Changeset 83354 in vbox for trunk/src/VBox/Devices/Graphics/vmsvga

Timestamp:

Mar 20, 2020 4:19:35 PM (5 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

136558

Message:

VMSVGA: Implemented SVGA_CMD_RECT_COPY (see bugref:9424).

File:

• trunk/src/VBox/Devices/Graphics/vmsvga/svga_reg.h (modified) (3 diffs)

trunk/src/VBox/Devices/Graphics/vmsvga/svga_reg.h

@@ -1011 +1011 @@
    SVGA_CMD_INVALID_CMD           = 0,
    SVGA_CMD_UPDATE                = 1,
+   SVGA_CMD_RECT_FILL             = 2,  // No longer documented, used by old drivers.
    SVGA_CMD_RECT_COPY             = 3,
+   SVGA_CMD_RECT_ROP_COPY         = 14, // No longer documented, used by old drivers.
    SVGA_CMD_DEFINE_CURSOR         = 19,
    SVGA_CMD_DISPLAY_CURSOR        = 20, // Deprecated.
@@ -1074 +1076 @@
 
 /*
+ * SVGA_CMD_RECT_FILL --
+ *
+ *    Fill a rectangular area in the the GFB, and copy the result
+ *    to any screens which intersect it.
+ *
+ *    Deprecated?
+ *
+ * Availability:
+ *    SVGA_CAP_RECT_FILL
+ */
+
+typedef
+struct {
+   uint32_t pixel;
+   uint32_t destX;
+   uint32_t destY;
+   uint32_t width;
+   uint32_t height;
+} SVGAFifoCmdRectFill;
+
+
+/*
  * SVGA_CMD_RECT_COPY --
  *
@@ -1092 +1116 @@
    uint32_t height;
 } SVGAFifoCmdRectCopy;
+
+
+/*
+ * SVGA_CMD_RECT_ROP_COPY --
+ *
+ *    Perform a rectangular DMA transfer from one area of the GFB to
+ *    another using a a raster op, and copy the result to any screens
+ *    which intersect it.
+ *
+ *    XFree86 4.1.0/4.2.0 drivers incorrectly use this command when
+ *    SVGA_CAP_RECT_COPY is present even when SVGA_CAP_RASTER_OP is not.
+ *
+ * Availability:
+ *    SVGA_CAP_RECT_COPY + SVGA_CAP_RASTER_OP
+ */
+
+typedef
+struct {
+   uint32_t srcX;
+   uint32_t srcY;
+   uint32_t destX;
+   uint32_t destY;
+   uint32_t width;
+   uint32_t height;
+   uint32_t rop;
+} SVGAFifoCmdRectRopCopy;