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#version 450
#extension GL_ARB_separate_shader_objects : enable
#extension GL_ARB_shading_language_420pack : enable
layout (binding = 1) uniform sampler2D samplerColor;
layout (location = 0) in vec2 inUV;
layout (location = 0) out vec4 outFragColor;
const vec3 textColor = vec3(0.2,0.2,0.8);
const vec3 outlineColor = vec3(0.9,0.9,0.9);
const float outlineWidth = 0.0;
void main()
{
float dist = texture(samplerColor, inUV).a;
float smoothWidth = fwidth(dist);
float alpha = smoothstep(0.5 - smoothWidth, 0.5 + smoothWidth, dist);
if (alpha < 0.001)
discard;
vec3 rgb = vec3(alpha);
/*if (outlineWidth > 0.0)
{
float w = 1.0 - outlineWidth;
alpha = smoothstep(w - smoothWidth, w + smoothWidth, distance);
rgb += mix(vec3(alpha), outlineColor.rgb, alpha);
}*/
outFragColor = vec4(rgb, alpha);
}
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