notgne2/tuxpaint-pencil-sharpener
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Animated brushes can rotate now

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Takes advantage of SDL_gfxBlitRGBA(), also from SDL_gfx.
This commit is contained in:
Bill Kendrick 2021-09-08 00:53:47 -07:00
parent cba6f45772
commit 3487236f93
2 changed files with 30 additions and 7 deletions
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30
src/tuxpaint.c
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@ -22,7 +22,7 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
(See COPYING.txt)
June 14, 2002 - September 6, 2021
June 14, 2002 - September 8, 2021
*/
#include "platform.h"
@ -6045,8 +6045,32 @@ static void blit_brush(int x, int y, int direction, int rotation, int * w, int *
SDL_Surface * rotated_brush;
/* TODO: Cache these; discard them when the user changes the brush or alters its color */
/* FIXME: Account for src being within an animated brush! */
rotated_brush = rotozoomSurface(img_cur_brush, rotation, 1.0, SMOOTHING_ON);
rotated_brush = NULL;
if (img_cur_brush_frames != 1)
{
SDL_Surface * brush_frame_surf;
brush_frame_surf =
SDL_CreateRGBSurface(img_cur_brush->flags,
src.w,
src.h,
img_cur_brush->format->BitsPerPixel,
img_cur_brush->format->Rmask, img_cur_brush->format->Gmask, img_cur_brush->format->Bmask,
img_cur_brush->format->Amask);
if (brush_frame_surf != NULL)
{
SDL_gfxBlitRGBA(img_cur_brush, &src, brush_frame_surf, NULL);
rotated_brush = rotozoomSurface(brush_frame_surf, rotation, 1.0, SMOOTHING_ON);
SDL_FreeSurface(brush_frame_surf);
}
}
else
{
rotated_brush = rotozoomSurface(img_cur_brush, rotation, 1.0, SMOOTHING_ON);
}
if (rotated_brush != NULL)
{
src.x = 0;