| /************************************************************************** |
| * |
| * Copyright 2008 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * 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 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/glapi.h" |
| #include "util/u_debug.h" |
| #include "util/u_math.h" |
| #include "util/u_memory.h" |
| #include "pipe/p_screen.h" |
| |
| #include "stw_device.h" |
| #include "stw_winsys.h" |
| #include "stw_pixelformat.h" |
| #include "stw_icd.h" |
| #include "stw_tls.h" |
| #include "stw_framebuffer.h" |
| #include "stw_st.h" |
| |
| |
| 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; |
| } |
| } |
| |
| 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(); |
| |
| stw_dev = &stw_dev_storage; |
| memset(stw_dev, 0, sizeof(*stw_dev)); |
| |
| #ifdef DEBUG |
| stw_dev->memdbg_no = debug_memory_begin(); |
| #endif |
| |
| stw_dev->stw_winsys = stw_winsys; |
| |
| stw_dev->stapi = stw_st_create_api(); |
| stw_dev->smapi = CALLOC_STRUCT(st_manager); |
| if (!stw_dev->stapi || !stw_dev->smapi) |
| goto error1; |
| |
| screen = stw_winsys->create_screen(); |
| if(!screen) |
| goto error1; |
| |
| 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; |
| |
| stw_dev->max_2d_levels = |
| screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS); |
| 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) { |
| goto error1; |
| } |
| |
| stw_pixelformat_init(); |
| |
| stw_dev->initialized = true; |
| |
| return TRUE; |
| |
| error1: |
| FREE(stw_dev->smapi); |
| if (stw_dev->stapi) |
| stw_dev->stapi->destroy(stw_dev->stapi); |
| |
| stw_dev = NULL; |
| return FALSE; |
| } |
| |
| |
| boolean |
| stw_init_thread(void) |
| { |
| return stw_tls_init_thread(); |
| } |
| |
| |
| void |
| stw_cleanup_thread(void) |
| { |
| stw_tls_cleanup_thread(); |
| } |
| |
| |
| void |
| stw_cleanup(void) |
| { |
| DHGLRC dhglrc; |
| |
| debug_printf("%s\n", __FUNCTION__); |
| |
| 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. |
| */ |
| stw_lock_contexts(stw_dev); |
| dhglrc = handle_table_get_first_handle(stw_dev->ctx_table); |
| stw_unlock_contexts(stw_dev); |
| if (dhglrc) { |
| debug_printf("%s: contexts still active -- cleanup aborted\n", __FUNCTION__); |
| stw_dev = NULL; |
| return; |
| } |
| |
| handle_table_destroy(stw_dev->ctx_table); |
| |
| stw_framebuffer_cleanup(); |
| |
| DeleteCriticalSection(&stw_dev->fb_mutex); |
| DeleteCriticalSection(&stw_dev->ctx_mutex); |
| |
| FREE(stw_dev->smapi); |
| stw_dev->stapi->destroy(stw_dev->stapi); |
| |
| stw_dev->screen->destroy(stw_dev->screen); |
| |
| /* 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); |
| #endif |
| |
| stw_tls_cleanup(); |
| |
| stw_dev = NULL; |
| } |
| |
| |
| void APIENTRY |
| DrvSetCallbackProcs( |
| INT nProcs, |
| PROC *pProcs ) |
| { |
| size_t size; |
| |
| if (stw_dev == NULL) |
| return; |
| |
| size = MIN2(nProcs * sizeof *pProcs, sizeof stw_dev->callbacks); |
| memcpy(&stw_dev->callbacks, pProcs, size); |
| |
| return; |
| } |
| |
| |
| BOOL APIENTRY |
| DrvValidateVersion( |
| ULONG ulVersion ) |
| { |
| /* 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; |
| } |