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tick system, AVX2 UTF-8 decoder, uh faster in general

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Zacharias-Brohn
2025-12-22 00:22:55 +01:00
parent f6a5e23f3d
commit 73b52ab341
30 changed files with 10231 additions and 5210 deletions
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src/glyph_shader.wgsl
+6 -6
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@@ -88,7 +88,7 @@ fn vs_main(in: VertexInput) -> VertexOutput {
}
@group(0) @binding(0)
var atlas_texture: texture_2d_array<f32>;
var atlas_textures: binding_array<texture_2d<f32>>;
@group(0) @binding(1)
var atlas_sampler: sampler;
@@ -103,7 +103,7 @@ fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
}
// Sample from RGBA atlas (layer 0 for legacy rendering)
let glyph_sample = textureSample(atlas_texture, atlas_sampler, in.uv, 0);
let glyph_sample = textureSample(atlas_textures[0], atlas_sampler, in.uv);
// Detect color glyphs: regular glyphs are stored as white (1,1,1) with alpha
// Color glyphs have actual RGB colors. Check if any RGB channel is not white.
@@ -697,7 +697,7 @@ fn fs_cell(in: CellVertexOutput) -> @location(0) vec4<f32> {
} else {
// Non-block cursors (bar, underline) - sample from pre-rendered cursor sprite
// The cursor_uv was calculated in the vertex shader
let cursor_sample = textureSample(atlas_texture, atlas_sampler, in.cursor_uv, in.cursor_layer);
let cursor_sample = textureSample(atlas_textures[in.cursor_layer], atlas_sampler, in.cursor_uv);
let cursor_alpha = cursor_sample.a;
if cursor_alpha > 0.0 {
@@ -720,7 +720,7 @@ fn fs_cell(in: CellVertexOutput) -> @location(0) vec4<f32> {
let has_glyph = in.uv.x != 0.0 || in.uv.y != 0.0;
if has_glyph {
let glyph_sample = textureSample(atlas_texture, atlas_sampler, in.uv, in.glyph_layer);
let glyph_sample = textureSample(atlas_textures[in.glyph_layer], atlas_sampler, in.uv);
if in.is_colored_glyph == 1u {
// Colored glyph (emoji) - use atlas color directly
@@ -744,7 +744,7 @@ fn fs_cell(in: CellVertexOutput) -> @location(0) vec4<f32> {
// Sample and blend underline decoration if present
if in.has_underline > 0u {
let underline_sample = textureSample(atlas_texture, atlas_sampler, in.underline_uv, in.underline_layer);
let underline_sample = textureSample(atlas_textures[in.underline_layer], atlas_sampler, in.underline_uv);
let underline_alpha = underline_sample.a;
if underline_alpha > 0.0 {
@@ -758,7 +758,7 @@ fn fs_cell(in: CellVertexOutput) -> @location(0) vec4<f32> {
// Sample and blend strikethrough decoration if present
if in.has_strikethrough > 0u {
let strike_sample = textureSample(atlas_texture, atlas_sampler, in.strike_uv, in.strike_layer);
let strike_sample = textureSample(atlas_textures[in.strike_layer], atlas_sampler, in.strike_uv);
let strike_alpha = strike_sample.a;
if strike_alpha > 0.0 {