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add MRT code to shaders

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This commit is contained in:
scrawl 2012-04-04 19:53:41 +02:00
parent 6442d49e16
commit 006970fd79
3 changed files with 21 additions and 7 deletions
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28
components/nifogre/ogre_nif_loader.cpp
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@ -302,6 +302,8 @@ void NIFLoader::createMaterial(const String &name,
if (Settings::Manager::getBool("shaders", "Objects")) if (Settings::Manager::getBool("shaders", "Objects"))
{ {
bool mrt = Settings::Manager::getBool("multiple render targets", "Render");
// Create shader for the material // Create shader for the material
// vertex // vertex
HighLevelGpuProgramManager& mgr = HighLevelGpuProgramManager::getSingleton(); HighLevelGpuProgramManager& mgr = HighLevelGpuProgramManager::getSingleton();
@ -324,9 +326,8 @@ void NIFLoader::createMaterial(const String &name,
" out float4 oPosition : POSITION, \n" " out float4 oPosition : POSITION, \n"
" out float4 oPositionObjSpace : TEXCOORD1, \n" " out float4 oPositionObjSpace : TEXCOORD1, \n"
" out float4 oNormal : TEXCOORD2, \n" " out float4 oNormal : TEXCOORD2, \n"
" out float oFogValue : TEXCOORD3, \n" " out float oDepth : TEXCOORD3, \n"
" out float4 oVertexColour : TEXCOORD4, \n" " out float4 oVertexColour : TEXCOORD4, \n"
" uniform float4 fogParams, \n"
" uniform float4x4 worldViewProj \n" " uniform float4x4 worldViewProj \n"
") \n" ") \n"
"{ \n" "{ \n"
@ -334,13 +335,12 @@ void NIFLoader::createMaterial(const String &name,
" oUV = uv; \n" " oUV = uv; \n"
" oNormal = normal; \n" " oNormal = normal; \n"
" oPosition = mul( worldViewProj, position ); \n" " oPosition = mul( worldViewProj, position ); \n"
" oFogValue = saturate((oPosition.z - fogParams.y) * fogParams.w); \n" " oDepth = oPosition.z; \n"
" oPositionObjSpace = position; \n" " oPositionObjSpace = position; \n"
"}"; "}";
vertex->setSource(outStream.str()); vertex->setSource(outStream.str());
vertex->load(); vertex->load();
vertex->getDefaultParameters()->setNamedAutoConstant("worldViewProj", GpuProgramParameters::ACT_WORLDVIEWPROJ_MATRIX); vertex->getDefaultParameters()->setNamedAutoConstant("worldViewProj", GpuProgramParameters::ACT_WORLDVIEWPROJ_MATRIX);
vertex->getDefaultParameters()->setNamedAutoConstant("fogParams", GpuProgramParameters::ACT_FOG_PARAMS);
} }
else else
vertex = mgr.getByName("main_vp"); vertex = mgr.getByName("main_vp");
@ -370,9 +370,14 @@ void NIFLoader::createMaterial(const String &name,
" uniform sampler2D texture : TEXUNIT0, \n" " uniform sampler2D texture : TEXUNIT0, \n"
" float4 positionObjSpace : TEXCOORD1, \n" " float4 positionObjSpace : TEXCOORD1, \n"
" float4 normal : TEXCOORD2, \n" " float4 normal : TEXCOORD2, \n"
" float fogValue : TEXCOORD3, \n" " float iDepth : TEXCOORD3, \n"
" float4 vertexColour : TEXCOORD4, \n" " float4 vertexColour : TEXCOORD4, \n"
" uniform float4 fogColour, \n"; " uniform float4 fogColour, \n"
" uniform float4 fogParams, \n";
if (mrt) outStream <<
" out float4 oColor1 : COLOR1, \n"
" uniform float far, \n";
for (int i=0; i<num_lights; ++i) for (int i=0; i<num_lights; ++i)
{ {
@ -408,8 +413,14 @@ void NIFLoader::createMaterial(const String &name,
outStream << outStream <<
" float3 lightingFinal = lightColour.xyz * diffuse.xyz * vertexColour.xyz + ambient.xyz * lightAmbient.xyz + emissive.xyz; \n" " float3 lightingFinal = lightColour.xyz * diffuse.xyz * vertexColour.xyz + ambient.xyz * lightAmbient.xyz + emissive.xyz; \n"
" float fogValue = saturate((iDepth - fogParams.y) * fogParams.w); \n"
" oColor.xyz = lerp(lightingFinal * tex.xyz, fogColour, fogValue); \n" " oColor.xyz = lerp(lightingFinal * tex.xyz, fogColour, fogValue); \n"
" oColor.a = tex.a * diffuse.a * vertexColour.a; \n" " oColor.a = tex.a * diffuse.a * vertexColour.a; \n";
if (mrt) outStream <<
" oColor1 = float4(iDepth / far, 0, 0, 1); \n";
outStream <<
"}"; "}";
fragment->setSource(outStream.str()); fragment->setSource(outStream.str());
fragment->load(); fragment->load();
@ -425,6 +436,9 @@ void NIFLoader::createMaterial(const String &name,
fragment->getDefaultParameters()->setNamedAutoConstant("ambient", GpuProgramParameters::ACT_SURFACE_AMBIENT_COLOUR); fragment->getDefaultParameters()->setNamedAutoConstant("ambient", GpuProgramParameters::ACT_SURFACE_AMBIENT_COLOUR);
fragment->getDefaultParameters()->setNamedAutoConstant("lightAmbient", GpuProgramParameters::ACT_AMBIENT_LIGHT_COLOUR); fragment->getDefaultParameters()->setNamedAutoConstant("lightAmbient", GpuProgramParameters::ACT_AMBIENT_LIGHT_COLOUR);
fragment->getDefaultParameters()->setNamedAutoConstant("fogColour", GpuProgramParameters::ACT_FOG_COLOUR); fragment->getDefaultParameters()->setNamedAutoConstant("fogColour", GpuProgramParameters::ACT_FOG_COLOUR);
fragment->getDefaultParameters()->setNamedAutoConstant("fogParams", GpuProgramParameters::ACT_FOG_PARAMS);
if (mrt)
fragment->getDefaultParameters()->setNamedAutoConstant("far", GpuProgramParameters::ACT_FAR_CLIP_DISTANCE);
} }
else else
fragment = mgr.getByName("main_fp"); fragment = mgr.getByName("main_fp");

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files/gbuffer/gbuffer.compositor Normal file
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files/gbuffer/gbuffer.material Normal file
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