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Compactify VertexShader uid struct.

This commit is contained in:
NeoBrainX 2013-06-23 19:28:36 +02:00
parent bdc28106ee
commit 597a6b34cb
2 changed files with 13 additions and 15 deletions
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8
Source/Core/VideoCommon/Src/VertexShaderGen.cpp
View File

@ -376,7 +376,7 @@ static void GenerateVertexShader(T& out, u32 components, API_TYPE api_type)
break;
case XF_TEXGEN_REGULAR:
default:
uid_data.texMtxInfo[i].projection = xfregs.texMtxInfo[i].projection;
uid_data.texMtxInfo_n_projection |= xfregs.texMtxInfo[i].projection << i;
if (components & (VB_HAS_TEXMTXIDX0<<i))
{
out.Write("int tmp = int(tex%d.z);\n", i);
@ -395,13 +395,13 @@ static void GenerateVertexShader(T& out, u32 components, API_TYPE api_type)
break;
}
uid_data.dualTexTrans.enabled = xfregs.dualTexTrans.enabled;
uid_data.dualTexTrans_enabled = xfregs.dualTexTrans.enabled;
// CHECKME: does this only work for regular tex gen types?
if (xfregs.dualTexTrans.enabled && texinfo.texgentype == XF_TEXGEN_REGULAR)
{
const PostMtxInfo& postInfo = xfregs.postMtxInfo[i];
uid_data.postMtxInfo[i].index = xfregs.postMtxInfo[i].index;
uid_data.postMtxInfo[i] = xfregs.postMtxInfo[i].index;
int postidx = postInfo.index;
out.Write("float4 P0 = " I_POSTTRANSFORMMATRICES"[%d];\n"
"float4 P1 = " I_POSTTRANSFORMMATRICES"[%d];\n"
@ -419,7 +419,7 @@ static void GenerateVertexShader(T& out, u32 components, API_TYPE api_type)
}
else
{
uid_data.postMtxInfo[i].normalize = xfregs.postMtxInfo[i].normalize;
uid_data.postMtxInfo[i] |= xfregs.postMtxInfo[i].normalize << 6;
if (postInfo.normalize)
out.Write("o.tex%d.xyz = normalize(o.tex%d.xyz);\n", i, i);

20
Source/Core/VideoCommon/Src/VertexShaderGen.h
View File

@ -63,32 +63,30 @@ const s_svar VSVar_Loc[] = { {I_POSNORMALMATRIX, C_POSNORMALMATRIX, 6 },
{I_DEPTHPARAMS, C_DEPTHPARAMS, 1 },
};
#pragma pack(4)
#pragma pack(1)
struct vertex_shader_uid_data
{
u32 num_values; // TODO: Shouldn't be a u32
u32 NumValues() const { return num_values; }
u32 components;
u32 num_values : 16; // TODO: Shouldn't be a u32
u32 numColorChans : 2;
u32 numTexGens : 4;
u32 dualTexTrans_enabled : 1;
u32 texMtxInfo_n_projection : 16; // XF_TEXPROJ_X
struct {
u32 projection : 1; // XF_TEXPROJ_X
u32 inputform : 2; // XF_TEXINPUT_X
u32 texgentype : 3; // XF_TEXGEN_X
u32 sourcerow : 5; // XF_SRCGEOM_X
u32 embosssourceshift : 3; // what generated texcoord to use
u32 embosslightshift : 3; // light index that is used
} texMtxInfo[8];
struct {
u32 index : 6; // base row of dual transform matrix
u32 normalize : 1; // normalize before send operation
} postMtxInfo[8];
struct {
u32 enabled : 1;
} dualTexTrans;
} texMtxInfo[8]; // TODO: Wasting space
u8 postMtxInfo[8]; // index + normalize + 1 padding bit, TODO: Can be made a struct again..
LightingUidData lighting;
};