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-rw-r--r--shader.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/shader.h b/shader.h
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index 0000000..d4ad263
--- /dev/null
+++ b/shader.h
@@ -0,0 +1,54 @@
+#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:
+ void shader_source(const char *filename);
+ void shader_source(std::string& filename);
+ unsigned int shader;
+ public:
+ GLBaseShader(GLenum);
+ ~GLBaseShader();
+};
+
+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();
+ ~GLShaderProgram();
+
+ void attach(GLBaseShader&);
+ void detach(GLBaseShader&);
+ void link();
+ void use();
+};
+
+#endif