X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Feffects%2Fambientocclusion.h;h=fd3b6574cbbdfec1b83b2244d1e5e744cf003532;hb=a313d4a1050815d987f855cafaea046dba158625;hp=6c2c5d7eea938daa6be0e6e5ce2387dd2a361660;hpb=7aaec9a70b8d7733429bec043f8e33e02956f266;p=libs%2Fgl.git

diff --git a/source/effects/ambientocclusion.h b/source/effects/ambientocclusion.h
index 6c2c5d7e..fd3b6574 100644
--- a/source/effects/ambientocclusion.h
+++ b/source/effects/ambientocclusion.h
@@ -1,18 +1,15 @@
 #ifndef MSP_GL_AMBIENTOCCLUSION_H_
 #define MSP_GL_AMBIENTOCCLUSION_H_
 
-#include "framebuffer.h"
-#include "mesh.h"
 #include "postprocessor.h"
-#include "program.h"
 #include "programdata.h"
 #include "rendertarget.h"
-#include "texture2d.h"
-#include "texturing.h"
 
 namespace Msp {
 namespace GL {
 
+class Program;
+
 /**
 Implements screen-space ambient occlusion.
 
@@ -40,21 +37,22 @@ public:
 	};
 
 private:
-	Texture2D rotate_lookup;
+	const Texture2D &rotate_lookup;
 	RenderTarget occlude_target;
-	Texturing texturing;
-	Program occlude_shader;
-	Program combine_shader;
+	const Program &occlude_shader;
+	const Program &combine_shader;
 	mutable ProgramData shdata;
-	RefPtr<Mesh> quad;
-	RefPtr<Sampler> linear_sampler;
-	RefPtr<Sampler> nearest_sampler;
+	const Mesh &quad;
+	const Sampler &linear_sampler;
+	const Sampler &nearest_clamp_sampler;
+	const Sampler &nearest_sampler;
 
 public:
 	AmbientOcclusion(unsigned, unsigned, float = 1.0f);
 
 private:
-	static float random(unsigned &);
+	static const Texture2D &get_or_create_rotate_lookup();
+	static float radical_inverse(unsigned);
 
 public:
 	void set_n_samples(unsigned);
@@ -64,6 +62,8 @@ public:
 	void set_darkness(float);
 
 	virtual void render(Renderer &, const Texture2D &, const Texture2D &);
+
+	virtual void set_debug_name(const std::string &);
 };
 
 } // namespace GL