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authorDavid Walter Seikel2012-01-04 18:41:13 +1000
committerDavid Walter Seikel2012-01-04 18:41:13 +1000
commitdd7595a3475407a7fa96a97393bae8c5220e8762 (patch)
treee341e911d7eb911a51684a7412ef7f7c7605d28e /libraries/evas/src/modules/engines/gl_common/shader/filter_sepia.shd
parentAdd the skeleton. (diff)
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Add the base Enlightenment Foundation Libraries - eina, eet, evas, ecore, embryo, and edje.
Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
Diffstat (limited to 'libraries/evas/src/modules/engines/gl_common/shader/filter_sepia.shd')
-rw-r--r--libraries/evas/src/modules/engines/gl_common/shader/filter_sepia.shd20
1 files changed, 20 insertions, 0 deletions
diff --git a/libraries/evas/src/modules/engines/gl_common/shader/filter_sepia.shd b/libraries/evas/src/modules/engines/gl_common/shader/filter_sepia.shd
new file mode 100644
index 0000000..027ecfb
--- /dev/null
+++ b/libraries/evas/src/modules/engines/gl_common/shader/filter_sepia.shd
@@ -0,0 +1,20 @@
1#ifdef GL_ES
2#ifdef GL_FRAGMENT_PRECISION_HIGH
3precision highp float;
4#else
5precision mediump float;
6#endif
7#endif
8uniform sampler2D tex;
9varying vec4 col;
10varying vec2 tex_c;
11void main()
12{
13 vec3 inp = texture2D(tex,tex_c.xy).abg;
14 vec4 sep;
15 sep.r = dot(inp, vec3(.393, .769, .189));
16 sep.g = dot(inp, vec3(.349, .686, .168));
17 sep.b = dot(inp, vec3(.272, .534, .131));
18 sep.a = texture2D(tex,tex_c.xy).r;
19 gl_FragColor = sep * col;
20}