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Raytracer 001 - 3 spheres with normals |
| First Test - Using a fragment shader to hit-test 3 spheres and colour each pixel based on the surface normal |
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Related Articles
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Adding a lighting model with specular (Phong) and diffuse lighting
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Recursive ray tracing to add reflection to the spheres
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Using shadow rays to determine if the path between each pixel and the light source is blocked
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Lets try it with 6 spheres this time
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Pushing it a bit with 16 spheres
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Adding a pearlescent effect by adjusting the brightness of each point by the sine of the distance from the camera
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Creating bumpy surfaces by perturbing the surface normal at each point
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