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Draw a checker board as a background for animation player

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This makes it easier and useful to investigate alpha channels,
without this straight colors are displayed on the screen which
are completely useless in case of player.
This commit is contained in:
Sergey Sharybin
2013-02-28 14:25:18 +00:00
parent 5cb22bbedf
commit bad03bcfb1
1 changed files with 7 additions and 0 deletions
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7
source/blender/windowmanager/intern/wm_playanim.c
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@@ -252,8 +252,15 @@ static void playanim_toscreen(PlayAnimPict *picture, struct ImBuf *ibuf, int fon
glRasterPos2f(0.0f, 0.0f);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
fdrawcheckerboard(0.0f, 0.0f, ibuf->x, ibuf->y);
glDrawPixels(ibuf->x, ibuf->y, GL_RGBA, GL_UNSIGNED_BYTE, ibuf->rect);
glDisable(GL_BLEND);
pupdate_time();
if (picture && (g_WS.qual & (WS_QUAL_SHIFT | WS_QUAL_LMOUSE)) && (fontid != -1)) {