raster pushed a commit to branch master.
http://git.enlightenment.org/core/efl.git/commit/?id=d4861504127c8a2d7375b076c18c22086914e94c
commit d4861504127c8a2d7375b076c18c22086914e94c
Author: Carsten Haitzler (Rasterman) <ras...@rasterman.com>
Date: Thu Sep 26 19:19:50 2013 +0900
evas gl engine - simplify and optimise pipe region intersection checks.
---
.../evas/engines/gl_common/evas_gl_context.c | 30 +++++++++-------------
1 file changed, 12 insertions(+), 18 deletions(-)
diff --git a/src/modules/evas/engines/gl_common/evas_gl_context.c
b/src/modules/evas/engines/gl_common/evas_gl_context.c
index ea8194c..951cfbe 100644
--- a/src/modules/evas/engines/gl_common/evas_gl_context.c
+++ b/src/modules/evas/engines/gl_common/evas_gl_context.c
@@ -1166,37 +1166,31 @@ static int
pipe_region_intersects(Evas_Engine_GL_Context *gc, int n,
int x, int y, int w, int h)
{
- int i, rx, ry, rw, rh, ii;
+ int i, rx, ry, rw, rh, end;
+ const GLshort *v;
rx = gc->pipe[n].region.x;
ry = gc->pipe[n].region.y;
rw = gc->pipe[n].region.w;
rh = gc->pipe[n].region.h;
- if (!RECTS_INTERSECT(x, y, w, h, rx, ry, rw, rh))
- return 0;
+ if (!RECTS_INTERSECT(x, y, w, h, rx, ry, rw, rh)) return 0;
// a hack for now. map pipes use their whole bounding box for intersects
// which at worst case reduces to old pipeline flushes, but cheaper than
// full quad region or triangle intersects right now
if (gc->pipe[n].region.type == RTYPE_MAP) return 1;
-
- for (i = 0,
- ii = 0;
-
- i < gc->pipe[n].array.num;
-
- i += (3 * 2),
- ii += (3 * 3 * 2))
+ end = gc->pipe[n].array.num;
+ v = gc->pipe[n].array.vertex;
+ for (i = 0; i < end; i += (3 * 3 * 2))
{ // tri 1...
// 0, 1, 2 < top left
// 3, 4, 5 < top right
- // 6. 7, 8 < bottom left
- rx = gc->pipe[n].array.vertex[ii + 0];
- ry = gc->pipe[n].array.vertex[ii + 1];
- rw = gc->pipe[n].array.vertex[ii + 3] - rx;
- rh = gc->pipe[n].array.vertex[ii + 7] - ry;
- if (RECTS_INTERSECT(x, y, w, h, rx, ry, rw, rh))
- return 1;
+ // 6, 7, 8 < bottom left
+ rx = v[i + 0];
+ ry = v[i + 1];
+ rw = v[i + 3] - rx;
+ rh = v[i + 7] - ry;
+ if (RECTS_INTERSECT(x, y, w, h, rx, ry, rw, rh)) return 1;
}
return 0;
}
--
