[Supertuxkart-commit] SF.net SVN: supertuxkart:[13748] main/branches/cand/final

[<cu...@us...>]

Revision: 13748
          http://sourceforge.net/p/supertuxkart/code/13748
Author:   curaga
Date:     2013-09-19 14:01:09 +0000 (Thu, 19 Sep 2013)
Log Message:
-----------
Add a 6-radius gaussian

Modified Paths:
--------------
    main/branches/cand/final/src/graphics/shaders.cpp
    main/branches/cand/final/src/graphics/shaders.hpp

Added Paths:
-----------
    main/branches/cand/final/data/shaders/gaussian6h.frag
    main/branches/cand/final/data/shaders/gaussian6v.frag

Added: main/branches/cand/final/data/shaders/gaussian6h.frag
===================================================================
--- main/branches/cand/final/data/shaders/gaussian6h.frag	                        (rev 0)
+++ main/branches/cand/final/data/shaders/gaussian6h.frag	2013-09-19 14:01:09 UTC (rev 13748)
@@ -0,0 +1,21 @@
+uniform sampler2D tex;
+uniform vec2 pixel;
+
+// Gaussian separated blur with radius 6.
+
+void main()
+{
+	vec4 sum = vec4(0.0);
+	float X = gl_TexCoord[0].x;
+	float Y = gl_TexCoord[0].y;
+
+	sum += texture2D(tex, vec2(X - 5.13333 * pixel.x, Y)) * 0.00640869;
+	sum += texture2D(tex, vec2(X - 3.26667 * pixel.x, Y)) * 0.083313;
+	sum += texture2D(tex, vec2(X - 1.4 * pixel.x, Y)) * 0.305481;
+	sum += texture2D(tex, vec2(X, Y)) * 0.209473;
+	sum += texture2D(tex, vec2(X + 1.4 * pixel.x, Y)) * 0.305481;
+	sum += texture2D(tex, vec2(X + 3.26667 * pixel.x, Y)) * 0.083313;
+	sum += texture2D(tex, vec2(X + 5.13333 * pixel.x, Y)) * 0.00640869;
+
+	gl_FragColor = sum;
+}

Added: main/branches/cand/final/data/shaders/gaussian6v.frag
===================================================================
--- main/branches/cand/final/data/shaders/gaussian6v.frag	                        (rev 0)
+++ main/branches/cand/final/data/shaders/gaussian6v.frag	2013-09-19 14:01:09 UTC (rev 13748)
@@ -0,0 +1,21 @@
+uniform sampler2D tex;
+uniform vec2 pixel;
+
+// Gaussian separated blur with radius 6.
+
+void main()
+{
+	vec4 sum = vec4(0.0);
+	float X = gl_TexCoord[0].x;
+	float Y = gl_TexCoord[0].y;
+
+	sum += texture2D(tex, vec2(X, Y - 5.13333 * pixel.y)) * 0.00640869;
+	sum += texture2D(tex, vec2(X, Y - 3.26667 * pixel.y)) * 0.083313;
+	sum += texture2D(tex, vec2(X, Y - 1.4 * pixel.y)) * 0.305481;
+	sum += texture2D(tex, vec2(X, Y)) * 0.209473;
+	sum += texture2D(tex, vec2(X, Y + 1.4 * pixel.y)) * 0.305481;
+	sum += texture2D(tex, vec2(X, Y + 3.26667 * pixel.y)) * 0.083313;
+	sum += texture2D(tex, vec2(X, Y + 5.13333 * pixel.y)) * 0.00640869;
+
+	gl_FragColor = sum;
+}

Modified: main/branches/cand/final/src/graphics/shaders.cpp
===================================================================
--- main/branches/cand/final/src/graphics/shaders.cpp	2013-09-19 14:00:39 UTC (rev 13747)
+++ main/branches/cand/final/src/graphics/shaders.cpp	2013-09-19 14:01:09 UTC (rev 13748)
@@ -93,6 +93,11 @@
     m_shaders[ES_GAUSSIAN3V] = glslmat(std::string(""), dir + "gaussian3v.frag",
                                     m_callbacks[ES_GAUSSIAN3V], EMT_SOLID);
 
+    m_shaders[ES_GAUSSIAN6H] = glslmat(std::string(""), dir + "gaussian6h.frag",
+                                    m_callbacks[ES_GAUSSIAN3H], EMT_SOLID);
+    m_shaders[ES_GAUSSIAN6V] = glslmat(std::string(""), dir + "gaussian6v.frag",
+                                    m_callbacks[ES_GAUSSIAN3V], EMT_SOLID);
+
     m_shaders[ES_MIPVIZ] = glslmat(std::string(""), dir + "mipviz.frag",
                                     m_callbacks[ES_MIPVIZ], EMT_SOLID);
 

Modified: main/branches/cand/final/src/graphics/shaders.hpp
===================================================================
--- main/branches/cand/final/src/graphics/shaders.hpp	2013-09-19 14:00:39 UTC (rev 13747)
+++ main/branches/cand/final/src/graphics/shaders.hpp	2013-09-19 14:01:09 UTC (rev 13748)
@@ -39,6 +39,8 @@
     ES_MIPVIZ,
     ES_FLIP,
     ES_BLOOM,
+    ES_GAUSSIAN6H,
+    ES_GAUSSIAN6V,
 
     ES_COUNT
 };

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