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// Copyright (C) 2013 Patryk Nadrowski
// Heavily based on the OpenGL driver implemented by Nikolaus Gebhardt
// OpenGL ES driver implemented by Christian Stehno and first OpenGL ES 2.0
// driver implemented by Amundis.
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#ifndef __C_OGLES2_SL_MATERIAL_RENDERER_H_INCLUDED__
#define __C_OGLES2_SL_MATERIAL_RENDERER_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_OGLES2_
#if defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
#include "glad/gl.h"
#elif defined (IOS_STK)
#include <OpenGLES/ES2/gl.h>
#include <OpenGLES/ES2/glext.h>
#else
#include <GLES2/gl2.h>
#include <EGL/eglplatform.h>
#endif
#include "EMaterialTypes.h"
#include "EVertexAttributes.h"
#include "IMaterialRenderer.h"
#include "IMaterialRendererServices.h"
#include "IGPUProgrammingServices.h"
#include "IShaderConstantSetCallBack.h"
#include "irrArray.h"
#include "irrString.h"
namespace irr
{
namespace video
{
class COGLES2Driver;
//! Class for using GLSL shaders with OpenGL ES 2.0
//! Please note: This renderer implements its own IMaterialRendererServices
class COGLES2MaterialRenderer : public IMaterialRenderer, public IMaterialRendererServices
{
public:
//! Constructor
COGLES2MaterialRenderer(
COGLES2Driver* driver,
s32& outMaterialTypeNr,
const c8* vertexShaderProgram = 0,
const c8* pixelShaderProgram = 0,
IShaderConstantSetCallBack* callback = 0,
E_MATERIAL_TYPE baseMaterial = EMT_SOLID,
s32 userData = 0);
//! Destructor
virtual ~COGLES2MaterialRenderer();
GLuint getProgram() const;
virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial,
bool resetAllRenderstates, IMaterialRendererServices* services);
virtual bool OnRender(IMaterialRendererServices* service, E_VERTEX_TYPE vtxtype);
virtual void OnUnsetMaterial();
//! Returns if the material is transparent.
virtual bool isTransparent() const;
// implementations for the render services
virtual void setBasicRenderStates(const SMaterial& material, const SMaterial& lastMaterial, bool resetAllRenderstates);
virtual s32 getVertexShaderConstantID(const c8* name);
virtual s32 getPixelShaderConstantID(const c8* name);
virtual void setVertexShaderConstant(const f32* data, s32 startRegister, s32 constantAmount=1);
virtual void setPixelShaderConstant(const f32* data, s32 startRegister, s32 constantAmount=1);
virtual bool setVertexShaderConstant(s32 index, const f32* floats, int count);
virtual bool setVertexShaderConstant(s32 index, const s32* ints, int count);
virtual bool setPixelShaderConstant(s32 index, const f32* floats, int count);
virtual bool setPixelShaderConstant(s32 index, const s32* ints, int count);
virtual IVideoDriver* getVideoDriver();
protected:
//! constructor only for use by derived classes who want to
//! create a fall back material for example.
COGLES2MaterialRenderer(COGLES2Driver* driver,
IShaderConstantSetCallBack* callback = 0,
E_MATERIAL_TYPE baseMaterial = EMT_SOLID,
s32 userData = 0);
void init(s32& outMaterialTypeNr, const c8* vertexShaderProgram, const c8* pixelShaderProgram, bool addMaterial = true);
bool createShader(GLenum shaderType, const char* shader);
bool linkProgram();
COGLES2Driver* Driver;
IShaderConstantSetCallBack* CallBack;
bool Alpha;
bool Blending;
bool FixedBlending;
struct SUniformInfo
{
core::stringc name;
GLenum type;
GLint location;
};
GLuint Program;
core::array<SUniformInfo> UniformInfo;
s32 UserData;
};
} // end namespace video
} // end namespace irr
#endif // compile with OpenGL ES 2.0
#endif // if included
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