1 files changed, 117 insertions, 0 deletions

diff --git a/Source/modules/asura-core/Graphics/Shader.h b/Source/modules/asura-core/Graphics/Shader.h
new file mode 100644
index 0000000..615b028
--- /dev/null
+++ b/Source/modules/asura-core/Graphics/Shader.h
@@ -0,0 +1,117 @@
+#ifndef _ASURA_ENGINE_SHADER_H_
+#define _ASURA_ENGINE_SHADER_H_
+
+#include <map>
+#include <string>
+
+#include <asura-base/Exception.h>
+#include <asura-base/Scripting/Scripting.h>
+#include <asura-base/FileSystem/Renewable.h>
+#include <asura-base/Math/Vector2.hpp>
+#include <asura-base/Math/vector3.hpp>
+#include <asura-base/Math/vector4.h>
+#include <asura-base/Math/matrix44.h>
+#include <asura-base/Utilities/Stringmap.hpp>
+#include <asura-base/Manager.hpp>
+
+#include "GfxDevice.h"
+#include "Color.h"
+#include "Texture.h"
+#include "VertexBuffer.h"
+#include "IndexBuffer.h"
+
+namespace_begin(AsuraEngine)
+namespace_begin(Graphics)
+
+///
+/// һ��shader��һ���ڲ��ʼ乲���ij���Shader����������uniforms�Ͷ������ݣ�ֻ�ṩ���� uniforms��use��ɫ
+/// ���ķ������༭�����ÿ��shader����ͨ��shader�����ҵ�������uniforms����������¶��framework��material
+/// ���á�
+///
+class Shader ASURA_FINAL
+	: public Scripting::Portable<Shader>
+	, public AEFileSystem::Renewable
+{
+public:
+
+	Shader();
+
+	~Shader();
+
+	static void    SetActive(Shader* shader);
+	static Shader* GetActive();
+
+	bool Load(const std::string& vert, const std::string& frag) ASURA_THROW(Exception);
+
+	// ʹ��SetActive�л�shaderʱ����
+	void OnEnable();  
+	void OnDisable(); 
+	// Draw call֮�����
+	void OnUsed();
+			
+	void SetAttribute(int loc, VertexBuffer* vbo, uint offseti = 0, uint stridei = 0, bool normalized = false);
+	int  GetAttributeLocation(const std::string& attribute);
+	void DisableAttribute(int loc);
+
+	bool HasUniform(const std::string& uniform);
+	uint GetUniformLocation(const std::string& uniform);
+	void SetUniformFloat(uint loc, float value);
+	void SetUniformVector2(uint loc, const Math::Vector2f& vec2);
+	void SetUniformVector3(uint loc, const Math::Vector3f& vec3);
+	void SetUniformVector4(uint loc, const Math::Vector4f& vec4);
+	void SetUniformColor(uint loc, const Color& color);
+	void SetUniformMatrix44(uint loc, const Math::Matrix44& mat44);
+	bool SetUniformTexture(uint loc, const Texture& texture);
+
+	float            GetUniformFloat(uint loc);
+	AEMath::Vector2f GetUniformVector2(uint loc);
+	AEMath::Vector3f GetUniformVector3(uint loc);
+	AEMath::Vector4f GetUniformVector4s(uint loc);
+	AEMath::Matrix44 GetUniformMatrix44(uint loc);
+
+	GLuint GetGLProgram();
+
+	static uint GetGLTextureUnitCount();
+
+private:
+
+	bool CompileVertexShader(const std::string& vert, std::string& outError);
+	bool CompileFragementShader(const std::string& frag, std::string& outError);
+
+	std::string GetProgramWarnings();
+	std::string GetShaderWarnings(GLuint shader);
+
+	GLuint m_Program;
+	GLuint m_VertShader;
+	GLuint m_FragShader;
+
+luaxport: 
+
+	LUAX_DECL_FACTORY(Shader);
+
+	LUAX_DECL_METHOD(_New);
+	LUAX_DECL_METHOD(_Load);
+	LUAX_DECL_METHOD(_Update);
+	LUAX_DECL_METHOD(_HasUniform);
+	LUAX_DECL_METHOD(_GetUniformLocation);
+	LUAX_DECL_METHOD(_SetUniformFloat);
+	LUAX_DECL_METHOD(_SetUniformTexture);
+	LUAX_DECL_METHOD(_SetUniformVector2);
+	LUAX_DECL_METHOD(_SetUniformVector3);
+	LUAX_DECL_METHOD(_SetUniformVector4);
+	LUAX_DECL_METHOD(_SetUniformColor);
+
+	LUAX_DECL_METHOD(_GetAttributeLocation);
+	LUAX_DECL_METHOD(_SetAttribute);
+	LUAX_DECL_METHOD(_DisableAttribute);
+
+	LUAX_DECL_METHOD(_SetBuiltInUniforms);
+
+};
+		
+typedef Shader GpuProgram; 
+
+namespace_end
+namespace_end
+
+#endif
\ No newline at end of file