ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

PixelShaderGen: Change indirect texture matrix uniforms to use integers.

This commit is contained in:
Tony Wasserka 2013-10-10 21:09:00 +02:00
parent c13a5c38e9
commit 0238a56816
4 changed files with 39 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
Source/Core/VideoBackends/Software/Tev.cpp
View File

@ -544,19 +544,21 @@ void Tev::Indirect(unsigned int stageNum, s32 s, s32 t)
switch (indirect.mid & 12)
{
case 0:
shift = 3 + (17 - scale);
indtevtrans[0] = indmtx.col0.ma * indcoord[0] + indmtx.col1.mc * indcoord[1] + indmtx.col2.me * indcoord[2];
indtevtrans[1] = indmtx.col0.mb * indcoord[0] + indmtx.col1.md * indcoord[1] + indmtx.col2.mf * indcoord[2];
// matrix values are S0.10, output format is S17.7, so divide by 8
shift = (17 - scale);
indtevtrans[0] = (indmtx.col0.ma * indcoord[0] + indmtx.col1.mc * indcoord[1] + indmtx.col2.me * indcoord[2]) >> 3;
indtevtrans[1] = (indmtx.col0.mb * indcoord[0] + indmtx.col1.md * indcoord[1] + indmtx.col2.mf * indcoord[2]) >> 3;
break;
case 4: // s matrix
shift = 8 + (17 - scale);
indtevtrans[0] = s * indcoord[0];
indtevtrans[1] = t * indcoord[0];
// s is S17.7, matrix elements are divided by 256, output is S17.7, so divide by 256. - TODO: Maybe, since s is actually stored as S24, we should divide by 256*64?
shift = (17 - scale);
indtevtrans[0] = s * indcoord[0] / 256;
indtevtrans[1] = t * indcoord[0] / 256;
break;
case 8: // t matrix
shift = 8 + (17 - scale);
indtevtrans[0] = s * indcoord[1];
indtevtrans[1] = t * indcoord[1];
shift = (17 - scale);
indtevtrans[0] = s * indcoord[1] / 256;
indtevtrans[1] = t * indcoord[1] / 256;
break;
default:
return;

2
Source/Core/VideoCommon/ConstantManager.h
View File

@ -17,7 +17,7 @@ struct PixelShaderConstants
float4 texdims[8];
float4 zbias[2];
float4 indtexscale[2];
float4 indtexmtx[6];
int4 indtexmtx[6];
float4 fog[3];
// For pixel lighting

18
Source/Core/VideoCommon/PixelShaderGen.cpp
View File

@ -289,7 +289,7 @@ static inline void GeneratePixelShader(T& out, DSTALPHA_MODE dstAlphaMode, API_T
DeclareUniform(out, ApiType, C_TEXDIMS, "float4", I_TEXDIMS"[8]");
DeclareUniform(out, ApiType, C_ZBIAS, "float4", I_ZBIAS"[2]");
DeclareUniform(out, ApiType, C_INDTEXSCALE, "float4", I_INDTEXSCALE"[2]");
DeclareUniform(out, ApiType, C_INDTEXMTX, "float4", I_INDTEXMTX"[6]");
DeclareUniform(out, ApiType, C_INDTEXMTX, "int4", I_INDTEXMTX"[6]");
DeclareUniform(out, ApiType, C_FOG, "float4", I_FOG"[3]");
// For pixel lighting - TODO: Should only be defined when per pixel lighting is enabled!
@ -704,22 +704,30 @@ static inline void WriteStage(T& out, pixel_shader_uid_data& uid_data, int n, AP
int mtxidx = 2*(bpmem.tevind[n].mid-1);
out.SetConstantsUsed(C_INDTEXMTX+mtxidx, C_INDTEXMTX+mtxidx);
out.Write("int2 indtevtrans%d = int2(round(dot(" I_INDTEXMTX"[%d].xyz, float3(iindtevcrd%d)), dot(" I_INDTEXMTX"[%d].xyz, float3(iindtevcrd%d))));\n",
n, mtxidx, n, mtxidx+1, n);
out.Write("int2 indtevtrans%d = int2(idot(" I_INDTEXMTX"[%d].xyz, iindtevcrd%d), idot(" I_INDTEXMTX"[%d].xyz, iindtevcrd%d)) >> 3;\n", n, mtxidx, n, mtxidx+1, n);
out.Write("if (" I_INDTEXMTX"[%d].w >= 0) indtevtrans%d = indtevtrans%d >> " I_INDTEXMTX"[%d].w;\n", mtxidx, n, n, mtxidx);
out.Write("else indtevtrans%d = indtevtrans%d << (-" I_INDTEXMTX"[%d].w);\n", n, n, mtxidx);
}
else if (bpmem.tevind[n].mid <= 7 && bHasTexCoord)
{ // s matrix
_assert_(bpmem.tevind[n].mid >= 5);
int mtxidx = 2*(bpmem.tevind[n].mid-5);
out.SetConstantsUsed(C_INDTEXMTX+mtxidx, C_INDTEXMTX+mtxidx);
out.Write("int2 indtevtrans%d = int2(round(" I_INDTEXMTX"[%d].ww * uv%d.xy * float3(iindtevcrd%d.xx)));\n", n, mtxidx, texcoord, n);
out.Write("int2 indtevtrans%d = int2(int2(round(uv%d.xy*255.0)) * iindtevcrd%d.xx) >> 8;\n", n, texcoord, n);
out.Write("if (" I_INDTEXMTX"[%d].w >= 0) indtevtrans%d = indtevtrans%d >> " I_INDTEXMTX"[%d].w;\n", mtxidx, n, n, mtxidx);
out.Write("else indtevtrans%d = indtevtrans%d << (-" I_INDTEXMTX"[%d].w);\n", n, n, mtxidx);
}
else if (bpmem.tevind[n].mid <= 11 && bHasTexCoord)
{ // t matrix
_assert_(bpmem.tevind[n].mid >= 9);
int mtxidx = 2*(bpmem.tevind[n].mid-9);
out.SetConstantsUsed(C_INDTEXMTX+mtxidx, C_INDTEXMTX+mtxidx);
out.Write("int2 indtevtrans%d = int2(round(" I_INDTEXMTX"[%d].ww * uv%d.xy * float3(iindtevcrd%d.yy)));\n", n, mtxidx, texcoord, n);
out.Write("int2 indtevtrans%d = int2(int2(round(uv%d.xy*255.0)) * iindtevcrd%d.yy) >> 8;\n", n, texcoord, n);
out.Write("if (" I_INDTEXMTX"[%d].w >= 0) indtevtrans%d = indtevtrans%d >> " I_INDTEXMTX"[%d].w;\n", mtxidx, n, n, mtxidx);
out.Write("else indtevtrans%d = indtevtrans%d << (-" I_INDTEXMTX"[%d].w);\n", n, n, mtxidx);
}
else
{

29
Source/Core/VideoCommon/PixelShaderManager.cpp
View File

@ -210,26 +210,25 @@ void PixelShaderManager::SetIndTexScaleChanged(bool high)
void PixelShaderManager::SetIndMatrixChanged(int matrixidx)
{
int scale = ((u32)bpmem.indmtx[matrixidx].col0.s0 << 0) |
((u32)bpmem.indmtx[matrixidx].col1.s1 << 2) |
((u32)bpmem.indmtx[matrixidx].col2.s2 << 4);
float fscale = powf(2.0f, (float)(scale - 17)) / 8.0f;
((u32)bpmem.indmtx[matrixidx].col1.s1 << 2) |
((u32)bpmem.indmtx[matrixidx].col2.s2 << 4);
// xyz - static matrix
// w - dynamic matrix scale / 128
constants.indtexmtx[2*matrixidx][0] = bpmem.indmtx[matrixidx].col0.ma * fscale;
constants.indtexmtx[2*matrixidx][1] = bpmem.indmtx[matrixidx].col1.mc * fscale;
constants.indtexmtx[2*matrixidx][2] = bpmem.indmtx[matrixidx].col2.me * fscale;
constants.indtexmtx[2*matrixidx][3] = fscale / 128.0f;
constants.indtexmtx[2*matrixidx+1][0] = bpmem.indmtx[matrixidx].col0.mb * fscale;
constants.indtexmtx[2*matrixidx+1][1] = bpmem.indmtx[matrixidx].col1.md * fscale;
constants.indtexmtx[2*matrixidx+1][2] = bpmem.indmtx[matrixidx].col2.mf * fscale;
constants.indtexmtx[2*matrixidx+1][3] = fscale / 128.0f;
constants.indtexmtx[2*matrixidx ][0] = bpmem.indmtx[matrixidx].col0.ma;
constants.indtexmtx[2*matrixidx ][1] = bpmem.indmtx[matrixidx].col1.mc;
constants.indtexmtx[2*matrixidx ][2] = bpmem.indmtx[matrixidx].col2.me;
constants.indtexmtx[2*matrixidx ][3] = 17 - scale;
constants.indtexmtx[2*matrixidx+1][0] = bpmem.indmtx[matrixidx].col0.mb;
constants.indtexmtx[2*matrixidx+1][1] = bpmem.indmtx[matrixidx].col1.md;
constants.indtexmtx[2*matrixidx+1][2] = bpmem.indmtx[matrixidx].col2.mf;
constants.indtexmtx[2*matrixidx+1][3] = 17 - scale;
dirty = true;
PRIM_LOG("indmtx%d: scale=%f, mat=(%f %f %f; %f %f %f)\n",
matrixidx, fscale,
bpmem.indmtx[matrixidx].col0.ma * fscale, bpmem.indmtx[matrixidx].col1.mc * fscale, bpmem.indmtx[matrixidx].col2.me * fscale,
bpmem.indmtx[matrixidx].col0.mb * fscale, bpmem.indmtx[matrixidx].col1.md * fscale, bpmem.indmtx[matrixidx].col2.mf * fscale);
PRIM_LOG("indmtx%d: scale=%d, mat=(%d %d %d; %d %d %d)\n",
matrixidx, scale,
bpmem.indmtx[matrixidx].col0.ma, bpmem.indmtx[matrixidx].col1.mc, bpmem.indmtx[matrixidx].col2.me,
bpmem.indmtx[matrixidx].col0.mb, bpmem.indmtx[matrixidx].col1.md, bpmem.indmtx[matrixidx].col2.mf);
}