optimize for XT i did ww

diff --git a/src/lib/scroll16.c b/src/lib/scroll16.c
index 0e9949425c037d794f20db0e9c2ad2ff94dfb96f..64bac83c290df01cd301116d1a1feef099f77a77 100755 (executable)
--- a/src/lib/scroll16.c
+++ b/src/lib/scroll16.c
@@ -487,6 +487,13 @@ void near ScrollRight(map_view_t *mv, player_t *player, word id, word plid)
        {
                /* block copy pattern to where we will draw the sprite */
                vga_setup_wm1_block_copy();
+//             {
+//                     word i;
+//                     byte o,o2;
+//                     o2 = *mv[0].video->page[id].data+4;
+//                     o = *mv[0].video->page[id].data;
+//                     for (i=0;i < mv[0].video->page[id].height;i++,o += mv[0].video->page[id].width+vga_state.vga_stride,o2 += (*mv[0].video->page[id].data >> 2)) vga_wm1_mem_block_copy(o2,o,*mv[0].video->page[id].data >> 2);
+//             }
                _fmemmove(mv[0].video->page[id].data+4, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
                /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
                vga_restore_rm0wm0();
@@ -496,7 +503,6 @@ void near ScrollRight(map_view_t *mv, player_t *player, word id, word plid)
        }
 }
 
-
 void near ScrollLeft(map_view_t *mv, player_t *player, word id, word plid)
 {
        /* decrement the pixel position and update the page */
@@ -507,6 +513,13 @@ void near ScrollLeft(map_view_t *mv, player_t *player, word id, word plid)
        {
                /* block copy pattern to where we will draw the sprite */
                vga_setup_wm1_block_copy();
+//             {
+//                     word i;
+//                     byte o,o2;
+//                     o2 = *mv[0].video->page[id].data-4;
+//                     o = *mv[0].video->page[id].data;
+//                     for (i=0;i < mv[0].video->page[id].height;i++,o += mv[0].video->page[id].width+vga_state.vga_stride,o2 += (*mv[0].video->page[id].data >> 2)) vga_wm1_mem_block_copy(o2,o,*mv[0].video->page[id].data >> 2);
+//             }
                _fmemmove(mv[0].video->page[id].data-4, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
                /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
                vga_restore_rm0wm0();
@@ -526,6 +539,13 @@ void near ScrollUp(map_view_t *mv, player_t *player, word id, word plid)
        {
                /* block copy pattern to where we will draw the sprite */
                vga_setup_wm1_block_copy();
+//             {
+//                     word i;
+//                     byte o,o2;
+//                     o2 = *mv[0].video->page[id].data-mv[0].video->page[id].pi;
+//                     o = *mv[0].video->page[id].data;
+//                     for (i=0;i < mv[0].video->page[id].height;i++,o += mv[0].video->page[id].width+vga_state.vga_stride,o2 += (*mv[0].video->page[id].data >> 2)) vga_wm1_mem_block_copy(o2,o,*mv[0].video->page[id].data >> 2);
+//             }
                _fmemmove(mv[0].video->page[id].data-mv[0].video->page[id].pi, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
                /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
                vga_restore_rm0wm0();
@@ -545,6 +565,13 @@ void near ScrollDown(map_view_t *mv, player_t *player, word id, word plid)
        {
                /* block copy pattern to where we will draw the sprite */
                vga_setup_wm1_block_copy();
+//             {
+//                     word i;
+//                     byte o,o2;
+//                     o2 = *mv[0].video->page[id].data+mv[0].video->page[id].pi;
+//                     o = *mv[0].video->page[id].data;
+//                     for (i=0;i < mv[0].video->page[id].height;i++,o += mv[0].video->page[id].width+vga_state.vga_stride,o2 += (*mv[0].video->page[id].data >> 2)) vga_wm1_mem_block_copy(o2,o,*mv[0].video->page[id].data >> 2);
+//             }
                _fmemmove(mv[0].video->page[id].data+mv[0].video->page[id].pi, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
                /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
                vga_restore_rm0wm0();