+
+#define HANDLE_MINTERM_PIXEL(s, d, f) \
+ switch(draw_mode) {\
+ case MINTERM_NOR: \
+ s &= ~(d); \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_ONLYDST: \
+ d = d & ~(s); break; \
+ case MINTERM_NOTSRC: \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_ONLYSRC: \
+ s &= (d ^ 0xFF); \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_INVERT: \
+ d ^= 0xFF; break; \
+ case MINTERM_EOR: \
+ d ^= s; break; \
+ case MINTERM_NAND: \
+ s = ~(d & ~(s)) & mask; \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_AND: \
+ s &= d; \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_NEOR: \
+ d ^= (s & mask); break; \
+ case MINTERM_DST: /* This one does nothing. */ \
+ return; break; \
+ case MINTERM_NOTONLYSRC: \
+ d |= (s & mask); break; \
+ case MINTERM_SRC: \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_NOTONLYDST: \
+ s = ~(d & s) & mask; \
+ SET_RTG_PIXEL_MASK(&d, s, f); break; \
+ case MINTERM_OR: \
+ d |= (s & mask); break; \
+ }
+
+
+#define DECODE_PLANAR_PIXEL(a) \
+ switch (planes) { \
+ case 8: if (layer_mask & 0x80 && bmp_data[(plane_size * 7) + cur_byte] & cur_bit) a |= 0x80; \
+ case 7: if (layer_mask & 0x40 && bmp_data[(plane_size * 6) + cur_byte] & cur_bit) a |= 0x40; \
+ case 6: if (layer_mask & 0x20 && bmp_data[(plane_size * 5) + cur_byte] & cur_bit) a |= 0x20; \
+ case 5: if (layer_mask & 0x10 && bmp_data[(plane_size * 4) + cur_byte] & cur_bit) a |= 0x10; \
+ case 4: if (layer_mask & 0x08 && bmp_data[(plane_size * 3) + cur_byte] & cur_bit) a |= 0x08; \
+ case 3: if (layer_mask & 0x04 && bmp_data[(plane_size * 2) + cur_byte] & cur_bit) a |= 0x04; \
+ case 2: if (layer_mask & 0x02 && bmp_data[plane_size + cur_byte] & cur_bit) a |= 0x02; \
+ case 1: if (layer_mask & 0x01 && bmp_data[cur_byte] & cur_bit) a |= 0x01; \
+ break; \
+ }
+
+#define DECODE_INVERTED_PLANAR_PIXEL(a) \
+ switch (planes) { \
+ case 8: if (layer_mask & 0x80 && (bmp_data[(plane_size * 7) + cur_byte] ^ 0xFF) & cur_bit) a |= 0x80; \
+ case 7: if (layer_mask & 0x40 && (bmp_data[(plane_size * 6) + cur_byte] ^ 0xFF) & cur_bit) a |= 0x40; \
+ case 6: if (layer_mask & 0x20 && (bmp_data[(plane_size * 5) + cur_byte] ^ 0xFF) & cur_bit) a |= 0x20; \
+ case 5: if (layer_mask & 0x10 && (bmp_data[(plane_size * 4) + cur_byte] ^ 0xFF) & cur_bit) a |= 0x10; \
+ case 4: if (layer_mask & 0x08 && (bmp_data[(plane_size * 3) + cur_byte] ^ 0xFF) & cur_bit) a |= 0x08; \
+ case 3: if (layer_mask & 0x04 && (bmp_data[(plane_size * 2) + cur_byte] ^ 0xFF) & cur_bit) a |= 0x04; \
+ case 2: if (layer_mask & 0x02 && (bmp_data[plane_size + cur_byte] ^ 0xFF) & cur_bit) a |= 0x02; \
+ case 1: if (layer_mask & 0x01 && (bmp_data[cur_byte] ^ 0xFF) & cur_bit) a |= 0x01; \
+ break; \
+ }