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fixed voxel winding order

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Jorijn van der Graaf 2025-06-10 22:58:24 +02:00
commit 34b7febe54
1 changed files with 18 additions and 14 deletions
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32
MeshShaderMixedVoxelGrid.glsl
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@ -72,28 +72,32 @@ void main()
uint oldVertexOffset = old*8;
gl_MeshVerticesEXT[oldVertexOffset + 0].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF - 0.5, zF - 0.5, 1.0); // Vertex 0
gl_MeshVerticesEXT[oldVertexOffset + 1].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF - 0.5, zF - 0.5, 1.0); // Vertex 1
gl_MeshVerticesEXT[oldVertexOffset + 2].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF + 0.5, zF - 0.5, 1.0); // Vertex 2
gl_MeshVerticesEXT[oldVertexOffset + 3].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF + 0.5, zF - 0.5, 1.0); // Vertex 3
gl_MeshVerticesEXT[oldVertexOffset + 4].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF - 0.5, zF + 0.5, 1.0); // Vertex 4
gl_MeshVerticesEXT[oldVertexOffset + 5].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF - 0.5, zF + 0.5, 1.0); // Vertex 5
gl_MeshVerticesEXT[oldVertexOffset + 6].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF + 0.5, zF + 0.5, 1.0); // Vertex 6
gl_MeshVerticesEXT[oldVertexOffset + 7].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF + 0.5, zF + 0.5, 1.0); // Vertex 7
gl_MeshVerticesEXT[oldVertexOffset + 0].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF - 0.5, zF - 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 1].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF - 0.5, zF - 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 2].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF + 0.5, zF - 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 3].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF + 0.5, zF - 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 4].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF - 0.5, zF + 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 5].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF - 0.5, zF + 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 6].gl_Position = ubo.modelProjectionView * vec4(xF + 0.5, yF + 0.5, zF + 0.5, 1.0);
gl_MeshVerticesEXT[oldVertexOffset + 7].gl_Position = ubo.modelProjectionView * vec4(xF - 0.5, yF + 0.5, zF + 0.5, 1.0);
uint oldPrimOffset = old*12;
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 0] = uvec3(oldVertexOffset + 0, oldVertexOffset + 1, oldVertexOffset + 2);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 1] = uvec3(oldVertexOffset + 2, oldVertexOffset + 3, oldVertexOffset + 0);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 2] = uvec3(oldVertexOffset + 4, oldVertexOffset + 6, oldVertexOffset + 5);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 3] = uvec3(oldVertexOffset + 6, oldVertexOffset + 4, oldVertexOffset + 7);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 4] = uvec3(oldVertexOffset + 0, oldVertexOffset + 5, oldVertexOffset + 1);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 2] = uvec3(oldVertexOffset + 4, oldVertexOffset + 5, oldVertexOffset + 6);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 3] = uvec3(oldVertexOffset + 4, oldVertexOffset + 6, oldVertexOffset + 7);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 4] = uvec3(oldVertexOffset + 0, oldVertexOffset + 1, oldVertexOffset + 5);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 5] = uvec3(oldVertexOffset + 0, oldVertexOffset + 4, oldVertexOffset + 5);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 6] = uvec3(oldVertexOffset + 3, oldVertexOffset + 2, oldVertexOffset + 6);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 6] = uvec3(oldVertexOffset + 3, oldVertexOffset + 6, oldVertexOffset + 2);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 7] = uvec3(oldVertexOffset + 6, oldVertexOffset + 7, oldVertexOffset + 3);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 8] = uvec3(oldVertexOffset + 0, oldVertexOffset + 3, oldVertexOffset + 7);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 9] = uvec3(oldVertexOffset + 7, oldVertexOffset + 4, oldVertexOffset + 0);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 9] = uvec3(oldVertexOffset + 0, oldVertexOffset + 7, oldVertexOffset + 4);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 10] = uvec3(oldVertexOffset + 1, oldVertexOffset + 2, oldVertexOffset + 6);
gl_PrimitiveTriangleIndicesEXT[oldPrimOffset + 11] = uvec3(oldVertexOffset + 6, oldVertexOffset + 5, oldVertexOffset + 1);
//}