summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/includes/hng64.h
blob: 7da413bf6455f0859dd8332cdac5397b858b915d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
// license:LGPL-2.1+
// copyright-holders:David Haywood, Angelo Salese, ElSemi, Andrew Gardner
#include "machine/msm6242.h"
#include "cpu/mips/mips3.h"
#include "cpu/nec/v53.h"
#include "sound/l7a1045_l6028_dsp_a.h"
#include "video/poly.h"

enum
{
	FIGHT_MCU = 1,
	SHOOT_MCU,
	RACING_MCU,
	SAMSHO_MCU,
	BURIKI_MCU
};

enum hng64trans_t
{
	HNG64_TILEMAP_NORMAL = 1,
	HNG64_TILEMAP_ADDITIVE,
	HNG64_TILEMAP_ALPHA
};

struct blit_parameters
{
	bitmap_rgb32 *      bitmap;
	rectangle           cliprect;
	UINT32              tilemap_priority_code;
	UINT8               mask;
	UINT8               value;
	UINT8               alpha;
	hng64trans_t        drawformat;
};

#define HNG64_MASTER_CLOCK 50000000


/////////////////
/// 3d Engine ///
/////////////////

struct polyVert
{
	float worldCoords[4];   // World space coordinates (X Y Z 1.0)

	float texCoords[4];     // Texture coordinates (U V 0 1.0) -> OpenGL style...

	float normal[4];        // Normal (X Y Z 1.0)
	float clipCoords[4];    // Homogeneous screen space coordinates (X Y Z W)

	float light[3];         // The intensity of the illumination at this point
};

struct polygon
{
	int n;                      // Number of sides
	polyVert vert[10];          // Vertices (maximum number per polygon is 10 -> 3+6)

	float faceNormal[4];        // Normal of the face overall - for calculating visibility and flat-shading...
	int visible;                // Polygon visibility in scene

	UINT8 texIndex;             // Which texture to draw from (0x00-0x0f)
	UINT8 texType;              // How to index into the texture
	UINT8 texPageSmall;         // Does this polygon use 'small' texture pages?
	UINT8 texPageHorizOffset;   // If it does use small texture pages, how far is this page horizontally offset?
	UINT8 texPageVertOffset;    // If it does use small texture pages, how far is this page vertically offset?

	UINT32 palOffset;           // The base offset where this object's palette starts.
	UINT32 palPageSize;         // The size of the palette page that is being pointed to.

	UINT32 debugColor;          // Will go away someday.  Used to explicitly color polygons for debugging.
};


/////////////////////////
/// polygon rendering ///
/////////////////////////

// Refer to the clipping planes as numbers
#define HNG64_LEFT   0
#define HNG64_RIGHT  1
#define HNG64_TOP    2
#define HNG64_BOTTOM 3
#define HNG64_NEAR   4
#define HNG64_FAR    5


////////////////////////////////////
/// Polygon rasterizer interface ///
////////////////////////////////////

const int HNG64_MAX_POLYGONS = 10000;

typedef frustum_clip_vertex<float, 5> hng64_clip_vertex;

struct hng64_poly_data
{
	UINT8 texType;
	UINT8 texIndex;
	UINT8 texPageSmall;
	UINT8 texPageHorizOffset;
	UINT8 texPageVertOffset;
	int palOffset;
	int palPageSize;
	int debugColor;
};

class hng64_state;

class hng64_poly_renderer : public poly_manager<float, hng64_poly_data, 7, HNG64_MAX_POLYGONS>
{
public:
	hng64_poly_renderer(hng64_state& state);

	void drawShaded(polygon *p);
	void render_scanline(INT32 scanline, const extent_t& extent, const hng64_poly_data& renderData, int threadid);

	hng64_state& state() { return m_state; }
	bitmap_rgb32& colorBuffer3d() { return m_colorBuffer3d; }
	float* depthBuffer3d() { return m_depthBuffer3d.get(); }

private:
	hng64_state& m_state;

	// (Temporarily class members - someday they will live in the memory map)
	bitmap_rgb32 m_colorBuffer3d;
	std::unique_ptr<float[]> m_depthBuffer3d;
};


class hng64_state : public driver_device
{
public:
	hng64_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		m_maincpu(*this, "maincpu"),
		m_audiocpu(*this, "audiocpu"),
		m_dsp(*this, "l7a1045"),
		m_comm(*this, "network"),
		m_rtc(*this, "rtc"),
		m_mainram(*this, "mainram"),
		m_cart(*this, "cart"),
		m_sysregs(*this, "sysregs"),
		m_dualport(*this, "dualport"),
		m_rombase(*this, "rombase"),
		m_spriteram(*this, "spriteram"),
		m_spriteregs(*this, "spriteregs"),
		m_videoram(*this, "videoram"),
		m_videoregs(*this, "videoregs"),
		m_tcram(*this, "tcram"),
		m_3dregs(*this, "3dregs"),
		m_3d_1(*this, "3d_1"),
		m_3d_2(*this, "3d_2"),
		m_com_ram(*this, "com_ram"),
		m_gfxdecode(*this, "gfxdecode"),
		m_screen(*this, "screen"),
		m_palette(*this, "palette") { }

	required_device<mips3_device> m_maincpu;
	required_device<v53a_device> m_audiocpu;
	required_device<l7a1045_sound_device> m_dsp;
	required_device<cpu_device> m_comm;
	required_device<msm6242_device> m_rtc;

	required_shared_ptr<UINT32> m_mainram;
	required_shared_ptr<UINT32> m_cart;
	required_shared_ptr<UINT32> m_sysregs;
	required_shared_ptr<UINT32> m_dualport;
	required_shared_ptr<UINT32> m_rombase;
	required_shared_ptr<UINT32> m_spriteram;
	required_shared_ptr<UINT32> m_spriteregs;
	required_shared_ptr<UINT32> m_videoram;
	required_shared_ptr<UINT32> m_videoregs;
	required_shared_ptr<UINT32> m_tcram;

	std::unique_ptr<UINT16[]> m_dl;
	required_shared_ptr<UINT32> m_3dregs;
	required_shared_ptr<UINT32> m_3d_1;
	required_shared_ptr<UINT32> m_3d_2;

	required_shared_ptr<UINT32> m_com_ram;
	//required_shared_ptr<UINT8> m_com_mmu_mem;

	required_device<gfxdecode_device> m_gfxdecode;
	required_device<screen_device> m_screen;
	required_device<palette_device> m_palette;

	int m_mcu_type;

	std::unique_ptr<UINT16[]> m_soundram;
	std::unique_ptr<UINT16[]> m_soundram2;

	/* Communications stuff */
	std::unique_ptr<UINT8[]> m_com_op_base;
	std::unique_ptr<UINT8[]> m_com_virtual_mem;
	UINT8 m_com_shared[8];

	INT32 m_dma_start;
	INT32 m_dma_dst;
	INT32 m_dma_len;

	UINT32 m_mcu_fake_time;
	UINT16 m_mcu_en;

	UINT32 m_activeDisplayList;
	UINT32 m_no_machine_error_code;

	UINT32 m_unk_vreg_toggle;
	UINT32 m_p1_trig;

	//UINT32 *q2;

	UINT8 m_screen_dis;

	struct hng64_tilemap {
		tilemap_t *m_tilemap_8x8;
		tilemap_t *m_tilemap_16x16;
		tilemap_t *m_tilemap_16x16_alt;
	};

	hng64_tilemap m_tilemap[4];

	UINT8 m_additive_tilemap_debug;

	UINT32 m_old_animmask;
	UINT32 m_old_animbits;
	UINT16 m_old_tileflags[4];

	// 3d State
	int m_paletteState3d;
	float m_projectionMatrix[16];
	float m_modelViewMatrix[16];
	float m_cameraMatrix[16];

	float m_lightStrength;
	float m_lightVector[3];

	DECLARE_READ32_MEMBER(hng64_com_r);
	DECLARE_WRITE32_MEMBER(hng64_com_w);
	DECLARE_WRITE8_MEMBER(hng64_com_share_w);
	DECLARE_READ8_MEMBER(hng64_com_share_r);
	DECLARE_WRITE8_MEMBER(hng64_com_share_mips_w);
	DECLARE_READ8_MEMBER(hng64_com_share_mips_r);
	DECLARE_READ32_MEMBER(hng64_sysregs_r);
	DECLARE_WRITE32_MEMBER(hng64_sysregs_w);
	DECLARE_READ32_MEMBER(fight_io_r);
	DECLARE_READ32_MEMBER(samsho_io_r);
	DECLARE_READ32_MEMBER(shoot_io_r);
	DECLARE_READ32_MEMBER(racing_io_r);
	DECLARE_READ32_MEMBER(hng64_dualport_r);
	DECLARE_WRITE32_MEMBER(hng64_dualport_w);
	DECLARE_READ32_MEMBER(hng64_3d_1_r);
	DECLARE_READ32_MEMBER(hng64_3d_2_r);
	DECLARE_WRITE32_MEMBER(hng64_3d_1_w);
	DECLARE_WRITE32_MEMBER(hng64_3d_2_w);
	DECLARE_WRITE16_MEMBER(dl_w);
	//DECLARE_READ32_MEMBER(dl_r);
	DECLARE_WRITE32_MEMBER(dl_control_w);
	DECLARE_WRITE32_MEMBER(dl_upload_w);
	DECLARE_WRITE32_MEMBER(tcram_w);
	DECLARE_READ32_MEMBER(tcram_r);
	DECLARE_READ32_MEMBER(unk_vreg_r);
	DECLARE_WRITE32_MEMBER(hng64_soundram_w);
	DECLARE_READ32_MEMBER(hng64_soundram_r);
	DECLARE_WRITE32_MEMBER(hng64_vregs_w);

	// not actually used, but left in code so you can turn it and see the (possibly undesired?) behavior, see notes in memory map
	DECLARE_WRITE32_MEMBER(hng64_soundram2_w);
	DECLARE_READ32_MEMBER(hng64_soundram2_r);

	DECLARE_WRITE32_MEMBER(hng64_soundcpu_enable_w);

	DECLARE_WRITE32_MEMBER(hng64_sprite_clear_even_w);
	DECLARE_WRITE32_MEMBER(hng64_sprite_clear_odd_w);
	DECLARE_WRITE32_MEMBER(hng64_videoram_w);
	DECLARE_READ8_MEMBER(hng64_comm_space_r);
	DECLARE_WRITE8_MEMBER(hng64_comm_space_w);
	DECLARE_READ8_MEMBER(hng64_comm_mmu_r);
	DECLARE_WRITE8_MEMBER(hng64_comm_mmu_w);
	DECLARE_DRIVER_INIT(hng64_race);
	DECLARE_DRIVER_INIT(fatfurwa);
	DECLARE_DRIVER_INIT(buriki);
	DECLARE_DRIVER_INIT(hng64);
	DECLARE_DRIVER_INIT(hng64_shoot);
	DECLARE_DRIVER_INIT(ss64);
	DECLARE_DRIVER_INIT(hng64_fght);
	DECLARE_DRIVER_INIT(hng64_reorder_gfx);

	void set_irq(UINT32 irq_vector);
	UINT32 m_irq_pending;
	UINT8 *m_comm_rom;
	std::unique_ptr<UINT8[]> m_comm_ram;
	UINT8 m_mmu_regs[8];
	UINT32 m_mmua[6];
	UINT16 m_mmub[6];
	UINT8 read_comm_data(UINT32 offset);
	void write_comm_data(UINT32 offset,UINT8 data);
	int m_irq_level;
	TILE_GET_INFO_MEMBER(get_hng64_tile0_8x8_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile0_16x16_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile1_8x8_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile1_16x16_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile2_8x8_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile2_16x16_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile3_8x8_info);
	TILE_GET_INFO_MEMBER(get_hng64_tile3_16x16_info);
	virtual void machine_start() override;
	virtual void machine_reset() override;
	virtual void video_start() override;
	UINT32 screen_update_hng64(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
	void screen_eof_hng64(screen_device &screen, bool state);
	TIMER_DEVICE_CALLBACK_MEMBER(hng64_irq);
	void do_dma(address_space &space);

	void hng64_mark_all_tiles_dirty(int tilemap);
	void hng64_mark_tile_dirty(int tilemap, int tile_index);
	void hng64_drawtilemap(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect, int tm);

	void hng64_tilemap_draw_roz_core(screen_device &screen, tilemap_t *tmap, const blit_parameters *blit,
		UINT32 startx, UINT32 starty, int incxx, int incxy, int incyx, int incyy, int wraparound);

	void hng64_tilemap_draw_roz(screen_device &screen, bitmap_rgb32 &dest, const rectangle &cliprect, tilemap_t *tmap,
		UINT32 startx, UINT32 starty, int incxx, int incxy, int incyx, int incyy,
		int wraparound, UINT32 flags, UINT8 priority, hng64trans_t drawformat);

	void hng64_tilemap_draw_roz_primask(screen_device &screen, bitmap_rgb32 &dest, const rectangle &cliprect, tilemap_t *tmap,
		UINT32 startx, UINT32 starty, int incxx, int incxy, int incyx, int incyy,
		int wraparound, UINT32 flags, UINT8 priority, UINT8 priority_mask, hng64trans_t drawformat);



	DECLARE_CUSTOM_INPUT_MEMBER(left_handle_r);
	DECLARE_CUSTOM_INPUT_MEMBER(right_handle_r);
	DECLARE_CUSTOM_INPUT_MEMBER(acc_down_r);
	DECLARE_CUSTOM_INPUT_MEMBER(brake_down_r);

	std::unique_ptr<hng64_poly_renderer> m_poly_renderer;

	TIMER_CALLBACK_MEMBER(hng64_3dfifo_processed);

	UINT8 *m_texturerom;
	UINT16* m_vertsrom;
	int m_vertsrom_size;
	std::vector<polygon> m_polys;  // HNG64_MAX_POLYGONS

	void clear3d();
	void hng64_command3d(const UINT16* packet);
	void draw_sprites(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
	void transition_control(bitmap_rgb32 &bitmap, const rectangle &cliprect);
	void setCameraTransformation(const UINT16* packet);
	void setLighting(const UINT16* packet);
	void set3dFlags(const UINT16* packet);
	void setCameraProjectionMatrix(const UINT16* packet);
	void recoverPolygonBlock(const UINT16* packet, int& numPolys);
	void printPacket(const UINT16* packet, int hex);
	float uToF(UINT16 input);
	void matmul4(float *product, const float *a, const float *b);
	void vecmatmul4(float *product, const float *a, const float *b);
	float vecDotProduct(const float *a, const float *b);
	void setIdentity(float *matrix);
	void normalize(float* x);

	void reset_sound();
	void reset_net();

	DECLARE_WRITE_LINE_MEMBER(dma_hreq_cb);
	DECLARE_READ8_MEMBER(dma_memr_cb);
	DECLARE_WRITE8_MEMBER(dma_iow3_cb);
	DECLARE_WRITE_LINE_MEMBER(tcu_tm0_cb);
	DECLARE_WRITE_LINE_MEMBER(tcu_tm1_cb);
	DECLARE_WRITE_LINE_MEMBER(tcu_tm2_cb);



	DECLARE_READ16_MEMBER(hng64_sound_port_0008_r);
	DECLARE_WRITE16_MEMBER(hng64_sound_port_0008_w);

	DECLARE_WRITE16_MEMBER(hng64_sound_port_000a_w);
	DECLARE_WRITE16_MEMBER(hng64_sound_port_000c_w);

	DECLARE_WRITE16_MEMBER(hng64_sound_port_0080_w);

	DECLARE_WRITE16_MEMBER(hng64_sound_bank_w);
	DECLARE_READ16_MEMBER(main_sound_comms_r);
	DECLARE_WRITE16_MEMBER(main_sound_comms_w);
	DECLARE_READ16_MEMBER(sound_comms_r);
	DECLARE_WRITE16_MEMBER(sound_comms_w);
	UINT16 main_latch[2];
	UINT16 sound_latch[2];
};