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Rev | Author | Line No. | Line |
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1245 | hidnplayr | 1 | draw_dots: |
2 | mov esi,[points_translated_ptr] |
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3 | movzx ecx,[points_count_var] |
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4 | .drw: |
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5 | @@: |
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6 | lodsd |
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7 | add esi,2 ; skip z |
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8 | movzx ebx,ax |
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9 | shr eax,16 ; bx = x , ax = y |
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10 | or ax,ax |
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11 | jl @f |
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12 | or bx,bx |
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13 | jl @f |
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14 | cmp ax,SIZE_Y |
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15 | jge @f |
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16 | cmp bx,SIZE_X |
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17 | jge @f |
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18 | mov edx,SIZE_X ; SIZE_X not only power of 2 -> 256,512,... |
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19 | mul edx |
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20 | add eax,ebx |
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21 | mov edi,[screen_ptr] |
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22 | lea eax,[eax*3] |
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23 | add edi,eax |
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24 | xor eax,eax |
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25 | not eax |
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26 | stosd |
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27 | @@: |
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28 | loop .drw |
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29 | |||
30 | ret |
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31 | |||
32 | do_emboss: |
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33 | ; emboss - after drawing all, |
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34 | ; transfer screen buffer into bump map |
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35 | ; and draw two bump triangles |
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36 | ; ************************************* |
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37 | mov esi,screen |
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38 | mov edi,bumpmap2 |
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39 | mov ecx,TEXTURE_SIZE/3 |
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40 | cld |
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41 | if Ext=NON |
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42 | xor eax,eax |
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43 | xor bh,bh |
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44 | xor dh,dh |
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45 | @@: |
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46 | lodsb |
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47 | movzx bx,al |
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48 | lodsb |
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49 | movzx dx,al |
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50 | lodsb |
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51 | add ax,bx |
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52 | add ax,dx |
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53 | ; cwd |
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54 | ; div [i3] |
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55 | ;; push ax |
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56 | ;; pop bx |
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57 | ;; shr bx,3 |
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58 | ;; shr ax,2 |
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59 | ;; add ax,bx |
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60 | |||
61 | lea eax,[eax*5] |
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62 | shr ax,4 |
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63 | |||
64 | stosb |
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65 | loop @b |
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66 | else |
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67 | emms |
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68 | pxor mm1,mm1 |
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69 | mov ebx,0x0000ffff |
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70 | @@: |
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71 | movd mm0,[esi] |
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72 | punpcklbw mm0,mm1 |
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73 | movq mm2,mm0 |
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74 | psrlq mm2,16 |
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75 | movq mm3,mm0 |
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76 | psrlq mm3,32 |
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77 | paddw mm0,mm2 |
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78 | paddw mm0,mm3 |
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79 | |||
80 | |||
81 | movd eax,mm0 |
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82 | and eax,ebx |
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83 | lea eax,[eax*5] |
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84 | shr ax,4 |
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85 | stosb |
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86 | add esi,3 |
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87 | loop @b |
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88 | |||
89 | end if |
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90 | push ebp |
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91 | |||
92 | push dword 0 ; env coords |
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93 | push word 0 |
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94 | push word SIZE_X |
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95 | push word SIZE_Y |
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96 | push dword 0 |
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97 | push dword 0 ; bump coords |
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98 | push word SIZE_X |
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99 | push word SIZE_Y |
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100 | push word 0 |
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101 | mov eax,SIZE_Y |
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102 | mov ebx,SIZE_X*65536+0 |
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103 | xor ecx,ecx |
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104 | mov edx,bumpmap2 |
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105 | mov esi,envmap |
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106 | mov edi,screen |
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107 | call bump_triangle |
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108 | |||
109 | push dword SIZE_X shl 16 + SIZE_Y ; env coords |
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110 | push word 0 |
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111 | push word SIZE_X |
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112 | push word SIZE_Y |
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113 | push word 0 |
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114 | push dword SIZE_X shl 16 + SIZE_Y ; bump coords |
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115 | push word 0 |
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116 | push word SIZE_X |
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117 | push word SIZE_Y |
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118 | push word 0 |
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119 | mov eax,SIZE_Y |
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120 | mov ebx,SIZE_X * 65536+0 |
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121 | mov ecx,SIZE_X shl 16 + SIZE_Y |
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122 | mov edx,bumpmap2 |
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123 | mov esi,envmap |
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124 | mov edi,screen |
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125 | call bump_triangle |
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126 | |||
127 | pop ebp |
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128 | ret |
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129 | ;********************************EMBOSS DONE******************************* |
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130 | |||
131 | |||
132 | generate_object2: ; torus |
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133 | ;in ax - figure number 2=torus, 3=loop, 4=loop |
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134 | ;locals |
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135 | ; counter dw ? |
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136 | ; sin dd ? |
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137 | ; cos dd ? |
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138 | ;endl |
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139 | .counter equ word[ebp-2] |
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140 | .sin equ dword[ebp-6] |
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141 | .cos equ dword[ebp-10] |
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142 | .sin2 equ dword[ebp-14] |
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143 | .cos2 equ dword[ebp-18] |
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144 | .piD180m3 equ dword[ebp-22] |
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145 | .cD2 equ word[ebp-24] |
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146 | push ebp |
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147 | mov ebp,esp |
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148 | sub esp,24 |
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149 | |||
150 | push ax |
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151 | |||
152 | fninit |
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153 | mov edi,[points_ptr] |
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154 | xor eax,eax |
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155 | ; init seed -> 4 3d points |
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156 | mov dword[edi],-1.0 ; x |
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157 | add edi,4 |
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158 | stosd ; y |
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159 | stosd ; z |
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160 | mov dword[edi],-0.9 ; x1 |
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161 | mov dword[edi+4],0.1 ; y1 |
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162 | add edi,8 |
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163 | stosd ; z1 |
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164 | mov dword[edi],-0.8 |
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165 | add edi,4 |
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166 | stosd |
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167 | stosd |
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168 | mov dword[edi],-0.9 ; x3 |
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169 | mov dword[edi+4],-0.1 ; y3 |
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170 | add edi,8 |
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171 | stosd ; z3 |
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172 | mov [points_count_var],4 |
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173 | |||
174 | fld [piD180] |
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175 | fidiv [i3] |
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176 | fstp .piD180m3 |
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177 | mov .cD2,5 |
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178 | |||
179 | pop ax |
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180 | mov ecx,1 |
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181 | mov edx,9 |
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182 | .next: ; calc angle and rotate seed 4 points |
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183 | mov .counter,cx |
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184 | mov ebx,[points_ptr] |
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185 | fld .piD180m3 |
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186 | fimul .counter |
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187 | fld st |
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188 | fsincos |
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189 | fstp .sin |
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190 | fstp .cos |
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191 | fadd st,st0 |
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192 | fsincos |
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193 | fstp .sin2 |
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194 | fstp .cos2 |
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195 | |||
196 | .rotor: ; next 4 |
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197 | ; rotary y |
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198 | fld dword[ebx] ; x |
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199 | fld .sin |
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200 | fmul dword[ebx+8] ; z * sinbeta |
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201 | fchs |
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202 | fld .cos |
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203 | fmul dword[ebx] ; x * cosbeta |
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204 | faddp |
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205 | fstp dword[edi] ; new x |
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206 | fmul .sin ; old x * sinbeta |
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207 | fld .cos |
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208 | fmul dword[ebx+8] ; z * cosbeta |
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209 | faddp |
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210 | dec dx |
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211 | or dx,dx |
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212 | jnz @f |
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213 | ; mov .counter,dx |
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214 | fld st |
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215 | fidiv [i3] |
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216 | faddp |
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217 | @@: |
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218 | fstp dword[edi+8] ; new z |
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219 | fld dword[ebx+4] |
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220 | or dx,dx |
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221 | jnz @f |
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222 | ; fld1 |
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223 | ; faddp |
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224 | ; fld st |
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225 | fadd st,st0 |
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226 | fadd st,st0 |
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227 | ; fxch |
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228 | ; fimul [i3] |
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229 | ; fsin |
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230 | ; faddp |
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231 | mov dx,9 |
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232 | @@: |
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233 | fstp dword[edi+4] |
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234 | ; rotary x |
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235 | cmp al,3 |
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236 | jl .end_rot |
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237 | fld dword[edi+4] ;y |
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238 | fld .sin2 |
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239 | fmul dword[edi+8] ;z |
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240 | fld .cos2 |
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241 | fmul dword[edi+4] ;y |
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242 | faddp |
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243 | fstp dword[edi+4] ; new y |
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244 | fmul .sin2 ; sinbeta * old y |
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245 | fchs |
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246 | fld .cos2 |
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247 | fmul dword[edi+8] |
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248 | faddp |
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249 | fstp dword[edi+8] |
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250 | ; rotary z |
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251 | cmp al,4 |
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252 | jl .end_rot |
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253 | fld dword[edi] ;x |
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254 | fld .sin |
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255 | fmul dword[edi+4] ;y |
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256 | fld .cos |
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257 | fmul dword[edi] ;x |
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258 | faddp |
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259 | fstp dword[edi] ;new x |
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260 | fmul .sin ; sinbeta * old x |
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261 | fchs |
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262 | fld .cos |
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263 | fmul dword[edi+4] ; cosbeta * y |
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264 | faddp |
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265 | fstp dword[edi+4] ; new y |
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266 | |||
267 | |||
268 | |||
269 | .end_rot: |
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270 | |||
271 | add edi,12 |
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272 | add ebx,12 |
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273 | mov esi,[points_ptr] |
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274 | add esi,12*4 |
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275 | cmp ebx,esi |
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276 | jl .rotor |
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277 | |||
278 | add [points_count_var],4 |
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279 | add cx,18 |
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280 | cmp cx,(18*21*3)+1 |
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281 | jle .next |
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282 | |||
283 | mov edi,[triangles_ptr] |
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284 | mov ax,4 |
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285 | mov bx,4+4 |
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286 | mov [triangles_count_var],164*3 ;140 |
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287 | |||
288 | mov cx,80*3 ;68 |
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289 | @@: |
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290 | stosw ;---- |
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291 | mov [edi],bx ; | |
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292 | add edi,2 ; | |
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293 | inc ax ; | |
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294 | stosw ; |repeat 4 times |
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295 | |||
296 | mov [edi],bx ; | |
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297 | inc bx |
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298 | add edi,2 |
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299 | stosw ; | |
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300 | mov [edi],bx ; | |
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301 | add edi,2 ;---- |
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302 | loop @b |
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303 | |||
304 | |||
305 | mov dword[edi],-1 ; < - end mark |
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306 | mov [culling_flag],0 |
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307 | |||
308 | mov esp,ebp |
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309 | pop ebp |
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310 | |||
311 | ret |
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312 | |||
313 | |||
314 | generate_object3: ; heart |
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315 | ;locals |
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316 | ; counter dw ? |
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317 | ; sin dd ? |
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318 | ; cos dd ? |
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319 | ;endl |
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320 | .counter equ word[ebp-2] |
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321 | .sin equ dword[ebp-6] |
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322 | .cos equ dword[ebp-10] |
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323 | .sin2 equ dword[ebp-14] |
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324 | .cos2 equ dword[ebp-18] |
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325 | .piD180m3 equ dword[ebp-22] |
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326 | .cD2 equ word[ebp-24] |
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327 | push ebp |
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328 | mov ebp,esp |
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329 | sub esp,24 |
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330 | |||
331 | fninit |
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332 | mov edi,[points_ptr] |
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333 | xor eax,eax |
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334 | ; init seed -> eight 3d points |
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335 | mov dword[edi],2.0 |
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336 | add edi,4 |
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337 | stosd |
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338 | stosd |
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339 | |||
340 | mov dword[edi],2.0 |
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341 | mov dword[edi+4],-0.5 |
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342 | add edi,8 |
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343 | stosd |
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344 | |||
345 | mov dword[edi],1.5 |
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346 | mov dword[edi+4],-1.5 |
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347 | add edi,8 |
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348 | stosd |
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349 | mov dword[edi],1.0 |
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350 | mov dword[edi+4],-2.0 |
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351 | add edi,8 |
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352 | stosd |
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353 | |||
354 | stosd |
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355 | mov dword[edi],-2.5 |
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356 | add edi,4 |
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357 | stosd |
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358 | |||
359 | mov [points_count_var],5 |
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360 | |||
361 | mov ecx,1 |
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362 | .next: ; calc angle and rotate seed 4 points |
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363 | mov .counter,cx |
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364 | mov ebx,[points_ptr] |
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365 | fld [piD180] |
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366 | fimul .counter |
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367 | fsincos |
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368 | fstp .sin |
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369 | fstp .cos |
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370 | |||
371 | .rotor: ; next 4 |
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372 | ; rotary y |
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373 | fld dword[ebx] ; x |
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374 | fld .sin |
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375 | fmul dword[ebx+8] ; z * sinbeta |
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376 | fchs |
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377 | fld .cos |
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378 | fmul dword[ebx] ; x * cosbeta |
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379 | faddp |
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380 | fidiv [i3] |
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381 | fstp dword[edi] ; new x |
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382 | fmul .sin ; old x * sinbeta |
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383 | fld .cos |
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384 | fmul dword[ebx+8] ; z * cosbeta |
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385 | faddp |
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386 | fstp dword[edi+8] ; new z |
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387 | |||
388 | fld dword[ebx+4] ;y |
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389 | fstp dword[edi+4] |
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390 | |||
391 | |||
392 | .end_rot: |
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393 | |||
394 | add edi,12 |
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395 | add ebx,12 |
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396 | mov esi,[points_ptr] |
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397 | add esi,12*5 |
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398 | cmp ebx,esi ;real_points + (12*5) |
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399 | jl .rotor |
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400 | |||
401 | add [points_count_var],5 |
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402 | add cx,18 |
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403 | cmp cx,(18*21)+1 |
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404 | jle .next |
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405 | ;last points |
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406 | |||
407 | xor eax,eax |
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408 | |||
409 | mov dword[edi],0.22 |
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410 | mov dword[edi+4],0.77 |
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411 | mov dword[edi+8],1.25 |
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412 | add edi,12 |
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413 | |||
414 | mov dword[edi],0.22 |
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415 | mov dword[edi+4],0.77 |
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416 | mov dword[edi+8],-1.25 |
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417 | add edi,12 |
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418 | stosd |
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419 | |||
420 | add [points_count_var],2 |
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421 | |||
422 | ; init triangles list |
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423 | |||
424 | mov edi,[triangles_ptr] |
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425 | mov ax,5 |
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426 | mov bx,5+5 |
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427 | mov [triangles_count_var],204 |
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428 | |||
429 | mov cx,100 |
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430 | @@: |
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431 | stosw ;---- |
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432 | mov [edi],bx ; | |
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433 | add edi,2 ; | |
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434 | inc ax ; | |
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435 | stosw ; |repeat |
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436 | |||
437 | mov [edi],bx ; | |
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438 | inc bx |
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439 | add edi,2 |
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440 | stosw ; | |
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441 | mov [edi],bx ; | |
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442 | add edi,2 ;---- |
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443 | loop @b |
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444 | |||
445 | mov ax,5 |
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446 | mov bx,[points_count_var] |
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447 | sub bx,2 |
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448 | mov dl,2 |
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449 | .nx: |
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450 | mov cx,5 |
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451 | add [triangles_count_var],cx |
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452 | @@: |
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453 | stosw |
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454 | add ax,5 |
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455 | stosw |
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456 | mov word[edi],bx |
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457 | add edi,2 |
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458 | loop @b |
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459 | |||
460 | cmp dl,1 |
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461 | je @f |
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462 | |||
463 | inc bx |
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464 | jmp .lab |
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465 | @@: |
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466 | dec bx |
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467 | .lab: |
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468 | mov cx,5 |
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469 | add [triangles_count_var],cx |
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470 | @@: |
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471 | stosw |
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472 | add ax,5 |
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473 | stosw |
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474 | mov word[edi],bx |
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475 | add edi,2 |
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476 | loop @b |
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477 | |||
478 | dec dl |
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479 | or dl,dl |
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480 | jnz .nx |
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481 | |||
482 | sub ax,25 |
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483 | stosw |
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484 | sub ax,50 |
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485 | stosw |
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486 | mov word[edi],bx |
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487 | add edi,2 |
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488 | |||
489 | stosw |
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490 | add ax,50 |
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491 | stosw |
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492 | inc bx |
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493 | mov word[edi],bx |
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494 | add edi,2 |
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495 | add [triangles_count_var],2 |
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496 | |||
497 | mov dword[edi],-1 ; < - end mark |
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498 | mov [culling_flag],0 |
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499 | |||
500 | mov esp,ebp |
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501 | pop ebp |
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502 | |||
503 | ret>> |