diff options
Diffstat (limited to 'shaders/glsl100/bloom.fs')
| -rw-r--r-- | shaders/glsl100/bloom.fs | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/shaders/glsl100/bloom.fs b/shaders/glsl100/bloom.fs index 33754c7e..280d2fb6 100644 --- a/shaders/glsl100/bloom.fs +++ b/shaders/glsl100/bloom.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -22,21 +25,13 @@ void main() } } - if (texture2D(texture0, fragTexCoord).r < 0.3) - { - tc = sum*sum*0.012 + texture2D(texture0, fragTexCoord); - } - else - { - if (texture2D(texture0, fragTexCoord).r < 0.5) - { - tc = sum*sum*0.009 + texture2D(texture0, fragTexCoord); - } - else - { - tc = sum*sum*0.0075 + texture2D(texture0, fragTexCoord); - } - } + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord); + + // Calculate final fragment color + if (texelColor.r < 0.3) tc = sum*sum*0.012 + texelColor; + else if (texelColor.r < 0.5) tc = sum*sum*0.009 + texelColor; + else tc = sum*sum*0.0075 + texelColor; gl_FragColor = tc; }
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