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[d3d11] Add range checking to IAGetVertexBuffers

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This commit is contained in:
Philip Rebohle 2021-04-21 13:11:10 +02:00
parent a13dad07cc
commit b51fd4d06c
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GPG Key ID: C8CC613427A31C99
1 changed files with 17 additions and 6 deletions
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23
src/d3d11/d3d11_context.cpp
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@ -1708,14 +1708,25 @@ namespace dxvk {
D3D10DeviceLock lock = LockContext();
for (uint32_t i = 0; i < NumBuffers; i++) {
if (ppVertexBuffers != nullptr)
ppVertexBuffers[i] = m_state.ia.vertexBuffers[StartSlot + i].buffer.ref();
const bool inRange = StartSlot + i < m_state.ia.vertexBuffers.size();
if (ppVertexBuffers != nullptr) {
ppVertexBuffers[i] = inRange
? m_state.ia.vertexBuffers[StartSlot + i].buffer.ref()
: nullptr;
}
if (pStrides != nullptr)
pStrides[i] = m_state.ia.vertexBuffers[StartSlot + i].stride;
if (pStrides != nullptr) {
pStrides[i] = inRange
? m_state.ia.vertexBuffers[StartSlot + i].stride
: 0u;
}
if (pOffsets != nullptr)
pOffsets[i] = m_state.ia.vertexBuffers[StartSlot + i].offset;
if (pOffsets != nullptr) {
pOffsets[i] = inRange
? m_state.ia.vertexBuffers[StartSlot + i].offset
: 0u;
}
}
}