Video

Timestamp:

May 6, 2022 11:49:25 AM (3 years ago)

Author:

vboxsync

Message:

WDDM: ClearRenderTargetView, ClearDepthStencilView; minor fixes. bugref:9845

File:

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/VBoxMPTypes.h

-              r94881
+              r94889
 #define VBOXWDDM_C_DMA_PRIVATEDATA_SIZE    0x4000
 #else
+#define VBOXWDDM_C_DMA_BUFFER_SIZE         0x10000
+#define VBOXWDDM_C_DMA_PRIVATEDATA_SIZE    0x8000
+/* A small buffer fills quickly by commands. A large buffer does not allow effective preemption.
+ * 16K is an aritrary value, which allows to batch enough commands, but not too many.
+ */
+#define VBOXWDDM_C_DMA_BUFFER_SIZE         0x4000
+/* Private data is rather small, so one page is more than enough. */
+#define VBOXWDDM_C_DMA_PRIVATEDATA_SIZE    0x1000
 #endif
 #define VBOXWDDM_C_ALLOC_LIST_SIZE         0xc00

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