X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fpostprocessor.h;h=6e3153dab69f9dea7639ffc675ad4386c8d45725;hp=d9489de2c65999a73644df932fe17c26f442d519;hb=40e1eba6c489e11a4c9b8865ddcd3ec3d9f83818;hpb=afd943c2bf1dd289565be557fa778248fee54247

diff --git a/source/postprocessor.h b/source/postprocessor.h
index d9489de2..6e3153da 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;
 
@@ -15,19 +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;
+	};
+
 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 &) { }
+
+	virtual void render(Renderer &, 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. */
+	/** Returns a vertex shader suitable for rendering a full-screen quad.
+	Input vertices are assumed to be in normalized device coordinates; no
+	transform is performed.  The shader provides a varying vec2 texcoord for
+	a fragment shader to access textures.
+	
+	Deprecated in favor of the builtin postprocess.glsl module. */
 	static Shader &get_fullscreen_vertex_shader();
 
 	/** Returns a mesh consisting of a single quad, covering the entire screen.