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Rev | Author | Line No. | Line |
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485 | heavyiron | 1 | ; |
2 | ; Работа с картинками или их образами |
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3 | ; |
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4 | ; Author: Trans |
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5 | ; Date: 08.03.2005 |
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6 | ; Compiler: FASM |
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7 | ; Target: Hunter - MeOS game |
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8 | ; |
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9 | |||
10 | ; |
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11 | ; In: DS:ESI - указатель на образ картинки в RGB |
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12 | ; EAX - X координата * 65536 + Y координата |
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13 | ; //EBX - Z координата |
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14 | ; Out: |
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15 | draw_pict: |
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16 | pusha |
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17 | mov edx,eax |
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18 | shr edx,16 |
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19 | xor edi,edi |
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20 | mov di,ax |
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21 | shl di,3 ; *8 |
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22 | shl ax,1 ; *2 |
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23 | add ax,di ; = *10 |
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24 | shl ax,5 ; = *320 |
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25 | mov di,ax |
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26 | shr eax,16 |
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27 | add di,ax ; di=Y*320+X |
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28 | mov eax,edi |
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29 | shl eax,1 ; = *2 |
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30 | add edi,eax ; = (Y*320+X)*3 |
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31 | add edi,buffer00 |
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32 | lodsw |
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33 | shl eax,16 |
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34 | lodsw |
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35 | ror eax,16 |
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36 | xor ecx,ecx |
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37 | mov cx,320 |
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38 | sub cx,dx |
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39 | xor edx,edx |
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40 | cmp cx,ax |
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41 | jae dp_loc_00 |
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42 | sub ax,cx |
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43 | mov dx,ax |
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44 | shl ax,1 |
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45 | add dx,ax ; invisible part for X |
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46 | mov ax,cx |
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47 | dp_loc_00: |
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48 | mov cx,ax |
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49 | xor ebx,ebx |
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50 | mov bx,320 |
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51 | sub bx,ax |
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52 | mov ax,bx |
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53 | shl ax,1 |
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54 | add bx,ax ; additional offset for X |
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55 | shr eax,16 |
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56 | xchg ecx,eax |
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57 | dp_loc_01: |
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58 | push ecx |
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59 | push eax |
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60 | mov ecx,eax |
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61 | dp_loc_02: |
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62 | mov eax,[esi] |
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63 | and eax,00FFFFFFh |
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64 | cmp eax,00FFFFFFh |
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65 | jnz dp_loc_03_next |
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66 | add esi,3 |
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67 | add edi,3 |
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68 | jmp dp_loc_04 |
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69 | dp_loc_03_next: |
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70 | movsb |
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71 | movsw |
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72 | dp_loc_04: |
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73 | loop dp_loc_02 |
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74 | add esi,edx |
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75 | add edi,ebx |
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76 | pop eax |
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77 | pop ecx |
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78 | loop dp_loc_01 |
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79 | popa |
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80 | retn |
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81 | |||
82 | ; |
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83 | ; In: DS:ESI - указатель на образ картинки в RGB |
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84 | ; EAX - X координата * 65536 + Y координата |
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85 | ; //EBX - Z координата |
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86 | ; Out: |
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87 | draw_pict_scale_div_2: |
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88 | pusha |
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89 | mov edi,buffer01 |
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90 | lodsd |
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91 | xor ebx,ebx |
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92 | xor ebp,ebp |
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93 | mov bx,ax |
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94 | mov bp,ax |
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95 | shl ebp,1 |
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96 | add ebp,ebx |
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97 | shr ax,1 |
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98 | stosw |
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99 | mov bx,ax |
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100 | shr eax,17 |
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101 | stosw |
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102 | xor ecx,ecx |
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103 | mov cx,ax |
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104 | dpsd2_loc_00: |
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105 | push ecx |
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106 | mov ecx,ebx |
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107 | dpsd2_loc_01: |
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108 | push ecx |
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109 | mov ecx,3 |
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110 | dpsd2_loc_02: |
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111 | xor eax,eax |
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112 | mov edx,eax |
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113 | mov al,[esi] |
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114 | mov dl,[esi+3] |
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115 | add eax,edx |
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116 | mov dl,[esi+ebp] |
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117 | add eax,edx |
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118 | mov dl,[esi+ebp+3] |
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119 | add eax,edx |
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120 | shr eax,2 |
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121 | stosb |
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122 | inc esi |
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123 | loop dpsd2_loc_02 |
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124 | add esi,3 |
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125 | pop ecx |
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126 | loop dpsd2_loc_01 |
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127 | add esi,ebp |
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128 | pop ecx |
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129 | loop dpsd2_loc_00 |
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130 | popa |
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131 | pusha |
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132 | mov esi,buffer01 |
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133 | call draw_pict |
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134 | popa |
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135 | retn |
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136 | |||
137 | |||
138 | ; |
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139 | ; In: |
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140 | ; Out: |
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141 | draw_backside: |
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142 | pusha |
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143 | mov edi,buffer00 |
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144 | mov ecx,50 |
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145 | mov eax,00FFFFFFh |
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146 | dbs_loc_00: |
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147 | push ecx |
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148 | mov ecx,320 |
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149 | dbs_loc_01: |
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150 | mov ebx,eax |
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151 | stosw |
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152 | shr eax,16 |
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153 | stosb |
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154 | mov eax,ebx |
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155 | stosw |
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156 | shr eax,16 |
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157 | stosb |
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158 | mov eax,ebx |
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159 | loop dbs_loc_01 |
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160 | sub eax,00010100h |
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161 | pop ecx |
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162 | loop dbs_loc_00 |
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163 | mov ecx,100 |
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164 | mov eax,0000C000h |
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165 | dbs_loc_02: |
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166 | push ecx |
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167 | mov ecx,320 |
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168 | dbs_loc_03: |
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169 | mov ebx,eax |
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170 | stosw |
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171 | shr eax,16 |
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172 | stosb |
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173 | mov eax,ebx |
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174 | loop dbs_loc_03 |
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175 | add eax,00010001h |
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176 | pop ecx |
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177 | loop dbs_loc_02 |
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178 | popa |
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179 | retn |
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180 | |||
181 | ; |
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182 | ; In: |
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183 | ; Out: |
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184 | buffer_scale_on_2: |
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185 | pusha |
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186 | mov esi,buffer00 |
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187 | mov edi,buffer02 |
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188 | mov ecx,200 |
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189 | bso2_loc_00: |
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190 | push ecx |
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191 | mov ecx,2 |
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192 | bso2_loc_01: |
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193 | push ecx |
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194 | push esi |
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195 | mov ecx,320 |
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196 | bso2_loc_02: |
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197 | mov eax,[esi] |
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198 | and eax,00FFFFFFh |
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199 | mov ebx,eax |
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200 | stosw |
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201 | shr eax,16 |
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202 | stosb |
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203 | mov eax,ebx |
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204 | stosw |
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205 | shr eax,16 |
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206 | stosb |
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207 | add esi,3 |
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208 | loop bso2_loc_02 |
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209 | pop esi |
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210 | pop ecx |
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211 | loop bso2_loc_01 |
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212 | add esi,320*3 |
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213 | pop ecx |
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214 | loop bso2_loc_00 |
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215 | popa |
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216 | retn |
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217 | |||
218 | |||
219 | ; |
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220 | ; In: EAX = X coordinate * 65536 + Y coordinate |
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221 | ; EBX = Number |
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222 | ; Out: |
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223 | number_print: |
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224 | pusha |
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225 | mov edi,buf_local |
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226 | mov ebp,eax |
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227 | mov eax,ebx |
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228 | or eax,eax |
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229 | jz np_loc_null |
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230 | mov ebx,100 |
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231 | mov ecx,5 |
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232 | np_loc_00: |
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233 | xor edx,edx |
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234 | div ebx |
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235 | xchg eax,edx |
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236 | aam |
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237 | stosw |
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238 | mov eax,edx |
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239 | loop np_loc_00 |
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240 | dec edi |
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241 | mov eax,ebp |
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242 | mov ecx,10 |
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243 | np_loc_01: |
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244 | cmp byte [edi],0 |
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245 | jnz np_loc_02 |
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246 | dec edi |
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247 | loop np_loc_01 |
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248 | np_loc_02: |
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249 | xor ebx,ebx |
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250 | mov bl,[edi] |
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251 | shl ebx,2 |
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252 | add ebx,pointer_digit_table |
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253 | mov esi,[ebx] |
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254 | call draw_pict |
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255 | add eax,10*65536+0 |
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256 | dec edi |
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257 | loop np_loc_02 |
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258 | popa |
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259 | retn |
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260 | np_loc_null: |
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261 | mov eax,ebp |
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262 | mov esi,[pointer_digit_table] |
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263 | call draw_pict |
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264 | popa |
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265 | retn |
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266 | pointer_digit_table: |
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267 | dd buf_num0, buf_num1, buf_num2, buf_num3, buf_num4 |
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268 | dd buf_num5, buf_num6, buf_num7, buf_num8, buf_num9 |
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269 | buf_local: |
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270 | times 12 db 0 |
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271 | |||
272 | |||
273 | ; |
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274 | ; In: EAX = X*65536+Y |
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275 | ; Out: |
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276 | draw_lives: |
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277 | pusha |
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278 | mov esi,buf_heart |
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279 | xor ecx,ecx |
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280 | mov cl,[lives_count] |
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281 | cmp cl,0 |
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282 | jz dl_loc_01 |
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283 | dl_loc_00: |
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284 | call draw_pict |
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285 | add eax,16*65536+0 |
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286 | loop dl_loc_00 |
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287 | dl_loc_01: |
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288 | popa |
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289 | retn |
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290 | |||
291 | ; |
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292 | ; In: |
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293 | ; Out: |
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294 | draw_mushka: |
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295 | mov esi,buf_mushka |
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296 | mov eax,[mouse_coord] |
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297 | ror eax,16 |
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298 | cmp ax,16 |
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299 | jae dm_loc_00 |
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300 | mov ax,16 |
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301 | dm_loc_00: |
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302 | sub ax,16 |
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303 | rol eax,16 |
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304 | cmp ax,16 |
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305 | jae dm_loc_01 |
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306 | mov ax,16 |
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307 | dm_loc_01: |
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308 | sub ax,16 |
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309 | call draw_pict |
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310 | retn |
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311 | |||
312 | ; |
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313 | ; In: eax - hole coordinate |
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314 | ; Out: |
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315 | draw_hole: |
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316 | mov esi,buf_hole |
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317 | ; mov eax,[current_hole] |
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318 | cmp eax,0 |
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319 | jz dh_loc_02 |
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320 | ror eax,16 |
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321 | cmp ax,8 |
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322 | jae dh_loc_00 |
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323 | mov ax,8 |
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324 | dh_loc_00: |
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325 | sub ax,8 |
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326 | rol eax,16 |
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327 | cmp ax,8 |
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328 | jae dh_loc_01 |
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329 | mov ax,8 |
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330 | dh_loc_01: |
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331 | sub ax,8 |
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332 | call draw_pict_scale_div_2 |
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333 | dh_loc_02: |
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334 | retn |
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335 | |||
336 | ; |
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337 | ; |
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338 | ; |
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339 | draw_promakh: |
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340 | mov esi,buf_hole |
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341 | xor ecx,ecx |
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342 | mov cl,[promakh_count] |
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343 | cmp cl,0 |
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344 | jz dpr_loc_exit |
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345 | mov ebx,current_hole |
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346 | mov eax,dword [ebx] ;300*65536+180 |
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347 | dpr_loc_00: |
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348 | call draw_hole |
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349 | ; call draw_pict_scale_div_2 |
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350 | ; sub ax,16 |
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351 | add ebx,4 |
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352 | mov eax,dword [ebx] |
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353 | loop dpr_loc_00 |
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354 | dpr_loc_exit: |
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355 | retn |
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356 | |||
357 | |||
358 | ; |
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359 | ; In: |
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360 | ; Out: |
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361 | clear_buffer: |
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362 | push eax |
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363 | push ecx |
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364 | push edi |
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365 | mov edi,buffer00 |
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366 | mov ecx,(320*201*3)/4 |
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367 | xor eax,eax |
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368 | rep stosd |
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369 | pop edi |
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370 | pop ecx |
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371 | pop eax |
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372 | retn |
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373 | |||
374 | ; |
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375 | ; In: AX - X координата [0,639] |
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376 | ; BX - Y координата [0,479] |
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377 | ; Out: |
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378 | refresh_screen: |
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379 | pusha |
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380 | popa |
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381 | retn |
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382 | |||
383 | |||
384 | ; |
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385 | ; In: |
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386 | ; Out: |
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387 | smooth_filter: |
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388 | pusha |
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389 | mov ecx,320*200*3 |
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390 | mov edi,buffer00 |
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391 | sf_loc_00: |
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392 | xor ax,ax |
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393 | xor dx,dx ;счетчик |
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394 | mov al,[edi] |
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395 | shl ax,2 ;*4 |
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396 | mov dx,ax |
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397 | xor ax,ax |
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398 | mov al,[edi-320*3] |
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399 | add dx,ax |
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400 | mov al,[edi-3] |
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401 | add dx,ax |
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402 | mov al,[edi+3] |
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403 | add dx,ax |
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404 | mov al,[edi+320*3] |
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405 | add dx,ax |
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406 | xchg dx,ax |
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407 | shr ax,3 ;/8 |
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408 | mov byte [edi],al |
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409 | inc edi |
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410 | loop sf_loc_00 |
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411 | popa |
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412 | retn |
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413 | ;smooth_matrix: |
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414 | ; db 0, 1, 0 / |
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415 | ; db 1, 4, 1 / 8 |
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416 | ; db 0, 1, 0 / |
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417 |