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Major reorg

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This commit is contained in:
Zachary Levy
2026-04-30 18:49:38 -07:00
parent fd64bc01bf
commit 87d4c9a0b5
16 changed files with 2293 additions and 2259 deletions
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draw/shaders/source/backdrop_downsample.frag
+8 -8
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@@ -26,8 +26,8 @@
// working-texture coords (work_region_phys / factor), clamped to the texture bounds.
layout(set = 3, binding = 0) uniform Uniforms {
vec2 inv_source_size; // 1.0 / source_texture pixel dimensions
uint downsample_factor; // 1, 2, 4, 8, or 16
vec2 inv_source_size; // 1.0 / source_texture pixel dimensions
uint downsample_factor; // 1, 2, 4, 8, or 16
uint _pad0;
};
@@ -55,13 +55,13 @@ void main() {
// bilinear level), giving a 4-tap = 16-source-pixel uniform sample of the block.
float off = float(downsample_factor) * 0.25;
vec2 uv_tl = (src_block_center + vec2(-off, -off)) * inv_source_size;
vec2 uv_tr = (src_block_center + vec2( off, -off)) * inv_source_size;
vec2 uv_bl = (src_block_center + vec2(-off, off)) * inv_source_size;
vec2 uv_br = (src_block_center + vec2( off, off)) * inv_source_size;
vec2 uv_tr = (src_block_center + vec2(off, -off)) * inv_source_size;
vec2 uv_bl = (src_block_center + vec2(-off, off)) * inv_source_size;
vec2 uv_br = (src_block_center + vec2(off, off)) * inv_source_size;
vec4 c = texture(source_tex, uv_tl)
+ texture(source_tex, uv_tr)
+ texture(source_tex, uv_bl)
+ texture(source_tex, uv_br);
+ texture(source_tex, uv_tr)
+ texture(source_tex, uv_bl)
+ texture(source_tex, uv_br);
out_color = c * 0.25;
}
}