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[micropolis] / src / sim / g_smmaps.c

diff --git a/src/sim/g_smmaps.c b/src/sim/g_smmaps.c
index b29199b092f11d4199144caddbe09cfc8378f9ff..8b5f345fa073d262a76316be8b1ad59563c31c30 100644 (file)
--- a/src/sim/g_smmaps.c
+++ b/src/sim/g_smmaps.c
@@ -141,10 +141,10 @@ int DynamicData[32];
 #define BE_ROW3_24 BE_ROW1_24(0) BE_ROW1_24(1) BE_ROW1_24(2)
 #define BE_ROW3_32 BE_ROW1_32(0) BE_ROW1_32(1) BE_ROW1_32(2)
 
-#define ROW3_8 if (view->x->big_endian) { BE_ROW3_8 } else { LE_ROW3_8 }
-#define ROW3_16 if (view->x->big_endian) { BE_ROW3_16 } else { LE_ROW3_16 }
-#define ROW3_24 if (view->x->big_endian) { BE_ROW3_24 } else { LE_ROW3_24 }
-#define ROW3_32 if (view->x->big_endian) { BE_ROW3_32 } else { LE_ROW3_32 }
+#define ROW3_8 if (view->x->needs_swap) { BE_ROW3_8 } else { LE_ROW3_8 }
+#define ROW3_16 LE_ROW3_16
+#define ROW3_24 LE_ROW3_24
+#define ROW3_32 LE_ROW3_32
 
 #define ROW3 \
          switch (view->x->depth) { \
@@ -295,14 +295,26 @@ void drawPower(SimView *view)
                case 16:
                  { 
                        unsigned short *p;
-                       p = (short *)image;
-                       p[0] = p[1] = p[2] = pix;
+                       p = (unsigned short *)image;
+                       if (view->x->x_big_endian) {
+                         p[0] = p[1] = p[2] = ((pix & 0xff) << 8) | ((pix & 0xff00) >> 8);
+                       } else {
+                         p[0] = p[1] = p[2] = pix;
+                       }
                        image += lineBytes;
-                       p = (short *)image;
-                       p[0] = p[1] = p[2] = pix;
+                       p = (unsigned short *)image;
+                       if (view->x->x_big_endian) {
+                         p[0] = p[1] = p[2] = ((pix & 0xff) << 8) | ((pix & 0xff00) >> 8);
+                       } else {
+                         p[0] = p[1] = p[2] = pix;
+                       }
                        image += lineBytes;
-                       p = (short *)image;
-                       p[0] = p[1] = p[2] = pix;
+                       p = (unsigned short *)image;
+                       if (view->x->x_big_endian) {
+                         p[0] = p[1] = p[2] = ((pix & 0xff) << 8) | ((pix & 0xff00) >> 8);
+                       } else {
+                         p[0] = p[1] = p[2] = pix;
+                       }
                        image += lineBytes;
                  }
                  break;
@@ -315,12 +327,21 @@ void drawPower(SimView *view)
                          unsigned char *img =
                                image;
                          for (x = 0; x < 4; x++) {
-                               *(img++) = (pix >> 0) & 0xff;
-                               *(img++) = (pix >> 8) & 0xff;
-                               *(img++) = (pix >> 16) & 0xff;
-                               if (pixelBytes == 4) {
-                                 img++;
-                               } // if
+                               if (view->x->x_big_endian) {
+                                 if (pixelBytes == 4) {
+                                   img++;
+                                 } // if
+                                 *(img++) = (pix >> 16) & 0xff;
+                                 *(img++) = (pix >> 8) & 0xff;
+                                 *(img++) = (pix >> 0) & 0xff;
+                               } else {
+                                 *(img++) = (pix >> 0) & 0xff;
+                                 *(img++) = (pix >> 8) & 0xff;
+                                 *(img++) = (pix >> 16) & 0xff;
+                                 if (pixelBytes == 4) {
+                                   img++;
+                                 } // if
+                               }
                          } // for x
                          image += lineBytes;
                        } // for y