webgl helper functions

src/lib/scripts/webgl.ts

@@ -0,0 +1,23 @@
+export function compileShader(gl, type, src) {
+  const shader = gl.createShader(type)!;
+  gl.shaderSource(shader, src);
+  gl.compileShader(shader);
+
+  if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS))
+    console.error("Shader failed to compile: " + gl.getShaderInfoLog(shader));
+
+  return shader;
+}
+
+export function createProgram(gl, vertexShader, fragmentShader) {
+  const program = gl.createProgram();
+
+  gl.attachShader(program, vertexShader);
+  gl.attachShader(program, fragmentShader);
+  gl.linkProgram(program);
+
+  if (!gl.getProgramParameter(program, gl.LINK_STATUS))
+    console.error("Program failed to link: " + gl.getProgramInfoLog(program));
+
+  return program;
+}