X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fshader.h;h=bab11a7e9603e8bcc32652427b20ade4e7796267;hp=4e02b08464ffbb2dbd00ef24806c7311a7d6c8d5;hb=b38a4cba9d2a9963a0937757eff9e955f18ddf2a;hpb=1431f24f29bd6862d547b831c40b2686ff56d1ef

diff --git a/source/shader.h b/source/shader.h
index 4e02b084..bab11a7e 100644
--- a/source/shader.h
+++ b/source/shader.h
@@ -1,43 +1,63 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #ifndef MSP_GL_SHADER_H_
 #define MSP_GL_SHADER_H_
 
 #include <string>
-#include <GL/gl.h>
-#include "types.h"
+#include "gl.h"
 
 namespace Msp {
 namespace GL {
 
-enum ShaderType
-{
-	FRAGMENT_SHADER = GL_FRAGMENT_SHADER,
-	VERTEX_SHADER   = GL_VERTEX_SHADER
-};
+/**
+A single shader stage.  Shaders must be attached to a Program to be used.
 
+This class can't be instantiated directly.  Use one of the VertexShader and
+FragmentShader classes to create Shaders.
+*/
 class Shader
 {
+private:
+	unsigned id;
+	bool compiled;
+
+protected:
+	Shader(GLenum t);
+	Shader(GLenum t, const std::string &);
+private:
+	void init(GLenum);
 public:
-	Shader(ShaderType t);
-	~Shader();
+	virtual ~Shader();
 
-	void source(sizei count, const char **str, const int *len);
+	void source(unsigned count, const char **str, const int *len);
 	void source(const std::string &str);
 	void source(const char *str, int len);
-	bool compile();
-	uint get_id() const { return id; }
-	bool get_compiled() const { return compiled; }
-	int get_param(GLenum param) const;
+	void compile();
+	unsigned get_id() const { return id; }
+	bool is_compiled() const { return compiled; }
 	std::string get_info_log() const;
-private:
-	uint id;
-	bool compiled;
+};
+
+
+class VertexShader: public Shader
+{
+public:
+	VertexShader();
+	VertexShader(const std::string &);
+};
+
+
+class FragmentShader: public Shader
+{
+public:
+	FragmentShader();
+	FragmentShader(const std::string &);
+};
+
+
+class GeometryShader: public Shader
+{
+public:
+	GeometryShader();
+	GeometryShader(const std::string &);
 };
 
 } // namespace GL