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[GPU] Implement vertex padding

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This commit is contained in:
wheremyfoodat
2023-07-08 20:23:43 +03:00
parent b83526378e
commit 817b3de945
1 changed files with 9 additions and 1 deletions
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10
src/core/PICA/gpu.cpp
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@@ -168,7 +168,15 @@ void GPU::drawArrays() {
for (int j = 0; j < attr.componentCount; j++) {
uint index = (attrCfg >> (j * 4)) & 0xf; // Get index of attribute in vertexCfg
if (index >= 12) Helpers::panic("[PICA] Vertex attribute used as padding");
// Vertex attributes used as padding
// 12, 13, 14 and 15 are equivalent to 4, 8, 12 and 16 bytes of padding respectively
if (index >= 12) [[unlikely]] {
// Align attriubte address up to a 4 byte boundary
attrAddress = (attrAddress + 3) & -4;
attrAddress += (index - 11) << 2;
continue;
}
u32 attribInfo = (vertexCfg >> (index * 4)) & 0xf;
u32 attribType = attribInfo & 0x3; // Type of attribute(sbyte/ubyte/short/float)