Add files

src/graphics/graphics-library/compiling/create-shader.ts

@@ -0,0 +1,22 @@
+export const createShader = (
+  gl: WebGL2RenderingContext,
+  type: GLenum,
+  source: string,
+  substitutions: { [name: string]: string }
+): WebGLShader => {
+  source = source.replace(/{(.+)}/gm, (_, name: string): string => {
+    const value = substitutions[name];
+    return Number.isInteger(value) ? `${value}.0` : value;
+  });
+
+  const shader = gl.createShader(type);
+
+  if (!shader) {
+    throw new Error('Could not create shader');
+  }
+
+  gl.shaderSource(shader, source);
+  gl.compileShader(shader);
+
+  return shader;
+};