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#include <dolphin/gd.h>
#include <dolphin/os.h>
void GDSetTevOp(GXTevStageID stage, GXTevMode mode) {
GXTevColorArg carg = GX_CC_RASC;
GXTevAlphaArg aarg = GX_CA_RASA;
if (stage != GX_TEVSTAGE0) {
carg = GX_CC_CPREV;
aarg = GX_CA_APREV;
}
switch (mode) {
case GX_MODULATE:
GDSetTevColorCalc(stage, GX_CC_ZERO, GX_CC_TEXC, carg, GX_CC_ZERO, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
GDSetTevAlphaCalcAndSwap(stage, GX_CA_ZERO, GX_CA_TEXA, aarg, GX_CA_ZERO, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV, GX_TEV_SWAP0, GX_TEV_SWAP0);
break;
case GX_DECAL:
GDSetTevColorCalc(stage, carg, GX_CC_TEXC, GX_CC_TEXA, GX_CC_ZERO, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
GDSetTevAlphaCalcAndSwap(stage, GX_CA_ZERO, GX_CA_ZERO, GX_CA_ZERO, aarg, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV, GX_TEV_SWAP0, GX_TEV_SWAP0);
break;
case GX_BLEND:
GDSetTevColorCalc(stage, carg, GX_CC_ONE, GX_CC_TEXC, GX_CC_ZERO, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
GDSetTevAlphaCalcAndSwap(stage, GX_CA_ZERO, GX_CA_TEXA, aarg, GX_CA_ZERO, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV, GX_TEV_SWAP0, GX_TEV_SWAP0);
break;
case GX_REPLACE:
GDSetTevColorCalc(stage, GX_CC_ZERO, GX_CC_ZERO, GX_CC_ZERO, GX_CC_TEXC, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
GDSetTevAlphaCalcAndSwap(stage, GX_CA_ZERO, GX_CA_ZERO, GX_CA_ZERO, GX_CA_TEXA, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV, GX_TEV_SWAP0, GX_TEV_SWAP0);
break;
case GX_PASSCLR:
GDSetTevColorCalc(stage, GX_CC_ZERO, GX_CC_ZERO, GX_CC_ZERO, carg, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
GDSetTevAlphaCalcAndSwap(stage, GX_CA_ZERO, GX_CA_ZERO, GX_CA_ZERO, aarg, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV, GX_TEV_SWAP0, GX_TEV_SWAP0);
break;
default:
ASSERTMSGLINE(110, 0, "GDSetTevOp: Invalid Tev Mode");
break;
}
}
void GDSetTevColorCalc(GXTevStageID stage, GXTevColorArg a, GXTevColorArg b,
GXTevColorArg c, GXTevColorArg d, GXTevOp op,
GXTevBias bias, GXTevScale scale, u8 clamp,
GXTevRegID out_reg) {
if (op <= GX_TEV_SUB) {
GDWriteBPCmd(BP_TEV_COLOR(d, c, b, a, bias, op & 1, clamp, scale, out_reg, stage * 2 + 0xC0));
} else {
GDWriteBPCmd(BP_TEV_COLOR(d, c, b, a, 3, op & 1, clamp, (op >> 1) & 3, out_reg, stage * 2 + 0xC0));
}
}
void GDSetTevAlphaCalcAndSwap(GXTevStageID stage, GXTevAlphaArg a,
GXTevAlphaArg b, GXTevAlphaArg c, GXTevAlphaArg d,
GXTevOp op, GXTevBias bias, GXTevScale scale,
u8 clamp, GXTevRegID out_reg,
GXTevSwapSel ras_sel, GXTevSwapSel tex_sel) {
if (op <= GX_TEV_SUB) {
GDWriteBPCmd(BP_TEV_ALPHA(ras_sel, tex_sel, d, c, b, a, bias, op & 1, clamp, scale, out_reg, stage * 2 + 0xC1));
} else {
GDWriteBPCmd(BP_TEV_ALPHA(ras_sel, tex_sel, d, c, b, a, 3, op & 1, clamp, (op >> 1) & 3, out_reg, stage * 2 + 0xC1));
}
}
void GDSetTevColor(GXTevRegID reg, GXColor color) {
u32 regRA;
u32 regBG;
regRA = BP_TEV_COLOR_REG_RA(color.r, color.a, 0, 0xE0 + reg * 2);
regBG = BP_TEV_COLOR_REG_BG(color.b, color.g, 0, 0xE1 + reg * 2);
GDWriteBPCmd(regRA);
GDWriteBPCmd(regBG);
GDWriteBPCmd(regBG);
GDWriteBPCmd(regBG);
}
void GDSetTevColorS10(GXTevRegID reg, GXColorS10 color) {
u32 regRA;
u32 regBG;
regRA = BP_TEV_COLOR_REG_RA(color.r & 0x7FF, color.a & 0x7FF, 0, 0xE0 + reg * 2);
regBG = BP_TEV_COLOR_REG_BG(color.b & 0x7FF, color.g & 0x7FF, 0, 0xE1 + reg * 2);
GDWriteBPCmd(regRA);
GDWriteBPCmd(regBG);
GDWriteBPCmd(regBG);
GDWriteBPCmd(regBG);
}
void GDSetTevKColor(GXTevKColorID reg, GXColor color) {
u32 regRA;
u32 regBG;
regRA = BP_TEV_COLOR_REG_RA(color.r, color.a, 1, 0xE0 + reg * 2);
regBG = BP_TEV_COLOR_REG_BG(color.b, color.g, 1, 0xE1 + reg * 2);
GDWriteBPCmd(regRA);
GDWriteBPCmd(regBG);
}
void GDSetTevKonstantSel(GXTevStageID evenStage, GXTevKColorSel kcsel0,
GXTevKAlphaSel kasel0, GXTevKColorSel kcsel1,
GXTevKAlphaSel kasel1) {
GDWriteBPCmd(0xFEFFFFF0);
GDWriteBPCmd(BP_TEV_KSEL(0, 0, kcsel0, kasel0, kcsel1, kasel1, evenStage / 2 + 0xF6));
}
void GDSetTevSwapModeTable(GXTevSwapSel table, GXTevColorChan red,
GXTevColorChan green, GXTevColorChan blue,
GXTevColorChan alpha) {
GDWriteBPCmd(0xFE00000F);
GDWriteBPCmd(BP_TEV_KSEL(red, green, 0, 0, 0, 0, table * 2 + 0xF6));
GDWriteBPCmd(0xFE00000F);
GDWriteBPCmd(BP_TEV_KSEL(blue, alpha, 0, 0, 0, 0, table * 2 + 0xF7));
}
void GDSetAlphaCompare(GXCompare comp0, u8 ref0, GXAlphaOp op, GXCompare comp1, u8 ref1) {
GDWriteBPCmd(BP_ALPHA_COMPARE(ref0, ref1, comp0, comp1, op, 0xF3));
}
void GDSetZTexture(GXZTexOp op, GXTexFmt fmt, u32 bias) {
u32 zfmt;
switch (fmt) {
case GX_TF_Z8:
zfmt = 0;
break;
case GX_TF_Z16:
zfmt = 1;
break;
case GX_TF_Z24X8:
zfmt = 2;
break;
default:
ASSERTMSGLINE(399, 0, "GDSetZTexture: Invalid format");
zfmt = 2;
break;
}
GDWriteBPCmd(BP_ZTEX_PARAMS_0(bias, 0xF4));
GDWriteBPCmd(BP_ZTEX_PARAMS_1(zfmt, op, 0xF5));
}
void GDSetTevOrder(GXTevStageID evenStage, GXTexCoordID coord0, GXTexMapID map0,
GXChannelID color0, GXTexCoordID coord1, GXTexMapID map1,
GXChannelID color1) {
static u8 c2r[] = { 0, 1, 0, 1, 0, 1, 7, 5, 6, 0, 0, 0, 0, 0, 0, 7 };
GDWriteBPCmd(BP_TEV_ORDER(
map0 & 7,
coord0 & 7,
map0 != GX_TEXMAP_NULL && !(map0 & GX_TEX_DISABLE),
c2r[color0 & 0xF],
map1 & 7,
coord1 & 7,
map1 != GX_TEXMAP_NULL && !(map1 & GX_TEX_DISABLE),
c2r[color1 & 0xF],
evenStage / 2 + 0x28
));
}
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