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Improve color handling approach

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This commit is contained in:
schmelczerandras 2020-10-13 22:37:23 +02:00
parent e53ca905af
commit f29293c475
22 changed files with 259 additions and 181 deletions
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16
src/graphics/rendering/shaders/shading-fs-100.glsl
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@ -10,22 +10,20 @@ precision lowp float;
uniform float shadingNdcPixelSize;
uniform vec2 squareToAspectRatioTimes2;
uniform vec3 ambientLight;
uniform vec4 backgroundColor;
uniform sampler2D distanceTexture;
uniform sampler2D palette;
uniform sampler2D colorTexture;
varying vec2 position;
varying vec2 uvCoordinates;
float getDistance(in vec2 target, out vec4 color) {
vec4 values = texture2D(distanceTexture, target);
color = texture2D(palette, vec2(values[1], 0.0));
return values[0] / 8.0;
vec4 values = texture2D(colorTexture, target);
color = vec4(values.rgb, 1.0);
return values[3] / 8.0;
}
float getDistance(in vec2 target) {
return texture2D(distanceTexture, target)[0] / 8.0;
return texture2D(colorTexture, target)[3] / 8.0;
}
float shadowTransparency(float startingDistance, float lightCenterDistance, vec2 direction) {
@ -122,13 +120,13 @@ void main() {
#endif
#endif
vec3 outsideColor = backgroundColor.rgb * lighting;
vec3 outsideColor = {backgroundColor}.rgb * lighting;
vec3 insideColor = colorAtPosition * lightingInside;
float edge = clamp(startingDistance / shadingNdcPixelSize, 0.0, 1.0);
vec3 antialiasedColor = mix(insideColor, outsideColor, edge);
gl_FragColor = vec4(
antialiasedColor,
mix(rgbaColorAtPosition.a, backgroundColor.a, step(0.0, startingDistance))
rgbaColorAtPosition.a
);
}