X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fambientocclusion.cpp;h=1b078cdc116a187a718e9d92b8ef97b3fd84f5ec;hb=4fe225bf15048fcb7a678370f87d09f2de37031a;hp=53b51e127d0993ce8e15093d1d1b1dc25c59c192;hpb=d1e3975c163694d7bca6417463462be950019e5e;p=libs%2Fgl.git

diff --git a/source/ambientocclusion.cpp b/source/ambientocclusion.cpp
index 53b51e12..1b078cdc 100644
--- a/source/ambientocclusion.cpp
+++ b/source/ambientocclusion.cpp
@@ -10,18 +10,12 @@ namespace Msp {
 namespace GL {
 
 AmbientOcclusion::AmbientOcclusion(unsigned w, unsigned h, float depth_ratio):
+	occlude_target(w, h, (RENDER_COLOR,RGB)),
 	occlude_shader("ambientocclusion_occlude.glsl"),
 	combine_shader("ambientocclusion_combine.glsl"),
 	quad(get_fullscreen_quad())
 {
-	occlusion.storage(RGB, w, h);
-	occlusion.set_min_filter(NEAREST);
-	occlusion.set_mag_filter(NEAREST);
-	occlusion.set_wrap(CLAMP_TO_EDGE);
-	fbo.attach(COLOR_ATTACHMENT0, occlusion, 0);
-	fbo.require_complete();
-
-	combine_texturing.attach(2, occlusion);
+	texturing.attach(2, occlude_target.get_target_texture(RENDER_COLOR));
 
 	rotate_lookup.storage(RGBA, 4, 4);
 	rotate_lookup.set_min_filter(NEAREST);
@@ -39,16 +33,13 @@ AmbientOcclusion::AmbientOcclusion(unsigned w, unsigned h, float depth_ratio):
 	}
 	rotate_lookup.image(0, RGBA, UNSIGNED_BYTE, data);
 
-	occlude_texturing.attach(1, rotate_lookup);
-
-	occlude_shdata.uniform("depth", 0);
-	occlude_shdata.uniform("rotate", 1);
-	occlude_shdata.uniform("screen_size", static_cast<float>(w), static_cast<float>(h));
+	texturing.attach(3, rotate_lookup);
 
-	combine_shdata.uniform("source", 1);
-	combine_shdata.uniform("depth", 0);
-	combine_shdata.uniform("occlusion", 2);
-	combine_shdata.uniform("screen_size", static_cast<float>(w), static_cast<float>(h));
+	shdata.uniform("source", 0);
+	shdata.uniform("depth", 1);
+	shdata.uniform("occlusion", 2);
+	shdata.uniform("rotate", 3);
+	shdata.uniform("screen_size", static_cast<float>(w), static_cast<float>(h));
 
 	set_depth_ratio(depth_ratio);
 	set_darkness(1.5);
@@ -58,33 +49,29 @@ void AmbientOcclusion::set_depth_ratio(float depth_ratio)
 {
 	depth_ratio = 1/depth_ratio;
 
-	occlude_shdata.uniform("depth_ratio", depth_ratio, 1+depth_ratio);
-	combine_shdata.uniform("depth_ratio", depth_ratio, 1+depth_ratio);
+	shdata.uniform("depth_ratio", depth_ratio, 1+depth_ratio);
 }
 
 void AmbientOcclusion::set_darkness(float darkness)
 {
-	occlude_shdata.uniform("darkness", darkness);
+	shdata.uniform("darkness", darkness);
 }
 
 void AmbientOcclusion::render(Renderer &renderer, const Texture2D &color, const Texture2D &depth)
 {
-	occlude_texturing.attach(0, depth);
-	combine_texturing.attach(0, depth);
-	combine_texturing.attach(1, color);
+	texturing.attach(0, color);
+	texturing.attach(1, depth);
 
+	Renderer::Push push(renderer);
+	renderer.set_texturing(&texturing);
+	renderer.set_shader_program(&occlude_shader, &shdata);
 
 	{
-		Renderer::Push push(renderer);
-		BindRestore bind_fbo(fbo);
-		renderer.set_texturing(&occlude_texturing);
-		renderer.set_shader_program(&occlude_shader, &occlude_shdata);
+		BindRestore bind_fbo(occlude_target.get_framebuffer());
 		quad.draw(renderer);
 	}
 
-	Renderer::Push push(renderer);
-	renderer.set_texturing(&combine_texturing);
-	renderer.set_shader_program(&combine_shader, &combine_shdata);
+	renderer.set_shader_program(&combine_shader);
 	quad.draw(renderer);
 }