diff options
Diffstat (limited to 'src/quick/scenegraph/shaders/distancefieldshiftedtext_core.frag')
-rw-r--r-- | src/quick/scenegraph/shaders/distancefieldshiftedtext_core.frag | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/quick/scenegraph/shaders/distancefieldshiftedtext_core.frag b/src/quick/scenegraph/shaders/distancefieldshiftedtext_core.frag new file mode 100644 index 0000000000..3f66965e78 --- /dev/null +++ b/src/quick/scenegraph/shaders/distancefieldshiftedtext_core.frag @@ -0,0 +1,20 @@ +#version 150 core + +in vec2 sampleCoord; +in vec2 shiftedSampleCoord; + +out vec4 fragColor; + +uniform sampler2D _qt_texture; +uniform vec4 color; +uniform vec4 styleColor; +uniform float alphaMin; +uniform float alphaMax; + +void main() +{ + float a = smoothstep(alphaMin, alphaMax, texture(_qt_texture, sampleCoord).r); + vec4 shifted = styleColor * smoothstep(alphaMin, alphaMax, + texture(_qt_texture, shiftedSampleCoord).r); + fragColor = mix(shifted, color, a); +}
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