1 files changed, 56 insertions, 0 deletions
diff --git a/engine/shader.h b/engine/shader.h
new file mode 100644
index 0000000..012165a
--- /dev/null
+++ b/engine/shader.h
@@ -0,0 +1,56 @@
+#ifndef _SHADER_H_
+#define _SHADER_H_
+
+#include <iostream>
+#include <string>
+#define GL_GLEXT_PROTOTYPES
+#ifndef __APPLE__
+#include <GL/gl.h>
+#include <GL/glu.h>
+#else
+#include <OpenGL/gl.h>
+#include <OpenGL/glu.h>
+#endif
+
+class GLBaseShader {
+	friend class GLShaderProgram;
+
+	protected:
+		bool shader_source(const char *filename);
+		bool shader_source(std::string& filename);
+		unsigned int shader;
+	public:
+		GLBaseShader(GLenum);
+};
+
+class GLVertexShader : public GLBaseShader {
+	public:
+		GLVertexShader() : GLBaseShader(GL_VERTEX_SHADER) {};
+		GLVertexShader(const char *s) : GLBaseShader(GL_VERTEX_SHADER) { shader_source(s); };
+		GLVertexShader(std::string& s) : GLBaseShader(GL_VERTEX_SHADER) { shader_source(s); };
+};
+
+class GLFragmentShader : public GLBaseShader {
+	public:
+		GLFragmentShader() : GLBaseShader(GL_FRAGMENT_SHADER) {};
+		GLFragmentShader(const char *s) : GLBaseShader(GL_FRAGMENT_SHADER) { shader_source(s); };
+		GLFragmentShader(std::string& s) : GLBaseShader(GL_FRAGMENT_SHADER) { shader_source(s); };
+};
+
+class GLShaderProgram {
+	protected:
+		unsigned int program;
+	public:
+		GLShaderProgram();
+
+		bool attach(GLBaseShader&);
+		bool detach(GLBaseShader&);
+		bool link();
+		bool use();
+		void remove();
+};
+
+void print_ogl_error(GLenum);
+bool print_check_ogl_error();
+
+#endif