diff options
Diffstat (limited to 'src/mesa/state_tracker/wgl/stw_framebuffer.c')
| -rw-r--r-- | src/mesa/state_tracker/wgl/stw_framebuffer.c | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/src/mesa/state_tracker/wgl/stw_framebuffer.c b/src/mesa/state_tracker/wgl/stw_framebuffer.c deleted file mode 100644 index 1ecafa451e..0000000000 --- a/src/mesa/state_tracker/wgl/stw_framebuffer.c +++ /dev/null @@ -1,181 +0,0 @@ -/************************************************************************** - * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. - * 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 TUNGSTEN GRAPHICS 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 "main/context.h" -#include "pipe/p_format.h" -#include "state_tracker/st_context.h" -#include "state_tracker/st_public.h" -#include "stw_framebuffer.h" - -void -framebuffer_resize( - struct stw_framebuffer *fb, - GLuint width, - GLuint height ) -{ - if (fb->hbmDIB == NULL || fb->stfb->Base.Width != width || fb->stfb->Base.Height != height) { - if (fb->hbmDIB) - DeleteObject( fb->hbmDIB ); - - fb->hbmDIB = CreateCompatibleBitmap( - fb->hDC, - width, - height ); - } - - st_resize_framebuffer( fb->stfb, width, height ); -} - -static struct stw_framebuffer *fb_head = NULL; - -static LRESULT CALLBACK -window_proc( - HWND hWnd, - UINT uMsg, - WPARAM wParam, - LPARAM lParam ) -{ - struct stw_framebuffer *fb; - - for (fb = fb_head; fb != NULL; fb = fb->next) - if (fb->hWnd == hWnd) - break; - assert( fb != NULL ); - - if (uMsg == WM_SIZE && wParam != SIZE_MINIMIZED) - framebuffer_resize( fb, LOWORD( lParam ), HIWORD( lParam ) ); - - return CallWindowProc( fb->WndProc, hWnd, uMsg, wParam, lParam ); -} - -/* Create a new framebuffer object which will correspond to the given HDC. - */ -struct stw_framebuffer * -framebuffer_create( - HDC hdc, - GLvisual *visual, - GLuint width, - GLuint height ) -{ - struct stw_framebuffer *fb; - enum pipe_format colorFormat, depthFormat, stencilFormat; - - fb = CALLOC_STRUCT( stw_framebuffer ); - if (fb == NULL) - return NULL; - - /* Determine PIPE_FORMATs for buffers. - */ - colorFormat = PIPE_FORMAT_A8R8G8B8_UNORM; - - if (visual->depthBits == 0) - depthFormat = PIPE_FORMAT_NONE; - else if (visual->depthBits <= 16) - depthFormat = PIPE_FORMAT_Z16_UNORM; - else if (visual->depthBits <= 24) - depthFormat = PIPE_FORMAT_S8Z24_UNORM; - else - depthFormat = PIPE_FORMAT_Z32_UNORM; - - if (visual->stencilBits == 8) { - if (depthFormat == PIPE_FORMAT_S8Z24_UNORM) - stencilFormat = depthFormat; - else - stencilFormat = PIPE_FORMAT_S8_UNORM; - } - else { - stencilFormat = PIPE_FORMAT_NONE; - } - - fb->stfb = st_create_framebuffer( - visual, - colorFormat, - depthFormat, - stencilFormat, - width, - height, - (void *) fb ); - - fb->cColorBits = GetDeviceCaps( hdc, BITSPIXEL ); - fb->hDC = hdc; - - /* Subclass a window associated with the device context. - */ - fb->hWnd = WindowFromDC( hdc ); - if (fb->hWnd != NULL) { - fb->WndProc = (WNDPROC) SetWindowLong( - fb->hWnd, - GWL_WNDPROC, - (LONG) window_proc ); - } - - fb->next = fb_head; - fb_head = fb; - return fb; -} - -void -framebuffer_destroy( - struct stw_framebuffer *fb ) -{ - struct stw_framebuffer **link = &fb_head; - struct stw_framebuffer *pfb = fb_head; - - while (pfb != NULL) { - if (pfb == fb) { - if (fb->hWnd != NULL) { - SetWindowLong( - fb->hWnd, - GWL_WNDPROC, - (LONG) fb->WndProc ); - } - - *link = fb->next; - FREE( fb ); - return; - } - - link = &pfb->next; - pfb = pfb->next; - } -} - -/* Given an hdc, return the corresponding wgl_context. - */ -struct stw_framebuffer * -framebuffer_from_hdc( - HDC hdc ) -{ - struct stw_framebuffer *fb; - - for (fb = fb_head; fb != NULL; fb = fb->next) - if (fb->hDC == hdc) - return fb; - return NULL; -} |