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c04819c5af
* Move to glslang's convention for shader file suffix * Update ci.yml * Oops, a mistake in the shader, how could that happen? * Does the command error on its own? * Update ci.yml * Revert "Oops, a mistake in the shader, how could that happen?" This reverts commit 869c3323f3d3b5fa607b40e7847c389a12b01f33. * Update ci.yml
40 lines
1.3 KiB
GLSL
40 lines
1.3 KiB
GLSL
#version 460
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layout(location = 0) out vec4 frag_color;
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layout(location = 0) in vec2 frag_face_pos;
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layout(location = 1) flat in vec4 color;
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layout(binding = 0) uniform sampler2D textureSampler;
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// in pixels
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layout(location = 0) uniform vec4 texture_rect;
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layout(location = 1) uniform vec2 scene;
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layout(location = 2) uniform vec2 offset;
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layout(location = 3) uniform float ratio;
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layout(location = 4) uniform int fontEffects;
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layout(location = 6) uniform vec2 fontSize;
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vec2 convert2Proportional(vec2 original, vec2 full){
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return vec2(original.x/full.x, original.y/full.y);
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}
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void main() {
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vec4 texture_rect_percentage = vec4(convert2Proportional(texture_rect.xy, fontSize), convert2Proportional(texture_rect.zw, fontSize));
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vec2 texture_position = vec2(
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texture_rect_percentage.x+
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frag_face_pos.x*texture_rect_percentage.z
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,
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texture_rect_percentage.y+
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frag_face_pos.y*texture_rect_percentage.w
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);
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if ((fontEffects & 0x01000000) != 0) { // make it bold in y by sampling more pixels.
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vec2 pixel_offset = 1/fontSize;
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frag_color = color*max(texture(textureSampler, texture_position).r,
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texture(textureSampler, texture_position + vec2(0, 0.5f/fontSize.y)).r);
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} else {
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frag_color = color*texture(textureSampler,
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texture_position).r;
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}
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}
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