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Rev | Author | Line No. | Line |
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2465 | Serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2011-2012. 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 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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2434 | Serge | 7 | |
8 | struct BLITTER_BLOCK |
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9 | xmin dd ? |
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10 | ymin dd ? |
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11 | xmax dd ? |
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12 | ymax dd ? |
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13 | ends |
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14 | |||
15 | |||
16 | struct BLITTER |
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2467 | Serge | 17 | dc RECT |
18 | sc RECT |
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2434 | Serge | 19 | dst_x dd ? ; 32 |
20 | dst_y dd ? ; 36 |
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21 | src_x dd ? ; 40 |
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22 | src_y dd ? ; 44 |
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23 | w dd ? ; 48 |
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24 | h dd ? ; 52 |
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25 | |||
26 | bitmap dd ? ; 56 |
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27 | stride dd ? ; 60 |
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28 | ends |
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29 | |||
30 | |||
2467 | Serge | 31 | |
2434 | Serge | 32 | align 4 |
2467 | Serge | 33 | block_clip: |
34 | ;esi= clip RECT ptr |
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35 | ;edi= RECT ptr |
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36 | ;return code: |
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37 | ;eax= 0 - draw, 1 - don't draw |
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2434 | Serge | 38 | |
39 | push ebx |
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40 | |||
2467 | Serge | 41 | mov eax, [edi+RECT.left] |
42 | mov ebx, [edi+RECT.right] |
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43 | mov ecx, [esi+RECT.left] ;clip.left |
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44 | mov edx, [esi+RECT.right] ;clip.right |
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2434 | Serge | 45 | |
2467 | Serge | 46 | cmp eax, edx ;left >= clip.right |
47 | jge .fail |
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2434 | Serge | 48 | |
2467 | Serge | 49 | cmp ebx, ecx ;right < clip.left |
50 | jl .fail |
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2434 | Serge | 51 | |
2467 | Serge | 52 | cmp eax, ecx ;left >= clip.left |
53 | jae @F |
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2434 | Serge | 54 | |
2467 | Serge | 55 | mov eax, ecx |
56 | @@: |
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57 | mov [edi+RECT.left], eax |
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58 | |||
59 | cmp ebx, edx ;right <= clip.right |
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60 | jle @f |
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61 | mov ebx, edx |
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62 | @@: |
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63 | mov [edi+RECT.right], ebx |
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64 | |||
65 | mov eax, [edi+RECT.top] |
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66 | mov ebx, [edi+RECT.bottom] |
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67 | mov ecx, [esi+RECT.top] ;clip.top |
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68 | mov edx, [esi+RECT.bottom] ;clip.bottom |
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69 | |||
70 | cmp eax, edx ;top >= clip.bottom |
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71 | jge .fail |
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72 | |||
73 | cmp ebx, ecx ;bottom < clip.top |
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74 | jl .fail |
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75 | |||
76 | cmp eax, ecx ;top >= clip.top |
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77 | jae @F |
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78 | |||
79 | mov eax, ecx |
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80 | @@: |
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81 | mov [edi+RECT.top], eax |
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82 | |||
83 | cmp ebx, edx ;bottom <= clip.bottom |
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84 | jle @f |
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85 | mov ebx, edx |
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86 | @@: |
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87 | mov [edi+RECT.bottom], ebx |
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2434 | Serge | 88 | pop ebx |
2467 | Serge | 89 | xor eax, eax |
2434 | Serge | 90 | ret |
2467 | Serge | 91 | .fail: |
92 | pop ebx |
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93 | mov eax, 1 |
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94 | ret |
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2434 | Serge | 95 | |
2467 | Serge | 96 | |
2434 | Serge | 97 | align 4 |
98 | blit_clip: |
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99 | |||
2467 | Serge | 100 | .sx0 equ 8 |
101 | .sy0 equ 12 |
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102 | .sx1 equ 16 |
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103 | .sy1 equ 20 |
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2434 | Serge | 104 | |
2467 | Serge | 105 | .dx0 equ 24 |
106 | .dy0 equ 28 |
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107 | .dx1 equ 32 |
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108 | .dy1 equ 36 |
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2434 | Serge | 109 | |
110 | |||
111 | push edi |
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112 | push esi |
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113 | push ebx |
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114 | sub esp, 40 |
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115 | |||
116 | mov ebx, ecx |
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117 | mov edx, [ecx+BLITTER.src_x] |
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118 | mov [esp+.sx0], edx |
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119 | mov eax, [ecx+BLITTER.src_y] |
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120 | mov [esp+.sy0], eax |
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121 | add edx, [ecx+BLITTER.w] |
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2467 | Serge | 122 | add eax, [ecx+BLITTER.h] |
2434 | Serge | 123 | mov [esp+.sx1], edx |
124 | mov [esp+.sy1], eax |
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125 | |||
2467 | Serge | 126 | lea edi, [esp+.sx0] |
127 | lea esi, [ebx+BLITTER.sc] |
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2434 | Serge | 128 | |
129 | call block_clip |
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2467 | Serge | 130 | test eax, eax |
2434 | Serge | 131 | mov esi, 1 |
2467 | Serge | 132 | jnz .done |
2434 | Serge | 133 | |
134 | mov edi, [esp+.sx0] |
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135 | mov edx, [ebx+BLITTER.dst_x] |
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136 | add edx, edi |
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137 | sub edx, [ebx+BLITTER.src_x] |
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138 | mov [esp+.dx0], edx |
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139 | |||
140 | mov ecx, [esp+.sy0] |
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141 | mov eax, [ebx+BLITTER.dst_y] |
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142 | add eax, ecx |
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143 | sub eax, [ebx+BLITTER.src_y] |
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144 | mov [esp+.dy0], eax |
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2467 | Serge | 145 | |
2434 | Serge | 146 | sub edx, edi |
147 | add edx, [esp+.sx1] |
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148 | mov [esp+.dx1], edx |
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149 | |||
150 | sub eax, ecx |
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151 | add eax, [esp+.sy1] |
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152 | mov [esp+.dy1], eax |
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153 | |||
2467 | Serge | 154 | lea edi, [esp+.dx0] |
155 | lea esi, [ebx+BLITTER.dc] |
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2434 | Serge | 156 | call block_clip |
157 | test eax, eax |
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2467 | Serge | 158 | mov esi, 1 |
159 | jnz .done |
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2434 | Serge | 160 | |
161 | mov edx, [esp+.dx0] |
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162 | mov eax, [esp+.dx1] |
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163 | sub eax, edx |
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164 | mov [ebx+BLITTER.w], eax |
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165 | |||
166 | mov eax, [esp+.dy0] |
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167 | mov ecx, [esp+.dy1] |
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168 | sub ecx, eax |
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169 | mov [ebx+BLITTER.h], ecx |
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170 | |||
171 | mov ecx, [ebx+BLITTER.src_x] |
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172 | add ecx, edx |
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173 | sub ecx, [ebx+BLITTER.dst_x] |
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174 | mov [ebx+BLITTER.src_x], ecx |
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175 | |||
176 | mov ecx, [ebx+BLITTER.src_y] |
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177 | add ecx, eax |
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178 | sub ecx, [ebx+BLITTER.dst_y] |
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179 | mov [ebx+BLITTER.src_y], ecx |
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180 | mov [ebx+BLITTER.dst_x], edx |
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181 | mov [ebx+BLITTER.dst_y], eax |
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182 | xor esi, esi |
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2467 | Serge | 183 | .done: |
2434 | Serge | 184 | mov eax, esi |
185 | add esp, 40 |
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186 | pop ebx |
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187 | pop esi |
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188 | pop edi |
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189 | |||
190 | |||
191 | purge .sx0 |
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192 | purge .sy0 |
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193 | purge .sx1 |
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194 | purge .sy1 |
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195 | |||
196 | purge .dx0 |
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197 | purge .dy0 |
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198 | purge .dx1 |
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199 | purge .dy1 |
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200 | |||
201 | ret |
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202 | |||
203 | align 4 |
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204 | blit_32: |
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3232 | Serge | 205 | |
206 | .x_y equ 72 |
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207 | .tmp_x_y equ 76 |
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208 | |||
209 | |||
2434 | Serge | 210 | push ebp |
211 | push edi |
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212 | push esi |
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213 | push ebx |
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3232 | Serge | 214 | sub esp, 80 |
2434 | Serge | 215 | |
216 | mov eax, [TASK_BASE] |
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217 | mov ebx, [eax-twdw + WDATA.box.width] |
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218 | mov edx, [eax-twdw + WDATA.box.height] |
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2467 | Serge | 219 | inc ebx |
220 | inc edx |
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2434 | Serge | 221 | |
222 | xor eax, eax |
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223 | |||
2467 | Serge | 224 | mov [esp+BLITTER.dc.left], eax |
225 | mov [esp+BLITTER.dc.top], eax |
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226 | mov [esp+BLITTER.dc.right], ebx |
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227 | mov [esp+BLITTER.dc.bottom], edx |
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2434 | Serge | 228 | |
2467 | Serge | 229 | mov [esp+BLITTER.sc.left], eax |
230 | mov [esp+BLITTER.sc.top], eax |
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2434 | Serge | 231 | mov eax, [ecx+24] |
2467 | Serge | 232 | |
233 | mov [esp+BLITTER.sc.right], eax |
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2434 | Serge | 234 | mov eax, [ecx+28] |
235 | |||
2467 | Serge | 236 | mov [esp+BLITTER.sc.bottom], eax |
237 | |||
2434 | Serge | 238 | mov eax, [ecx] |
239 | mov [esp+BLITTER.dst_x], eax |
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240 | mov eax, [ecx+4] |
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241 | mov [esp+BLITTER.dst_y], eax |
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242 | |||
243 | mov eax, [ecx+16] |
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244 | mov [esp+BLITTER.src_x], eax |
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245 | mov eax, [ecx+20] |
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246 | mov [esp+BLITTER.src_y], eax |
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247 | mov eax, [ecx+8] |
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248 | mov [esp+BLITTER.w], eax |
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249 | mov eax, [ecx+12] |
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250 | mov [esp+BLITTER.h], eax |
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251 | |||
252 | |||
253 | mov eax, [ecx+32] |
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254 | mov [esp+56], eax |
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255 | mov eax, [ecx+36] |
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256 | mov [esp+60], eax |
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257 | |||
258 | mov ecx, esp |
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259 | call blit_clip |
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260 | test eax, eax |
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3232 | Serge | 261 | jne .done |
2434 | Serge | 262 | |
263 | mov eax, [TASK_BASE] |
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264 | |||
265 | mov ebx, [esp+BLITTER.dst_x] |
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266 | mov ebp, [esp+BLITTER.dst_y] |
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267 | add ebx, [eax-twdw + WDATA.box.left] |
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268 | add ebp, [eax-twdw + WDATA.box.top] |
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269 | |||
270 | mov ecx, ebx |
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271 | shl ecx, 16 |
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272 | mov cx, bp |
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3232 | Serge | 273 | mov [esp+.x_y], ecx |
2434 | Serge | 274 | |
275 | mov edi, ebp |
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276 | |||
2987 | Serge | 277 | mov edi, [BPSLine_calc_area+edi*4] |
278 | mov ebp, [d_width_calc_area+ebp*4] |
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2465 | Serge | 279 | |
2434 | Serge | 280 | add ebp, ebx |
281 | add ebp, [_WinMapAddress] |
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282 | |||
283 | mov eax, [esp+BLITTER.src_y] |
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284 | imul eax, [esp+BLITTER.stride] |
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285 | mov esi, [esp+BLITTER.src_x] |
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286 | lea esi, [eax+esi*4] |
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287 | add esi, [esp+BLITTER.bitmap] |
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288 | |||
289 | mov ecx, [esp+BLITTER.h] |
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290 | mov edx, [esp+BLITTER.w] |
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291 | |||
292 | test ecx, ecx ;FIXME check clipping |
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3232 | Serge | 293 | jz .done |
2434 | Serge | 294 | |
295 | test edx, edx |
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3232 | Serge | 296 | jz .done |
2434 | Serge | 297 | |
298 | lea edi, [edi+ebx*4] |
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299 | |||
3232 | Serge | 300 | ; xchg bx, bx |
2987 | Serge | 301 | |
2434 | Serge | 302 | mov ebx, [CURRENT_TASK] |
3232 | Serge | 303 | mov ecx, [esp+80] |
304 | shr ecx, 4 |
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305 | and ecx, 3 |
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2987 | Serge | 306 | |
3232 | Serge | 307 | jmp dword [.tbl_32+ecx*4] |
308 | |||
2434 | Serge | 309 | align 4 |
3232 | Serge | 310 | .tbl_32 dd blit_copy_32 |
311 | dd blit_copy_32_bgr |
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312 | dd blit_trans_32 |
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313 | dd blit_trans_32_bgr |
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314 | |||
315 | .done: |
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316 | add esp, 80 |
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317 | pop ebx |
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318 | pop esi |
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319 | pop edi |
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320 | pop ebp |
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321 | ret |
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322 | |||
323 | align 4 |
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324 | blit_copy_32_bgr: |
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325 | mov ebx, 1 |
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326 | |||
327 | align 4 |
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328 | blit_copy_32: |
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329 | |||
2434 | Serge | 330 | .outer32: |
3232 | Serge | 331 | mov eax, [esp+.x_y] |
332 | mov [esp+.tmp_x_y], eax |
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2434 | Serge | 333 | xor ecx, ecx |
334 | align 4 |
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335 | .inner32: |
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336 | cmp [ebp+ecx], bl |
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2465 | Serge | 337 | jne .skip |
2434 | Serge | 338 | ;-------------------------------------- |
339 | mov eax, [esi+ecx*4] |
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340 | |||
2465 | Serge | 341 | ; check for hardware cursor |
342 | cmp [_display.select_cursor], select_cursor |
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343 | je @f |
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344 | cmp [_display.select_cursor], 0 |
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345 | jne .no_mouseunder |
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346 | ;-------------------------------------- |
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347 | align 4 |
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348 | @@: |
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2434 | Serge | 349 | push ecx |
3232 | Serge | 350 | mov ecx, [esp+4+.tmp_x_y] |
2434 | Serge | 351 | |
352 | ; check mouse area for putpixel |
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353 | call [_display.check_mouse] |
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354 | pop ecx |
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3232 | Serge | 355 | |
2465 | Serge | 356 | ;-------------------------------------- |
357 | align 4 |
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358 | .no_mouseunder: |
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2434 | Serge | 359 | ; store to real LFB |
360 | mov [LFB_BASE+edi+ecx*4], eax |
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361 | ;-------------------------------------- |
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362 | align 4 |
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2465 | Serge | 363 | .skip: |
3232 | Serge | 364 | add [esp+.tmp_x_y], dword 0x10000 |
2434 | Serge | 365 | inc ecx |
366 | dec edx |
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367 | jnz .inner32 |
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368 | |||
369 | add esi, [esp+BLITTER.stride] |
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370 | add edi, [_display.pitch] |
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371 | add ebp, [_display.width] |
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3232 | Serge | 372 | inc dword [esp+.x_y] |
2434 | Serge | 373 | |
374 | mov edx, [esp+BLITTER.w] |
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375 | dec [esp+BLITTER.h] |
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376 | jnz .outer32 |
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377 | |||
3232 | Serge | 378 | jmp blit_32.done |
2434 | Serge | 379 | |
2987 | Serge | 380 | |
3232 | Serge | 381 | align 4 |
382 | blit_trans_32_bgr: |
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383 | mov ebx, 1 |
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2434 | Serge | 384 | |
385 | align 4 |
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3232 | Serge | 386 | blit_trans_32: |
387 | |||
388 | .outer32: |
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389 | mov eax, [esp+.x_y] |
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390 | mov [esp+.tmp_x_y], eax |
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2434 | Serge | 391 | xor ecx, ecx |
392 | |||
393 | align 4 |
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3232 | Serge | 394 | .inner32: |
395 | |||
2434 | Serge | 396 | cmp [ebp+ecx], bl |
3232 | Serge | 397 | jne .skip |
2434 | Serge | 398 | ;-------------------------------------- |
399 | mov eax, [esi+ecx*4] |
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3232 | Serge | 400 | test eax, 0xFF000000 |
401 | jz .skip |
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2434 | Serge | 402 | |
2465 | Serge | 403 | ; check for hardware cursor |
404 | cmp [_display.select_cursor], select_cursor |
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405 | je @f |
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406 | cmp [_display.select_cursor], 0 |
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3232 | Serge | 407 | jne .no_mouseunder |
2465 | Serge | 408 | ;-------------------------------------- |
409 | align 4 |
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410 | @@: |
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2434 | Serge | 411 | push ecx |
412 | |||
3232 | Serge | 413 | mov ecx, [esp+4+.tmp_x_y] |
2434 | Serge | 414 | |
415 | ; check mouse area for putpixel |
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416 | call [_display.check_mouse] |
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417 | pop ecx |
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2465 | Serge | 418 | ;-------------------------------------- |
419 | align 4 |
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3232 | Serge | 420 | .no_mouseunder: |
421 | ; store to real LFB |
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422 | mov [LFB_BASE+edi+ecx*4], eax |
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2434 | Serge | 423 | ;-------------------------------------- |
424 | align 4 |
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3232 | Serge | 425 | .skip: |
426 | add [esp+.tmp_x_y], dword 0x10000 |
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2434 | Serge | 427 | inc ecx |
428 | dec edx |
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3232 | Serge | 429 | jnz .inner32 |
2434 | Serge | 430 | |
431 | add esi, [esp+BLITTER.stride] |
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432 | add edi, [_display.pitch] |
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433 | add ebp, [_display.width] |
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3232 | Serge | 434 | inc dword [esp+.x_y] |
2434 | Serge | 435 | |
436 | mov edx, [esp+BLITTER.w] |
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437 | dec [esp+BLITTER.h] |
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3232 | Serge | 438 | jnz .outer32 |
2434 | Serge | 439 | |
3232 | Serge | 440 | jmp blit_32.done=>>=>> |