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st/osmesa: check buffer size when searching for buffers

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Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=75543
Cc: "10.1" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Brian Paul
2014-03-01 11:16:27 -07:00
parent 3d7c8836a6
commit cbacee207f
1 changed files with 7 additions and 4 deletions
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src/gallium/state_trackers/osmesa/osmesa.c
+7 -4
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@@ -480,12 +480,13 @@ osmesa_create_buffer(enum pipe_format color_format,
/**
* Search linked list for a buffer with matching pixel formats.
* Search linked list for a buffer with matching pixel formats and size.
*/
static struct osmesa_buffer *
osmesa_find_buffer(enum pipe_format color_format,
enum pipe_format ds_format,
enum pipe_format accum_format)
enum pipe_format accum_format,
GLsizei width, GLsizei height)
{
struct osmesa_buffer *b;
@@ -493,7 +494,9 @@ osmesa_find_buffer(enum pipe_format color_format,
for (b = BufferList; b; b = b->next) {
if (b->visual.color_format == color_format &&
b->visual.depth_stencil_format == ds_format &&
b->visual.accum_format == accum_format) {
b->visual.accum_format == accum_format &&
b->width == width &&
b->height == height) {
return b;
}
}
@@ -673,7 +676,7 @@ OSMesaMakeCurrent(OSMesaContext osmesa, void *buffer, GLenum type,
/* See if we already have a buffer that uses these pixel formats */
osbuffer = osmesa_find_buffer(color_format,
osmesa->depth_stencil_format,
osmesa->accum_format);
osmesa->accum_format, width, height);
if (!osbuffer) {
/* Existing buffer found, create new buffer */
osbuffer = osmesa_create_buffer(color_format,