Fixing the asterisk glyph in the font and glyph sets.

Adding the megacity glyph to the font and added a megacity glyph set.
Fixed a bug in the rain pass's fragment shader that caused glyphs in the last column to go missing

TODO.txt

@@ -1,5 +1,11 @@
 TODO:
 
+Resurrections
+  Support random glyph order
+  Support annomaly streaks
+  Eventually improve expanded new glyph set
+    Make font
+
 WebGPU
   Try https://github.com/brendan-duncan/wgsl_reflect
   Get rid of end pass once it's possible to copy a bgra8unorm to a canvas texture
@@ -22,11 +28,6 @@ gpu-buffer, working title
   Capture expected requirements down the road, make roadmap
   License it and put it somewhere else
 
-Resurrection
-  Modified glyph order?
-  New glyphs?
-    Good luck with that, champ
-
 Zion Control's matrix variant
   From Reloaded
 

js/config.js

@@ -17,6 +17,12 @@ const fonts = {
 		glyphSequenceLength: 57,
 		glyphTextureGridSize: [8, 8],
 	},
+	megacity: {
+		// The glyphs seen in the film trilogy
+		glyphTexURL: "assets/megacity_msdf.png",
+		glyphSequenceLength: 64,
+		glyphTextureGridSize: [8, 8],
+	},
 	resurrections: {
 		// The glyphs seen in the film trilogy
 		glyphTexURL: "assets/resurrections_msdf.png",
@@ -94,6 +100,9 @@ const defaults = {
 
 const versions = {
 	classic: {},
+	megacity: {
+		font: "megacity"
+	},
 	operator: {
 		bloomStrength: 0.75,
 		highPassThreshold: 0.0,

shaders/glsl/rainPass.frag.glsl

@@ -25,8 +25,9 @@ float median3(vec3 i) {
 
 vec2 getSymbolUV(float glyphCycle) {
 	float symbol = floor((glyphSequenceLength) * glyphCycle) + 1.0;
-	float symbolX = mod(symbol, glyphTextureGridSize.x) - 1.0;
-	float symbolY = glyphTextureGridSize.y - 1.0 - (mod(floor(symbol / glyphTextureGridSize.x), glyphTextureGridSize.y));
+	float symbolX = mod(symbol, glyphTextureGridSize.x);
+	float symbolY = mod(floor(symbol / glyphTextureGridSize.x), glyphTextureGridSize.y);
+	symbolY = glyphTextureGridSize.y - symbolY - 1.0;
 	return vec2(symbolX, symbolY);
 }
 

shaders/wgsl/rainPass.wgsl

@@ -377,6 +377,7 @@ fn getSymbolUV(glyphCycle : f32) -> vec2<f32> {
 	var symbol = i32(f32(config.glyphSequenceLength) * glyphCycle);
 	var symbolX = symbol % config.glyphTextureGridSize.x;
 	var symbolY = symbol / config.glyphTextureGridSize.x;
+	// TODO: make sure this is working properly, it had a bug in the GLSL for a while.
 	return vec2<f32>(f32(symbolX), f32(symbolY));
 }