Rev 230 | Rev 254 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
221 | serge | 1 | |
2 | LOAD_FROM_MEM equ 1 |
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3 | LOAD_INDIRECT equ 2 |
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4 | LOAD_SYSTEM equ 3 |
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5 | VIDEO_FREE equ 2 |
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233 | serge | 6 | |
221 | serge | 7 | |
224 | serge | 8 | .biSize dd ? ; DWORD |
9 | .biWidth dd ? ; LONG |
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10 | .biHeight dd ? ; LONG |
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11 | .biPlanes dw ? ; WORD |
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12 | .biBitCount dw ? ; WORD |
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13 | .biCompression dd ? ; DWORD |
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14 | .biSizeImage dd ? ; DWORD |
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15 | .biXPelsPerMeter dd ? ; LONG |
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16 | .biYPelsPerMeter dd ? ; LONG |
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17 | .biClrUsed dd ? ; DWORD |
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18 | .biClrImportant dd ? ; DWORD |
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19 | } |
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20 | |||
21 | |||
22 | BI BITMAPINFOHEADER |
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23 | end virtual |
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24 | |||
25 | |||
221 | serge | 26 | proc vesa_init_cursor stdcall, dst:dword, src:dword |
27 | locals |
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28 | rBase dd ? |
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29 | pQuad dd ? |
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30 | pBits dd ? |
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31 | pAnd dd ? |
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32 | width dd ? |
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33 | height dd ? |
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34 | counter dd ? |
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35 | endl |
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36 | |||
37 | |||
38 | add esi,[esi+18] |
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224 | serge | 39 | mov eax,esi |
40 | |||
221 | serge | 41 | |
224 | serge | 42 | je .img_24 |
43 | cmp [esi+BI.biBitCount], 8 |
||
233 | serge | 44 | je .img_8 |
45 | cmp [esi+BI.biBitCount], 4 |
||
46 | je .img_4 |
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47 | |||
48 | |||
49 | add eax, [esi] |
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50 | mov [pQuad],eax |
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51 | add eax,8 |
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52 | mov [pBits],eax |
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53 | add eax, 128 |
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54 | mov [pAnd],eax |
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55 | mov eax,[esi+4] |
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56 | mov [width],eax |
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57 | mov ebx,[esi+8] |
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58 | shr ebx,1 |
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59 | mov [height],ebx |
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60 | |||
61 | |||
62 | add edi, 32*31*4 |
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63 | mov [rBase],edi |
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64 | |||
65 | |||
66 | .l21: |
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67 | mov ebx, [pBits] |
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68 | mov ebx, [ebx] |
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69 | bswap ebx |
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70 | mov eax, [pAnd] |
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71 | mov eax, [eax] |
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72 | bswap eax |
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73 | mov [counter], 32 |
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74 | @@: |
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75 | xor edx, edx |
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76 | shl eax,1 |
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77 | setc dl |
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78 | dec edx |
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79 | |||
80 | |||
81 | shl ebx,1 |
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82 | setc cl |
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83 | mov ecx, [esi+ecx*4] |
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84 | and ecx, edx |
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85 | and edx, 0xFF000000 |
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86 | or edx, ecx |
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87 | mov [edi], edx |
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88 | |||
89 | |||
90 | dec [counter] |
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91 | jnz @B |
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92 | |||
93 | |||
94 | add [pAnd], 4 |
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95 | mov edi,[rBase] |
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96 | sub edi,128 |
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97 | mov [rBase],edi |
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98 | sub [height],1 |
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99 | jnz .l21 |
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100 | ret |
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101 | |||
102 | |||
224 | serge | 103 | add eax, [esi] |
221 | serge | 104 | mov [pQuad],eax |
105 | add eax,64 |
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106 | mov [pBits],eax |
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107 | add eax, 0x200 |
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108 | mov [pAnd],eax |
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109 | mov eax,[esi+4] |
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110 | mov [width],eax |
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111 | mov ebx,[esi+8] |
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112 | shr ebx,1 |
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113 | mov [height],ebx |
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114 | |||
115 | |||
116 | add edi, 32*31*4 |
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117 | mov [rBase],edi |
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118 | |||
119 | |||
233 | serge | 120 | mov ebx, [pBits] |
221 | serge | 121 | .l4: |
233 | serge | 122 | mov eax, [pAnd] |
123 | mov eax, [eax] |
||
124 | bswap eax |
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221 | serge | 125 | mov [counter], 16 |
126 | @@: |
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127 | xor edx, edx |
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128 | shl eax,1 |
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129 | setc dl |
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130 | dec edx |
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131 | |||
132 | |||
233 | serge | 133 | and cl, 0xF0 |
134 | shr ecx, 2 |
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221 | serge | 135 | mov ecx, [esi+ecx] |
233 | serge | 136 | and ecx, edx |
221 | serge | 137 | and edx, 0xFF000000 |
138 | or edx, ecx |
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139 | mov [edi], edx |
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140 | |||
141 | |||
142 | shl eax,1 |
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143 | setc dl |
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144 | dec edx |
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145 | |||
146 | |||
233 | serge | 147 | and cl, 0x0F |
148 | mov ecx, [esi+ecx*4] |
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149 | and ecx, edx |
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221 | serge | 150 | and edx, 0xFF000000 |
151 | or edx, ecx |
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152 | mov [edi+4], edx |
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153 | |||
154 | |||
155 | add edi, 8 |
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156 | dec [counter] |
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157 | jnz @B |
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158 | |||
159 | |||
233 | serge | 160 | mov edi,[rBase] |
221 | serge | 161 | sub edi,128 |
162 | mov [rBase],edi |
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163 | sub [height],1 |
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164 | jnz .l4 |
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233 | serge | 165 | ret |
221 | serge | 166 | .img_8: |
233 | serge | 167 | add eax, [esi] |
168 | mov [pQuad],eax |
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169 | add eax,1024 |
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170 | mov [pBits],eax |
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171 | add eax, 1024 |
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172 | mov [pAnd],eax |
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173 | mov eax,[esi+4] |
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174 | mov [width],eax |
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175 | mov ebx,[esi+8] |
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176 | shr ebx,1 |
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177 | mov [height],ebx |
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178 | |||
179 | |||
180 | add edi, 32*31*4 |
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181 | mov [rBase],edi |
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182 | |||
183 | |||
184 | mov ebx, [pBits] |
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185 | .l81: |
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186 | mov eax, [pAnd] |
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187 | mov eax, [eax] |
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188 | bswap eax |
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189 | mov [counter], 32 |
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190 | @@: |
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191 | xor edx, edx |
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192 | shl eax,1 |
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193 | setc dl |
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194 | dec edx |
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195 | |||
196 | |||
197 | mov ecx, [esi+ecx*4] |
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198 | and ecx, edx |
||
199 | and edx, 0xFF000000 |
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200 | or edx, ecx |
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201 | mov [edi], edx |
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202 | |||
203 | |||
204 | add edi, 4 |
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205 | dec [counter] |
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206 | jnz @B |
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207 | |||
208 | |||
209 | mov edi,[rBase] |
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210 | sub edi,128 |
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211 | mov [rBase],edi |
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212 | sub [height],1 |
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213 | jnz .l81 |
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214 | ret |
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215 | .img_24: |
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224 | serge | 216 | add eax, [esi] |
217 | mov [pQuad],eax |
||
218 | add eax, 0xC00 |
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219 | mov [pAnd],eax |
||
220 | mov eax,[esi+BI.biWidth] |
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221 | mov [width],eax |
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222 | mov ebx,[esi+BI.biHeight] |
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223 | shr ebx,1 |
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224 | mov [height],ebx |
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225 | |||
226 | |||
227 | add edi, 32*31*4 |
||
228 | mov [rBase],edi |
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229 | |||
230 | |||
231 | mov ebx, [pQuad] |
||
232 | .row_24: |
||
233 | mov eax, [esi] |
||
234 | bswap eax |
||
235 | mov [counter], 32 |
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236 | @@: |
||
237 | xor edx, edx |
||
238 | shl eax,1 |
||
239 | setc dl |
||
240 | dec edx |
||
241 | |||
242 | |||
243 | and ecx, 0x00FFFFFF |
||
244 | and ecx, edx |
||
245 | and edx, 0xFF000000 |
||
246 | or edx, ecx |
||
247 | mov [edi], edx |
||
248 | add ebx, 3 |
||
249 | add edi, 4 |
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250 | dec [counter] |
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251 | jnz @B |
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252 | |||
253 | |||
254 | mov edi,[rBase] |
||
255 | sub edi,128 |
||
256 | mov [rBase],edi |
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257 | sub [height],1 |
||
258 | jnz .row_24 |
||
259 | ret |
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260 | endp |
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221 | serge | 261 | |
262 | |||
263 | proc alloc_cursor |
||
264 | |||
265 | |||
266 | cli |
||
267 | mov ebx, [cursor_start] |
||
268 | mov ecx, [cursor_end] |
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269 | .l1: |
||
270 | bsf eax,[ebx]; |
||
271 | jnz .found |
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272 | add ebx,4 |
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273 | cmp ebx, ecx |
||
274 | jb .l1 |
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275 | popfd |
||
276 | xor eax,eax |
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277 | ret |
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278 | .found: |
||
279 | btr [ebx], eax |
||
280 | popfd |
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227 | serge | 281 | |
282 | |||
221 | serge | 283 | sub ebx, cursor_map |
284 | shl ebx, 3 |
||
285 | add eax,ebx |
||
286 | shl eax,3 |
||
287 | lea eax,[cursors+eax+eax*2] |
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288 | |||
227 | serge | 289 | |
290 | mov [eax+CURSOR.magic], 'CURS' |
||
291 | mov [eax+CURSOR.size], CURSOR_SIZE |
||
292 | mov [eax+CURSOR.pid], ebx |
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293 | mov [eax+CURSOR.hot_x], ebx |
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294 | mov [eax+CURSOR.hot_y], ebx |
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295 | ret |
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221 | serge | 296 | endp |
297 | |||
298 | |||
299 | proc free_cursor |
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233 | serge | 300 | pushfd |
301 | cli |
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302 | xor edx, edx |
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303 | mov ecx, CURSOR_SIZE |
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304 | sub eax, cursors |
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305 | div ecx |
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306 | test edx, edx |
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307 | jnz .exit |
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308 | |||
309 | |||
310 | bts [ebx], eax |
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311 | shr eax, 3 |
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312 | and eax, not 3 |
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313 | add eax, ebx |
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314 | cmp [cursor_start], eax |
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315 | ja @f |
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316 | .exit: |
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317 | popfd |
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318 | ret |
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319 | @@: |
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320 | mov [cursor_start], eax |
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321 | popfd |
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322 | ret |
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323 | endp |
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324 | |||
325 | |||
326 | |||
327 | proc set_cursor stdcall, hcursor:dword |
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227 | serge | 328 | mov eax, [hcursor] |
329 | cmp [eax+CURSOR.magic], 'CURS' |
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230 | serge | 330 | jne .fail |
331 | cmp [eax+CURSOR.size], CURSOR_SIZE |
||
332 | jne .fail |
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333 | mov ebx, [CURRENT_TASK] |
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227 | serge | 334 | shl ebx, 8 |
335 | xchg eax, [ebx+PROC_BASE+APPDATA.cursor] |
||
336 | ret |
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337 | .fail: |
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230 | serge | 338 | mov eax, [def_cursor] |
339 | mov ebx, [CURRENT_TASK] |
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340 | shl ebx, 8 |
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341 | xchg eax, [ebx+PROC_BASE+APPDATA.cursor] |
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342 | ret |
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343 | endp |
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227 | serge | 344 | |
221 | serge | 345 | |
227 | serge | 346 | |
347 | |||
348 | test eax, eax |
||
221 | serge | 349 | jz .fail |
350 | |||
351 | |||
227 | serge | 352 | mov [edi+CURSOR.base], eax |
353 | |||
221 | serge | 354 | |
227 | serge | 355 | mov ebx, [flags] |
356 | cmp bx, LOAD_INDIRECT |
||
357 | je .indirect |
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358 | |||
221 | serge | 359 | |
227 | serge | 360 | movzx edx, word [esi+12] |
361 | mov [edi+CURSOR.hot_x], ecx |
||
362 | mov [edi+CURSOR.hot_y], edx |
||
363 | |||
221 | serge | 364 | |
227 | serge | 365 | mov eax, [hcursor] |
366 | .fail: |
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221 | serge | 367 | ret |
368 | .indirect: |
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227 | serge | 369 | shr ebx, 16 |
370 | movzx ecx, bh |
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371 | movzx edx, bl |
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372 | mov [eax+CURSOR.hot_x], ecx |
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373 | mov [eax+CURSOR.hot_y], edx |
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374 | |||
221 | serge | 375 | |
227 | serge | 376 | mov ecx, 1024 |
377 | cld |
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378 | rep movsd |
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379 | ret |
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221 | serge | 380 | endp |
381 | |||
382 | |||
383 | proc load_cursor stdcall, src:dword, flags:dword |
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384 | locals |
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385 | handle dd ? |
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386 | endl |
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387 | |||
388 | |||
227 | serge | 389 | mov [handle], eax |
390 | cmp word [flags], LOAD_FROM_FILE |
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391 | jne @F |
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392 | |||
221 | serge | 393 | |
394 | test eax, eax |
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395 | jz .exit |
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396 | mov [src], eax |
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397 | @@: |
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227 | serge | 398 | call alloc_cursor |
399 | test eax, eax |
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221 | serge | 400 | jz .fail |
401 | |||
402 | |||
230 | serge | 403 | shl ebx, 5 |
404 | mov ebx, [0x3000+ebx+4] |
||
405 | mov [eax+CURSOR.pid], ebx |
||
406 | |||
407 | |||
227 | serge | 408 | mov [handle], eax |
221 | serge | 409 | .fail: |
227 | serge | 410 | cmp word [flags], LOAD_FROM_FILE |
411 | jne .exit |
||
412 | stdcall kernel_free, [src] |
||
221 | serge | 413 | .exit: |
227 | serge | 414 | mov eax, [handle] |
221 | serge | 415 | ret |
416 | endp |
||
417 | |||
418 | |||
419 | proc delete_cursor stdcall, hcursor:dword |
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233 | serge | 420 | locals |
421 | hsrv dd ? |
||
422 | io_code dd ? |
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423 | input dd ? |
||
424 | inp_size dd ? |
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425 | output dd ? |
||
426 | out_size dd ? |
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427 | endl |
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428 | |||
429 | |||
430 | cmp [esi+CURSOR.magic], 'CURS' |
||
431 | jne .fail |
||
432 | cmp [esi+CURSOR.size], CURSOR_SIZE |
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433 | jne .fail |
||
434 | |||
435 | |||
436 | shl ebx, 5 |
||
437 | mov ebx, [0x3000+ebx+4] |
||
438 | cmp ebx, [esi+CURSOR.pid] |
||
439 | jne .fail |
||
440 | |||
441 | |||
442 | shl ebx, 8 |
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443 | cmp esi, [ebx+PROC_BASE+APPDATA.cursor] |
||
444 | jne @F |
||
445 | mov eax, [def_cursor] |
||
446 | mov [ebx+PROC_BASE+APPDATA.cursor], eax |
||
447 | @@: |
||
448 | mov eax, [hw_cursor] |
||
449 | test eax, eax |
||
450 | jz @F |
||
451 | |||
452 | |||
453 | mov ecx, [esi+CURSOR.base] |
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454 | mov [hsrv], eax |
||
455 | mov [io_code], VIDEO_FREE |
||
456 | mov [input], ecx |
||
457 | mov [inp_size], 4 |
||
458 | mov [output], ebx |
||
459 | mov [out_size], ebx |
||
460 | |||
461 | |||
462 | stdcall srv_handler, eax |
||
463 | jmp .exit |
||
464 | @@: |
||
465 | stdcall kernel_free, [esi+CURSOR.base] |
||
466 | .exit: |
||
467 | mov eax, [hcursor] |
||
468 | call free_cursor |
||
469 | ret |
||
470 | .fail: |
||
471 | ret |
||
472 | endp |
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473 | |||
474 | |||
475 | proc init_cursors |
||
221 | serge | 476 | cmp [0xfe0c],word 0x13 |
233 | serge | 477 | jbe .fail |
478 | |||
479 | |||
221 | serge | 480 | mov ebx, [SCR_BYTES_PER_LINE] |
481 | cmp eax, 32 |
||
482 | jne @F |
||
483 | sub ebx, 128 |
||
484 | jmp .init |
||
485 | @@: |
||
486 | cmp eax, 24 |
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487 | jne .fail |
||
488 | sub ebx, 96 |
||
489 | .init: |
||
490 | mov [cur_def_interl], ebx |
||
491 | |||
492 | |||
493 | mov edi, cursors |
||
494 | mov ecx, CURSOR_SIZE*16 |
||
495 | cld |
||
496 | rep stosd |
||
497 | |||
498 | |||
499 | mov [cursor_map], eax |
||
500 | mov [cursor_map+4], eax |
||
501 | mov edx, cursor_map |
||
502 | mov [cursor_start], edx |
||
503 | add edx, 8 |
||
230 | serge | 504 | mov [cursor_end], edx |
221 | serge | 505 | |
506 | |||
227 | serge | 507 | mov [hw_cursor], eax |
233 | serge | 508 | test eax, eax |
227 | serge | 509 | jz .sw_mouse |
510 | |||
511 | |||
221 | serge | 512 | mov [def_cursor], eax |
513 | ret |
||
227 | serge | 514 | .sw_mouse: |
515 | mov [create_cursor], vesa_cursor |
||
516 | |||
221 | serge | 517 | |
227 | serge | 518 | mov [def_cursor], eax |
519 | |||
520 | |||
221 | serge | 521 | mov edx, [SCR_Y_SIZE] |
522 | inc ecx |
||
523 | inc edx |
||
524 | mov [scr_width], ecx |
||
525 | mov [scr_height], edx |
||
526 | |||
527 | |||
528 | cmp ebx, 32 |
||
529 | jne @F |
||
530 | |||
531 | |||
532 | mov dword [hw_restore], restore_32 |
||
533 | ret |
||
534 | @@: |
||
535 | mov dword [set_hw_cursor], cursor_24 |
||
536 | mov dword [hw_restore], restore_24 |
||
537 | ret |
||
538 | .fail: |
||
539 | xor eax, eax |
||
540 | mov dword [set_hw_cursor], eax |
||
541 | mov dword [hw_restore], eax |
||
542 | ret |
||
543 | endp |
||
544 | |||
545 | |||
546 | proc restore_24 stdcall, x:dword, y:dword |
||
547 | locals |
||
548 | w dd ? |
||
549 | endl |
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550 | |||
551 | |||
552 | mov edx, [cur_saved_h] |
||
553 | mov ebx, [cur_saved_interl] |
||
554 | |||
555 | |||
556 | @@: |
||
557 | mov ecx, [cur_saved_w] |
||
558 | lea ecx, [ecx+ecx*2] |
||
559 | rep movsb |
||
560 | add edi, ebx |
||
561 | dec edx |
||
562 | jnz @B |
||
563 | ret |
||
564 | endp |
||
565 | |||
566 | |||
567 | proc restore_32 stdcall, x:dword, y:dword |
||
568 | locals |
||
569 | w dd ? |
||
570 | endl |
||
571 | |||
572 | |||
573 | mov edx, [cur_saved_h] |
||
574 | mov ebx, [cur_saved_interl] |
||
575 | |||
576 | |||
577 | @@: |
||
578 | mov ecx, [cur_saved_w] |
||
579 | rep movsd |
||
580 | add edi, ebx |
||
581 | dec edx |
||
582 | jnz @B |
||
583 | ret |
||
584 | endp |
||
585 | |||
586 | |||
587 | proc cursor_24 stdcall, hcursor:dword, x:dword, y:dword |
||
588 | locals |
||
589 | w dd ? |
||
590 | h dd ? |
||
591 | st dd ? |
||
592 | _dx dd ? |
||
593 | _dy dd ? |
||
594 | endl |
||
595 | |||
596 | |||
597 | mov ecx, [x] |
||
598 | mov eax, [y] |
||
599 | mov ebx, [BytesPerScanLine] |
||
600 | |||
601 | |||
602 | sub ecx, [esi+CURSOR.hot_x] |
||
603 | mov [x], ecx |
||
604 | sets dl |
||
605 | dec edx |
||
606 | and ecx, edx ;clip x to 0<=x |
||
607 | mov edi, ecx |
||
608 | sub edi, [x] |
||
609 | mov [_dx], edi |
||
610 | |||
611 | |||
612 | sub eax, [esi+CURSOR.hot_y] |
||
613 | mov [y], eax |
||
614 | sets dl |
||
615 | dec edx |
||
616 | and eax, edx ;clip y to 0<=y |
||
617 | mov edi, eax |
||
618 | sub edi, [y] |
||
619 | mov [_dy], edi |
||
620 | |||
621 | |||
622 | lea esi, [ecx+ecx*2] |
||
623 | add esi, [LFBAddress] |
||
624 | add esi, eax |
||
625 | mov [cur_saved_base],esi |
||
626 | |||
627 | |||
628 | mov edx, [scr_height] |
||
629 | mov eax, 32 |
||
630 | |||
631 | |||
632 | cmp edi, eax |
||
633 | jng @F |
||
224 | serge | 634 | mov edi, eax |
635 | @@: |
||
636 | sub edi, [_dx] |
||
221 | serge | 637 | |
638 | |||
639 | cmp edx, eax |
||
640 | jng @F |
||
224 | serge | 641 | mov edx, eax |
642 | @@: |
||
643 | sub edx, [_dy] |
||
221 | serge | 644 | |
645 | |||
646 | mov [h], edx |
||
647 | mov [cur_saved_w], edi |
||
648 | mov [cur_saved_h], edx |
||
649 | |||
650 | |||
651 | shl eax, 2 ;lea eax, [eax+eax*2] |
||
224 | serge | 652 | lea edi, [edi+edi*2] |
221 | serge | 653 | sub ebx, edi |
654 | mov [cur_saved_interl], ebx |
||
655 | |||
656 | |||
657 | @@: |
||
658 | mov ecx, [w] |
||
659 | lea ecx, [ecx+ecx*2] |
||
660 | rep movsb |
||
661 | add esi, ebx |
||
662 | dec edx |
||
663 | jnz @B |
||
664 | |||
665 | |||
666 | mov edx, eax |
||
667 | mov edi, [cur_saved_base] |
||
668 | mov eax, [_dy] |
||
669 | shl eax, 5 |
||
670 | add eax, [_dx] |
||
671 | shl eax, 2 |
||
672 | |||
673 | |||
674 | mov esi, [esi+CURSOR.base] |
||
675 | add esi, eax |
||
676 | .row: |
||
677 | mov ecx, [w] |
||
678 | .pix: |
||
679 | lodsd |
||
680 | test eax, 0xFF000000 |
||
681 | jz @F |
||
682 | |||
683 | |||
684 | shr eax, 16 |
||
685 | mov [edi+2],al |
||
686 | @@: |
||
687 | add edi, 3 |
||
688 | dec ecx |
||
689 | jnz .pix |
||
690 | |||
691 | |||
692 | add edi, ebx |
||
693 | dec [h] |
||
694 | jnz .row |
||
695 | ret |
||
696 | endp |
||
697 | |||
698 | |||
699 | proc cursor_32 stdcall, hcursor:dword, x:dword, y:dword |
||
700 | locals |
||
701 | w dd ? |
||
702 | h dd ? |
||
703 | st dd ? |
||
704 | _dx dd ? |
||
705 | _dy dd ? |
||
706 | endl |
||
707 | |||
708 | |||
709 | mov ecx, [x] |
||
710 | mov eax, [y] |
||
711 | mov ebx, [BytesPerScanLine] |
||
712 | |||
713 | |||
714 | sub ecx, [esi+CURSOR.hot_x] |
||
715 | mov [x], ecx |
||
716 | sets dl |
||
717 | dec edx |
||
718 | and ecx, edx ;clip x to 0<=x |
||
719 | mov edi, ecx |
||
720 | sub edi, [x] |
||
721 | mov [_dx], edi |
||
722 | |||
723 | |||
724 | sub eax, [esi+CURSOR.hot_y] |
||
725 | mov [y], eax |
||
726 | sets dl |
||
727 | dec edx |
||
728 | and eax, edx ;clip y to 0<=y |
||
729 | mov edi, eax |
||
730 | sub edi, [y] |
||
731 | mov [_dy], edi |
||
732 | |||
733 | |||
734 | lea esi, [eax+ecx*4] |
||
735 | add esi, [LFBAddress] |
||
736 | mov [cur_saved_base],esi |
||
737 | |||
738 | |||
739 | mov edx, [scr_height] |
||
740 | mov eax, 32 |
||
741 | |||
742 | |||
743 | cmp edi, eax |
||
744 | jng @F |
||
224 | serge | 745 | mov edi, eax |
746 | @@: |
||
747 | sub edi, [_dx] |
||
221 | serge | 748 | |
749 | |||
750 | cmp edx, eax |
||
751 | jng @F |
||
224 | serge | 752 | mov edx, eax |
753 | @@: |
||
754 | sub edx, [_dy] |
||
221 | serge | 755 | |
756 | |||
757 | mov [h], edx |
||
758 | mov [cur_saved_w], edi |
||
759 | mov [cur_saved_h], edx |
||
760 | |||
761 | |||
762 | shl eax, 2 |
||
763 | shl edi, 2 |
||
764 | sub ebx, edi |
||
765 | mov [cur_saved_interl], ebx |
||
766 | |||
767 | |||
768 | @@: |
||
769 | mov ecx, [w] |
||
770 | rep movsd |
||
771 | add esi, ebx |
||
772 | dec edx |
||
773 | jnz @B |
||
774 | |||
775 | |||
776 | mov edx, eax |
||
777 | mov edi, [cur_saved_base] |
||
778 | mov eax, [_dy] |
||
779 | shl eax, 5 |
||
780 | add eax, [_dx] |
||
781 | shl eax, 2 |
||
782 | |||
783 | |||
784 | mov esi, [esi+CURSOR.base] |
||
785 | add esi, eax |
||
786 | .row: |
||
787 | mov ecx, [w] |
||
788 | .pix: |
||
789 | lodsd |
||
790 | test eax, 0xFF000000 |
||
791 | jz @F |
||
792 | mov [edi], eax |
||
793 | @@: |
||
794 | add edi, 4 |
||
795 | dec ecx |
||
796 | jnz .pix |
||
797 | add esi, edx |
||
798 | add edi, ebx |
||
799 | dec [h] |
||
800 | jnz .row |
||
801 | ret |
||
802 | endp |
||
803 | |||
804 | |||
805 | def_arrow: |
||
806 | file 'arrow.cur'=y |
||
807 | >=x |
||
808 |