Rev 5418 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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5153 | IgorA | 1 | |
2 | align 4 |
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3 | proc gl_print_matrix uses eax ebx ecx edi, m:dword, rows:dword |
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4 | mov ecx,[rows] |
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5 | cmp ecx,1 |
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6 | jl .end_f |
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7 | mov ebx,[m] |
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8 | mov word[NumberSymbolsAD],3 |
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9 | finit |
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10 | @@: |
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11 | lea edi,[buf_param] |
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12 | mov byte[edi],0 |
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13 | |||
14 | |||
15 | fstp qword[Data_Double] |
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16 | call DoubleFloat_to_String |
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17 | stdcall str_cat, edi,Data_String |
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18 | |||
19 | |||
20 | stdcall str_len,edi |
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21 | add edi,eax |
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22 | |||
23 | |||
24 | fstp qword[Data_Double] |
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25 | call DoubleFloat_to_String |
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26 | stdcall str_cat, edi,Data_String |
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27 | |||
28 | |||
29 | stdcall str_len,edi |
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30 | add edi,eax |
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31 | |||
32 | |||
33 | fstp qword[Data_Double] |
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34 | call DoubleFloat_to_String |
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35 | stdcall str_cat, edi,Data_String |
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36 | |||
37 | |||
38 | stdcall str_len,edi |
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39 | add edi,eax |
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40 | |||
41 | |||
42 | fstp qword[Data_Double] |
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43 | call DoubleFloat_to_String |
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44 | stdcall str_cat, edi,Data_String |
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45 | |||
46 | |||
47 | stdcall dbg_print,txt_sp,buf_param |
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48 | |||
49 | |||
50 | dec ecx |
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51 | cmp ecx,0 |
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52 | jg @b |
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53 | .end_f: |
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54 | ret |
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55 | endp |
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56 | end if |
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57 | |||
58 | |||
59 | { |
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60 | local .end_0 |
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61 | xor reg,reg |
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62 | cmp dword[context+GLContext.matrix_mode],1 |
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6523 | IgorA | 63 | jg .end_0 |
5153 | IgorA | 64 | inc reg |
65 | .end_0: |
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66 | mov dword[context+GLContext.matrix_model_projection_updated],reg |
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6523 | IgorA | 67 | } |
5153 | IgorA | 68 | |
69 | |||
70 | proc glopMatrixMode uses eax ebx, context:dword, p:dword |
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71 | mov eax,[context] |
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72 | mov ebx,[p] |
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73 | |||
74 | |||
75 | jne @f |
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76 | mov dword[eax+GLContext.matrix_mode],0 |
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6523 | IgorA | 77 | jmp .end_f |
5153 | IgorA | 78 | @@: |
79 | cmp dword[ebx+4],GL_PROJECTION |
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80 | jne @f |
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81 | mov dword[eax+GLContext.matrix_mode],1 |
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6523 | IgorA | 82 | jmp .end_f |
5153 | IgorA | 83 | @@: |
84 | cmp dword[ebx+4],GL_TEXTURE |
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85 | jne .def |
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86 | mov dword[eax+GLContext.matrix_mode],2 |
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6523 | IgorA | 87 | jmp .end_f |
5153 | IgorA | 88 | .def: |
89 | ;assert(0); |
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90 | .end_f: |
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91 | ret |
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92 | endp |
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93 | |||
94 | |||
95 | proc glopLoadMatrix uses eax edi esi, context:dword, p:dword |
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96 | mov eax,[context] |
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97 | mov edi,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 98 | shl edi,2 |
5153 | IgorA | 99 | add edi,eax |
100 | mov edi,dword[edi+GLContext.matrix_stack_ptr] |
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6523 | IgorA | 101 | |
5153 | IgorA | 102 | |
103 | add esi,4 |
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104 | stdcall gl_M4_Transpose,edi,esi ;транспонируем входную матрицу в матрицу context.matrix_stack_ptr[context.matrix_mode] |
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105 | |||
106 | |||
107 | ret |
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108 | endp |
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109 | |||
110 | |||
111 | proc glopLoadIdentity uses eax ebx, context:dword, p:dword |
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112 | mov eax,[context] |
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113 | mov ebx,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 114 | shl ebx,2 |
5153 | IgorA | 115 | add ebx,eax |
116 | |||
117 | |||
6523 | IgorA | 118 | gl_matrix_update eax,ebx |
5153 | IgorA | 119 | ret |
120 | endp |
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121 | |||
122 | |||
123 | proc glopMultMatrix uses eax edi esi, context:dword, p:dword |
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124 | locals |
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125 | m M4 |
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126 | endl |
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127 | mov esi,[p] |
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128 | add esi,4 |
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129 | mov edi,ebp |
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130 | sub edi,sizeof.M4 |
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131 | stdcall gl_M4_Transpose,edi,esi ;транспонируем входную матрицу в локальную матрицу m |
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132 | |||
133 | |||
134 | mov esi,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 135 | shl esi,2 |
5153 | IgorA | 136 | add esi,eax |
137 | stdcall gl_M4_MulLeft,dword[esi+GLContext.matrix_stack_ptr],edi |
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6523 | IgorA | 138 | |
5153 | IgorA | 139 | |
140 | ret |
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141 | endp |
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142 | |||
143 | |||
144 | proc glopPushMatrix uses eax ebx, context:dword, p:dword |
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145 | mov eax,[context] |
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146 | mov ebx,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 147 | |
5153 | IgorA | 148 | |
149 | ; < c->matrix_stack_depth_max[ebx] ); |
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150 | |||
151 | |||
152 | add ebx,eax |
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153 | add ebx,GLContext.matrix_stack_ptr |
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6523 | IgorA | 154 | add dword[ebx],sizeof.M4 |
5153 | IgorA | 155 | mov ebx,[ebx] ;ebx = ++context.matrix_stack_ptr[context.matrix_mode] |
156 | |||
157 | |||
158 | push ebx |
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159 | add ebx,sizeof.M4 |
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160 | stdcall gl_M4_Move, ebx |
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161 | |||
162 | |||
163 | ret |
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164 | endp |
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165 | |||
166 | |||
167 | proc glopPopMatrix uses eax ebx, context:dword, p:dword |
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168 | mov eax,[context] |
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169 | mov ebx,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 170 | |
5153 | IgorA | 171 | |
172 | |||
173 | |||
174 | add ebx,eax |
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175 | sub dword[ebx+GLContext.matrix_stack_ptr],sizeof.M4 |
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6523 | IgorA | 176 | |
5153 | IgorA | 177 | |
178 | ret |
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179 | endp |
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180 | |||
181 | |||
182 | proc glopRotate uses eax ebx ecx edx, context:dword, p:dword |
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5415 | IgorA | 183 | locals |
5153 | IgorA | 184 | u0 dd ? |
185 | u1 dd ? |
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186 | u2 dd ? |
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187 | angle dd ? |
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188 | cost dd ? |
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189 | sint dd ? |
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190 | m M4 |
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191 | endl |
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192 | |||
193 | |||
194 | mov ebx,[p] |
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195 | mov ecx,ebp |
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196 | sub ecx,sizeof.M4 ;ecx=&m |
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197 | finit |
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198 | fldpi |
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199 | fmul dword[ebx+4] |
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200 | fdiv dword[an180f] |
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201 | fst dword[angle] ;angle = p[1].f * M_PI / 180.0 |
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202 | ;st0 = angle |
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203 | |||
204 | |||
205 | xor edx,edx |
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5415 | IgorA | 206 | fld dword[ebx+16] |
207 | ftst |
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208 | fstsw ax |
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5153 | IgorA | 209 | sahf |
210 | je @f |
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211 | inc edx |
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5415 | IgorA | 212 | @@: |
5153 | IgorA | 213 | fstp dword[u2] |
5415 | IgorA | 214 | fld dword[ebx+12] |
215 | ftst |
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216 | fstsw ax |
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5153 | IgorA | 217 | sahf |
218 | je @f |
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219 | or edx,2 |
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5415 | IgorA | 220 | @@: |
5153 | IgorA | 221 | fstp dword[u1] |
5415 | IgorA | 222 | fld dword[ebx+8] |
223 | ftst |
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224 | fstsw ax |
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5153 | IgorA | 225 | sahf |
226 | je @f |
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227 | or edx,4 |
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5415 | IgorA | 228 | @@: |
5153 | IgorA | 229 | fstp dword[u0] |
5415 | IgorA | 230 | |
5153 | IgorA | 231 | |
5415 | IgorA | 232 | ;ebx = ((u0 != 0)<<2) | ((u1 != 0)<<1) | (u2 != 0) |
5153 | IgorA | 233 | or edx,edx |
5415 | IgorA | 234 | jz .end_f ;если нет поворотов выход из функции |
235 | cmp edx,4 |
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236 | jne @f |
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5153 | IgorA | 237 | fld dword[u0] |
5415 | IgorA | 238 | ftst |
239 | fstsw ax |
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5153 | IgorA | 240 | ffree st0 |
5415 | IgorA | 241 | fincstp |
242 | sahf |
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5153 | IgorA | 243 | jae .u0ch |
244 | fchs ;if (u0 < 0) angle *= -1 |
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5415 | IgorA | 245 | .u0ch: |
5153 | IgorA | 246 | push dword 0 |
5415 | IgorA | 247 | fstp dword[esp-4] |
248 | sub esp,4 |
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249 | stdcall gl_M4_Rotate, ecx |
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250 | jmp .end_sw |
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5153 | IgorA | 251 | @@: |
252 | cmp edx,2 |
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5415 | IgorA | 253 | jne @f |
5153 | IgorA | 254 | fld dword[u1] |
5415 | IgorA | 255 | ftst |
256 | fstsw ax |
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5153 | IgorA | 257 | ffree st0 |
5415 | IgorA | 258 | fincstp |
259 | sahf |
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5153 | IgorA | 260 | jae .u1ch |
261 | fchs ;if (u1 < 0) angle *= -1 |
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5415 | IgorA | 262 | .u1ch: |
5153 | IgorA | 263 | push dword 1 |
5415 | IgorA | 264 | fstp dword[esp-4] |
265 | sub esp,4 |
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266 | stdcall gl_M4_Rotate, ecx |
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267 | jmp .end_sw |
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5153 | IgorA | 268 | @@: |
269 | cmp edx,1 |
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5415 | IgorA | 270 | jne @f |
5153 | IgorA | 271 | fld dword[u2] |
5415 | IgorA | 272 | ftst |
273 | fstsw ax |
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5153 | IgorA | 274 | ffree st0 |
5415 | IgorA | 275 | fincstp |
276 | sahf |
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5153 | IgorA | 277 | jae .u2ch |
278 | fchs ;if (u2 < 0) angle *= -1 |
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5415 | IgorA | 279 | .u2ch: |
5153 | IgorA | 280 | push dword 2 |
5415 | IgorA | 281 | fstp dword[esp-4] |
282 | sub esp,4 |
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283 | stdcall gl_M4_Rotate, ecx |
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284 | jmp .end_sw |
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5153 | IgorA | 285 | @@: ;default: |
286 | |||
287 | |||
288 | fld dword[u0] |
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289 | fmul st0,st0 |
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290 | fld dword[u1] |
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291 | fmul st0,st0 |
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292 | faddp |
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5415 | IgorA | 293 | fld dword[u2] |
5153 | IgorA | 294 | fmul st0,st0 |
295 | faddp |
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5415 | IgorA | 296 | ; fst dword[len] ;len = u0*u0+u1*u1+u2*u2 |
5153 | IgorA | 297 | ftst |
5415 | IgorA | 298 | fstsw ax |
5153 | IgorA | 299 | sahf |
300 | je .f2 ;if (len == 0.0f) return |
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5415 | IgorA | 301 | fsqrt |
5153 | IgorA | 302 | fld1 |
303 | fxch |
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5415 | IgorA | 304 | fdivp ;len = 1.0f / sqrt(len) |
305 | ; fst dword[len] |
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306 | fld dword[u0] |
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5153 | IgorA | 307 | fmul st0,st1 |
308 | fstp dword[u0] ;u0 *= len |
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309 | fld dword[u1] |
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310 | fmul st0,st1 |
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311 | fstp dword[u1] ;u1 *= len |
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312 | fld dword[u2] |
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313 | fmul st0,st1 |
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314 | fstp dword[u2] ;u2 *= len |
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315 | ;st0 = len, st1 = angle |
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5415 | IgorA | 316 | ffree st0 |
317 | fincstp |
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318 | |||
5153 | IgorA | 319 | |
320 | fcos |
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321 | fst dword[cost] ;cost=cos(angle) |
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322 | fld dword[angle] |
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323 | fsin |
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324 | fst dword[sint] ;sint=sin(angle) |
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325 | |||
326 | |||
327 | mov ebx,0.0 |
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328 | mov [ecx+3*16 ],ebx ;m[3][0] |
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329 | mov [ecx+3*16 +4],ebx ;m[3][1] |
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330 | mov [ecx+3*16 +8],ebx ;m[3][2] |
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331 | mov [ecx+ 12],ebx ;m[0][3] |
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332 | mov [ecx+ 16+12],ebx ;m[1][3] |
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333 | mov [ecx+2*16+12],ebx ;m[2][3] |
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334 | mov ebx,1.0 |
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335 | mov [ecx+3*16+12],ebx ;m[3][3] |
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336 | |||
337 | |||
338 | fld dword[u0] |
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5415 | IgorA | 339 | fmul st0,st0 |
340 | fld1 |
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341 | fsub st0,st1 |
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342 | fmul st0,st3 ;st0 = cost*(1-u0^2) |
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343 | faddp |
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344 | fstp dword[ecx] ;m[0][0] = u0*u0+cost*(1-u0*u0) |
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345 | |||
346 | |||
347 | fsub st0,st2 ;st0 = 1-cost |
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348 | |||
349 | |||
350 | fmul dword[u0] |
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351 | fmul dword[u1] |
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352 | fld dword[u2] |
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353 | fmul st0,st3 ;st0 = u2*sint |
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354 | fchs |
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355 | faddp |
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356 | fstp dword[ecx+16] ;m[1][0] = u0*u1*(1-cost)-u2*sint |
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357 | |||
358 | |||
359 | fmul dword[u0] |
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360 | fmul dword[u2] |
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361 | fld dword[u1] |
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362 | fmul st0,st3 ;st0 = u1*sint |
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363 | faddp |
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364 | fstp dword[ecx+32] ;m.m[2][0]=u[2]*u[0]*(1-cost)+u[1]*sint |
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365 | |||
366 | |||
367 | fmul dword[u0] |
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368 | fmul dword[u1] |
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369 | fld dword[u2] |
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370 | fmul st0,st3 ;st0 = u2*sint |
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371 | faddp |
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372 | fstp dword[ecx+4] ;m.m[0][1]=u[0]*u[1]*(1-cost)+u[2]*sint |
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373 | |||
374 | |||
375 | fmul st0,st0 |
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376 | fld1 |
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377 | fsub st0,st1 |
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378 | fmul st0,st4 ;st0 = cost*(1-u1^2) |
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379 | faddp |
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380 | fstp dword[ecx+20] ;m.m[1][1]=u[1]*u[1]+cost*(1-u[1]*u[1]) |
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381 | |||
382 | |||
383 | fmul dword[u1] |
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384 | fmul dword[u2] |
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385 | fld dword[u0] |
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386 | fmul st0,st3 ;st0 = u0*sint |
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387 | fchs |
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388 | faddp |
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389 | fstp dword[ecx+36] ;m.m[2][1]=u[1]*u[2]*(1-cost)-u[0]*sint |
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390 | |||
391 | |||
392 | fmul dword[u0] |
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393 | fmul dword[u2] |
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394 | fld dword[u1] |
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395 | fmul st0,st3 ;st0 = u1*sint |
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396 | fchs |
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397 | faddp |
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398 | fstp dword[ecx+8] ;m.m[0][2]=u[2]*u[0]*(1-cost)-u[1]*sint |
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399 | |||
400 | |||
401 | fmul dword[u1] |
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402 | fmul dword[u2] |
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403 | fld dword[u0] |
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404 | fmul st0,st3 ;st0 = u0*sint |
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405 | faddp |
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406 | fstp dword[ecx+24] ;m.m[1][2]=u[1]*u[2]*(1-cost)+u[0]*sint |
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407 | |||
408 | |||
409 | fincstp |
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410 | |||
411 | |||
412 | fmul st0,st0 |
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413 | fld1 |
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414 | fsub st0,st1 |
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415 | fmul st0,st3 ;st0 = cost*(1-u2^2) |
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416 | faddp |
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417 | fstp dword[ecx+40] ;m[2][2] = u2*u2+cost*(1-u2*u2) |
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418 | |||
419 | |||
420 | fincstp |
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421 | ffree st0 ;cost |
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422 | fincstp |
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423 | .end_sw: |
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5153 | IgorA | 424 | |
425 | |||
426 | mov ebx,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 427 | shl ebx,2 |
5153 | IgorA | 428 | add ebx,eax |
429 | stdcall gl_M4_MulLeft,dword[ebx+GLContext.matrix_stack_ptr],ecx |
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6523 | IgorA | 430 | gl_matrix_update eax,ebx |
5153 | IgorA | 431 | jmp .end_f |
5415 | IgorA | 432 | .f2: |
433 | ffree st0 ;len |
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434 | fincstp |
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435 | ffree st0 ;angle |
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436 | fincstp |
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437 | .end_f: |
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5153 | IgorA | 438 | ret |
439 | endp |
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440 | |||
441 | |||
442 | proc glopScale uses eax ebx ecx, context:dword, p:dword |
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443 | mov ecx,[p] |
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444 | |||
445 | |||
446 | mov ebx,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 447 | shl ebx,2 |
5153 | IgorA | 448 | add ebx,eax |
449 | mov ebx,[ebx+GLContext.matrix_stack_ptr] ;ebx = &m[0] |
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6523 | IgorA | 450 | |
5153 | IgorA | 451 | |
452 | fld dword[ecx+ 8] ;y |
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453 | fld dword[ecx+12] ;z |
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454 | mov ecx,4 |
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455 | @@: |
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456 | fld dword[ebx] ;m[0] |
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457 | fmul st0,st3 ;m[0] * x |
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458 | fstp dword[ebx] ;m[0] *= x |
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459 | fld dword[ebx+4] ;m[1] |
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460 | fmul st0,st2 ;m[1] * y |
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461 | fstp dword[ebx+4];m[1] *= y |
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462 | fld dword[ebx+8] ;m[2] |
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463 | fmul st0,st1 ;m[2] * z |
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464 | fstp dword[ebx+8];m[2] *= z |
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465 | add ebx,16 |
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466 | loop @b |
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467 | ffree st0 |
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5415 | IgorA | 468 | fincstp |
469 | ffree st0 |
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470 | fincstp |
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471 | ffree st0 |
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472 | fincstp |
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473 | |||
5153 | IgorA | 474 | |
475 | ret |
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476 | endp |
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477 | |||
478 | |||
479 | proc glopTranslate uses eax ebx ecx, context:dword, p:dword |
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480 | mov ecx,[p] |
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481 | |||
482 | |||
483 | mov ebx,[eax+GLContext.matrix_mode] |
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6523 | IgorA | 484 | shl ebx,2 |
5153 | IgorA | 485 | add ebx,eax |
486 | mov ebx,[ebx+GLContext.matrix_stack_ptr] ;ebx = &m[0] |
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6523 | IgorA | 487 | |
5153 | IgorA | 488 | |
489 | fld dword[ecx+ 8] ;y |
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490 | fld dword[ecx+12] ;z |
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491 | mov ecx,4 |
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492 | @@: |
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493 | fld dword[ebx] ;m[0] |
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494 | fmul st0,st3 ;m[0] * x |
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495 | fld dword[ebx+4] ;m[1] |
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496 | fmul st0,st3 ;m[1] * y |
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497 | faddp |
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5269 | IgorA | 498 | fld dword[ebx+8] ;m[2] |
5153 | IgorA | 499 | fmul st0,st2 ;m[2] * z |
5269 | IgorA | 500 | faddp |
5175 | IgorA | 501 | fadd dword[ebx+12] ;m[3] |
5153 | IgorA | 502 | fstp dword[ebx+12] ;m[3] = m[0] * x + m[1] * y + m[2] * z + m[3] |
503 | add ebx,16 |
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504 | loop @b |
||
505 | ffree st0 |
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5175 | IgorA | 506 | fincstp |
507 | ffree st0 |
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508 | fincstp |
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509 | ffree st0 |
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510 | fincstp |
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511 | |||
5153 | IgorA | 512 | |
513 | ret |
||
514 | endp |
||
515 | |||
516 | |||
517 | proc glopFrustum uses eax ebx ecx, context:dword, p:dword |
||
518 | locals |
||
519 | x dd ? |
||
520 | y dd ? |
||
521 | A dd ? |
||
522 | B dd ? |
||
523 | C dd ? |
||
524 | D dd ? |
||
525 | m M4 |
||
526 | endl |
||
527 | mov eax,[context] |
||
528 | mov ebx,[p] |
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529 | |||
530 | |||
531 | fsub dword[ebx+4] ;st0 = (right-left) |
||
532 | fld dword[ebx+20] ;st0 = near |
||
533 | fadd st0,st0 |
||
534 | fdiv st0,st1 |
||
535 | fstp dword[x] ;x = (2.0*near) / (right-left) |
||
536 | fld dword[ebx+16] |
||
537 | fsub dword[ebx+12] ;st0 = (top-bottom) |
||
538 | fld dword[ebx+20] ;st0 = near |
||
539 | fadd st0,st0 |
||
540 | fdiv st0,st1 |
||
541 | fstp dword[y] ;y = (2.0*near) / (top-bottom) |
||
542 | fld dword[ebx+8] |
||
543 | fadd dword[ebx+4] ;st0 = (right+left) |
||
544 | fdiv st0,st2 ;st2 = (right-left) |
||
545 | fstp dword[A] ;A = (right+left) / (right-left) |
||
546 | fld dword[ebx+16] |
||
547 | fadd dword[ebx+12] ;st0 = (top+bottom) |
||
548 | fdiv st0,st1 ;st1 = (top-bottom) |
||
549 | fstp dword[B] ;B = (top+bottom) / (top-bottom) |
||
550 | fld dword[ebx+24] |
||
551 | fsub dword[ebx+20] ;st0 = (farp-near) |
||
552 | fld dword[ebx+24] |
||
5418 | IgorA | 553 | fadd dword[ebx+20] |
554 | fchs ;st0 = -(farp+near) |
||
555 | fdiv st0,st1 |
||
5153 | IgorA | 556 | fstp dword[C] ;C = -(farp+near) / (farp-near) |
557 | fld dword[ebx+24] |
||
558 | fmul dword[ebx+20] ;st0 = farp*near |
||
559 | fadd st0,st0 |
||
560 | fchs ;st0 = -(2.0*farp*near) |
||
561 | fdiv st0,st1 |
||
562 | fstp dword[D] ;D = -(2.0*farp*near) / (farp-near) |
||
563 | ffree st0 |
||
5418 | IgorA | 564 | fincstp |
565 | ffree st0 |
||
566 | fincstp |
||
567 | ffree st0 |
||
568 | fincstp |
||
569 | |||
5153 | IgorA | 570 | |
571 | sub ecx,sizeof.M4 |
||
572 | |||
573 | |||
574 | mov dword[ecx],ebx |
||
575 | mov dword[ecx+4],0.0 |
||
576 | mov ebx,[A] |
||
577 | mov dword[ecx+8],ebx |
||
578 | mov dword[ecx+12],0.0 |
||
579 | mov dword[ecx+16],0.0 |
||
580 | mov ebx,[y] |
||
581 | mov dword[ecx+20],ebx |
||
582 | mov ebx,[B] |
||
583 | mov dword[ecx+24],ebx |
||
584 | mov dword[ecx+28],0.0 |
||
585 | mov dword[ecx+32],0.0 |
||
586 | mov dword[ecx+36],0.0 |
||
587 | mov ebx,[C] |
||
588 | mov dword[ecx+40],ebx |
||
589 | mov ebx,[D] |
||
590 | mov dword[ecx+44],ebx |
||
591 | mov dword[ecx+48],0.0 |
||
592 | mov dword[ecx+52],0.0 |
||
593 | mov dword[ecx+56],-1.0 |
||
594 | mov dword[ecx+60],0.0 |
||
595 | |||
596 | |||
6523 | IgorA | 597 | shl ebx,2 |
5153 | IgorA | 598 | add ebx,eax |
599 | stdcall gl_M4_MulLeft,dword[ebx+GLContext.matrix_stack_ptr],ecx |
||
6523 | IgorA | 600 | |
5153 | IgorA | 601 | |
602 | stdcall gl_print_matrix,ecx,4 |
||
603 | stdcall gl_print_matrix,dword[ebx+GLContext.matrix_stack_ptr],4 |
||
6523 | IgorA | 604 | end if |
5153 | IgorA | 605 | gl_matrix_update eax,ebx |
606 | ret |
||
607 | endp>>>1)><1)>2)><2)>> |
||
608 |