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Updated shaders with comments

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raysan5
2016-05-18 12:04:27 +02:00
parent 0e29aa2951
commit bc08271da3
34 changed files with 294 additions and 158 deletions
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19
shaders/glsl330/blur.fs
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@ -1,12 +1,16 @@
#version 330
// Input vertex attributes (from vertex shader)
in vec2 fragTexCoord;
in vec4 fragColor;
out vec4 fragColor;
// Input uniform values
uniform sampler2D texture0;
uniform vec4 fragTintColor;
// Output fragment color
out vec4 finalColor;
// NOTE: Add here your custom variables
const float renderWidth = 1280.0;
@ -17,13 +21,14 @@ float weight[3] = float[](0.2270270270, 0.3162162162, 0.0702702703);
void main()
{
vec3 tc = texture(texture0, fragTexCoord).rgb*weight[0];
// Texel color fetching from texture sampler
vec3 texelColor = texture(texture0, fragTexCoord).rgb*weight[0];
for (int i = 1; i < 3; i++)
{
tc += texture(texture0, fragTexCoord + vec2(offset[i])/renderWidth, 0.0).rgb*weight[i];
tc += texture(texture0, fragTexCoord - vec2(offset[i])/renderWidth, 0.0).rgb*weight[i];
texelColor += texture(texture0, fragTexCoord + vec2(offset[i])/renderWidth, 0.0).rgb*weight[i];
texelColor += texture(texture0, fragTexCoord - vec2(offset[i])/renderWidth, 0.0).rgb*weight[i];
}
fragColor = vec4(tc, 1.0);
finalColor = vec4(texelColor, 1.0);
}