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https://github.com/Orama-Interactive/Pixelorama.git
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8a3414f83a
Instead of LA8. This should result in slightly less memory usage and is more on par with Godot's BitMap "convert_to_image" method, which will be exposed in Godot 3.5.
34 lines
755 B
GLSL
34 lines
755 B
GLSL
shader_type canvas_item;
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render_mode unshaded;
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uniform bool red;
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uniform bool blue;
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uniform bool green;
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uniform bool alpha;
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uniform sampler2D selection;
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uniform bool affect_selection;
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uniform bool has_selection;
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void fragment() {
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// Get color from the sprite texture at the current pixel we are rendering
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vec4 original_color = texture(TEXTURE, UV);
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vec4 selection_color = texture(selection, UV);
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vec4 col = original_color;
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if (red)
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col.r = 1f - col.r;
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if (green)
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col.g = 1f - col.g;
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if (blue)
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col.b = 1f - col.b;
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if (alpha)
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col.a = 1f - col.a;
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vec4 output;
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if(affect_selection && has_selection)
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output = mix(original_color.rgba, col, selection_color.r);
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else
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output = col;
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COLOR = output;
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} |