Changeset 36843 in vbox for trunk/src/VBox/GuestHost/OpenGL/include/cr_server.h

Timestamp:

Apr 26, 2011 8:33:19 AM (14 years ago)

Author:

vboxsync

Message:

3D for VRDP: initial commit (xTracker 5565).

File:

• trunk/src/VBox/GuestHost/OpenGL/include/cr_server.h (modified) (4 diffs)

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

@@ -35 +35 @@
 
 typedef DECLCALLBACKPTR(void, PFNCRSERVERPRESENTFBO) (void *data, int32_t screenId, int32_t x, int32_t y, uint32_t w, uint32_t h);
+
+/* Callbacks for output of the rendered frames.
+ *
+ * This allows to pass rendered frames to an external component rather than draw them on screen.
+ *
+ * An external component registers the redirection callbacks using crVBoxServerOutputRedirectSet.
+ *
+ * The list of formats supported by the caller is obtained using CRORContextProperty.
+ * The actual format choosed by the service is passed as a CRORBegin parameter.
+ */
+typedef struct {
+    const void *pvContext; /* Supplied by crVBoxServerOutputRedirectSet. */
+    DECLR3CALLBACKMEMBER(void, CRORBegin,           (const void *pvContext, void **ppvInstance,
+                                                     const char *pszFormat));
+    DECLR3CALLBACKMEMBER(void, CRORGeometry,        (void *pvInstance,
+                                                     int32_t x, int32_t y, uint32_t w, uint32_t h));
+    DECLR3CALLBACKMEMBER(void, CRORVisibleRegion,   (void *pvInstance,
+                                                     uint32_t cRects, RTRECT *paRects));
+    DECLR3CALLBACKMEMBER(void, CRORFrame,           (void *pvInstance,
+                                                     void *pvData, uint32_t cbData));
+    DECLR3CALLBACKMEMBER(void, CROREnd,             (void *pvInstance));
+    DECLR3CALLBACKMEMBER(int,  CRORContextProperty, (const void *pvContext, uint32_t index,
+                                                      void *pvBuffer, uint32_t cbBuffer, uint32_t *pcbOut));
+} CROutputRedirect;
 
 typedef struct {
@@ -71 +95 @@
     GLuint fboWidth, fboHeight;
     GLuint idPBO;
+
+    void *pvOutputRedirectInstance;
 } CRMuralInfo;
 
@@ -233 +259 @@
                                                      *using callback above to update vbox framebuffers*/
     GLboolean             bUsePBOForReadback;       /*Use PBO's for data readback*/
+
+    GLboolean             bUseOutputRedirect;       /* Whether the output redirect was set. */
+    CROutputRedirect      outputRedirect;
 } CRServer;
 
@@ -265 +294 @@
 extern DECLEXPORT(int32_t) crVBoxServerSetOffscreenRendering(GLboolean value);
 
+extern DECLEXPORT(int32_t) crVBoxServerOutputRedirectSet(const CROutputRedirect *pCallbacks);
+
 #ifdef __cplusplus
 }