D3D12: added assert that format plane count is greater than 0

TheMostDiligent · TheMostDiligent · commit 460b061ad654 · 2025-05-09T15:54:06.000-07:00
diff --git a/Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp b/Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp
@@ -1962,7 +1962,8 @@ void DeviceContextD3D12Impl::CopyTexture(const CopyTextureAttribs& CopyAttribs)
     std::array<SubresCopyMapping, MaxFormatPlaneCount> Planes;
 
     Uint32 NumPlanes = std::min(pSrcTexD3D12->GetFormatPlaneCount(), pDstTexD3D12->GetFormatPlaneCount());
-    VERIFY(NumPlanes <= MaxFormatPlaneCount, "Number of planes (", NumPlanes, ") exceeds maximum supported plane count (", MaxFormatPlaneCount, ")");
+    VERIFY(NumPlanes > 0, "Number of planes must be greater than 0");
+    VERIFY(NumPlanes <= MaxFormatPlaneCount, "Number of planes (", NumPlanes, ") exceeds maximum expected plane count (", MaxFormatPlaneCount, ")");
     NumPlanes = std::min(NumPlanes, MaxFormatPlaneCount);
     for (Uint32 i = 0; i < NumPlanes; ++i)
     {

Original file line number	Diff line number	Diff line change
`@@ -1962,7 +1962,8 @@ void DeviceContextD3D12Impl::CopyTexture(const CopyTextureAttribs& CopyAttribs)`
`1962`	`1962`	`std::array<SubresCopyMapping, MaxFormatPlaneCount> Planes;`
`1963`	`1963`
`1964`	`1964`	`Uint32 NumPlanes = std::min(pSrcTexD3D12->GetFormatPlaneCount(), pDstTexD3D12->GetFormatPlaneCount());`
`1965`		`- VERIFY(NumPlanes <= MaxFormatPlaneCount, "Number of planes (", NumPlanes, ") exceeds maximum supported plane count (", MaxFormatPlaneCount, ")");`
	`1965`	`+ VERIFY(NumPlanes > 0, "Number of planes must be greater than 0");`
	`1966`	`+ VERIFY(NumPlanes <= MaxFormatPlaneCount, "Number of planes (", NumPlanes, ") exceeds maximum expected plane count (", MaxFormatPlaneCount, ")");`
`1966`	`1967`	`NumPlanes = std::min(NumPlanes, MaxFormatPlaneCount);`
`1967`	`1968`	`for (Uint32 i = 0; i < NumPlanes; ++i)`
`1968`	`1969`	`{`