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st/egl: Fix eglChooseConfig when configs is NULL.

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When configs is NULL, the app wants to know the number of matching
configs.
This commit is contained in:
Chia-I Wu 2010-12-26 23:34:57 +08:00
parent aa68dd9a49
commit 9f2062fb12
1 changed files with 4 additions and 4 deletions
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8
src/gallium/state_trackers/egl/common/egl_g3d_api.c
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@ -158,17 +158,17 @@ egl_g3d_choose_config(_EGLDriver *drv, _EGLDisplay *dpy, const EGLint *attribs,
(_EGLArrayForEach) egl_g3d_match_config, (void *) &criteria);
/* perform sorting of configs */
if (tmp_configs && tmp_size) {
if (configs && tmp_size) {
_eglSortConfigs((const _EGLConfig **) tmp_configs, tmp_size,
egl_g3d_compare_config, (void *) &criteria);
size = MIN2(tmp_size, size);
for (i = 0; i < size; i++)
tmp_size = MIN2(tmp_size, size);
for (i = 0; i < tmp_size; i++)
configs[i] = _eglGetConfigHandle(tmp_configs[i]);
}
FREE(tmp_configs);
*num_configs = size;
*num_configs = tmp_size;
return EGL_TRUE;
}