equal
deleted
inserted
replaced
140 /* TODO -- We make an assumption here that the remap in fact is transparency, not some color. |
140 /* TODO -- We make an assumption here that the remap in fact is transparency, not some color. |
141 * This is never a problem with the code we produce, but newgrfs can make it fail... or at least: |
141 * This is never a problem with the code we produce, but newgrfs can make it fail... or at least: |
142 * we produce a result the newgrf maker didn't expect ;) */ |
142 * we produce a result the newgrf maker didn't expect ;) */ |
143 |
143 |
144 /* Make the current color a bit more black, so it looks like this image is transparent */ |
144 /* Make the current color a bit more black, so it looks like this image is transparent */ |
145 src_px += n; |
|
146 src_n += n; |
145 src_n += n; |
147 |
146 if (src_px->a == 255) { |
148 do { |
147 src_px += n; |
149 *dst = MakeTransparent(*dst, 192); |
148 do { |
150 dst++; |
149 *dst = MakeTransparent(*dst, 3, 4); |
151 } while (--n != 0); |
150 dst++; |
|
151 } while (--n != 0); |
|
152 } else { |
|
153 do { |
|
154 *dst = MakeTransparent(*dst, (256 * 4 - src_px->a), 256 * 4); |
|
155 dst++; |
|
156 src_px++; |
|
157 } while (--n != 0); |
|
158 } |
152 break; |
159 break; |
153 |
160 |
154 default: |
161 default: |
155 if (src_px->a == 255) { |
162 if (src_px->a == 255) { |
156 /* faster than memcpy(), n is usually low */ |
163 /* faster than memcpy(), n is usually low */ |