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
2025-07-02 08:10:26 +02:00 · 2020-01-03 19:05:16 +00:00
commit 2ae2a551a6
2007 changed files with 635880 additions and 0 deletions
--- a/source/Irrlicht/COpenGLSLMaterialRenderer.h
+++ b/source/Irrlicht/COpenGLSLMaterialRenderer.h
@ -0,0 +1,134 @@
+// 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_SHADER_LANGUAGE_MATERIAL_RENDERER_H_INCLUDED__
+#define __C_OPENGL_SHADER_LANGUAGE_MATERIAL_RENDERER_H_INCLUDED__
+
+#include "IrrCompileConfig.h"
+
+#ifdef _IRR_COMPILE_WITH_OPENGL_
+
+#include "EMaterialTypes.h"
+#include "IMaterialRenderer.h"
+#include "IMaterialRendererServices.h"
+#include "IGPUProgrammingServices.h"
+#include "irrArray.h"
+#include "irrString.h"
+
+#include "COpenGLCommon.h"
+
+namespace irr
+{
+namespace video
+{
+
+class COpenGLDriver;
+class IShaderConstantSetCallBack;
+
+//! Class for using GLSL shaders with OpenGL
+//! Please note: This renderer implements its own IMaterialRendererServices
+class COpenGLSLMaterialRenderer : public IMaterialRenderer, public IMaterialRendererServices
+{
+public:
+
+	//! Constructor
+	COpenGLSLMaterialRenderer(
+		COpenGLDriver* driver,
+		s32& outMaterialTypeNr,
+		const c8* vertexShaderProgram = 0,
+		const c8* vertexShaderEntryPointName = 0,
+		E_VERTEX_SHADER_TYPE vsCompileTarget = video::EVST_VS_1_1,
+		const c8* pixelShaderProgram = 0,
+		const c8* pixelShaderEntryPointName = 0,
+		E_PIXEL_SHADER_TYPE psCompileTarget = video::EPST_PS_1_1,
+		const c8* geometryShaderProgram = 0,
+		const c8* geometryShaderEntryPointName = "main",
+		E_GEOMETRY_SHADER_TYPE gsCompileTarget = EGST_GS_4_0,
+		scene::E_PRIMITIVE_TYPE inType = scene::EPT_TRIANGLES,
+		scene::E_PRIMITIVE_TYPE outType = scene::EPT_TRIANGLE_STRIP,
+		u32 verticesOut = 0,
+		IShaderConstantSetCallBack* callback = 0,
+		E_MATERIAL_TYPE baseMaterial = EMT_SOLID,
+		s32 userData = 0);
+
+	//! Destructor
+	virtual ~COpenGLSLMaterialRenderer();
+
+	virtual void OnSetMaterial(const SMaterial& material, const SMaterial& lastMaterial,
+		bool resetAllRenderstates, IMaterialRendererServices* services) _IRR_OVERRIDE_;
+
+	virtual bool OnRender(IMaterialRendererServices* service, E_VERTEX_TYPE vtxtype) _IRR_OVERRIDE_;
+
+	virtual void OnUnsetMaterial() _IRR_OVERRIDE_;
+
+	//! Returns if the material is transparent.
+	virtual bool isTransparent() const _IRR_OVERRIDE_;
+
+	//! Access the callback provided by the users when creating shader materials
+	virtual IShaderConstantSetCallBack* getShaderConstantSetCallBack() const _IRR_OVERRIDE_
+	{ 
+		return CallBack;
+	}
+
+	// implementations for the render services
+	virtual void setBasicRenderStates(const SMaterial& material, const SMaterial& lastMaterial, bool resetAllRenderstates) _IRR_OVERRIDE_;
+	virtual s32 getVertexShaderConstantID(const c8* name) _IRR_OVERRIDE_;
+	virtual s32 getPixelShaderConstantID(const c8* name) _IRR_OVERRIDE_;
+	virtual void setVertexShaderConstant(const f32* data, s32 startRegister, s32 constantAmount=1) _IRR_OVERRIDE_;
+	virtual void setPixelShaderConstant(const f32* data, s32 startRegister, s32 constantAmount=1) _IRR_OVERRIDE_;
+	virtual bool setVertexShaderConstant(s32 index, const f32* floats, int count) _IRR_OVERRIDE_;
+	virtual bool setVertexShaderConstant(s32 index, const s32* ints, int count) _IRR_OVERRIDE_;
+	virtual bool setPixelShaderConstant(s32 index, const f32* floats, int count) _IRR_OVERRIDE_;
+	virtual bool setPixelShaderConstant(s32 index, const s32* ints, int count) _IRR_OVERRIDE_;
+	virtual IVideoDriver* getVideoDriver() _IRR_OVERRIDE_;
+
+protected:
+
+	//! constructor only for use by derived classes who want to
+	//! create a fall back material for example.
+	COpenGLSLMaterialRenderer(COpenGLDriver* driver,
+					IShaderConstantSetCallBack* callback,
+					E_MATERIAL_TYPE baseMaterial,
+					s32 userData=0);
+
+	void init(s32& outMaterialTypeNr,
+		const c8* vertexShaderProgram,
+		const c8* pixelShaderProgram,
+		const c8* geometryShaderProgram,
+		scene::E_PRIMITIVE_TYPE inType=scene::EPT_TRIANGLES,
+		scene::E_PRIMITIVE_TYPE outType=scene::EPT_TRIANGLE_STRIP,
+		u32 verticesOut=0);
+
+	bool createProgram();
+	bool createShader(GLenum shaderType, const char* shader);
+	bool linkProgram();
+
+	COpenGLDriver* Driver;
+	IShaderConstantSetCallBack* CallBack;
+
+	bool Alpha;
+	bool Blending;
+	bool FixedBlending;
+	bool AlphaTest;
+
+	struct SUniformInfo
+	{
+		core::stringc name;
+		GLenum type;
+		GLint location;
+	};
+
+	GLhandleARB Program;
+	GLuint Program2;
+	core::array<SUniformInfo> UniformInfo;
+	s32 UserData;
+};
+
+
+} // end namespace video
+} // end namespace irr
+
+#endif // compile with OpenGL
+#endif // if included
+