diff options
Diffstat (limited to 'src/gallium/winsys/gdi/gdi_sw_winsys.c')
-rw-r--r-- | src/gallium/winsys/gdi/gdi_sw_winsys.c | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/src/gallium/winsys/gdi/gdi_sw_winsys.c b/src/gallium/winsys/gdi/gdi_sw_winsys.c deleted file mode 100644 index 4dba4b577b..0000000000 --- a/src/gallium/winsys/gdi/gdi_sw_winsys.c +++ /dev/null @@ -1,247 +0,0 @@ -/************************************************************************** - * - * Copyright 2009 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 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 - * THE COPYRIGHT HOLDERS, AUTHORS 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. - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * - **************************************************************************/ - -/** - * @file - * GDI software rasterizer support. - * - * @author Jose Fonseca <jfonseca@vmware.com> - */ - - -#include <windows.h> - -#include "pipe/p_format.h" -#include "pipe/p_context.h" -#include "util/u_inlines.h" -#include "util/u_format.h" -#include "util/u_math.h" -#include "util/u_memory.h" -#include "state_tracker/sw_winsys.h" -#include "gdi_sw_winsys.h" - - -struct gdi_sw_displaytarget -{ - enum pipe_format format; - unsigned width; - unsigned height; - unsigned stride; - - unsigned size; - - void *data; - - BITMAPINFO bmi; -}; - - -/** Cast wrapper */ -static INLINE struct gdi_sw_displaytarget * -gdi_sw_displaytarget( struct sw_displaytarget *buf ) -{ - return (struct gdi_sw_displaytarget *)buf; -} - - -static boolean -gdi_sw_is_displaytarget_format_supported( struct sw_winsys *ws, - unsigned tex_usage, - enum pipe_format format ) -{ - switch(format) { - case PIPE_FORMAT_B8G8R8X8_UNORM: - case PIPE_FORMAT_B8G8R8A8_UNORM: - return TRUE; - - /* TODO: Support other formats possible with BMPs, as described in - * http://msdn.microsoft.com/en-us/library/dd183376(VS.85).aspx */ - - default: - return FALSE; - } -} - - -static void * -gdi_sw_displaytarget_map(struct sw_winsys *ws, - struct sw_displaytarget *dt, - unsigned flags ) -{ - struct gdi_sw_displaytarget *gdt = gdi_sw_displaytarget(dt); - - return gdt->data; -} - - -static void -gdi_sw_displaytarget_unmap(struct sw_winsys *ws, - struct sw_displaytarget *dt ) -{ - -} - - -static void -gdi_sw_displaytarget_destroy(struct sw_winsys *winsys, - struct sw_displaytarget *dt) -{ - struct gdi_sw_displaytarget *gdt = gdi_sw_displaytarget(dt); - - align_free(gdt->data); - FREE(gdt); -} - - -static struct sw_displaytarget * -gdi_sw_displaytarget_create(struct sw_winsys *winsys, - unsigned tex_usage, - enum pipe_format format, - unsigned width, unsigned height, - unsigned alignment, - unsigned *stride) -{ - struct gdi_sw_displaytarget *gdt; - unsigned cpp; - unsigned bpp; - - gdt = CALLOC_STRUCT(gdi_sw_displaytarget); - if(!gdt) - goto no_gdt; - - gdt->format = format; - gdt->width = width; - gdt->height = height; - - bpp = util_format_get_blocksizebits(format); - cpp = util_format_get_blocksize(format); - - gdt->stride = align(width * cpp, alignment); - gdt->size = gdt->stride * height; - - gdt->data = align_malloc(gdt->size, alignment); - if(!gdt->data) - goto no_data; - - gdt->bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER); - gdt->bmi.bmiHeader.biWidth = gdt->stride / cpp; - gdt->bmi.bmiHeader.biHeight= -(long)height; - gdt->bmi.bmiHeader.biPlanes = 1; - gdt->bmi.bmiHeader.biBitCount = bpp; - gdt->bmi.bmiHeader.biCompression = BI_RGB; - gdt->bmi.bmiHeader.biSizeImage = 0; - gdt->bmi.bmiHeader.biXPelsPerMeter = 0; - gdt->bmi.bmiHeader.biYPelsPerMeter = 0; - gdt->bmi.bmiHeader.biClrUsed = 0; - gdt->bmi.bmiHeader.biClrImportant = 0; - - *stride = gdt->stride; - return (struct sw_displaytarget *)gdt; - -no_data: - FREE(gdt); -no_gdt: - return NULL; -} - - -static struct sw_displaytarget * -gdi_sw_displaytarget_from_handle(struct sw_winsys *winsys, - const struct pipe_texture *templet, - struct winsys_handle *whandle, - unsigned *stride) -{ - assert(0); - return NULL; -} - - -static boolean -gdi_sw_displaytarget_get_handle(struct sw_winsys *winsys, - struct sw_displaytarget *dt, - struct winsys_handle *whandle) -{ - assert(0); - return FALSE; -} - - -void -gdi_sw_display( struct sw_winsys *winsys, - struct sw_displaytarget *dt, - HDC hDC ) -{ - struct gdi_sw_displaytarget *gdt = gdi_sw_displaytarget(dt); - - StretchDIBits(hDC, - 0, 0, gdt->width, gdt->height, - 0, 0, gdt->width, gdt->height, - gdt->data, &gdt->bmi, 0, SRCCOPY); -} - -static void -gdi_sw_displaytarget_display(struct sw_winsys *winsys, - struct sw_displaytarget *dt, - void *context_private) -{ - /* nasty: - */ - HDC hDC = (HDC)context_private; - - gdi_sw_display(winsys, dt, hDC); -} - - -static void -gdi_sw_destroy(struct sw_winsys *winsys) -{ - FREE(winsys); -} - -struct sw_winsys * -gdi_create_sw_winsys(void) -{ - static struct sw_winsys *winsys; - - winsys = CALLOC_STRUCT(sw_winsys); - if(!winsys) - return NULL; - - winsys->destroy = gdi_sw_destroy; - winsys->is_displaytarget_format_supported = gdi_sw_is_displaytarget_format_supported; - winsys->displaytarget_create = gdi_sw_displaytarget_create; - winsys->displaytarget_from_handle = gdi_sw_displaytarget_from_handle; - winsys->displaytarget_get_handle = gdi_sw_displaytarget_get_handle; - winsys->displaytarget_map = gdi_sw_displaytarget_map; - winsys->displaytarget_unmap = gdi_sw_displaytarget_unmap; - winsys->displaytarget_display = gdi_sw_displaytarget_display; - winsys->displaytarget_destroy = gdi_sw_displaytarget_destroy; - - return winsys; -} - |