/**************************************************************************
*
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2008 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include <windows.h>
-#include "glapi/glthread.h"
+#include "glapi/glapi.h"
#include "util/u_debug.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "stw_framebuffer.h"
#include "stw_st.h"
-#ifdef WIN32_THREADS
-extern _glthread_Mutex OneTimeLock;
-#endif
-
struct stw_device *stw_dev = NULL;
+static int
+stw_get_param(struct st_manager *smapi,
+ enum st_manager_param param)
+{
+ 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;
+ }
+}
+
+
+/** Get the refresh rate for the monitor, in Hz */
+static int
+get_refresh_rate(void)
+{
+ DEVMODE devModes;
+
+ if (EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &devModes)) {
+ /* clamp the value, just in case we get garbage */
+ return CLAMP(devModes.dmDisplayFrequency, 30, 120);
+ }
+ else {
+ /* reasonable default */
+ return 60;
+ }
+}
+
boolean
stw_init(const struct stw_winsys *stw_winsys)
static struct stw_device stw_dev_storage;
struct pipe_screen *screen;
+ debug_disable_error_message_boxes();
+
debug_printf("%s\n", __FUNCTION__);
-
+
assert(!stw_dev);
stw_tls_init();
#ifdef DEBUG
stw_dev->memdbg_no = debug_memory_begin();
#endif
-
- stw_dev->stw_winsys = stw_winsys;
-#ifdef WIN32_THREADS
- _glthread_INIT_MUTEX(OneTimeLock);
-#endif
+ stw_dev->stw_winsys = stw_winsys;
stw_dev->stapi = stw_st_create_api();
stw_dev->smapi = CALLOC_STRUCT(st_manager);
goto error1;
screen = stw_winsys->create_screen();
- if(!screen)
+ if (!screen)
goto error1;
- if(stw_winsys->get_adapter_luid)
+ if (stw_winsys->get_adapter_luid)
stw_winsys->get_adapter_luid(screen, &stw_dev->AdapterLuid);
stw_dev->smapi->screen = screen;
+ stw_dev->smapi->get_param = stw_get_param;
stw_dev->screen = screen;
- pipe_mutex_init( stw_dev->ctx_mutex );
- pipe_mutex_init( stw_dev->fb_mutex );
+ stw_dev->max_2d_levels = util_last_bit(screen->get_param(screen,
+ PIPE_CAP_MAX_TEXTURE_2D_SIZE));
+ stw_dev->max_2d_length = 1 << (stw_dev->max_2d_levels - 1);
+
+ InitializeCriticalSection(&stw_dev->ctx_mutex);
+ InitializeCriticalSection(&stw_dev->fb_mutex);
stw_dev->ctx_table = handle_table_create();
if (!stw_dev->ctx_table) {
stw_pixelformat_init();
+ /* env var override for WGL_EXT_swap_control, useful for testing/debugging */
+ const char *s = os_get_option("WGL_SWAP_INTERVAL");
+ if (s) {
+ stw_dev->swap_interval = atoi(s);
+ }
+ stw_dev->refresh_rate = get_refresh_rate();
+
+ stw_dev->initialized = true;
+
return TRUE;
error1:
- if (stw_dev->smapi)
- FREE(stw_dev->smapi);
+ FREE(stw_dev->smapi);
if (stw_dev->stapi)
stw_dev->stapi->destroy(stw_dev->stapi);
if (!stw_dev)
return;
-
+
/*
* Abort cleanup if there are still active contexts. In some situations
* this DLL may be unloaded before the DLL that is using GL contexts is.
*/
- pipe_mutex_lock( stw_dev->ctx_mutex );
+ stw_lock_contexts(stw_dev);
dhglrc = handle_table_get_first_handle(stw_dev->ctx_table);
- pipe_mutex_unlock( stw_dev->ctx_mutex );
+ stw_unlock_contexts(stw_dev);
if (dhglrc) {
debug_printf("%s: contexts still active -- cleanup aborted\n", __FUNCTION__);
stw_dev = NULL;
handle_table_destroy(stw_dev->ctx_table);
stw_framebuffer_cleanup();
-
- pipe_mutex_destroy( stw_dev->fb_mutex );
- pipe_mutex_destroy( stw_dev->ctx_mutex );
-
+
+ DeleteCriticalSection(&stw_dev->fb_mutex);
+ DeleteCriticalSection(&stw_dev->ctx_mutex);
+
+ if (stw_dev->smapi->destroy)
+ stw_dev->smapi->destroy(stw_dev->smapi);
+
FREE(stw_dev->smapi);
stw_dev->stapi->destroy(stw_dev->stapi);
stw_dev->screen->destroy(stw_dev->screen);
-#ifdef WIN32_THREADS
- _glthread_DESTROY_MUTEX(OneTimeLock);
-
+ /* glapi is statically linked: we can call the local destroy function. */
+#ifdef _GLAPI_NO_EXPORTS
_glapi_destroy_multithread();
#endif
}
-struct stw_context *
-stw_lookup_context_locked( DHGLRC dhglrc )
-{
- if (dhglrc == 0)
- return NULL;
-
- if (stw_dev == NULL)
- return NULL;
-
- return (struct stw_context *) handle_table_get(stw_dev->ctx_table, dhglrc);
-}
-
-
void APIENTRY
-DrvSetCallbackProcs(
- INT nProcs,
- PROC *pProcs )
+DrvSetCallbackProcs(INT nProcs, PROC *pProcs)
{
size_t size;
BOOL APIENTRY
-DrvValidateVersion(
- ULONG ulVersion )
+DrvValidateVersion(ULONG ulVersion)
{
- /* TODO: get the expected version from the winsys */
- return ulVersion == 1;
+ /* ulVersion is the version reported by the KMD:
+ * - via D3DKMTQueryAdapterInfo(KMTQAITYPE_UMOPENGLINFO) on WDDM,
+ * - or ExtEscape on XPDM and can be used to ensure the KMD and OpenGL ICD
+ * versions match.
+ *
+ * We should get the expected version number from the winsys, but for now
+ * ignore it.
+ */
+ (void)ulVersion;
+ return TRUE;
}