mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-21 05:04:45 +00:00
300 lines
10 KiB
C++
300 lines
10 KiB
C++
//-----------------------------------------------------------------------------
|
|
// Copyright (c) 2012 GarageGames, LLC
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to
|
|
// deal in the Software without restriction, including without limitation the
|
|
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
|
|
// sell copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in
|
|
// all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
|
// IN THE SOFTWARE.
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#include "platform/platform.h"
|
|
#include "lighting/advanced/glsl/deferredShadingFeaturesGLSL.h"
|
|
|
|
#include "lighting/advanced/advancedLightBinManager.h"
|
|
#include "shaderGen/langElement.h"
|
|
#include "shaderGen/shaderOp.h"
|
|
#include "shaderGen/conditionerFeature.h"
|
|
#include "renderInstance/renderDeferredMgr.h"
|
|
#include "materials/processedMaterial.h"
|
|
#include "materials/materialFeatureTypes.h"
|
|
|
|
|
|
//****************************************************************************
|
|
// Deferred Shading Features
|
|
//****************************************************************************
|
|
U32 DeferredOrmMapGLSL::getOutputTargets(const MaterialFeatureData& fd) const
|
|
{
|
|
return fd.features[MFT_isDeferred] ? ShaderFeature::RenderTarget2 : ShaderFeature::DefaultTarget;
|
|
}
|
|
|
|
void DeferredOrmMapGLSL::processPix( Vector<ShaderComponent*> &componentList, const MaterialFeatureData &fd )
|
|
{
|
|
// Get the texture coord.
|
|
Var *texCoord = getInTexCoord( "texCoord", "vec2", componentList );
|
|
|
|
MultiLine* meta = new MultiLine;
|
|
Var* ormConfig;
|
|
if (fd.features[MFT_isDeferred])
|
|
{
|
|
ormConfig = (Var*)LangElement::find(getOutputTargetVarName(ShaderFeature::RenderTarget2));
|
|
if (!ormConfig)
|
|
{
|
|
// create material var
|
|
ormConfig = new Var;
|
|
ormConfig->setType("vec4");
|
|
ormConfig->setName(getOutputTargetVarName(ShaderFeature::RenderTarget2));
|
|
ormConfig->setStructName("OUT");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ormConfig = (Var*)LangElement::find("ORMConfig");
|
|
if (!ormConfig)
|
|
{
|
|
ormConfig = new Var("ORMConfig", "vec4");
|
|
meta->addStatement(new GenOp(" @;\r\n", new DecOp(ormConfig)));
|
|
}
|
|
}
|
|
|
|
// create texture var
|
|
Var *ormMap = new Var;
|
|
ormMap->setType( "sampler2D" );
|
|
ormMap->setName( "ormMap" );
|
|
ormMap->uniform = true;
|
|
ormMap->sampler = true;
|
|
ormMap->constNum = Var::getTexUnitNum();
|
|
LangElement *texOp = new GenOp( "tex2D(@, @)", ormMap, texCoord );
|
|
|
|
Var *metalness = (Var*)LangElement::find("metalness");
|
|
if (!metalness) metalness = new Var("metalness", "float");
|
|
Var *roughness = (Var*)LangElement::find("roughness");
|
|
if (!roughness) roughness = new Var("roughness", "float");
|
|
Var* ao = (Var*)LangElement::find("ao");
|
|
if (!ao) ao = new Var("ao", "float");
|
|
|
|
|
|
meta->addStatement(new GenOp(" @.gba = @.rgb;\r\n", ormConfig, texOp));
|
|
|
|
meta->addStatement(new GenOp(" @ = @.g;\r\n", new DecOp(ao), ormConfig));
|
|
meta->addStatement(new GenOp(" @ = @.b;\r\n", new DecOp(roughness), ormConfig));
|
|
if (fd.features[MFT_InvertRoughness])
|
|
{
|
|
meta->addStatement(new GenOp(" @.b = 1.0-@.b;\r\n", ormConfig, ormConfig));
|
|
meta->addStatement(new GenOp(" @ = 1.0-@;\r\n", roughness, roughness));
|
|
}
|
|
meta->addStatement(new GenOp(" @ = @.a;\r\n", new DecOp(metalness), ormConfig));
|
|
|
|
output = meta;
|
|
}
|
|
|
|
ShaderFeature::Resources DeferredOrmMapGLSL::getResources( const MaterialFeatureData &fd )
|
|
{
|
|
Resources res;
|
|
res.numTex = 1;
|
|
res.numTexReg = 1;
|
|
|
|
return res;
|
|
}
|
|
|
|
void DeferredOrmMapGLSL::setTexData( Material::StageData &stageDat,
|
|
const MaterialFeatureData &fd,
|
|
RenderPassData &passData,
|
|
U32 &texIndex )
|
|
{
|
|
GFXTextureObject *tex = stageDat.getTex(MFT_OrmMap);
|
|
if ( tex )
|
|
{
|
|
passData.mTexType[ texIndex ] = Material::Standard;
|
|
passData.mSamplerNames[ texIndex ] = "ormMap";
|
|
passData.mTexSlot[ texIndex++ ].texObject = tex;
|
|
}
|
|
}
|
|
|
|
void DeferredOrmMapGLSL::processVert( Vector<ShaderComponent*> &componentList,
|
|
const MaterialFeatureData &fd )
|
|
{
|
|
MultiLine *meta = new MultiLine;
|
|
getOutTexCoord( "texCoord",
|
|
"vec2",
|
|
fd.features[MFT_TexAnim],
|
|
meta,
|
|
componentList );
|
|
output = meta;
|
|
}
|
|
|
|
U32 MatInfoFlagsGLSL::getOutputTargets(const MaterialFeatureData& fd) const
|
|
{
|
|
return fd.features[MFT_isDeferred] ? ShaderFeature::RenderTarget2 : ShaderFeature::DefaultTarget;
|
|
}
|
|
|
|
// Material Info Flags -> Red ( Flags ) of Material Info Buffer.
|
|
void MatInfoFlagsGLSL::processPix( Vector<ShaderComponent*> &componentList, const MaterialFeatureData &fd )
|
|
{
|
|
MultiLine *meta = new MultiLine;
|
|
|
|
Var* ormConfig;
|
|
if (fd.features[MFT_isDeferred])
|
|
{
|
|
ormConfig = (Var*)LangElement::find(getOutputTargetVarName(ShaderFeature::RenderTarget2));
|
|
if (!ormConfig)
|
|
{
|
|
// create material var
|
|
ormConfig = new Var;
|
|
ormConfig->setType("vec4");
|
|
ormConfig->setName(getOutputTargetVarName(ShaderFeature::RenderTarget2));
|
|
ormConfig->setStructName("OUT");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ormConfig = (Var*)LangElement::find("ORMConfig");
|
|
if (!ormConfig)
|
|
{
|
|
ormConfig = new Var("ORMConfig", "vec4");
|
|
meta->addStatement(new GenOp(" @;\r\n", new DecOp(ormConfig)));
|
|
}
|
|
}
|
|
|
|
Var *matInfoFlags = new Var;
|
|
matInfoFlags->setType( "float" );
|
|
matInfoFlags->setName( "matInfoFlags" );
|
|
matInfoFlags->uniform = true;
|
|
matInfoFlags->constSortPos = cspPotentialPrimitive;
|
|
|
|
meta->addStatement(output = new GenOp(" @.r = @;\r\n", ormConfig, matInfoFlags));
|
|
output = meta;
|
|
}
|
|
|
|
U32 ORMConfigVarsGLSL::getOutputTargets(const MaterialFeatureData& fd) const
|
|
{
|
|
return fd.features[MFT_isDeferred] ? ShaderFeature::RenderTarget2 : ShaderFeature::DefaultTarget;
|
|
}
|
|
|
|
// Spec Strength -> Blue Channel of Material Info Buffer.
|
|
// Spec Power -> Alpha Channel ( of Material Info Buffer.
|
|
void ORMConfigVarsGLSL::processPix( Vector<ShaderComponent*> &componentList, const MaterialFeatureData &fd )
|
|
{
|
|
MultiLine* meta = new MultiLine;
|
|
|
|
Var* ormConfig;
|
|
if (fd.features[MFT_isDeferred])
|
|
{
|
|
ormConfig = (Var*)LangElement::find(getOutputTargetVarName(ShaderFeature::RenderTarget2));
|
|
if (!ormConfig)
|
|
{
|
|
// create material var
|
|
ormConfig = new Var;
|
|
ormConfig->setType("vec4");
|
|
ormConfig->setName(getOutputTargetVarName(ShaderFeature::RenderTarget2));
|
|
ormConfig->setStructName("OUT");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ormConfig = (Var*)LangElement::find("ORMConfig");
|
|
if (!ormConfig)
|
|
{
|
|
ormConfig = new Var("ORMConfig", "vec4");
|
|
meta->addStatement(new GenOp(" @;\r\n", new DecOp(ormConfig)));
|
|
}
|
|
}
|
|
Var* metalness = new Var("metalness", "float");
|
|
metalness->uniform = true;
|
|
metalness->constSortPos = cspPotentialPrimitive;
|
|
|
|
Var* roughness = new Var("roughness", "float");
|
|
roughness->uniform = true;
|
|
roughness->constSortPos = cspPotentialPrimitive;
|
|
|
|
//matinfo.g slot reserved for AO later
|
|
meta->addStatement(new GenOp(" @.g = 1.0;\r\n", ormConfig));
|
|
meta->addStatement(new GenOp(" @.b = @;\r\n", ormConfig, roughness));
|
|
if (fd.features[MFT_InvertRoughness])
|
|
meta->addStatement(new GenOp(" @ = 1.0-@;\r\n", roughness, roughness));
|
|
meta->addStatement(new GenOp(" @.a = @;\r\n", ormConfig, metalness));
|
|
output = meta;
|
|
}
|
|
|
|
U32 GlowMapGLSL::getOutputTargets(const MaterialFeatureData& fd) const
|
|
{
|
|
return fd.features[MFT_isDeferred] ? ShaderFeature::RenderTarget3 : ShaderFeature::DefaultTarget;
|
|
}
|
|
|
|
//deferred emissive
|
|
void GlowMapGLSL::processPix(Vector<ShaderComponent*>& componentList, const MaterialFeatureData& fd)
|
|
{
|
|
Var* texCoord = getInTexCoord("texCoord", "vec2", componentList);
|
|
|
|
Var* glowMap = new Var;
|
|
glowMap->setType("sampler2D");
|
|
glowMap->setName("glowMap");
|
|
glowMap->uniform = true;
|
|
glowMap->sampler = true;
|
|
glowMap->constNum = Var::getTexUnitNum();
|
|
LangElement* texOp = new GenOp("tex2D(@, @)", glowMap, texCoord);
|
|
|
|
Var* glowMul = new Var("glowMul", "float");
|
|
glowMul->uniform = true;
|
|
glowMul->constSortPos = cspPotentialPrimitive;
|
|
|
|
Var* targ = (Var*)LangElement::find(getOutputTargetVarName(ShaderFeature::DefaultTarget));
|
|
if (fd.features[MFT_isDeferred])
|
|
{
|
|
targ = (Var*)LangElement::find(getOutputTargetVarName(ShaderFeature::RenderTarget3));
|
|
if (!targ)
|
|
{
|
|
// create scene color target var
|
|
targ = new Var;
|
|
targ->setType("vec4");
|
|
targ->setName(getOutputTargetVarName(ShaderFeature::RenderTarget3));
|
|
targ->setStructName("OUT");
|
|
output = new GenOp("@ = vec4(pow(max(@.rgb*@,0.0),vec3(3.54406804435,3.54406804435,3.54406804435)),0);", targ, texOp, glowMul);
|
|
}
|
|
else
|
|
{
|
|
output = new GenOp("@ += vec4(pow(max(@.rgb*@,0.0),vec3(3.54406804435,3.54406804435,3.54406804435)),0);", targ, texOp, glowMul);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
output = new GenOp("@ += vec4(pow(max(@.rgb*@,0.0),vec3(3.54406804435,3.54406804435,3.54406804435)),@.a);", targ, texOp, glowMul, targ);
|
|
}
|
|
|
|
}
|
|
|
|
ShaderFeature::Resources GlowMapGLSL::getResources(const MaterialFeatureData& fd)
|
|
{
|
|
Resources res;
|
|
res.numTex = 1;
|
|
res.numTexReg = 1;
|
|
|
|
return res;
|
|
}
|
|
|
|
void GlowMapGLSL::setTexData(Material::StageData& stageDat,
|
|
const MaterialFeatureData& fd,
|
|
RenderPassData& passData,
|
|
U32& texIndex)
|
|
{
|
|
GFXTextureObject* tex = stageDat.getTex(MFT_GlowMap);
|
|
if (tex)
|
|
{
|
|
passData.mTexType[texIndex] = Material::Standard;
|
|
passData.mSamplerNames[texIndex] = "glowMap";
|
|
passData.mTexSlot[texIndex++].texObject = tex;
|
|
}
|
|
}
|