X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fpostprocessor.h;h=daaf434efe06028c7891cfa3f1685139099a152a;hb=47bfbdc8cf844aa079995fca34a3b906b49a4f66;hp=d9489de2c65999a73644df932fe17c26f442d519;hpb=afd943c2bf1dd289565be557fa778248fee54247;p=libs%2Fgl.git

diff --git a/source/postprocessor.h b/source/postprocessor.h
index d9489de2..daaf434e 100644
--- a/source/postprocessor.h
+++ b/source/postprocessor.h
@@ -1,10 +1,13 @@
 #ifndef MSP_GL_POSTPROCESSOR_H_
 #define MSP_GL_POSTPROCESSOR_H_
 
+#include <msp/datafile/objectloader.h>
+
 namespace Msp {
 namespace GL {
 
 class Mesh;
+class Renderer;
 class Shader;
 class Texture2D;
 
@@ -15,27 +18,40 @@ process.
 */
 class PostProcessor
 {
+public:
+	struct Template
+	{
+		class Loader: public Msp::DataFile::ObjectLoader<Template>
+		{
+		public:
+			Loader(Template &);
+		};
+
+		unsigned size_divisor;
+
+		Template();
+		virtual ~Template() { }
+
+		virtual PostProcessor *create(unsigned, unsigned) const = 0;
+	};
+
+private:
+	static WeakPtr<Mesh> fullscreen_quad;
+
 protected:
 	PostProcessor() { }
 public:
 	virtual ~PostProcessor() { }
 
 	/// Renders the effect.
-	virtual void render(const Texture2D &color, const Texture2D &depth) = 0;
+	virtual void render(const Texture2D &, const Texture2D &) { }
 
-protected:
-	/** Returns a vertex shader suitable for rendering a fullscreen quad.  Input
-	vertices are assumed to be in normalized device coordinates; no transform is
-	done.  The shader provides a varying vec2 texcoord for fragment a shader to
-	access textures. */
-	static Shader &get_fullscreen_vertex_shader();
+	virtual void render(Renderer &, const Texture2D &, const Texture2D &);
 
+protected:
 	/** Returns a mesh consisting of a single quad, covering the entire screen.
 	The vertices are in normalized device coordinates. */
-	static const Mesh &get_fullscreen_quad();
-
-private:
-	static const Mesh &create_fullscreen_quad();
+	static RefPtr<Mesh> get_fullscreen_quad();
 };
 
 } // namespace GL