diff options
author | 2017-04-25 03:31:15 -0700 | |
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committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/ui/sdl_zoom.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/ui/sdl_zoom.c')
-rw-r--r-- | qemu/ui/sdl_zoom.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/qemu/ui/sdl_zoom.c b/qemu/ui/sdl_zoom.c deleted file mode 100644 index 72622c264..000000000 --- a/qemu/ui/sdl_zoom.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * SDL_zoom - surface scaling - * - * Copyright (c) 2009 Citrix Systems, Inc. - * - * Derived from: SDL_rotozoom, LGPL (c) A. Schiffler from the SDL_gfx library. - * Modifications by Stefano Stabellini. - * - * This work is licensed under the terms of the GNU GPL version 2. - * See the COPYING file in the top-level directory. - * - */ - -#include "qemu/osdep.h" -#include "sdl_zoom.h" -#include <glib.h> - -static void sdl_zoom_rgb16(SDL_Surface *src, SDL_Surface *dst, int smooth, - SDL_Rect *dst_rect); -static void sdl_zoom_rgb32(SDL_Surface *src, SDL_Surface *dst, int smooth, - SDL_Rect *dst_rect); - -#define BPP 32 -#include "sdl_zoom_template.h" -#undef BPP -#define BPP 16 -#include "sdl_zoom_template.h" -#undef BPP - -int sdl_zoom_blit(SDL_Surface *src_sfc, SDL_Surface *dst_sfc, int smooth, - SDL_Rect *in_rect) -{ - SDL_Rect zoom, src_rect; - int extra; - - /* Grow the size of the modified rectangle to avoid edge artefacts */ - src_rect.x = (in_rect->x > 0) ? (in_rect->x - 1) : 0; - src_rect.y = (in_rect->y > 0) ? (in_rect->y - 1) : 0; - - src_rect.w = in_rect->w + 1; - if (src_rect.x + src_rect.w > src_sfc->w) - src_rect.w = src_sfc->w - src_rect.x; - - src_rect.h = in_rect->h + 1; - if (src_rect.y + src_rect.h > src_sfc->h) - src_rect.h = src_sfc->h - src_rect.y; - - /* (x,y) : round down */ - zoom.x = (int)(((float)(src_rect.x * dst_sfc->w)) / (float)(src_sfc->w)); - zoom.y = (int)(((float)(src_rect.y * dst_sfc->h)) / (float)(src_sfc->h)); - - /* (w,h) : round up */ - zoom.w = (int)( ((double)((src_rect.w * dst_sfc->w) + (src_sfc->w - 1))) / - (double)(src_sfc->w)); - - zoom.h = (int)( ((double)((src_rect.h * dst_sfc->h) + (src_sfc->h - 1))) / - (double)(src_sfc->h)); - - /* Account for any (x,y) rounding by adding one-source-pixel's worth - * of destination pixels and then edge checking. - */ - - extra = ((dst_sfc->w-1) / src_sfc->w) + 1; - - if ((zoom.x + zoom.w) < (dst_sfc->w - extra)) - zoom.w += extra; - else - zoom.w = dst_sfc->w - zoom.x; - - extra = ((dst_sfc->h-1) / src_sfc->h) + 1; - - if ((zoom.y + zoom.h) < (dst_sfc->h - extra)) - zoom.h += extra; - else - zoom.h = dst_sfc->h - zoom.y; - - /* The rectangle (zoom.x, zoom.y, zoom.w, zoom.h) is the area on the - * destination surface that needs to be updated. - */ - if (src_sfc->format->BitsPerPixel == 32) - sdl_zoom_rgb32(src_sfc, dst_sfc, smooth, &zoom); - else if (src_sfc->format->BitsPerPixel == 16) - sdl_zoom_rgb16(src_sfc, dst_sfc, smooth, &zoom); - else { - fprintf(stderr, "pixel format not supported\n"); - return -1; - } - - /* Return the rectangle of the update to the caller */ - *in_rect = zoom; - - return 0; -} - |