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opengl add-on: Fix potential memory leaks. CID 2777

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* Free GL FrameBuffer which could of resulted in
  memory leaks
* Add better malloc/calloc failure tracing.
This commit is contained in:
Alexander von Gluck IV
2012-02-01 08:13:20 -06:00
parent f7167131ad
commit ef34f28b38
1 changed files with 13 additions and 1 deletions
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src/add-ons/opengl/mesa_software_renderer/MesaSoftwareRenderer.cpp
+13 -1
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@@ -285,22 +285,33 @@ MesaSoftwareRenderer::MesaSoftwareRenderer(BGLView* view, ulong options,
// create core framebuffer
fFrameBuffer = (struct msr_framebuffer*)calloc(1,
sizeof(*fFrameBuffer));
if (fFrameBuffer == NULL) {
ERROR("%s: Unable to calloc GL FrameBuffer!\n", __func__);
_mesa_destroy_visual(fVisual);
return;
}
_mesa_initialize_window_framebuffer(&fFrameBuffer->base, fVisual);
// Setup front render buffer
fFrontRenderBuffer = _NewRenderBuffer(true);
if (fFrontRenderBuffer == NULL) {
ERROR("%s: FrontRenderBuffer is requested but unallocated!\n",
__func__);
_mesa_destroy_visual(fVisual);
free(fFrameBuffer);
return;
}
_mesa_add_renderbuffer(&fFrameBuffer->base, BUFFER_FRONT_LEFT,
&fFrontRenderBuffer->base);
// Setup back render buffer (if needed)
// Setup back render buffer (if requested)
if (fVisual->doubleBufferMode) {
fBackRenderBuffer = _NewRenderBuffer(false);
if (fBackRenderBuffer == NULL) {
ERROR("%s: BackRenderBuffer is requested but unallocated!\n",
__func__);
_mesa_destroy_visual(fVisual);
free(fFrameBuffer);
return;
}
_mesa_add_renderbuffer(&fFrameBuffer->base, BUFFER_BACK_LEFT,
@@ -346,6 +357,7 @@ MesaSoftwareRenderer::~MesaSoftwareRenderer()
_mesa_destroy_context(fContext);
free(fInfo);
free(fFrameBuffer);
delete fBitmap;
}