From 7028cbe09c688437910a25623098762bf0fa592d Mon Sep 17 00:00:00 2001 From: David Walter Seikel Date: Mon, 28 Mar 2016 22:28:34 +1000 Subject: Move Irrlicht to src/others. --- .../source/Irrlicht/COpenGLMaterialRenderer.h | 756 +++++++++++++++++++++ 1 file changed, 756 insertions(+) create mode 100644 src/others/irrlicht-1.8.1/source/Irrlicht/COpenGLMaterialRenderer.h (limited to 'src/others/irrlicht-1.8.1/source/Irrlicht/COpenGLMaterialRenderer.h') diff --git a/src/others/irrlicht-1.8.1/source/Irrlicht/COpenGLMaterialRenderer.h b/src/others/irrlicht-1.8.1/source/Irrlicht/COpenGLMaterialRenderer.h new file mode 100644 index 0000000..ea84a54 --- /dev/null +++ b/src/others/irrlicht-1.8.1/source/Irrlicht/COpenGLMaterialRenderer.h @@ -0,0 +1,756 @@ +// Copyright (C) 2002-2012 Nikolaus Gebhardt +// This file is part of the "Irrlicht Engine". +// For conditions of distribution and use, see copyright notice in irrlicht.h + +#ifndef __C_OPENGL_MATERIAL_RENDERER_H_INCLUDED__ +#define __C_OPENGL_MATERIAL_RENDERER_H_INCLUDED__ + +#include "IrrCompileConfig.h" +#ifdef _IRR_COMPILE_WITH_OPENGL_ + +#include "COpenGLDriver.h" +#include "IMaterialRenderer.h" + +namespace irr +{ +namespace video +{ + +//! Base class for all internal OpenGL material renderers +class COpenGLMaterialRenderer : public IMaterialRenderer +{ +public: + + //! Constructor + COpenGLMaterialRenderer(video::COpenGLDriver* driver) : Driver(driver) + { + } + +protected: + + video::COpenGLDriver* Driver; +}; + + +//! Solid material renderer +class COpenGLMaterialRenderer_SOLID : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_SOLID(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (resetAllRenderstates || (material.MaterialType != lastMaterial.MaterialType)) + { + // thanks to Murphy, the following line removed some + // bugs with several OpenGL implementations. + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + } + } +}; + + +//! Generic Texture Blend +class COpenGLMaterialRenderer_ONETEXTURE_BLEND : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_ONETEXTURE_BLEND(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + +// if (material.MaterialType != lastMaterial.MaterialType || +// material.MaterialTypeParam != lastMaterial.MaterialTypeParam || +// resetAllRenderstates) + { + E_BLEND_FACTOR srcFact,dstFact; + E_MODULATE_FUNC modulate; + u32 alphaSource; + unpack_textureBlendFunc(srcFact, dstFact, modulate, alphaSource, material.MaterialTypeParam); + +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, (f32) modulate ); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, (f32) modulate ); +#endif + + glBlendFunc(Driver->getGLBlend(srcFact), Driver->getGLBlend(dstFact)); + glEnable(GL_ALPHA_TEST); + glAlphaFunc(GL_GREATER, 0.f); + glEnable(GL_BLEND); + + if ( textureBlendFunc_hasAlpha(srcFact) || textureBlendFunc_hasAlpha(dstFact) ) + { + if (alphaSource==EAS_VERTEX_COLOR) + { +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PRIMARY_COLOR_ARB); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_PRIMARY_COLOR_EXT); +#endif + } + else if (alphaSource==EAS_TEXTURE) + { +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_TEXTURE); +#endif + } + else + { +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PRIMARY_COLOR_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA_ARB, GL_TEXTURE); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_PRIMARY_COLOR_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA_EXT, GL_TEXTURE); +#endif + } + } + } + } + + virtual void OnUnsetMaterial() + { + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, 1.f ); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 1.f ); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); +#endif + + glDisable(GL_BLEND); + glDisable(GL_ALPHA_TEST); + } + + //! Returns if the material is transparent. + /** Is not always transparent, but mostly. */ + virtual bool isTransparent() const + { + return true; + } +}; + + +//! Solid 2 layer material renderer +class COpenGLMaterialRenderer_SOLID_2_LAYER : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_SOLID_2_LAYER(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(2); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PRIMARY_COLOR_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_INTERPOLATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE2_RGB_ARB, GL_PRIMARY_COLOR); + glTexEnvf(GL_TEXTURE_ENV, GL_OPERAND2_RGB_ARB, GL_SRC_ALPHA); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_PRIMARY_COLOR_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_INTERPOLATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE2_RGB_EXT, GL_PRIMARY_COLOR); + glTexEnvf(GL_TEXTURE_ENV, GL_OPERAND2_RGB_EXT, GL_SRC_ALPHA); +#endif + } + } + } + + virtual void OnUnsetMaterial() + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_OPERAND2_RGB_ARB, GL_SRC_COLOR); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_OPERAND2_RGB_EXT, GL_SRC_COLOR); +#endif + Driver->extGlActiveTexture(GL_TEXTURE0_ARB); + } + } +}; + + +//! Transparent add color material renderer +class COpenGLMaterialRenderer_TRANSPARENT_ADD_COLOR : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_TRANSPARENT_ADD_COLOR(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if ((material.MaterialType != lastMaterial.MaterialType) || resetAllRenderstates) + { + glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_COLOR); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + glEnable(GL_BLEND); + } + } + + virtual void OnUnsetMaterial() + { + glDisable(GL_BLEND); + } + + //! Returns if the material is transparent. + virtual bool isTransparent() const + { + return true; + } +}; + + +//! Transparent vertex alpha material renderer +class COpenGLMaterialRenderer_TRANSPARENT_VERTEX_ALPHA : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_TRANSPARENT_VERTEX_ALPHA(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PRIMARY_COLOR_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_PRIMARY_COLOR_EXT ); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); +#endif + glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + glEnable(GL_BLEND); + } + } + + virtual void OnUnsetMaterial() + { + // default values + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_MODULATE ); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE ); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_MODULATE ); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_TEXTURE ); +#endif + glDisable(GL_BLEND); + } + + //! Returns if the material is transparent. + virtual bool isTransparent() const + { + return true; + } +}; + + +//! Transparent alpha channel material renderer +class COpenGLMaterialRenderer_TRANSPARENT_ALPHA_CHANNEL : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_TRANSPARENT_ALPHA_CHANNEL(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates + || material.MaterialTypeParam != lastMaterial.MaterialTypeParam ) + { +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_TEXTURE); +#endif + glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + glEnable(GL_BLEND); + glEnable(GL_ALPHA_TEST); + + glAlphaFunc(GL_GREATER, material.MaterialTypeParam); + } + } + + virtual void OnUnsetMaterial() + { + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_MODULATE ); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_MODULATE ); +#endif + glDisable(GL_ALPHA_TEST); + glDisable(GL_BLEND); + } + + //! Returns if the material is transparent. + virtual bool isTransparent() const + { + return true; + } +}; + + +//! Transparent alpha channel material renderer +class COpenGLMaterialRenderer_TRANSPARENT_ALPHA_CHANNEL_REF : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_TRANSPARENT_ALPHA_CHANNEL_REF(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { + glEnable(GL_ALPHA_TEST); + glAlphaFunc(GL_GREATER, 0.5f); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + } + } + + virtual void OnUnsetMaterial() + { + glDisable(GL_ALPHA_TEST); + } + + //! Returns if the material is transparent. + virtual bool isTransparent() const + { + return false; // this material is not really transparent because it does no blending. + } +}; + + +//! material renderer for all kinds of lightmaps +class COpenGLMaterialRenderer_LIGHTMAP : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_LIGHTMAP(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(2); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { + // diffuse map + + switch (material.MaterialType) + { + case EMT_LIGHTMAP_LIGHTING: + case EMT_LIGHTMAP_LIGHTING_M2: + case EMT_LIGHTMAP_LIGHTING_M4: + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + break; + case EMT_LIGHTMAP_ADD: + case EMT_LIGHTMAP: + case EMT_LIGHTMAP_M2: + case EMT_LIGHTMAP_M4: + default: + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); + break; + } + + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + // lightmap + + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); +#ifdef GL_ARB_texture_env_combine + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + + if (material.MaterialType == EMT_LIGHTMAP_ADD) + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_ADD); + else + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + + if (material.MaterialType == EMT_LIGHTMAP_ADD) + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_ADD); + else + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); + glTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA_EXT, GL_PREVIOUS_EXT); +#endif + + switch (material.MaterialType) + { + case EMT_LIGHTMAP_M4: + case EMT_LIGHTMAP_LIGHTING_M4: +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, 4.0f); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 4.0f); +#endif + break; + case EMT_LIGHTMAP_M2: + case EMT_LIGHTMAP_LIGHTING_M2: +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, 2.0f); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 2.0f); +#endif + break; + default: +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, 1.0f); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 1.0f); +#endif + } + Driver->extGlActiveTexture(GL_TEXTURE0_ARB); + } + } + } + + virtual void OnUnsetMaterial() + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); +#ifdef GL_ARB_texture_env_combine + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, 1.f ); +#else + glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 1.f ); +#endif + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + Driver->extGlActiveTexture(GL_TEXTURE0_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + } + } +}; + + + +//! detail map material renderer +class COpenGLMaterialRenderer_DETAIL_MAP : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_DETAIL_MAP(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(2); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { + // diffuse map is default modulated + + // detail map on second layer + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); +#ifdef GL_ARB_texture_env_combine + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_ADD_SIGNED_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_ADD_SIGNED_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); +#endif + } + } + } + + virtual void OnUnsetMaterial() + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + Driver->extGlActiveTexture(GL_TEXTURE0_ARB); + } + } +}; + + +//! sphere map material renderer +class COpenGLMaterialRenderer_SPHERE_MAP : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_SPHERE_MAP(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(1); + // texture needs to be flipped for OpenGL + core::matrix4 tmp = Driver->getTransform(ETS_TEXTURE_0); + tmp[5]*=-1; + Driver->setTransform(ETS_TEXTURE_0, tmp); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { + glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + + glEnable(GL_TEXTURE_GEN_S); + glEnable(GL_TEXTURE_GEN_T); + } + } + + virtual void OnUnsetMaterial() + { + glDisable(GL_TEXTURE_GEN_S); + glDisable(GL_TEXTURE_GEN_T); + } +}; + + +//! reflection 2 layer material renderer +class COpenGLMaterialRenderer_REFLECTION_2_LAYER : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_REFLECTION_2_LAYER(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(2); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); +#ifdef GL_ARB_texture_env_combine + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); +#endif + } + glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + glEnable(GL_TEXTURE_GEN_S); + glEnable(GL_TEXTURE_GEN_T); + } + } + + virtual void OnUnsetMaterial() + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + } + glDisable(GL_TEXTURE_GEN_S); + glDisable(GL_TEXTURE_GEN_T); + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE0_ARB); + } + } +}; + + +//! reflection 2 layer material renderer +class COpenGLMaterialRenderer_TRANSPARENT_REFLECTION_2_LAYER : public COpenGLMaterialRenderer +{ +public: + + COpenGLMaterialRenderer_TRANSPARENT_REFLECTION_2_LAYER(video::COpenGLDriver* d) + : COpenGLMaterialRenderer(d) {} + + virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial, + bool resetAllRenderstates, IMaterialRendererServices* services) + { + Driver->disableTextures(2); + Driver->setBasicRenderStates(material, lastMaterial, resetAllRenderstates); + + if (material.MaterialType != lastMaterial.MaterialType || resetAllRenderstates) + { +#ifdef GL_ARB_texture_env_combine + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_PREVIOUS_ARB); +#endif + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); +#ifdef GL_ARB_texture_env_combine + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PREVIOUS_ARB); +#else + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, GL_MODULATE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, GL_TEXTURE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_PREVIOUS_EXT); + glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, GL_REPLACE); + glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, GL_PREVIOUS_ARB); +#endif + } + glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + glEnable(GL_TEXTURE_GEN_S); + glEnable(GL_TEXTURE_GEN_T); + + glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + glEnable(GL_BLEND); + } + } + + virtual void OnUnsetMaterial() + { + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE1_ARB); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + } + glDisable(GL_TEXTURE_GEN_S); + glDisable(GL_TEXTURE_GEN_T); + if (Driver->queryFeature(EVDF_MULTITEXTURE)) + { + Driver->extGlActiveTexture(GL_TEXTURE0_ARB); + } + glDisable(GL_BLEND); + } + + //! Returns if the material is transparent. + virtual bool isTransparent() const + { + return true; + } +}; + +} // end namespace video +} // end namespace irr + +#endif +#endif + -- cgit v1.1