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