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This commit is contained in:
Dan Baker 2025-12-02 07:45:23 +00:00
parent 7a8ee29dcb
commit 0fe23420ab
800 changed files with 16547 additions and 0 deletions
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shaders/glow.gdshader Normal file
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shader_type canvas_item;
uniform vec4 outline_color : source_color = vec4(1.0, 1.0, 1.0, 1.0);
uniform float outline_width : hint_range(0.0, 10.0) = 1.0;
uniform float outline_alpha : hint_range(0.0, 1.0) = 1.0;
void fragment() {
vec2 size = TEXTURE_PIXEL_SIZE * outline_width;
vec4 sprite_color = texture(TEXTURE, UV);
float outline = 0.0;
// Left
outline += texture(TEXTURE, UV + vec2(-size.x, 0)).a;
// Right
outline += texture(TEXTURE, UV + vec2(size.x, 0)).a;
// Top
outline += texture(TEXTURE, UV + vec2(0, -size.y)).a;
// Top-left
outline += texture(TEXTURE, UV + vec2(-size.x, -size.y)).a;
// Top-right
outline += texture(TEXTURE, UV + vec2(size.x, -size.y)).a;
outline = min(outline, 1.0);
vec4 final_color = mix(outline_color, sprite_color, sprite_color.a);
COLOR = vec4(final_color.rgb, max(sprite_color.a, outline * outline_color.a * outline_alpha));
}