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Rev | Author | Line No. | Line |
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2288 | clevermous | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; ;; |
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6 | ;; VESA20.INC ;; |
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7 | ;; ;; |
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8 | ;; Vesa 2.0 functions for MenuetOS ;; |
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9 | ;; ;; |
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10 | ;; Copyright 2002 Ville Turjanmaa ;; |
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11 | ;; Alexey, kgaz@crosswindws.net ;; |
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12 | ;; - Voodoo compatible graphics ;; |
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13 | ;; Juan M. Caravaca ;; |
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14 | ;; - Graphics optimimizations eg. drawline ;; |
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15 | ;; ;; |
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16 | ;; See file COPYING for details ;; |
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17 | ;; ;; |
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18 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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19 | |||
20 | $Revision: 2438 $ |
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21 | |||
22 | |||
23 | ; If you're planning to write your own video driver I suggest |
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24 | ; you replace the VESA12.INC file and see those instructions. |
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25 | |||
26 | ;Screen_Max_X equ 0xfe00 |
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27 | ;Screen_Max_Y equ 0xfe04 |
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28 | ;BytesPerScanLine equ 0xfe08 |
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29 | ;LFBAddress equ 0xfe80 |
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30 | ;ScreenBPP equ 0xfbf1 |
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31 | |||
32 | |||
33 | |||
2430 | mario79 | 34 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 35 | ; getpixel |
36 | ; |
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37 | ; in: |
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38 | ; eax = x coordinate |
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39 | ; ebx = y coordinate |
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40 | ; |
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41 | ; ret: |
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42 | ; ecx = 00 RR GG BB |
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2430 | mario79 | 43 | ;----------------------------------------------------------------------------- |
44 | align 4 |
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2288 | clevermous | 45 | getpixel: |
46 | push eax ebx edx edi |
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47 | call dword [GETPIXEL] |
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48 | pop edi edx ebx eax |
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49 | ret |
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2430 | mario79 | 50 | ;----------------------------------------------------------------------------- |
51 | align 4 |
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2288 | clevermous | 52 | Vesa20_getpixel24: |
53 | ; eax = x |
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54 | ; ebx = y |
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2430 | mario79 | 55 | ;-------------------------------------- |
56 | ; check mouse area for putpixel |
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57 | test ecx, 0x04000000 ; don't load to mouseunder area |
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58 | jnz .no_mouseunder |
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59 | call [_display.check_m_pixel] |
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60 | test ecx, ecx ;0xff000000 |
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61 | jnz @f |
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62 | .no_mouseunder: |
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63 | ;-------------------------------------- |
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2288 | clevermous | 64 | imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
65 | lea edi, [eax+eax*2]; edi = x*3 |
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66 | add edi, ebx ; edi = x*3+(y*y multiplier) |
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67 | mov ecx, [LFB_BASE+edi] |
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2430 | mario79 | 68 | ;-------------------------------------- |
69 | align 4 |
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70 | @@: |
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2288 | clevermous | 71 | and ecx, 0xffffff |
72 | ret |
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2430 | mario79 | 73 | ;----------------------------------------------------------------------------- |
74 | align 4 |
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2288 | clevermous | 75 | Vesa20_getpixel32: |
2430 | mario79 | 76 | ;-------------------------------------- |
77 | ; check mouse area for putpixel |
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78 | test ecx, 0x04000000 ; don't load to mouseunder area |
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79 | jnz .no_mouseunder |
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80 | call [_display.check_m_pixel] |
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81 | test ecx, ecx ;0xff000000 |
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82 | jnz @f |
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83 | .no_mouseunder: |
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84 | ;-------------------------------------- |
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2288 | clevermous | 85 | imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
86 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
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87 | mov ecx, [LFB_BASE+edi] |
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2430 | mario79 | 88 | ;-------------------------------------- |
89 | align 4 |
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90 | @@: |
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2288 | clevermous | 91 | and ecx, 0xffffff |
92 | ret |
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2430 | mario79 | 93 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 94 | virtual at esp |
95 | putimg: |
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96 | .real_sx dd ? |
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97 | .real_sy dd ? |
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98 | .image_sx dd ? |
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99 | .image_sy dd ? |
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100 | .image_cx dd ? |
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101 | .image_cy dd ? |
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102 | .pti dd ? |
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103 | .abs_cx dd ? |
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104 | .abs_cy dd ? |
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105 | .line_increment dd ? |
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106 | .winmap_newline dd ? |
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107 | .screen_newline dd ? |
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2430 | mario79 | 108 | .real_sx_and_abs_cx dd ? |
109 | .real_sy_and_abs_cy dd ? |
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110 | .stack_data = 4*14 |
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2288 | clevermous | 111 | .edi dd ? |
112 | .esi dd ? |
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113 | .ebp dd ? |
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114 | .esp dd ? |
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115 | .ebx dd ? |
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116 | .edx dd ? |
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117 | .ecx dd ? |
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118 | .eax dd ? |
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119 | .ret_addr dd ? |
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120 | .arg_0 dd ? |
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121 | end virtual |
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2430 | mario79 | 122 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 123 | align 16 |
124 | ; ebx = pointer |
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125 | ; ecx = size [x|y] |
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126 | ; edx = coordinates [x|y] |
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127 | ; ebp = pointer to 'get' function |
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128 | ; esi = pointer to 'init' function |
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129 | ; edi = parameter for 'get' function |
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130 | vesa20_putimage: |
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131 | pushad |
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132 | sub esp, putimg.stack_data |
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133 | ; save pointer to image |
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134 | mov [putimg.pti], ebx |
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135 | ; unpack the size |
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136 | mov eax, ecx |
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137 | and ecx, 0xFFFF |
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138 | shr eax, 16 |
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139 | mov [putimg.image_sx], eax |
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140 | mov [putimg.image_sy], ecx |
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141 | ; unpack the coordinates |
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142 | mov eax, edx |
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143 | and edx, 0xFFFF |
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144 | shr eax, 16 |
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145 | mov [putimg.image_cx], eax |
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146 | mov [putimg.image_cy], edx |
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147 | ; calculate absolute (i.e. screen) coordinates |
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148 | mov eax, [TASK_BASE] |
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149 | mov ebx, [eax-twdw + WDATA.box.left] |
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150 | add ebx, [putimg.image_cx] |
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151 | mov [putimg.abs_cx], ebx |
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152 | mov ebx, [eax-twdw + WDATA.box.top] |
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153 | add ebx, [putimg.image_cy] |
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154 | mov [putimg.abs_cy], ebx |
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155 | ; real_sx = MIN(wnd_sx-image_cx, image_sx); |
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156 | mov ebx, [eax-twdw + WDATA.box.width]; ebx = wnd_sx |
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157 | ; \begin{diamond}[20.08.2006] |
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158 | ; note that WDATA.box.width is one pixel less than real window x-size |
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159 | inc ebx |
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160 | ; \end{diamond}[20.08.2006] |
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161 | sub ebx, [putimg.image_cx] |
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162 | ja @f |
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163 | add esp, putimg.stack_data |
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164 | popad |
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165 | ret |
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2430 | mario79 | 166 | ;-------------------------------------- |
167 | align 4 |
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2288 | clevermous | 168 | @@: |
169 | cmp ebx, [putimg.image_sx] |
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170 | jbe .end_x |
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171 | mov ebx, [putimg.image_sx] |
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2430 | mario79 | 172 | ;-------------------------------------- |
173 | align 4 |
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2288 | clevermous | 174 | .end_x: |
175 | mov [putimg.real_sx], ebx |
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176 | ; init real_sy |
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177 | mov ebx, [eax-twdw + WDATA.box.height]; ebx = wnd_sy |
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178 | ; \begin{diamond}[20.08.2006] |
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179 | inc ebx |
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180 | ; \end{diamond}[20.08.2006] |
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181 | sub ebx, [putimg.image_cy] |
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182 | ja @f |
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183 | add esp, putimg.stack_data |
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184 | popad |
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185 | ret |
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2430 | mario79 | 186 | ;-------------------------------------- |
187 | align 4 |
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2288 | clevermous | 188 | @@: |
189 | cmp ebx, [putimg.image_sy] |
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190 | jbe .end_y |
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191 | mov ebx, [putimg.image_sy] |
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2430 | mario79 | 192 | ;-------------------------------------- |
193 | align 4 |
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2288 | clevermous | 194 | .end_y: |
195 | mov [putimg.real_sy], ebx |
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196 | ; line increment |
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197 | mov eax, [putimg.image_sx] |
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198 | mov ecx, [putimg.real_sx] |
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199 | sub eax, ecx |
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200 | ;; imul eax, [putimg.source_bpp] |
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201 | ; lea eax, [eax + eax * 2] |
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202 | call esi |
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203 | add eax, [putimg.arg_0] |
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204 | mov [putimg.line_increment], eax |
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205 | ; winmap new line increment |
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206 | mov eax, [Screen_Max_X] |
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207 | inc eax |
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208 | sub eax, [putimg.real_sx] |
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209 | mov [putimg.winmap_newline], eax |
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210 | ; screen new line increment |
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211 | mov eax, [BytesPerScanLine] |
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212 | movzx ebx, byte [ScreenBPP] |
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213 | shr ebx, 3 |
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214 | imul ecx, ebx |
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215 | sub eax, ecx |
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216 | mov [putimg.screen_newline], eax |
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217 | ; pointer to image |
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218 | mov esi, [putimg.pti] |
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219 | ; pointer to screen |
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220 | mov edx, [putimg.abs_cy] |
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221 | imul edx, [BytesPerScanLine] |
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222 | mov eax, [putimg.abs_cx] |
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223 | movzx ebx, byte [ScreenBPP] |
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224 | shr ebx, 3 |
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225 | imul eax, ebx |
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226 | add edx, eax |
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227 | ; pointer to pixel map |
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228 | mov eax, [putimg.abs_cy] |
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229 | imul eax, [Screen_Max_X] |
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230 | add eax, [putimg.abs_cy] |
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231 | add eax, [putimg.abs_cx] |
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232 | add eax, [_WinMapAddress] |
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233 | xchg eax, ebp |
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2430 | mario79 | 234 | ;-------------------------------------- |
235 | mov ecx, [putimg.real_sx] |
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236 | add ecx, [putimg.abs_cx] |
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237 | mov [putimg.real_sx_and_abs_cx], ecx |
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238 | mov ecx, [putimg.real_sy] |
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239 | add ecx, [putimg.abs_cy] |
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240 | mov [putimg.real_sy_and_abs_cy], ecx |
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241 | ;-------------------------------------- |
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2288 | clevermous | 242 | ; get process number |
243 | mov ebx, [CURRENT_TASK] |
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244 | cmp byte [ScreenBPP], 32 |
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245 | je put_image_end_32 |
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2435 | mario79 | 246 | ;-------------------------------------- |
247 | put_image_end_24: |
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2288 | clevermous | 248 | mov edi, [putimg.real_sy] |
2435 | mario79 | 249 | cmp [_display.select_cursor], 0 |
250 | jne put_image_end_24_new |
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2430 | mario79 | 251 | ;-------------------------------------- |
252 | align 4 |
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2288 | clevermous | 253 | .new_line: |
254 | mov ecx, [putimg.real_sx] |
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2430 | mario79 | 255 | ;-------------------------------------- |
256 | align 4 |
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2288 | clevermous | 257 | .new_x: |
258 | push [putimg.edi] |
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259 | mov eax, [putimg.ebp+4] |
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260 | call eax |
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261 | cmp [ebp], bl |
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262 | jne .skip |
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2430 | mario79 | 263 | ;-------------------------------------- |
264 | push ecx |
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265 | |||
266 | neg ecx |
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267 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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268 | shl ecx, 16 |
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269 | add ecx, [putimg.real_sy_and_abs_cy + 4] |
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270 | sub ecx, edi |
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271 | |||
272 | ; check mouse area for putpixel |
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2435 | mario79 | 273 | call check_mouse_area_for_putpixel |
2430 | mario79 | 274 | pop ecx |
275 | ; store to real LFB |
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2288 | clevermous | 276 | mov [LFB_BASE+edx], ax |
277 | shr eax, 16 |
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278 | mov [LFB_BASE+edx+2], al |
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2430 | mario79 | 279 | ;-------------------------------------- |
280 | align 4 |
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2288 | clevermous | 281 | .skip: |
282 | add edx, 3 |
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283 | inc ebp |
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284 | dec ecx |
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285 | jnz .new_x |
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2435 | mario79 | 286 | |
2288 | clevermous | 287 | add esi, [putimg.line_increment] |
288 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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289 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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2435 | mario79 | 290 | |
2288 | clevermous | 291 | cmp [putimg.ebp], putimage_get1bpp |
292 | jz .correct |
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293 | cmp [putimg.ebp], putimage_get2bpp |
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294 | jz .correct |
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295 | cmp [putimg.ebp], putimage_get4bpp |
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296 | jnz @f |
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2430 | mario79 | 297 | ;-------------------------------------- |
298 | align 4 |
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2288 | clevermous | 299 | .correct: |
300 | mov eax, [putimg.edi] |
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301 | mov byte [eax], 80h |
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2430 | mario79 | 302 | ;-------------------------------------- |
303 | align 4 |
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2288 | clevermous | 304 | @@: |
305 | dec edi |
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306 | jnz .new_line |
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2430 | mario79 | 307 | ;-------------------------------------- |
308 | align 4 |
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2288 | clevermous | 309 | .finish: |
310 | add esp, putimg.stack_data |
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311 | popad |
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312 | ret |
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2435 | mario79 | 313 | ;-------------------------------------- |
314 | align 4 |
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315 | put_image_end_24_new: |
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316 | ;-------------------------------------- |
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317 | align 4 |
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318 | .new_line: |
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319 | mov ecx, [putimg.real_sx] |
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320 | ;-------------------------------------- |
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321 | align 4 |
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322 | .new_x: |
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323 | push [putimg.edi] |
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324 | mov eax, [putimg.ebp+4] |
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325 | call eax |
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326 | cmp [ebp], bl |
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327 | jne .skip |
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328 | ;-------------------------------------- |
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329 | push ecx |
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330 | mov ecx, [putimg.real_sy_and_abs_cy + 4] |
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331 | sub ecx, edi |
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332 | ;-------------------------------------- |
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333 | ; check for Y |
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334 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
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335 | jb .no_mouse_area |
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336 | |||
337 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
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338 | jae .no_mouse_area |
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339 | |||
340 | rol ecx, 16 |
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341 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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342 | sub ecx, [esp] |
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343 | ;-------------------------------------- |
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344 | ; check for X |
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345 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
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346 | jb .no_mouse_area |
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347 | |||
348 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
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349 | jae .no_mouse_area |
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350 | ;-------------------------------------- |
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351 | ; check mouse area for putpixel |
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352 | call check_mouse_area_for_putpixel_new.1 |
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353 | ;-------------------------------------- |
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354 | align 4 |
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355 | .no_mouse_area: |
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356 | pop ecx |
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357 | ; store to real LFB |
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358 | mov [LFB_BASE+edx], ax |
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359 | shr eax, 16 |
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360 | mov [LFB_BASE+edx+2], al |
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361 | ;-------------------------------------- |
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362 | align 4 |
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363 | .skip: |
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364 | add edx, 3 |
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365 | inc ebp |
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366 | dec ecx |
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367 | jnz .new_x |
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368 | |||
369 | add esi, [putimg.line_increment] |
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370 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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371 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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372 | |||
373 | cmp [putimg.ebp], putimage_get1bpp |
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374 | jz .correct |
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375 | cmp [putimg.ebp], putimage_get2bpp |
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376 | jz .correct |
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377 | cmp [putimg.ebp], putimage_get4bpp |
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378 | jnz @f |
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379 | ;-------------------------------------- |
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380 | align 4 |
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381 | .correct: |
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382 | mov eax, [putimg.edi] |
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383 | mov byte [eax], 80h |
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384 | ;-------------------------------------- |
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385 | align 4 |
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386 | @@: |
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387 | dec edi |
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388 | jnz .new_line |
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389 | jmp put_image_end_24.finish |
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2430 | mario79 | 390 | ;------------------------------------------------------------------------------ |
391 | align 4 |
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2288 | clevermous | 392 | put_image_end_32: |
393 | mov edi, [putimg.real_sy] |
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2435 | mario79 | 394 | cmp [_display.select_cursor], 0 |
395 | jne put_image_end_32_new |
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2430 | mario79 | 396 | ;-------------------------------------- |
397 | align 4 |
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2288 | clevermous | 398 | .new_line: |
399 | mov ecx, [putimg.real_sx] |
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2430 | mario79 | 400 | ;-------------------------------------- |
401 | align 4 |
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2288 | clevermous | 402 | .new_x: |
403 | push [putimg.edi] |
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404 | mov eax, [putimg.ebp+4] |
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405 | call eax |
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406 | cmp [ebp], bl |
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407 | jne .skip |
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2430 | mario79 | 408 | ;-------------------------------------- |
409 | push ecx |
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410 | |||
411 | neg ecx |
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412 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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413 | shl ecx, 16 |
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414 | add ecx, [putimg.real_sy_and_abs_cy + 4] |
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415 | sub ecx, edi |
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416 | |||
417 | ; check mouse area for putpixel |
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2435 | mario79 | 418 | call check_mouse_area_for_putpixel |
2430 | mario79 | 419 | pop ecx |
420 | ; store to real LFB |
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2288 | clevermous | 421 | mov [LFB_BASE+edx], eax |
2430 | mario79 | 422 | ;-------------------------------------- |
423 | align 4 |
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2288 | clevermous | 424 | .skip: |
425 | add edx, 4 |
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426 | inc ebp |
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427 | dec ecx |
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428 | jnz .new_x |
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2435 | mario79 | 429 | |
2288 | clevermous | 430 | add esi, [putimg.line_increment] |
431 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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432 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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2435 | mario79 | 433 | |
2288 | clevermous | 434 | cmp [putimg.ebp], putimage_get1bpp |
435 | jz .correct |
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436 | cmp [putimg.ebp], putimage_get2bpp |
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437 | jz .correct |
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438 | cmp [putimg.ebp], putimage_get4bpp |
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439 | jnz @f |
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2430 | mario79 | 440 | ;-------------------------------------- |
441 | align 4 |
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2288 | clevermous | 442 | .correct: |
443 | mov eax, [putimg.edi] |
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444 | mov byte [eax], 80h |
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2430 | mario79 | 445 | ;-------------------------------------- |
446 | align 4 |
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2288 | clevermous | 447 | @@: |
448 | dec edi |
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449 | jnz .new_line |
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2430 | mario79 | 450 | ;-------------------------------------- |
451 | align 4 |
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2288 | clevermous | 452 | .finish: |
453 | add esp, putimg.stack_data |
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454 | popad |
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2436 | mario79 | 455 | cmp [SCR_MODE], dword 0x12 |
456 | jne @f |
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2288 | clevermous | 457 | call VGA__putimage |
2436 | mario79 | 458 | ;-------------------------------------- |
459 | align 4 |
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460 | @@: |
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2288 | clevermous | 461 | mov [EGA_counter], 1 |
462 | ret |
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2435 | mario79 | 463 | ;-------------------------------------- |
464 | align 4 |
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465 | put_image_end_32_new: |
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466 | ;-------------------------------------- |
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467 | align 4 |
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468 | .new_line: |
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469 | mov ecx, [putimg.real_sx] |
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470 | ;-------------------------------------- |
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471 | align 4 |
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472 | .new_x: |
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473 | push [putimg.edi] |
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474 | mov eax, [putimg.ebp+4] |
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475 | call eax |
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476 | cmp [ebp], bl |
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477 | jne .skip |
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478 | ;-------------------------------------- |
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479 | push ecx |
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480 | mov ecx, [putimg.real_sy_and_abs_cy + 4] |
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481 | sub ecx, edi |
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482 | ;-------------------------------------- |
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483 | ; check for Y |
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484 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
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485 | jb .no_mouse_area |
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486 | |||
487 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
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488 | jae .no_mouse_area |
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489 | |||
490 | rol ecx, 16 |
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491 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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492 | sub ecx, [esp] |
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493 | ;-------------------------------------- |
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494 | ; check for X |
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495 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
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496 | jb .no_mouse_area |
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497 | |||
498 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
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499 | jae .no_mouse_area |
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500 | ;-------------------------------------- |
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501 | ; check mouse area for putpixel |
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502 | call check_mouse_area_for_putpixel_new.1 |
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503 | ;-------------------------------------- |
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504 | align 4 |
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505 | .no_mouse_area: |
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506 | pop ecx |
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507 | ; store to real LFB |
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508 | mov [LFB_BASE+edx], eax |
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509 | ;-------------------------------------- |
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510 | align 4 |
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511 | .skip: |
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512 | add edx, 4 |
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513 | inc ebp |
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514 | dec ecx |
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515 | jnz .new_x |
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516 | |||
517 | add esi, [putimg.line_increment] |
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518 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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519 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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520 | |||
521 | cmp [putimg.ebp], putimage_get1bpp |
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522 | jz .correct |
||
523 | cmp [putimg.ebp], putimage_get2bpp |
||
524 | jz .correct |
||
525 | cmp [putimg.ebp], putimage_get4bpp |
||
526 | jnz @f |
||
527 | ;-------------------------------------- |
||
528 | align 4 |
||
529 | .correct: |
||
530 | mov eax, [putimg.edi] |
||
531 | mov byte [eax], 80h |
||
532 | ;-------------------------------------- |
||
533 | align 4 |
||
534 | @@: |
||
535 | dec edi |
||
536 | jnz .new_line |
||
537 | jmp put_image_end_32.finish |
||
2430 | mario79 | 538 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 539 | align 4 |
540 | __sys_putpixel: |
||
541 | |||
542 | ; eax = x coordinate |
||
543 | ; ebx = y coordinate |
||
544 | ; ecx = ?? RR GG BB ; 0x01000000 negation |
||
2423 | mario79 | 545 | ; 0x02000000 used for draw_rectangle without top line |
546 | ; for example drawwindow_III and drawwindow_IV |
||
2288 | clevermous | 547 | ; edi = 0x00000001 force |
548 | |||
549 | ;;; mov [novesachecksum], dword 0 |
||
550 | pushad |
||
551 | cmp [Screen_Max_X], eax |
||
552 | jb .exit |
||
553 | cmp [Screen_Max_Y], ebx |
||
554 | jb .exit |
||
555 | test edi, 1 ; force ? |
||
556 | jnz .forced |
||
557 | |||
558 | ; not forced: |
||
2438 | mario79 | 559 | mov edx, [d_width_calc_area + ebx*4] |
560 | add edx, [_WinMapAddress] |
||
2288 | clevermous | 561 | movzx edx, byte [eax+edx] |
562 | cmp edx, [CURRENT_TASK] |
||
563 | jne .exit |
||
2430 | mario79 | 564 | ;-------------------------------------- |
565 | align 4 |
||
2288 | clevermous | 566 | .forced: |
567 | ; check if negation |
||
568 | test ecx, 0x01000000 |
||
569 | jz .noneg |
||
2430 | mario79 | 570 | |
2288 | clevermous | 571 | call getpixel |
572 | not ecx |
||
2430 | mario79 | 573 | |
574 | rol ecx, 8 |
||
575 | mov cl, [esp+32-8+3] |
||
576 | ror ecx, 8 |
||
2288 | clevermous | 577 | mov [esp+32-8], ecx |
2430 | mario79 | 578 | ;-------------------------------------- |
579 | align 4 |
||
2288 | clevermous | 580 | .noneg: |
581 | ; OK to set pixel |
||
582 | call dword [PUTPIXEL]; call the real put_pixel function |
||
2430 | mario79 | 583 | ;-------------------------------------- |
584 | align 4 |
||
2288 | clevermous | 585 | .exit: |
586 | popad |
||
587 | ret |
||
2430 | mario79 | 588 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 589 | align 4 |
590 | Vesa20_putpixel24: |
||
591 | ; eax = x |
||
592 | ; ebx = y |
||
2430 | mario79 | 593 | mov ecx, eax |
594 | shl ecx, 16 |
||
595 | mov cx, bx |
||
596 | |||
2288 | clevermous | 597 | imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
598 | lea edi, [eax+eax*2]; edi = x*3 |
||
599 | mov eax, [esp+32-8+4] |
||
2430 | mario79 | 600 | ;-------------------------------------- |
601 | ; check mouse area for putpixel |
||
602 | test eax, 0x04000000 |
||
603 | jnz @f |
||
2436 | mario79 | 604 | call check_mouse_area_for_putpixel |
2430 | mario79 | 605 | ;-------------------------------------- |
606 | align 4 |
||
607 | @@: |
||
608 | ; store to real LFB |
||
2288 | clevermous | 609 | mov [LFB_BASE+ebx+edi], ax |
610 | shr eax, 16 |
||
611 | mov [LFB_BASE+ebx+edi+2], al |
||
2436 | mario79 | 612 | ret |
613 | ;----------------------------------------------------------------------------- |
||
614 | align 4 |
||
615 | Vesa20_putpixel24_new: |
||
616 | ; eax = x |
||
617 | ; ebx = y |
||
618 | mov ecx, eax |
||
619 | shl ecx, 16 |
||
620 | mov cx, bx |
||
621 | |||
622 | imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
||
623 | lea edi, [eax+eax*2]; edi = x*3 |
||
624 | mov eax, [esp+32-8+4] |
||
2430 | mario79 | 625 | ;-------------------------------------- |
2436 | mario79 | 626 | ; check mouse area for putpixel |
627 | test eax, 0x04000000 |
||
628 | jnz @f |
||
629 | ;-------------------------------------- |
||
630 | ; check for Y |
||
631 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
632 | jb @f |
||
633 | |||
634 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
635 | jae @f |
||
636 | |||
637 | rol ecx, 16 |
||
638 | ;-------------------------------------- |
||
639 | ; check for X |
||
640 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
641 | jb @f |
||
642 | |||
643 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
644 | jae @f |
||
645 | |||
646 | call check_mouse_area_for_putpixel_new.1 |
||
647 | ;-------------------------------------- |
||
648 | align 4 |
||
649 | @@: |
||
650 | ; store to real LFB |
||
651 | mov [LFB_BASE+ebx+edi], ax |
||
652 | shr eax, 16 |
||
653 | mov [LFB_BASE+ebx+edi+2], al |
||
2288 | clevermous | 654 | ret |
2430 | mario79 | 655 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 656 | align 4 |
657 | Vesa20_putpixel32: |
||
658 | ; eax = x |
||
659 | ; ebx = y |
||
2430 | mario79 | 660 | mov ecx, eax |
661 | shl ecx, 16 |
||
662 | mov cx, bx |
||
663 | |||
2288 | clevermous | 664 | imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
665 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
||
666 | mov eax, [esp+32-8+4]; eax = color |
||
2430 | mario79 | 667 | ;-------------------------------------- |
668 | ; check mouse area for putpixel |
||
669 | test eax, 0x04000000 |
||
670 | jnz @f |
||
2436 | mario79 | 671 | call check_mouse_area_for_putpixel |
2430 | mario79 | 672 | ;-------------------------------------- |
673 | align 4 |
||
674 | @@: |
||
675 | and eax, 0xffffff |
||
676 | ; store to real LFB |
||
2288 | clevermous | 677 | mov [LFB_BASE+edi], eax |
2436 | mario79 | 678 | ret |
679 | ;----------------------------------------------------------------------------- |
||
680 | align 4 |
||
681 | Vesa20_putpixel32_new: |
||
682 | ; eax = x |
||
683 | ; ebx = y |
||
684 | mov ecx, eax |
||
685 | shl ecx, 16 |
||
686 | mov cx, bx |
||
687 | |||
688 | imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
||
689 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
||
690 | mov eax, [esp+32-8+4]; eax = color |
||
2430 | mario79 | 691 | ;-------------------------------------- |
2436 | mario79 | 692 | ; check mouse area for putpixel |
693 | test eax, 0x04000000 |
||
694 | jnz @f |
||
695 | ;-------------------------------------- |
||
696 | ; check for Y |
||
697 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
698 | jb @f |
||
699 | |||
700 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
701 | jae @f |
||
702 | |||
703 | rol ecx, 16 |
||
704 | ;-------------------------------------- |
||
705 | ; check for X |
||
706 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
707 | jb @f |
||
708 | |||
709 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
710 | jae @f |
||
711 | |||
712 | call check_mouse_area_for_putpixel_new.1 |
||
713 | ;-------------------------------------- |
||
714 | align 4 |
||
715 | @@: |
||
716 | and eax, 0xffffff |
||
717 | ; store to real LFB |
||
718 | mov [LFB_BASE+edi], eax |
||
2288 | clevermous | 719 | ret |
2430 | mario79 | 720 | ;----------------------------------------------------------------------------- |
721 | align 4 |
||
2288 | clevermous | 722 | calculate_edi: |
723 | mov edi, ebx |
||
724 | imul edi, [Screen_Max_X] |
||
725 | add edi, ebx |
||
726 | add edi, eax |
||
727 | ret |
||
2430 | mario79 | 728 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 729 | ; DRAWLINE |
2430 | mario79 | 730 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 731 | align 4 |
732 | __sys_draw_line: |
||
733 | ; draw a line |
||
734 | ; eax = HIWORD = x1 |
||
735 | ; LOWORD = x2 |
||
736 | ; ebx = HIWORD = y1 |
||
737 | ; LOWORD = y2 |
||
738 | ; ecx = color |
||
739 | ; edi = force ? |
||
740 | pusha |
||
741 | |||
742 | dl_x1 equ esp+20 |
||
743 | dl_y1 equ esp+16 |
||
744 | dl_x2 equ esp+12 |
||
745 | dl_y2 equ esp+8 |
||
746 | dl_dx equ esp+4 |
||
747 | dl_dy equ esp+0 |
||
748 | |||
749 | xor edx, edx ; clear edx |
||
750 | xor esi, esi ; unpack arguments |
||
751 | xor ebp, ebp |
||
752 | mov si, ax ; esi = x2 |
||
753 | mov bp, bx ; ebp = y2 |
||
754 | shr eax, 16 ; eax = x1 |
||
755 | shr ebx, 16 ; ebx = y1 |
||
756 | push eax ; save x1 |
||
757 | push ebx ; save y1 |
||
758 | push esi ; save x2 |
||
759 | push ebp ; save y2 |
||
760 | ; checking x-axis... |
||
761 | sub esi, eax ; esi = x2-x1 |
||
762 | push esi ; save y2-y1 |
||
763 | jl .x2lx1 ; is x2 less than x1 ? |
||
764 | jg .no_vline ; x1 > x2 ? |
||
765 | mov edx, ebp ; else (if x1=x2) |
||
766 | call vline |
||
767 | push edx ; necessary to rightly restore stack frame at .exit |
||
768 | jmp .exit |
||
2430 | mario79 | 769 | ;-------------------------------------- |
770 | align 4 |
||
2288 | clevermous | 771 | .x2lx1: |
772 | neg esi ; get esi absolute value |
||
2430 | mario79 | 773 | ;-------------------------------------- |
774 | align 4 |
||
2288 | clevermous | 775 | .no_vline: |
776 | ; checking y-axis... |
||
777 | sub ebp, ebx ; ebp = y2-y1 |
||
778 | push ebp ; save y2-y1 |
||
779 | jl .y2ly1 ; is y2 less than y1 ? |
||
780 | jg .no_hline ; y1 > y2 ? |
||
781 | mov edx, [dl_x2]; else (if y1=y2) |
||
782 | call hline |
||
783 | jmp .exit |
||
2430 | mario79 | 784 | ;-------------------------------------- |
785 | align 4 |
||
2288 | clevermous | 786 | .y2ly1: |
787 | neg ebp ; get ebp absolute value |
||
2430 | mario79 | 788 | ;-------------------------------------- |
789 | align 4 |
||
2288 | clevermous | 790 | .no_hline: |
791 | cmp ebp, esi |
||
792 | jle .x_rules ; |y2-y1| < |x2-x1| ? |
||
793 | cmp [dl_y2], ebx; make sure y1 is at the begining |
||
794 | jge .no_reverse1 |
||
795 | neg dword [dl_dx] |
||
796 | mov edx, [dl_x2] |
||
797 | mov [dl_x2], eax |
||
798 | mov [dl_x1], edx |
||
799 | mov edx, [dl_y2] |
||
800 | mov [dl_y2], ebx |
||
801 | mov [dl_y1], edx |
||
2430 | mario79 | 802 | ;-------------------------------------- |
803 | align 4 |
||
2288 | clevermous | 804 | .no_reverse1: |
805 | mov eax, [dl_dx] |
||
806 | cdq ; extend eax sing to edx |
||
807 | shl eax, 16 ; using 16bit fix-point maths |
||
808 | idiv ebp ; eax = ((x2-x1)*65536)/(y2-y1) |
||
2353 | mario79 | 809 | ;-------------------------------------- |
810 | ; correction for the remainder of the division |
||
811 | shl edx, 1 |
||
812 | cmp ebp, edx |
||
813 | jb @f |
||
814 | inc eax |
||
2430 | mario79 | 815 | ;-------------------------------------- |
816 | align 4 |
||
2353 | mario79 | 817 | @@: |
818 | ;-------------------------------------- |
||
2288 | clevermous | 819 | mov edx, ebp ; edx = counter (number of pixels to draw) |
820 | mov ebp, 1 *65536; <<16 ; ebp = dy = 1.0 |
||
821 | mov esi, eax ; esi = dx |
||
822 | jmp .y_rules |
||
2430 | mario79 | 823 | ;-------------------------------------- |
824 | align 4 |
||
2288 | clevermous | 825 | .x_rules: |
826 | cmp [dl_x2], eax ; make sure x1 is at the begining |
||
827 | jge .no_reverse2 |
||
828 | neg dword [dl_dy] |
||
829 | mov edx, [dl_x2] |
||
830 | mov [dl_x2], eax |
||
831 | mov [dl_x1], edx |
||
832 | mov edx, [dl_y2] |
||
833 | mov [dl_y2], ebx |
||
834 | mov [dl_y1], edx |
||
2430 | mario79 | 835 | ;-------------------------------------- |
836 | align 4 |
||
2288 | clevermous | 837 | .no_reverse2: |
838 | xor edx, edx |
||
839 | mov eax, [dl_dy] |
||
840 | cdq ; extend eax sing to edx |
||
841 | shl eax, 16 ; using 16bit fix-point maths |
||
842 | idiv esi ; eax = ((y2-y1)*65536)/(x2-x1) |
||
2353 | mario79 | 843 | ;-------------------------------------- |
844 | ; correction for the remainder of the division |
||
845 | shl edx, 1 |
||
846 | cmp esi, edx |
||
847 | jb @f |
||
848 | inc eax |
||
2430 | mario79 | 849 | ;-------------------------------------- |
850 | align 4 |
||
2353 | mario79 | 851 | @@: |
852 | ;-------------------------------------- |
||
2288 | clevermous | 853 | mov edx, esi ; edx = counter (number of pixels to draw) |
854 | mov esi, 1 *65536;<< 16 ; esi = dx = 1.0 |
||
855 | mov ebp, eax ; ebp = dy |
||
2430 | mario79 | 856 | ;-------------------------------------- |
857 | align 4 |
||
2288 | clevermous | 858 | .y_rules: |
859 | mov eax, [dl_x1] |
||
860 | mov ebx, [dl_y1] |
||
861 | shl eax, 16 |
||
862 | shl ebx, 16 |
||
2353 | mario79 | 863 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 864 | align 4 |
865 | .draw: |
||
866 | push eax ebx |
||
2353 | mario79 | 867 | ;-------------------------------------- |
868 | ; correction for the remainder of the division |
||
869 | test ah, 0x80 |
||
870 | jz @f |
||
871 | add eax, 1 shl 16 |
||
2430 | mario79 | 872 | ;-------------------------------------- |
873 | align 4 |
||
2353 | mario79 | 874 | @@: |
875 | ;-------------------------------------- |
||
2288 | clevermous | 876 | shr eax, 16 |
2353 | mario79 | 877 | ;-------------------------------------- |
878 | ; correction for the remainder of the division |
||
879 | test bh, 0x80 |
||
880 | jz @f |
||
881 | add ebx, 1 shl 16 |
||
2430 | mario79 | 882 | ;-------------------------------------- |
883 | align 4 |
||
2353 | mario79 | 884 | @@: |
885 | ;-------------------------------------- |
||
2288 | clevermous | 886 | shr ebx, 16 |
2430 | mario79 | 887 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 888 | call [putpixel] |
889 | pop ebx eax |
||
890 | add ebx, ebp ; y = y+dy |
||
891 | add eax, esi ; x = x+dx |
||
892 | dec edx |
||
893 | jnz .draw |
||
894 | ; force last drawn pixel to be at (x2,y2) |
||
895 | mov eax, [dl_x2] |
||
896 | mov ebx, [dl_y2] |
||
2430 | mario79 | 897 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 898 | call [putpixel] |
2430 | mario79 | 899 | ;-------------------------------------- |
900 | align 4 |
||
2288 | clevermous | 901 | .exit: |
902 | add esp, 6*4 |
||
903 | popa |
||
2430 | mario79 | 904 | ; call [draw_pointer] |
2288 | clevermous | 905 | ret |
2430 | mario79 | 906 | ;------------------------------------------------------------------------------ |
907 | align 4 |
||
2288 | clevermous | 908 | hline: |
909 | ; draw an horizontal line |
||
910 | ; eax = x1 |
||
911 | ; edx = x2 |
||
912 | ; ebx = y |
||
913 | ; ecx = color |
||
914 | ; edi = force ? |
||
915 | push eax edx |
||
916 | cmp edx, eax ; make sure x2 is above x1 |
||
917 | jge @f |
||
918 | xchg eax, edx |
||
2430 | mario79 | 919 | ;-------------------------------------- |
920 | align 4 |
||
2288 | clevermous | 921 | @@: |
2430 | mario79 | 922 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 923 | call [putpixel] |
924 | inc eax |
||
925 | cmp eax, edx |
||
926 | jle @b |
||
927 | pop edx eax |
||
928 | ret |
||
2430 | mario79 | 929 | ;------------------------------------------------------------------------------ |
930 | align 4 |
||
2288 | clevermous | 931 | vline: |
932 | ; draw a vertical line |
||
933 | ; eax = x |
||
934 | ; ebx = y1 |
||
935 | ; edx = y2 |
||
936 | ; ecx = color |
||
937 | ; edi = force ? |
||
938 | push ebx edx |
||
939 | cmp edx, ebx ; make sure y2 is above y1 |
||
940 | jge @f |
||
941 | xchg ebx, edx |
||
2430 | mario79 | 942 | ;-------------------------------------- |
943 | align 4 |
||
2288 | clevermous | 944 | @@: |
2430 | mario79 | 945 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 946 | call [putpixel] |
947 | inc ebx |
||
948 | cmp ebx, edx |
||
949 | jle @b |
||
950 | pop edx ebx |
||
951 | ret |
||
2430 | mario79 | 952 | ;------------------------------------------------------------------------------ |
953 | align 4 |
||
2288 | clevermous | 954 | virtual at esp |
955 | drbar: |
||
956 | .bar_sx dd ? |
||
957 | .bar_sy dd ? |
||
958 | .bar_cx dd ? |
||
959 | .bar_cy dd ? |
||
960 | .abs_cx dd ? |
||
961 | .abs_cy dd ? |
||
962 | .real_sx dd ? |
||
963 | .real_sy dd ? |
||
964 | .color dd ? |
||
965 | .line_inc_scr dd ? |
||
966 | .line_inc_map dd ? |
||
2430 | mario79 | 967 | .real_sx_and_abs_cx dd ? |
968 | .real_sy_and_abs_cy dd ? |
||
969 | .stack_data = 4*13 |
||
2288 | clevermous | 970 | end virtual |
2430 | mario79 | 971 | ;-------------------------------------- |
2288 | clevermous | 972 | align 4 |
973 | ; eax cx |
||
974 | ; ebx cy |
||
975 | ; ecx xe |
||
976 | ; edx ye |
||
977 | ; edi color |
||
978 | vesa20_drawbar: |
||
979 | pushad |
||
980 | sub esp, drbar.stack_data |
||
981 | mov [drbar.color], edi |
||
982 | sub edx, ebx |
||
983 | jle .exit ;// mike.dld, 2005-01-29 |
||
984 | sub ecx, eax |
||
985 | jle .exit ;// mike.dld, 2005-01-29 |
||
986 | mov [drbar.bar_sy], edx |
||
987 | mov [drbar.bar_sx], ecx |
||
988 | mov [drbar.bar_cx], eax |
||
989 | mov [drbar.bar_cy], ebx |
||
990 | mov edi, [TASK_BASE] |
||
991 | add eax, [edi-twdw + WDATA.box.left]; win_cx |
||
992 | add ebx, [edi-twdw + WDATA.box.top]; win_cy |
||
993 | mov [drbar.abs_cx], eax |
||
994 | mov [drbar.abs_cy], ebx |
||
995 | ; real_sx = MIN(wnd_sx-bar_cx, bar_sx); |
||
996 | mov ebx, [edi-twdw + WDATA.box.width]; ebx = wnd_sx |
||
997 | ; \begin{diamond}[20.08.2006] |
||
998 | ; note that WDATA.box.width is one pixel less than real window x-size |
||
999 | inc ebx |
||
1000 | ; \end{diamond}[20.08.2006] |
||
1001 | sub ebx, [drbar.bar_cx] |
||
1002 | ja @f |
||
2430 | mario79 | 1003 | ;-------------------------------------- |
1004 | align 4 |
||
2288 | clevermous | 1005 | .exit: ;// mike.dld, 2005-01-29 |
1006 | add esp, drbar.stack_data |
||
1007 | popad |
||
1008 | xor eax, eax |
||
1009 | inc eax |
||
1010 | ret |
||
2430 | mario79 | 1011 | ;-------------------------------------- |
1012 | align 4 |
||
2288 | clevermous | 1013 | @@: |
1014 | cmp ebx, [drbar.bar_sx] |
||
1015 | jbe .end_x |
||
1016 | mov ebx, [drbar.bar_sx] |
||
2430 | mario79 | 1017 | ;-------------------------------------- |
1018 | align 4 |
||
2288 | clevermous | 1019 | .end_x: |
1020 | mov [drbar.real_sx], ebx |
||
1021 | ; real_sy = MIN(wnd_sy-bar_cy, bar_sy); |
||
1022 | mov ebx, [edi-twdw + WDATA.box.height]; ebx = wnd_sy |
||
1023 | ; \begin{diamond}[20.08.2006] |
||
1024 | inc ebx |
||
1025 | ; \end{diamond} |
||
1026 | sub ebx, [drbar.bar_cy] |
||
1027 | ja @f |
||
1028 | add esp, drbar.stack_data |
||
1029 | popad |
||
1030 | xor eax, eax |
||
1031 | inc eax |
||
1032 | ret |
||
2430 | mario79 | 1033 | ;-------------------------------------- |
1034 | align 4 |
||
2288 | clevermous | 1035 | @@: |
1036 | cmp ebx, [drbar.bar_sy] |
||
1037 | jbe .end_y |
||
1038 | mov ebx, [drbar.bar_sy] |
||
2430 | mario79 | 1039 | ;-------------------------------------- |
1040 | align 4 |
||
2288 | clevermous | 1041 | .end_y: |
1042 | mov [drbar.real_sy], ebx |
||
1043 | ; line_inc_map |
||
1044 | mov eax, [Screen_Max_X] |
||
1045 | sub eax, [drbar.real_sx] |
||
1046 | inc eax |
||
1047 | mov [drbar.line_inc_map], eax |
||
1048 | ; line_inc_scr |
||
1049 | mov eax, [drbar.real_sx] |
||
1050 | movzx ebx, byte [ScreenBPP] |
||
1051 | shr ebx, 3 |
||
1052 | imul eax, ebx |
||
1053 | neg eax |
||
1054 | add eax, [BytesPerScanLine] |
||
1055 | mov [drbar.line_inc_scr], eax |
||
1056 | ; pointer to screen |
||
1057 | mov edx, [drbar.abs_cy] |
||
1058 | imul edx, [BytesPerScanLine] |
||
1059 | mov eax, [drbar.abs_cx] |
||
1060 | ; movzx ebx, byte [ScreenBPP] |
||
1061 | ; shr ebx, 3 |
||
1062 | imul eax, ebx |
||
1063 | add edx, eax |
||
1064 | ; pointer to pixel map |
||
1065 | mov eax, [drbar.abs_cy] |
||
1066 | imul eax, [Screen_Max_X] |
||
1067 | add eax, [drbar.abs_cy] |
||
1068 | add eax, [drbar.abs_cx] |
||
1069 | add eax, [_WinMapAddress] |
||
1070 | xchg eax, ebp |
||
2430 | mario79 | 1071 | ;-------------------------------------- |
1072 | mov ebx, [drbar.real_sx] |
||
1073 | add ebx, [drbar.abs_cx] |
||
1074 | mov [drbar.real_sx_and_abs_cx], ebx |
||
1075 | mov ebx, [drbar.real_sy] |
||
1076 | add ebx, [drbar.abs_cy] |
||
1077 | mov [drbar.real_sy_and_abs_cy], ebx |
||
1078 | |||
1079 | add edx, LFB_BASE |
||
1080 | ;-------------------------------------- |
||
2288 | clevermous | 1081 | ; get process number |
1082 | mov ebx, [CURRENT_TASK] |
||
1083 | cmp byte [ScreenBPP], 24 |
||
1084 | jne draw_bar_end_32 |
||
2430 | mario79 | 1085 | ;-------------------------------------- |
1086 | align 4 |
||
2288 | clevermous | 1087 | draw_bar_end_24: |
1088 | mov eax, [drbar.color] ;; BBGGRR00 |
||
1089 | mov bh, al ;; bh = BB |
||
1090 | shr eax, 8 ;; eax = RRGG |
||
1091 | ; eax - color high RRGG |
||
1092 | ; bl - process num |
||
1093 | ; bh - color low BB |
||
1094 | ; ecx - temp |
||
1095 | ; edx - pointer to screen |
||
1096 | ; esi - counter |
||
1097 | ; edi - counter |
||
1098 | mov esi, [drbar.real_sy] |
||
2430 | mario79 | 1099 | cmp [_display.select_cursor], 0 |
1100 | jne draw_bar_end_24_new |
||
1101 | ;-------------------------------------- |
||
1102 | align 4 |
||
2288 | clevermous | 1103 | .new_y: |
1104 | mov edi, [drbar.real_sx] |
||
2430 | mario79 | 1105 | ;-------------------------------------- |
1106 | align 4 |
||
2288 | clevermous | 1107 | .new_x: |
1108 | cmp byte [ebp], bl |
||
1109 | jne .skip |
||
2430 | mario79 | 1110 | ;-------------------------------------- |
1111 | push eax |
||
2288 | clevermous | 1112 | |
2430 | mario79 | 1113 | mov ecx, [drbar.real_sx_and_abs_cx + 4] |
1114 | sub ecx, edi |
||
1115 | shl ecx, 16 |
||
1116 | add ecx, [drbar.real_sy_and_abs_cy + 4] |
||
1117 | sub ecx, esi |
||
1118 | |||
1119 | shl eax, 8 |
||
1120 | mov al, bh |
||
1121 | ; check mouse area for putpixel |
||
1122 | call check_mouse_area_for_putpixel |
||
1123 | ; store to real LFB |
||
1124 | mov [edx], ax |
||
1125 | shr eax, 16 |
||
1126 | mov [edx + 2], al |
||
1127 | pop eax |
||
1128 | ;-------------------------------------- |
||
1129 | align 4 |
||
2288 | clevermous | 1130 | .skip: |
1131 | ; add pixel |
||
1132 | add edx, 3 |
||
1133 | inc ebp |
||
1134 | dec edi |
||
1135 | jnz .new_x |
||
1136 | ; add line |
||
1137 | add edx, [drbar.line_inc_scr] |
||
1138 | add ebp, [drbar.line_inc_map] |
||
1139 | ; |
||
1140 | test eax, 0x00800000 |
||
1141 | jz @f |
||
1142 | test bh, bh |
||
1143 | jz @f |
||
1144 | dec bh |
||
2430 | mario79 | 1145 | ;-------------------------------------- |
1146 | align 4 |
||
2288 | clevermous | 1147 | @@: |
1148 | ; |
||
1149 | dec esi |
||
1150 | jnz .new_y |
||
2430 | mario79 | 1151 | ;-------------------------------------- |
1152 | align 4 |
||
1153 | .end: |
||
2288 | clevermous | 1154 | add esp, drbar.stack_data |
1155 | popad |
||
1156 | xor eax, eax |
||
1157 | ret |
||
2430 | mario79 | 1158 | ;-------------------------------------- |
1159 | align 4 |
||
1160 | draw_bar_end_24_new: |
||
1161 | ;-------------------------------------- |
||
1162 | align 4 |
||
1163 | .new_y: |
||
1164 | mov edi, [drbar.real_sx] |
||
1165 | ;-------------------------------------- |
||
1166 | align 4 |
||
1167 | .new_x: |
||
1168 | cmp byte [ebp], bl |
||
1169 | jne .skip |
||
1170 | ;-------------------------------------- |
||
1171 | mov ecx, [drbar.real_sy_and_abs_cy] |
||
1172 | sub ecx, esi |
||
1173 | ;-------------------------------------- |
||
1174 | ; check for Y |
||
1175 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
1176 | jb .no_mouse_area |
||
2288 | clevermous | 1177 | |
2430 | mario79 | 1178 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
1179 | jae .no_mouse_area |
||
1180 | |||
1181 | rol ecx, 16 |
||
1182 | add ecx, [drbar.real_sx_and_abs_cx] |
||
1183 | sub ecx, edi |
||
1184 | ;-------------------------------------- |
||
1185 | ; check for X |
||
1186 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
1187 | jb .no_mouse_area |
||
1188 | |||
1189 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
1190 | jae .no_mouse_area |
||
1191 | ;-------------------------------------- |
||
1192 | ; check mouse area for putpixel |
||
1193 | push eax |
||
1194 | |||
1195 | shl eax, 8 |
||
1196 | mov al, bh |
||
1197 | |||
1198 | call check_mouse_area_for_putpixel_new.1 |
||
1199 | ; store to real LFB |
||
1200 | mov [edx], ax |
||
1201 | shr eax, 16 |
||
1202 | mov [edx + 2], al |
||
1203 | pop eax |
||
1204 | jmp .skip |
||
1205 | ; store to real LFB |
||
1206 | ;-------------------------------------- |
||
1207 | align 4 |
||
1208 | .no_mouse_area: |
||
1209 | mov [edx], bh |
||
1210 | mov [edx + 1], ax |
||
1211 | ;-------------------------------------- |
||
1212 | align 4 |
||
1213 | .skip: |
||
1214 | ; add pixel |
||
1215 | add edx, 3 |
||
1216 | inc ebp |
||
1217 | dec edi |
||
1218 | jnz .new_x |
||
1219 | ; add line |
||
1220 | add edx, [drbar.line_inc_scr] |
||
1221 | add ebp, [drbar.line_inc_map] |
||
1222 | ; |
||
1223 | test eax, 0x00800000 |
||
1224 | jz @f |
||
1225 | test bh, bh |
||
1226 | jz @f |
||
1227 | dec bh |
||
1228 | ;-------------------------------------- |
||
1229 | align 4 |
||
1230 | @@: |
||
1231 | ; |
||
1232 | dec esi |
||
1233 | jnz .new_y |
||
1234 | jmp draw_bar_end_24.end |
||
1235 | ;-------------------------------------- |
||
1236 | align 4 |
||
2288 | clevermous | 1237 | draw_bar_end_32: |
1238 | mov eax, [drbar.color] ;; BBGGRR00 |
||
1239 | mov esi, [drbar.real_sy] |
||
2430 | mario79 | 1240 | cmp [_display.select_cursor], 0 |
1241 | jne draw_bar_end_32_new |
||
1242 | ;-------------------------------------- |
||
1243 | align 4 |
||
2288 | clevermous | 1244 | .new_y: |
1245 | mov edi, [drbar.real_sx] |
||
2430 | mario79 | 1246 | ;-------------------------------------- |
1247 | align 4 |
||
2288 | clevermous | 1248 | .new_x: |
1249 | cmp byte [ebp], bl |
||
1250 | jne .skip |
||
2430 | mario79 | 1251 | ;-------------------------------------- |
1252 | push eax |
||
2288 | clevermous | 1253 | |
2430 | mario79 | 1254 | mov ecx, [drbar.real_sx_and_abs_cx + 4] |
1255 | sub ecx, edi |
||
1256 | shl ecx, 16 |
||
1257 | add ecx, [drbar.real_sy_and_abs_cy + 4] |
||
1258 | sub ecx, esi |
||
1259 | |||
1260 | ; check mouse area for putpixel |
||
1261 | call check_mouse_area_for_putpixel |
||
1262 | ; store to real LFB |
||
1263 | mov [edx], eax |
||
1264 | pop eax |
||
1265 | ;-------------------------------------- |
||
1266 | align 4 |
||
2288 | clevermous | 1267 | .skip: |
1268 | ; add pixel |
||
1269 | add edx, 4 |
||
1270 | inc ebp |
||
1271 | dec edi |
||
1272 | jnz .new_x |
||
1273 | ; add line |
||
1274 | add edx, [drbar.line_inc_scr] |
||
1275 | add ebp, [drbar.line_inc_map] |
||
1276 | ; |
||
1277 | test eax, 0x80000000 |
||
1278 | jz @f |
||
1279 | test al, al |
||
1280 | jz @f |
||
1281 | dec al |
||
2430 | mario79 | 1282 | ;-------------------------------------- |
1283 | align 4 |
||
2288 | clevermous | 1284 | @@: |
1285 | ; |
||
1286 | dec esi |
||
1287 | jnz .new_y |
||
2430 | mario79 | 1288 | ;-------------------------------------- |
1289 | align 4 |
||
1290 | .end: |
||
2288 | clevermous | 1291 | add esp, drbar.stack_data |
1292 | popad |
||
2436 | mario79 | 1293 | cmp [SCR_MODE], dword 0x12 |
1294 | jne @f |
||
2288 | clevermous | 1295 | call VGA_draw_bar |
2436 | mario79 | 1296 | ;-------------------------------------- |
1297 | align 4 |
||
1298 | @@: |
||
2288 | clevermous | 1299 | xor eax, eax |
1300 | mov [EGA_counter], 1 |
||
1301 | ret |
||
2430 | mario79 | 1302 | ;-------------------------------------- |
1303 | align 4 |
||
1304 | draw_bar_end_32_new: |
||
1305 | ;-------------------------------------- |
||
1306 | align 4 |
||
1307 | .new_y: |
||
1308 | mov edi, [drbar.real_sx] |
||
1309 | ;-------------------------------------- |
||
1310 | align 4 |
||
1311 | .new_x: |
||
1312 | cmp byte [ebp], bl |
||
1313 | jne .skip |
||
1314 | ;-------------------------------------- |
||
1315 | mov ecx, [drbar.real_sy_and_abs_cy] |
||
1316 | sub ecx, esi |
||
1317 | ;-------------------------------------- |
||
1318 | ; check for Y |
||
1319 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
1320 | jb .no_mouse_area |
||
2288 | clevermous | 1321 | |
2430 | mario79 | 1322 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
1323 | jae .no_mouse_area |
||
1324 | |||
1325 | rol ecx, 16 |
||
1326 | add ecx, [drbar.real_sx_and_abs_cx] |
||
1327 | sub ecx, edi |
||
1328 | ;-------------------------------------- |
||
1329 | ; check for X |
||
1330 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
1331 | jb .no_mouse_area |
||
1332 | |||
1333 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
1334 | jae .no_mouse_area |
||
1335 | ;-------------------------------------- |
||
1336 | ; check mouse area for putpixel |
||
1337 | push eax |
||
1338 | call check_mouse_area_for_putpixel_new.1 |
||
1339 | mov [edx], eax |
||
1340 | pop eax |
||
1341 | jmp .skip |
||
1342 | ; store to real LFB |
||
1343 | ;-------------------------------------- |
||
2288 | clevermous | 1344 | align 4 |
2430 | mario79 | 1345 | .no_mouse_area: |
1346 | mov [edx], eax |
||
1347 | ;-------------------------------------- |
||
1348 | align 4 |
||
1349 | .skip: |
||
1350 | ; add pixel |
||
1351 | add edx, 4 |
||
1352 | inc ebp |
||
1353 | dec edi |
||
1354 | jnz .new_x |
||
1355 | ; add line |
||
1356 | add edx, [drbar.line_inc_scr] |
||
1357 | add ebp, [drbar.line_inc_map] |
||
1358 | ; |
||
1359 | test eax, 0x80000000 |
||
1360 | jz @f |
||
1361 | test al, al |
||
1362 | jz @f |
||
1363 | dec al |
||
1364 | ;-------------------------------------- |
||
1365 | align 4 |
||
1366 | @@: |
||
1367 | ; |
||
1368 | dec esi |
||
1369 | jnz .new_y |
||
1370 | jmp draw_bar_end_32.end |
||
1371 | ;------------------------------------------------------------------------------ |
||
1372 | align 4 |
||
2288 | clevermous | 1373 | vesa20_drawbackground_tiled: |
1374 | pushad |
||
1375 | ; External loop for all y from start to end |
||
1376 | mov ebx, [draw_data+32+RECT.top] ; y start |
||
2430 | mario79 | 1377 | ;-------------------------------------- |
1378 | align 4 |
||
2288 | clevermous | 1379 | dp2: |
1380 | mov ebp, [draw_data+32+RECT.left] ; x start |
||
1381 | ; 1) Calculate pointers in WinMapAddress (does pixel belong to OS thread?) [ebp] |
||
1382 | ; and LFB data (output for our function) [edi] |
||
1383 | mov eax, [BytesPerScanLine] |
||
1384 | mul ebx |
||
1385 | xchg ebp, eax |
||
1386 | add ebp, eax |
||
1387 | add ebp, eax |
||
1388 | add ebp, eax |
||
1389 | cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size |
||
1390 | jz @f |
||
1391 | add ebp, eax |
||
2430 | mario79 | 1392 | ;-------------------------------------- |
1393 | align 4 |
||
2288 | clevermous | 1394 | @@: |
1395 | add ebp, LFB_BASE |
||
1396 | ; ebp:=Y*BytesPerScanLine+X*BytesPerPixel+AddrLFB |
||
1397 | call calculate_edi |
||
1398 | xchg edi, ebp |
||
1399 | add ebp, [_WinMapAddress] |
||
1400 | ; Now eax=x, ebx=y, edi->output, ebp=offset in WinMapAddress |
||
1401 | ; 2) Calculate offset in background memory block |
||
1402 | push eax |
||
1403 | xor edx, edx |
||
1404 | mov eax, ebx |
||
1405 | div dword [BgrDataHeight] ; edx := y mod BgrDataHeight |
||
1406 | pop eax |
||
1407 | push eax |
||
1408 | mov ecx, [BgrDataWidth] |
||
1409 | mov esi, edx |
||
1410 | imul esi, ecx ; esi := (y mod BgrDataHeight) * BgrDataWidth |
||
1411 | xor edx, edx |
||
1412 | div ecx ; edx := x mod BgrDataWidth |
||
1413 | sub ecx, edx |
||
1414 | add esi, edx ; esi := (y mod BgrDataHeight)*BgrDataWidth + (x mod BgrDataWidth) |
||
1415 | pop eax |
||
1416 | lea esi, [esi*3] |
||
1417 | add esi, [img_background] |
||
1418 | xor edx, edx |
||
1419 | inc edx |
||
1420 | ; 3) Loop through redraw rectangle and copy background data |
||
1421 | ; Registers meaning: |
||
1422 | ; eax = x, ebx = y (screen coordinates) |
||
1423 | ; ecx = deltax - number of pixels left in current tile block |
||
1424 | ; edx = 1 |
||
1425 | ; esi -> bgr memory, edi -> output |
||
1426 | ; ebp = offset in WinMapAddress |
||
2430 | mario79 | 1427 | ;-------------------------------------- |
1428 | align 4 |
||
2288 | clevermous | 1429 | dp3: |
1430 | cmp [ebp], dl |
||
1431 | jnz nbgp |
||
2430 | mario79 | 1432 | ;-------------------------------------- |
1433 | push eax ecx |
||
1434 | |||
1435 | mov ecx, eax |
||
1436 | shl ecx, 16 |
||
1437 | add ecx, ebx |
||
1438 | |||
1439 | mov eax, [esi] |
||
1440 | and eax, 0xffffff |
||
1441 | ; check mouse area for putpixel |
||
1442 | call [_display.check_mouse] |
||
1443 | ; store to real LFB |
||
1444 | mov [edi], ax |
||
1445 | shr eax, 16 |
||
1446 | mov [edi+2], al |
||
1447 | |||
1448 | pop ecx eax |
||
1449 | ;-------------------------------------- |
||
1450 | align 4 |
||
2288 | clevermous | 1451 | nbgp: |
1452 | add esi, 3 |
||
1453 | add edi, 3 |
||
2430 | mario79 | 1454 | ;-------------------------------------- |
1455 | align 4 |
||
2288 | clevermous | 1456 | @@: |
1457 | cmp [ScreenBPP], byte 25 ; 24 or 32 bpp? |
||
1458 | sbb edi, -1 ; +1 for 32 bpp |
||
1459 | ; I do not use 'inc eax' because this is slightly slower then 'add eax,1' |
||
1460 | add ebp, edx |
||
1461 | add eax, edx |
||
1462 | cmp eax, [draw_data+32+RECT.right] |
||
1463 | ja dp4 |
||
1464 | sub ecx, edx |
||
1465 | jnz dp3 |
||
1466 | ; next tile block on x-axis |
||
1467 | mov ecx, [BgrDataWidth] |
||
1468 | sub esi, ecx |
||
1469 | sub esi, ecx |
||
1470 | sub esi, ecx |
||
1471 | jmp dp3 |
||
2430 | mario79 | 1472 | ;-------------------------------------- |
1473 | align 4 |
||
2288 | clevermous | 1474 | dp4: |
1475 | ; next scan line |
||
1476 | inc ebx |
||
1477 | cmp ebx, [draw_data+32+RECT.bottom] |
||
1478 | jbe dp2 |
||
1479 | popad |
||
1480 | mov [EGA_counter], 1 |
||
2436 | mario79 | 1481 | cmp [SCR_MODE], dword 0x12 |
1482 | jne @f |
||
2288 | clevermous | 1483 | call VGA_drawbackground |
2436 | mario79 | 1484 | ;-------------------------------------- |
1485 | align 4 |
||
1486 | @@: |
||
2288 | clevermous | 1487 | ret |
2430 | mario79 | 1488 | ;------------------------------------------------------------------------------ |
1489 | align 4 |
||
2288 | clevermous | 1490 | vesa20_drawbackground_stretch: |
1491 | pushad |
||
1492 | ; Helper variables |
||
1493 | ; calculate 2^32*(BgrDataWidth-1) mod (ScreenWidth-1) |
||
1494 | mov eax, [BgrDataWidth] |
||
1495 | dec eax |
||
1496 | xor edx, edx |
||
1497 | div dword [Screen_Max_X] |
||
1498 | push eax ; high |
||
1499 | xor eax, eax |
||
1500 | div dword [Screen_Max_X] |
||
1501 | push eax ; low |
||
1502 | ; the same for height |
||
1503 | mov eax, [BgrDataHeight] |
||
1504 | dec eax |
||
1505 | xor edx, edx |
||
1506 | div dword [Screen_Max_Y] |
||
1507 | push eax ; high |
||
1508 | xor eax, eax |
||
1509 | div dword [Screen_Max_Y] |
||
1510 | push eax ; low |
||
1511 | ; External loop for all y from start to end |
||
1512 | mov ebx, [draw_data+32+RECT.top] ; y start |
||
1513 | mov ebp, [draw_data+32+RECT.left] ; x start |
||
1514 | ; 1) Calculate pointers in WinMapAddress (does pixel belong to OS thread?) [ebp] |
||
1515 | ; and LFB data (output for our function) [edi] |
||
1516 | mov eax, [BytesPerScanLine] |
||
1517 | mul ebx |
||
1518 | xchg ebp, eax |
||
1519 | add ebp, eax |
||
1520 | add ebp, eax |
||
1521 | add ebp, eax |
||
1522 | cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size |
||
1523 | jz @f |
||
1524 | add ebp, eax |
||
2430 | mario79 | 1525 | ;-------------------------------------- |
1526 | align 4 |
||
2288 | clevermous | 1527 | @@: |
1528 | ; ebp:=Y*BytesPerScanLine+X*BytesPerPixel+AddrLFB |
||
1529 | call calculate_edi |
||
1530 | xchg edi, ebp |
||
1531 | ; Now eax=x, ebx=y, edi->output, ebp=offset in WinMapAddress |
||
1532 | push ebx |
||
1533 | push eax |
||
1534 | ; 2) Calculate offset in background memory block |
||
1535 | mov eax, ebx |
||
1536 | imul ebx, dword [esp+12] |
||
1537 | mul dword [esp+8] |
||
1538 | add edx, ebx ; edx:eax = y * 2^32*(BgrDataHeight-1)/(ScreenHeight-1) |
||
1539 | mov esi, edx |
||
1540 | imul esi, [BgrDataWidth] |
||
1541 | push edx |
||
1542 | push eax |
||
1543 | mov eax, [esp+8] |
||
1544 | mul dword [esp+28] |
||
1545 | push eax |
||
1546 | mov eax, [esp+12] |
||
1547 | mul dword [esp+28] |
||
1548 | add [esp], edx |
||
1549 | pop edx ; edx:eax = x * 2^32*(BgrDataWidth-1)/(ScreenWidth-1) |
||
1550 | add esi, edx |
||
1551 | lea esi, [esi*3] |
||
1552 | add esi, [img_background] |
||
1553 | push eax |
||
1554 | push edx |
||
1555 | push esi |
||
1556 | ; 3) Smooth horizontal |
||
2430 | mario79 | 1557 | ;-------------------------------------- |
1558 | align 4 |
||
2288 | clevermous | 1559 | bgr_resmooth0: |
1560 | mov ecx, [esp+8] |
||
1561 | mov edx, [esp+4] |
||
1562 | mov esi, [esp] |
||
1563 | push edi |
||
1564 | mov edi, bgr_cur_line |
||
1565 | call smooth_line |
||
2430 | mario79 | 1566 | ;-------------------------------------- |
1567 | align 4 |
||
2288 | clevermous | 1568 | bgr_resmooth1: |
1569 | mov eax, [esp+16+4] |
||
1570 | inc eax |
||
1571 | cmp eax, [BgrDataHeight] |
||
1572 | jae bgr.no2nd |
||
1573 | mov ecx, [esp+8+4] |
||
1574 | mov edx, [esp+4+4] |
||
1575 | mov esi, [esp+4] |
||
1576 | add esi, [BgrDataWidth] |
||
1577 | add esi, [BgrDataWidth] |
||
1578 | add esi, [BgrDataWidth] |
||
1579 | mov edi, bgr_next_line |
||
1580 | call smooth_line |
||
2430 | mario79 | 1581 | ;-------------------------------------- |
1582 | align 4 |
||
2288 | clevermous | 1583 | bgr.no2nd: |
1584 | pop edi |
||
2430 | mario79 | 1585 | ;-------------------------------------- |
1586 | align 4 |
||
2288 | clevermous | 1587 | sdp3: |
1588 | xor esi, esi |
||
1589 | mov ecx, [esp+12] |
||
1590 | ; 4) Loop through redraw rectangle and copy background data |
||
1591 | ; Registers meaning: |
||
1592 | ; esi = offset in current line, edi -> output |
||
1593 | ; ebp = offset in WinMapAddress |
||
1594 | ; dword [esp] = offset in bgr data |
||
1595 | ; qword [esp+4] = x * 2^32 * (BgrDataWidth-1) / (ScreenWidth-1) |
||
1596 | ; qword [esp+12] = y * 2^32 * (BgrDataHeight-1) / (ScreenHeight-1) |
||
1597 | ; dword [esp+20] = x |
||
1598 | ; dword [esp+24] = y |
||
1599 | ; precalculated constants: |
||
1600 | ; qword [esp+28] = 2^32*(BgrDataHeight-1)/(ScreenHeight-1) |
||
1601 | ; qword [esp+36] = 2^32*(BgrDataWidth-1)/(ScreenWidth-1) |
||
2430 | mario79 | 1602 | ;-------------------------------------- |
1603 | align 4 |
||
2288 | clevermous | 1604 | sdp3a: |
1605 | mov eax, [_WinMapAddress] |
||
1606 | cmp [ebp+eax], byte 1 |
||
1607 | jnz snbgp |
||
1608 | mov eax, [bgr_cur_line+esi] |
||
1609 | test ecx, ecx |
||
1610 | jz .novert |
||
1611 | mov ebx, [bgr_next_line+esi] |
||
1612 | call [overlapping_of_points_ptr] |
||
2430 | mario79 | 1613 | ;-------------------------------------- |
1614 | align 4 |
||
2288 | clevermous | 1615 | .novert: |
2430 | mario79 | 1616 | push ecx |
1617 | mov ecx, [esp+20+4] ;x |
||
1618 | shl ecx, 16 |
||
1619 | add ecx, [esp+24+4] ;y |
||
1620 | ; check mouse area for putpixel |
||
1621 | call [_display.check_mouse] |
||
1622 | ; store to real LFB |
||
2288 | clevermous | 1623 | mov [LFB_BASE+edi], ax |
1624 | shr eax, 16 |
||
1625 | mov [LFB_BASE+edi+2], al |
||
2430 | mario79 | 1626 | pop ecx |
1627 | ;-------------------------------------- |
||
1628 | align 4 |
||
2288 | clevermous | 1629 | snbgp: |
1630 | cmp [ScreenBPP], byte 25 |
||
1631 | sbb edi, -4 |
||
1632 | add ebp, 1 |
||
1633 | mov eax, [esp+20] |
||
1634 | add eax, 1 |
||
1635 | mov [esp+20], eax |
||
1636 | add esi, 4 |
||
1637 | cmp eax, [draw_data+32+RECT.right] |
||
1638 | jbe sdp3a |
||
2430 | mario79 | 1639 | ;-------------------------------------- |
1640 | align 4 |
||
2288 | clevermous | 1641 | sdp4: |
1642 | ; next y |
||
1643 | mov ebx, [esp+24] |
||
1644 | add ebx, 1 |
||
1645 | mov [esp+24], ebx |
||
1646 | cmp ebx, [draw_data+32+RECT.bottom] |
||
1647 | ja sdpdone |
||
1648 | ; advance edi, ebp to next scan line |
||
1649 | sub eax, [draw_data+32+RECT.left] |
||
1650 | sub ebp, eax |
||
1651 | add ebp, [Screen_Max_X] |
||
1652 | add ebp, 1 |
||
1653 | sub edi, eax |
||
1654 | sub edi, eax |
||
1655 | sub edi, eax |
||
1656 | cmp [ScreenBPP], byte 24 |
||
1657 | jz @f |
||
1658 | sub edi, eax |
||
2430 | mario79 | 1659 | ;-------------------------------------- |
1660 | align 4 |
||
2288 | clevermous | 1661 | @@: |
1662 | add edi, [BytesPerScanLine] |
||
1663 | ; restore ecx,edx; advance esi to next background line |
||
1664 | mov eax, [esp+28] |
||
1665 | mov ebx, [esp+32] |
||
1666 | add [esp+12], eax |
||
1667 | mov eax, [esp+16] |
||
1668 | adc [esp+16], ebx |
||
1669 | sub eax, [esp+16] |
||
1670 | mov ebx, eax |
||
1671 | lea eax, [eax*3] |
||
1672 | imul eax, [BgrDataWidth] |
||
1673 | sub [esp], eax |
||
1674 | mov eax, [draw_data+32+RECT.left] |
||
1675 | mov [esp+20], eax |
||
1676 | test ebx, ebx |
||
1677 | jz sdp3 |
||
1678 | cmp ebx, -1 |
||
1679 | jnz bgr_resmooth0 |
||
1680 | push edi |
||
1681 | mov esi, bgr_next_line |
||
1682 | mov edi, bgr_cur_line |
||
1683 | mov ecx, [Screen_Max_X] |
||
1684 | inc ecx |
||
1685 | rep movsd |
||
1686 | jmp bgr_resmooth1 |
||
2430 | mario79 | 1687 | ;-------------------------------------- |
1688 | align 4 |
||
2288 | clevermous | 1689 | sdpdone: |
1690 | add esp, 44 |
||
1691 | popad |
||
1692 | mov [EGA_counter], 1 |
||
2436 | mario79 | 1693 | cmp [SCR_MODE], dword 0x12 |
1694 | jne @f |
||
2288 | clevermous | 1695 | call VGA_drawbackground |
2436 | mario79 | 1696 | ;-------------------------------------- |
1697 | align 4 |
||
1698 | @@: |
||
2288 | clevermous | 1699 | ret |
1700 | |||
1701 | uglobal |
||
2430 | mario79 | 1702 | ;-------------------------------------- |
2288 | clevermous | 1703 | align 4 |
1704 | bgr_cur_line rd 1920 ; maximum width of screen |
||
1705 | bgr_next_line rd 1920 |
||
2430 | mario79 | 1706 | ;-------------------------------------- |
2288 | clevermous | 1707 | endg |
2430 | mario79 | 1708 | ;-------------------------------------- |
1709 | align 4 |
||
2288 | clevermous | 1710 | smooth_line: |
1711 | mov al, [esi+2] |
||
1712 | shl eax, 16 |
||
1713 | mov ax, [esi] |
||
1714 | test ecx, ecx |
||
1715 | jz @f |
||
1716 | mov ebx, [esi+2] |
||
1717 | shr ebx, 8 |
||
1718 | call [overlapping_of_points_ptr] |
||
2430 | mario79 | 1719 | ;-------------------------------------- |
1720 | align 4 |
||
2288 | clevermous | 1721 | @@: |
1722 | stosd |
||
1723 | mov eax, [esp+20+8] |
||
1724 | add eax, 1 |
||
1725 | mov [esp+20+8], eax |
||
1726 | cmp eax, [draw_data+32+RECT.right] |
||
1727 | ja @f |
||
1728 | add ecx, [esp+36+8] |
||
1729 | mov eax, edx |
||
1730 | adc edx, [esp+40+8] |
||
1731 | sub eax, edx |
||
1732 | lea eax, [eax*3] |
||
1733 | sub esi, eax |
||
1734 | jmp smooth_line |
||
2430 | mario79 | 1735 | ;-------------------------------------- |
1736 | align 4 |
||
2288 | clevermous | 1737 | @@: |
1738 | mov eax, [draw_data+32+RECT.left] |
||
1739 | mov [esp+20+8], eax |
||
1740 | ret |
||
2430 | mario79 | 1741 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 1742 | align 16 |
1743 | overlapping_of_points: |
||
1744 | if 0 |
||
1745 | ; this version of procedure works, but is slower than next version |
||
1746 | push ecx edx |
||
1747 | mov edx, eax |
||
1748 | push esi |
||
1749 | shr ecx, 24 |
||
1750 | mov esi, ecx |
||
1751 | mov ecx, ebx |
||
1752 | movzx ebx, dl |
||
1753 | movzx eax, cl |
||
1754 | sub eax, ebx |
||
1755 | movzx ebx, dh |
||
1756 | imul eax, esi |
||
1757 | add dl, ah |
||
1758 | movzx eax, ch |
||
1759 | sub eax, ebx |
||
1760 | imul eax, esi |
||
1761 | add dh, ah |
||
1762 | ror ecx, 16 |
||
1763 | ror edx, 16 |
||
1764 | movzx eax, cl |
||
1765 | movzx ebx, dl |
||
1766 | sub eax, ebx |
||
1767 | imul eax, esi |
||
1768 | pop esi |
||
1769 | add dl, ah |
||
1770 | mov eax, edx |
||
1771 | pop edx |
||
1772 | ror eax, 16 |
||
1773 | pop ecx |
||
1774 | ret |
||
1775 | else |
||
1776 | push ecx edx |
||
1777 | mov edx, eax |
||
1778 | push esi |
||
1779 | shr ecx, 26 |
||
1780 | mov esi, ecx |
||
1781 | mov ecx, ebx |
||
1782 | shl esi, 9 |
||
1783 | movzx ebx, dl |
||
1784 | movzx eax, cl |
||
1785 | sub eax, ebx |
||
1786 | movzx ebx, dh |
||
1787 | add dl, [BgrAuxTable+(eax+0x100)+esi] |
||
1788 | movzx eax, ch |
||
1789 | sub eax, ebx |
||
1790 | add dh, [BgrAuxTable+(eax+0x100)+esi] |
||
1791 | ror ecx, 16 |
||
1792 | ror edx, 16 |
||
1793 | movzx eax, cl |
||
1794 | movzx ebx, dl |
||
1795 | sub eax, ebx |
||
1796 | add dl, [BgrAuxTable+(eax+0x100)+esi] |
||
1797 | pop esi |
||
1798 | mov eax, edx |
||
1799 | pop edx |
||
1800 | ror eax, 16 |
||
1801 | pop ecx |
||
1802 | ret |
||
1803 | end if |
||
1804 | |||
1805 | iglobal |
||
2430 | mario79 | 1806 | ;-------------------------------------- |
2288 | clevermous | 1807 | align 4 |
1808 | overlapping_of_points_ptr dd overlapping_of_points |
||
2430 | mario79 | 1809 | ;-------------------------------------- |
2288 | clevermous | 1810 | endg |
2430 | mario79 | 1811 | ;------------------------------------------------------------------------------ |
1812 | align 4 |
||
2288 | clevermous | 1813 | init_background: |
1814 | mov edi, BgrAuxTable |
||
1815 | xor edx, edx |
||
2430 | mario79 | 1816 | ;-------------------------------------- |
1817 | align 4 |
||
2288 | clevermous | 1818 | .loop2: |
1819 | mov eax, edx |
||
1820 | shl eax, 8 |
||
1821 | neg eax |
||
1822 | mov ecx, 0x200 |
||
2430 | mario79 | 1823 | ;-------------------------------------- |
1824 | align 4 |
||
2288 | clevermous | 1825 | .loop1: |
1826 | mov byte [edi], ah |
||
1827 | inc edi |
||
1828 | add eax, edx |
||
1829 | loop .loop1 |
||
1830 | add dl, 4 |
||
1831 | jnz .loop2 |
||
1832 | test byte [cpu_caps+(CAPS_MMX/8)], 1 shl (CAPS_MMX mod 8) |
||
1833 | jz @f |
||
1834 | mov [overlapping_of_points_ptr], overlapping_of_points_mmx |
||
2430 | mario79 | 1835 | ;-------------------------------------- |
1836 | align 4 |
||
2288 | clevermous | 1837 | @@: |
1838 | ret |
||
2430 | mario79 | 1839 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 1840 | align 16 |
1841 | overlapping_of_points_mmx: |
||
1842 | movd mm0, eax |
||
1843 | movd mm4, eax |
||
1844 | movd mm1, ebx |
||
1845 | pxor mm2, mm2 |
||
1846 | punpcklbw mm0, mm2 |
||
1847 | punpcklbw mm1, mm2 |
||
1848 | psubw mm1, mm0 |
||
1849 | movd mm3, ecx |
||
1850 | psrld mm3, 24 |
||
1851 | packuswb mm3, mm3 |
||
1852 | packuswb mm3, mm3 |
||
1853 | pmullw mm1, mm3 |
||
1854 | psrlw mm1, 8 |
||
1855 | packuswb mm1, mm2 |
||
1856 | paddb mm4, mm1 |
||
1857 | movd eax, mm4 |
||
1858 | ret |
||
2430 | mario79 | 1859 | ;------------------------------------------------------------------------------><>16><16>> |