Changeset 2106 in vbox for trunk/src/VBox/Main/include

Timestamp:

Apr 16, 2007 3:25:48 PM (18 years ago)

Author:

vboxsync

Message:

Do not block EMT while resizing the framebuffer.

File:

• trunk/src/VBox/Main/include/DisplayImpl.h (modified) (4 diffs)

trunk/src/VBox/Main/include/DisplayImpl.h

@@ -59 +59 @@
 
     // public methods only for internal purposes
-    void handleDisplayResize (uint32_t bpp, void *pvVRAM, uint32_t cbLine, int w, int h);
+    int handleDisplayResize (uint32_t bpp, void *pvVRAM, uint32_t cbLine, int w, int h);
     void handleDisplayUpdate (int x, int y, int cx, int cy);
     IFramebuffer *getFramebuffer()
@@ -140 +140 @@
     static DECLCALLBACK(int)   drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle);
     static DECLCALLBACK(void)  drvDestruct(PPDMDRVINS pDrvIns);
-    static DECLCALLBACK(void)  displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy);
+    static DECLCALLBACK(int)   displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy);
     static DECLCALLBACK(void)  displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
                                                      uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);
@@ -159 +159 @@
     /** bitmask of acceleration operations supported by current framebuffer */
     ULONG mSupportedAccelOps;
-    RTSEMEVENTMULTI mResizeSem;
     RTSEMEVENTMULTI mUpdateSem;
 
@@ -186 +185 @@
     void vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd);
 
-    void callFramebufferResize (FramebufferPixelFormat_T pixelFormat, void *pvVRAM, uint32_t cbLine, int w, int h);
+    void handleResizeCompletedEMT (void);
+    volatile uint32_t mu32ResizeStatus;
+    
+    enum {
+        ResizeStatus_Void,
+        ResizeStatus_InProgress,
+        ResizeStatus_UpdateDisplayData
+    };
 };