Changeset 52329 in vbox for trunk/src/VBox/GuestHost/OpenGL/include

Timestamp:

Aug 8, 2014 6:34:02 PM (10 years ago)

Author:

vboxsync

Message:

wddm/crOpenGL: prevent shared objects from being deleted till they can be used

Location:

trunk

Files:

• . (modified) (1 prop)
• src/VBox (modified) (1 prop)
• src/VBox/GuestHost/OpenGL/include/chromium.h (modified) (1 diff)
• src/VBox/GuestHost/OpenGL/include/cr_glstate.h (modified) (2 diffs)
• src/VBox/GuestHost/OpenGL/include/state/cr_texture.h (modified) (1 diff)

trunk/src/VBox/GuestHost/OpenGL/include/chromium.h

@@ -737 +737 @@
 #define GL_SHARE_LISTS_CR             0x8B31
 
+/* ensure the resource is  */
+#define GL_PIN_TEXTURE_SET_CR         0x8B32
+#define GL_PIN_TEXTURE_CLEAR_CR       0x8B33
+
 /**********************************************************************/
 /*****                Chromium-specific API                       *****/

trunk/src/VBox/GuestHost/OpenGL/include/cr_glstate.h

@@ -283 +283 @@
 
 
+DECLEXPORT(void) crStateReleaseTexture(CRContext *pCtx, CRTextureObj *pObj);
+
 #ifndef IN_GUEST
 DECLEXPORT(int32_t) crStateSaveContext(CRContext *pContext, PSSMHANDLE pSSM);
@@ -298 +300 @@
 
 DECLEXPORT(void) crStateSetTextureUsed(GLuint texture, GLboolean used);
+DECLEXPORT(void) crStatePinTexture(GLuint texture, GLboolean pin);
 DECLEXPORT(void) crStateDeleteTextureCallback(void *texObj);
 

trunk/src/VBox/GuestHost/OpenGL/include/state/cr_texture.h

@@ -94 +94 @@
     GLboolean              generateMipmap;
 #endif
+    GLboolean              pinned; /* <- keep the texture alive if its ctxUsage reaches zero */
     CRbitvalue             dirty[CR_MAX_BITARRAY];
     CRbitvalue             imageBit[CR_MAX_BITARRAY];