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Diffstat (limited to 'src/devices/video/vic4567.cpp')
-rw-r--r--src/devices/video/vic4567.cpp339
1 files changed, 154 insertions, 185 deletions
diff --git a/src/devices/video/vic4567.cpp b/src/devices/video/vic4567.cpp
index c493e3d3a05..6b8cae5f04f 100644
--- a/src/devices/video/vic4567.cpp
+++ b/src/devices/video/vic4567.cpp
@@ -20,6 +20,8 @@
#include "screen.h"
+#include <algorithm>
+
/*****************************************************************************
CONSTANTS
@@ -424,105 +426,93 @@ TIMER_CALLBACK_MEMBER( vic3_device::timer_timeout )
void vic3_device::draw_character( int ybegin, int yend, int ch, int yoff, int xoff, uint16_t *color, int start_x, int end_x )
{
- int code;
-
for (int y = ybegin; y <= yend; y++)
{
- code = m_dma_read_cb(m_chargenaddr + ch * 8 + y);
+ int code = m_dma_read_cb(m_chargenaddr + ch * 8 + y);
m_screenptr[y + yoff][xoff >> 3] = code;
- if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 0) = color[code >> 7];
- if ((xoff + 1 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 1) = color[(code >> 6) & 1];
- if ((xoff + 2 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 2) = color[(code >> 5) & 1];
- if ((xoff + 3 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 3) = color[(code >> 4) & 1];
- if ((xoff + 4 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 4) = color[(code >> 3) & 1];
- if ((xoff + 5 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 5) = color[(code >> 2) & 1];
- if ((xoff + 6 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 6) = color[(code >> 1) & 1];
- if ((xoff + 7 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 7) = color[code & 1];
+ if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 0) = color[code >> 7];
+ if ((xoff + 1 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 1) = color[(code >> 6) & 1];
+ if ((xoff + 2 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 2) = color[(code >> 5) & 1];
+ if ((xoff + 3 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 3) = color[(code >> 4) & 1];
+ if ((xoff + 4 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 4) = color[(code >> 3) & 1];
+ if ((xoff + 5 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 5) = color[(code >> 2) & 1];
+ if ((xoff + 6 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 6) = color[(code >> 1) & 1];
+ if ((xoff + 7 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 7) = color[code & 1];
}
}
void vic3_device::draw_character_multi( int ybegin, int yend, int ch, int yoff, int xoff, int start_x, int end_x )
{
- int code;
-
for (int y = ybegin; y <= yend; y++)
{
- code = m_dma_read_cb(m_chargenaddr + ch * 8 + y);
+ int code = m_dma_read_cb(m_chargenaddr + ch * 8 + y);
m_screenptr[y + yoff][xoff >> 3] = m_foreground[code];
- if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 0) = m_multi[code >> 6];
- if ((xoff + 1 > start_x) && (xoff + 1 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 1) = m_multi[code >> 6];
- if ((xoff + 2 > start_x) && (xoff + 2 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 2) = m_multi[(code >> 4) & 3];
- if ((xoff + 3 > start_x) && (xoff + 3 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 3) = m_multi[(code >> 4) & 3];
- if ((xoff + 4 > start_x) && (xoff + 4 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 4) = m_multi[(code >> 2) & 3];
- if ((xoff + 5 > start_x) && (xoff + 5 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 5) = m_multi[(code >> 2) & 3];
- if ((xoff + 6 > start_x) && (xoff + 6 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 6) = m_multi[code & 3];
- if ((xoff + 7 > start_x) && (xoff + 7 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 7) = m_multi[code & 3];
+ if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 0) = m_multi[code >> 6];
+ if ((xoff + 1 > start_x) && (xoff + 1 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 1) = m_multi[code >> 6];
+ if ((xoff + 2 > start_x) && (xoff + 2 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 2) = m_multi[(code >> 4) & 3];
+ if ((xoff + 3 > start_x) && (xoff + 3 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 3) = m_multi[(code >> 4) & 3];
+ if ((xoff + 4 > start_x) && (xoff + 4 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 4) = m_multi[(code >> 2) & 3];
+ if ((xoff + 5 > start_x) && (xoff + 5 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 5) = m_multi[(code >> 2) & 3];
+ if ((xoff + 6 > start_x) && (xoff + 6 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 6) = m_multi[code & 3];
+ if ((xoff + 7 > start_x) && (xoff + 7 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 7) = m_multi[code & 3];
}
}
void vic3_device::draw_bitmap( int ybegin, int yend, int ch, int yoff, int xoff, int start_x, int end_x )
{
- int code;
-
for (int y = ybegin; y <= yend; y++)
{
- code = m_dma_read_cb((m_chargenaddr & 0x2000) + ch * 8 + y);
+ int code = m_dma_read_cb((m_chargenaddr & 0x2000) + ch * 8 + y);
m_screenptr[y + yoff][xoff >> 3] = code;
- if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 0) = m_c64_bitmap[code >> 7];
- if ((xoff + 1 > start_x) && (xoff + 1 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 1) = m_c64_bitmap[(code >> 6) & 1];
- if ((xoff + 2 > start_x) && (xoff + 2 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 2) = m_c64_bitmap[(code >> 5) & 1];
- if ((xoff + 3 > start_x) && (xoff + 3 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 3) = m_c64_bitmap[(code >> 4) & 1];
- if ((xoff + 4 > start_x) && (xoff + 4 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 4) = m_c64_bitmap[(code >> 3) & 1];
- if ((xoff + 5 > start_x) && (xoff + 5 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 5) = m_c64_bitmap[(code >> 2) & 1];
- if ((xoff + 6 > start_x) && (xoff + 6 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 6) = m_c64_bitmap[(code >> 1) & 1];
- if ((xoff + 7 > start_x) && (xoff + 7 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 7) = m_c64_bitmap[code & 1];
+ if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 0) = m_c64_bitmap[code >> 7];
+ if ((xoff + 1 > start_x) && (xoff + 1 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 1) = m_c64_bitmap[(code >> 6) & 1];
+ if ((xoff + 2 > start_x) && (xoff + 2 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 2) = m_c64_bitmap[(code >> 5) & 1];
+ if ((xoff + 3 > start_x) && (xoff + 3 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 3) = m_c64_bitmap[(code >> 4) & 1];
+ if ((xoff + 4 > start_x) && (xoff + 4 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 4) = m_c64_bitmap[(code >> 3) & 1];
+ if ((xoff + 5 > start_x) && (xoff + 5 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 5) = m_c64_bitmap[(code >> 2) & 1];
+ if ((xoff + 6 > start_x) && (xoff + 6 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 6) = m_c64_bitmap[(code >> 1) & 1];
+ if ((xoff + 7 > start_x) && (xoff + 7 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 7) = m_c64_bitmap[code & 1];
}
}
void vic3_device::draw_bitmap_multi( int ybegin, int yend, int ch, int yoff, int xoff, int start_x, int end_x )
{
- int code;
-
for (int y = ybegin; y <= yend; y++)
{
- code = m_dma_read_cb((m_chargenaddr & 0x2000) + ch * 8 + y);
+ int code = m_dma_read_cb((m_chargenaddr & 0x2000) + ch * 8 + y);
m_screenptr[y + yoff][xoff >> 3] = m_foreground[code];
- if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 0) = m_bitmapmulti[code >> 6];
- if ((xoff + 1 > start_x) && (xoff + 1 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 1) = m_bitmapmulti[code >> 6];
- if ((xoff + 2 > start_x) && (xoff + 2 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 2) = m_bitmapmulti[(code >> 4) & 3];
- if ((xoff + 3 > start_x) && (xoff + 3 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 3) = m_bitmapmulti[(code >> 4) & 3];
- if ((xoff + 4 > start_x) && (xoff + 4 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 4) = m_bitmapmulti[(code >> 2) & 3];
- if ((xoff + 5 > start_x) && (xoff + 5 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 5) = m_bitmapmulti[(code >> 2) & 3];
- if ((xoff + 6 > start_x) && (xoff + 6 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 6) = m_bitmapmulti[code & 3];
- if ((xoff + 7 > start_x) && (xoff + 7 < end_x)) m_bitmap->pix16(y + yoff + FIRSTLINE, xoff + 7) = m_bitmapmulti[code & 3];
+ if ((xoff + 0 > start_x) && (xoff + 0 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 0) = m_bitmapmulti[code >> 6];
+ if ((xoff + 1 > start_x) && (xoff + 1 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 1) = m_bitmapmulti[code >> 6];
+ if ((xoff + 2 > start_x) && (xoff + 2 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 2) = m_bitmapmulti[(code >> 4) & 3];
+ if ((xoff + 3 > start_x) && (xoff + 3 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 3) = m_bitmapmulti[(code >> 4) & 3];
+ if ((xoff + 4 > start_x) && (xoff + 4 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 4) = m_bitmapmulti[(code >> 2) & 3];
+ if ((xoff + 5 > start_x) && (xoff + 5 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 5) = m_bitmapmulti[(code >> 2) & 3];
+ if ((xoff + 6 > start_x) && (xoff + 6 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 6) = m_bitmapmulti[code & 3];
+ if ((xoff + 7 > start_x) && (xoff + 7 < end_x)) m_bitmap->pix(y + yoff + FIRSTLINE, xoff + 7) = m_bitmapmulti[code & 3];
}
}
void vic3_device::draw_sprite_code( int y, int xbegin, int code, int color, int start_x, int end_x )
{
- int mask, x;
-
if ((y < YPOS) || (y >= (VIC2_STARTVISIBLELINES + VIC2_VISIBLELINES)) || (xbegin <= 1) || (xbegin >= (VIC2_STARTVISIBLECOLUMNS + VIC2_VISIBLECOLUMNS)))
return;
- for (x = 0, mask = 0x80; x < 8; x++, mask >>= 1)
+ for (int x = 0, mask = 0x80; x < 8; x++, mask >>= 1)
{
if (code & mask)
{
if ((xbegin + x > start_x) && (xbegin + x < end_x))
- m_bitmap->pix16(y + FIRSTLINE, xbegin + x) = color;
+ m_bitmap->pix(y + FIRSTLINE, xbegin + x) = color;
}
}
}
void vic3_device::draw_sprite_code_multi( int y, int xbegin, int code, int prior, int start_x, int end_x )
{
- int x, mask, shift;
-
if ((y < YPOS) || (y >= (VIC2_STARTVISIBLELINES + VIC2_VISIBLELINES)) || (xbegin <= 1) || (xbegin >= (VIC2_STARTVISIBLECOLUMNS + VIC2_VISIBLECOLUMNS)))
return;
- for (x = 0, mask = 0xc0, shift = 6; x < 8; x += 2, mask >>= 2, shift -= 2)
+ for (int x = 0, mask = 0xc0, shift = 6; x < 8; x += 2, mask >>= 2, shift -= 2)
{
if (code & mask)
{
@@ -530,17 +520,17 @@ void vic3_device::draw_sprite_code_multi( int y, int xbegin, int code, int prior
{
case 1:
if ((xbegin + x + 1 > start_x) && (xbegin + x + 1 < end_x))
- m_bitmap->pix16(y + FIRSTLINE, xbegin + x + 1) = m_spritemulti[(code >> shift) & 3];
+ m_bitmap->pix(y + FIRSTLINE, xbegin + x + 1) = m_spritemulti[(code >> shift) & 3];
break;
case 2:
if ((xbegin + x > start_x) && (xbegin + x < end_x))
- m_bitmap->pix16(y + FIRSTLINE, xbegin + x) = m_spritemulti[(code >> shift) & 3];
+ m_bitmap->pix(y + FIRSTLINE, xbegin + x) = m_spritemulti[(code >> shift) & 3];
break;
case 3:
if ((xbegin + x > start_x) && (xbegin + x < end_x))
- m_bitmap->pix16(y + FIRSTLINE, xbegin + x) = m_spritemulti[(code >> shift) & 3];
+ m_bitmap->pix(y + FIRSTLINE, xbegin + x) = m_spritemulti[(code >> shift) & 3];
if ((xbegin + x + 1> start_x) && (xbegin + x + 1< end_x))
- m_bitmap->pix16(y + FIRSTLINE, xbegin + x + 1) = m_spritemulti[(code >> shift) & 3];
+ m_bitmap->pix(y + FIRSTLINE, xbegin + x + 1) = m_spritemulti[(code >> shift) & 3];
break;
}
}
@@ -549,8 +539,6 @@ void vic3_device::draw_sprite_code_multi( int y, int xbegin, int code, int prior
void vic3_device::sprite_collision( int nr, int y, int x, int mask )
{
- int value, xdiff;
-
for (int i = 7; i > nr; i--)
{
if (!SPRITEON(i) || !m_sprites[i].paintedline[y] || (SPRITE_COLLISION(i) && SPRITE_COLLISION(nr)))
@@ -559,8 +547,9 @@ void vic3_device::sprite_collision( int nr, int y, int x, int mask )
if ((x + 7 < SPRITE_X_POS(i)) || (x >= SPRITE_X_POS(i) + SPRITE_X_SIZE(i)))
continue;
- xdiff = x - SPRITE_X_POS(i);
+ int xdiff = x - SPRITE_X_POS(i);
+ int value;
if ((x & 7) == (SPRITE_X_POS(i) & 7))
value = m_sprites[i].bitmap[y][xdiff >> 3];
else if (xdiff < 0)
@@ -785,17 +774,6 @@ void vic3_device::draw_sprite_multi( int nr, int yoff, int ybegin, int yend, int
}
}
-#ifndef memset16
-static void *memset16(void *dest, int value, size_t size)
-{
- int i;
-
- for (i = 0; i < size; i++)
- ((short *) dest)[i] = value;
- return dest;
-}
-#endif
-
void vic3_device::drawlines( int first, int last, int start_x, int end_x )
{
int line, vline, end;
@@ -825,7 +803,7 @@ void vic3_device::drawlines( int first, int last, int start_x, int end_x )
{
for (line = first; (line < last) && (line < m_bitmap->height()); line++)
{
- memset16(&m_bitmap->pix16(line + FIRSTLINE), 0, m_bitmap->width());
+ std::fill_n(&m_bitmap->pix(line + FIRSTLINE), m_bitmap->width(), 0);
}
return;
}
@@ -841,7 +819,7 @@ void vic3_device::drawlines( int first, int last, int start_x, int end_x )
for (line = first; line < end; line++)
{
- memset16(&m_bitmap->pix16(line + FIRSTLINE), FRAMECOLOR, m_bitmap->width());
+ std::fill_n(&m_bitmap->pix(line + FIRSTLINE), m_bitmap->width(), FRAMECOLOR);
}
if (LINES25)
@@ -1013,20 +991,14 @@ void vic3_device::drawlines( int first, int last, int start_x, int end_x )
for (; line < end; line++)
{
- memset16(&m_bitmap->pix16(line + FIRSTLINE), FRAMECOLOR, m_bitmap->width());
+ std::fill_n(&m_bitmap->pix(line + FIRSTLINE), m_bitmap->width(), FRAMECOLOR);
}
}
void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
{
- int line, vline, end;
- int attr, ch, ecm;
- int syend;
- int offs, yoff, xoff, ybegin, yend, xbegin, xend;
- int i;
-
if (VIC3_BITPLANES)
- return ;
+ return;
/* temporary allowing vic3 displaying 80 columns */
if (m_reg[0x31] & 0x80)
@@ -1040,8 +1012,8 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
/* top part of display not rastered */
first -= VIC2_YPOS - YPOS;
- xbegin = VIC2_STARTVISIBLECOLUMNS;
- xend = xbegin + VIC2_VISIBLECOLUMNS;
+ int xbegin = VIC2_STARTVISIBLECOLUMNS;
+ int xend = xbegin + VIC2_VISIBLECOLUMNS;
if (!SCREENON)
{
xbegin = VIC2_STARTVISIBLECOLUMNS;
@@ -1068,12 +1040,13 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
xend = xbegin + 304;
}
+ int end;
if (first + 1 < m_y_begin)
end = first + 1;
else
end = m_y_begin + YPOS;
- line = first;
+ int line = first;
// top border
if (line < end)
{
@@ -1088,7 +1061,7 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
line = end;
}
- vline = line - YPOS + 3 - VERTICALPOS;
+ int vline = line - YPOS + 3 - VERTICALPOS;
if (first + 1 < m_y_end + YPOS)
end = first + 1;
@@ -1097,23 +1070,23 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
if (line < end)
{
- offs = (vline >> 3) * 40;
- ybegin = vline & 7;
- yoff = line - ybegin;
- yend = (yoff + 7 < end) ? 7 : (end - yoff - 1);
+ int offs = (vline >> 3) * 40;
+ int ybegin = vline & 7;
+ int yoff = line - ybegin;
+ int yend = (yoff + 7 < end) ? 7 : (end - yoff - 1);
/* rendering 39 characters */
/* left and right borders are overwritten later */
m_shift[line] = HORIZONTALPOS;
- for (xoff = m_x_begin + XPOS; xoff < m_x_end + XPOS; xoff += 8, offs++)
+ for (int xoff = m_x_begin + XPOS; xoff < m_x_end + XPOS; xoff += 8, offs++)
{
- ch = m_dma_read_cb(m_videoaddr + offs);
+ int ch = m_dma_read_cb(m_videoaddr + offs);
#if 0
- attr = m_dma_read_color_cb(m_videoaddr + offs);
+ int attr = m_dma_read_color_cb(m_videoaddr + offs);
#else
/* temporary until vic3 finished */
- attr = m_dma_read_color_cb((m_videoaddr + offs)&0x3ff)&0x0f;
+ int attr = m_dma_read_color_cb((m_videoaddr + offs)&0x3ff)&0x0f;
#endif
if (HIRESON)
{
@@ -1131,7 +1104,7 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
}
else if (ECMON)
{
- ecm = ch >> 6;
+ int ecm = ch >> 6;
m_ecmcolor[0] = m_colors[ecm];
m_ecmcolor[1] = attr;
draw_character(ybegin, yend, ch & ~0xC0, yoff, xoff, m_ecmcolor, start_x, end_x);
@@ -1149,7 +1122,7 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
}
/* sprite priority, sprite overwrites lowerprior pixels */
- for (i = 7; i >= 0; i--)
+ for (int i = 7; i >= 0; i--)
{
if (SPRITEON (i) &&
(yoff + ybegin >= SPRITE_Y_POS (i)) &&
@@ -1158,7 +1131,7 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
{
int wrapped = - SPRITE_Y_POS (i) + 6;
- syend = yend;
+ int syend = yend;
if (SPRITE_Y_EXPAND (i))
{
@@ -1187,7 +1160,7 @@ void vic3_device::vic2_drawlines( int first, int last, int start_x, int end_x )
{
int wrapped = yoff + ybegin - SPRITE_Y_POS (i);
- syend = yend;
+ int syend = yend;
if (SPRITE_Y_EXPAND (i))
{
@@ -1659,77 +1632,76 @@ uint8_t vic3_device::port_r(offs_t offset)
}
-#define VIC3_MASK(M) \
- if (M) \
- { \
- if (M & 0x01) \
- colors[0] = m_c64_mem_r_cb(VIC3_ADDR(0) + offset); \
- if (M & 0x02) \
- colors[1] = m_c64_mem_r_cb(VIC3_ADDR(1) + offset) << 1; \
- if (M & 0x04) \
- colors[2] = m_c64_mem_r_cb(VIC3_ADDR(2) + offset) << 2; \
- if (M & 0x08) \
- colors[3] = m_c64_mem_r_cb(VIC3_ADDR(3) + offset) << 3; \
- if (M & 0x10) \
- colors[4] = m_c64_mem_r_cb(VIC3_ADDR(4) + offset) << 4; \
- if (M & 0x20) \
- colors[5] = m_c64_mem_r_cb(VIC3_ADDR(5) + offset) << 5; \
- if (M & 0x40) \
- colors[6] = m_c64_mem_r_cb(VIC3_ADDR(6) + offset) << 6; \
- if (M & 0x80) \
- colors[7] = m_c64_mem_r_cb(VIC3_ADDR(7) + offset) << 7; \
- for (i = 7; i >= 0; i--) \
- { \
- p = 0; \
- if (M & 0x01) \
- { \
- p = colors[0] & 0x01; \
- colors[0] >>= 1; \
- } \
- if (M & 0x02) \
- { \
- p |= colors[1] & 0x02; \
- colors[1] >>= 1; \
- } \
- if (M & 0x04) \
- { \
- p |= colors[2] & 0x04; \
- colors[2] >>= 1; \
- } \
- if (M & 0x08) \
- { \
- p |= colors[3] & 0x08; \
- colors[3] >>= 1; \
- } \
- if (M & 0x10) \
- { \
- p |= colors[4] & 0x10; \
- colors[4] >>= 1; \
- } \
- if (M & 0x20) \
- { \
- p |= colors[5] & 0x20; \
- colors[5] >>= 1; \
- } \
- if (M & 0x40) \
- { \
- p |= colors[6] & 0x40; \
- colors[6] >>= 1; \
- } \
- if (M & 0x80) \
- { \
- p |= colors[7] & 0x80; \
- colors[7] >>= 1; \
- } \
- m_bitmap->pix16(YPOS + y, XPOS + x + i) = p; \
- } \
+#define VIC3_MASK(M) \
+ if (M) \
+ { \
+ if (M & 0x01) \
+ colors[0] = m_c64_mem_r_cb(VIC3_ADDR(0) + offset); \
+ if (M & 0x02) \
+ colors[1] = m_c64_mem_r_cb(VIC3_ADDR(1) + offset) << 1; \
+ if (M & 0x04) \
+ colors[2] = m_c64_mem_r_cb(VIC3_ADDR(2) + offset) << 2; \
+ if (M & 0x08) \
+ colors[3] = m_c64_mem_r_cb(VIC3_ADDR(3) + offset) << 3; \
+ if (M & 0x10) \
+ colors[4] = m_c64_mem_r_cb(VIC3_ADDR(4) + offset) << 4; \
+ if (M & 0x20) \
+ colors[5] = m_c64_mem_r_cb(VIC3_ADDR(5) + offset) << 5; \
+ if (M & 0x40) \
+ colors[6] = m_c64_mem_r_cb(VIC3_ADDR(6) + offset) << 6; \
+ if (M & 0x80) \
+ colors[7] = m_c64_mem_r_cb(VIC3_ADDR(7) + offset) << 7; \
+ for (int i = 7; i >= 0; i--) \
+ { \
+ int p = 0; \
+ if (M & 0x01) \
+ { \
+ p = colors[0] & 0x01; \
+ colors[0] >>= 1; \
+ } \
+ if (M & 0x02) \
+ { \
+ p |= colors[1] & 0x02; \
+ colors[1] >>= 1; \
+ } \
+ if (M & 0x04) \
+ { \
+ p |= colors[2] & 0x04; \
+ colors[2] >>= 1; \
+ } \
+ if (M & 0x08) \
+ { \
+ p |= colors[3] & 0x08; \
+ colors[3] >>= 1; \
+ } \
+ if (M & 0x10) \
+ { \
+ p |= colors[4] & 0x10; \
+ colors[4] >>= 1; \
+ } \
+ if (M & 0x20) \
+ { \
+ p |= colors[5] & 0x20; \
+ colors[5] >>= 1; \
+ } \
+ if (M & 0x40) \
+ { \
+ p |= colors[6] & 0x40; \
+ colors[6] >>= 1; \
+ } \
+ if (M & 0x80) \
+ { \
+ p |= colors[7] & 0x80; \
+ colors[7] >>= 1; \
+ } \
+ m_bitmap->pix(YPOS + y, XPOS + x + i) = p; \
+ } \
}
#define VIC3_ADDR(a) VIC3_BITPLANE_IADDR(a)
void vic3_device::interlace_draw_block( int x, int y, int offset )
{
int colors[8] = {0};
- int i, p;
switch (VIC3_BITPLANES_MASK)
{
@@ -1776,13 +1748,13 @@ void vic3_device::interlace_draw_block( int x, int y, int offset )
if (VIC3_BITPLANES_MASK & 0x80)
colors[7] = m_c64_mem_r_cb(VIC3_BITPLANE_IADDR(7) + offset) << 7;
- for (i = 7; i >= 0; i--)
+ for (int i = 7; i >= 0; i--)
{
- m_bitmap->pix16(YPOS + y, XPOS + x + i) =
- (colors[0] & 0x01) | (colors[1] & 0x02)
- | (colors[2] & 0x04) | (colors[3] & 0x08)
- | (colors[4] & 0x10) | (colors[5] & 0x20)
- | (colors[6] & 0x40) | (colors[7] & 0x80);
+ m_bitmap->pix(YPOS + y, XPOS + x + i) =
+ (colors[0] & 0x01) | (colors[1] & 0x02) |
+ (colors[2] & 0x04) | (colors[3] & 0x08) |
+ (colors[4] & 0x10) | (colors[5] & 0x20) |
+ (colors[6] & 0x40) | (colors[7] & 0x80);
colors[0] >>= 1;
colors[1] >>= 1;
colors[2] >>= 1;
@@ -1800,7 +1772,6 @@ void vic3_device::interlace_draw_block( int x, int y, int offset )
void vic3_device::draw_block( int x, int y, int offset )
{
int colors[8] = {0};
- int i, p;
switch (VIC3_BITPLANES_MASK)
{
@@ -1847,13 +1818,13 @@ void vic3_device::draw_block( int x, int y, int offset )
if (VIC3_BITPLANES_MASK & 0x80)
colors[7] = m_c64_mem_r_cb(VIC3_BITPLANE_ADDR(7) + offset) << 7;
- for (i = 7; i >= 0; i--)
+ for (int i = 7; i >= 0; i--)
{
- m_bitmap->pix16(YPOS + y, XPOS + x + i) =
- (colors[0] & 0x01) | (colors[1] & 0x02)
- | (colors[2] & 0x04) | (colors[3] & 0x08)
- | (colors[4] & 0x10) | (colors[5] & 0x20)
- | (colors[6] & 0x40) | (colors[7] & 0x80);
+ m_bitmap->pix(YPOS + y, XPOS + x + i) =
+ (colors[0] & 0x01) | (colors[1] & 0x02) |
+ (colors[2] & 0x04) | (colors[3] & 0x08) |
+ (colors[4] & 0x10) | (colors[5] & 0x20) |
+ (colors[6] & 0x40) | (colors[7] & 0x80);
colors[0] >>= 1;
colors[1] >>= 1;
colors[2] >>= 1;
@@ -1869,17 +1840,15 @@ void vic3_device::draw_block( int x, int y, int offset )
void vic3_device::draw_bitplanes()
{
- int x, y, y1s, offset;
- rectangle vis;
const rectangle &visarea = screen().visible_area();
if (VIC3_LINES == 400)
{ /* interlaced! */
- for (y1s = 0, offset = 0; y1s < 400; y1s += 16)
+ for (int y1s = 0, offset = 0; y1s < 400; y1s += 16)
{
- for (x = 0; x < VIC3_BITPLANES_WIDTH; x += 8)
+ for (int x = 0; x < VIC3_BITPLANES_WIDTH; x += 8)
{
- for (y = y1s; y < y1s + 16; y += 2, offset++)
+ for (int y = y1s; y < y1s + 16; y += 2, offset++)
{
if (m_interlace)
draw_block(x, y, offset);
@@ -1892,11 +1861,11 @@ void vic3_device::draw_bitplanes()
}
else
{
- for (y1s = 0, offset = 0; y1s < 200; y1s += 8)
+ for (int y1s = 0, offset = 0; y1s < 200; y1s += 8)
{
- for (x = 0; x < VIC3_BITPLANES_WIDTH; x += 8)
+ for (int x = 0; x < VIC3_BITPLANES_WIDTH; x += 8)
{
- for (y = y1s; y < y1s + 8; y++, offset++)
+ for (int y = y1s; y < y1s + 8; y++, offset++)
{
draw_block(x, y, offset);
}
@@ -1906,25 +1875,25 @@ void vic3_device::draw_bitplanes()
if (XPOS > 0)
{
- vis.set(0, XPOS - 1, 0, visarea.bottom());
+ rectangle vis(0, XPOS - 1, 0, visarea.bottom());
m_bitmap->fill(FRAMECOLOR, vis);
}
if (XPOS + VIC3_BITPLANES_WIDTH < visarea.right())
{
- vis.set(XPOS + VIC3_BITPLANES_WIDTH, visarea.right(), 0, visarea.bottom());
+ rectangle vis(XPOS + VIC3_BITPLANES_WIDTH, visarea.right(), 0, visarea.bottom());
m_bitmap->fill(FRAMECOLOR, vis);
}
if (YPOS > 0)
{
- vis.set(0, visarea.right(), 0, YPOS - 1);
+ rectangle vis(0, visarea.right(), 0, YPOS - 1);
m_bitmap->fill(FRAMECOLOR, vis);
}
if (YPOS + VIC3_LINES < visarea.bottom())
{
- vis.set(0, visarea.right(), YPOS + VIC3_LINES, visarea.bottom());
+ rectangle vis(0, visarea.right(), YPOS + VIC3_LINES, visarea.bottom());
m_bitmap->fill(FRAMECOLOR, vis);
}
}