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ShaderGen: Small optimization.

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This commit is contained in:
NeoBrainX
2013-03-31 20:55:57 +02:00
parent cdddb26bba
commit 248d56d930
4 changed files with 47 additions and 21 deletions
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28
Source/Core/VideoCommon/Src/VertexShaderGen.cpp
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@ -29,7 +29,7 @@
static char text[16768];
template<class T>
void DefineVSOutputStructMember(T& object, API_TYPE api_type, const char* type, const char* name, int var_index, const char* semantic, int semantic_index = -1)
static void DefineVSOutputStructMember(T& object, API_TYPE api_type, const char* type, const char* name, int var_index, const char* semantic, int semantic_index = -1)
{
object.Write(" %s %s", type, name);
if (var_index != -1)
@ -48,7 +48,7 @@ void DefineVSOutputStructMember(T& object, API_TYPE api_type, const char* type,
// TODO: Check if something goes wrong if the cached shaders used pixel lighting but it's disabled later??
template<class T>
void GenerateVSOutputStruct(T& object, u32 components, API_TYPE api_type)
static void GenerateVSOutputStruct(T& object, u32 components, API_TYPE api_type)
{
object.Write("struct VS_OUTPUT {\n");
DefineVSOutputStructMember(object, api_type, "float4", "pos", -1, "POSITION");
@ -76,12 +76,8 @@ void GenerateVSOutputStruct(T& object, u32 components, API_TYPE api_type)
object.Write("};\n");
}
// TODO: Seriously? -.-
extern const char *WriteRegister(API_TYPE api_type, const char *prefix, const u32 num);
extern const char *WriteLocation(API_TYPE api_type);
template<class T>
void GenerateVertexShader(T& out, u32 components, API_TYPE api_type)
static void GenerateVertexShader(T& out, u32 components, API_TYPE api_type)
{
// Non-uid template parameters will write to the dummy data (=> gets optimized out)
vertex_shader_uid_data dummy_data;
@ -108,16 +104,16 @@ void GenerateVertexShader(T& out, u32 components, API_TYPE api_type)
if (g_ActiveConfig.backend_info.bSupportsGLSLUBO)
out.Write("layout(std140) uniform VSBlock {\n");
out.Write("%sfloat4 " I_POSNORMALMATRIX"[6] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_POSNORMALMATRIX));
out.Write("%sfloat4 " I_PROJECTION"[4] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_PROJECTION));
out.Write("%sfloat4 " I_MATERIALS"[4] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_MATERIALS));
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_POSNORMALMATRIX, "float4", I_POSNORMALMATRIX"[6]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_PROJECTION, "float4", I_PROJECTION"[4]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_MATERIALS, "float4", I_MATERIALS"[4]");
out.Write("struct Light { float4 col; float4 cosatt; float4 distatt; float4 pos; float4 dir; };\n");
out.Write("%sLight " I_LIGHTS"[8] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_LIGHTS));
out.Write("%sfloat4 " I_TEXMATRICES"[24] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_TEXMATRICES)); // also using tex matrices
out.Write("%sfloat4 " I_TRANSFORMMATRICES"[64] %s;\n", WriteLocation(api_type),WriteRegister(api_type, "c", C_TRANSFORMMATRICES));
out.Write("%sfloat4 " I_NORMALMATRICES"[32] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_NORMALMATRICES));
out.Write("%sfloat4 " I_POSTTRANSFORMMATRICES"[64] %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_POSTTRANSFORMMATRICES));
out.Write("%sfloat4 " I_DEPTHPARAMS" %s;\n", WriteLocation(api_type), WriteRegister(api_type, "c", C_DEPTHPARAMS));
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_LIGHTS, "Light", I_LIGHTS"[8]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_TEXMATRICES, "float4", I_TEXMATRICES"[24]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_TRANSFORMMATRICES, "float4", I_TRANSFORMMATRICES"[64]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_NORMALMATRICES, "float4", I_NORMALMATRICES"[32]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_POSTTRANSFORMMATRICES, "float4", I_POSTTRANSFORMMATRICES"[64]");
DeclareUniform(out, api_type, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_DEPTHPARAMS, "float4", I_DEPTHPARAMS);
if (g_ActiveConfig.backend_info.bSupportsGLSLUBO)
out.Write("};\n");