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Fixed generate_triangle_mesh when using PRIMITIVE_TRIANGLE_STRIP

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あるる / きのもと 結衣
2025-06-27 13:33:02 +09:00
parent 9a3976097f
commit 6e39808ed7
1 changed files with 18 additions and 6 deletions
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24
scene/resources/mesh.cpp
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@ -360,9 +360,15 @@ Ref<TriangleMesh> Mesh::generate_triangle_mesh() const {
}
} else { // PRIMITIVE_TRIANGLE_STRIP
for (int j = 2; j < ic; j++) {
facesw[widx++] = vr[ir[j - 2]];
facesw[widx++] = vr[ir[j - 1]];
facesw[widx++] = vr[ir[j]];
if (j % 2 == 0) {
facesw[widx++] = vr[ir[j - 2]];
facesw[widx++] = vr[ir[j - 1]];
facesw[widx++] = vr[ir[j]];
} else {
facesw[widx++] = vr[ir[j - 2]];
facesw[widx++] = vr[ir[j]];
facesw[widx++] = vr[ir[j - 1]];
}
}
}
@ -373,9 +379,15 @@ Ref<TriangleMesh> Mesh::generate_triangle_mesh() const {
}
} else { // PRIMITIVE_TRIANGLE_STRIP
for (int j = 2; j < vc; j++) {
facesw[widx++] = vr[j - 2];
facesw[widx++] = vr[j - 1];
facesw[widx++] = vr[j];
if (j % 2 == 0) {
facesw[widx++] = vr[j - 2];
facesw[widx++] = vr[j - 1];
facesw[widx++] = vr[j];
} else {
facesw[widx++] = vr[j - 2];
facesw[widx++] = vr[j];
facesw[widx++] = vr[j - 1];
}
}
}
}