eric/matrix
1
0
Fork 0
mirror of https://github.com/Rezmason/matrix.git synced 2026-04-18 22:29:28 -07:00
Code Issues Packages Projects Releases Wiki Activity

Fixed SDF math; texture dimensions were accessed before they loaded in the REGL-based renderer

Browse Source
This commit is contained in:
Rezmason
2022-10-04 21:46:26 -07:00
parent b86b97fde9
commit 4f257b87f7
4 changed files with 19 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
shaders/wgsl/rainPass.wgsl
View File

@@ -499,15 +499,14 @@ fn getSymbol(cellUV : vec2<f32>, index : i32) -> vec2<f32> {
uv += 0.5;
uv = (uv + getSymbolUV(index)) / vec2<f32>(config.glyphTextureGridSize);
var symbol = vec2<f32>();
// MSDF: calculate brightness of fragment based on distance to shape
var symbol = vec2<f32>();
{
// var dist = textureSample(glyphMSDFTexture, linearSampler, uv).rgb;
// var sigDist = median3(dist) - 0.5;
// symbol.r = clamp(sigDist / fwidth(sigDist) + 0.5, 0.0, 1.0);
var unitRange = vec2<f32>(config.msdfPxRange) / (vec2<f32>(textureDimensions(glyphMSDFTexture)) * 1000.0); // Not sure why this x1000 softening is necessary
var unitRange = vec2<f32>(config.msdfPxRange) / vec2<f32>(textureDimensions(glyphMSDFTexture));
var screenTexSize = vec2<f32>(1.0) / fwidth(uv);
var screenPxRange = max(0.5 * dot(unitRange, screenTexSize), 1.0);
@@ -521,7 +520,7 @@ fn getSymbol(cellUV : vec2<f32>, index : i32) -> vec2<f32> {
// var sigDist = median3(dist) - 0.5;
// symbol.g = clamp(sigDist / fwidth(sigDist) + 0.5, 0.0, 1.0);
var unitRange = vec2<f32>(config.msdfPxRange) / (vec2<f32>(textureDimensions(glintMSDFTexture)) * 1000.0); // Not sure why this x1000 softening is necessary
var unitRange = vec2<f32>(config.msdfPxRange) / vec2<f32>(textureDimensions(glintMSDFTexture));
var screenTexSize = vec2<f32>(1.0) / fwidth(uv);
var screenPxRange = max(0.5 * dot(unitRange, screenTexSize), 1.0);