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Mark Remix interop memory as a dedicated allocation #100

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Mark Remix interop memory as a dedicated allocation #100

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7 changes: 7 additions & 0 deletions src/main/java/com/nvidia/rtxremix/minecraft/gl/GlInterop.java
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Original file line number Diff line number Diff line change
Expand Up @@ -303,6 +303,13 @@ private boolean recreate(
try {
drainStaleGlErrors();
memoryObject = glCreateMemoryObjectsEXT();
// The runtime's shared images are dedicated allocations, and
// EXT_external_objects requires an importer of one to set this
// flag. It must precede the import, which fixes the memory
// object's parameters.
glMemoryObjectParameteriEXT(
memoryObject, GL_DEDICATED_MEMORY_OBJECT_EXT, GL_TRUE);
checkGlError("glMemoryObjectParameteriEXT(" + debugName + ")");
glImportMemoryWin32HandleEXT(
memoryObject,
allocationSize,
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