diff options
Diffstat (limited to 'examples/quick/shadereffects/content/shaders/colorize.frag')
-rw-r--r-- | examples/quick/shadereffects/content/shaders/colorize.frag | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/examples/quick/shadereffects/content/shaders/colorize.frag b/examples/quick/shadereffects/content/shaders/colorize.frag new file mode 100644 index 0000000000..1219ef2460 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/colorize.frag @@ -0,0 +1,12 @@ +uniform sampler2D source; +uniform lowp vec4 tint; +uniform lowp float qt_Opacity; + +varying highp vec2 qt_TexCoord0; + +void main() { + lowp vec4 c = texture2D(source, qt_TexCoord0); + lowp float lo = min(min(c.x, c.y), c.z); + lowp float hi = max(max(c.x, c.y), c.z); + gl_FragColor = qt_Opacity * vec4(mix(vec3(lo), vec3(hi), tint.xyz), c.w); +} |