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Shaders now are managed by a manger that can do hot reloading and it also will detect a bad shader and use an ERROR shader so you know it's busted visually.

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This commit is contained in:
Zed A. Shaw 2025-04-13 17:11:21 -04:00
parent a5b8e411e3
commit 35ced58cc9
14 changed files with 144 additions and 13 deletions
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25
assets/shaders/modal.frag Normal file
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uniform sampler2D source;
uniform sampler2D bloom;
uniform vec2 offsetFactor;
uniform float darkness;
void main()
{
vec2 textureCoordinates = gl_TexCoord[0].xy;
vec4 color = vec4(0.0);
color += texture2D(source, textureCoordinates - 4.0 * offsetFactor) * 0.0162162162;
color += texture2D(source, textureCoordinates - 3.0 * offsetFactor) * 0.0540540541;
color += texture2D(source, textureCoordinates - 2.0 * offsetFactor) * 0.1216216216;
color += texture2D(source, textureCoordinates - offsetFactor) * 0.1945945946;
color += texture2D(source, textureCoordinates) * 0.2270270270;
color += texture2D(source, textureCoordinates + offsetFactor) * 0.1945945946;
color += texture2D(source, textureCoordinates + 2.0 * offsetFactor) * 0.1216216216;
color += texture2D(source, textureCoordinates + 3.0 * offsetFactor) * 0.0540540541;
color += texture2D(source, textureCoordinates + 4.0 * offsetFactor) * 0.0162162162;
vec4 sourceFragment = texture2D(source, gl_TexCoord[0].xy);
vec4 bloomFragment = texture2D(bloom, gl_TexCoord[0].xy);
float alpha = color.a;
gl_FragColor = (color + sourceFragment - bloomFragment) * darkness;
gl_FragColor.a = alpha;
}

18
assets/shaders/ui_error.frag Normal file
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uniform vec2 u_resolution;
uniform vec2 u_mouse;
uniform float u_duration;
uniform float u_time;
uniform float u_time_end;
uniform sampler2D texture;
uniform bool is_shape;
void main() {
if(is_shape) {
vec4 color = vec4(1.0, 0.0, 0.0, 1.0);
gl_FragColor = gl_Color * color;
} else {
vec4 pixel = texture2D(texture, gl_TexCoord[0].xy);
vec4 color = vec4(1.0, 0.0, 0.0, 1.0);
gl_FragColor = gl_Color * color * pixel;
}
}

22
assets/shaders/ui_shader.frag Normal file
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uniform vec2 u_resolution;
uniform vec2 u_mouse;
uniform float u_duration;
uniform float u_time;
uniform float u_time_end;
uniform sampler2D texture;
uniform bool is_shape;
void main() {
if(is_shape) {
float tick = (u_time_end - u_time) / u_duration;
float blink = smoothstep(1.0, 0.5, tick);
vec4 color = vec4(blink, blink, blink, 1.0);
gl_FragColor = gl_Color * color;
} else {
vec4 pixel = texture2D(texture, gl_TexCoord[0].xy);
float tick = (u_time_end - u_time) / u_duration;
float blink = smoothstep(1.0, 0.5, tick);
vec4 color = vec4(blink, blink, blink, 1.0);
gl_FragColor = gl_Color * color * pixel;
}
}

12
assets/shaders/ui_shape_shader.frag Normal file
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uniform vec2 u_resolution;
uniform vec2 u_mouse;
uniform float u_duration;
uniform float u_time;
uniform float u_time_end;
void main() {
float tick = (u_time_end - u_time) / u_duration;
float blink = smoothstep(1.0, 0.5, tick);
vec4 color = vec4(blink, blink, blink, 1.0);
gl_FragColor = gl_Color * color;
}