rage_modules shader-samples.mjs

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export const shaderSamplesLoaded = true


export const redTriangleSample = {
            label: 'our hardcoded red triangle shaders',
            code: `
              @vertex fn vs(
                @builtin(vertex_index) vertexIndex : u32
              ) -> @builtin(position) vec4f {
                let pos = array(
                  vec2f( 0.0,  0.5),  // top center
                  vec2f(-0.5, -0.5),  // bottom left
                  vec2f( 0.5, -0.5)   // bottom right
                );
         
                return vec4f(pos[vertexIndex], 0.0, 1.0);
              }
         
              @fragment fn fs() -> @location(0) vec4f {
                return vec4f(1.0, 0.0, 0.0, 1.0);
              }
            `,
          }