fix 15 bit mode

[micropolis] / src / sim / g_map.c

diff --git a/src/sim/g_map.c b/src/sim/g_map.c
index 4b0fe5f6514ca416bb00148813cbc3e24aa0dba2..87c7e273b1c508c041e40b11de5ed4422e98d282 100644 (file)
--- a/src/sim/g_map.c
+++ b/src/sim/g_map.c
@@ -467,11 +467,8 @@ drawRect(SimView *view, int pixel, int solid,
        unsigned char *data = 
          (unsigned char *)view->data;
        unsigned char *image;
-       int bitmapPad = view->x->small_tile_image->bitmap_pad;
-       int rowBytes = view->x->small_tile_image->bytes_per_line;
-       line = rowBytes >> 1; /* Convert from byte offset to short offset */
        image = 
-         &data[(line * y) + x];
+         &data[(line * y) + x * pixelBytes];
 
        if (solid) {
          for (i = h; i > 0; i--) {
@@ -479,11 +476,11 @@ drawRect(SimView *view, int pixel, int solid,
              *(image++) = (pixel >> 0) & 0xff;
              *(image++) = (pixel >> 8) & 0xff;
              *(image++) = (pixel >> 16) & 0xff;
-             if (bitmapPad == 32) {
+             if (pixelBytes == 4) {
                image++;
              }
            }
-           image += line - w;
+           image += line - w * pixelBytes;
          }
        } else {
          for (i = h; i > 0; i--) {
@@ -492,15 +489,17 @@ drawRect(SimView *view, int pixel, int solid,
                *(image++) = (pixel >> 0) & 0xff;
                *(image++) = (pixel >> 8) & 0xff;
                *(image++) = (pixel >> 16) & 0xff;
-               if (bitmapPad == 32) {
-                 image++;
-               }
+             } else {
+               image += 3;
+             }
+             if (pixelBytes == 4) {
+               image++;
              }
            }
            if (!(w & 1)) {
              stipple++;
            }
-           image += line - w;
+           image += line - w * pixelBytes;
          }
        }
       }