diff options
Diffstat (limited to 'src/gallium/state_trackers/wgl/stw_device.c')
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_device.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/src/gallium/state_trackers/wgl/stw_device.c b/src/gallium/state_trackers/wgl/stw_device.c index c4822d4d8a..e65e71dc15 100644 --- a/src/gallium/state_trackers/wgl/stw_device.c +++ b/src/gallium/state_trackers/wgl/stw_device.c @@ -41,8 +41,6 @@ #include "stw_framebuffer.h" #include "stw_st.h" -extern _glthread_Mutex OneTimeLock; - struct stw_device *stw_dev = NULL; @@ -50,7 +48,19 @@ static int stw_get_param(struct st_manager *smapi, enum st_manager_param param) { - return 0; + switch (param) { + case ST_MANAGER_BROKEN_INVALIDATE: + /* + * Force framebuffer validation on glViewport. + * + * Certain applications, like Rhinoceros 4, uses glReadPixels + * exclusively (never uses SwapBuffers), so framebuffers never get + * resized unless we check on glViewport. + */ + return 1; + default: + return 0; + } } boolean @@ -74,8 +84,6 @@ stw_init(const struct stw_winsys *stw_winsys) stw_dev->stw_winsys = stw_winsys; - _glthread_INIT_MUTEX(OneTimeLock); - stw_dev->stapi = stw_st_create_api(); stw_dev->smapi = CALLOC_STRUCT(st_manager); if (!stw_dev->stapi || !stw_dev->smapi) @@ -168,9 +176,10 @@ stw_cleanup(void) stw_dev->screen->destroy(stw_dev->screen); - _glthread_DESTROY_MUTEX(OneTimeLock); - + /* glapi is statically linked: we can call the local destroy function. */ +#ifdef _GLAPI_NO_EXPORTS _glapi_destroy_multithread(); +#endif #ifdef DEBUG debug_memory_end(stw_dev->memdbg_no); |