Changeset 81976 in vbox for trunk/src/VBox/Additions/3D/mesa

Timestamp:

Nov 19, 2019 7:27:12 AM (5 years ago)

Author:

vboxsync

Message:

Additions/3D/mesa: Deal with the coordinate system differences between the SVGA device and gallium utils (finally it works correctly). bugref:8893

File:

• trunk/src/VBox/Additions/3D/mesa/mesa-17.3.9/src/gallium/drivers/svga/svga_pipe_blit.c (modified) (2 diffs)

trunk/src/VBox/Additions/3D/mesa/mesa-17.3.9/src/gallium/drivers/svga/svga_pipe_blit.c

@@ -610 +610 @@
 
 #ifdef VBOX_WITH_MESA3D_NINE_SVGA
+   debug_printf("svga: blit src lvl %d %dx%d %d,%d %dx%d -> dst lvl %d %dx%d %d,%d %dx%d\n",
+                blit.src.level, src->width0, src->height0,
+                blit.src.box.x, blit.src.box.y, blit.src.box.width, blit.src.box.height,
+                blit.dst.level, dst->width0, dst->height0,
+                blit.dst.box.x, blit.dst.box.y, blit.dst.box.width, blit.dst.box.height);
    /* Flip Y.
     *
@@ -621 +626 @@
    blit.dst.box.y = u_minify(dst->height0, blit.dst.level) - blit.dst.box.y - blit.dst.box.height;
 
-   blit.src.box.y = u_minify(src->height0, blit.src.level) - blit.src.box.y;
+   /* The source image must be flipped vertically too. */
+   blit.src.box.y = blit.src.box.y + blit.src.box.height;
    blit.src.box.height = -blit.src.box.height;
 #endif