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skyarmy fin

This commit is contained in:
dinkc64 2015-02-20 15:52:29 +00:00
parent 2654658f1d
commit 80014e3d9c
1 changed files with 9 additions and 11 deletions
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20
src/burn/drv/pre90s/d_skyarmy.cpp
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@ -517,8 +517,8 @@ static void draw_sprites()
{
int pal = BITSWAP08(DrvSprRAM[offs+2], 7, 6, 5, 4, 3, 0, 1, 2) & 7; // color (this particular setup is unusual)
int sx = DrvSprRAM[offs+3] - 0; // horizontal position -> start x
int sy = 242-DrvSprRAM[offs]; // vertical position -> start y
int sx = DrvSprRAM[offs+3]; // horizontal position -> start x
int sy = 240-DrvSprRAM[offs] - 8; // vertical position -> start y
int flipy = (DrvSprRAM[offs+1]&0x80)>>7; // flip tile vertically?
int flipx = (DrvSprRAM[offs+1]&0x40)>>6; // flip tile horizontally?
int code = DrvSprRAM[offs + 1] & 0x3f; // which tile are we drawing?
@ -537,15 +537,15 @@ static void draw_sprites()
// so use flip, mask, clip
if (flipy) {
if (flipx) {
Render16x16Tile_Mask_FlipXY_Clip(pTransDraw, code, sx, sy-8, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
Render16x16Tile_Mask_FlipXY_Clip(pTransDraw, code, sx, sy, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
} else {
Render16x16Tile_Mask_FlipY_Clip(pTransDraw, code, sx, sy-8, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
Render16x16Tile_Mask_FlipY_Clip(pTransDraw, code, sx, sy, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
}
} else {
if (flipx) {
Render16x16Tile_Mask_FlipX_Clip(pTransDraw, code, sx, sy-8, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
Render16x16Tile_Mask_FlipX_Clip(pTransDraw, code, sx, sy, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
} else {
Render16x16Tile_Mask_Clip(pTransDraw, code, sx, sy-8, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
Render16x16Tile_Mask_Clip(pTransDraw, code, sx, sy, pal /*color*/, 2 /*2 bits*/, 0, 0, DrvGfxROM1);
}
}
}
@ -561,7 +561,7 @@ static int DrvDraw()
int d = Palette[i];
DrvPalette[i] = BurnHighCol(d >> 16, (d >> 8) & 0xff, d & 0xff, 0);
}
DrvRecalc = 0; // ok, we've recalculated it, now disable it the next frame or we waste a lot of time
DrvRecalc = 0; // ok, we've recalculated it, now disable it for the next frame or we waste a lot of time
}
tilemap_draw();
@ -602,7 +602,7 @@ static int DrvFrame()
// MDRV_SCREEN_REFRESH_RATE(60) ! 60!!
int nInterleave = 102/8; // MDRV_CPU_PERIODIC_INT(skyarmy_nmi_source,650) -> 4000000 / 60 -> 66666.67 / 650 -> 102
int nInterleave = 102/8; // MDRV_CPU_PERIODIC_INT(skyarmy_nmi_source,650) -> 4000000 / 60 -> 66666.67 / 650 -> 102 (add /8 to get the right timing -dink)
int nCyclesTotal = 4000000 / 60; // MDRV_CPU_ADD("maincpu", Z80,4000000)
int nCyclesDone = 0;
INT32 nSoundBufferPos = 0;
@ -616,9 +616,7 @@ static int DrvFrame()
nCyclesDone += ZetRun(nSegment); // actually run the cpu
if (i == (nInterleave - 1)) {
ZetSetIRQLine(0, CPU_IRQSTATUS_ACK); // MDRV_CPU_VBLANK_INT("screen", irq0_line_hold)
ZetRun(100); // _hold = longer ack
ZetSetIRQLine(0, CPU_IRQSTATUS_NONE); // MDRV_CPU_VBLANK_INT("screen", irq0_line_hold)
ZetSetIRQLine(0, CPU_IRQSTATUS_HOLD); // MDRV_CPU_VBLANK_INT("screen", irq0_line_hold)
}
// don't call if the irq above is triggered...
// static INTERRUPT_GEN( skyarmy_nmi_source )