irrlicht/source/Irrlicht/COGLES2FixedPipelineRenderer.cpp
cutealien 2ae2a551a6 Merging r5975 through r6036 from trunk to ogl-es branch.
GLES drivers adapted, but only did make compile-tests.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6038 dfc29bdd-3216-0410-991c-e03cc46cb475
2020-01-03 19:05:16 +00:00

413 lines
16 KiB
C++

// Copyright (C) 2014 Patryk Nadrowski
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#include "COGLES2FixedPipelineRenderer.h"
#ifdef _IRR_COMPILE_WITH_OGLES2_
#include "IVideoDriver.h"
#include "SLight.h"
namespace irr
{
namespace video
{
// Base callback
COGLES2MaterialBaseCB::COGLES2MaterialBaseCB() :
FirstUpdateBase(true), WVPMatrixID(-1), WVMatrixID(-1), NMatrixID(-1), GlobalAmbientID(-1), MaterialAmbientID(-1), MaterialDiffuseID(-1), MaterialEmissiveID(-1), MaterialSpecularID(-1), MaterialShininessID(-1), LightCountID(-1), LightTypeID(-1),
LightPositionID(-1), LightDirectionID(-1), LightAttenuationID(-1), LightAmbientID(-1), LightDiffuseID(-1), LightSpecularID(-1), FogEnableID(-1), FogTypeID(-1), FogColorID(-1), FogStartID(-1),
FogEndID(-1), FogDensityID(-1), ThicknessID(-1), LightEnable(false), MaterialAmbient(SColorf(0.f, 0.f, 0.f)), MaterialDiffuse(SColorf(0.f, 0.f, 0.f)), MaterialEmissive(SColorf(0.f, 0.f, 0.f)), MaterialSpecular(SColorf(0.f, 0.f, 0.f)),
MaterialShininess(0.f), FogEnable(0), FogType(1), FogColor(SColorf(0.f, 0.f, 0.f, 1.f)), FogStart(0.f), FogEnd(0.f), FogDensity(0.f), Thickness(1.f)
{
for (u32 i = 0; i < 8; ++i)
{
LightType[i] = 0;
LightPosition[i] = core::vector3df(0.f, 0.f, 0.f);
LightDirection[i] = core::vector3df(0.f, 0.f, 0.f);
LightAttenuation[i] = core::vector3df(0.f, 0.f, 0.f);
LightAmbient[i] = SColorf(0.f, 0.f, 0.f);
LightDiffuse[i] = SColorf(0.f, 0.f, 0.f);
LightSpecular[i] = SColorf(0.f, 0.f, 0.f);
}
}
void COGLES2MaterialBaseCB::OnSetMaterial(const SMaterial& material)
{
LightEnable = material.Lighting;
MaterialAmbient = SColorf(material.AmbientColor);
MaterialDiffuse = SColorf(material.DiffuseColor);
MaterialEmissive = SColorf(material.EmissiveColor);
MaterialSpecular = SColorf(material.SpecularColor);
MaterialShininess = material.Shininess;
FogEnable = material.FogEnable ? 1 : 0;
Thickness = (material.Thickness > 0.f) ? material.Thickness : 1.f;
}
void COGLES2MaterialBaseCB::OnSetConstants(IMaterialRendererServices* services, s32 userData)
{
IVideoDriver* driver = services->getVideoDriver();
if (FirstUpdateBase)
{
WVPMatrixID = services->getVertexShaderConstantID("uWVPMatrix");
WVMatrixID = services->getVertexShaderConstantID("uWVMatrix");
NMatrixID = services->getVertexShaderConstantID("uNMatrix");
GlobalAmbientID = services->getVertexShaderConstantID("uGlobalAmbient");
MaterialAmbientID = services->getVertexShaderConstantID("uMaterialAmbient");
MaterialDiffuseID = services->getVertexShaderConstantID("uMaterialDiffuse");
MaterialEmissiveID = services->getVertexShaderConstantID("uMaterialEmissive");
MaterialSpecularID = services->getVertexShaderConstantID("uMaterialSpecular");
MaterialShininessID = services->getVertexShaderConstantID("uMaterialShininess");
LightCountID = services->getVertexShaderConstantID("uLightCount");
LightTypeID = services->getVertexShaderConstantID("uLightType");
LightPositionID = services->getVertexShaderConstantID("uLightPosition");
LightDirectionID = services->getVertexShaderConstantID("uLightDirection");
LightAttenuationID = services->getVertexShaderConstantID("uLightAttenuation");
LightAmbientID = services->getVertexShaderConstantID("uLightAmbient");
LightDiffuseID = services->getVertexShaderConstantID("uLightDiffuse");
LightSpecularID = services->getVertexShaderConstantID("uLightSpecular");
FogEnableID = services->getVertexShaderConstantID("uFogEnable");
FogTypeID = services->getVertexShaderConstantID("uFogType");
FogColorID = services->getVertexShaderConstantID("uFogColor");
FogStartID = services->getVertexShaderConstantID("uFogStart");
FogEndID = services->getVertexShaderConstantID("uFogEnd");
FogDensityID = services->getVertexShaderConstantID("uFogDensity");
ThicknessID = services->getVertexShaderConstantID("uThickness");
FirstUpdateBase = false;
}
const core::matrix4 W = driver->getTransform(ETS_WORLD);
const core::matrix4 V = driver->getTransform(ETS_VIEW);
const core::matrix4 P = driver->getTransform(ETS_PROJECTION);
core::matrix4 Matrix = P * V * W;
services->setPixelShaderConstant(WVPMatrixID, Matrix.pointer(), 16);
Matrix = V * W;
services->setPixelShaderConstant(WVMatrixID, Matrix.pointer(), 16);
Matrix.makeInverse();
services->setPixelShaderConstant(NMatrixID, Matrix.getTransposed().pointer(), 16);
s32 LightCount = LightEnable ? driver->getDynamicLightCount() : 0;
services->setPixelShaderConstant(LightCountID, &LightCount, 1);
if (LightCount > 0)
{
video::SColorf globalAmbient(driver->getAmbientLight());
services->setVertexShaderConstant(GlobalAmbientID, reinterpret_cast<f32*>(&globalAmbient), 4);
// TODO: this are all vertex shader constants, why are they all set as pixel shader constants? (it currently works so I'm scared to change it...)
services->setPixelShaderConstant(MaterialAmbientID, reinterpret_cast<f32*>(&MaterialAmbient), 4);
services->setPixelShaderConstant(MaterialDiffuseID, reinterpret_cast<f32*>(&MaterialDiffuse), 4);
services->setPixelShaderConstant(MaterialEmissiveID, reinterpret_cast<f32*>(&MaterialEmissive), 4);
services->setPixelShaderConstant(MaterialSpecularID, reinterpret_cast<f32*>(&MaterialSpecular), 4);
services->setPixelShaderConstant(MaterialShininessID, &MaterialShininess, 1);
Matrix = V;
for (s32 i = 0; i < LightCount; ++i)
{
SLight CurrentLight = driver->getDynamicLight(i);
Matrix.transformVect(CurrentLight.Position);
switch (CurrentLight.Type)
{
case ELT_DIRECTIONAL:
LightType[i] = 2;
break;
case ELT_SPOT:
LightType[i] = 1;
break;
default: // ELT_POINT
LightType[i] = 0;
break;
}
LightPosition[i] = CurrentLight.Position;
LightDirection[i] = CurrentLight.Direction;
LightAttenuation[i] = CurrentLight.Attenuation;
LightAmbient[i] = CurrentLight.AmbientColor;
LightDiffuse[i] = CurrentLight.DiffuseColor;
LightSpecular[i] = CurrentLight.SpecularColor;
}
const int MAX_SHADER_LIGHTS = 8; // must be the same as MAX_LIGHTS define in the shader
services->setPixelShaderConstant(LightTypeID, LightType, MAX_SHADER_LIGHTS);
services->setPixelShaderConstant(LightPositionID, reinterpret_cast<f32*>(LightPosition), 3*MAX_SHADER_LIGHTS);
services->setPixelShaderConstant(LightDirectionID, reinterpret_cast<f32*>(LightDirection), 3*MAX_SHADER_LIGHTS);
services->setPixelShaderConstant(LightAttenuationID, reinterpret_cast<f32*>(LightAttenuation), 3*MAX_SHADER_LIGHTS);
services->setPixelShaderConstant(LightAmbientID, reinterpret_cast<f32*>(LightAmbient), 4*MAX_SHADER_LIGHTS);
services->setPixelShaderConstant(LightDiffuseID, reinterpret_cast<f32*>(LightDiffuse), 4*MAX_SHADER_LIGHTS);
services->setPixelShaderConstant(LightSpecularID, reinterpret_cast<f32*>(LightSpecular), 4*MAX_SHADER_LIGHTS);
}
services->setPixelShaderConstant(FogEnableID, &FogEnable, 1);
if (FogEnable)
{
SColor TempColor(0);
E_FOG_TYPE TempType = EFT_FOG_LINEAR;
bool TempPerFragment = false;
bool TempRange = false;
driver->getFog(TempColor, TempType, FogStart, FogEnd, FogDensity, TempPerFragment, TempRange);
FogType = (s32)TempType;
FogColor = SColorf(TempColor);
services->setPixelShaderConstant(FogTypeID, &FogType, 1);
services->setPixelShaderConstant(FogColorID, reinterpret_cast<f32*>(&FogColor), 4);
services->setPixelShaderConstant(FogStartID, &FogStart, 1);
services->setPixelShaderConstant(FogEndID, &FogEnd, 1);
services->setPixelShaderConstant(FogDensityID, &FogDensity, 1);
}
services->setPixelShaderConstant(ThicknessID, &Thickness, 1);
}
// EMT_SOLID + EMT_TRANSPARENT_ADD_COLOR + EMT_TRANSPARENT_ALPHA_CHANNEL + EMT_TRANSPARENT_VERTEX_ALPHA
COGLES2MaterialSolidCB::COGLES2MaterialSolidCB() :
FirstUpdate(true), TMatrix0ID(-1), AlphaRefID(-1), TextureUsage0ID(-1), TextureUnit0ID(-1), AlphaRef(0.5f), TextureUsage0(0), TextureUnit0(0)
{
}
void COGLES2MaterialSolidCB::OnSetMaterial(const SMaterial& material)
{
COGLES2MaterialBaseCB::OnSetMaterial(material);
AlphaRef = material.MaterialTypeParam;
TextureUsage0 = (material.TextureLayer[0].Texture) ? 1 : 0;
}
void COGLES2MaterialSolidCB::OnSetConstants(IMaterialRendererServices* services, s32 userData)
{
COGLES2MaterialBaseCB::OnSetConstants(services, userData);
IVideoDriver* driver = services->getVideoDriver();
if (FirstUpdate)
{
TMatrix0ID = services->getVertexShaderConstantID("uTMatrix0");
AlphaRefID = services->getVertexShaderConstantID("uAlphaRef");
TextureUsage0ID = services->getVertexShaderConstantID("uTextureUsage0");
TextureUnit0ID = services->getVertexShaderConstantID("uTextureUnit0");
FirstUpdate = false;
}
core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
services->setPixelShaderConstant(AlphaRefID, &AlphaRef, 1);
services->setPixelShaderConstant(TextureUsage0ID, &TextureUsage0, 1);
services->setPixelShaderConstant(TextureUnit0ID, &TextureUnit0, 1);
}
// EMT_SOLID_2_LAYER + EMT_DETAIL_MAP
COGLES2MaterialSolid2CB::COGLES2MaterialSolid2CB() :
FirstUpdate(true), TMatrix0ID(-1), TMatrix1ID(-1), TextureUsage0ID(-1), TextureUsage1ID(-1), TextureUnit0ID(-1), TextureUnit1ID(-1),
TextureUsage0(0), TextureUsage1(0), TextureUnit0(0), TextureUnit1(1)
{
}
void COGLES2MaterialSolid2CB::OnSetMaterial(const SMaterial& material)
{
COGLES2MaterialBaseCB::OnSetMaterial(material);
TextureUsage0 = (material.TextureLayer[0].Texture) ? 1 : 0;
TextureUsage1 = (material.TextureLayer[1].Texture) ? 1 : 0;
}
void COGLES2MaterialSolid2CB::OnSetConstants(IMaterialRendererServices* services, s32 userData)
{
COGLES2MaterialBaseCB::OnSetConstants(services, userData);
IVideoDriver* driver = services->getVideoDriver();
if (FirstUpdate)
{
TMatrix0ID = services->getVertexShaderConstantID("uTMatrix0");
TMatrix1ID = services->getVertexShaderConstantID("uTMatrix1");
TextureUsage0ID = services->getVertexShaderConstantID("uTextureUsage0");
TextureUsage1ID = services->getVertexShaderConstantID("uTextureUsage1");
TextureUnit0ID = services->getVertexShaderConstantID("uTextureUnit0");
TextureUnit1ID = services->getVertexShaderConstantID("uTextureUnit1");
FirstUpdate = false;
}
core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
Matrix = driver->getTransform(ETS_TEXTURE_1);
services->setPixelShaderConstant(TMatrix1ID, Matrix.pointer(), 16);
services->setPixelShaderConstant(TextureUsage0ID, &TextureUsage0, 1);
services->setPixelShaderConstant(TextureUsage1ID, &TextureUsage1, 1);
services->setPixelShaderConstant(TextureUnit0ID, &TextureUnit0, 1);
services->setPixelShaderConstant(TextureUnit1ID, &TextureUnit1, 1);
}
// EMT_LIGHTMAP + EMT_LIGHTMAP_ADD + EMT_LIGHTMAP_M2 + EMT_LIGHTMAP_M4
COGLES2MaterialLightmapCB::COGLES2MaterialLightmapCB(float modulate) :
FirstUpdate(true), TMatrix0ID(-1), TMatrix1ID(-1), ModulateID(-1), TextureUsage0ID(-1), TextureUsage1ID(-1), TextureUnit0ID(-1), TextureUnit1ID(-1),
Modulate(modulate), TextureUsage0(0), TextureUsage1(0), TextureUnit0(0), TextureUnit1(1)
{
}
void COGLES2MaterialLightmapCB::OnSetMaterial(const SMaterial& material)
{
COGLES2MaterialBaseCB::OnSetMaterial(material);
TextureUsage0 = (material.TextureLayer[0].Texture) ? 1 : 0;
TextureUsage1 = (material.TextureLayer[1].Texture) ? 1 : 0;
}
void COGLES2MaterialLightmapCB::OnSetConstants(IMaterialRendererServices* services, s32 userData)
{
COGLES2MaterialBaseCB::OnSetConstants(services, userData);
IVideoDriver* driver = services->getVideoDriver();
if (FirstUpdate)
{
TMatrix0ID = services->getVertexShaderConstantID("uTMatrix0");
TMatrix1ID = services->getVertexShaderConstantID("uTMatrix1");
ModulateID = services->getVertexShaderConstantID("uModulate");
TextureUsage0ID = services->getVertexShaderConstantID("uTextureUsage0");
TextureUsage1ID = services->getVertexShaderConstantID("uTextureUsage1");
TextureUnit0ID = services->getVertexShaderConstantID("uTextureUnit0");
TextureUnit1ID = services->getVertexShaderConstantID("uTextureUnit1");
FirstUpdate = false;
}
core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
Matrix = driver->getTransform(ETS_TEXTURE_1);
services->setPixelShaderConstant(TMatrix1ID, Matrix.pointer(), 16);
services->setPixelShaderConstant(ModulateID, &Modulate, 1);
services->setPixelShaderConstant(TextureUsage0ID, &TextureUsage0, 1);
services->setPixelShaderConstant(TextureUsage1ID, &TextureUsage1, 1);
services->setPixelShaderConstant(TextureUnit0ID, &TextureUnit0, 1);
services->setPixelShaderConstant(TextureUnit1ID, &TextureUnit1, 1);
}
// EMT_SPHERE_MAP + EMT_REFLECTION_2_LAYER + EMT_TRANSPARENT_REFLECTION_2_LAYER
COGLES2MaterialReflectionCB::COGLES2MaterialReflectionCB() :
FirstUpdate(true), TMatrix0ID(-1), TextureUsage0ID(-1), TextureUsage1ID(-1), TextureUnit0ID(-1), TextureUnit1ID(-1),
TextureUsage0(0), TextureUsage1(0), TextureUnit0(0), TextureUnit1(1)
{
}
void COGLES2MaterialReflectionCB::OnSetMaterial(const SMaterial& material)
{
COGLES2MaterialBaseCB::OnSetMaterial(material);
TextureUsage0 = (material.TextureLayer[0].Texture) ? 1 : 0;
TextureUsage1 = (material.TextureLayer[1].Texture) ? 1 : 0;
}
void COGLES2MaterialReflectionCB::OnSetConstants(IMaterialRendererServices* services, s32 userData)
{
COGLES2MaterialBaseCB::OnSetConstants(services, userData);
IVideoDriver* driver = services->getVideoDriver();
if (FirstUpdate)
{
TMatrix0ID = services->getVertexShaderConstantID("uTMatrix0");
TextureUsage0ID = services->getVertexShaderConstantID("uTextureUsage0");
TextureUsage1ID = services->getVertexShaderConstantID("uTextureUsage1");
TextureUnit0ID = services->getVertexShaderConstantID("uTextureUnit0");
TextureUnit1ID = services->getVertexShaderConstantID("uTextureUnit1");
FirstUpdate = false;
}
core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
services->setPixelShaderConstant(TextureUsage0ID, &TextureUsage0, 1);
services->setPixelShaderConstant(TextureUsage1ID, &TextureUsage1, 1);
services->setPixelShaderConstant(TextureUnit0ID, &TextureUnit0, 1);
services->setPixelShaderConstant(TextureUnit1ID, &TextureUnit1, 1);
}
// EMT_ONETEXTURE_BLEND
COGLES2MaterialOneTextureBlendCB::COGLES2MaterialOneTextureBlendCB() :
FirstUpdate(true), TMatrix0ID(-1), BlendTypeID(-1), TextureUsage0ID(-1), TextureUnit0ID(-1), BlendType(0), TextureUsage0(0), TextureUnit0(0)
{
}
void COGLES2MaterialOneTextureBlendCB::OnSetMaterial(const SMaterial& material)
{
COGLES2MaterialBaseCB::OnSetMaterial(material);
BlendType = 0;
E_BLEND_FACTOR srcRGBFact,dstRGBFact,srcAlphaFact,dstAlphaFact;
E_MODULATE_FUNC modulate;
u32 alphaSource;
unpack_textureBlendFuncSeparate(srcRGBFact, dstRGBFact, srcAlphaFact, dstAlphaFact, modulate, alphaSource, material.MaterialTypeParam);
if (textureBlendFunc_hasAlpha(srcRGBFact) || textureBlendFunc_hasAlpha(dstRGBFact) || textureBlendFunc_hasAlpha(srcAlphaFact) || textureBlendFunc_hasAlpha(dstAlphaFact))
{
if (alphaSource == EAS_VERTEX_COLOR)
{
BlendType = 1;
}
else if (alphaSource == EAS_TEXTURE)
{
BlendType = 2;
}
}
TextureUsage0 = (material.TextureLayer[0].Texture) ? 1 : 0;
}
void COGLES2MaterialOneTextureBlendCB::OnSetConstants(IMaterialRendererServices* services, s32 userData)
{
COGLES2MaterialBaseCB::OnSetConstants(services, userData);
IVideoDriver* driver = services->getVideoDriver();
if (FirstUpdate)
{
TMatrix0ID = services->getVertexShaderConstantID("uTMatrix0");
BlendTypeID = services->getVertexShaderConstantID("uBlendType");
TextureUsage0ID = services->getVertexShaderConstantID("uTextureUsage0");
TextureUnit0ID = services->getVertexShaderConstantID("uTextureUnit0");
FirstUpdate = false;
}
core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
services->setPixelShaderConstant(BlendTypeID, &BlendType, 1);
services->setPixelShaderConstant(TextureUsage0ID, &TextureUsage0, 1);
services->setPixelShaderConstant(TextureUnit0ID, &TextureUnit0, 1);
}
}
}
#endif