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Rev | Author | Line No. | Line |
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5153 | IgorA | 1 | include 'opengl_const.inc' |
2 | include 'zbuffer.inc' |
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3 | include 'zmath.inc' |
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4 | |||
6017 | IgorA | 5 | offs_X equ 0 |
6 | offs_Y equ 4 |
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7 | offs_Z equ 8 |
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8 | offs_W equ 12 |
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5153 | IgorA | 9 | |
10 | ;enum { OP_ ## a , ... } |
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5175 | IgorA | 11 | sum1 equ 0 |
5153 | IgorA | 12 | macro ADD_OP a,b,c |
13 | { |
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5175 | IgorA | 14 | OP_#a equ sum1 |
15 | sum1 equ (sum1+1) |
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5153 | IgorA | 16 | } |
17 | include 'opinfo.inc' |
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18 | |||
19 | |||
20 | ;initially # of allocated GLVertexes (will grow when necessary) |
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21 | POLYGON_MAX_VERTEX equ 16 |
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22 | |||
23 | ;Max # of specular light pow buffers |
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24 | MAX_SPECULAR_BUFFERS equ 8 |
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25 | ;# of entries in specular buffer |
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26 | SPECULAR_BUFFER_SIZE equ 1024 |
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27 | ;specular buffer granularity |
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28 | SPECULAR_BUFFER_RESOLUTION equ 1024 |
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29 | |||
30 | |||
31 | MAX_MODELVIEW_STACK_DEPTH equ 32 |
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32 | MAX_PROJECTION_STACK_DEPTH equ 8 |
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33 | MAX_TEXTURE_STACK_DEPTH equ 8 |
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34 | MAX_NAME_STACK_DEPTH equ 64 |
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35 | MAX_TEXTURE_LEVELS equ 11 |
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36 | MAX_LIGHTS equ 16 |
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37 | |||
38 | VERTEX_HASH_SIZE equ 1031 |
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39 | |||
40 | MAX_DISPLAY_LISTS equ 1024 |
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41 | OP_BUFFER_MAX_SIZE equ 512 |
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42 | |||
43 | TGL_OFFSET_FILL equ 0x1 |
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44 | TGL_OFFSET_LINE equ 0x2 |
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45 | TGL_OFFSET_POINT equ 0x4 |
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46 | |||
47 | struct GLSpecBuf |
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48 | shininess_i dd ? ;int |
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49 | last_used dd ? ;int |
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50 | buf rd SPECULAR_BUFFER_SIZE+1 ;float[SPECULAR_BUFFER_SIZE+1] |
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51 | next dd ? ;struct GLSpecBuf* |
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52 | ends |
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53 | |||
5256 | IgorA | 54 | offs_spec_shininess_i equ 0 |
55 | offs_spec_last_used equ 4 |
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56 | offs_spec_buf equ 8 |
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57 | offs_spec_next equ 8+4*(SPECULAR_BUFFER_SIZE+1) |
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58 | |||
5153 | IgorA | 59 | struct GLLight |
60 | ambient V4 |
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61 | diffuse V4 |
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62 | specular V4 |
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63 | position V4 |
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64 | spot_direction V3 |
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65 | spot_exponent dd ? ;float |
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66 | spot_cutoff dd ? ;float |
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67 | attenuation rd 3 ;float[3] |
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68 | ; precomputed values |
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69 | cos_spot_cutoff dd ? ;float |
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70 | norm_spot_direction V3 |
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71 | norm_position V3 |
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72 | ; we use a linked list to know which are the enabled lights |
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73 | enabled dd ? ;int |
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74 | next dd ? ;struct GLLight* |
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75 | prev dd ? ;struct GLLight* |
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76 | ends |
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77 | |||
78 | offs_ligh_ambient equ 0 ;V4 |
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79 | offs_ligh_diffuse equ 16 ;V4 |
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80 | offs_ligh_specular equ 32 ;V4 |
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81 | offs_ligh_position equ 48 ;V4 |
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82 | offs_ligh_spot_direction equ 64 ;V3 |
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83 | offs_ligh_spot_exponent equ 76 ;dd ? |
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84 | offs_ligh_spot_cutoff equ 80 ;dd ? |
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85 | offs_ligh_attenuation equ 84 ;rd 3 |
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86 | offs_ligh_cos_spot_cutoff equ 96 ;dd ? |
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87 | offs_ligh_norm_spot_direction equ 100 ;V3 |
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88 | offs_ligh_norm_position equ 112 ;V3 |
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89 | offs_ligh_enabled equ 124 ;dd ? |
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90 | offs_ligh_next equ 128 ;dd ? |
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91 | offs_ligh_prev equ 132 ;dd ? |
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92 | |||
93 | struct GLMaterial |
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94 | emission V4 |
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95 | ambient V4 |
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96 | diffuse V4 |
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97 | specular V4 |
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98 | shininess dd ? ;float |
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99 | |||
100 | ; computed values |
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101 | shininess_i dd ? ;int |
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102 | do_specular dd ? ;int |
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103 | ends |
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104 | |||
105 | offs_mate_emission equ 0 ;V4 |
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106 | offs_mate_ambient equ 16 ;V4 |
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107 | offs_mate_diffuse equ 32 ;V4 |
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108 | offs_mate_specular equ 48 ;V4 |
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109 | offs_mate_shininess equ 64 ;dd |
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110 | offs_mate_shininess_i equ 68 ;dd |
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111 | offs_mate_do_specular equ 72 ;dd |
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112 | |||
113 | struct GLViewport |
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114 | xmin dd ? ;int |
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115 | ymin dd ? ;int |
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116 | xsize dd ? ;int |
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117 | ysize dd ? ;int |
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118 | scale V3 |
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119 | trans V3 |
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120 | updated dd ? ;int |
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121 | ends |
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122 | |||
123 | offs_vpor_xmin equ 0 |
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124 | offs_vpor_ymin equ 4 |
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125 | offs_vpor_xsize equ 8 |
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126 | offs_vpor_ysize equ 12 |
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127 | offs_vpor_scale equ 16 |
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128 | offs_vpor_trans equ 28 |
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129 | offs_vpor_updated equ 40 |
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130 | |||
131 | struct GLParamBuffer |
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132 | ops rd OP_BUFFER_MAX_SIZE ;GLParam[OP_BUFFER_MAX_SIZE] |
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133 | next dd ? ;struct GLParamBuffer* |
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134 | ends |
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135 | |||
5171 | IgorA | 136 | offs_gpbu_ops equ 0 |
137 | offs_gpbu_next equ 4*OP_BUFFER_MAX_SIZE |
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138 | |||
5153 | IgorA | 139 | struct GLList |
140 | first_op_buffer dd ? ;GLParamBuffer* |
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5171 | IgorA | 141 | ; TODO: extensions for an hash table or a better allocating scheme |
5153 | IgorA | 142 | ends |
143 | |||
144 | struct GLVertex |
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145 | edge_flag dd ? ;int |
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146 | normal V3 |
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147 | coord V4 |
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148 | tex_coord V4 |
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149 | color V4 |
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150 | |||
151 | ; computed values |
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152 | ec V4 ; eye coordinates |
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153 | pc V4 ; coordinates in the normalized volume |
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154 | clip_code dd ? ;int ; clip code |
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155 | zp ZBufferPoint ; integer coordinates for the rasterization |
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156 | ends |
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157 | |||
158 | offs_vert_edge_flag equ 0 |
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159 | offs_vert_normal equ 4 |
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160 | offs_vert_coord equ 16 |
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161 | offs_vert_tex_coord equ 32 |
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162 | offs_vert_color equ 48 |
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163 | offs_vert_ec equ 64 |
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164 | offs_vert_pc equ 80 |
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165 | offs_vert_clip_code equ 96 |
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166 | offs_vert_zp equ 100 |
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167 | |||
168 | struct GLImage |
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169 | pixmap dd ? ;void* |
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170 | xsize dd ? ;int |
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171 | ysize dd ? ;int |
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172 | ends |
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173 | |||
174 | offs_imag_pixmap equ 0 |
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175 | |||
176 | ; textures |
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177 | |||
178 | TEXTURE_HASH_TABLE_SIZE equ 256 ;должно быть кратное 2, в коде берется остаток от деления (через and быстрее чем div) |
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179 | |||
180 | struct GLTexture |
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181 | images rb sizeof.GLImage * MAX_TEXTURE_LEVELS ;GLImage[MAX_TEXTURE_LEVELS] |
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182 | handle dd ? ;int |
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183 | next dd ? ;struct GLTexture* |
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184 | prev dd ? ;struct GLTexture* |
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185 | ends |
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186 | |||
187 | offs_text_images equ 0 |
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188 | offs_text_handle equ sizeof.GLImage*MAX_TEXTURE_LEVELS |
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189 | offs_text_next equ 4+offs_text_handle |
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190 | offs_text_prev equ 8+offs_text_handle |
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191 | |||
192 | ; shared state |
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193 | |||
194 | struct GLSharedState |
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195 | lists dd ? ;GLList** |
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196 | texture_hash_table dd ? ;GLTexture** |
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197 | ends |
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198 | |||
199 | |||
200 | ; display context |
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201 | |||
202 | struct GLContext |
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203 | ; Z buffer |
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204 | zb dd ? ;ZBuffer* |
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205 | |||
206 | ; lights |
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207 | lights rb sizeof.GLLight * MAX_LIGHTS ;GLLight[MAX_LIGHTS] |
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208 | first_light dd ? ;GLLight* |
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209 | ambient_light_model V4 |
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210 | local_light_model dd ? ;int |
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211 | lighting_enabled dd ? ;int |
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212 | light_model_two_side dd ? ;int |
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213 | |||
214 | ; materials |
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215 | materials rb sizeof.GLMaterial * 2 ;GLMaterial[2] |
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216 | color_material_enabled dd ? ;int |
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217 | current_color_material_mode dd ? ;int |
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218 | current_color_material_type dd ? ;int |
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219 | |||
220 | ; textures |
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221 | current_texture dd ? ;GLTexture* |
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222 | texture_2d_enabled dd ? ;int |
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223 | |||
224 | ; shared state |
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225 | shared_state GLSharedState |
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226 | |||
227 | ; current list |
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228 | current_op_buffer dd ? ;GLParamBuffer* |
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229 | current_op_buffer_index dd ? ;int |
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230 | exec_flag dd ? ;int |
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231 | compile_flag dd ? ;int |
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232 | print_flag dd ? ;int |
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233 | |||
234 | ; matrix |
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235 | |||
236 | matrix_mode dd ? ;int режим активного вида матрицы (один из 3-х: GL_MODELVIEW, GL_PROJECTION, GL_TEXTURE) |
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237 | matrix_stack rd 3 ;*M4[3] указатель на начало массива матриц |
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238 | matrix_stack_ptr rd 3 ;*M4[3] указатель на активную матрицу из массива |
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239 | matrix_stack_depth_max rd 3 ;int[3] максимальное число матриц в массивах matrix_stack |
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240 | |||
241 | matrix_model_view_inv M4 |
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242 | matrix_model_projection M4 |
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243 | matrix_model_projection_updated dd ? ;int |
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244 | matrix_model_projection_no_w_transform dd ? ;int |
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245 | apply_texture_matrix dd ? ;int |
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246 | |||
247 | ; viewport |
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248 | viewport GLViewport |
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249 | |||
250 | ; current state |
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251 | polygon_mode_back dd ? ;int |
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252 | polygon_mode_front dd ? ;int |
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253 | |||
254 | current_front_face dd ? ;int |
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255 | current_shade_model dd ? ;int |
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256 | current_cull_face dd ? ;int |
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257 | cull_face_enabled dd ? ;int |
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258 | normalize_enabled dd ? ;int |
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259 | draw_triangle_front dd ? ;gl_draw_triangle_func |
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260 | draw_triangle_back dd ? ;gl_draw_triangle_func |
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261 | |||
262 | ; selection |
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263 | render_mode dd ? ;int |
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264 | select_buffer dd ? ;unsigned int* |
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265 | select_size dd ? ;int |
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266 | select_ptr dd ? ;unsigned int* |
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267 | select_hit dd ? ;unsigned int* |
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268 | select_overflow dd ? ;int |
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269 | select_hits dd ? ;int |
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270 | |||
271 | ; names |
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272 | name_stack rd MAX_NAME_STACK_DEPTH ;unsigned int[MAX_NAME_STACK_DEPTH] |
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273 | name_stack_size dd ? ;int |
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274 | |||
275 | ; clear |
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276 | clear_depth dd ? ;float |
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277 | clear_color V4 |
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278 | |||
279 | ; current vertex state |
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280 | current_color V4 |
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281 | longcurrent_color rd 3 ;unsigned int[3] ;precomputed integer color |
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282 | current_normal V4 |
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283 | current_tex_coord V4 |
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284 | current_edge_flag dd ? ;int |
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285 | |||
286 | ; glBegin / glEnd |
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287 | in_begin dd ? ;int |
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288 | begin_type dd ? ;int |
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289 | vertex_n dd ? ;int |
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290 | vertex_cnt dd ? ;int |
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291 | vertex_max dd ? ;int |
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292 | vertex dd ? ;GLVertex* |
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293 | |||
294 | ; opengl 1.1 arrays |
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295 | vertex_array dd ? ;float* |
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296 | vertex_array_size dd ? ;int |
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297 | vertex_array_stride dd ? ;int |
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298 | normal_array dd ? ;float* |
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299 | normal_array_stride dd ? ;int |
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300 | color_array dd ? ;float* |
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301 | color_array_size dd ? ;int |
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302 | color_array_stride dd ? ;int |
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303 | texcoord_array dd ? ;float* |
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304 | texcoord_array_size dd ? ;int |
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305 | texcoord_array_stride dd ? ;int |
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306 | client_states dd ? ;int |
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307 | |||
308 | ; opengl 1.1 polygon offset |
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309 | offset_factor dd ? ;float |
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310 | offset_units dd ? ;float |
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311 | offset_states dd ? ;int |
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312 | |||
313 | ; specular buffer. could probably be shared between contexts, |
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314 | ; but that wouldn't be 100% thread safe |
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315 | specbuf_first dd ? ;GLSpecBuf* |
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316 | specbuf_used_counter dd ? ;int |
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317 | specbuf_num_buffers dd ? ;int |
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318 | |||
319 | ; opaque structure for user's use |
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320 | opaque dd ? ;void* |
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321 | ; resize viewport function |
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322 | gl_resize_viewport dd ? ;(struct GLContext *c,int *xsize,int *ysize) |
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323 | |||
324 | ; depth test |
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325 | depth_test dd ? ;int |
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326 | ends |
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327 | |||
328 | offs_cont_s0 equ (4 + sizeof.GLLight * MAX_LIGHTS) |
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329 | offs_cont_s1 equ (32 + offs_cont_s0 + sizeof.GLMaterial * 2) |
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330 | offs_cont_s2 equ (228 + offs_cont_s1 + sizeof.GLViewport) |
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331 | offs_cont_s3 equ (64 + offs_cont_s2 + MAX_NAME_STACK_DEPTH * 4) |
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332 | |||
333 | offs_cont_zb equ 0 ;ZBuffer* |
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334 | offs_cont_lights equ 4 ;GLLight[MAX_LIGHTS] |
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335 | offs_cont_first_light equ offs_cont_s0 ;GLLight* |
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336 | offs_cont_ambient_light_model equ 4+offs_cont_s0 ;V4 |
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337 | offs_cont_local_light_model equ 20+offs_cont_s0 ;int |
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338 | offs_cont_lighting_enabled equ 24+offs_cont_s0 ;int |
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339 | offs_cont_light_model_two_side equ 28+offs_cont_s0 ;int |
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340 | offs_cont_materials equ 32+offs_cont_s0 ;GLMaterial[2] |
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341 | offs_cont_color_material_enabled equ offs_cont_s1 ;int |
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342 | offs_cont_current_color_material_mode equ 4+offs_cont_s1 ;int |
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343 | offs_cont_current_color_material_type equ 8+offs_cont_s1 ;int |
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344 | offs_cont_current_texture equ 12+offs_cont_s1 ;GLTexture* |
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345 | offs_cont_texture_2d_enabled equ 16+offs_cont_s1 ;int |
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346 | offs_cont_shared_state equ 20+offs_cont_s1 ;GLSharedState |
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347 | offs_cont_current_op_buffer equ 28+offs_cont_s1 ;GLParamBuffer* |
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348 | offs_cont_current_op_buffer_index equ 32+offs_cont_s1 ;int |
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349 | offs_cont_exec_flag equ 36+offs_cont_s1 ;int |
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350 | offs_cont_compile_flag equ 40+offs_cont_s1 ;int |
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351 | offs_cont_print_flag equ 44+offs_cont_s1 ;int |
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352 | offs_cont_matrix_mode equ 48+offs_cont_s1 ;int |
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353 | offs_cont_matrix_stack equ 52+offs_cont_s1 ;*M4[3] |
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354 | offs_cont_matrix_stack_ptr equ 64+offs_cont_s1 ;*M4[3] |
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355 | offs_cont_matrix_stack_depth_max equ 76+offs_cont_s1 ;int[3] |
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356 | offs_cont_matrix_model_view_inv equ 88+offs_cont_s1 ;M4 |
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357 | offs_cont_matrix_model_projection equ 152+offs_cont_s1 ;M4 |
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358 | offs_cont_matrix_model_projection_updated equ 216+offs_cont_s1 ;int |
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359 | offs_cont_matrix_model_projection_no_w_transform equ 220+offs_cont_s1 ;int |
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360 | offs_cont_apply_texture_matrix equ 224+offs_cont_s1 ;int |
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361 | offs_cont_viewport equ 228+offs_cont_s1 ;GLViewport |
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362 | offs_cont_polygon_mode_back equ offs_cont_s2 ;int |
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363 | offs_cont_polygon_mode_front equ 4+offs_cont_s2 ;int |
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364 | offs_cont_current_front_face equ 8+offs_cont_s2 ;int |
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365 | offs_cont_current_shade_model equ 12+offs_cont_s2 ;int |
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366 | offs_cont_current_cull_face equ 16+offs_cont_s2 ;int |
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367 | offs_cont_cull_face_enabled equ 20+offs_cont_s2 ;int |
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368 | offs_cont_normalize_enabled equ 24+offs_cont_s2 ;int |
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369 | offs_cont_draw_triangle_front equ 28+offs_cont_s2 ;gl_draw_triangle_func |
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370 | offs_cont_draw_triangle_back equ 32+offs_cont_s2 ;gl_draw_triangle_func |
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371 | offs_cont_render_mode equ 36+offs_cont_s2 ;int |
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372 | offs_cont_select_buffer equ 40+offs_cont_s2 ;unsigned int* |
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373 | offs_cont_select_size equ 44+offs_cont_s2 ;int |
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374 | offs_cont_select_ptr equ 48+offs_cont_s2 ;unsigned int* |
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375 | offs_cont_select_hit equ 52+offs_cont_s2 ;unsigned int* |
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376 | offs_cont_select_overflow equ 56+offs_cont_s2 ;int |
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377 | offs_cont_select_hits equ 60+offs_cont_s2 ;int |
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378 | offs_cont_name_stack equ 64+offs_cont_s2 ;unsigned int[MAX_NAME_STACK_DEPTH] |
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379 | offs_cont_name_stack_size equ offs_cont_s3 ;int |
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380 | offs_cont_clear_depth equ 4+offs_cont_s3 ;float |
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381 | offs_cont_clear_color equ 8+offs_cont_s3 ;V4 |
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382 | offs_cont_current_color equ 24+offs_cont_s3 ;V4 |
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383 | offs_cont_longcurrent_color equ 40+offs_cont_s3 ;unsigned int[3] |
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384 | offs_cont_current_normal equ 52+offs_cont_s3 ;V4 |
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385 | offs_cont_current_tex_coord equ 68+offs_cont_s3 ;V4 |
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386 | offs_cont_current_edge_flag equ 84+offs_cont_s3 ;int |
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387 | offs_cont_in_begin equ 88+offs_cont_s3 ;int |
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388 | offs_cont_begin_type equ 92+offs_cont_s3 ;int |
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389 | offs_cont_vertex_n equ 96+offs_cont_s3 ;int |
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390 | offs_cont_vertex_cnt equ 100+offs_cont_s3 ;int |
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391 | offs_cont_vertex_max equ 104+offs_cont_s3 ;int |
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392 | offs_cont_vertex equ 108+offs_cont_s3 ;GLVertex* |
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393 | offs_cont_vertex_array equ 112+offs_cont_s3 ;float* |
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394 | offs_cont_vertex_array_size equ 116+offs_cont_s3 ;int |
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395 | offs_cont_vertex_array_stride equ 120+offs_cont_s3 ;int |
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396 | offs_cont_normal_array equ 124+offs_cont_s3 ;float* |
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397 | offs_cont_normal_array_stride equ 128+offs_cont_s3 ;int |
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398 | offs_cont_color_array equ 132+offs_cont_s3 ;float* |
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399 | offs_cont_color_array_size equ 136+offs_cont_s3 ;int |
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400 | offs_cont_color_array_stride equ 140+offs_cont_s3 ;int |
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401 | offs_cont_texcoord_array equ 144+offs_cont_s3 ;float* |
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402 | offs_cont_texcoord_array_size equ 148+offs_cont_s3 ;int |
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403 | offs_cont_texcoord_array_stride equ 152+offs_cont_s3 ;int |
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404 | offs_cont_client_states equ 156+offs_cont_s3 ;int |
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405 | offs_cont_offset_factor equ 160+offs_cont_s3 ;float |
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406 | offs_cont_offset_units equ 164+offs_cont_s3 ;float |
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407 | offs_cont_offset_states equ 168+offs_cont_s3 ;int |
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408 | offs_cont_specbuf_first equ 172+offs_cont_s3 ;GLSpecBuf* |
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409 | offs_cont_specbuf_used_counter equ 176+offs_cont_s3 ;int |
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410 | offs_cont_specbuf_num_buffers equ 180+offs_cont_s3 ;int |
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411 | offs_cont_opaque equ 184+offs_cont_s3 ;void* |
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412 | offs_cont_gl_resize_viewport equ 188+offs_cont_s3 ;(struct GLContext *c,int *xsize,int *ysize) |
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413 | offs_cont_depth_test equ 192+offs_cont_s3 ;int |
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414 | |||
415 | align 16 |
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416 | gl_ctx dd ? ;extern GLContext* |
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417 | |||
418 | align 16 |
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419 | proc gl_get_context |
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420 | mov eax,[gl_ctx] |
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421 | ret |
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422 | endp |
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423 | |||
424 | ; this clip epsilon is needed to avoid some rounding errors after |
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425 | ; several clipping stages |
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426 | |||
427 | CLIP_EPSILON dd 1.0e-5 |
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428 | |||
429 | align 4 |
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430 | proc gl_clipcode uses ebx, x:dword, y:dword, z:dword, w1:dword |
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431 | xor ebx,ebx |
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432 | |||
433 | fld1 |
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434 | fadd dword[CLIP_EPSILON] |
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435 | fmul dword[w1] |
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436 | |||
437 | fcom dword[x] |
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438 | fstsw ax |
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439 | sahf |
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440 | ja @f |
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441 | or ebx,2 |
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442 | @@: |
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443 | fcom dword[y] |
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444 | fstsw ax |
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445 | sahf |
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446 | ja @f |
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447 | or ebx,8 |
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448 | @@: |
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449 | fcom dword[z] |
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450 | fstsw ax |
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451 | sahf |
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452 | ja @f |
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453 | or ebx,32 |
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454 | @@: |
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455 | |||
456 | fchs |
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457 | fcom dword[x] |
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458 | fstsw ax |
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459 | sahf |
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460 | jbe @f |
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461 | or ebx,1 |
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462 | @@: |
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463 | fcom dword[y] |
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464 | fstsw ax |
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465 | sahf |
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466 | jbe @f |
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467 | or ebx,4 |
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468 | @@: |
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469 | fcom dword[z] |
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470 | fstsw ax |
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471 | sahf |
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472 | jbe @f |
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473 | or ebx,16 |
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474 | @@: |
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475 | |||
5208 | IgorA | 476 | ffree st0 |
477 | fincstp |
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478 | |||
5153 | IgorA | 479 | mov eax,ebx |
480 | if DEBUG ;gl_clipcode |
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481 | push edi |
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482 | mov ecx,80 |
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483 | lea edi,[buf_param] |
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484 | stdcall convert_int_to_str,ecx |
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485 | stdcall str_n_cat,edi,txt_nl,2 |
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486 | stdcall dbg_print,f_clipcode,buf_param |
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487 | pop edi |
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488 | end if |
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489 | ret |
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490 | endp |
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491 | |||
492 | ;input: |
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493 | ; rf,gf,bf - значения float |
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494 | ; ri,gi,bi - адреса куда будут записаны rf,gf,bf преобразованые в int |
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495 | align 4 |
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496 | proc RGBFtoRGBI uses eax, rf:dword,gf:dword,bf:dword, ri:dword,gi:dword,bi:dword |
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497 | locals |
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498 | s dd ? |
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499 | endl |
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500 | mov dword[s],(ZB_POINT_RED_MAX - ZB_POINT_RED_MIN) |
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501 | fild dword[s] |
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502 | fmul dword[rf] |
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503 | mov eax,[ri] |
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504 | fistp dword[eax] |
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505 | add dword[eax],ZB_POINT_RED_MIN |
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506 | |||
507 | mov dword[s],(ZB_POINT_GREEN_MAX - ZB_POINT_GREEN_MIN) |
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508 | fild dword[s] |
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509 | fmul dword[gf] |
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510 | mov eax,[gi] |
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511 | fistp dword[eax] |
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512 | add dword[eax],ZB_POINT_GREEN_MIN |
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513 | |||
514 | ;bi = (unsigned int) (bf * (ZB_POINT_BLUE_MAX - ZB_POINT_BLUE_MIN) + ZB_POINT_BLUE_MIN); |
||
515 | mov dword[s],(ZB_POINT_BLUE_MAX - ZB_POINT_BLUE_MIN) |
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516 | fild dword[s] |
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517 | fmul dword[bf] |
||
518 | mov eax,[bi] |
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519 | fistp dword[eax] |
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520 | add dword[eax],ZB_POINT_BLUE_MIN |
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521 | ret |
||
522 | endp |