- Enable depth write mask (D3D12_DEPTH_WRITE_MASK_ALL) to fix rendering artifacts
- Change texture address mode from Wrap to Clamp to fix UV seam tearing
- Remove V coordinate flip in shader to fix upside-down texture
- Add ground truth screenshot (GT.ppm) for testing
- Fix TranslationMatrix to use correct indices (m12/m13/m14 for translation)
- Fix PerspectiveMatrix projection formula
- Enable depth testing (was disabled)
- Add texture sampling in pixel shader
- Adjust sphere radius to 1.0 and position to z=5
- Fix D3D12Buffer copy size calculation