Initial public source release

Split reusable rendering and format support into vectorail-core and vectorail-gc.

apps/desktop/shaders/note.frag

@@ -0,0 +1,12 @@
+#version 450 core
+in vec2 vUv;
+out vec4 FragColor;
+
+uniform sampler2D uTexture;
+uniform vec4 uColor;
+
+void main() {
+    vec4 texel = texture(uTexture, vUv);
+    if (texel.a < 0.01) discard;
+    FragColor = vec4(texel.rgb * uColor.rgb, texel.a * uColor.a);
+}