Clamp the x and y co-ordinates of the rectangles.
Signed-off-by: Harish Krupo <[email protected]>
---
src/egl/main/eglapi.c | 23 +++++++++--------------
1 file changed, 9 insertions(+), 14 deletions(-)
diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index c110349119..c7d07c4fde 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -1320,9 +1320,7 @@ eglSwapBuffersWithDamageKHR(EGLDisplay dpy, EGLSurface
surface,
}
/**
- * If the width of the passed rect is greater than the surface's
- * width then it is clamped to the width of the surface. Same with
- * height.
+ * Clamp the rectangles so that they lie within the surface.
*/
static void
@@ -1334,17 +1332,14 @@ _eglSetDamageRegionKHRClampRects(_EGLDisplay* disp,
_EGLSurface* surf,
EGLint surf_width = surf->Width;
for (i = 0; i < (4 * n_rects); i += 4) {
- EGLint x, y, rect_width, rect_height;
- x = rects[i];
- y = rects[i + 1];
- rect_width = rects[i + 2];
- rect_height = rects[i + 3];
-
- if (rect_width > surf_width - x)
- rects[i + 2] = surf_width - x;
-
- if (rect_height > surf_height - y)
- rects[i + 3] = surf_height - y;
+ EGLint x, y;
+ x = CLAMP(rects[i], 0, surf_width);
+ y = CLAMP(rects[i + 1], 0, surf_height);
+
+ rects[i] = x;
+ rects[i + 1] = y;
+ rects[i + 2] = CLAMP(rects[i + 2], x, surf_width);
+ rects[i + 3] = CLAMP(rects[i + 3], y, surf_height);
}
}
--
2.18.0
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