event_cmdready = -1;
wrote_bytes = 0;
cmd_ready = true;
- // -> upd7220.cpp
+
+ first_load = true;
+ before_addr = 0xffffffff;
+ cache_val = 0;
// register events
register_frame_event(this);
register_vline_event(this);
pattern = (bit & 1) ? 0xffff : 0;
bit = (bit >> 1) | ((bit & 1) ? 0x80 : 0);
int mulx = zw + 1;
+ start_pset();
while(mulx--) {
- draw_pset(cx, cy);
+ if(!(draw_pset_diff(cx, cy))) break;
cx += vx1;
cy += vy1;
}
+ finish_pset();
}
dx += vx2;
dy += vy2;
dad = dx & 0x0f;
}
-void UPD7220::draw_pset(int x, int y)
-{
- uint16_t dot = pattern & 1;
- pattern = (pattern >> 1) | (dot << 15);
- uint32_t addr = y * width + (x >> 3);
- uint8_t bit;
- if(_UPD7220_MSB_FIRST) {
- bit = 0x80 >> (x & 7);
- } else {
- bit = 1 << (x & 7);
- }
- uint8_t cur = read_vram(addr);
-
- switch(mod) {
- case 0: // replace
- write_vram(addr, (cur & ~bit) | (dot ? bit : 0));
- break;
- case 1: // complement
- write_vram(addr, (cur & ~bit) | ((cur ^ (dot ? 0xff : 0)) & bit));
- break;
- case 2: // reset
- write_vram(addr, cur & (dot ? ~bit : 0xff));
- break;
- case 3: // set
- write_vram(addr, cur | (dot ? bit : 0));
- break;
- }
-}
void UPD7220::write_dma_io8(uint32_t addr, uint32_t data)
{
case 0: // set parameter
// this->out_debug_log(_T("\tPARAM = %2x\n"), data);
//if(cmd_ready) { // OK?
- if(cmdreg != -1) {
-
+ if(cmdreg != -1) {
cmd_fifo->write(data & 0xff);
check_cmd();
//if(cmdreg == -1) {
// cmd_fifo->clear(); // OK?
//}
- }
- //}
+ // }
+ }
break;
case 1: // process prev command if not finished
if(cmd_ready) {
process_cmd();
}
// set new command
- //cmdreg = (uint8_t)(data & 0xff);
- cmdreg = (int)(data & 0xff);
+ cmdreg = (int)data & 0xff;
// this->out_debug_log(_T("CMDREG = %2x\n"), cmdreg);
// params_count = 0;
check_cmd();
val |= hblank ? STAT_BLANK : 0;
}
val |= vsync ? STAT_VSYNC : 0;
- val |= (cmd_fifo->empty()) ? STAT_EMPTY : 0;
- //val |= STAT_EMPTY;
+ //val |= (cmd_fifo->empty()) ? STAT_EMPTY : 0;
+ val |= STAT_EMPTY;
val |= (cmd_fifo->full()) ? STAT_FULL : 0;
val |= (!(fo->empty())) ? STAT_DRDY : 0;
// clear busy stat
void UPD7220::cmd_reset()
{
+ finish_pset();
// init gdc params
sync[6] = 0x90;
sync[7] = 0x01;
void UPD7220::cmd_zoom()
{
wrote_bytes = 0;
- if(!(cmd_fifo->empty())) {
+ if(cmd_fifo->count() >= 1) {
wrote_bytes = 1;
uint8_t tmp = (uint8_t)(cmd_fifo->read() & 0xff);
zr = tmp >> 4;
void UPD7220::cmd_scroll()
{
wrote_bytes = 0;
- if(!(cmd_fifo->empty())) {
+ if(cmd_fifo->count() >= 1) {
ra[cmdreg & 0x0f] = (uint8_t)(cmd_fifo->read() & 0xff);
wrote_bytes = 1;
if(cmdreg < 0x7f) {
// draw
+void UPD7220::draw_hline_diff(int xstart, int y, int xend)
+{
+ int nshift = 0;
+ int lwidth;
+ int nwidth = width << 3;
+ uint16_t dot;
+ int begin = 0;
+ int end = 0;
+ int dir = ((xstart == xend) ? 0 : ((xstart < xend) ? 1 : -1));
+
+ // Out of range, dummy shift.
+ if((y >= height) || (y < 0) || ((xstart < 0) && (xend < 0)) || ((xstart >= nwidth) && (xend >= nwidth))) {
+ int bits = xstart - xend;
+ if(bits < 0) bits = -bits;
+ bits++;
+ shift_pattern(bits);
+ return;
+ }
+
+ // ToDo: WORD write
+ if(dir == 0) {
+ draw_pset_diff(xstart, y);
+ } else if(dir < 0) {
+ if(xstart >= nwidth) {
+ int rshift = ((xstart - nwidth) + 1) & 15;
+ shift_pattern(rshift);
+ xstart = nwidth - 1;
+ }
+ for(int x = xstart; x >= ((xend < 0) ? 0 : xend); x--) {
+ draw_pset_diff(x, y);
+ }
+ if(xend < 0) {
+ int lshift = (0 - xend) & 15;
+ shift_pattern(lshift);
+ }
+ } else { // dir > 0
+ if(xstart < 0) {
+ int rshift = ((0 - xstart)) & 15;
+ shift_pattern(rshift);
+ xstart = 0;
+ }
+ for(int x = xstart; x <= ((xend >= nwidth) ? (nwidth - 1) : xend); x++) {
+ draw_pset_diff(x, y);
+ }
+ if(xend >= nwidth) {
+ int lshift = ((xend - nwidth) + 1) & 15;
+ shift_pattern(lshift);
+ }
+ }
+}
void UPD7220::draw_vectl()
{
if(dc) {
int x = dx;
int y = dy;
- int xbak = dy;
- int ybak = dy;
- int nwidth = width << 3;
+ int step;
+ int stepx = 0;
+ int stepy = 0;
+ int stepn = 0;
+ int stepn2 = 0;
switch(dir) {
case 0:
+ step = (((d1 << 14) / dc) + (1 << 14)) >> 1;
+ start_pset();
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((x + step) >= nwidth) break; // ToDo: High RESO.
- if(y >= height) break;
- draw_pset(x + step, y++);
- wrote_bytes++;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepx += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepx++;
+ if(!(draw_pset_diff(x + stepx, y++))) break;
}
+ finish_pset();
break;
case 1:
+ start_pset();
+ step = ((((d1 << 14) / dc) + (1 << 14)) >> 1);
+
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((y + step) >= height) break; // ToDo: High RESO.
- if(x >= nwidth) break;
- draw_pset(x++, y + step);
- if((x & 7) == 0) wrote_bytes++;
- if((ybak & 0x3ff8) != ((y + step) & 0x3ff8)) wrote_bytes++;
- ybak = y + step;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepy += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepy++;
+ if(!(draw_pset_diff(x++, y + stepy))) break;
}
+ finish_pset();
break;
case 2:
+ start_pset();
+ step = ((((d1 << 14) / dc) + (1 << 14)) >> 1);
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((y - step) < 0) break; // ToDo: High RESO.
- if(x >= nwidth) break;
- draw_pset(x++, y - step);
- if((x & 7) == 0) wrote_bytes++;
- if((ybak & 0x3ff8) != ((y - step) & 0x3ff8)) wrote_bytes++;
- ybak = y - step;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepy += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepy++;
+ if(!(draw_pset_diff(x++, y - stepy))) break;
}
+ finish_pset();
break;
case 3:
+ start_pset();
+ step = (int)((((d1 << 14) / dc) + (1 << 14)) >> 1);
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((x + step) >= nwidth) break; // ToDo: High RESO.
- if(y < 0) break;
- draw_pset(x + step, y--);
- wrote_bytes++;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepx += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepx++;
+ if(!(draw_pset_diff(x + stepx, y--))) break;
}
+ finish_pset();
break;
case 4:
+ start_pset();
+ step = (int)((((d1 << 14) / dc) + (1 << 14)) >> 1);
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((x - step) < 0) break; // ToDo: High RESO.
- if(y < 0) break;
- draw_pset(x - step, y--);
- wrote_bytes++;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepx += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepx++;
+ if(!(draw_pset_diff(x - stepx, y--))) break;
}
+ finish_pset();
break;
case 5:
+ start_pset();
+ step = (int)((((d1 << 14) / dc) + (1 << 14)) >> 1);
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((y - step) < 0) break; // ToDo: High RESO.
- if(x < 0) break;
- draw_pset(x--, y - step);
- if((x & 7) == 7) wrote_bytes++;
- if((ybak & 0x3ff8) != ((y - step) & 0x3ff8)) wrote_bytes++;
- ybak = y - step;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepy += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepy++;
+ if(!(draw_pset_diff(x--, y - stepy))) break;
}
+ finish_pset();
break;
case 6:
+ start_pset();
+ step = (int)((((d1 << 14) / dc) + (1 << 14)) >> 1);
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((y + step) >= height) break; // ToDo: High RESO.
- if(x < 0) break;
- draw_pset(x--, y + step);
- if((x & 7) == 7) wrote_bytes++;
- if((ybak & 0x3ff8) != ((y + step) & 0x3ff8)) wrote_bytes++;
- ybak = y + step;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepy += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepy++;
+ if(!(draw_pset_diff(x--, y + stepy))) break;
}
+ finish_pset();
break;
case 7:
+ start_pset();
+ step = (int)((((d1 << 14) / dc) + (1 << 14)) >> 1);
for(int i = 0; i <= dc; i++) {
- int step = (int)((((d1 * i) / dc) + 1) >> 1);
- if((x - step) < 0) break; // ToDo: High RESO.
- if(y >= height) break;
- draw_pset(x - step, y++);
- wrote_bytes++;
+ //int step = (int)((((d1 * i) / dc) + 1) >> 1);
+ stepx += (step >> 14);
+ stepn2 = stepn;
+ stepn += step;
+ if((stepn2 >> 14) != (stepn >> 14)) stepx++;
+ if(!(draw_pset_diff(x - stepx, y++))) break;;
}
+ finish_pset();
break;
}
} else {
int cx = dx;
int cy = dy;
int xrem = d;
- int xbak = cx;
- int ybak = cy;
while(xrem--) {
int mulx = zw + 1;
if(draw & 1) {
draw >>= 1;
draw |= 0x8000;
+ start_pset();
while(mulx--) {
- draw_pset(cx, cy);
- if(cx >= nwidth) goto _abort;
- if(cy >= height) goto _abort;
- if(cx < 0) goto _abort;
- if(cy < 0) goto _abort;
+ if(!(draw_pset_diff(cx, cy))) break;
cx += vx1;
cy += vy1;
- if((cx & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if(cy != ybak) wrote_bytes++;
- xbak = cx;
- ybak = cy;
}
+ cx += (vx1 * mulx);
+ cy += (vy1 * mulx);
+ mulx = 0;
+ finish_pset();
} else {
draw >>= 1;
- while(mulx--) {
- if(cx >= nwidth) goto _abort;
- if(cy >= height) goto _abort;
- if(cx < 0) goto _abort;
- if(cy < 0) goto _abort;
- cx += vx1;
- cy += vy1;
- if((cx & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if(cy != ybak) wrote_bytes++;
- xbak = cx;
- ybak = cy;
- }
+ //while(mulx--) {
+ // cx += vx1;
+ // cy += vy1;
+ //}
+ cx += (vx1 * mulx);
+ cy += (vy1 * mulx);
+ mulx = 0;
}
}
_abort:
pattern = ra[8] | (ra[9] << 8);
int xbak = dx;
int ybak = dy;
- int nwidth = width << 3;
if(m) {
switch(dir) {
case 0:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx + s) >= nwidth) break;
- if((dy + i) >= height) break;
- if((dx + s) < 0) break;
- if((dy + i) < 0) break;
-
- draw_pset((dx + s), (dy + i));
-
- if(((dx + s) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy + i) != ybak) wrote_bytes++;
- xbak = dx + s;
- ybak = dy + i;
+ if(!(draw_pset_diff((dx + s), (dy + i)))) break;
}
+ finish_pset();
break;
case 1:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx + i) >= nwidth) break;
- if((dy + s) >= height) break;
- if((dx + i) < 0) break;
- if((dy + s) < 0) break;
-
- draw_pset((dx + i), (dy + s));
-
- if(((dx + i) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy + s) != ybak) wrote_bytes++;
- xbak = dx + i;
- ybak = dy + s;
+ if(!(draw_pset_diff((dx + i), (dy + s)))) break;
}
+ finish_pset();
break;
case 2:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx + i) >= nwidth) break;
- if((dy - s) >= height) break;
- if((dx + i) < 0) break;
- if((dy - s) < 0) break;
-
- draw_pset((dx + i), (dy - s));
-
- if(((dx + i) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy - s) != ybak) wrote_bytes++;
- xbak = dx + i;
- ybak = dy - s;
+ if(!(draw_pset_diff((dx + i), (dy - s)))) break;
}
+ finish_pset();
break;
case 3:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx + s) >= nwidth) break;
- if((dy - i) >= height) break;
- if((dx + s) < 0) break;
- if((dy - i) < 0) break;
-
- draw_pset((dx + s), (dy - i));
-
- if(((dx + s) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy - i) != ybak) wrote_bytes++;
- xbak = dx + s;
- ybak = dy - i;
+ if(!(draw_pset_diff((dx + s), (dy - i)))) break;
}
+ finish_pset();
break;
case 4:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx - s) >= nwidth) break;
- if((dy - i) >= height) break;
- if((dx - s) < 0) break;
- if((dy - i) < 0) break;
-
- draw_pset((dx - s), (dy - i));
-
- if(((dx - s) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy - i) != ybak) wrote_bytes++;
- xbak = dx - s;
- ybak = dy - i;
+ if(!(draw_pset_diff((dx - s), (dy - i)))) break;
}
+ finish_pset();
break;
case 5:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
- if((dx - i) >= nwidth) break;
- if((dy - s) >= height) break;
- if((dx - i) < 0) break;
- if((dy - s) < 0) break;
-
- draw_pset((dx - i), (dy - s));
-
- if(((dx - i) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy - s) != ybak) wrote_bytes++;
- xbak = dx - i;
- ybak = dy - s;
+ if(!(draw_pset_diff((dx - i), (dy - s)))) break;
}
+ finish_pset();
break;
case 6:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx - i) >= nwidth) break;
- if((dy + s) >= height) break;
- if((dx - i) < 0) break;
- if((dy + s) < 0) break;
-
- draw_pset((dx - i), (dy + s));
-
- if(((dx - i) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy + s) != ybak) wrote_bytes++;
- xbak = dx - i;
- ybak = dy + s;
+ if(!(draw_pset_diff((dx - i), (dy + s)))) break;
}
+ finish_pset();
break;
case 7:
+ start_pset();
for(int i = dm; i <= t; i++) {
int s = (rt[(i << RT_TABLEBIT) / m] * d);
s = (s + (1 << (RT_MULBIT - 1))) >> RT_MULBIT;
-
- if((dx - s) >= nwidth) break;
- if((dy + i) >= height) break;
- if((dx - s) < 0) break;
- if((dy + i) < 0) break;
-
- draw_pset((dx - s), (dy + i));
-
- if(((dx - s) & 0x3ff8) != (xbak & 0x3ff8)) wrote_bytes++;
- if((dy + i) != ybak) wrote_bytes++;
- xbak = dx - s;
- ybak = dy + i;
+ if(!(draw_pset_diff((dx - s), (dy + i)))) break;
}
+ finish_pset();
break;
}
} else {
int xbak = dx;
int ybak = dy;
pattern = ra[8] | (ra[9] << 8);
-
- for(int i = 0; i < d; i++) {
- if(dx >= nwidth) break;
- if(dy >= height) break;
- if(dx < 0) break;
- if(dy < 0) break;
-
- draw_pset(dx, dy);
-
- dx += vx1;
- dy += vy1;
- if((xbak & 0x3ff8) != (dx & 0x3ff8)) wrote_bytes++;
- if(ybak != dy) wrote_bytes++;
- xbak = dx;
- ybak = dy;
+
+ start_pset();
+ if(vy1 == 0) {
+ if(vx1 == 0) {
+ draw_pset(dx, dy);
+ } else {
+ draw_hline_diff(dx, dy, (vx1 < 0) ? (dx - d) : (dx + d));
+ }
+ } else {
+ for(int i = 0; i < d; i++) {
+ if(!(draw_pset_diff(dx, dy))) break;
+ dx += vx1;
+ dy += vy1;
+ }
}
- for(int i = 0; i < d2; i++) {
- if(dx >= nwidth) break;
- if(dy >= height) break;
- if(dx < 0) break;
- if(dy < 0) break;
-
- draw_pset(dx, dy);
- dx += vx2;
- dy += vy2;
-
- if((xbak & 0x3ff8) != (dx & 0x3ff8)) wrote_bytes++;
- if(ybak != dy) wrote_bytes++;
- xbak = dx;
- ybak = dy;
+ xbak += (vx1 * d);
+ ybak += (vy1 * d);
+ finish_pset();
+ dx = xbak;
+ dy = ybak;
+ start_pset();
+ if(vy2 == 0) {
+ if(vx2 == 0) {
+ draw_pset(dx, dy);
+ } else {
+ draw_hline_diff(dx, dy, (vx2 < 0) ? (dx - d2) : (dx + d2));
+ }
+ } else {
+ for(int i = 0; i < d2; i++) {
+ if(!(draw_pset_diff(dx, dy))) break;
+ dx += vx2;
+ dy += vy2;
+ }
}
- for(int i = 0; i < d; i++) {
- if(dx >= nwidth) break;
- if(dy >= height) break;
- if(dx < 0) break;
- if(dy < 0) break;
-
- draw_pset(dx, dy);
- dx -= vx1;
- dy -= vy1;
-
- if((xbak & 0x3ff8) != (dx & 0x3ff8)) wrote_bytes++;
- if(ybak != dy) wrote_bytes++;
- xbak = dx;
- ybak = dy;
+ xbak += (vx2 * d2);
+ ybak += (vy2 * d2);
+ finish_pset();
+ dx = xbak;
+ dy = ybak;
+ start_pset();
+ if(vy1 == 0) {
+ if(vx1 == 0) {
+ draw_pset(dx, dy);
+ } else {
+ draw_hline_diff(dx, dy, (vx1 < 0) ? (dx - d) : (dx + d));
+ }
+ } else {
+ for(int i = 0; i < d; i++) {
+ if(!(draw_pset_diff(dx, dy))) break;
+ dx -= vx1;
+ dy -= vy1;
+ }
}
- for(int i = 0; i < d2; i++) {
- if(dx >= nwidth) break;
- if(dy >= height) break;
- if(dx < 0) break;
- if(dy < 0) break;
-
- draw_pset(dx, dy);
- dx -= vx2;
- dy -= vy2;
-
- if((xbak & 0x3ff8) != (dx & 0x3ff8)) wrote_bytes++;
- if(ybak != dy) wrote_bytes++;
- xbak = dx;
- ybak = dy;
+ xbak -= (vx1 * d);
+ ybak -= (vy1 * d);
+ finish_pset();
+ dx = xbak;
+ dy = ybak;
+ start_pset();
+ if(vy2 == 0) {
+ if(vx2 == 0) {
+ draw_pset(dx, dy);
+ } else {
+ draw_hline_diff(dx, dy, (vx2 < 0) ? (dx - d2) : (dx + d2));
+ }
+ } else {
+ for(int i = 0; i < d2; i++) {
+ if(!(draw_pset_diff(dx, dy))) break;
+ dx -= vx2;
+ dy -= vy2;
+ }
}
+ xbak -= (vx2 * d2);
+ ybak -= (vy2 * d2);
+ finish_pset();
+ dx = xbak;
+ dy = ybak;
ead = (dx >> 4) + dy * pitch;
dad = dx & 0x0f;
}
-#define STATE_VERSION 4
+#define STATE_VERSION 5
bool UPD7220::process_state(FILEIO* state_fio, bool loading)
{
if(!cmd_fifo->process_state((void *)state_fio, loading)) {
return false;
}
-
+ state_fio->StateValue(first_load);
+ state_fio->StateValue(before_addr);
+ state_fio->StateValue(cache_val);
// post process
if(loading && master) {
// force update timing
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