Adding GfxDriver/OpenGL/OpenGLShaderProgram class

source/GfxDriver/OpenGL/OpenGLShaderProgram.h

@@ -0,0 +1,70 @@
+
+#ifndef SPECTRE_GFXDRIVER_OPENGL_OPENGLSHADERPROGRAM_H
+#define SPECTRE_GFXDRIVER_OPENGL_OPENGLSHADERPROGRAM_H
+
+#include <Graphics/GL/gl.h>
+#include <Spectre/GfxDriver/ShaderProgram.h>
+
+namespace sp {
+
+class OpenGLShaderProgram : public ShaderProgram
+{
+public:
+	OpenGLShaderProgram();
+	virtual ~OpenGLShaderProgram();
+
+	// Load a shader from memory.
+	virtual bool loadFromMemory(const std::string& source, ShaderType type);
+
+	// Link the program.
+	virtual bool link();
+
+	// Enable this shader
+	// All shader operations after this call will affect this shader.
+	virtual void enable() const;
+
+	// Disable this shader
+	// Operations will no longer affect this shader after this call.
+	virtual void disable() const;
+
+	// ---------------------
+	// Variables.
+	// ---------------------
+
+	virtual bool setMVPMatrix(const Matrix4f& matrix);
+
+	// ---------------------
+	//  General Variables.
+	// ---------------------
+
+	virtual bool setAttribute(const std::string& name, float value) const;
+
+	virtual bool setAttribute(const std::string& name, const Matrix4f& matrix) const;
+
+	virtual bool setUniform(const std::string& name, const Matrix4f& matrix) const;
+
+	virtual bool setUniform(const std::string& name, const Color& color) const;
+
+protected :
+
+	// Compile a shader.
+	bool compileShader(GLuint id);
+
+	// Attach shader to program.
+	bool attachShader(GLuint id);
+
+	bool getAttribLoc(const std::string& name, int& loc) const;
+
+	bool getUniformLoc(const std::string& name, int& loc) const;
+
+	std::string fetchErrorLog() const;
+
+protected :
+
+	// Program ID
+	GLuint m_id;
+};
+
+} // namespace sp
+
+#endif /* SPECTRE_GFXDRIVER_OPENGL_OPENGLSHADERPROGRAM_H */