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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5666 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| 2 | ;; ;; |
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| 3 | ;; Copyright (C) KolibriOS team 2010-2015. All rights reserved. ;; |
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| 4 | ;; Distributed under terms of the GNU General Public License ;; |
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| 5 | ;; ;; |
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| 6 | ;; VNC client for KolibriOS ;; |
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| 7 | ;; ;; |
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| 8 | ;; Written by hidnplayr@kolibrios.org ;; |
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| 9 | ;; ;; |
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| 10 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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| 11 | ;; Version 2, June 1991 ;; |
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| 12 | ;; ;; |
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| 13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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| 14 | |||
| 15 | encoding_copyrect: |
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| 16 | |||
| 17 | DEBUGF 1,"CopyRect\n" |
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| 18 | |||
| 19 | @@: |
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| 20 | lea eax, [esi+4] |
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| 21 | cmp [datapointer], eax |
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| 22 | jae @f |
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| 23 | call read_data.more |
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| 24 | jmp @b |
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| 25 | @@: |
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| 26 | |||
| 27 | push esi |
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| 28 | |||
| 29 | movzx eax, word[esi+2] ; [src.y] |
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| 30 | xchg al, ah |
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| 31 | movzx ebx, [screen.width] |
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| 32 | mul ebx ; [screen.width]*[src.y] |
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| 33 | movzx ebx, word[esi] ; [src.x] |
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| 34 | xchg bl, bh |
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| 35 | add eax, ebx ; [screen.width]*[src.y]+[src.x] |
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| 36 | lea esi, [framebuffer_data+eax*3] ; esi = framebuffer_data+([screen.width]*[src.y]+[src.x])*3 |
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| 37 | |||
| 38 | movzx eax, [rectangle.y] |
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| 39 | movzx ebx, [screen.width] |
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| 40 | mul ebx ; [screen.width]*[rectangle.y] |
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| 41 | movzx ebx, [rectangle.x] |
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| 42 | add eax, ebx ; [screen.width]*[rectangle.y]+[rectangle.x] |
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| 43 | lea edi, [framebuffer_data+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3 |
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| 44 | |||
| 45 | movzx eax, [screen.width] |
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| 46 | sub ax, [rectangle.width] |
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| 47 | lea ebp, [eax*3] ; ebp = ([screen.width]-[rectangle.width])*3 |
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| 48 | |||
| 49 | cmp esi, edi |
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| 50 | ja .copy |
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| 51 | |||
| 52 | ; source pixels come before destination in buffer, copy backwards |
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| 53 | movzx eax, [rectangle.height] |
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| 54 | movzx edx, [screen.width] |
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| 55 | mul edx |
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| 56 | lea eax, [eax*3-1] |
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| 57 | add esi, eax |
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| 58 | add edi, eax |
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| 59 | |||
| 60 | neg ebp |
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| 61 | std |
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| 62 | .copy: |
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| 63 | |||
| 64 | movzx edx, [rectangle.height] |
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| 65 | movzx ecx, [rectangle.width] |
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| 66 | lea ecx, [ecx*3] |
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| 67 | .lineloop: |
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| 68 | push ecx |
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| 69 | rep movsb |
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| 70 | pop ecx |
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| 71 | |||
| 72 | add esi, ebp |
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| 73 | add edi, ebp |
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| 74 | dec edx |
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| 75 | jnz .lineloop |
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| 76 | |||
| 77 | pop esi |
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| 78 | add esi, 4 |
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| 79 | cld |
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| 80 | jmp next_rectangle |