Fix rounding when sizing 1x1 textures

[xboard.git] / draw.c

diff --git a/draw.c b/draw.c
index 1d17314..3b4ddec 100644 (file)
--- a/draw.c
+++ b/draw.c
@@ -295,7 +295,7 @@ CreatePNGBoard (char *s, int kind)
                if(f == 0 || r == 0) f = BOARD_WIDTH, r = BOARD_HEIGHT; // 0x0 means 'fits any', so make it fit
                textureW[kind] = (w*BOARD_WIDTH)/f; // sync cutting locations with square pattern
                textureH[kind] = (h*BOARD_HEIGHT)/r;
-               n[kind] = r*squareSize/h; // scale to make it fit exactly vertically
+               n[kind] = (r*squareSize + 0.99)/h;  // scale to make it fit exactly vertically
                modV[kind] = r; modH[kind] = f;
            } else
            if((p = strstr(s, "xq")) && (p == s || p[-1] == '/')) { // assume full-board image for Xiangqi