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Rev | Author | Line No. | Line |
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425 | victor | 1 | $Revision: 465 $ |
465 | serge | 2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
3 | ;; ;; |
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4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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5 | ;; Distributed under terms of the GNU General Public License ;; |
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6 | ;; ;; |
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7 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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221 | serge | 8 | |
9 | LOAD_FROM_FILE equ 0 |
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10 | LOAD_FROM_MEM equ 1 |
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11 | LOAD_INDIRECT equ 2 |
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12 | LOAD_SYSTEM equ 3 |
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13 | |||
224 | serge | 14 | struc BITMAPINFOHEADER { |
15 | .biSize dd ? ; DWORD |
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16 | .biWidth dd ? ; LONG |
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17 | .biHeight dd ? ; LONG |
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18 | .biPlanes dw ? ; WORD |
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19 | .biBitCount dw ? ; WORD |
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20 | .biCompression dd ? ; DWORD |
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21 | .biSizeImage dd ? ; DWORD |
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22 | .biXPelsPerMeter dd ? ; LONG |
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23 | .biYPelsPerMeter dd ? ; LONG |
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24 | .biClrUsed dd ? ; DWORD |
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25 | .biClrImportant dd ? ; DWORD |
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26 | } |
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27 | |||
28 | virtual at 0 |
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29 | BI BITMAPINFOHEADER |
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30 | end virtual |
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31 | |||
221 | serge | 32 | align 4 |
33 | proc vesa_init_cursor stdcall, dst:dword, src:dword |
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34 | locals |
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35 | rBase dd ? |
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36 | pQuad dd ? |
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37 | pBits dd ? |
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38 | pAnd dd ? |
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39 | width dd ? |
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40 | height dd ? |
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41 | counter dd ? |
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42 | endl |
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43 | |||
44 | mov esi, [src] |
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224 | serge | 45 | add esi,[esi+18] |
46 | mov eax,esi |
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221 | serge | 47 | |
224 | serge | 48 | cmp [esi+BI.biBitCount], 24 |
49 | je .img_24 |
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233 | serge | 50 | cmp [esi+BI.biBitCount], 8 |
51 | je .img_8 |
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52 | cmp [esi+BI.biBitCount], 4 |
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53 | je .img_4 |
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54 | |||
55 | .img_2: |
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56 | add eax, [esi] |
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57 | mov [pQuad],eax |
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58 | add eax,8 |
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59 | mov [pBits],eax |
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60 | add eax, 128 |
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61 | mov [pAnd],eax |
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62 | mov eax,[esi+4] |
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63 | mov [width],eax |
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64 | mov ebx,[esi+8] |
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65 | shr ebx,1 |
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66 | mov [height],ebx |
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67 | |||
68 | mov edi, [dst] |
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69 | add edi, 32*31*4 |
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70 | mov [rBase],edi |
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71 | |||
72 | mov esi,[pQuad] |
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73 | .l21: |
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74 | mov ebx, [pBits] |
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75 | mov ebx, [ebx] |
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76 | bswap ebx |
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77 | mov eax, [pAnd] |
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78 | mov eax, [eax] |
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79 | bswap eax |
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80 | mov [counter], 32 |
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81 | @@: |
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82 | xor edx, edx |
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83 | shl eax,1 |
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84 | setc dl |
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85 | dec edx |
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86 | |||
87 | xor ecx, ecx |
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88 | shl ebx,1 |
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89 | setc cl |
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90 | mov ecx, [esi+ecx*4] |
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91 | and ecx, edx |
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92 | and edx, 0xFF000000 |
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93 | or edx, ecx |
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94 | mov [edi], edx |
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95 | |||
96 | add edi, 4 |
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97 | dec [counter] |
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98 | jnz @B |
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99 | |||
100 | add [pBits], 4 |
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101 | add [pAnd], 4 |
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102 | mov edi,[rBase] |
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103 | sub edi,128 |
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104 | mov [rBase],edi |
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105 | sub [height],1 |
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106 | jnz .l21 |
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107 | ret |
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108 | |||
224 | serge | 109 | .img_4: |
221 | serge | 110 | add eax, [esi] |
111 | mov [pQuad],eax |
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112 | add eax,64 |
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113 | mov [pBits],eax |
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114 | add eax, 0x200 |
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115 | mov [pAnd],eax |
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116 | mov eax,[esi+4] |
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117 | mov [width],eax |
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118 | mov ebx,[esi+8] |
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119 | shr ebx,1 |
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120 | mov [height],ebx |
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121 | |||
122 | mov edi, [dst] |
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123 | add edi, 32*31*4 |
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124 | mov [rBase],edi |
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125 | |||
233 | serge | 126 | mov esi,[pQuad] |
221 | serge | 127 | mov ebx, [pBits] |
233 | serge | 128 | .l4: |
129 | mov eax, [pAnd] |
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130 | mov eax, [eax] |
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221 | serge | 131 | bswap eax |
132 | mov [counter], 16 |
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133 | @@: |
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134 | xor edx, edx |
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135 | shl eax,1 |
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136 | setc dl |
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137 | dec edx |
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138 | |||
233 | serge | 139 | movzx ecx, byte [ebx] |
140 | and cl, 0xF0 |
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221 | serge | 141 | shr ecx, 2 |
233 | serge | 142 | mov ecx, [esi+ecx] |
221 | serge | 143 | and ecx, edx |
144 | and edx, 0xFF000000 |
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145 | or edx, ecx |
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146 | mov [edi], edx |
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147 | |||
148 | xor edx, edx |
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149 | shl eax,1 |
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150 | setc dl |
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151 | dec edx |
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152 | |||
233 | serge | 153 | movzx ecx, byte [ebx] |
154 | and cl, 0x0F |
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155 | mov ecx, [esi+ecx*4] |
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221 | serge | 156 | and ecx, edx |
157 | and edx, 0xFF000000 |
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158 | or edx, ecx |
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159 | mov [edi+4], edx |
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160 | |||
161 | inc ebx |
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162 | add edi, 8 |
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163 | dec [counter] |
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164 | jnz @B |
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165 | |||
233 | serge | 166 | add [pAnd], 4 |
221 | serge | 167 | mov edi,[rBase] |
168 | sub edi,128 |
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169 | mov [rBase],edi |
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170 | sub [height],1 |
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233 | serge | 171 | jnz .l4 |
221 | serge | 172 | ret |
233 | serge | 173 | .img_8: |
174 | add eax, [esi] |
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175 | mov [pQuad],eax |
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176 | add eax,1024 |
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177 | mov [pBits],eax |
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178 | add eax, 1024 |
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179 | mov [pAnd],eax |
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180 | mov eax,[esi+4] |
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181 | mov [width],eax |
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182 | mov ebx,[esi+8] |
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183 | shr ebx,1 |
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184 | mov [height],ebx |
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185 | |||
186 | mov edi, [dst] |
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187 | add edi, 32*31*4 |
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188 | mov [rBase],edi |
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189 | |||
190 | mov esi,[pQuad] |
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191 | mov ebx, [pBits] |
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192 | .l81: |
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193 | mov eax, [pAnd] |
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194 | mov eax, [eax] |
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195 | bswap eax |
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196 | mov [counter], 32 |
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197 | @@: |
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198 | xor edx, edx |
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199 | shl eax,1 |
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200 | setc dl |
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201 | dec edx |
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202 | |||
203 | movzx ecx, byte [ebx] |
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204 | mov ecx, [esi+ecx*4] |
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205 | and ecx, edx |
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206 | and edx, 0xFF000000 |
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207 | or edx, ecx |
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208 | mov [edi], edx |
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209 | |||
210 | inc ebx |
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211 | add edi, 4 |
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212 | dec [counter] |
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213 | jnz @B |
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214 | |||
215 | add [pAnd], 4 |
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216 | mov edi,[rBase] |
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217 | sub edi,128 |
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218 | mov [rBase],edi |
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219 | sub [height],1 |
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220 | jnz .l81 |
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221 | ret |
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224 | serge | 222 | .img_24: |
223 | add eax, [esi] |
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224 | mov [pQuad],eax |
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225 | add eax, 0xC00 |
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226 | mov [pAnd],eax |
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227 | mov eax,[esi+BI.biWidth] |
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228 | mov [width],eax |
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229 | mov ebx,[esi+BI.biHeight] |
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230 | shr ebx,1 |
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231 | mov [height],ebx |
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232 | |||
233 | mov edi, [dst] |
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234 | add edi, 32*31*4 |
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235 | mov [rBase],edi |
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236 | |||
237 | mov esi,[pAnd] |
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238 | mov ebx, [pQuad] |
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239 | .row_24: |
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240 | mov eax, [esi] |
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241 | bswap eax |
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242 | mov [counter], 32 |
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243 | @@: |
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244 | xor edx, edx |
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245 | shl eax,1 |
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246 | setc dl |
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247 | dec edx |
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248 | |||
249 | mov ecx, [ebx] |
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250 | and ecx, 0x00FFFFFF |
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251 | and ecx, edx |
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252 | and edx, 0xFF000000 |
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253 | or edx, ecx |
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254 | mov [edi], edx |
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255 | add ebx, 3 |
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256 | add edi, 4 |
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257 | dec [counter] |
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258 | jnz @B |
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259 | |||
260 | add esi, 4 |
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261 | mov edi,[rBase] |
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262 | sub edi,128 |
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263 | mov [rBase],edi |
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264 | sub [height],1 |
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265 | jnz .row_24 |
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266 | ret |
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221 | serge | 267 | endp |
268 | |||
269 | align 4 |
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227 | serge | 270 | proc set_cursor stdcall, hcursor:dword |
271 | mov eax, [hcursor] |
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230 | serge | 272 | cmp [eax+CURSOR.magic], 'CURS' |
273 | jne .fail |
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281 | serge | 274 | ; cmp [eax+CURSOR.size], CURSOR_SIZE |
275 | ; jne .fail |
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465 | serge | 276 | mov ebx, [current_slot] |
277 | xchg eax, [ebx+APPDATA.cursor] |
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227 | serge | 278 | ret |
230 | serge | 279 | .fail: |
280 | mov eax, [def_cursor] |
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465 | serge | 281 | mov ebx, [current_slot] |
282 | xchg eax, [ebx+APPDATA.cursor] |
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230 | serge | 283 | ret |
227 | serge | 284 | endp |
221 | serge | 285 | |
281 | serge | 286 | ; param |
287 | ; eax= pid |
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288 | ; ebx= src |
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289 | ; ecx= flags |
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227 | serge | 290 | |
281 | serge | 291 | vesa_cursor: |
292 | .src equ esp |
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293 | .flags equ esp+4 |
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294 | .hcursor equ esp+8 |
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295 | |||
296 | sub esp, 4 ;space for .hcursor |
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297 | push ecx |
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298 | push ebx |
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299 | |||
300 | mov ebx, eax |
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301 | mov eax, CURSOR_SIZE |
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302 | call create_kernel_object |
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303 | test eax, eax |
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304 | jz .fail |
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305 | |||
306 | mov [.hcursor],eax |
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307 | |||
308 | xor ebx, ebx |
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309 | mov [eax+CURSOR.magic], 'CURS' |
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310 | mov [eax+CURSOR.destroy], destroy_cursor |
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311 | mov [eax+CURSOR.hot_x], ebx |
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312 | mov [eax+CURSOR.hot_y], ebx |
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313 | |||
227 | serge | 314 | stdcall kernel_alloc, 0x1000 |
221 | serge | 315 | test eax, eax |
316 | jz .fail |
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317 | |||
281 | serge | 318 | mov edi, [.hcursor] |
227 | serge | 319 | mov [edi+CURSOR.base], eax |
221 | serge | 320 | |
281 | serge | 321 | mov esi, [.src] |
322 | mov ebx, [.flags] |
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227 | serge | 323 | cmp bx, LOAD_INDIRECT |
324 | je .indirect |
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221 | serge | 325 | |
227 | serge | 326 | movzx ecx, word [esi+10] |
327 | movzx edx, word [esi+12] |
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328 | mov [edi+CURSOR.hot_x], ecx |
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329 | mov [edi+CURSOR.hot_y], edx |
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221 | serge | 330 | |
227 | serge | 331 | stdcall vesa_init_cursor, eax, esi |
281 | serge | 332 | mov eax, [.hcursor] |
221 | serge | 333 | .fail: |
281 | serge | 334 | add esp, 12 |
221 | serge | 335 | ret |
227 | serge | 336 | .indirect: |
337 | shr ebx, 16 |
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338 | movzx ecx, bh |
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339 | movzx edx, bl |
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340 | mov [eax+CURSOR.hot_x], ecx |
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341 | mov [eax+CURSOR.hot_y], edx |
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221 | serge | 342 | |
227 | serge | 343 | xchg edi, eax |
344 | mov ecx, 1024 |
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345 | cld |
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346 | rep movsd |
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281 | serge | 347 | add esp, 12 |
221 | serge | 348 | ret |
349 | |||
350 | align 4 |
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351 | proc load_cursor stdcall, src:dword, flags:dword |
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352 | locals |
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353 | handle dd ? |
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354 | endl |
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355 | |||
227 | serge | 356 | xor eax, eax |
357 | mov [handle], eax |
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358 | cmp word [flags], LOAD_FROM_FILE |
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359 | jne @F |
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221 | serge | 360 | |
361 | stdcall load_file, [src] |
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362 | test eax, eax |
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363 | jz .exit |
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364 | mov [src], eax |
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227 | serge | 365 | @@: |
281 | serge | 366 | mov eax, [CURRENT_TASK] |
367 | shl eax, 5 |
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379 | serge | 368 | mov eax, [CURRENT_TASK+eax+4] |
281 | serge | 369 | mov ebx, [src] |
370 | mov ecx, [flags] |
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371 | call [create_cursor] ;eax, ebx, ecx |
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221 | serge | 372 | mov [handle], eax |
227 | serge | 373 | .fail: |
374 | cmp word [flags], LOAD_FROM_FILE |
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375 | jne .exit |
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221 | serge | 376 | stdcall kernel_free, [src] |
227 | serge | 377 | .exit: |
221 | serge | 378 | mov eax, [handle] |
379 | ret |
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380 | endp |
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381 | |||
382 | align 4 |
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233 | serge | 383 | proc delete_cursor stdcall, hcursor:dword |
384 | locals |
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385 | hsrv dd ? |
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386 | io_code dd ? |
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387 | input dd ? |
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388 | inp_size dd ? |
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389 | output dd ? |
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390 | out_size dd ? |
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391 | endl |
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392 | |||
393 | mov esi, [hcursor] |
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394 | cmp [esi+CURSOR.magic], 'CURS' |
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395 | jne .fail |
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281 | serge | 396 | ; cmp [esi+CURSOR.size], CURSOR_SIZE |
397 | ; jne .fail |
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233 | serge | 398 | |
399 | mov ebx, [CURRENT_TASK] |
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400 | shl ebx, 5 |
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379 | serge | 401 | mov ebx, [CURRENT_TASK+ebx+4] |
233 | serge | 402 | cmp ebx, [esi+CURSOR.pid] |
403 | jne .fail |
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404 | |||
465 | serge | 405 | mov ebx, [current_slot] |
406 | cmp esi, [ebx+APPDATA.cursor] |
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233 | serge | 407 | jne @F |
408 | mov eax, [def_cursor] |
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465 | serge | 409 | mov [ebx+APPDATA.cursor], eax |
233 | serge | 410 | @@: |
411 | mov eax, [hcursor] |
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281 | serge | 412 | call [eax+APPOBJ.destroy] |
233 | serge | 413 | .fail: |
414 | ret |
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415 | endp |
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416 | |||
281 | serge | 417 | ; param |
418 | ; eax= cursor |
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419 | |||
233 | serge | 420 | align 4 |
281 | serge | 421 | destroy_cursor: |
422 | |||
423 | push eax |
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424 | stdcall kernel_free, [eax+CURSOR.base] |
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425 | pop eax |
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426 | |||
427 | call destroy_kernel_object |
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428 | ret |
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429 | |||
430 | align 4 |
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221 | serge | 431 | proc init_cursors |
381 | serge | 432 | cmp [SCR_MODE],word 0x13 |
233 | serge | 433 | jbe .fail |
434 | |||
221 | serge | 435 | movzx eax, byte [ScreenBPP] |
381 | serge | 436 | mov ebx, [BytesPerScanLine] |
221 | serge | 437 | cmp eax, 32 |
438 | jne @F |
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439 | sub ebx, 128 |
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440 | jmp .init |
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441 | @@: |
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442 | cmp eax, 24 |
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443 | jne .fail |
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444 | sub ebx, 96 |
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445 | .init: |
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446 | mov [cur_def_interl], ebx |
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447 | |||
346 | diamond | 448 | stdcall load_driver, szHwMouse |
233 | serge | 449 | mov [hw_cursor], eax |
227 | serge | 450 | test eax, eax |
451 | jz .sw_mouse |
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452 | |||
221 | serge | 453 | stdcall load_cursor, def_arrow, dword LOAD_FROM_MEM |
454 | mov [def_cursor], eax |
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227 | serge | 455 | ret |
456 | .sw_mouse: |
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457 | mov [create_cursor], vesa_cursor |
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221 | serge | 458 | |
227 | serge | 459 | stdcall load_cursor, def_arrow, dword LOAD_FROM_MEM |
460 | mov [def_cursor], eax |
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461 | |||
381 | serge | 462 | mov ecx, [ScreenWidth] |
463 | mov edx, [ScreenHeight] |
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221 | serge | 464 | inc ecx |
465 | inc edx |
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466 | mov [scr_width], ecx |
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467 | mov [scr_height], edx |
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468 | |||
469 | movzx ebx, byte [ScreenBPP] |
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470 | cmp ebx, 32 |
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471 | jne @F |
||
472 | |||
473 | mov dword [set_hw_cursor], cursor_32 |
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474 | mov dword [hw_restore], restore_32 |
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475 | ret |
||
476 | @@: |
||
477 | mov dword [set_hw_cursor], cursor_24 |
||
478 | mov dword [hw_restore], restore_24 |
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479 | ret |
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480 | .fail: |
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481 | xor eax, eax |
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482 | mov dword [set_hw_cursor], eax |
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483 | mov dword [hw_restore], eax |
||
484 | ret |
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485 | endp |
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486 | |||
487 | align 4 |
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488 | proc restore_24 stdcall, x:dword, y:dword |
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489 | locals |
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490 | w dd ? |
||
491 | endl |
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492 | |||
493 | mov edi, [cur_saved_base] |
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494 | mov edx, [cur_saved_h] |
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495 | mov ebx, [cur_saved_interl] |
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496 | |||
497 | mov esi, cur_saved_data |
||
498 | @@: |
||
499 | mov ecx, [cur_saved_w] |
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500 | lea ecx, [ecx+ecx*2] |
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501 | rep movsb |
||
502 | add edi, ebx |
||
503 | dec edx |
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504 | jnz @B |
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505 | ret |
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506 | endp |
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507 | |||
508 | align 4 |
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509 | proc restore_32 stdcall, x:dword, y:dword |
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510 | locals |
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511 | w dd ? |
||
512 | endl |
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513 | |||
514 | mov edi, [cur_saved_base] |
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515 | mov edx, [cur_saved_h] |
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516 | mov ebx, [cur_saved_interl] |
||
517 | |||
518 | mov esi, cur_saved_data |
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519 | @@: |
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520 | mov ecx, [cur_saved_w] |
||
521 | rep movsd |
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522 | add edi, ebx |
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523 | dec edx |
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524 | jnz @B |
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525 | ret |
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526 | endp |
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527 | |||
528 | align 4 |
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529 | proc cursor_24 stdcall, hcursor:dword, x:dword, y:dword |
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530 | locals |
||
531 | w dd ? |
||
532 | h dd ? |
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533 | st dd ? |
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534 | _dx dd ? |
||
535 | _dy dd ? |
||
536 | endl |
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537 | |||
538 | mov esi, [hcursor] |
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539 | mov ecx, [x] |
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540 | mov eax, [y] |
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541 | mov ebx, [BytesPerScanLine] |
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542 | |||
543 | xor edx, edx |
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544 | sub ecx, [esi+CURSOR.hot_x] |
||
545 | mov [x], ecx |
||
546 | sets dl |
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547 | dec edx |
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548 | and ecx, edx ;clip x to 0<=x |
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549 | mov edi, ecx |
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550 | sub edi, [x] |
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551 | mov [_dx], edi |
||
552 | |||
553 | xor edx, edx |
||
554 | sub eax, [esi+CURSOR.hot_y] |
||
555 | mov [y], eax |
||
556 | sets dl |
||
557 | dec edx |
||
558 | and eax, edx ;clip y to 0<=y |
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559 | mov edi, eax |
||
560 | sub edi, [y] |
||
561 | mov [_dy], edi |
||
562 | |||
563 | mul ebx |
||
564 | lea esi, [ecx+ecx*2] |
||
565 | add esi, [LFBAddress] |
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566 | add esi, eax |
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567 | mov [cur_saved_base],esi |
||
568 | |||
569 | mov edi, [scr_width] |
||
570 | mov edx, [scr_height] |
||
571 | mov eax, 32 |
||
572 | |||
573 | sub edi, ecx |
||
574 | cmp edi, eax |
||
224 | serge | 575 | jng @F |
576 | mov edi, eax |
||
577 | @@: |
||
221 | serge | 578 | sub edi, [_dx] |
579 | |||
580 | sub edx, [y] |
||
581 | cmp edx, eax |
||
224 | serge | 582 | jng @F |
583 | mov edx, eax |
||
584 | @@: |
||
221 | serge | 585 | sub edx, [_dy] |
586 | |||
587 | mov [w], edi |
||
588 | mov [h], edx |
||
589 | mov [cur_saved_w], edi |
||
590 | mov [cur_saved_h], edx |
||
591 | |||
592 | sub eax, edi |
||
224 | serge | 593 | shl eax, 2 ;lea eax, [eax+eax*2] |
221 | serge | 594 | lea edi, [edi+edi*2] |
595 | sub ebx, edi |
||
596 | mov [cur_saved_interl], ebx |
||
597 | |||
598 | mov edi, cur_saved_data |
||
599 | @@: |
||
600 | mov ecx, [w] |
||
601 | lea ecx, [ecx+ecx*2] |
||
602 | rep movsb |
||
603 | add esi, ebx |
||
604 | dec edx |
||
605 | jnz @B |
||
606 | |||
607 | ;draw cursor |
||
608 | mov edx, eax |
||
609 | mov edi, [cur_saved_base] |
||
610 | mov eax, [_dy] |
||
611 | shl eax, 5 |
||
612 | add eax, [_dx] |
||
613 | shl eax, 2 |
||
614 | |||
615 | mov esi, [hcursor] |
||
616 | mov esi, [esi+CURSOR.base] |
||
617 | add esi, eax |
||
618 | .row: |
||
619 | mov ecx, [w] |
||
620 | .pix: |
||
621 | lodsd |
||
622 | test eax, 0xFF000000 |
||
623 | jz @F |
||
624 | |||
625 | mov word [edi], ax |
||
626 | shr eax, 16 |
||
627 | mov [edi+2],al |
||
628 | @@: |
||
629 | add edi, 3 |
||
630 | dec ecx |
||
631 | jnz .pix |
||
632 | |||
633 | add esi, edx |
||
634 | add edi, ebx |
||
635 | dec [h] |
||
636 | jnz .row |
||
637 | ret |
||
638 | endp |
||
639 | |||
640 | align 4 |
||
641 | proc cursor_32 stdcall, hcursor:dword, x:dword, y:dword |
||
642 | locals |
||
643 | w dd ? |
||
644 | h dd ? |
||
645 | st dd ? |
||
646 | _dx dd ? |
||
647 | _dy dd ? |
||
648 | endl |
||
649 | |||
650 | mov esi, [hcursor] |
||
651 | mov ecx, [x] |
||
652 | mov eax, [y] |
||
653 | mov ebx, [BytesPerScanLine] |
||
654 | |||
655 | xor edx, edx |
||
656 | sub ecx, [esi+CURSOR.hot_x] |
||
657 | mov [x], ecx |
||
658 | sets dl |
||
659 | dec edx |
||
660 | and ecx, edx ;clip x to 0<=x |
||
661 | mov edi, ecx |
||
662 | sub edi, [x] |
||
663 | mov [_dx], edi |
||
664 | |||
665 | xor edx, edx |
||
666 | sub eax, [esi+CURSOR.hot_y] |
||
667 | mov [y], eax |
||
668 | sets dl |
||
669 | dec edx |
||
670 | and eax, edx ;clip y to 0<=y |
||
671 | mov edi, eax |
||
672 | sub edi, [y] |
||
673 | mov [_dy], edi |
||
674 | |||
675 | mul ebx |
||
676 | lea esi, [eax+ecx*4] |
||
677 | add esi, [LFBAddress] |
||
678 | mov [cur_saved_base],esi |
||
679 | |||
680 | mov edi, [scr_width] |
||
681 | mov edx, [scr_height] |
||
682 | mov eax, 32 |
||
683 | |||
684 | sub edi, ecx |
||
685 | cmp edi, eax |
||
224 | serge | 686 | jng @F |
687 | mov edi, eax |
||
688 | @@: |
||
221 | serge | 689 | sub edi, [_dx] |
690 | |||
691 | sub edx, [y] |
||
692 | cmp edx, eax |
||
224 | serge | 693 | jng @F |
694 | mov edx, eax |
||
695 | @@: |
||
221 | serge | 696 | sub edx, [_dy] |
697 | |||
698 | mov [w], edi |
||
699 | mov [h], edx |
||
700 | mov [cur_saved_w], edi |
||
701 | mov [cur_saved_h], edx |
||
702 | |||
703 | sub eax, edi |
||
704 | shl eax, 2 |
||
705 | shl edi, 2 |
||
706 | sub ebx, edi |
||
707 | mov [cur_saved_interl], ebx |
||
708 | |||
709 | mov edi, cur_saved_data |
||
710 | @@: |
||
711 | mov ecx, [w] |
||
712 | rep movsd |
||
713 | add esi, ebx |
||
714 | dec edx |
||
715 | jnz @B |
||
716 | |||
717 | ;draw cursor |
||
718 | mov edx, eax |
||
719 | mov edi, [cur_saved_base] |
||
720 | mov eax, [_dy] |
||
721 | shl eax, 5 |
||
722 | add eax, [_dx] |
||
723 | shl eax, 2 |
||
724 | |||
725 | mov esi, [hcursor] |
||
726 | mov esi, [esi+CURSOR.base] |
||
727 | add esi, eax |
||
728 | .row: |
||
729 | mov ecx, [w] |
||
730 | .pix: |
||
731 | lodsd |
||
732 | test eax, 0xFF000000 |
||
733 | jz @F |
||
734 | mov [edi], eax |
||
735 | @@: |
||
736 | add edi, 4 |
||
737 | dec ecx |
||
738 | jnz .pix |
||
739 | add esi, edx |
||
740 | add edi, ebx |
||
741 | dec [h] |
||
742 | jnz .row |
||
743 | ret |
||
744 | endp |
||
745 | |||
746 | align 4 |
||
747 | def_arrow: |
||
748 | file 'arrow.cur'=y |
||
749 |