Roderick Colenbrander : wined3d: Fix a recursive ENTER_GL in read_from_framebuffer.
Alexandre Julliard
julliard at winehq.org
Mon Oct 20 08:00:25 CDT 2008
Module: wine
Branch: master
Commit: e5ed8edb89bb08dcc76e13af39751f29f55fc466
URL: http://source.winehq.org/git/wine.git/?a=commit;h=e5ed8edb89bb08dcc76e13af39751f29f55fc466
Author: Roderick Colenbrander <thunderbird2k at gmx.net>
Date: Sat Oct 18 23:21:46 2008 +0000
wined3d: Fix a recursive ENTER_GL in read_from_framebuffer.
---
dlls/wined3d/surface.c | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index 2d6a097..a91da6c 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -916,9 +916,10 @@ static void read_from_framebuffer_texture(IWineD3DSurfaceImpl *This)
*/
ActivateContext(device, (IWineD3DSurface *) This, CTXUSAGE_RESOURCELOAD);
surface_bind_and_dirtify(This);
- ENTER_GL();
+ ENTER_GL();
glGetIntegerv(GL_READ_BUFFER, &prevRead);
+ LEAVE_GL();
/* Select the correct read buffer, and give some debug output.
* There is no need to keep track of the current read buffer or reset it, every part of the code
@@ -928,8 +929,11 @@ static void read_from_framebuffer_texture(IWineD3DSurfaceImpl *This)
{
GLenum buffer = surface_get_gl_buffer((IWineD3DSurface *) This, (IWineD3DSwapChain *)swapchain);
TRACE("Locking %#x buffer\n", buffer);
+
+ ENTER_GL();
glReadBuffer(buffer);
checkGLcall("glReadBuffer");
+ LEAVE_GL();
IWineD3DSwapChain_Release((IWineD3DSwapChain *) swapchain);
} else {
@@ -937,7 +941,9 @@ static void read_from_framebuffer_texture(IWineD3DSurfaceImpl *This)
* Read from the back buffer
*/
TRACE("Locking offscreen render target\n");
+ ENTER_GL();
glReadBuffer(device->offscreenBuffer);
+ LEAVE_GL();
}
if(!(This->Flags & SFLAG_ALLOCATED)) {
@@ -947,6 +953,7 @@ static void read_from_framebuffer_texture(IWineD3DSurfaceImpl *This)
clear_unused_channels(This);
+ ENTER_GL();
/* If !SrcIsUpsideDown we should flip the surface.
* This can be done using glCopyTexSubImage2D but this
* is VERY slow, so don't do that. We should prevent
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