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Update MeshGeneration example

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This commit is contained in:
ChrisDill 2023-09-19 08:03:48 +01:00
parent e9220c14df
commit b3cab69ae9
1 changed files with 41 additions and 1 deletions
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42
Examples/Models/MeshGeneration.cs
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@ -30,7 +30,7 @@ public class MeshGeneration
Texture2D texture = LoadTextureFromImage(isChecked);
UnloadImage(isChecked);
Model[] models = new Model[7];
Model[] models = new Model[9];
models[0] = LoadModelFromMesh(GenMeshPlane(2, 2, 5, 5));
models[1] = LoadModelFromMesh(GenMeshCube(2.0f, 1.0f, 2.0f));
@ -39,6 +39,8 @@ public class MeshGeneration
models[4] = LoadModelFromMesh(GenMeshCylinder(1, 2, 16));
models[5] = LoadModelFromMesh(GenMeshTorus(0.25f, 4.0f, 16, 32));
models[6] = LoadModelFromMesh(GenMeshKnot(1.0f, 2.0f, 16, 128));
models[7] = LoadModelFromMesh(GenMeshPoly(5, 2.0f));
models[8] = LoadModelFromMesh(GenMeshCustom());
// Set isChecked texture as default diffuse component for all models material
for (int i = 0; i < models.Length; i++)
@ -117,6 +119,12 @@ public class MeshGeneration
case 6:
DrawText("KNOT", 680, 10, 20, Color.DARKBLUE);
break;
case 7:
DrawText("POLY", 680, 10, 20, Color.DARKBLUE);
break;
case 8:
DrawText("Custom (triagnle)", 580, 10, 20, Color.DARKBLUE);
break;
default:
break;
}
@ -137,4 +145,36 @@ public class MeshGeneration
return 0;
}
// Generate a simple triangle mesh from code
private static Mesh GenMeshCustom()
{
Mesh mesh = new(3, 1);
mesh.AllocVertices();
mesh.AllocTexCoords();
mesh.AllocNormals();
Span<Vector3> vertices = mesh.VerticesAs<Vector3>();
Span<Vector2> texcoords = mesh.TexCoordsAs<Vector2>();
Span<Vector3> normals = mesh.NormalsAs<Vector3>();
// Vertex at (0, 0, 0)
vertices[0] = new(0, 0, 0);
normals[0] = new(0, 1, 0);
texcoords[0] = new(0, 0);
// Vertex at (1, 0, 2)
vertices[1] = new(1, 0, 2);
normals[1] = new(0, 1, 0);
texcoords[1] = new(0.5f, 1.0f);
// Vertex at (2, 0, 0)
vertices[2] = new(2, 0, 0);
normals[2] = new(0, 1, 0);
texcoords[2] = new(1, 0);
// Upload mesh data from CPU (RAM) to GPU (VRAM) memory
UploadMesh(ref mesh, false);
return mesh;
}
}