/******************************************************************************
SGI/Nintendo Reality Display Processor
-------------------
Initial revision by Ville Linde
Many improvements by Harmony, angrylion, Ziggy, Gonetz and Orkin
Class re-write by Harmony
*******************************************************************************
STATUS:
Much behavior needs verification against real hardware. Many literal edge
cases must be verified on real hardware as well.
TODO:
- Further re-work class structure to avoid dependencies
*******************************************************************************/
#include "emu.h"
#include "includes/n64.h"
#include "video/n64.h"
#define LOG_RDP_EXECUTION 0
static FILE *rdp_exec;
/*****************************************************************************/
// The functions in this file should be moved into the parent Processor class.
#include "rdpfiltr.c"
namespace N64
{
namespace RDP
{
void Processor::GetAlphaCvg(UINT8 *comb_alpha)
{
INT32 temp = *comb_alpha;
INT32 temp2 = m_misc_state.m_curpixel_cvg;
INT32 temp3 = 0;
if (m_other_modes.cvg_times_alpha)
{
temp3 = (temp * temp2) + 4;
m_misc_state.m_curpixel_cvg = (temp3 >> 8) & 0xf;
}
if (m_other_modes.alpha_cvg_select)
{
temp = (m_other_modes.cvg_times_alpha) ? (temp3 >> 3) : (temp2 << 5);
}
if (temp > 0xff)
{
temp = 0xff;
}
*comb_alpha = temp;
}
/*****************************************************************************/
void Processor::VideoUpdate(bitmap_t *bitmap)
{
switch(n64_vi_control & 0x3)
{
case PIXEL_SIZE_16BIT:
VideoUpdate16(bitmap);
break;
case PIXEL_SIZE_32BIT:
VideoUpdate32(bitmap);
break;
default:
//fatalerror("Unsupported framebuffer depth: m_fb_size=%d\n", m_misc_state.m_fb_size);
break;
}
}
void Processor::VideoUpdate16(bitmap_t *bitmap)
{
int fsaa = (((n64_vi_control >> 8) & 3) < 2);
int divot = (n64_vi_control >> 4) & 1;
UINT32 prev_cvg = 0;
UINT32 next_cvg = 0;
//int dither_filter = (n64_vi_control >> 16) & 1;
//int vibuffering = ((n64_vi_control & 2) && fsaa && divot);
UINT16 *frame_buffer = (UINT16*)&rdram[(n64_vi_origin & 0xffffff) >> 2];
UINT32 hb = ((n64_vi_origin & 0xffffff) >> 2) >> 1;
UINT8* hidden_buffer = &m_hidden_bits[hb];
INT32 hdiff = (n64_vi_hstart & 0x3ff) - ((n64_vi_hstart >> 16) & 0x3ff);
float hcoeff = ((float)(n64_vi_xscale & 0xfff) / (1 << 10));
UINT32 hres = ((float)hdiff * hcoeff);
INT32 invisiblewidth = n64_vi_width - hres;
INT32 vdiff = ((n64_vi_vstart & 0x3ff) - ((n64_vi_vstart >> 16) & 0x3ff)) >> 1;
float vcoeff = ((float)(n64_vi_yscale & 0xfff) / (1 << 10));
UINT32 vres = ((float)vdiff * vcoeff);
if (vdiff <= 0 || hdiff <= 0)
{
return;
}
if (hres > 640) // Needed by Top Gear Overdrive (E)
{
invisiblewidth += (hres - 640);
hres = 640;
}
UINT32 pixels = 0;
if (frame_buffer)
{
for(int j = 0; j < vres; j++)
{
UINT32 *d = BITMAP_ADDR32(bitmap, j, 0);
for(int i = 0; i < hres; i++)
{
Color c;
//int r, g, b;
UINT16 pix = frame_buffer[pixels ^ WORD_ADDR_XOR];
m_misc_state.m_curpixel_cvg = ((pix & 1) << 2) | (hidden_buffer[pixels ^ BYTE_ADDR_XOR] & 3);
if(divot)
{
if(i > 0 && i < (hres - 1))
{
prev_cvg = ((frame_buffer[(pixels - 1)^WORD_ADDR_XOR] & 1) << 2) | (hidden_buffer[(pixels - 1)^BYTE_ADDR_XOR] & 3);
next_cvg = ((frame_buffer[(pixels + 1)^WORD_ADDR_XOR] & 1) << 2) | (hidden_buffer[(pixels + 1)^BYTE_ADDR_XOR] & 3);
}
}
c.i.r = ((pix >> 8) & 0xf8) | (pix >> 13);
c.i.g = ((pix >> 3) & 0xf8) | ((pix >> 8) & 0x07);
c.i.b = ((pix << 2) & 0xf8) | ((pix >> 3) & 0x07);
if(fsaa)
{
//if (/*!vibuffering &&*/ state->m_rdp.GetMiscState()->m_curpixel_cvg < 7 && i > 1 && j > 1 && i < (hres - 2) && j < (vres - 2))
//{
//video_filter16(&c.i.r, &c.i.g, &c.i.b, &frame_buffer[pixels ^ WORD_ADDR_XOR],&hidden_buffer[pixels ^ BYTE_ADDR_XOR], n64_vi_width);
//}
}
//else if (dither_filter && state->m_rdp.GetMiscState()->m_curpixel_cvg == 7 && i > 0 && j > 0 && i < (hres - 1) && j < (vres - 1))
//{
//if (vibuffering)
//{
// restore_filter16_buffer(&r, &g, &b, &ViBuffer[i][j], n64_vi_width);
//}
//else
//{
//restore_filter16(&c.i.r, &c.i.g, &c.i.b, &frame_buffer[pixels ^ WORD_ADDR_XOR], pixels ^ WORD_ADDR_XOR, n64_vi_width);
//}
//}
if(divot)
{
if (i > 0 && i < (hres - 1) && (m_misc_state.m_curpixel_cvg != 7 || prev_cvg != 7 || next_cvg != 7))
{
//if (vibuffering)
//{
// divot_filter16_buffer(&r, &g, &b, &ViBuffer[i][j]);
//}
//else
//{
//divot_filter16(&c.i.r, &c.i.g, &c.i.b, &frame_buffer[pixels ^ WORD_ADDR_XOR], pixels ^ WORD_ADDR_XOR);
//}
}
}
/*
if (gamma_dither)
{
dith = screen->machine().rand() & 0x3f;
}
if (gamma)
{
if (gamma_dither)
{
r = m_gamma_dither_table[(r << 6)|dith];
g = m_gamma_dither_table[(g << 6)|dith];
b = m_gamma_dither_table[(b << 6)|dith];
}
else
{
r = m_gamma_table[r];
g = m_gamma_table[g];
b = m_gamma_table[b];
}
}
else if (gamma_dither)
{
if (r < 255)
r += (dith & 1);
if (g < 255)
g += (dith & 1);
if (b < 255)
b += (dith & 1);
}
*/
pixels++;
d[i] = c.c >> 8;//(r << 16) | (g << 8) | b; // Fix me for endianness
}
pixels +=invisiblewidth;
}
}
}
void Processor::VideoUpdate32(bitmap_t *bitmap)
{
int gamma = (n64_vi_control >> 3) & 1;
int gamma_dither = (n64_vi_control >> 2) & 1;
//int vibuffering = ((n64_vi_control & 2) && fsaa && divot);
UINT32 *frame_buffer32 = (UINT32*)&rdram[(n64_vi_origin & 0xffffff) >> 2];
const INT32 hdiff = (n64_vi_hstart & 0x3ff) - ((n64_vi_hstart >> 16) & 0x3ff);
const float hcoeff = ((float)(n64_vi_xscale & 0xfff) / (1 << 10));
UINT32 hres = ((float)hdiff * hcoeff);
INT32 invisiblewidth = n64_vi_width - hres;
const INT32 vdiff = ((n64_vi_vstart & 0x3ff) - ((n64_vi_vstart >> 16) & 0x3ff)) >> 1;
const float vcoeff = ((float)(n64_vi_yscale & 0xfff) / (1 << 10));
const UINT32 vres = ((float)vdiff * vcoeff);
if (vdiff <= 0 || hdiff <= 0)
{
return;
}
if (hres > 640) // Needed by Top Gear Overdrive (E)
{
invisiblewidth += (hres - 640);
hres = 640;
}
if (frame_buffer32)
{
for (int j = 0; j < vres; j++)
{
UINT32 *d = BITMAP_ADDR32(bitmap, j, 0);
for (int i = 0; i < hres; i++)
{
UINT32 pix = *frame_buffer32++;
if (gamma || gamma_dither)
{
int r = (pix >> 24) & 0xff;
int g = (pix >> 16) & 0xff;
int b = (pix >> 8) & 0xff;
int dith = 0;
if (gamma_dither)
{
dith = GetRandom() & 0x3f;
}
if (gamma)
{
if (gamma_dither)
{
r = m_gamma_dither_table[(r << 6)| dith];
g = m_gamma_dither_table[(g << 6)| dith];
b = m_gamma_dither_table[(b << 6)| dith];
}
else
{
r = m_gamma_table[r];
g = m_gamma_table[g];
b = m_gamma_table[b];
}
}
else if (gamma_dither)
{
if (r < 255)
r += (dith & 1);
if (g < 255)
g += (dith & 1);
if (b < 255)
b += (dith & 1);
}
pix = (r << 24) | (g << 16) | (b << 8);
}
d[i] = (pix >> 8);
}
frame_buffer32 += invisiblewidth;
}
}
}
/*****************************************************************************/
void Processor::TCDivNoPersp(INT32 ss, INT32 st, INT32 sw, INT32* sss, INT32* sst)
{
*sss = (SIGN16(ss)) & 0x1ffff;
*sst = (SIGN16(st)) & 0x1ffff;
}
void Processor::TCDiv(INT32 ss, INT32 st, INT32 sw, INT32* sss, INT32* sst)
{
int w_carry = 0;
if ((sw & 0x8000) || !(sw & 0x7fff))
{
w_carry = 1;
}
sw &= 0x7fff;
int shift;
for (shift = 1; shift <= 14 && !((sw << shift) & 0x8000); shift++);
shift -= 1;
int normout = (sw << shift) & 0x3fff;
int wnorm = (normout & 0xff) << 2;
normout >>= 8;
int temppoint = m_norm_point_rom[normout];
int tempslope = m_norm_slope_rom[normout];
int tlu_rcp = ((-(tempslope * wnorm)) >> 10) + temppoint;
int sprod = SIGN16(ss) * tlu_rcp;
int tprod = SIGN16(st) * tlu_rcp;
int tempmask = ((1 << (shift + 1)) - 1) << (29 - shift);//tc.c,658
int shift_value = 13 - shift;//tc.c,653
int outofbounds_s = sprod & tempmask;//tc.c, 661
int outofbounds_t = tprod & tempmask;
if (shift == 0xe)//tc.c, 664
{
*sss = sprod << 1;//sw, tw ????? ?? ??????????
*sst = tprod << 1;
}
else
{
*sss = sprod = (sprod >> shift_value);
*sst = tprod = (tprod >> shift_value);
}
//compute clamp flags
int under_s = 0;
// int under_t = 0;
int over_s = 0;
int over_t = 0;
if (outofbounds_s != tempmask && outofbounds_s != 0)
{
if (sprod & (1 << 29))
{
under_s = 1;
}
else
{
over_s = 1;
}
}
if (outofbounds_t != tempmask && outofbounds_t != 0)
{
if (tprod & (1 << 29))
{
// under_t = 1;
}
else
{
over_t = 1;
}
}
over_s |= w_carry;
over_t |= w_carry;
*sss = (*sss & 0x1ffff) | (over_s << 18) | (under_s << 17);
*sst = (*sst & 0x1ffff) | (over_s << 18) | (under_s << 17);
}
INT32 Processor::ColorCombinerEquation(INT32 a, INT32 b, INT32 c, INT32 d)
{
a = KURT_AKELEY_SIGN9(a);
b = KURT_AKELEY_SIGN9(b);
c = SIGN9(c);
d = KURT_AKELEY_SIGN9(d);
a = (((a - b) * c) + (d << 8) + 0x80);
a = SIGN17(a) >> 8;
a = m_special_9bit_clamptable[a & 0x1ff];
return a;
}
INT32 Processor::AlphaCombinerEquation(INT32 a, INT32 b, INT32 c, INT32 d)
{
a = KURT_AKELEY_SIGN9(a);
b = KURT_AKELEY_SIGN9(b);
c = SIGN9(c);
d = KURT_AKELEY_SIGN9(d);
a = (((a - b) * c) + (d << 8) + 0x80) >> 8;
a = SIGN9(a);
a = m_special_9bit_clamptable[a & 0x1ff];
return a;
}
void Processor::ColorCombiner1Cycle(bool noisecompute)
{
if (noisecompute)
{
m_noise_color.i.r = m_noise_color.i.g = m_noise_color.i.b = machine().rand() & 0xff; // Not accurate...
}
m_pixel_color.i.r = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_r[1],*m_color_inputs.combiner_rgbsub_b_r[1],*m_color_inputs.combiner_rgbmul_r[1],*m_color_inputs.combiner_rgbadd_r[1]);
m_pixel_color.i.g = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_g[1],*m_color_inputs.combiner_rgbsub_b_g[1],*m_color_inputs.combiner_rgbmul_g[1],*m_color_inputs.combiner_rgbadd_g[1]);
m_pixel_color.i.b = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_b[1],*m_color_inputs.combiner_rgbsub_b_b[1],*m_color_inputs.combiner_rgbmul_b[1],*m_color_inputs.combiner_rgbadd_b[1]);
m_pixel_color.i.a = AlphaCombinerEquation(*m_color_inputs.combiner_alphasub_a[1],*m_color_inputs.combiner_alphasub_b[1],*m_color_inputs.combiner_alphamul[1],*m_color_inputs.combiner_alphaadd[1]);
//Alpha coverage combiner
GetAlphaCvg(&m_pixel_color.i.a);
}
void Processor::ColorCombiner2Cycle(bool noisecompute)
{
if (noisecompute)
{
m_noise_color.i.r = m_noise_color.i.g = m_noise_color.i.b = machine().rand() & 0xff; // HACK
}
m_combined_color.i.r = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_r[0],*m_color_inputs.combiner_rgbsub_b_r[0],*m_color_inputs.combiner_rgbmul_r[0],*m_color_inputs.combiner_rgbadd_r[0]);
m_combined_color.i.g = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_g[0],*m_color_inputs.combiner_rgbsub_b_g[0],*m_color_inputs.combiner_rgbmul_g[0],*m_color_inputs.combiner_rgbadd_g[0]);
m_combined_color.i.b = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_b[0],*m_color_inputs.combiner_rgbsub_b_b[0],*m_color_inputs.combiner_rgbmul_b[0],*m_color_inputs.combiner_rgbadd_b[0]);
m_combined_color.i.a = AlphaCombinerEquation(*m_color_inputs.combiner_alphasub_a[0],*m_color_inputs.combiner_alphasub_b[0],*m_color_inputs.combiner_alphamul[0],*m_color_inputs.combiner_alphaadd[0]);
m_texel0_color = m_texel1_color;
m_texel1_color = m_next_texel_color;
m_pixel_color.i.r = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_r[1],*m_color_inputs.combiner_rgbsub_b_r[1],*m_color_inputs.combiner_rgbmul_r[1],*m_color_inputs.combiner_rgbadd_r[1]);
m_pixel_color.i.g = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_g[1],*m_color_inputs.combiner_rgbsub_b_g[1],*m_color_inputs.combiner_rgbmul_g[1],*m_color_inputs.combiner_rgbadd_g[1]);
m_pixel_color.i.b = ColorCombinerEquation(*m_color_inputs.combiner_rgbsub_a_b[1],*m_color_inputs.combiner_rgbsub_b_b[1],*m_color_inputs.combiner_rgbmul_b[1],*m_color_inputs.combiner_rgbadd_b[1]);
m_pixel_color.i.a = AlphaCombinerEquation(*m_color_inputs.combiner_alphasub_a[1],*m_color_inputs.combiner_alphasub_b[1],*m_color_inputs.combiner_alphamul[1],*m_color_inputs.combiner_alphaadd[1]);
GetAlphaCvg(&m_pixel_color.i.a);
}
void Processor::SetSubAInputRGB(UINT8 **input_r, UINT8 **input_g, UINT8 **input_b, int code)
{
switch (code & 0xf)
{
case 0: *input_r = &m_combined_color.i.r; *input_g = &m_combined_color.i.g; *input_b = &m_combined_color.i.b; break;
case 1: *input_r = &m_texel0_color.i.r; *input_g = &m_texel0_color.i.g; *input_b = &m_texel0_color.i.b; break;
case 2: *input_r = &m_texel1_color.i.r; *input_g = &m_texel1_color.i.g; *input_b = &m_texel1_color.i.b; break;
case 3: *input_r = &m_prim_color.i.r; *input_g = &m_prim_color.i.g; *input_b = &m_prim_color.i.b; break;
case 4: *input_r = &m_shade_color.i.r; *input_g = &m_shade_color.i.g; *input_b = &m_shade_color.i.b; break;
case 5: *input_r = &m_env_color.i.r; *input_g = &m_env_color.i.g; *input_b = &m_env_color.i.b; break;
case 6: *input_r = &m_one_color.i.r; *input_g = &m_one_color.i.g; *input_b = &m_one_color.i.b; break;
case 7: *input_r = &m_noise_color.i.r; *input_g = &m_noise_color.i.g; *input_b = &m_noise_color.i.b; break;
case 8: case 9: case 10: case 11: case 12: case 13: case 14: case 15:
{
*input_r = &m_zero_color.i.r; *input_g = &m_zero_color.i.g; *input_b = &m_zero_color.i.b; break;
}
}
}
void Processor::SetSubBInputRGB(UINT8 **input_r, UINT8 **input_g, UINT8 **input_b, int code)
{
switch (code & 0xf)
{
case 0: *input_r = &m_combined_color.i.r; *input_g = &m_combined_color.i.g; *input_b = &m_combined_color.i.b; break;
case 1: *input_r = &m_texel0_color.i.r; *input_g = &m_texel0_color.i.g; *input_b = &m_texel0_color.i.b; break;
case 2: *input_r = &m_texel1_color.i.r; *input_g = &m_texel1_color.i.g; *input_b = &m_texel1_color.i.b; break;
case 3: *input_r = &m_prim_color.i.r; *input_g = &m_prim_color.i.g; *input_b = &m_prim_color.i.b; break;
case 4: *input_r = &m_shade_color.i.r; *input_g = &m_shade_color.i.g; *input_b = &m_shade_color.i.b; break;
case 5: *input_r = &m_env_color.i.r; *input_g = &m_env_color.i.g; *input_b = &m_env_color.i.b; break;
case 6: fatalerror("SET_SUBB_RGB_INPUT: key_center\n"); break;
case 7: *input_r = (UINT8*)&m_k4; *input_g = (UINT8*)&m_k4; *input_b = (UINT8*)&m_k4; break;
case 8: case 9: case 10: case 11: case 12: case 13: case 14: case 15:
{
*input_r = &m_zero_color.i.r; *input_g = &m_zero_color.i.g; *input_b = &m_zero_color.i.b; break;
}
}
}
void Processor::SetMulInputRGB(UINT8 **input_r, UINT8 **input_g, UINT8 **input_b, int code)
{
switch (code & 0x1f)
{
case 0: *input_r = &m_combined_color.i.r; *input_g = &m_combined_color.i.g; *input_b = &m_combined_color.i.b; break;
case 1: *input_r = &m_texel0_color.i.r; *input_g = &m_texel0_color.i.g; *input_b = &m_texel0_color.i.b; break;
case 2: *input_r = &m_texel1_color.i.r; *input_g = &m_texel1_color.i.g; *input_b = &m_texel1_color.i.b; break;
case 3: *input_r = &m_prim_color.i.r; *input_g = &m_prim_color.i.g; *input_b = &m_prim_color.i.b; break;
case 4: *input_r = &m_shade_color.i.r; *input_g = &m_shade_color.i.g; *input_b = &m_shade_color.i.b; break;
case 5: *input_r = &m_env_color.i.r; *input_g = &m_env_color.i.g; *input_b = &m_env_color.i.b; break;
case 6: *input_r = &m_key_scale.i.r; *input_g = &m_key_scale.i.g; *input_b = &m_key_scale.i.b; break;
case 7: *input_r = &m_combined_color.i.a; *input_g = &m_combined_color.i.a; *input_b = &m_combined_color.i.a; break;
case 8: *input_r = &m_texel0_color.i.a; *input_g = &m_texel0_color.i.a; *input_b = &m_texel0_color.i.a; break;
case 9: *input_r = &m_texel1_color.i.a; *input_g = &m_texel1_color.i.a; *input_b = &m_texel1_color.i.a; break;
case 10: *input_r = &m_prim_color.i.a; *input_g = &m_prim_color.i.a; *input_b = &m_prim_color.i.a; break;
case 11: *input_r = &m_shade_color.i.a; *input_g = &m_shade_color.i.a; *input_b = &m_shade_color.i.a; break;
case 12: *input_r = &m_env_color.i.a; *input_g = &m_env_color.i.a; *input_b = &m_env_color.i.a; break;
case 13: *input_r = &m_lod_frac; *input_g = &m_lod_frac; *input_b = &m_lod_frac; break;
case 14: *input_r = &m_prim_lod_frac; *input_g = &m_prim_lod_frac; *input_b = &m_prim_lod_frac; break;
case 15: *input_r = (UINT8*)&m_k5; *input_g = (UINT8*)&m_k5; *input_b = (UINT8*)&m_k5; break;
case 16: case 17: case 18: case 19: case 20: case 21: case 22: case 23:
case 24: case 25: case 26: case 27: case 28: case 29: case 30: case 31:
{
*input_r = &m_zero_color.i.r; *input_g = &m_zero_color.i.g; *input_b = &m_zero_color.i.b; break;
}
}
}
void Processor::SetAddInputRGB(UINT8 **input_r, UINT8 **input_g, UINT8 **input_b, int code)
{
switch (code & 0x7)
{
case 0: *input_r = &m_combined_color.i.r; *input_g = &m_combined_color.i.g; *input_b = &m_combined_color.i.b; break;
case 1: *input_r = &m_texel0_color.i.r; *input_g = &m_texel0_color.i.g; *input_b = &m_texel0_color.i.b; break;
case 2: *input_r = &m_texel1_color.i.r; *input_g = &m_texel1_color.i.g; *input_b = &m_texel1_color.i.b; break;
case 3: *input_r = &m_prim_color.i.r; *input_g = &m_prim_color.i.g; *input_b = &m_prim_color.i.b; break;
case 4: *input_r = &m_shade_color.i.r; *input_g = &m_shade_color.i.g; *input_b = &m_shade_color.i.b; break;
case 5: *input_r = &m_env_color.i.r; *input_g = &m_env_color.i.g; *input_b = &m_env_color.i.b; break;
case 6: *input_r = &m_one_color.i.r; *input_g = &m_one_color.i.g; *input_b = &m_one_color.i.b; break;
case 7: *input_r = &m_zero_color.i.r; *input_g = &m_zero_color.i.g; *input_b = &m_zero_color.i.b; break;
}
}
void Processor::SetSubInputAlpha(UINT8 **input, int code)
{
switch (code & 0x7)
{
case 0: *input = &m_combined_color.i.a; break;
case 1: *input = &m_texel0_color.i.a; break;
case 2: *input = &m_texel1_color.i.a; break;
case 3: *input = &m_prim_color.i.a; break;
case 4: *input = &m_shade_color.i.a; break;
case 5: *input = &m_env_color.i.a; break;
case 6: *input = &m_one_color.i.a; break;
case 7: *input = &m_zero_color.i.a; break;
}
}
void Processor::SetMulInputAlpha(UINT8 **input, int code)
{
switch (code & 0x7)
{
case 0: *input = &m_lod_frac; break;
case 1: *input = &m_texel0_color.i.a; break;
case 2: *input = &m_texel1_color.i.a; break;
case 3: *input = &m_prim_color.i.a; break;
case 4: *input = &m_shade_color.i.a; break;
case 5: *input = &m_env_color.i.a; break;
case 6: *input = &m_prim_lod_frac; break;
case 7: *input = &m_zero_color.i.a; break;
}
}
void Processor::SetBlenderInput(int cycle, int which, UINT8 **input_r, UINT8 **input_g, UINT8 **input_b, UINT8 **input_a, int a, int b)
{
switch (a & 0x3)
{
case 0:
{
if (cycle == 0)
{
*input_r = &m_pixel_color.i.r;
*input_g = &m_pixel_color.i.g;
*input_b = &m_pixel_color.i.b;
}
else
{
*input_r = &m_blended_pixel_color.i.r;
*input_g = &m_blended_pixel_color.i.g;
*input_b = &m_blended_pixel_color.i.b;
}
break;
}
case 1:
{
*input_r = &m_memory_color.i.r;
*input_g = &m_memory_color.i.g;
*input_b = &m_memory_color.i.b;
break;
}
case 2:
{
*input_r = &m_blend_color.i.r;
*input_g = &m_blend_color.i.g;
*input_b = &m_blend_color.i.b;
break;
}
case 3:
{
*input_r = &m_fog_color.i.r;
*input_g = &m_fog_color.i.g;
*input_b = &m_fog_color.i.b;
break;
}
}
if (which == 0)
{
switch (b & 0x3)
{
case 0: *input_a = &m_pixel_color.i.a; break;
case 1: *input_a = &m_fog_color.i.a; break;
case 2: *input_a = &m_shade_color.i.a; break;
case 3: *input_a = &m_zero_color.i.a; break;
}
}
else
{
switch (b & 0x3)
{
case 0: *input_a = &m_inv_pixel_color.i.a; break;
case 1: *input_a = &m_memory_color.i.a; break;
case 2: *input_a = &m_one_color.i.a; break;
case 3: *input_a = &m_zero_color.i.a; break;
}
}
}
const UINT8 Processor::s_bayer_matrix[16] =
{ /* Bayer matrix */
0, 4, 1, 5,
6, 2, 7, 3,
1, 5, 0, 4,
7, 3, 6, 2
};
const UINT8 Processor::s_magic_matrix[16] =
{ /* Magic square matrix */
0, 6, 1, 7,
4, 2, 5, 3,
3, 5, 2, 4,
7, 1, 6, 0
};
const Processor::ZDecompressEntry Processor::z_dec_table[8] =
{
{ 6, 0x00000 },
{ 5, 0x20000 },
{ 4, 0x30000 },
{ 3, 0x38000 },
{ 2, 0x3c000 },
{ 1, 0x3e000 },
{ 0, 0x3f000 },
{ 0, 0x3f800 },
};
/*****************************************************************************/
void Processor::z_build_com_table(void)
{
UINT16 altmem = 0;
for(int z = 0; z < 0x40000; z++)
{
switch((z >> 11) & 0x7f)
{
case 0x00:
case 0x01:
case 0x02:
case 0x03:
case 0x04:
case 0x05:
case 0x06:
case 0x07:
case 0x08:
case 0x09:
case 0x0a:
case 0x0b:
case 0x0c:
case 0x0d:
case 0x0e:
case 0x0f:
case 0x10:
case 0x11:
case 0x12:
case 0x13:
case 0x14:
case 0x15:
case 0x16:
case 0x17:
case 0x18:
case 0x19:
case 0x1a:
case 0x1b:
case 0x1c:
case 0x1d:
case 0x1e:
case 0x1f:
case 0x20:
case 0x21:
case 0x22:
case 0x23:
case 0x24:
case 0x25:
case 0x26:
case 0x27:
case 0x28:
case 0x29:
case 0x2a:
case 0x2b:
case 0x2c:
case 0x2d:
case 0x2e:
case 0x2f:
case 0x30:
case 0x31:
case 0x32:
case 0x33:
case 0x34:
case 0x35:
case 0x36:
case 0x37:
case 0x38:
case 0x39:
case 0x3a:
case 0x3b:
case 0x3c:
case 0x3d:
case 0x3e:
case 0x3f:
altmem = (z >> 4) & 0x1ffc;
break;
case 0x40:
case 0x41:
case 0x42:
case 0x43:
case 0x44:
case 0x45:
case 0x46:
case 0x47:
case 0x48:
case 0x49:
case 0x4a:
case 0x4b:
case 0x4c:
case 0x4d:
case 0x4e:
case 0x4f:
case 0x50:
case 0x51:
case 0x52:
case 0x53:
case 0x54:
case 0x55:
case 0x56:
case 0x57:
case 0x58:
case 0x59:
case 0x5a:
case 0x5b:
case 0x5c:
case 0x5d:
case 0x5e:
case 0x5f:
altmem = ((z >> 3) & 0x1ffc) | 0x2000;
break;
case 0x60:
case 0x61:
case 0x62:
case 0x63:
case 0x64:
case 0x65:
case 0x66:
case 0x67:
case 0x68:
case 0x69:
case 0x6a:
case 0x6b:
case 0x6c:
case 0x6d:
case 0x6e:
case 0x6f:
altmem = ((z >> 2) & 0x1ffc) | 0x4000;
break;
case 0x70:
case 0x71:
case 0x72:
case 0x73:
case 0x74:
case 0x75:
case 0x76:
case 0x77:
altmem = ((z >> 1) & 0x1ffc) | 0x6000;
break;
case 0x78://uncompressed z = 0x3c000
case 0x79:
case 0x7a:
case 0x7b:
altmem = (z & 0x1ffc) | 0x8000;
break;
case 0x7c://uncompressed z = 0x3e000
case 0x7d:
altmem = ((z << 1) & 0x1ffc) | 0xa000;
break;
case 0x7e://uncompressed z = 0x3f000
altmem = ((z << 2) & 0x1ffc) | 0xc000;
break;
case 0x7f://uncompressed z = 0x3f000
altmem = ((z << 2) & 0x1ffc) | 0xe000;
break;
}
z_com_table[z] = altmem;
}
}
void Processor::precalc_cvmask_derivatives(void)
{
const UINT8 yarray[16] = {0, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0};
const UINT8 xarray[16] = {0, 3, 2, 2, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0};
for (int i = 0; i < 0x10000; i++)
{
compressed_cvmasks[i] = (i & 1) | ((i & 4) >> 1) | ((i & 0x20) >> 3) | ((i & 0x80) >> 4) |
((i & 0x100) >> 4) | ((i & 0x400) >> 5) | ((i & 0x2000) >> 7) | ((i & 0x8000) >> 8);
}
for (int i = 0; i < 0x100; i++)
{
UINT16 mask = decompress_cvmask_frombyte(i);
cvarray[i].cvg = cvarray[i].cvbit = 0;
cvarray[i].cvbit = (i >> 7) & 1;
for (int k = 0; k < 8; k++)
{
cvarray[i].cvg += ((i >> k) & 1);
}
UINT16 masky = 0;
for (int k = 0; k < 4; k++)
{
masky |= ((mask & (0xf000 >> (k << 2))) > 0) << k;
}
UINT8 offy = yarray[masky];
UINT16 maskx = (mask & (0xf000 >> (offy << 2))) >> ((offy ^ 3) << 2);
UINT8 offx = xarray[maskx];
cvarray[i].xoff = offx;
cvarray[i].yoff = offy;
}
}
UINT16 Processor::decompress_cvmask_frombyte(UINT8 x)
{
UINT16 y = (x & 1) | ((x & 2) << 1) | ((x & 4) << 3) | ((x & 8) << 4) |
((x & 0x10) << 4) | ((x & 0x20) << 5) | ((x & 0x40) << 7) | ((x & 0x80) << 8);
return y;
}
void Processor::lookup_cvmask_derivatives(UINT32 mask, UINT8* offx, UINT8* offy)
{
UINT32 index;
/*
if (mask != (mask & 0xa5a5))//never happens
stricterror("wrong cvmask computed: %x", mask);
*/
index = compressed_cvmasks[mask];//???????? VTune, ???-?? ?? 50% ???????, ??? ?????? ?? 8 ??? ?? ????? ? ???? ?-??
m_misc_state.m_curpixel_cvg = cvarray[index].cvg;
m_misc_state.m_curpixel_cvbit = cvarray[index].cvbit;//??? mask15b: cv.c, bl.c
*offx = cvarray[index].xoff;
*offy = cvarray[index].yoff;
}
void Processor::ZStore(UINT32 zcurpixel, UINT32 dzcurpixel, UINT32 z)
{
UINT16 zval = z_com_table[z & 0x3ffff]|(m_dzpix_enc >> 2);
if(zcurpixel <= MEM16_LIMIT)
{
((UINT16*)rdram)[zcurpixel ^ WORD_ADDR_XOR] = zval;
}
if(dzcurpixel <= MEM8_LIMIT)
{
m_hidden_bits[dzcurpixel ^ BYTE_ADDR_XOR] = m_dzpix_enc & 3;
}
}
INT32 Processor::NormalizeDZPix(INT32 sum)
{
if (sum & 0xc000)
{
return 0x8000;
}
if (!(sum & 0xffff))
{
return 1;
}
for(int count = 0x2000; count > 0; count >>= 1)
{
if (sum & count)
{
return(count << 1);
}
}
return 0;
}
UINT32 Processor::ZDecompress(UINT32 zcurpixel)
{
UINT32 zb = RREADIDX16(zcurpixel);
return z_complete_dec_table[(zb >> 2) & 0x3fff];
}
UINT32 Processor::DZDecompress(UINT32 zcurpixel, UINT32 dzcurpixel)
{
UINT16 zval = RREADIDX16(zcurpixel);
UINT8 dzval = (((dzcurpixel) <= 0x7fffff) ? (GetHiddenBits()[(dzcurpixel) ^ BYTE_ADDR_XOR]) : 0);
UINT32 dz_compressed = ((zval & 3) << 2) | (dzval & 3);
return (1 << dz_compressed);
}
UINT32 Processor::DZCompress(UINT32 value)
{
INT32 j = 0;
for (; value > 1; j++, value >>= 1);
return j;
}
void Processor::GetDitherValues(int x, int y, int* cdith, int* adith)
{
int dithindex = ((y & 3) << 2) | (x & 3);
switch((m_other_modes.rgb_dither_sel << 2) | m_other_modes.alpha_dither_sel)
{
case 0:
*adith = *cdith = s_magic_matrix[dithindex];
break;
case 1:
*cdith = s_magic_matrix[dithindex];
*adith = (~(*cdith)) & 7;
break;
case 2:
*cdith = s_magic_matrix[dithindex];
*adith = machine().rand() & 7;
break;
case 3:
*cdith = s_magic_matrix[dithindex];
*adith = 0;
break;
case 4:
*adith = *cdith = s_bayer_matrix[dithindex];
break;
case 5:
*cdith = s_bayer_matrix[dithindex];
*adith = (~(*cdith)) & 7;
break;
case 6:
*cdith = s_bayer_matrix[dithindex];
*adith = machine().rand() & 7;
break;
case 7:
*cdith = s_bayer_matrix[dithindex];
*adith = 0;
break;
case 8:
*cdith = machine().rand() & 7;
*adith = s_magic_matrix[dithindex];
break;
case 9:
*cdith = machine().rand() & 7;
*adith = (~s_magic_matrix[dithindex]) & 7;
break;
case 10:
*cdith = machine().rand() & 7;
*adith = (*cdith + 17) & 7;
break;
case 11:
*cdith = machine().rand() & 7;
*adith = 0;
break;
case 12:
*cdith = 0;
*adith = s_bayer_matrix[dithindex];
break;
case 13:
*cdith = 0;
*adith = (~s_bayer_matrix[dithindex]) & 7;
break;
case 14:
*cdith = 0;
*adith = m_machine->rand() & 7;
break;
case 15:
*adith = *cdith = 0;
break;
}
}
INT32 CLAMP(INT32 in, INT32 min, INT32 max)
{
if(in < min) return min;
if(in > max) return max;
return in;
}
bool Processor::ZCompare(UINT32 zcurpixel, UINT32 dzcurpixel, UINT32 sz, UINT16 dzpix)
{
bool force_coplanar = false;
sz &= 0x3ffff;
UINT32 oz;
UINT32 dzmem;
UINT32 zval;
INT32 rawdzmem;
if (m_other_modes.z_compare_en)
{
oz = ZDecompress(zcurpixel);
dzmem = DZDecompress(zcurpixel, dzcurpixel);
zval = RREADIDX16(zcurpixel);
rawdzmem = ((zval & 3) << 2) | ((((dzcurpixel) <= 0x3fffff) ? (GetHiddenBits()[(dzcurpixel) ^ BYTE_ADDR_XOR]) : 0) & 3);
}
else
{
oz = 0;
dzmem = 1 << 0xf;
zval = 0x3;
rawdzmem = 0xf;
}
m_dzpix_enc = DZCompress(dzpix & 0xffff);
m_blender.SetShiftA(CLAMP(m_dzpix_enc - rawdzmem, 0, 4));
m_blender.SetShiftB(CLAMP(rawdzmem - m_dzpix_enc, 0, 4));
int precision_factor = (zval >> 13) & 0xf;
bool precision_important = precision_factor < 3;
int dzmemmodifier;
if (precision_important)
{
dzmemmodifier = 16 >> precision_factor;
if (dzmem == 0x8000)
{
force_coplanar = true;
}
dzmem <<= 1;
if (dzmem <= dzmemmodifier)
{
dzmem = dzmemmodifier;
}
if (!dzmem)
{
dzmem = 0xffff;
}
}
if (dzmem > 0x8000)
{
dzmem = 0xffff;
}
UINT32 dznew = (dzmem > dzpix) ? dzmem : (UINT32)dzpix;
UINT32 dznotshift = dznew;
dznew <<= 3;
bool farther = (sz + dznew) >= oz;
bool infront = sz < oz;
if (force_coplanar)
{
farther = true;
}
bool overflow = ((m_misc_state.m_curpixel_memcvg + m_misc_state.m_curpixel_cvg) & 8) > 0;
m_blender.SetBlendEnable(m_other_modes.force_blend || (!overflow && m_other_modes.antialias_en && farther));
m_framebuffer.SetPreWrap(overflow);
int cvgcoeff = 0;
UINT32 dzenc = 0;
if (m_other_modes.z_mode == 1 && infront && farther && overflow)
{
dzenc = DZCompress(dznotshift & 0xffff);
cvgcoeff = ((oz >> dzenc) - (sz >> dzenc)) & 0xf;
m_misc_state.m_curpixel_cvg = ((cvgcoeff * m_misc_state.m_curpixel_cvg) >> 3) & 0xf;
}
if (!m_other_modes.z_compare_en)
{
return true;
}
INT32 diff = (INT32)sz - (INT32)dznew;
bool nearer = diff <= (INT32)oz;
bool max = (oz == 0x3ffff);
if (force_coplanar)
{
nearer = true;
}
switch(m_other_modes.z_mode)
{
case 0:
return (max || (overflow ? infront : nearer));
break;
case 1:
return (max || (overflow ? infront : nearer));
break;
case 2:
return (infront || max);
break;
case 3:
return (farther && nearer && !max);
break;
}
return false;
}
UINT32 Processor::GetLog2(UINT32 lod_clamp)
{
if (lod_clamp < 2)
{
return 0;
}
else
{
for (int i = 7; i > 0; i--)
{
if ((lod_clamp >> i) & 1)
{
return i;
}
}
}
return 0;
}
/*****************************************************************************/
UINT32 N64::RDP::Processor::ReadData(UINT32 address)
{
if (m_status & 0x1) // XBUS_DMEM_DMA enabled
{
return rsp_dmem[(address & 0xfff) / 4];
}
else
{
return rdram[((address & 0xffffff) / 4)];
}
}
static const char *const image_format[] = { "RGBA", "YUV", "CI", "IA", "I", "???", "???", "???" };
static const char *const image_size[] = { "4-bit", "8-bit", "16-bit", "32-bit" };
static const int rdp_command_length[64] =
{
8, // 0x00, No Op
8, // 0x01, ???
8, // 0x02, ???
8, // 0x03, ???
8, // 0x04, ???
8, // 0x05, ???
8, // 0x06, ???
8, // 0x07, ???
32, // 0x08, Non-Shaded Triangle
32+16, // 0x09, Non-Shaded, Z-Buffered Triangle
32+64, // 0x0a, Textured Triangle
32+64+16, // 0x0b, Textured, Z-Buffered Triangle
32+64, // 0x0c, Shaded Triangle
32+64+16, // 0x0d, Shaded, Z-Buffered Triangle
32+64+64, // 0x0e, Shaded+Textured Triangle
32+64+64+16,// 0x0f, Shaded+Textured, Z-Buffered Triangle
8, // 0x10, ???
8, // 0x11, ???
8, // 0x12, ???
8, // 0x13, ???
8, // 0x14, ???
8, // 0x15, ???
8, // 0x16, ???
8, // 0x17, ???
8, // 0x18, ???
8, // 0x19, ???
8, // 0x1a, ???
8, // 0x1b, ???
8, // 0x1c, ???
8, // 0x1d, ???
8, // 0x1e, ???
8, // 0x1f, ???
8, // 0x20, ???
8, // 0x21, ???
8, // 0x22, ???
8, // 0x23, ???
16, // 0x24, Texture_Rectangle
16, // 0x25, Texture_Rectangle_Flip
8, // 0x26, Sync_Load
8, // 0x27, Sync_Pipe
8, // 0x28, Sync_Tile
8, // 0x29, Sync_Full
8, // 0x2a, Set_Key_GB
8, // 0x2b, Set_Key_R
8, // 0x2c, Set_Convert
8, // 0x2d, Set_Scissor
8, // 0x2e, Set_Prim_Depth
8, // 0x2f, Set_Other_Modes
8, // 0x30, Load_TLUT
8, // 0x31, ???
8, // 0x32, Set_Tile_Size
8, // 0x33, Load_Block
8, // 0x34, Load_Tile
8, // 0x35, Set_Tile
8, // 0x36, Fill_Rectangle
8, // 0x37, Set_Fill_Color
8, // 0x38, Set_Fog_Color
8, // 0x39, Set_Blend_Color
8, // 0x3a, Set_Prim_Color
8, // 0x3b, Set_Env_Color
8, // 0x3c, Set_Combine
8, // 0x3d, Set_Texture_Image
8, // 0x3e, Set_Mask_Image
8 // 0x3f, Set_Color_Image
};
void N64::RDP::Processor::Dasm(char *buffer)
{
int i;
int tile;
const char *format, *size;
char sl[32], tl[32], sh[32], th[32];
char s[32], t[32], w[32];
char dsdx[32], dtdx[32], dwdx[32];
char dsdy[32], dtdy[32], dwdy[32];
char dsde[32], dtde[32], dwde[32];
char yl[32], yh[32], ym[32], xl[32], xh[32], xm[32];
char dxldy[32], dxhdy[32], dxmdy[32];
char rt[32], gt[32], bt[32], at[32];
char drdx[32], dgdx[32], dbdx[32], dadx[32];
char drdy[32], dgdy[32], dbdy[32], dady[32];
char drde[32], dgde[32], dbde[32], dade[32];
UINT32 r,g,b,a;
UINT32 cmd[64];
UINT32 length;
UINT32 command;
length = m_cmd_ptr * 4;
if (length < 8)
{
sprintf(buffer, "ERROR: length = %d\n", length);
return;
}
cmd[0] = m_cmd_data[m_cmd_cur+0];
cmd[1] = m_cmd_data[m_cmd_cur+1];
tile = (cmd[1] >> 24) & 0x7;
sprintf(sl, "%4.2f", (float)((cmd[0] >> 12) & 0xfff) / 4.0f);
sprintf(tl, "%4.2f", (float)((cmd[0] >> 0) & 0xfff) / 4.0f);
sprintf(sh, "%4.2f", (float)((cmd[1] >> 12) & 0xfff) / 4.0f);
sprintf(th, "%4.2f", (float)((cmd[1] >> 0) & 0xfff) / 4.0f);
format = image_format[(cmd[0] >> 21) & 0x7];
size = image_size[(cmd[0] >> 19) & 0x3];
r = (cmd[1] >> 24) & 0xff;
g = (cmd[1] >> 16) & 0xff;
b = (cmd[1] >> 8) & 0xff;
a = (cmd[1] >> 0) & 0xff;
command = (cmd[0] >> 24) & 0x3f;
switch (command)
{
case 0x00: sprintf(buffer, "No Op"); break;
case 0x08: // Tri_NoShade
{
int lft = (command >> 23) & 0x1;
if (length != rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_NoShade length = %d\n", length);
return;
}
cmd[2] = m_cmd_data[m_cmd_cur+2];
cmd[3] = m_cmd_data[m_cmd_cur+3];
cmd[4] = m_cmd_data[m_cmd_cur+4];
cmd[5] = m_cmd_data[m_cmd_cur+5];
cmd[6] = m_cmd_data[m_cmd_cur+6];
cmd[7] = m_cmd_data[m_cmd_cur+7];
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)(cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)(cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)(cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)(cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)(cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)(cmd[7] / 65536.0f));
sprintf(buffer, "Tri_NoShade %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
break;
}
case 0x09: // Tri_NoShadeZ
{
int lft = (command >> 23) & 0x1;
if (length != rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_NoShadeZ length = %d\n", length);
return;
}
cmd[2] = m_cmd_data[m_cmd_cur+2];
cmd[3] = m_cmd_data[m_cmd_cur+3];
cmd[4] = m_cmd_data[m_cmd_cur+4];
cmd[5] = m_cmd_data[m_cmd_cur+5];
cmd[6] = m_cmd_data[m_cmd_cur+6];
cmd[7] = m_cmd_data[m_cmd_cur+7];
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)(cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)(cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)(cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)(cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)(cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)(cmd[7] / 65536.0f));
sprintf(buffer, "Tri_NoShadeZ %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
break;
}
case 0x0a: // Tri_Tex
{
int lft = (command >> 23) & 0x1;
if (length < rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_Tex length = %d\n", length);
return;
}
for (i=2; i < 24; i++)
{
cmd[i] = m_cmd_data[m_cmd_cur+i];
}
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)((INT32)cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)((INT32)cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)((INT32)cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)((INT32)cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)((INT32)cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)((INT32)cmd[7] / 65536.0f));
sprintf(s, "%4.4f", (float)(INT32)((cmd[ 8] & 0xffff0000) | ((cmd[12] >> 16) & 0xffff)) / 65536.0f);
sprintf(t, "%4.4f", (float)(INT32)(((cmd[ 8] & 0xffff) << 16) | (cmd[12] & 0xffff)) / 65536.0f);
sprintf(w, "%4.4f", (float)(INT32)((cmd[ 9] & 0xffff0000) | ((cmd[13] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdx, "%4.4f", (float)(INT32)((cmd[10] & 0xffff0000) | ((cmd[14] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdx, "%4.4f", (float)(INT32)(((cmd[10] & 0xffff) << 16) | (cmd[14] & 0xffff)) / 65536.0f);
sprintf(dwdx, "%4.4f", (float)(INT32)((cmd[11] & 0xffff0000) | ((cmd[15] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsde, "%4.4f", (float)(INT32)((cmd[16] & 0xffff0000) | ((cmd[20] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtde, "%4.4f", (float)(INT32)(((cmd[16] & 0xffff) << 16) | (cmd[20] & 0xffff)) / 65536.0f);
sprintf(dwde, "%4.4f", (float)(INT32)((cmd[17] & 0xffff0000) | ((cmd[21] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdy, "%4.4f", (float)(INT32)((cmd[18] & 0xffff0000) | ((cmd[22] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdy, "%4.4f", (float)(INT32)(((cmd[18] & 0xffff) << 16) | (cmd[22] & 0xffff)) / 65536.0f);
sprintf(dwdy, "%4.4f", (float)(INT32)((cmd[19] & 0xffff0000) | ((cmd[23] >> 16) & 0xffff)) / 65536.0f);
buffer+=sprintf(buffer, "Tri_Tex %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " S: %s, T: %s, W: %s\n", s, t, w);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDX: %s, DTDX: %s, DWDX: %s\n", dsdx, dtdx, dwdx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDE: %s, DTDE: %s, DWDE: %s\n", dsde, dtde, dwde);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDY: %s, DTDY: %s, DWDY: %s\n", dsdy, dtdy, dwdy);
break;
}
case 0x0b: // Tri_TexZ
{
int lft = (command >> 23) & 0x1;
if (length < rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_TexZ length = %d\n", length);
return;
}
for (i=2; i < 24; i++)
{
cmd[i] = m_cmd_data[m_cmd_cur+i];
}
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)((INT32)cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)((INT32)cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)((INT32)cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)((INT32)cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)((INT32)cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)((INT32)cmd[7] / 65536.0f));
sprintf(s, "%4.4f", (float)(INT32)((cmd[ 8] & 0xffff0000) | ((cmd[12] >> 16) & 0xffff)) / 65536.0f);
sprintf(t, "%4.4f", (float)(INT32)(((cmd[ 8] & 0xffff) << 16) | (cmd[12] & 0xffff)) / 65536.0f);
sprintf(w, "%4.4f", (float)(INT32)((cmd[ 9] & 0xffff0000) | ((cmd[13] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdx, "%4.4f", (float)(INT32)((cmd[10] & 0xffff0000) | ((cmd[14] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdx, "%4.4f", (float)(INT32)(((cmd[10] & 0xffff) << 16) | (cmd[14] & 0xffff)) / 65536.0f);
sprintf(dwdx, "%4.4f", (float)(INT32)((cmd[11] & 0xffff0000) | ((cmd[15] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsde, "%4.4f", (float)(INT32)((cmd[16] & 0xffff0000) | ((cmd[20] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtde, "%4.4f", (float)(INT32)(((cmd[16] & 0xffff) << 16) | (cmd[20] & 0xffff)) / 65536.0f);
sprintf(dwde, "%4.4f", (float)(INT32)((cmd[17] & 0xffff0000) | ((cmd[21] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdy, "%4.4f", (float)(INT32)((cmd[18] & 0xffff0000) | ((cmd[22] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdy, "%4.4f", (float)(INT32)(((cmd[18] & 0xffff) << 16) | (cmd[22] & 0xffff)) / 65536.0f);
sprintf(dwdy, "%4.4f", (float)(INT32)((cmd[19] & 0xffff0000) | ((cmd[23] >> 16) & 0xffff)) / 65536.0f);
buffer+=sprintf(buffer, "Tri_TexZ %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " S: %s, T: %s, W: %s\n", s, t, w);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDX: %s, DTDX: %s, DWDX: %s\n", dsdx, dtdx, dwdx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDE: %s, DTDE: %s, DWDE: %s\n", dsde, dtde, dwde);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDY: %s, DTDY: %s, DWDY: %s\n", dsdy, dtdy, dwdy);
break;
}
case 0x0c: // Tri_Shade
{
int lft = (command >> 23) & 0x1;
if (length != rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_Shade length = %d\n", length);
return;
}
for (i=2; i < 24; i++)
{
cmd[i] = m_cmd_data[i];
}
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)((INT32)cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)((INT32)cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)((INT32)cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)((INT32)cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)((INT32)cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)((INT32)cmd[7] / 65536.0f));
sprintf(rt, "%4.4f", (float)(INT32)((cmd[8] & 0xffff0000) | ((cmd[12] >> 16) & 0xffff)) / 65536.0f);
sprintf(gt, "%4.4f", (float)(INT32)(((cmd[8] & 0xffff) << 16) | (cmd[12] & 0xffff)) / 65536.0f);
sprintf(bt, "%4.4f", (float)(INT32)((cmd[9] & 0xffff0000) | ((cmd[13] >> 16) & 0xffff)) / 65536.0f);
sprintf(at, "%4.4f", (float)(INT32)(((cmd[9] & 0xffff) << 16) | (cmd[13] & 0xffff)) / 65536.0f);
sprintf(drdx, "%4.4f", (float)(INT32)((cmd[10] & 0xffff0000) | ((cmd[14] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdx, "%4.4f", (float)(INT32)(((cmd[10] & 0xffff) << 16) | (cmd[14] & 0xffff)) / 65536.0f);
sprintf(dbdx, "%4.4f", (float)(INT32)((cmd[11] & 0xffff0000) | ((cmd[15] >> 16) & 0xffff)) / 65536.0f);
sprintf(dadx, "%4.4f", (float)(INT32)(((cmd[11] & 0xffff) << 16) | (cmd[15] & 0xffff)) / 65536.0f);
sprintf(drde, "%4.4f", (float)(INT32)((cmd[16] & 0xffff0000) | ((cmd[20] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgde, "%4.4f", (float)(INT32)(((cmd[16] & 0xffff) << 16) | (cmd[20] & 0xffff)) / 65536.0f);
sprintf(dbde, "%4.4f", (float)(INT32)((cmd[17] & 0xffff0000) | ((cmd[21] >> 16) & 0xffff)) / 65536.0f);
sprintf(dade, "%4.4f", (float)(INT32)(((cmd[17] & 0xffff) << 16) | (cmd[21] & 0xffff)) / 65536.0f);
sprintf(drdy, "%4.4f", (float)(INT32)((cmd[18] & 0xffff0000) | ((cmd[22] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdy, "%4.4f", (float)(INT32)(((cmd[18] & 0xffff) << 16) | (cmd[22] & 0xffff)) / 65536.0f);
sprintf(dbdy, "%4.4f", (float)(INT32)((cmd[19] & 0xffff0000) | ((cmd[23] >> 16) & 0xffff)) / 65536.0f);
sprintf(dady, "%4.4f", (float)(INT32)(((cmd[19] & 0xffff) << 16) | (cmd[23] & 0xffff)) / 65536.0f);
buffer+=sprintf(buffer, "Tri_Shade %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " R: %s, G: %s, B: %s, A: %s\n", rt, gt, bt, at);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDX: %s, DGDX: %s, DBDX: %s, DADX: %s\n", drdx, dgdx, dbdx, dadx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDE: %s, DGDE: %s, DBDE: %s, DADE: %s\n", drde, dgde, dbde, dade);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDY: %s, DGDY: %s, DBDY: %s, DADY: %s\n", drdy, dgdy, dbdy, dady);
break;
}
case 0x0d: // Tri_ShadeZ
{
int lft = (command >> 23) & 0x1;
if (length != rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_ShadeZ length = %d\n", length);
return;
}
for (i=2; i < 24; i++)
{
cmd[i] = m_cmd_data[i];
}
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)((INT32)cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)((INT32)cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)((INT32)cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)((INT32)cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)((INT32)cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)((INT32)cmd[7] / 65536.0f));
sprintf(rt, "%4.4f", (float)(INT32)((cmd[8] & 0xffff0000) | ((cmd[12] >> 16) & 0xffff)) / 65536.0f);
sprintf(gt, "%4.4f", (float)(INT32)(((cmd[8] & 0xffff) << 16) | (cmd[12] & 0xffff)) / 65536.0f);
sprintf(bt, "%4.4f", (float)(INT32)((cmd[9] & 0xffff0000) | ((cmd[13] >> 16) & 0xffff)) / 65536.0f);
sprintf(at, "%4.4f", (float)(INT32)(((cmd[9] & 0xffff) << 16) | (cmd[13] & 0xffff)) / 65536.0f);
sprintf(drdx, "%4.4f", (float)(INT32)((cmd[10] & 0xffff0000) | ((cmd[14] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdx, "%4.4f", (float)(INT32)(((cmd[10] & 0xffff) << 16) | (cmd[14] & 0xffff)) / 65536.0f);
sprintf(dbdx, "%4.4f", (float)(INT32)((cmd[11] & 0xffff0000) | ((cmd[15] >> 16) & 0xffff)) / 65536.0f);
sprintf(dadx, "%4.4f", (float)(INT32)(((cmd[11] & 0xffff) << 16) | (cmd[15] & 0xffff)) / 65536.0f);
sprintf(drde, "%4.4f", (float)(INT32)((cmd[16] & 0xffff0000) | ((cmd[20] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgde, "%4.4f", (float)(INT32)(((cmd[16] & 0xffff) << 16) | (cmd[20] & 0xffff)) / 65536.0f);
sprintf(dbde, "%4.4f", (float)(INT32)((cmd[17] & 0xffff0000) | ((cmd[21] >> 16) & 0xffff)) / 65536.0f);
sprintf(dade, "%4.4f", (float)(INT32)(((cmd[17] & 0xffff) << 16) | (cmd[21] & 0xffff)) / 65536.0f);
sprintf(drdy, "%4.4f", (float)(INT32)((cmd[18] & 0xffff0000) | ((cmd[22] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdy, "%4.4f", (float)(INT32)(((cmd[18] & 0xffff) << 16) | (cmd[22] & 0xffff)) / 65536.0f);
sprintf(dbdy, "%4.4f", (float)(INT32)((cmd[19] & 0xffff0000) | ((cmd[23] >> 16) & 0xffff)) / 65536.0f);
sprintf(dady, "%4.4f", (float)(INT32)(((cmd[19] & 0xffff) << 16) | (cmd[23] & 0xffff)) / 65536.0f);
buffer+=sprintf(buffer, "Tri_ShadeZ %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " R: %s, G: %s, B: %s, A: %s\n", rt, gt, bt, at);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDX: %s, DGDX: %s, DBDX: %s, DADX: %s\n", drdx, dgdx, dbdx, dadx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDE: %s, DGDE: %s, DBDE: %s, DADE: %s\n", drde, dgde, dbde, dade);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDY: %s, DGDY: %s, DBDY: %s, DADY: %s\n", drdy, dgdy, dbdy, dady);
break;
}
case 0x0e: // Tri_TexShade
{
int lft = (command >> 23) & 0x1;
if (length < rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_TexShade length = %d\n", length);
return;
}
for (i=2; i < 40; i++)
{
cmd[i] = m_cmd_data[m_cmd_cur+i];
}
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)((INT32)cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)((INT32)cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)((INT32)cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)((INT32)cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)((INT32)cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)((INT32)cmd[7] / 65536.0f));
sprintf(rt, "%4.4f", (float)(INT32)((cmd[8] & 0xffff0000) | ((cmd[12] >> 16) & 0xffff)) / 65536.0f);
sprintf(gt, "%4.4f", (float)(INT32)(((cmd[8] & 0xffff) << 16) | (cmd[12] & 0xffff)) / 65536.0f);
sprintf(bt, "%4.4f", (float)(INT32)((cmd[9] & 0xffff0000) | ((cmd[13] >> 16) & 0xffff)) / 65536.0f);
sprintf(at, "%4.4f", (float)(INT32)(((cmd[9] & 0xffff) << 16) | (cmd[13] & 0xffff)) / 65536.0f);
sprintf(drdx, "%4.4f", (float)(INT32)((cmd[10] & 0xffff0000) | ((cmd[14] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdx, "%4.4f", (float)(INT32)(((cmd[10] & 0xffff) << 16) | (cmd[14] & 0xffff)) / 65536.0f);
sprintf(dbdx, "%4.4f", (float)(INT32)((cmd[11] & 0xffff0000) | ((cmd[15] >> 16) & 0xffff)) / 65536.0f);
sprintf(dadx, "%4.4f", (float)(INT32)(((cmd[11] & 0xffff) << 16) | (cmd[15] & 0xffff)) / 65536.0f);
sprintf(drde, "%4.4f", (float)(INT32)((cmd[16] & 0xffff0000) | ((cmd[20] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgde, "%4.4f", (float)(INT32)(((cmd[16] & 0xffff) << 16) | (cmd[20] & 0xffff)) / 65536.0f);
sprintf(dbde, "%4.4f", (float)(INT32)((cmd[17] & 0xffff0000) | ((cmd[21] >> 16) & 0xffff)) / 65536.0f);
sprintf(dade, "%4.4f", (float)(INT32)(((cmd[17] & 0xffff) << 16) | (cmd[21] & 0xffff)) / 65536.0f);
sprintf(drdy, "%4.4f", (float)(INT32)((cmd[18] & 0xffff0000) | ((cmd[22] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdy, "%4.4f", (float)(INT32)(((cmd[18] & 0xffff) << 16) | (cmd[22] & 0xffff)) / 65536.0f);
sprintf(dbdy, "%4.4f", (float)(INT32)((cmd[19] & 0xffff0000) | ((cmd[23] >> 16) & 0xffff)) / 65536.0f);
sprintf(dady, "%4.4f", (float)(INT32)(((cmd[19] & 0xffff) << 16) | (cmd[23] & 0xffff)) / 65536.0f);
sprintf(s, "%4.4f", (float)(INT32)((cmd[24] & 0xffff0000) | ((cmd[28] >> 16) & 0xffff)) / 65536.0f);
sprintf(t, "%4.4f", (float)(INT32)(((cmd[24] & 0xffff) << 16) | (cmd[28] & 0xffff)) / 65536.0f);
sprintf(w, "%4.4f", (float)(INT32)((cmd[25] & 0xffff0000) | ((cmd[29] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdx, "%4.4f", (float)(INT32)((cmd[26] & 0xffff0000) | ((cmd[30] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdx, "%4.4f", (float)(INT32)(((cmd[26] & 0xffff) << 16) | (cmd[30] & 0xffff)) / 65536.0f);
sprintf(dwdx, "%4.4f", (float)(INT32)((cmd[27] & 0xffff0000) | ((cmd[31] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsde, "%4.4f", (float)(INT32)((cmd[32] & 0xffff0000) | ((cmd[36] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtde, "%4.4f", (float)(INT32)(((cmd[32] & 0xffff) << 16) | (cmd[36] & 0xffff)) / 65536.0f);
sprintf(dwde, "%4.4f", (float)(INT32)((cmd[33] & 0xffff0000) | ((cmd[37] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdy, "%4.4f", (float)(INT32)((cmd[34] & 0xffff0000) | ((cmd[38] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdy, "%4.4f", (float)(INT32)(((cmd[34] & 0xffff) << 16) | (cmd[38] & 0xffff)) / 65536.0f);
sprintf(dwdy, "%4.4f", (float)(INT32)((cmd[35] & 0xffff0000) | ((cmd[39] >> 16) & 0xffff)) / 65536.0f);
buffer+=sprintf(buffer, "Tri_TexShade %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " R: %s, G: %s, B: %s, A: %s\n", rt, gt, bt, at);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDX: %s, DGDX: %s, DBDX: %s, DADX: %s\n", drdx, dgdx, dbdx, dadx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDE: %s, DGDE: %s, DBDE: %s, DADE: %s\n", drde, dgde, dbde, dade);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDY: %s, DGDY: %s, DBDY: %s, DADY: %s\n", drdy, dgdy, dbdy, dady);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " S: %s, T: %s, W: %s\n", s, t, w);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDX: %s, DTDX: %s, DWDX: %s\n", dsdx, dtdx, dwdx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDE: %s, DTDE: %s, DWDE: %s\n", dsde, dtde, dwde);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDY: %s, DTDY: %s, DWDY: %s\n", dsdy, dtdy, dwdy);
break;
}
case 0x0f: // Tri_TexShadeZ
{
int lft = (command >> 23) & 0x1;
if (length < rdp_command_length[command])
{
sprintf(buffer, "ERROR: Tri_TexShadeZ length = %d\n", length);
return;
}
for (i=2; i < 40; i++)
{
cmd[i] = m_cmd_data[m_cmd_cur+i];
}
sprintf(yl, "%4.4f", (float)((cmd[0] >> 0) & 0x1fff) / 4.0f);
sprintf(ym, "%4.4f", (float)((cmd[1] >> 16) & 0x1fff) / 4.0f);
sprintf(yh, "%4.4f", (float)((cmd[1] >> 0) & 0x1fff) / 4.0f);
sprintf(xl, "%4.4f", (float)((INT32)cmd[2] / 65536.0f));
sprintf(dxldy, "%4.4f", (float)((INT32)cmd[3] / 65536.0f));
sprintf(xh, "%4.4f", (float)((INT32)cmd[4] / 65536.0f));
sprintf(dxhdy, "%4.4f", (float)((INT32)cmd[5] / 65536.0f));
sprintf(xm, "%4.4f", (float)((INT32)cmd[6] / 65536.0f));
sprintf(dxmdy, "%4.4f", (float)((INT32)cmd[7] / 65536.0f));
sprintf(rt, "%4.4f", (float)(INT32)((cmd[8] & 0xffff0000) | ((cmd[12] >> 16) & 0xffff)) / 65536.0f);
sprintf(gt, "%4.4f", (float)(INT32)(((cmd[8] & 0xffff) << 16) | (cmd[12] & 0xffff)) / 65536.0f);
sprintf(bt, "%4.4f", (float)(INT32)((cmd[9] & 0xffff0000) | ((cmd[13] >> 16) & 0xffff)) / 65536.0f);
sprintf(at, "%4.4f", (float)(INT32)(((cmd[9] & 0xffff) << 16) | (cmd[13] & 0xffff)) / 65536.0f);
sprintf(drdx, "%4.4f", (float)(INT32)((cmd[10] & 0xffff0000) | ((cmd[14] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdx, "%4.4f", (float)(INT32)(((cmd[10] & 0xffff) << 16) | (cmd[14] & 0xffff)) / 65536.0f);
sprintf(dbdx, "%4.4f", (float)(INT32)((cmd[11] & 0xffff0000) | ((cmd[15] >> 16) & 0xffff)) / 65536.0f);
sprintf(dadx, "%4.4f", (float)(INT32)(((cmd[11] & 0xffff) << 16) | (cmd[15] & 0xffff)) / 65536.0f);
sprintf(drde, "%4.4f", (float)(INT32)((cmd[16] & 0xffff0000) | ((cmd[20] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgde, "%4.4f", (float)(INT32)(((cmd[16] & 0xffff) << 16) | (cmd[20] & 0xffff)) / 65536.0f);
sprintf(dbde, "%4.4f", (float)(INT32)((cmd[17] & 0xffff0000) | ((cmd[21] >> 16) & 0xffff)) / 65536.0f);
sprintf(dade, "%4.4f", (float)(INT32)(((cmd[17] & 0xffff) << 16) | (cmd[21] & 0xffff)) / 65536.0f);
sprintf(drdy, "%4.4f", (float)(INT32)((cmd[18] & 0xffff0000) | ((cmd[22] >> 16) & 0xffff)) / 65536.0f);
sprintf(dgdy, "%4.4f", (float)(INT32)(((cmd[18] & 0xffff) << 16) | (cmd[22] & 0xffff)) / 65536.0f);
sprintf(dbdy, "%4.4f", (float)(INT32)((cmd[19] & 0xffff0000) | ((cmd[23] >> 16) & 0xffff)) / 65536.0f);
sprintf(dady, "%4.4f", (float)(INT32)(((cmd[19] & 0xffff) << 16) | (cmd[23] & 0xffff)) / 65536.0f);
sprintf(s, "%4.4f", (float)(INT32)((cmd[24] & 0xffff0000) | ((cmd[28] >> 16) & 0xffff)) / 65536.0f);
sprintf(t, "%4.4f", (float)(INT32)(((cmd[24] & 0xffff) << 16) | (cmd[28] & 0xffff)) / 65536.0f);
sprintf(w, "%4.4f", (float)(INT32)((cmd[25] & 0xffff0000) | ((cmd[29] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdx, "%4.4f", (float)(INT32)((cmd[26] & 0xffff0000) | ((cmd[30] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdx, "%4.4f", (float)(INT32)(((cmd[26] & 0xffff) << 16) | (cmd[30] & 0xffff)) / 65536.0f);
sprintf(dwdx, "%4.4f", (float)(INT32)((cmd[27] & 0xffff0000) | ((cmd[31] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsde, "%4.4f", (float)(INT32)((cmd[32] & 0xffff0000) | ((cmd[36] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtde, "%4.4f", (float)(INT32)(((cmd[32] & 0xffff) << 16) | (cmd[36] & 0xffff)) / 65536.0f);
sprintf(dwde, "%4.4f", (float)(INT32)((cmd[33] & 0xffff0000) | ((cmd[37] >> 16) & 0xffff)) / 65536.0f);
sprintf(dsdy, "%4.4f", (float)(INT32)((cmd[34] & 0xffff0000) | ((cmd[38] >> 16) & 0xffff)) / 65536.0f);
sprintf(dtdy, "%4.4f", (float)(INT32)(((cmd[34] & 0xffff) << 16) | (cmd[38] & 0xffff)) / 65536.0f);
sprintf(dwdy, "%4.4f", (float)(INT32)((cmd[35] & 0xffff0000) | ((cmd[39] >> 16) & 0xffff)) / 65536.0f);
buffer+=sprintf(buffer, "Tri_TexShadeZ %d, XL: %s, XM: %s, XH: %s, YL: %s, YM: %s, YH: %s\n", lft, xl,xm,xh,yl,ym,yh);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " R: %s, G: %s, B: %s, A: %s\n", rt, gt, bt, at);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDX: %s, DGDX: %s, DBDX: %s, DADX: %s\n", drdx, dgdx, dbdx, dadx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDE: %s, DGDE: %s, DBDE: %s, DADE: %s\n", drde, dgde, dbde, dade);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DRDY: %s, DGDY: %s, DBDY: %s, DADY: %s\n", drdy, dgdy, dbdy, dady);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " S: %s, T: %s, W: %s\n", s, t, w);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDX: %s, DTDX: %s, DWDX: %s\n", dsdx, dtdx, dwdx);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDE: %s, DTDE: %s, DWDE: %s\n", dsde, dtde, dwde);
buffer+=sprintf(buffer, " ");
buffer+=sprintf(buffer, " DSDY: %s, DTDY: %s, DWDY: %s\n", dsdy, dtdy, dwdy);
break;
}
case 0x24:
case 0x25:
{
if (length < 16)
{
sprintf(buffer, "ERROR: Texture_Rectangle length = %d\n", length);
return;
}
cmd[2] = m_cmd_data[m_cmd_cur+2];
cmd[3] = m_cmd_data[m_cmd_cur+3];
sprintf(s, "%4.4f", (float)(INT16)((cmd[2] >> 16) & 0xffff) / 32.0f);
sprintf(t, "%4.4f", (float)(INT16)((cmd[2] >> 0) & 0xffff) / 32.0f);
sprintf(dsdx, "%4.4f", (float)(INT16)((cmd[3] >> 16) & 0xffff) / 1024.0f);
sprintf(dtdy, "%4.4f", (float)(INT16)((cmd[3] >> 16) & 0xffff) / 1024.0f);
if (command == 0x24)
sprintf(buffer, "Texture_Rectangle %d, %s, %s, %s, %s, %s, %s, %s, %s", tile, sh, th, sl, tl, s, t, dsdx, dtdy);
else
sprintf(buffer, "Texture_Rectangle_Flip %d, %s, %s, %s, %s, %s, %s, %s, %s", tile, sh, th, sl, tl, s, t, dsdx, dtdy);
break;
}
case 0x26: sprintf(buffer, "Sync_Load"); break;
case 0x27: sprintf(buffer, "Sync_Pipe"); break;
case 0x28: sprintf(buffer, "Sync_Tile"); break;
case 0x29: sprintf(buffer, "Sync_Full"); break;
case 0x2d: sprintf(buffer, "Set_Scissor %s, %s, %s, %s", sl, tl, sh, th); break;
case 0x2e: sprintf(buffer, "Set_Prim_Depth %04X, %04X", (cmd[1] >> 16) & 0xffff, cmd[1] & 0xffff); break;
case 0x2f: sprintf(buffer, "Set_Other_Modes %08X %08X", cmd[0], cmd[1]); break;
case 0x30: sprintf(buffer, "Load_TLUT %d, %s, %s, %s, %s", tile, sl, tl, sh, th); break;
case 0x32: sprintf(buffer, "Set_Tile_Size %d, %s, %s, %s, %s", tile, sl, tl, sh, th); break;
case 0x33: sprintf(buffer, "Load_Block %d, %03X, %03X, %03X, %03X", tile, (cmd[0] >> 12) & 0xfff, cmd[0] & 0xfff, (cmd[1] >> 12) & 0xfff, cmd[1] & 0xfff); break;
case 0x34: sprintf(buffer, "Load_Tile %d, %s, %s, %s, %s", tile, sl, tl, sh, th); break;
case 0x35: sprintf(buffer, "Set_Tile %d, %s, %s, %d, %04X", tile, format, size, ((cmd[0] >> 9) & 0x1ff) * 8, (cmd[0] & 0x1ff) * 8); break;
case 0x36: sprintf(buffer, "Fill_Rectangle %s, %s, %s, %s", sh, th, sl, tl); break;
case 0x37: sprintf(buffer, "Set_Fill_Color R: %d, G: %d, B: %d, A: %d", r, g, b, a); break;
case 0x38: sprintf(buffer, "Set_Fog_Color R: %d, G: %d, B: %d, A: %d", r, g, b, a); break;
case 0x39: sprintf(buffer, "Set_Blend_Color R: %d, G: %d, B: %d, A: %d", r, g, b, a); break;
case 0x3a: sprintf(buffer, "Set_Prim_Color %d, %d, R: %d, G: %d, B: %d, A: %d", (cmd[0] >> 8) & 0x1f, cmd[0] & 0xff, r, g, b, a); break;
case 0x3b: sprintf(buffer, "Set_Env_Color R: %d, G: %d, B: %d, A: %d", r, g, b, a); break;
case 0x3c: sprintf(buffer, "Set_Combine %08X %08X", cmd[0], cmd[1]); break;
case 0x3d: sprintf(buffer, "Set_Texture_Image %s, %s, %d, %08X", format, size, (cmd[0] & 0x1ff)+1, cmd[1]); break;
case 0x3e: sprintf(buffer, "Set_Mask_Image %08X", cmd[1]); break;
case 0x3f: sprintf(buffer, "Set_Color_Image %s, %s, %d, %08X", format, size, (cmd[0] & 0x1ff)+1, cmd[1]); break;
default: sprintf(buffer, "??? (%08X %08X)", cmd[0], cmd[1]); break;
}
}
/*****************************************************************************/
N64::RDP::Triangle::Triangle(running_machine &machine, bool shade, bool texture, bool zbuffer, bool rect, bool flip)
{
InitFromData(machine, shade, texture, zbuffer, rect, flip);
}
void N64::RDP::Triangle::InitFromData(running_machine &machine, bool shade, bool texture, bool zbuffer, bool rect, bool flip)
{
m_machine = &machine;
m_rdp = &(machine.driver_data<_n64_state>())->m_rdp;
m_cmd_data = rect ? m_rdp->GetTempRectData() : m_rdp->GetCommandData();
m_misc_state = m_rdp->GetMiscState();
m_shade = shade;
m_texture = texture;
m_zbuffer = zbuffer;
m_rect = rect;
}
static UINT32 rightcvghex(UINT32 x, UINT32 fmask)
{
UINT32 stickybit = ((x >> 1) & 0x1fff) > 0;
UINT32 covered = ((x >> 14) & 3) + stickybit;
covered = (0xf0 >> covered) & 0xf;
return (covered & fmask);
}
static UINT32 leftcvghex(UINT32 x, UINT32 fmask)
{
UINT32 stickybit = ((x >> 1) & 0x1fff) > 0;
UINT32 covered = ((x >> 14) & 3) + stickybit;
covered = 0xf >> covered;
return (covered & fmask);
}
static INT32 CLIP(INT32 value,INT32 min,INT32 max)
{
if (value < min)
{
return min;
}
else if (value > max)
{
return max;
}
else
{
return value;
}
}
void N64::RDP::Triangle::compute_cvg_noflip(INT32* majorx, INT32* minorx, INT32* majorxint, INT32* minorxint, INT32 scanline, INT32 yh, INT32 yl)
{
INT32 purgestart = 0xfff;
INT32 purgeend = 0;
bool writablescanline = !(scanline & ~0x3ff);
INT32 scanlinespx = scanline << 2;
if (!writablescanline) return;
for(int i = 0; i < 4; i++)
{
if (minorxint[i] < purgestart)
{
purgestart = minorxint[i];
}
if (majorxint[i] > purgeend)
{
purgeend = majorxint[i];
}
}
purgestart = CLIP(purgestart, 0, 1023);
purgeend = CLIP(purgeend, 0, 1023);
INT32 length = purgeend - purgestart;
if (length < 0) return;
memset(&m_rdp->GetSpans()[scanline].m_cvg[purgestart], 0, (length + 1) << 2);
for(int i = 0; i < 4; i++)
{
INT32 minorcur = minorx[i];
INT32 majorcur = majorx[i];
INT32 minorcurint = minorxint[i];
INT32 majorcurint = majorxint[i];
length = majorcurint - minorcurint;
INT32 fmask = (i & 1) ? 5 : 0xa;
INT32 maskshift = (i ^ 3) << 2;
INT32 fmaskshifted = fmask << maskshift;
INT32 fleft = CLIP(minorcurint + 1, 0, 647);
INT32 fright = CLIP(majorcurint - 1, 0, 647);
bool valid_y = ((scanlinespx + i) >= yh && (scanlinespx + i) < yl);
if (valid_y && length >= 0)
{
if (minorcurint != majorcurint)
{
if (!(minorcurint & ~0x3ff))
{
m_rdp->GetSpans()[scanline].m_cvg[minorcurint] |= (leftcvghex(minorcur, fmask) << maskshift);
}
if (!(majorcurint & ~0x3ff))
{
m_rdp->GetSpans()[scanline].m_cvg[majorcurint] |= (rightcvghex(majorcur, fmask) << maskshift);
}
}
else
{
if (!(majorcurint & ~0x3ff))
{
INT32 samecvg = leftcvghex(minorcur, fmask) & rightcvghex(majorcur, fmask);
m_rdp->GetSpans()[scanline].m_cvg[majorcurint] |= (samecvg << maskshift);
}
}
for (; fleft <= fright; fleft++)
{
m_rdp->GetSpans()[scanline].m_cvg[fleft] |= fmaskshifted;
}
}
}
}
void N64::RDP::Triangle::compute_cvg_flip(INT32* majorx, INT32* minorx, INT32* majorxint, INT32* minorxint, INT32 scanline, INT32 yh, INT32 yl)
{
INT32 purgestart = 0xfff;
INT32 purgeend = 0;
bool writablescanline = !(scanline & ~0x3ff);
INT32 scanlinespx = scanline << 2;
if(!writablescanline) return;
for(int i = 0; i < 4; i++)
{
if (majorxint[i] < purgestart)
{
purgestart = majorxint[i];
}
if (minorxint[i] > purgeend)
{
purgeend = minorxint[i];
}
}
purgestart = CLIP(purgestart, 0, 1023);
purgeend = CLIP(purgeend, 0, 1023);
int length = purgeend - purgestart;
if (length < 0) return;
memset(&m_rdp->GetSpans()[scanline].m_cvg[purgestart], 0, (length + 1) << 2);
for(int i = 0; i < 4; i++)
{
INT32 minorcur = minorx[i];
INT32 majorcur = majorx[i];
INT32 minorcurint = minorxint[i];
INT32 majorcurint = majorxint[i];
length = minorcurint - majorcurint;
INT32 fmask = (i & 1) ? 5 : 0xa;
INT32 maskshift = (i ^ 3) << 2;
INT32 fmaskshifted = fmask << maskshift;
INT32 fleft = CLIP(majorcurint + 1, 0, 647);
INT32 fright = CLIP(minorcurint - 1, 0, 647);
bool valid_y = ((scanlinespx + i) >= yh && (scanlinespx + i) < yl);
if (valid_y && length >= 0)
{
if (minorcurint != majorcurint)
{
if (!(minorcurint & ~0x3ff))
{
m_rdp->GetSpans()[scanline].m_cvg[minorcurint] |= (rightcvghex(minorcur, fmask) << maskshift);
}
if (!(majorcurint & ~0x3ff))
{
m_rdp->GetSpans()[scanline].m_cvg[majorcurint] |= (leftcvghex(majorcur, fmask) << maskshift);
}
}
else
{
if (!(majorcurint & ~0x3ff))
{
INT32 samecvg = rightcvghex(minorcur, fmask) & leftcvghex(majorcur, fmask);
m_rdp->GetSpans()[scanline].m_cvg[majorcurint] |= (samecvg << maskshift);
}
}
for (; fleft <= fright; fleft++)
{
m_rdp->GetSpans()[scanline].m_cvg[fleft] |= fmaskshifted;
}
}
}
}
void N64::RDP::Triangle::Draw()
{
UINT32 fifo_index = m_rect ? 0 : m_rdp->GetCurrFIFOIndex();
UINT32 w1 = m_cmd_data[fifo_index + 0];
UINT32 w2 = m_cmd_data[fifo_index + 1];
int flip = (w1 & 0x800000) ? 1 : 0;
m_misc_state->m_max_level = ((w1 >> 19) & 7);
int tilenum = (w1 >> 16) & 0x7;
int dsdiff = 0, dtdiff = 0, dwdiff = 0, drdiff = 0, dgdiff = 0, dbdiff = 0, dadiff = 0, dzdiff = 0;
int dsdeh = 0, dtdeh = 0, dwdeh = 0, drdeh = 0, dgdeh = 0, dbdeh = 0, dadeh = 0, dzdeh = 0;
int dsdxh = 0, dtdxh = 0, dwdxh = 0, drdxh = 0, dgdxh = 0, dbdxh = 0, dadxh = 0, dzdxh = 0;
int dsdyh = 0, dtdyh = 0, dwdyh = 0, drdyh = 0, dgdyh = 0, dbdyh = 0, dadyh = 0, dzdyh = 0;
INT32 maxxmx = 0;
INT32 minxmx = 0;
INT32 maxxhx = 0;
INT32 minxhx = 0;
int shade_base = fifo_index + 8;
int texture_base = fifo_index + 8;
int zbuffer_base = fifo_index + 8;
if(m_shade)
{
texture_base += 16;
zbuffer_base += 16;
}
if(m_texture)
{
zbuffer_base += 16;
}
UINT32 w3 = m_cmd_data[fifo_index + 2];
UINT32 w4 = m_cmd_data[fifo_index + 3];
UINT32 w5 = m_cmd_data[fifo_index + 4];
UINT32 w6 = m_cmd_data[fifo_index + 5];
UINT32 w7 = m_cmd_data[fifo_index + 6];
UINT32 w8 = m_cmd_data[fifo_index + 7];
INT32 yl = (w1 & 0x3fff);
INT32 ym = ((w2 >> 16) & 0x3fff);
INT32 yh = ((w2 >> 0) & 0x3fff);
INT32 xl = (INT32)(w3 & 0x3fffffff);
INT32 xh = (INT32)(w5 & 0x3fffffff);
INT32 xm = (INT32)(w7 & 0x3fffffff);
// Inverse slopes in 16.16 format
INT32 dxldy = (INT32)(w4);
INT32 dxhdy = (INT32)(w6);
INT32 dxmdy = (INT32)(w8);
if (yl & 0x2000) yl |= 0xffffc000;
if (ym & 0x2000) ym |= 0xffffc000;
if (yh & 0x2000) yh |= 0xffffc000;
if (xl & 0x20000000) xl |= 0xc0000000;
if (xm & 0x20000000) xm |= 0xc0000000;
if (xh & 0x20000000) xh |= 0xc0000000;
int r = (m_cmd_data[shade_base+0 ] & 0xffff0000) | ((m_cmd_data[shade_base+4 ] >> 16) & 0x0000ffff);
int g = ((m_cmd_data[shade_base+0 ] << 16) & 0xffff0000) | (m_cmd_data[shade_base+4 ] & 0x0000ffff);
int b = (m_cmd_data[shade_base+1 ] & 0xffff0000) | ((m_cmd_data[shade_base+5 ] >> 16) & 0x0000ffff);
int a = ((m_cmd_data[shade_base+1 ] << 16) & 0xffff0000) | (m_cmd_data[shade_base+5 ] & 0x0000ffff);
int drdx = (m_cmd_data[shade_base+2 ] & 0xffff0000) | ((m_cmd_data[shade_base+6 ] >> 16) & 0x0000ffff);
int dgdx = ((m_cmd_data[shade_base+2 ] << 16) & 0xffff0000) | (m_cmd_data[shade_base+6 ] & 0x0000ffff);
int dbdx = (m_cmd_data[shade_base+3 ] & 0xffff0000) | ((m_cmd_data[shade_base+7 ] >> 16) & 0x0000ffff);
int dadx = ((m_cmd_data[shade_base+3 ] << 16) & 0xffff0000) | (m_cmd_data[shade_base+7 ] & 0x0000ffff);
int drde = (m_cmd_data[shade_base+8 ] & 0xffff0000) | ((m_cmd_data[shade_base+12] >> 16) & 0x0000ffff);
int dgde = ((m_cmd_data[shade_base+8 ] << 16) & 0xffff0000) | (m_cmd_data[shade_base+12] & 0x0000ffff);
int dbde = (m_cmd_data[shade_base+9 ] & 0xffff0000) | ((m_cmd_data[shade_base+13] >> 16) & 0x0000ffff);
int dade = ((m_cmd_data[shade_base+9 ] << 16) & 0xffff0000) | (m_cmd_data[shade_base+13] & 0x0000ffff);
int drdy = (m_cmd_data[shade_base+10] & 0xffff0000) | ((m_cmd_data[shade_base+14] >> 16) & 0x0000ffff);
int dgdy = ((m_cmd_data[shade_base+10] << 16) & 0xffff0000) | (m_cmd_data[shade_base+14] & 0x0000ffff);
int dbdy = (m_cmd_data[shade_base+11] & 0xffff0000) | ((m_cmd_data[shade_base+15] >> 16) & 0x0000ffff);
int dady = ((m_cmd_data[shade_base+11] << 16) & 0xffff0000) | (m_cmd_data[shade_base+15] & 0x0000ffff);
int s = (m_cmd_data[texture_base+0 ] & 0xffff0000) | ((m_cmd_data[texture_base+4 ] >> 16) & 0x0000ffff);
int t = ((m_cmd_data[texture_base+0 ] << 16) & 0xffff0000) | (m_cmd_data[texture_base+4 ] & 0x0000ffff);
int w = (m_cmd_data[texture_base+1 ] & 0xffff0000) | ((m_cmd_data[texture_base+5 ] >> 16) & 0x0000ffff);
int dsdx = (m_cmd_data[texture_base+2 ] & 0xffff0000) | ((m_cmd_data[texture_base+6 ] >> 16) & 0x0000ffff);
int dtdx = ((m_cmd_data[texture_base+2 ] << 16) & 0xffff0000) | (m_cmd_data[texture_base+6 ] & 0x0000ffff);
int dwdx = (m_cmd_data[texture_base+3 ] & 0xffff0000) | ((m_cmd_data[texture_base+7 ] >> 16) & 0x0000ffff);
int dsde = (m_cmd_data[texture_base+8 ] & 0xffff0000) | ((m_cmd_data[texture_base+12] >> 16) & 0x0000ffff);
int dtde = ((m_cmd_data[texture_base+8 ] << 16) & 0xffff0000) | (m_cmd_data[texture_base+12] & 0x0000ffff);
int dwde = (m_cmd_data[texture_base+9 ] & 0xffff0000) | ((m_cmd_data[texture_base+13] >> 16) & 0x0000ffff);
int dsdy = (m_cmd_data[texture_base+10] & 0xffff0000) | ((m_cmd_data[texture_base+14] >> 16) & 0x0000ffff);
int dtdy = ((m_cmd_data[texture_base+10] << 16) & 0xffff0000) | (m_cmd_data[texture_base+14] & 0x0000ffff);
int dwdy = (m_cmd_data[texture_base+11] & 0xffff0000) | ((m_cmd_data[texture_base+15] >> 16) & 0x0000ffff);
int z = m_cmd_data[zbuffer_base+0];
int dzdx = m_cmd_data[zbuffer_base+1];
int dzde = m_cmd_data[zbuffer_base+2];
int dzdy = m_cmd_data[zbuffer_base+3];
//printf("%08x %08x %08x %08x\n", m_cmd_data[0], m_cmd_data[1], m_cmd_data[2], m_cmd_data[3]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[4], m_cmd_data[5], m_cmd_data[6], m_cmd_data[7]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[8], m_cmd_data[9], m_cmd_data[10], m_cmd_data[11]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[12], m_cmd_data[13], m_cmd_data[14], m_cmd_data[15]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[16], m_cmd_data[17], m_cmd_data[18], m_cmd_data[19]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[20], m_cmd_data[21], m_cmd_data[22], m_cmd_data[23]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[24], m_cmd_data[25], m_cmd_data[26], m_cmd_data[27]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[28], m_cmd_data[29], m_cmd_data[30], m_cmd_data[31]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[32], m_cmd_data[33], m_cmd_data[34], m_cmd_data[35]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[36], m_cmd_data[37], m_cmd_data[38], m_cmd_data[39]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[40], m_cmd_data[41], m_cmd_data[42], m_cmd_data[43]);
//printf("%08x %08x %08x %08x\n", m_cmd_data[44], m_cmd_data[45], m_cmd_data[46], m_cmd_data[47]);
int dzdy_dz = (dzdy >> 16) & 0xffff;
int dzdx_dz = (dzdx >> 16) & 0xffff;
m_rdp->set_span_base_y(drdy, dgdy, dbdy, dady, dzdy);
UINT32 temp_dzpix = ((dzdy_dz & 0x8000) ? ((~dzdy_dz) & 0x7fff) : dzdy_dz) + ((dzdx_dz & 0x8000) ? ((~dzdx_dz) & 0x7fff) : dzdx_dz);
m_rdp->set_span_base(drdx & ~0x1f,
dgdx & ~0x1f,
dbdx & ~0x1f,
dadx & ~0x1f,
dsdx,
dtdx,
dwdx,
dzdx,
0,
m_rdp->NormalizeDZPix(temp_dzpix & 0xffff) & 0xffff
);
int xleft_inc = (dxmdy >> 2) & ~1;
int xright_inc = (dxhdy >> 2) & ~1;
int xright = xh & ~1;
int xleft = xm & ~1;
int sign_dxhdy = (dxhdy & 0x80000000) ? 1 : 0;
int do_offset = !(sign_dxhdy ^ (flip));
if (do_offset)
{
dsdeh = dsde >> 9; dsdyh = dsdy >> 9;
dtdeh = dtde >> 9; dtdyh = dtdy >> 9;
dwdeh = dwde >> 9; dwdyh = dwdy >> 9;
drdeh = drde >> 9; drdyh = drdy >> 9;
dgdeh = dgde >> 9; dgdyh = dgdy >> 9;
dbdeh = dbde >> 9; dbdyh = dbdy >> 9;
dadeh = dade >> 9; dadyh = dady >> 9;
dzdeh = dzde >> 9; dzdyh = dzdy >> 9;
dsdiff = (dsdeh << 8) + (dsdeh << 7) - (dsdyh << 8) - (dsdyh << 7);
dtdiff = (dtdeh << 8) + (dtdeh << 7) - (dtdyh << 8) - (dtdyh << 7);
dwdiff = (dwdeh << 8) + (dwdeh << 7) - (dwdyh << 8) - (dwdyh << 7);
drdiff = (drdeh << 8) + (drdeh << 7) - (drdyh << 8) - (drdyh << 7);
dgdiff = (dgdeh << 8) + (dgdeh << 7) - (dgdyh << 8) - (dgdyh << 7);
dbdiff = (dbdeh << 8) + (dbdeh << 7) - (dbdyh << 8) - (dbdyh << 7);
dadiff = (dadeh << 8) + (dadeh << 7) - (dadyh << 8) - (dadyh << 7);
dzdiff = (dzdeh << 8) + (dzdeh << 7) - (dzdyh << 8) - (dzdyh << 7);
}
else
{
dsdiff = dtdiff = dwdiff = drdiff = dgdiff = dbdiff = dadiff = dzdiff = 0;
}
dsdxh = dsdx >> 8;
dtdxh = dtdx >> 8;
dwdxh = dwdx >> 8;
drdxh = drdx >> 8;
dgdxh = dgdx >> 8;
dbdxh = dbdx >> 8;
dadxh = dadx >> 8;
dzdxh = dzdx >> 8;
INT32 ycur = yh & ~3;
INT32 ylfar = yl | 3;
INT32 ldflag = (sign_dxhdy ^ flip) ? 0 : 3;
INT32 majorx[4];
INT32 minorx[4];
INT32 majorxint[4];
INT32 minorxint[4];
bool valid_y = true;
int xfrac = ((xright >> 8) & 0xff);
if(flip)
{
for (int k = ycur; k <= ylfar; k++)
{
if (k == ym)
{
xleft = xl & ~1;
xleft_inc = (dxldy >> 2) & ~1;
}
int xstart = xleft >> 16;
int xend = xright >> 16;
int j = k >> 2;
int spix = k & 3;
valid_y = !(k < yh || k >= yl);
if (k >= 0 && k < 0x1000)
{
majorxint[spix] = xend;
minorxint[spix] = xstart;
majorx[spix] = xright;
minorx[spix] = xleft;
if (spix == 0)
{
maxxmx = 0;
minxhx = 0xfff;
}
if (valid_y)
{
maxxmx = (xstart > maxxmx) ? xstart : maxxmx;
minxhx = (xend < minxhx) ? xend : minxhx;
}
if (spix == 3)
{
m_rdp->GetSpans()[j].m_lx = maxxmx;
m_rdp->GetSpans()[j].m_rx = minxhx;
compute_cvg_flip(majorx, minorx, majorxint, minorxint, j, yh, yl);
}
if (spix == ldflag)
{
m_rdp->GetSpans()[j].m_unscissored_rx = xend;
xfrac = ((xright >> 8) & 0xff);
m_rdp->GetSpans()[j].m_r.w = ((r >> 9) << 9) + drdiff - (xfrac * drdxh);
m_rdp->GetSpans()[j].m_g.w = ((g >> 9) << 9) + dgdiff - (xfrac * dgdxh);
m_rdp->GetSpans()[j].m_b.w = ((b >> 9) << 9) + dbdiff - (xfrac * dbdxh);
m_rdp->GetSpans()[j].m_a.w = ((a >> 9) << 9) + dadiff - (xfrac * dadxh);
m_rdp->GetSpans()[j].m_s.w = (((s >> 9) << 9) + dsdiff - (xfrac * dsdxh)) & ~0x1f;
m_rdp->GetSpans()[j].m_t.w = (((t >> 9) << 9) + dtdiff - (xfrac * dtdxh)) & ~0x1f;
m_rdp->GetSpans()[j].m_w.w = (((w >> 9) << 9) + dwdiff - (xfrac * dwdxh)) & ~0x1f;
m_rdp->GetSpans()[j].m_z.w = ((z >> 9) << 9) + dzdiff - (xfrac * dzdxh);
//printf("%d - %08x\n", j, m_rdp->GetSpans()[j].m_z.w);
}
}
if (spix == 3)
{
r += drde;
g += dgde;
b += dbde;
a += dade;
s += dsde;
t += dtde;
w += dwde;
z += dzde;
}
xleft += xleft_inc;
xright += xright_inc;
}
}
else
{
for (int k = ycur; k <= ylfar; k++)
{
if (k == ym)
{
xleft = xl & ~1;
xleft_inc = (dxldy >> 2) & ~1;
}
int xstart = xleft >> 16;
int xend = xright >> 16;
int j = k >> 2;
int spix = k & 3;
valid_y = !(k < yh || k >= yl);
if (k >= 0 && k < 0x1000)
{
majorxint[spix] = xend;
minorxint[spix] = xstart;
majorx[spix] = xright;
minorx[spix] = xleft;
if (spix == 0)
{
maxxhx = 0;
minxmx = 0xfff;
}
if (valid_y)
{
minxmx = (xstart < minxmx) ? xstart : minxmx;
maxxhx = (xend > maxxhx) ? xend : maxxhx;
}
if (spix == 3)
{
m_rdp->GetSpans()[j].m_lx = minxmx;
m_rdp->GetSpans()[j].m_rx = maxxhx;
compute_cvg_noflip(majorx, minorx, majorxint, minorxint, j, yh, yl);
}
if (spix == ldflag)
{
m_rdp->GetSpans()[j].m_unscissored_rx = xend;
xfrac = ((xright >> 8) & 0xff);
m_rdp->GetSpans()[j].m_r.w = ((r >> 9) << 9) + drdiff - (xfrac * drdxh);
m_rdp->GetSpans()[j].m_g.w = ((g >> 9) << 9) + dgdiff - (xfrac * dgdxh);
m_rdp->GetSpans()[j].m_b.w = ((b >> 9) << 9) + dbdiff - (xfrac * dbdxh);
m_rdp->GetSpans()[j].m_a.w = ((a >> 9) << 9) + dadiff - (xfrac * dadxh);
m_rdp->GetSpans()[j].m_s.w = (((s >> 9) << 9) + dsdiff - (xfrac * dsdxh)) & ~0x1f;
m_rdp->GetSpans()[j].m_t.w = (((t >> 9) << 9) + dtdiff - (xfrac * dtdxh)) & ~0x1f;
m_rdp->GetSpans()[j].m_w.w = (((w >> 9) << 9) + dwdiff - (xfrac * dwdxh)) & ~0x1f;
m_rdp->GetSpans()[j].m_z.w = ((z >> 9) << 9) + dzdiff - (xfrac * dzdxh);
}
}
if (spix == 3)
{
r += drde;
g += dgde;
b += dbde;
a += dade;
s += dsde;
t += dtde;
w += dwde;
z += dzde;
}
xleft += xleft_inc;
xright += xright_inc;
}
}
m_rdp->RenderSpans(yh >> 2, yl >> 2, tilenum, flip);
}
/*****************************************************************************/
////////////////////////
// RDP COMMANDS
////////////////////////
void N64::RDP::Processor::Triangle(bool shade, bool texture, bool zbuffer)
{
N64::RDP::Triangle tri(*m_machine, shade, texture, zbuffer, false, false);
tri.Draw();
}
void N64::RDP::Processor::CmdTriangle(UINT32 w1, UINT32 w2)
{
Triangle(false, false, false);
}
void N64::RDP::Processor::CmdTriangleZ(UINT32 w1, UINT32 w2)
{
Triangle(false, false, true);
}
void N64::RDP::Processor::CmdTriangleT(UINT32 w1, UINT32 w2)
{
Triangle(false, true, false);
}
void N64::RDP::Processor::CmdTriangleTZ(UINT32 w1, UINT32 w2)
{
Triangle(false, true, true);
}
void N64::RDP::Processor::CmdTriangleS(UINT32 w1, UINT32 w2)
{
Triangle(true, false, false);
}
void N64::RDP::Processor::CmdTriangleSZ(UINT32 w1, UINT32 w2)
{
Triangle(true, false, true);
}
void N64::RDP::Processor::CmdTriangleST(UINT32 w1, UINT32 w2)
{
Triangle(true, true, false);
}
void N64::RDP::Processor::CmdTriangleSTZ(UINT32 w1, UINT32 w2)
{
Triangle(true, true, true);
}
void N64::RDP::Processor::CmdTexRect(UINT32 w1, UINT32 w2)
{
UINT32 *data = m_cmd_data + m_cmd_cur;
UINT32 w3 = data[2];
UINT32 w4 = data[3];
UINT32 tilenum = (w2 >> 24) & 0x7;
UINT32 xl = (w1 >> 12) & 0xfff;
UINT32 yl = (w1 >> 0) & 0xfff;
UINT32 xh = (w2 >> 12) & 0xfff;
UINT32 yh = (w2 >> 0) & 0xfff;
INT32 s = (w3 >> 16) & 0xffff;
INT32 t = (w3 >> 0) & 0xffff;
INT32 dsdx = (w4 >> 16) & 0xffff;
INT32 dtdy = (w4 >> 0) & 0xffff;
dsdx = SIGN16(dsdx);
dtdy = SIGN16(dtdy);
if (m_other_modes.cycle_type == CYCLE_TYPE_FILL || m_other_modes.cycle_type == CYCLE_TYPE_COPY)
{
yl |= 3;
}
UINT32 xlint = (xl >> 2) & 0x3ff;
UINT32 xhint = (xh >> 2) & 0x3ff;
UINT32* ewdata = GetTempRectData();
ewdata[0] = (0x24 << 24) | ((0x80 | tilenum) << 16) | yl; // command, flipped, tile, yl
ewdata[1] = (yl << 16) | yh; // ym, yh
ewdata[2] = (xlint << 16) | ((xl & 3) << 14); // xl, xl frac
ewdata[3] = 0; // dxldy, dxldy frac
ewdata[4] = (xhint << 16) | ((xh & 3) << 14); // xh, xh frac
ewdata[5] = 0; // dxhdy, dxhdy frac
ewdata[6] = (xlint << 16) | ((xl & 3) << 14); // xm, xm frac
ewdata[7] = 0; // dxmdy, dxmdy frac
memset(&ewdata[8], 0, 16 * sizeof(UINT32)); // shade
ewdata[24] = (s << 16) | t; // s, t
ewdata[25] = 0; // w
ewdata[26] = ((dsdx >> 5) << 16); // dsdx, dtdx
ewdata[27] = 0; // dwdx
ewdata[28] = 0; // s frac, t frac
ewdata[29] = 0; // w frac
ewdata[30] = ((dsdx & 0x1f) << 11) << 16; // dsdx frac, dtdx frac
ewdata[31] = 0; // dwdx frac
ewdata[32] = (dtdy >> 5) & 0xffff;//dsde, dtde
ewdata[33] = 0;//dwde
ewdata[34] = (dtdy >> 5) & 0xffff;//dsdy, dtdy
ewdata[35] = 0;//dwdy
ewdata[36] = (dtdy & 0x1f) << 11;//dsde frac, dtde frac
ewdata[37] = 0;//dwde frac
ewdata[38] = (dtdy & 0x1f) << 11;//dsdy frac, dtdy frac
ewdata[39] = 0;//dwdy frac
memset(&ewdata[40], 0, 4 * sizeof(UINT32));//depth
N64::RDP::Triangle tri(*m_machine, true, true, false, true, false);
tri.Draw();
}
void N64::RDP::Processor::CmdTexRectFlip(UINT32 w1, UINT32 w2)
{
UINT32 *data = m_cmd_data + m_cmd_cur;
UINT32 w3 = data[2];
UINT32 w4 = data[3];
UINT32 tilenum = (w2 >> 24) & 0x7;
UINT32 xl = (w1 >> 12) & 0xfff;
UINT32 yl = (w1 >> 0) & 0xfff;
UINT32 xh = (w2 >> 12) & 0xfff;
UINT32 yh = (w2 >> 0) & 0xfff;
INT32 s = (w3 >> 16) & 0xffff;
INT32 t = (w3 >> 0) & 0xffff;
INT32 dsdx = (w4 >> 16) & 0xffff;
INT32 dtdy = (w4 >> 0) & 0xffff;
dsdx = SIGN16(dsdx);
dtdy = SIGN16(dtdy);
if (m_other_modes.cycle_type == CYCLE_TYPE_FILL || m_other_modes.cycle_type == CYCLE_TYPE_COPY)
{
yl |= 3;
}
UINT32 xlint = (xl >> 2) & 0x3ff;
UINT32 xhint = (xh >> 2) & 0x3ff;
UINT32* ewdata = GetTempRectData();
ewdata[0] = (0x25 << 24) | ((0x80 | tilenum) << 16) | yl;//command, flipped, tile, yl
ewdata[1] = (yl << 16) | yh;//ym, yh
ewdata[2] = (xlint << 16) | ((xl & 3) << 14);//xl, xl frac
ewdata[3] = 0;//dxldy, dxldy frac
ewdata[4] = (xhint << 16) | ((xh & 3) << 14);//xh, xh frac
ewdata[5] = 0;//dxhdy, dxhdy frac
ewdata[6] = (xlint << 16) | ((xl & 3) << 14);//xm, xm frac
ewdata[7] = 0;//dxmdy, dxmdy frac
memset(&ewdata[8], 0, 16 * sizeof(UINT32));//shade
ewdata[24] = (s << 16) | t;//s, t
ewdata[25] = 0;//w
ewdata[26] = (dtdy >> 5) & 0xffff;//dsdx, dtdx
ewdata[27] = 0;//dwdx
ewdata[28] = 0;//s frac, t frac
ewdata[29] = 0;//w frac
ewdata[30] = ((dtdy & 0x1f) << 11);//dsdx frac, dtdx frac
ewdata[31] = 0;//dwdx frac
ewdata[32] = (dsdx >> 5) << 16;//dsde, dtde
ewdata[33] = 0;//dwde
ewdata[34] = (dsdx >> 5) << 16;//dsdy, dtdy
ewdata[35] = 0;//dwdy
ewdata[36] = (dsdx & 0x1f) << 27;//dsde frac, dtde frac
ewdata[37] = 0;//dwde frac
ewdata[38] = (dsdx & 0x1f) << 27;//dsdy frac, dtdy frac
ewdata[39] = 0;//dwdy frac
memset(&ewdata[40], 0, 4 * sizeof(UINT32));//depth
N64::RDP::Triangle tri(*m_machine, true, true, false, true, false);
tri.Draw();
}
void N64::RDP::Processor::CmdSyncLoad(UINT32 w1, UINT32 w2)
{
// Nothing to do?
}
void N64::RDP::Processor::CmdSyncPipe(UINT32 w1, UINT32 w2)
{
// Nothing to do?
}
void N64::RDP::Processor::CmdSyncTile(UINT32 w1, UINT32 w2)
{
// Nothing to do?
}
void N64::RDP::Processor::CmdSyncFull(UINT32 w1, UINT32 w2)
{
dp_full_sync(*m_machine);
}
void N64::RDP::Processor::CmdSetKeyGB(UINT32 w1, UINT32 w2)
{
m_key_scale.i.b = w2 & 0xff;
m_key_scale.i.g = (w2 >> 16) & 0xff;
}
void N64::RDP::Processor::CmdSetKeyR(UINT32 w1, UINT32 w2)
{
m_key_scale.i.r = w2 & 0xff;
}
void N64::RDP::Processor::CmdSetFillColor32(UINT32 w1, UINT32 w2)
{
m_fill_color = w2;
}
void N64::RDP::Processor::CmdSetConvert(UINT32 w1, UINT32 w2)
{
INT32 k0 = (w1 >> 13) & 0xff;
INT32 k1 = (w1 >> 4) & 0xff;
INT32 k2 = ((w1 & 7) << 5) | ((w2 >> 27) & 0x1f);
INT32 k3 = (w2 >> 18) & 0xff;
INT32 k4 = (w2 >> 9) & 0xff;
INT32 k5 = w2 & 0xff;
k0 = ((w1 >> 21) & 1) ? (-(0x100 - k0)) : k0;
k1 = ((w1 >> 12) & 1) ? (-(0x100 - k1)) : k1;
k2 = (w1 & 0xf) ? (-(0x100 - k2)) : k2;
k3 = ((w2 >> 26) & 1) ? (-(0x100 - k3)) : k3;
k4 = ((w2 >> 17) & 1) ? (-(0x100 - k4)) : k4;
k5 = ((w2 >> 8) & 1) ? (-(0x100 - k5)) : k5;
SetYUVFactors(k0, k1, k2, k3, k4, k5);
}
void N64::RDP::Processor::CmdSetScissor(UINT32 w1, UINT32 w2)
{
m_scissor.m_xh = ((w1 >> 12) & 0xfff) >> 2;
m_scissor.m_yh = ((w1 >> 0) & 0xfff) >> 2;
m_scissor.m_xl = ((w2 >> 12) & 0xfff) >> 2;
m_scissor.m_yl = ((w2 >> 0) & 0xfff) >> 2;
// TODO: handle f & o?
}
void N64::RDP::Processor::CmdSetPrimDepth(UINT32 w1, UINT32 w2)
{
m_misc_state.m_primitive_z = (UINT16)(w2 >> 16) & 0x7fff;
m_misc_state.m_primitive_delta_z = (UINT16)(w1);
}
void N64::RDP::Processor::CmdSetOtherModes(UINT32 w1, UINT32 w2)
{
m_other_modes.cycle_type = (w1 >> 20) & 0x3; // 01
m_other_modes.persp_tex_en = (w1 & 0x80000) ? 1 : 0; // 1
m_other_modes.detail_tex_en = (w1 & 0x40000) ? 1 : 0; // 0
m_other_modes.sharpen_tex_en = (w1 & 0x20000) ? 1 : 0; // 0
m_other_modes.tex_lod_en = (w1 & 0x10000) ? 1 : 0; // 0
m_other_modes.en_tlut = (w1 & 0x08000) ? 1 : 0; // 0
m_other_modes.tlut_type = (w1 & 0x04000) ? 1 : 0; // 0
m_other_modes.sample_type = (w1 & 0x02000) ? 1 : 0; // 1
m_other_modes.mid_texel = (w1 & 0x01000) ? 1 : 0; // 0
m_other_modes.bi_lerp0 = (w1 & 0x00800) ? 1 : 0; // 1
m_other_modes.bi_lerp1 = (w1 & 0x00400) ? 1 : 0; // 1
m_other_modes.convert_one = (w1 & 0x00200) ? 1 : 0; // 0
m_other_modes.key_en = (w1 & 0x00100) ? 1 : 0; // 0
m_other_modes.rgb_dither_sel = (w1 >> 6) & 0x3; // 00
m_other_modes.alpha_dither_sel = (w1 >> 4) & 0x3; // 01
m_other_modes.blend_m1a_0 = (w2 >> 30) & 0x3; // 11
m_other_modes.blend_m1a_1 = (w2 >> 28) & 0x3; // 00
m_other_modes.blend_m1b_0 = (w2 >> 26) & 0x3; // 10
m_other_modes.blend_m1b_1 = (w2 >> 24) & 0x3; // 00
m_other_modes.blend_m2a_0 = (w2 >> 22) & 0x3; // 00
m_other_modes.blend_m2a_1 = (w2 >> 20) & 0x3; // 01
m_other_modes.blend_m2b_0 = (w2 >> 18) & 0x3; // 00
m_other_modes.blend_m2b_1 = (w2 >> 16) & 0x3; // 01
m_other_modes.force_blend = (w2 >> 14) & 1; // 0
m_other_modes.alpha_cvg_select = (w2 >> 13) & 1; // 1
m_other_modes.cvg_times_alpha = (w2 >> 12) & 1; // 0
m_other_modes.z_mode = (w2 >> 10) & 0x3; // 00
m_other_modes.cvg_dest = (w2 >> 8) & 0x3; // 00
m_other_modes.color_on_cvg = (w2 >> 7) & 1; // 0
m_other_modes.image_read_en = (w2 >> 6) & 1; // 1
m_other_modes.z_update_en = (w2 >> 5) & 1; // 1
m_other_modes.z_compare_en = (w2 >> 4) & 1; // 1
m_other_modes.antialias_en = (w2 >> 3) & 1; // 1
m_other_modes.z_source_sel = (w2 >> 2) & 1; // 0
m_other_modes.dither_alpha_en = (w2 >> 1) & 1; // 0
m_other_modes.alpha_compare_en = (w2) & 1; // 0
// These should belong to the Blender class
SetBlenderInput(0, 0, &m_color_inputs.blender1a_r[0], &m_color_inputs.blender1a_g[0], &m_color_inputs.blender1a_b[0], &m_color_inputs.blender1b_a[0], m_other_modes.blend_m1a_0, m_other_modes.blend_m1b_0);
SetBlenderInput(0, 1, &m_color_inputs.blender2a_r[0], &m_color_inputs.blender2a_g[0], &m_color_inputs.blender2a_b[0], &m_color_inputs.blender2b_a[0], m_other_modes.blend_m2a_0, m_other_modes.blend_m2b_0);
SetBlenderInput(1, 0, &m_color_inputs.blender1a_r[1], &m_color_inputs.blender1a_g[1], &m_color_inputs.blender1a_b[1], &m_color_inputs.blender1b_a[1], m_other_modes.blend_m1a_1, m_other_modes.blend_m1b_1);
SetBlenderInput(1, 1, &m_color_inputs.blender2a_r[1], &m_color_inputs.blender2a_g[1], &m_color_inputs.blender2a_b[1], &m_color_inputs.blender2b_a[1], m_other_modes.blend_m2a_1, m_other_modes.blend_m2b_1);
}
void N64::RDP::Processor::CmdLoadTLUT(UINT32 w1, UINT32 w2)
{
Tile* tile = GetTiles();
int tilenum = (w2 >> 24) & 0x7;
int sl = tile[tilenum].sl = ((w1 >> 12) & 0xfff);
int tl = tile[tilenum].tl = w1 & 0xfff;
int sh = tile[tilenum].sh = ((w2 >> 12) & 0xfff);
int th = tile[tilenum].th = w2 & 0xfff;
if (tl != th)
{
fatalerror("Load tlut: tl=%d, th=%d",tl,th);
}
int count = (sh >> 2) - (sl >> 2) + 1;
count <<= 2;
switch (m_misc_state.m_ti_size)
{
case PIXEL_SIZE_16BIT:
{
if (tile[tilenum].tmem < 256)
{
fatalerror("rdp_load_tlut: loading tlut into low half at %d qwords",tile[tilenum].tmem);
}
UINT32 srcstart = (m_misc_state.m_ti_address + (tl >> 2) * (m_misc_state.m_ti_width << 1) + (sl >> 1)) >> 1;
UINT16 *dst = GetTMEM16();
UINT32 dststart = tile[tilenum].tmem << 2;
for (int i = 0; i < count; i += 4)
{
if (dststart < 2048)
{
dst[dststart] = RREADIDX16(srcstart);
dst[dststart + 1] = dst[dststart];
dst[dststart + 2] = dst[dststart];
dst[dststart + 3] = dst[dststart];
dststart += 4;
srcstart += 1;
}
}
break;
}
default: fatalerror("RDP: load_tlut: size = %d\n", m_misc_state.m_ti_size);
}
}
void N64::RDP::Processor::CmdSetTileSize(UINT32 w1, UINT32 w2)
{
const int tilenum = (w2 >> 24) & 0x7;
m_tiles[tilenum].sl = (w1 >> 12) & 0xfff;
m_tiles[tilenum].tl = (w1 >> 0) & 0xfff;
m_tiles[tilenum].sh = (w2 >> 12) & 0xfff;
m_tiles[tilenum].th = (w2 >> 0) & 0xfff;
}
void N64::RDP::Processor::CmdLoadBlock(UINT32 w1, UINT32 w2)
{
Tile* tile = GetTiles();
int tilenum = (w2 >> 24) & 0x7;
UINT16* tc = GetTMEM16();
UINT16 sl, sh, tl;
tile[tilenum].sl = sl = ((w1 >> 12) & 0xfff);
tile[tilenum].tl = tl = ((w1 >> 0) & 0xfff);
tile[tilenum].sh = sh = ((w2 >> 12) & 0xfff);
UINT16 dxt = ((w2 >> 0) & 0xfff);
if (sh < sl)
{
fatalerror("load_block: sh < sl");
}
INT32 width = (sh - sl) + 1;
width = (width << m_misc_state.m_ti_size) >> 1;
if (width & 7)
{
width = (width & ~7) + 8;
}
width >>= 3;
UINT32 tb = tile[tilenum].tmem << 2;
int tiwinwords = m_misc_state.m_ti_width;
UINT32 slinwords = sl;
tiwinwords = (tiwinwords << m_misc_state.m_ti_size) >> 2;
slinwords = (slinwords << m_misc_state.m_ti_size) >> 2;
int ptr = 0, srcptr = 0;
UINT16 first, sec;
UINT32 src = (m_misc_state.m_ti_address >> 1) + (tl * tiwinwords) + slinwords;
if (dxt != 0)
{
int j = 0;
int t = 0;
int oldt = 0;
if (tile[tilenum].size != PIXEL_SIZE_32BIT && tile[tilenum].format != FORMAT_YUV)
{
for (int i = 0; i < width; i ++)
{
oldt = t;
t = ((j >> 11) & 1) ? WORD_XOR_DWORD_SWAP : WORD_ADDR_XOR;
if (t != oldt)
{
i += tile[tilenum].line;
}
ptr = tb + (i << 2);
srcptr = src + (i << 2);
tc[(ptr ^ t) & 0x7ff] = RREADIDX16(srcptr);
tc[((ptr + 1) ^ t) & 0x7ff] = RREADIDX16(srcptr + 1);
tc[((ptr + 2) ^ t) & 0x7ff] = RREADIDX16(srcptr + 2);
tc[((ptr + 3) ^ t) & 0x7ff] = RREADIDX16(srcptr + 3);
j += dxt;
}
}
else if (tile[tilenum].format == FORMAT_YUV)
{
for (int i = 0; i < width; i ++)
{
oldt = t;
t = ((j >> 11) & 1) ? WORD_XOR_DWORD_SWAP : WORD_ADDR_XOR;
if (t != oldt)
{
i += tile[tilenum].line;
}
ptr = ((tb + (i << 1)) ^ t) & 0x3ff;
srcptr = src + (i << 2);
first = RREADIDX16(srcptr);
sec = RREADIDX16(srcptr + 1);
tc[ptr] = ((first >> 8) << 8) | (sec >> 8);
tc[ptr | 0x400] = ((first & 0xff) << 8) | (sec & 0xff);
ptr = ((tb + (i << 1) + 1) ^ t) & 0x3ff;
first = RREADIDX16(srcptr + 2);
sec = RREADIDX16(srcptr + 3);
tc[ptr] = ((first >> 8) << 8) | (sec >> 8);
tc[ptr | 0x400] = ((first & 0xff) << 8) | (sec & 0xff);
j += dxt;
}
}
else
{
for (int i = 0; i < width; i ++)
{
oldt = t;
t = ((j >> 11) & 1) ? WORD_XOR_DWORD_SWAP : WORD_ADDR_XOR;
if (t != oldt)
i += tile[tilenum].line;
ptr = ((tb + (i << 1)) ^ t) & 0x3ff;
srcptr = src + (i << 2);
tc[ptr] = RREADIDX16(srcptr);
tc[ptr | 0x400] = RREADIDX16(srcptr + 1);
ptr = ((tb + (i << 1) + 1) ^ t) & 0x3ff;
tc[ptr] = RREADIDX16(srcptr + 2);
tc[ptr | 0x400] = RREADIDX16(srcptr + 3);
j += dxt;
}
}
tile[tilenum].th = tl + (j >> 11);
}
else
{
if (tile[tilenum].size != PIXEL_SIZE_32BIT && tile[tilenum].format != FORMAT_YUV)
{
for (int i = 0; i < width; i ++)
{
ptr = tb + (i << 2);
srcptr = src + (i << 2);
tc[(ptr ^ WORD_ADDR_XOR) & 0x7ff] = RREADIDX16(srcptr);
tc[((ptr + 1) ^ WORD_ADDR_XOR) & 0x7ff] = RREADIDX16(srcptr + 1);
tc[((ptr + 2) ^ WORD_ADDR_XOR) & 0x7ff] = RREADIDX16(srcptr + 2);
tc[((ptr + 3) ^ WORD_ADDR_XOR) & 0x7ff] = RREADIDX16(srcptr + 3);
}
}
else if (tile[tilenum].format == FORMAT_YUV)
{
for (int i = 0; i < width; i ++)
{
ptr = ((tb + (i << 1)) ^ WORD_ADDR_XOR) & 0x3ff;
srcptr = src + (i << 2);
first = RREADIDX16(srcptr);
sec = RREADIDX16(srcptr + 1);
tc[ptr] = ((first >> 8) << 8) | (sec >> 8);//UV pair
tc[ptr | 0x400] = ((first & 0xff) << 8) | (sec & 0xff);
ptr = ((tb + (i << 1) + 1) ^ WORD_ADDR_XOR) & 0x3ff;
first = RREADIDX16(srcptr + 2);
sec = RREADIDX16(srcptr + 3);
tc[ptr] = ((first >> 8) << 8) | (sec >> 8);
tc[ptr | 0x400] = ((first & 0xff) << 8) | (sec & 0xff);
}
}
else
{
for (int i = 0; i < width; i ++)
{
ptr = ((tb + (i << 1)) ^ WORD_ADDR_XOR) & 0x3ff;
srcptr = src + (i << 2);
tc[ptr] = RREADIDX16(srcptr);
tc[ptr | 0x400] = RREADIDX16(srcptr + 1);
ptr = ((tb + (i << 1) + 1) ^ WORD_ADDR_XOR) & 0x3ff;
tc[ptr] = RREADIDX16(srcptr + 2);
tc[ptr | 0x400] = RREADIDX16(srcptr + 3);
}
}
tile[tilenum].th = tl;
}
}
void N64::RDP::Processor::CmdLoadTile(UINT32 w1, UINT32 w2)
{
Tile* tile = GetTiles();
int tilenum = (w2 >> 24) & 0x7;
tile[tilenum].sl = ((w1 >> 12) & 0xfff);
tile[tilenum].tl = ((w1 >> 0) & 0xfff);
tile[tilenum].sh = ((w2 >> 12) & 0xfff);
tile[tilenum].th = ((w2 >> 0) & 0xfff);
UINT16 sl = tile[tilenum].sl >> 2;
UINT16 tl = tile[tilenum].tl >> 2;
UINT16 sh = tile[tilenum].sh >> 2;
UINT16 th = tile[tilenum].th >> 2;
INT32 width = (sh - sl) + 1;
INT32 height = (th - tl) + 1;
/*
int topad;
if (m_misc_state.m_ti_size < 3)
{
topad = (width * m_misc_state.m_ti_size) & 0x7;
}
else
{
topad = (width << 2) & 0x7;
}
topad = 0; // ????
*/
switch (m_misc_state.m_ti_size)
{
case PIXEL_SIZE_8BIT:
{
UINT32 src = m_misc_state.m_ti_address;
UINT8 *tc = GetTMEM();
int tb = tile[tilenum].tmem << 3;
for (int j = 0; j < height; j++)
{
int tline = tb + ((tile[tilenum].line << 3) * j);
int s = ((j + tl) * m_misc_state.m_ti_width) + sl;
int xorval8 = ((j & 1) ? BYTE_XOR_DWORD_SWAP : BYTE_ADDR_XOR);//???????,??? ? Ziggy
for (int i = 0; i < width; i++)
{
tc[((tline + i) ^ xorval8) & 0xfff] = RREADADDR8(src + s + i);
}
}
break;
}
case PIXEL_SIZE_16BIT:
{
UINT32 src = m_misc_state.m_ti_address >> 1;
UINT16 *tc = GetTMEM16();
UINT16 yuvword;
if (tile[tilenum].format != FORMAT_YUV)
{
for (int j = 0; j < height; j++)
{
int tb = tile[tilenum].tmem << 2;
int tline = tb + ((tile[tilenum].line << 2) * j);
int s = ((j + tl) * m_misc_state.m_ti_width) + sl;
int xorval16 = (j & 1) ? WORD_XOR_DWORD_SWAP : WORD_ADDR_XOR;
for (int i = 0; i < width; i++)
{
UINT32 taddr = (tline + i) ^ xorval16;
tc[taddr & 0x7ff] = RREADIDX16(src + s + i);
}
}
}
else
{
for (int j = 0; j < height; j++)
{
int tb = tile[tilenum].tmem << 3;
int tline = tb + ((tile[tilenum].line << 3) * j);
int s = ((j + tl) * m_misc_state.m_ti_width) + sl;
int xorval8 = (j & 1) ? BYTE_XOR_DWORD_SWAP : BYTE_ADDR_XOR;
for (int i = 0; i < width; i++)
{
UINT32 taddr = ((tline + i) ^ xorval8) & 0x7ff;
yuvword = RREADIDX16(src + s + i);
GetTMEM()[taddr] = yuvword >> 8;
GetTMEM()[taddr | 0x800] = yuvword & 0xff;
}
}
}
break;
}
case PIXEL_SIZE_32BIT:
{
UINT32 src = m_misc_state.m_ti_address >> 2;
UINT16 *tc16 = GetTMEM16();
int tb = (tile[tilenum].tmem << 2);
for (int j = 0; j < height; j++)
{
int tline = tb + ((tile[tilenum].line << 2) * j);
int s = ((j + tl) * m_misc_state.m_ti_width) + sl;
int xorval32cur = (j & 1) ? WORD_XOR_DWORD_SWAP : WORD_ADDR_XOR;
for (int i = 0; i < width; i++)
{
UINT32 c = RREADIDX32(src + s + i);
UINT32 ptr = ((tline + i) ^ xorval32cur) & 0x3ff;
tc16[ptr] = c >> 16;
tc16[ptr | 0x400] = c & 0xffff;
}
}
break;
}
default: fatalerror("RDP: load_tile: size = %d\n", m_misc_state.m_ti_size);
}
}
void N64::RDP::Processor::CmdSetTile(UINT32 w1, UINT32 w2)
{
int tilenum = (w2 >> 24) & 0x7;
N64::RDP::Tile* tex_tile = &m_tiles[tilenum];
tex_tile->format = (w1 >> 21) & 0x7;
tex_tile->size = (w1 >> 19) & 0x3;
tex_tile->line = (w1 >> 9) & 0x1ff;
tex_tile->tmem = (w1 >> 0) & 0x1ff;
tex_tile->palette = (w2 >> 20) & 0xf;
tex_tile->ct = (w2 >> 19) & 0x1;
tex_tile->mt = (w2 >> 18) & 0x1;
tex_tile->mask_t = (w2 >> 14) & 0xf;
tex_tile->shift_t = (w2 >> 10) & 0xf;
tex_tile->cs = (w2 >> 9) & 0x1;
tex_tile->ms = (w2 >> 8) & 0x1;
tex_tile->mask_s = (w2 >> 4) & 0xf;
tex_tile->shift_s = (w2 >> 0) & 0xf;
}
void N64::RDP::Processor::CmdFillRect(UINT32 w1, UINT32 w2)
{
UINT32 xl = (w1 >> 12) & 0xfff;
UINT32 yl = (w1 >> 0) & 0xfff;
UINT32 xh = (w2 >> 12) & 0xfff;
UINT32 yh = (w2 >> 0) & 0xfff;
if (m_other_modes.cycle_type == CYCLE_TYPE_FILL || m_other_modes.cycle_type == CYCLE_TYPE_COPY)
{
yl |= 3;
}
UINT32 xlint = (xl >> 2) & 0x3ff;
UINT32 xhint = (xh >> 2) & 0x3ff;
UINT32* ewdata = GetTempRectData();
ewdata[0] = (0x3680 << 16) | yl;//command, flipped, tile, yl
ewdata[1] = (yl << 16) | yh;//ym, yh
ewdata[2] = (xlint << 16) | ((xl & 3) << 14);//xl, xl frac
ewdata[3] = 0;//dxldy, dxldy frac
ewdata[4] = (xhint << 16) | ((xh & 3) << 14);//xh, xh frac
ewdata[5] = 0;//dxhdy, dxhdy frac
ewdata[6] = (xlint << 16) | ((xl & 3) << 14);//xm, xm frac
ewdata[7] = 0;//dxmdy, dxmdy frac
memset(&ewdata[8], 0, 36 * sizeof(UINT32));//shade, texture, depth
N64::RDP::Triangle tri(*m_machine, false, false, false, true, false);
tri.Draw();
}
void N64::RDP::Processor::CmdSetFogColor(UINT32 w1, UINT32 w2)
{
m_fog_color.c = w2;
}
void N64::RDP::Processor::CmdSetBlendColor(UINT32 w1, UINT32 w2)
{
m_blend_color.c = w2;
}
void N64::RDP::Processor::CmdSetPrimColor(UINT32 w1, UINT32 w2)
{
m_misc_state.m_min_level = (w1 >> 8) & 0x1f;
m_prim_lod_frac = w1 & 0xff;
m_prim_color.c = w2;
}
void N64::RDP::Processor::CmdSetEnvColor(UINT32 w1, UINT32 w2)
{
m_env_color.c = w2;
}
void N64::RDP::Processor::CmdSetCombine(UINT32 w1, UINT32 w2)
{
m_combine.sub_a_rgb0 = (w1 >> 20) & 0xf;
m_combine.mul_rgb0 = (w1 >> 15) & 0x1f;
m_combine.sub_a_a0 = (w1 >> 12) & 0x7;
m_combine.mul_a0 = (w1 >> 9) & 0x7;
m_combine.sub_a_rgb1 = (w1 >> 5) & 0xf;
m_combine.mul_rgb1 = (w1 >> 0) & 0x1f;
m_combine.sub_b_rgb0 = (w2 >> 28) & 0xf;
m_combine.sub_b_rgb1 = (w2 >> 24) & 0xf;
m_combine.sub_a_a1 = (w2 >> 21) & 0x7;
m_combine.mul_a1 = (w2 >> 18) & 0x7;
m_combine.add_rgb0 = (w2 >> 15) & 0x7;
m_combine.sub_b_a0 = (w2 >> 12) & 0x7;
m_combine.add_a0 = (w2 >> 9) & 0x7;
m_combine.add_rgb1 = (w2 >> 6) & 0x7;
m_combine.sub_b_a1 = (w2 >> 3) & 0x7;
m_combine.add_a1 = (w2 >> 0) & 0x7;
SetSubAInputRGB(&m_color_inputs.combiner_rgbsub_a_r[0], &m_color_inputs.combiner_rgbsub_a_g[0], &m_color_inputs.combiner_rgbsub_a_b[0], m_combine.sub_a_rgb0);
SetSubBInputRGB(&m_color_inputs.combiner_rgbsub_b_r[0], &m_color_inputs.combiner_rgbsub_b_g[0], &m_color_inputs.combiner_rgbsub_b_b[0], m_combine.sub_b_rgb0);
SetMulInputRGB(&m_color_inputs.combiner_rgbmul_r[0], &m_color_inputs.combiner_rgbmul_g[0], &m_color_inputs.combiner_rgbmul_b[0], m_combine.mul_rgb0);
SetAddInputRGB(&m_color_inputs.combiner_rgbadd_r[0], &m_color_inputs.combiner_rgbadd_g[0], &m_color_inputs.combiner_rgbadd_b[0], m_combine.add_rgb0);
SetSubInputAlpha(&m_color_inputs.combiner_alphasub_a[0], m_combine.sub_a_a0);
SetSubInputAlpha(&m_color_inputs.combiner_alphasub_b[0], m_combine.sub_b_a0);
SetMulInputAlpha(&m_color_inputs.combiner_alphamul[0], m_combine.mul_a0);
SetSubInputAlpha(&m_color_inputs.combiner_alphaadd[0], m_combine.add_a0);
SetSubAInputRGB(&m_color_inputs.combiner_rgbsub_a_r[1], &m_color_inputs.combiner_rgbsub_a_g[1], &m_color_inputs.combiner_rgbsub_a_b[1], m_combine.sub_a_rgb1);
SetSubBInputRGB(&m_color_inputs.combiner_rgbsub_b_r[1], &m_color_inputs.combiner_rgbsub_b_g[1], &m_color_inputs.combiner_rgbsub_b_b[1], m_combine.sub_b_rgb1);
SetMulInputRGB(&m_color_inputs.combiner_rgbmul_r[1], &m_color_inputs.combiner_rgbmul_g[1], &m_color_inputs.combiner_rgbmul_b[1], m_combine.mul_rgb1);
SetAddInputRGB(&m_color_inputs.combiner_rgbadd_r[1], &m_color_inputs.combiner_rgbadd_g[1], &m_color_inputs.combiner_rgbadd_b[1], m_combine.add_rgb1);
SetSubInputAlpha(&m_color_inputs.combiner_alphasub_a[1], m_combine.sub_a_a1);
SetSubInputAlpha(&m_color_inputs.combiner_alphasub_b[1], m_combine.sub_b_a1);
SetMulInputAlpha(&m_color_inputs.combiner_alphamul[1], m_combine.mul_a1);
SetSubInputAlpha(&m_color_inputs.combiner_alphaadd[1], m_combine.add_a1);
}
void N64::RDP::Processor::CmdSetTextureImage(UINT32 w1, UINT32 w2)
{
m_misc_state.m_ti_format = (w1 >> 21) & 0x7;
m_misc_state.m_ti_size = (w1 >> 19) & 0x3;
m_misc_state.m_ti_width = (w1 & 0x3ff) + 1;
m_misc_state.m_ti_address = w2 & 0x01ffffff;
}
void N64::RDP::Processor::CmdSetMaskImage(UINT32 w1, UINT32 w2)
{
m_misc_state.m_zb_address = w2 & 0x01ffffff;
}
void N64::RDP::Processor::CmdSetColorImage(UINT32 w1, UINT32 w2)
{
m_misc_state.m_fb_format = (w1 >> 21) & 0x7;
m_misc_state.m_fb_size = (w1 >> 19) & 0x3;
m_misc_state.m_fb_width = (w1 & 0x3ff) + 1;
m_misc_state.m_fb_address = w2 & 0x01ffffff;
if (m_misc_state.m_fb_format && m_misc_state.m_fb_format != 2) // Jet Force Gemini sets the format to 4, Intensity. Protection?
{
if (m_misc_state.m_fb_size == 1)
{
m_misc_state.m_fb_format = 2;
}
else
{
m_misc_state.m_fb_format = 0;
}
}
if (m_misc_state.m_fb_format != 0)
{
m_misc_state.m_fb_format = 0;
}
}
UINT32 N64::RDP::Processor::AddRightCvg(UINT32 x, UINT32 k)
{
//#undef FULL_SUBPIXELS
#define FULL_SUBPIXELS
UINT32 coveredsubpixels=((x >> 14) & 3);
if (!(x & 0xffff))
{
return 0;
}
#ifdef FULL_SUBPIXELS
if (!coveredsubpixels)
{
return 0;
}
if (!(k & 1))
{
return (coveredsubpixels<3) ? 1 : 2;
}
else
{
return (coveredsubpixels<2) ? 0 : 1;
}
#endif
if (!(k & 1))
{
return (coveredsubpixels<2) ? 1 : 2;
}
else
{
if (coveredsubpixels<1)
{
return 0;
}
else if (coveredsubpixels<3)
{
return 1;
}
else
{
return 2;
}
}
}
UINT32 N64::RDP::Processor::AddLeftCvg(UINT32 x, UINT32 k)
{
UINT32 coveredsubpixels = 3 - ((x >> 14) & 3);
if (!(x & 0xffff))
{
return 2;
}
#ifdef FULL_SUBPIXELS
if (!coveredsubpixels)
{
return 0;
}
if (!(k & 1))
{
return (coveredsubpixels<2) ? 0 : 1;
}
else
{
return (coveredsubpixels<3) ? 1 : 2;
}
#endif
if (k & 1)
{
return (coveredsubpixels<2) ? 1 : 2;
}
else
{
if (coveredsubpixels < 1)
{
return 0;
}
else if (coveredsubpixels < 3)
{
return 1;
}
else
{
return 2;
}
}
}
/*****************************************************************************/
void N64::RDP::Processor::CmdInvalid(UINT32 w1, UINT32 w2)
{
fatalerror("N64::RDP::Processor::Invalid: %d, %08x %08x\n", (w1 >> 24) & 0x3f, w1, w2);
}
void N64::RDP::Processor::CmdNoOp(UINT32 w1, UINT32 w2)
{
// Do nothing
}
void N64::RDP::Processor::ProcessList()
{
UINT32 length = m_end - m_current;
// load command data
for(int i = 0; i < length; i += 4)
{
m_cmd_data[m_cmd_ptr++] = ReadData((m_current & 0x1fffffff) + i);
}
m_current = m_end;
UINT32 cmd = (m_cmd_data[0] >> 24) & 0x3f;
UINT32 cmd_length = (m_cmd_ptr + 1) * 4;
SetStatusReg(GetStatusReg() &~ DP_STATUS_FREEZE);
// check if more data is needed
if (cmd_length < rdp_command_length[cmd])
{
return;
}
while (m_cmd_cur < m_cmd_ptr)
{
cmd = (m_cmd_data[m_cmd_cur] >> 24) & 0x3f;
if (((m_cmd_ptr - m_cmd_cur) * 4) < rdp_command_length[cmd])
{
return;
//fatalerror("rdp_process_list: not enough rdp command data: cur = %d, ptr = %d, expected = %d\n", m_cmd_cur, m_cmd_ptr, rdp_command_length[cmd]);
}
if (LOG_RDP_EXECUTION)
{
char string[4000];
Dasm(string);
fprintf(rdp_exec, "%08X: %08X %08X %s\n", m_start+(m_cmd_cur * 4), m_cmd_data[m_cmd_cur+0], m_cmd_data[m_cmd_cur+1], string);
fflush(rdp_exec);
}
// execute the command
UINT32 w1 = m_cmd_data[m_cmd_cur+0];
UINT32 w2 = m_cmd_data[m_cmd_cur+1];
switch(cmd)
{
case 0x00: CmdNoOp(w1, w2); break;
case 0x08: CmdTriangle(w1, w2); break;
case 0x09: CmdTriangleZ(w1, w2); break;
case 0x0a: CmdTriangleT(w1, w2); break;
case 0x0b: CmdTriangleTZ(w1, w2); break;
case 0x0c: CmdTriangleS(w1, w2); break;
case 0x0d: CmdTriangleSZ(w1, w2); break;
case 0x0e: CmdTriangleST(w1, w2); break;
case 0x0f: CmdTriangleSTZ(w1, w2); break;
case 0x24: CmdTexRect(w1, w2); break;
case 0x25: CmdTexRectFlip(w1, w2); break;
case 0x26: CmdSyncLoad(w1, w2); break;
case 0x27: CmdSyncPipe(w1, w2); break;
case 0x28: CmdSyncTile(w1, w2); break;
case 0x29: CmdSyncFull(w1, w2); break;
case 0x2a: CmdSetKeyGB(w1, w2); break;
case 0x2b: CmdSetKeyR(w1, w2); break;
case 0x2c: CmdSetConvert(w1, w2); break;
case 0x3c: CmdSetCombine(w1, w2); break;
case 0x2d: CmdSetScissor(w1, w2); break;
case 0x2e: CmdSetPrimDepth(w1, w2); break;
case 0x2f: CmdSetOtherModes(w1, w2); break;
case 0x30: CmdLoadTLUT(w1, w2); break;
case 0x33: CmdLoadBlock(w1, w2); break;
case 0x34: CmdLoadTile(w1, w2); break;
case 0x32: CmdSetTileSize(w1, w2); break;
case 0x35: CmdSetTile(w1, w2); break;
case 0x36: CmdFillRect(w1, w2); break;
case 0x37: CmdSetFillColor32(w1, w2); break;
case 0x38: CmdSetFogColor(w1, w2); break;
case 0x39: CmdSetBlendColor(w1, w2); break;
case 0x3a: CmdSetPrimColor(w1, w2); break;
case 0x3b: CmdSetEnvColor(w1, w2); break;
case 0x3d: CmdSetTextureImage(w1, w2); break;
case 0x3e: CmdSetMaskImage(w1, w2); break;
case 0x3f: CmdSetColorImage(w1, w2); break;
}
m_cmd_cur += rdp_command_length[cmd] / 4;
};
m_cmd_ptr = 0;
m_cmd_cur = 0;
m_start = m_current = m_end;
}
} // namespace RDP
} // namespace N64
/*****************************************************************************/
VIDEO_START(n64)
{
_n64_state *state = machine.driver_data<_n64_state>();
state->m_rdp.SetMachine(machine);
state->m_rdp.InitInternalState();
state->m_rdp.GetBlender()->SetOtherModes(state->m_rdp.GetOtherModes());
state->m_rdp.GetBlender()->SetMiscState(state->m_rdp.GetMiscState());
state->m_rdp.GetBlender()->SetMachine(machine);
state->m_rdp.GetBlender()->SetProcessor(&state->m_rdp);
state->m_rdp.GetFramebuffer()->SetOtherModes(state->m_rdp.GetOtherModes());
state->m_rdp.GetFramebuffer()->SetMiscState(state->m_rdp.GetMiscState());
state->m_rdp.GetFramebuffer()->SetProcessor(&state->m_rdp);
state->m_rdp.GetTexPipe()->SetMachine(machine);
if (LOG_RDP_EXECUTION)
{
rdp_exec = fopen("rdp_execute.txt", "wt");
}
}
SCREEN_UPDATE(n64)
{
_n64_state *state = screen->machine().driver_data<_n64_state>();
int height = state->m_rdp.GetMiscState()->m_fb_height;
//UINT16 *frame_buffer = (UINT16*)&rdram[(n64_vi_origin & 0xffffff) >> 2];
//UINT8 *cvg_buffer = &state->m_rdp.GetHiddenBits()[((n64_vi_origin & 0xffffff) >> 2) >> 1];
//int vibuffering = ((n64_vi_control & 2) && fsaa && divot);
//vibuffering = 0; // Disabled for now
/*
if (vibuffering && ((n64_vi_control & 3) == 2))
{
if (frame_buffer)
{
for (j=0; j < vres; j++)
{
for (i=0; i < hres; i++)
{
UINT16 pix;
pix = frame_buffer[pixels ^ WORD_ADDR_XOR];
curpixel_cvg = ((pix & 1) << 2) | (cvg_buffer[pixels ^ BYTE_ADDR_XOR] & 3); // Reuse of this variable
if (curpixel_cvg < 7 && i > 1 && j > 1 && i < (hres - 2) && j < (vres - 2) && fsaa)
{
newc = video_filter16(&frame_buffer[pixels ^ WORD_ADDR_XOR], &cvg_buffer[pixels ^ BYTE_ADDR_XOR], n64_vi_width);
ViBuffer[i][j] = newc;
}
else
{
newc.i.r = ((pix >> 8) & 0xf8) | (pix >> 13);
newc.i.g = ((pix >> 3) & 0xf8) | ((pix >> 8) & 0x07);
newc.i.b = ((pix << 2) & 0xf8) | ((pix >> 3) & 0x07);
ViBuffer[i][j] = newc;
}
pixels++;
}
pixels += invisiblewidth;
}
}
}
*/
if (n64_vi_blank)
{
for (int j = 0; j <height; j++)
{
UINT32 *d = BITMAP_ADDR32(bitmap, j, 0);
for (int i = 0; i < state->m_rdp.GetMiscState()->m_fb_width; i++)
{
d[BYTE_XOR_BE(i)] = 0;
}
}
return 0;
}
state->m_rdp.VideoUpdate(bitmap);
return 0;
}