diff options
| -rw-r--r-- | src/mesa/swrast/s_points.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/swrast/s_points.c b/src/mesa/swrast/s_points.c index 846c485f15..61ff4d0b84 100644 --- a/src/mesa/swrast/s_points.c +++ b/src/mesa/swrast/s_points.c @@ -129,13 +129,13 @@ sprite_point(GLcontext *ctx, const SWvertex *vert) s = 0.0; dsdx = 1.0 / size; if (ctx->Point.SpriteOrigin == GL_LOWER_LEFT) { - t0 = 0.0; dtdy = 1.0 / size; + t0 = 0.5 * dtdy; } else { /* GL_UPPER_LEFT */ - t0 = 1.0; dtdy = -1.0 / size; + t0 = 1.0 + 0.5 * dtdy; } ATTRIB_LOOP_BEGIN |