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[d3d11] Perform bound-checking in GetBufferSlice

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Ensures that we don't pass invalid buffer slices to the backend.
This commit is contained in:
Philip Rebohle 2021-03-04 17:37:13 +01:00
parent 049fda9218
commit 3acdf6e22a
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GPG Key ID: C8CC613427A31C99
1 changed files with 11 additions and 3 deletions
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src/d3d11/d3d11_buffer.h
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@ -77,15 +77,23 @@ namespace dxvk {
}
DxvkBufferSlice GetBufferSlice() const {
return GetBufferSlice(0, m_desc.ByteWidth);
return DxvkBufferSlice(m_buffer, 0, m_desc.ByteWidth);
}
DxvkBufferSlice GetBufferSlice(VkDeviceSize offset) const {
return GetBufferSlice(offset, m_desc.ByteWidth - offset);
VkDeviceSize size = m_desc.ByteWidth;
return likely(offset < size)
? DxvkBufferSlice(m_buffer, offset, size - offset)
: DxvkBufferSlice();
}
DxvkBufferSlice GetBufferSlice(VkDeviceSize offset, VkDeviceSize length) const {
return DxvkBufferSlice(m_buffer, offset, length);
VkDeviceSize size = m_desc.ByteWidth;
return likely(offset < size)
? DxvkBufferSlice(m_buffer, offset, std::min(length, size - offset))
: DxvkBufferSlice();
}
DxvkBufferSlice GetSOCounter() {