#version 150 core | |
in vec2 sampleCoord; | |
out vec4 fragColor; | |
uniform sampler2D _qt_texture; | |
uniform vec4 color; | |
uniform vec4 styleColor; | |
uniform float alphaMin; | |
uniform float alphaMax; | |
uniform float outlineAlphaMax0; | |
uniform float outlineAlphaMax1; | |
void main() | |
{ | |
float d = texture(_qt_texture, sampleCoord).r; | |
fragColor = mix(styleColor, color, smoothstep(alphaMin, alphaMax, d)) | |
* smoothstep(outlineAlphaMax0, outlineAlphaMax1, d); | |
} |