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| Rev 5363 | Rev 6593 | ||
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| 15 | ;; ;; |
15 | ;; ;; |
| 16 | ;; See file COPYING for details ;; |
16 | ;; See file COPYING for details ;; |
| 17 | ;; ;; |
17 | ;; ;; |
| 18 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
18 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 19... | Line 19... | ||
| 19 | 19 | ||
| Line 20... | Line 20... | ||
| 20 | $Revision: 5363 $ |
20 | $Revision: 6593 $ |
| 21 | 21 | ||
| 22 | uglobal |
22 | uglobal |
| 23 | align 4 |
23 | align 4 |
| Line 2145... | Line 2145... | ||
| 2145 | ; Helper variables |
2145 | ; Helper variables |
| 2146 | ; calculate 2^32*(BgrDataWidth-1) mod (ScreenWidth-1) |
2146 | ; calculate 2^32*(BgrDataWidth-1) mod (ScreenWidth-1) |
| 2147 | mov eax, [BgrDataWidth] |
2147 | mov eax, [BgrDataWidth] |
| 2148 | dec eax |
2148 | dec eax |
| 2149 | xor edx, edx |
2149 | xor edx, edx |
| 2150 | div dword [screen_workarea.right] |
2150 | div dword [_display.width] |
| 2151 | push eax ; high |
2151 | push eax ; high |
| 2152 | xor eax, eax |
2152 | xor eax, eax |
| 2153 | div dword [screen_workarea.right] |
2153 | div dword [_display.width] |
| 2154 | push eax ; low |
2154 | push eax ; low |
| Line 2155... | Line 2155... | ||
| 2155 | 2155 | ||
| 2156 | ; the same for height |
2156 | ; the same for height |
| 2157 | mov eax, [BgrDataHeight] |
2157 | mov eax, [BgrDataHeight] |
| 2158 | dec eax |
2158 | dec eax |
| 2159 | xor edx, edx |
2159 | xor edx, edx |
| 2160 | div dword [screen_workarea.bottom] |
2160 | div dword [_display.height] |
| 2161 | push eax ; high |
2161 | push eax ; high |
| 2162 | xor eax, eax |
2162 | xor eax, eax |
| 2163 | div dword [screen_workarea.bottom] |
2163 | div dword [_display.height] |
| Line 2164... | Line 2164... | ||
| 2164 | push eax ; low |
2164 | push eax ; low |
| 2165 | 2165 | ||
| 2166 | ; External loop for all y from start to end |
2166 | ; External loop for all y from start to end |