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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: 2451 $ |
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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 | ;-------------------------------------- |
2448 | mario79 | 56 | ; check for hardware cursor |
2451 | mario79 | 57 | cmp [_display.select_cursor], select_cursor |
58 | je @f |
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2448 | mario79 | 59 | cmp [_display.select_cursor], 0 |
60 | jne .no_mouseunder |
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61 | ;-------------------------------------- |
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62 | align 4 |
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63 | @@: |
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2430 | mario79 | 64 | ; check mouse area for putpixel |
65 | test ecx, 0x04000000 ; don't load to mouseunder area |
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66 | jnz .no_mouseunder |
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67 | call [_display.check_m_pixel] |
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68 | test ecx, ecx ;0xff000000 |
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69 | jnz @f |
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2448 | mario79 | 70 | ;-------------------------------------- |
71 | align 4 |
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2430 | mario79 | 72 | .no_mouseunder: |
73 | ;-------------------------------------- |
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2446 | mario79 | 74 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
75 | mov ebx, [d_width_calc_area + ebx*4] |
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76 | lea ebx, [ebx + ebx*2] |
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2288 | clevermous | 77 | lea edi, [eax+eax*2]; edi = x*3 |
78 | add edi, ebx ; edi = x*3+(y*y multiplier) |
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79 | mov ecx, [LFB_BASE+edi] |
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2430 | mario79 | 80 | ;-------------------------------------- |
81 | align 4 |
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82 | @@: |
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2288 | clevermous | 83 | and ecx, 0xffffff |
84 | ret |
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2430 | mario79 | 85 | ;----------------------------------------------------------------------------- |
86 | align 4 |
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2288 | clevermous | 87 | Vesa20_getpixel32: |
2430 | mario79 | 88 | ;-------------------------------------- |
2448 | mario79 | 89 | ; check for hardware cursor |
2451 | mario79 | 90 | cmp [_display.select_cursor], select_cursor |
91 | je @f |
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2448 | mario79 | 92 | cmp [_display.select_cursor], 0 |
93 | jne .no_mouseunder |
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94 | ;-------------------------------------- |
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95 | align 4 |
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96 | @@: |
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2430 | mario79 | 97 | ; check mouse area for putpixel |
98 | test ecx, 0x04000000 ; don't load to mouseunder area |
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99 | jnz .no_mouseunder |
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100 | call [_display.check_m_pixel] |
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101 | test ecx, ecx ;0xff000000 |
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102 | jnz @f |
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2448 | mario79 | 103 | ;-------------------------------------- |
104 | align 4 |
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2430 | mario79 | 105 | .no_mouseunder: |
106 | ;-------------------------------------- |
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2446 | mario79 | 107 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
108 | mov ebx, [d_width_calc_area + ebx*4] |
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109 | shl ebx, 2 |
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2288 | clevermous | 110 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
111 | mov ecx, [LFB_BASE+edi] |
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2430 | mario79 | 112 | ;-------------------------------------- |
113 | align 4 |
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114 | @@: |
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2288 | clevermous | 115 | and ecx, 0xffffff |
116 | ret |
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2430 | mario79 | 117 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 118 | virtual at esp |
119 | putimg: |
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120 | .real_sx dd ? |
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121 | .real_sy dd ? |
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122 | .image_sx dd ? |
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123 | .image_sy dd ? |
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124 | .image_cx dd ? |
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125 | .image_cy dd ? |
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126 | .pti dd ? |
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127 | .abs_cx dd ? |
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128 | .abs_cy dd ? |
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129 | .line_increment dd ? |
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130 | .winmap_newline dd ? |
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131 | .screen_newline dd ? |
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2430 | mario79 | 132 | .real_sx_and_abs_cx dd ? |
133 | .real_sy_and_abs_cy dd ? |
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134 | .stack_data = 4*14 |
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2288 | clevermous | 135 | .edi dd ? |
136 | .esi dd ? |
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137 | .ebp dd ? |
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138 | .esp dd ? |
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139 | .ebx dd ? |
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140 | .edx dd ? |
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141 | .ecx dd ? |
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142 | .eax dd ? |
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143 | .ret_addr dd ? |
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144 | .arg_0 dd ? |
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145 | end virtual |
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2430 | mario79 | 146 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 147 | align 16 |
148 | ; ebx = pointer |
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149 | ; ecx = size [x|y] |
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150 | ; edx = coordinates [x|y] |
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151 | ; ebp = pointer to 'get' function |
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152 | ; esi = pointer to 'init' function |
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153 | ; edi = parameter for 'get' function |
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154 | vesa20_putimage: |
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155 | pushad |
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156 | sub esp, putimg.stack_data |
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157 | ; save pointer to image |
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158 | mov [putimg.pti], ebx |
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159 | ; unpack the size |
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160 | mov eax, ecx |
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161 | and ecx, 0xFFFF |
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162 | shr eax, 16 |
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163 | mov [putimg.image_sx], eax |
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164 | mov [putimg.image_sy], ecx |
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165 | ; unpack the coordinates |
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166 | mov eax, edx |
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167 | and edx, 0xFFFF |
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168 | shr eax, 16 |
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169 | mov [putimg.image_cx], eax |
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170 | mov [putimg.image_cy], edx |
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171 | ; calculate absolute (i.e. screen) coordinates |
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172 | mov eax, [TASK_BASE] |
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173 | mov ebx, [eax-twdw + WDATA.box.left] |
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174 | add ebx, [putimg.image_cx] |
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175 | mov [putimg.abs_cx], ebx |
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176 | mov ebx, [eax-twdw + WDATA.box.top] |
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177 | add ebx, [putimg.image_cy] |
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178 | mov [putimg.abs_cy], ebx |
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179 | ; real_sx = MIN(wnd_sx-image_cx, image_sx); |
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180 | mov ebx, [eax-twdw + WDATA.box.width]; ebx = wnd_sx |
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181 | ; \begin{diamond}[20.08.2006] |
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182 | ; note that WDATA.box.width is one pixel less than real window x-size |
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183 | inc ebx |
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184 | ; \end{diamond}[20.08.2006] |
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185 | sub ebx, [putimg.image_cx] |
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186 | ja @f |
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187 | add esp, putimg.stack_data |
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188 | popad |
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189 | ret |
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2430 | mario79 | 190 | ;-------------------------------------- |
191 | align 4 |
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2288 | clevermous | 192 | @@: |
193 | cmp ebx, [putimg.image_sx] |
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194 | jbe .end_x |
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195 | mov ebx, [putimg.image_sx] |
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2430 | mario79 | 196 | ;-------------------------------------- |
197 | align 4 |
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2288 | clevermous | 198 | .end_x: |
199 | mov [putimg.real_sx], ebx |
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200 | ; init real_sy |
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201 | mov ebx, [eax-twdw + WDATA.box.height]; ebx = wnd_sy |
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202 | ; \begin{diamond}[20.08.2006] |
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203 | inc ebx |
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204 | ; \end{diamond}[20.08.2006] |
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205 | sub ebx, [putimg.image_cy] |
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206 | ja @f |
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207 | add esp, putimg.stack_data |
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208 | popad |
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209 | ret |
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2430 | mario79 | 210 | ;-------------------------------------- |
211 | align 4 |
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2288 | clevermous | 212 | @@: |
213 | cmp ebx, [putimg.image_sy] |
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214 | jbe .end_y |
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215 | mov ebx, [putimg.image_sy] |
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2430 | mario79 | 216 | ;-------------------------------------- |
217 | align 4 |
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2288 | clevermous | 218 | .end_y: |
219 | mov [putimg.real_sy], ebx |
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220 | ; line increment |
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221 | mov eax, [putimg.image_sx] |
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222 | mov ecx, [putimg.real_sx] |
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223 | sub eax, ecx |
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224 | ;; imul eax, [putimg.source_bpp] |
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225 | ; lea eax, [eax + eax * 2] |
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226 | call esi |
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227 | add eax, [putimg.arg_0] |
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228 | mov [putimg.line_increment], eax |
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229 | ; winmap new line increment |
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230 | mov eax, [Screen_Max_X] |
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231 | inc eax |
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232 | sub eax, [putimg.real_sx] |
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233 | mov [putimg.winmap_newline], eax |
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234 | ; screen new line increment |
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235 | mov eax, [BytesPerScanLine] |
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236 | movzx ebx, byte [ScreenBPP] |
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237 | shr ebx, 3 |
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238 | imul ecx, ebx |
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239 | sub eax, ecx |
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240 | mov [putimg.screen_newline], eax |
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241 | ; pointer to image |
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242 | mov esi, [putimg.pti] |
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243 | ; pointer to screen |
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244 | mov edx, [putimg.abs_cy] |
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2446 | mario79 | 245 | ; imul edx, [BytesPerScanLine] |
246 | |||
247 | mov edx, [d_width_calc_area + edx*4] |
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248 | cmp bl, 4 |
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249 | je .32 |
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250 | lea edx, [edx+edx*2] |
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251 | jmp @f |
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252 | ;------------------------------------- |
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253 | align 4 |
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254 | .32: |
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255 | shl edx, 2 |
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256 | ;------------------------------------- |
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257 | align 4 |
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258 | @@: |
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2288 | clevermous | 259 | mov eax, [putimg.abs_cx] |
2446 | mario79 | 260 | ; movzx ebx, byte [ScreenBPP] |
261 | ; shr ebx, 3 |
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2288 | clevermous | 262 | imul eax, ebx |
263 | add edx, eax |
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264 | ; pointer to pixel map |
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265 | mov eax, [putimg.abs_cy] |
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2446 | mario79 | 266 | ; imul eax, [Screen_Max_X] |
267 | ; add eax, [putimg.abs_cy] |
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268 | mov eax, [d_width_calc_area + eax*4] |
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269 | |||
2288 | clevermous | 270 | add eax, [putimg.abs_cx] |
271 | add eax, [_WinMapAddress] |
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272 | xchg eax, ebp |
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2430 | mario79 | 273 | ;-------------------------------------- |
274 | mov ecx, [putimg.real_sx] |
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275 | add ecx, [putimg.abs_cx] |
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276 | mov [putimg.real_sx_and_abs_cx], ecx |
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277 | mov ecx, [putimg.real_sy] |
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278 | add ecx, [putimg.abs_cy] |
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279 | mov [putimg.real_sy_and_abs_cy], ecx |
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280 | ;-------------------------------------- |
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2288 | clevermous | 281 | ; get process number |
282 | mov ebx, [CURRENT_TASK] |
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283 | cmp byte [ScreenBPP], 32 |
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284 | je put_image_end_32 |
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2435 | mario79 | 285 | ;-------------------------------------- |
286 | put_image_end_24: |
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2288 | clevermous | 287 | mov edi, [putimg.real_sy] |
2435 | mario79 | 288 | cmp [_display.select_cursor], 0 |
289 | jne put_image_end_24_new |
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2430 | mario79 | 290 | ;-------------------------------------- |
291 | align 4 |
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2288 | clevermous | 292 | .new_line: |
293 | mov ecx, [putimg.real_sx] |
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2430 | mario79 | 294 | ;-------------------------------------- |
295 | align 4 |
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2288 | clevermous | 296 | .new_x: |
297 | push [putimg.edi] |
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298 | mov eax, [putimg.ebp+4] |
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299 | call eax |
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300 | cmp [ebp], bl |
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301 | jne .skip |
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2430 | mario79 | 302 | ;-------------------------------------- |
2448 | mario79 | 303 | ; check for hardware cursor |
304 | cmp [_display.select_cursor], 0 |
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305 | jne .no_mouseunder |
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2430 | mario79 | 306 | push ecx |
307 | |||
308 | neg ecx |
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309 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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310 | shl ecx, 16 |
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311 | add ecx, [putimg.real_sy_and_abs_cy + 4] |
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312 | sub ecx, edi |
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313 | |||
314 | ; check mouse area for putpixel |
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2435 | mario79 | 315 | call check_mouse_area_for_putpixel |
2430 | mario79 | 316 | pop ecx |
2448 | mario79 | 317 | ;-------------------------------------- |
318 | align 4 |
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319 | .no_mouseunder: |
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2430 | mario79 | 320 | ; store to real LFB |
2288 | clevermous | 321 | mov [LFB_BASE+edx], ax |
322 | shr eax, 16 |
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323 | mov [LFB_BASE+edx+2], al |
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2430 | mario79 | 324 | ;-------------------------------------- |
325 | align 4 |
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2288 | clevermous | 326 | .skip: |
327 | add edx, 3 |
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328 | inc ebp |
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329 | dec ecx |
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330 | jnz .new_x |
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2435 | mario79 | 331 | |
2288 | clevermous | 332 | add esi, [putimg.line_increment] |
333 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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334 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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2435 | mario79 | 335 | |
2288 | clevermous | 336 | cmp [putimg.ebp], putimage_get1bpp |
337 | jz .correct |
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338 | cmp [putimg.ebp], putimage_get2bpp |
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339 | jz .correct |
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340 | cmp [putimg.ebp], putimage_get4bpp |
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341 | jnz @f |
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2430 | mario79 | 342 | ;-------------------------------------- |
343 | align 4 |
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2288 | clevermous | 344 | .correct: |
345 | mov eax, [putimg.edi] |
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346 | mov byte [eax], 80h |
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2430 | mario79 | 347 | ;-------------------------------------- |
348 | align 4 |
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2288 | clevermous | 349 | @@: |
350 | dec edi |
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351 | jnz .new_line |
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2430 | mario79 | 352 | ;-------------------------------------- |
353 | align 4 |
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2288 | clevermous | 354 | .finish: |
355 | add esp, putimg.stack_data |
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356 | popad |
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357 | ret |
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2435 | mario79 | 358 | ;-------------------------------------- |
359 | align 4 |
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360 | put_image_end_24_new: |
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361 | ;-------------------------------------- |
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362 | align 4 |
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363 | .new_line: |
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364 | mov ecx, [putimg.real_sx] |
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365 | ;-------------------------------------- |
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366 | align 4 |
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367 | .new_x: |
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368 | push [putimg.edi] |
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369 | mov eax, [putimg.ebp+4] |
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370 | call eax |
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371 | cmp [ebp], bl |
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372 | jne .skip |
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373 | ;-------------------------------------- |
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2448 | mario79 | 374 | ; check for hardware cursor |
375 | cmp [_display.select_cursor], select_cursor |
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376 | jne .no_mouseunder |
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377 | |||
2435 | mario79 | 378 | push ecx |
379 | mov ecx, [putimg.real_sy_and_abs_cy + 4] |
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380 | sub ecx, edi |
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381 | ;-------------------------------------- |
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382 | ; check for Y |
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383 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
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384 | jb .no_mouse_area |
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385 | |||
386 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
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387 | jae .no_mouse_area |
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388 | |||
389 | rol ecx, 16 |
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390 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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391 | sub ecx, [esp] |
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392 | ;-------------------------------------- |
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393 | ; check for X |
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394 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
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395 | jb .no_mouse_area |
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396 | |||
397 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
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398 | jae .no_mouse_area |
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399 | ;-------------------------------------- |
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400 | ; check mouse area for putpixel |
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401 | call check_mouse_area_for_putpixel_new.1 |
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402 | ;-------------------------------------- |
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403 | align 4 |
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404 | .no_mouse_area: |
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405 | pop ecx |
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2448 | mario79 | 406 | ;-------------------------------------- |
407 | align 4 |
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408 | .no_mouseunder: |
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2435 | mario79 | 409 | ; store to real LFB |
410 | mov [LFB_BASE+edx], ax |
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411 | shr eax, 16 |
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412 | mov [LFB_BASE+edx+2], al |
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413 | ;-------------------------------------- |
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414 | align 4 |
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415 | .skip: |
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416 | add edx, 3 |
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417 | inc ebp |
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418 | dec ecx |
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419 | jnz .new_x |
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420 | |||
421 | add esi, [putimg.line_increment] |
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422 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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423 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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424 | |||
425 | cmp [putimg.ebp], putimage_get1bpp |
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426 | jz .correct |
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427 | cmp [putimg.ebp], putimage_get2bpp |
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428 | jz .correct |
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429 | cmp [putimg.ebp], putimage_get4bpp |
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430 | jnz @f |
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431 | ;-------------------------------------- |
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432 | align 4 |
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433 | .correct: |
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434 | mov eax, [putimg.edi] |
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435 | mov byte [eax], 80h |
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436 | ;-------------------------------------- |
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437 | align 4 |
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438 | @@: |
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439 | dec edi |
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440 | jnz .new_line |
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441 | jmp put_image_end_24.finish |
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2430 | mario79 | 442 | ;------------------------------------------------------------------------------ |
443 | align 4 |
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2288 | clevermous | 444 | put_image_end_32: |
445 | mov edi, [putimg.real_sy] |
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2435 | mario79 | 446 | cmp [_display.select_cursor], 0 |
447 | jne put_image_end_32_new |
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2430 | mario79 | 448 | ;-------------------------------------- |
449 | align 4 |
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2288 | clevermous | 450 | .new_line: |
451 | mov ecx, [putimg.real_sx] |
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2430 | mario79 | 452 | ;-------------------------------------- |
453 | align 4 |
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2288 | clevermous | 454 | .new_x: |
455 | push [putimg.edi] |
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456 | mov eax, [putimg.ebp+4] |
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457 | call eax |
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458 | cmp [ebp], bl |
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459 | jne .skip |
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2430 | mario79 | 460 | ;-------------------------------------- |
2448 | mario79 | 461 | ; check for hardware cursor |
462 | cmp [_display.select_cursor], 0 |
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463 | jne .no_mouseunder |
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464 | |||
2430 | mario79 | 465 | push ecx |
466 | |||
467 | neg ecx |
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468 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
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469 | shl ecx, 16 |
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470 | add ecx, [putimg.real_sy_and_abs_cy + 4] |
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471 | sub ecx, edi |
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472 | |||
473 | ; check mouse area for putpixel |
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2435 | mario79 | 474 | call check_mouse_area_for_putpixel |
2430 | mario79 | 475 | pop ecx |
2448 | mario79 | 476 | ;-------------------------------------- |
477 | align 4 |
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478 | .no_mouseunder: |
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2430 | mario79 | 479 | ; store to real LFB |
2288 | clevermous | 480 | mov [LFB_BASE+edx], eax |
2430 | mario79 | 481 | ;-------------------------------------- |
482 | align 4 |
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2288 | clevermous | 483 | .skip: |
484 | add edx, 4 |
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485 | inc ebp |
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486 | dec ecx |
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487 | jnz .new_x |
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2435 | mario79 | 488 | |
2288 | clevermous | 489 | add esi, [putimg.line_increment] |
490 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
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491 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
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2435 | mario79 | 492 | |
2288 | clevermous | 493 | cmp [putimg.ebp], putimage_get1bpp |
494 | jz .correct |
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495 | cmp [putimg.ebp], putimage_get2bpp |
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496 | jz .correct |
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497 | cmp [putimg.ebp], putimage_get4bpp |
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498 | jnz @f |
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2430 | mario79 | 499 | ;-------------------------------------- |
500 | align 4 |
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2288 | clevermous | 501 | .correct: |
502 | mov eax, [putimg.edi] |
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503 | mov byte [eax], 80h |
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2430 | mario79 | 504 | ;-------------------------------------- |
505 | align 4 |
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2288 | clevermous | 506 | @@: |
507 | dec edi |
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508 | jnz .new_line |
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2430 | mario79 | 509 | ;-------------------------------------- |
510 | align 4 |
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2288 | clevermous | 511 | .finish: |
512 | add esp, putimg.stack_data |
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513 | popad |
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2436 | mario79 | 514 | cmp [SCR_MODE], dword 0x12 |
515 | jne @f |
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2288 | clevermous | 516 | call VGA__putimage |
2436 | mario79 | 517 | ;-------------------------------------- |
518 | align 4 |
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519 | @@: |
||
2288 | clevermous | 520 | mov [EGA_counter], 1 |
521 | ret |
||
2435 | mario79 | 522 | ;-------------------------------------- |
523 | align 4 |
||
524 | put_image_end_32_new: |
||
525 | ;-------------------------------------- |
||
526 | align 4 |
||
527 | .new_line: |
||
528 | mov ecx, [putimg.real_sx] |
||
529 | ;-------------------------------------- |
||
530 | align 4 |
||
531 | .new_x: |
||
532 | push [putimg.edi] |
||
533 | mov eax, [putimg.ebp+4] |
||
534 | call eax |
||
535 | cmp [ebp], bl |
||
536 | jne .skip |
||
537 | ;-------------------------------------- |
||
2448 | mario79 | 538 | ; check for hardware cursor |
539 | cmp [_display.select_cursor], select_cursor |
||
540 | jne .no_mouseunder |
||
2435 | mario79 | 541 | push ecx |
542 | mov ecx, [putimg.real_sy_and_abs_cy + 4] |
||
543 | sub ecx, edi |
||
544 | ;-------------------------------------- |
||
545 | ; check for Y |
||
546 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
547 | jb .no_mouse_area |
||
548 | |||
549 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
550 | jae .no_mouse_area |
||
551 | |||
552 | rol ecx, 16 |
||
553 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
||
554 | sub ecx, [esp] |
||
555 | ;-------------------------------------- |
||
556 | ; check for X |
||
557 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
558 | jb .no_mouse_area |
||
559 | |||
560 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
561 | jae .no_mouse_area |
||
562 | ;-------------------------------------- |
||
563 | ; check mouse area for putpixel |
||
564 | call check_mouse_area_for_putpixel_new.1 |
||
565 | ;-------------------------------------- |
||
566 | align 4 |
||
567 | .no_mouse_area: |
||
568 | pop ecx |
||
2448 | mario79 | 569 | ;-------------------------------------- |
570 | align 4 |
||
571 | .no_mouseunder: |
||
2435 | mario79 | 572 | ; store to real LFB |
573 | mov [LFB_BASE+edx], eax |
||
574 | ;-------------------------------------- |
||
575 | align 4 |
||
576 | .skip: |
||
577 | add edx, 4 |
||
578 | inc ebp |
||
579 | dec ecx |
||
580 | jnz .new_x |
||
581 | |||
582 | add esi, [putimg.line_increment] |
||
583 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
584 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
585 | |||
586 | cmp [putimg.ebp], putimage_get1bpp |
||
587 | jz .correct |
||
588 | cmp [putimg.ebp], putimage_get2bpp |
||
589 | jz .correct |
||
590 | cmp [putimg.ebp], putimage_get4bpp |
||
591 | jnz @f |
||
592 | ;-------------------------------------- |
||
593 | align 4 |
||
594 | .correct: |
||
595 | mov eax, [putimg.edi] |
||
596 | mov byte [eax], 80h |
||
597 | ;-------------------------------------- |
||
598 | align 4 |
||
599 | @@: |
||
600 | dec edi |
||
601 | jnz .new_line |
||
602 | jmp put_image_end_32.finish |
||
2430 | mario79 | 603 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 604 | align 4 |
605 | __sys_putpixel: |
||
606 | |||
607 | ; eax = x coordinate |
||
608 | ; ebx = y coordinate |
||
609 | ; ecx = ?? RR GG BB ; 0x01000000 negation |
||
2423 | mario79 | 610 | ; 0x02000000 used for draw_rectangle without top line |
611 | ; for example drawwindow_III and drawwindow_IV |
||
2288 | clevermous | 612 | ; edi = 0x00000001 force |
613 | |||
614 | ;;; mov [novesachecksum], dword 0 |
||
615 | pushad |
||
616 | cmp [Screen_Max_X], eax |
||
617 | jb .exit |
||
618 | cmp [Screen_Max_Y], ebx |
||
619 | jb .exit |
||
620 | test edi, 1 ; force ? |
||
621 | jnz .forced |
||
622 | |||
623 | ; not forced: |
||
2438 | mario79 | 624 | mov edx, [d_width_calc_area + ebx*4] |
625 | add edx, [_WinMapAddress] |
||
2288 | clevermous | 626 | movzx edx, byte [eax+edx] |
627 | cmp edx, [CURRENT_TASK] |
||
628 | jne .exit |
||
2430 | mario79 | 629 | ;-------------------------------------- |
630 | align 4 |
||
2288 | clevermous | 631 | .forced: |
632 | ; check if negation |
||
633 | test ecx, 0x01000000 |
||
634 | jz .noneg |
||
2430 | mario79 | 635 | |
2288 | clevermous | 636 | call getpixel |
637 | not ecx |
||
2430 | mario79 | 638 | |
639 | rol ecx, 8 |
||
640 | mov cl, [esp+32-8+3] |
||
641 | ror ecx, 8 |
||
2288 | clevermous | 642 | mov [esp+32-8], ecx |
2430 | mario79 | 643 | ;-------------------------------------- |
644 | align 4 |
||
2288 | clevermous | 645 | .noneg: |
646 | ; OK to set pixel |
||
647 | call dword [PUTPIXEL]; call the real put_pixel function |
||
2430 | mario79 | 648 | ;-------------------------------------- |
649 | align 4 |
||
2288 | clevermous | 650 | .exit: |
651 | popad |
||
652 | ret |
||
2430 | mario79 | 653 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 654 | align 4 |
655 | Vesa20_putpixel24: |
||
656 | ; eax = x |
||
657 | ; ebx = y |
||
2430 | mario79 | 658 | mov ecx, eax |
659 | shl ecx, 16 |
||
660 | mov cx, bx |
||
661 | |||
2446 | mario79 | 662 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
663 | mov ebx, [d_width_calc_area + ebx*4] |
||
664 | lea ebx, [ebx + ebx*2] |
||
665 | |||
2288 | clevermous | 666 | lea edi, [eax+eax*2]; edi = x*3 |
667 | mov eax, [esp+32-8+4] |
||
2430 | mario79 | 668 | ;-------------------------------------- |
2448 | mario79 | 669 | ; check for hardware cursor |
670 | cmp [_display.select_cursor], 0 |
||
671 | jne @f |
||
2430 | mario79 | 672 | ; check mouse area for putpixel |
673 | test eax, 0x04000000 |
||
674 | jnz @f |
||
2436 | mario79 | 675 | call check_mouse_area_for_putpixel |
2430 | mario79 | 676 | ;-------------------------------------- |
677 | align 4 |
||
678 | @@: |
||
679 | ; store to real LFB |
||
2288 | clevermous | 680 | mov [LFB_BASE+ebx+edi], ax |
681 | shr eax, 16 |
||
682 | mov [LFB_BASE+ebx+edi+2], al |
||
2436 | mario79 | 683 | ret |
684 | ;----------------------------------------------------------------------------- |
||
685 | align 4 |
||
686 | Vesa20_putpixel24_new: |
||
687 | ; eax = x |
||
688 | ; ebx = y |
||
689 | mov ecx, eax |
||
690 | shl ecx, 16 |
||
691 | mov cx, bx |
||
692 | |||
2446 | mario79 | 693 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
694 | mov ebx, [d_width_calc_area + ebx*4] |
||
695 | lea ebx, [ebx + ebx*2] |
||
696 | |||
2436 | mario79 | 697 | lea edi, [eax+eax*2]; edi = x*3 |
698 | mov eax, [esp+32-8+4] |
||
2430 | mario79 | 699 | ;-------------------------------------- |
2448 | mario79 | 700 | ; check for hardware cursor |
701 | cmp [_display.select_cursor], select_cursor |
||
702 | jne @f |
||
2436 | mario79 | 703 | ; check mouse area for putpixel |
704 | test eax, 0x04000000 |
||
705 | jnz @f |
||
706 | ;-------------------------------------- |
||
707 | ; check for Y |
||
708 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
709 | jb @f |
||
710 | |||
711 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
712 | jae @f |
||
713 | |||
714 | rol ecx, 16 |
||
715 | ;-------------------------------------- |
||
716 | ; check for X |
||
717 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
718 | jb @f |
||
719 | |||
720 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
721 | jae @f |
||
722 | |||
723 | call check_mouse_area_for_putpixel_new.1 |
||
724 | ;-------------------------------------- |
||
725 | align 4 |
||
726 | @@: |
||
727 | ; store to real LFB |
||
728 | mov [LFB_BASE+ebx+edi], ax |
||
729 | shr eax, 16 |
||
730 | mov [LFB_BASE+ebx+edi+2], al |
||
2288 | clevermous | 731 | ret |
2430 | mario79 | 732 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 733 | align 4 |
734 | Vesa20_putpixel32: |
||
735 | ; eax = x |
||
736 | ; ebx = y |
||
2430 | mario79 | 737 | mov ecx, eax |
738 | shl ecx, 16 |
||
739 | mov cx, bx |
||
740 | |||
2446 | mario79 | 741 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
742 | mov ebx, [d_width_calc_area + ebx*4] |
||
743 | shl ebx, 2 |
||
744 | |||
2288 | clevermous | 745 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
746 | mov eax, [esp+32-8+4]; eax = color |
||
2430 | mario79 | 747 | ;-------------------------------------- |
2448 | mario79 | 748 | ; check for hardware cursor |
749 | cmp [_display.select_cursor], 0 |
||
750 | jne @f |
||
2430 | mario79 | 751 | ; check mouse area for putpixel |
752 | test eax, 0x04000000 |
||
753 | jnz @f |
||
2436 | mario79 | 754 | call check_mouse_area_for_putpixel |
2430 | mario79 | 755 | ;-------------------------------------- |
756 | align 4 |
||
757 | @@: |
||
758 | and eax, 0xffffff |
||
759 | ; store to real LFB |
||
2288 | clevermous | 760 | mov [LFB_BASE+edi], eax |
2436 | mario79 | 761 | ret |
762 | ;----------------------------------------------------------------------------- |
||
763 | align 4 |
||
764 | Vesa20_putpixel32_new: |
||
765 | ; eax = x |
||
766 | ; ebx = y |
||
767 | mov ecx, eax |
||
768 | shl ecx, 16 |
||
769 | mov cx, bx |
||
770 | |||
2446 | mario79 | 771 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
772 | mov ebx, [d_width_calc_area + ebx*4] |
||
773 | shl ebx, 2 |
||
774 | |||
2436 | mario79 | 775 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
776 | mov eax, [esp+32-8+4]; eax = color |
||
2430 | mario79 | 777 | ;-------------------------------------- |
2448 | mario79 | 778 | ; check for hardware cursor |
779 | cmp [_display.select_cursor], select_cursor |
||
780 | jne @f |
||
2436 | mario79 | 781 | ; check mouse area for putpixel |
782 | test eax, 0x04000000 |
||
783 | jnz @f |
||
784 | ;-------------------------------------- |
||
785 | ; check for Y |
||
786 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
787 | jb @f |
||
788 | |||
789 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
790 | jae @f |
||
791 | |||
792 | rol ecx, 16 |
||
793 | ;-------------------------------------- |
||
794 | ; check for X |
||
795 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
796 | jb @f |
||
797 | |||
798 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
799 | jae @f |
||
800 | |||
801 | call check_mouse_area_for_putpixel_new.1 |
||
802 | ;-------------------------------------- |
||
803 | align 4 |
||
804 | @@: |
||
805 | and eax, 0xffffff |
||
806 | ; store to real LFB |
||
807 | mov [LFB_BASE+edi], eax |
||
2288 | clevermous | 808 | ret |
2430 | mario79 | 809 | ;----------------------------------------------------------------------------- |
810 | align 4 |
||
2288 | clevermous | 811 | calculate_edi: |
2446 | mario79 | 812 | ; mov edi, ebx |
813 | ; imul edi, [Screen_Max_X] |
||
814 | ; add edi, ebx |
||
815 | mov edi, [d_width_calc_area + ebx*4] |
||
2288 | clevermous | 816 | add edi, eax |
817 | ret |
||
2430 | mario79 | 818 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 819 | ; DRAWLINE |
2430 | mario79 | 820 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 821 | align 4 |
822 | __sys_draw_line: |
||
823 | ; draw a line |
||
824 | ; eax = HIWORD = x1 |
||
825 | ; LOWORD = x2 |
||
826 | ; ebx = HIWORD = y1 |
||
827 | ; LOWORD = y2 |
||
828 | ; ecx = color |
||
829 | ; edi = force ? |
||
830 | pusha |
||
831 | |||
832 | dl_x1 equ esp+20 |
||
833 | dl_y1 equ esp+16 |
||
834 | dl_x2 equ esp+12 |
||
835 | dl_y2 equ esp+8 |
||
836 | dl_dx equ esp+4 |
||
837 | dl_dy equ esp+0 |
||
838 | |||
839 | xor edx, edx ; clear edx |
||
840 | xor esi, esi ; unpack arguments |
||
841 | xor ebp, ebp |
||
842 | mov si, ax ; esi = x2 |
||
843 | mov bp, bx ; ebp = y2 |
||
844 | shr eax, 16 ; eax = x1 |
||
845 | shr ebx, 16 ; ebx = y1 |
||
846 | push eax ; save x1 |
||
847 | push ebx ; save y1 |
||
848 | push esi ; save x2 |
||
849 | push ebp ; save y2 |
||
850 | ; checking x-axis... |
||
851 | sub esi, eax ; esi = x2-x1 |
||
852 | push esi ; save y2-y1 |
||
853 | jl .x2lx1 ; is x2 less than x1 ? |
||
854 | jg .no_vline ; x1 > x2 ? |
||
855 | mov edx, ebp ; else (if x1=x2) |
||
856 | call vline |
||
857 | push edx ; necessary to rightly restore stack frame at .exit |
||
858 | jmp .exit |
||
2430 | mario79 | 859 | ;-------------------------------------- |
860 | align 4 |
||
2288 | clevermous | 861 | .x2lx1: |
862 | neg esi ; get esi absolute value |
||
2430 | mario79 | 863 | ;-------------------------------------- |
864 | align 4 |
||
2288 | clevermous | 865 | .no_vline: |
866 | ; checking y-axis... |
||
867 | sub ebp, ebx ; ebp = y2-y1 |
||
868 | push ebp ; save y2-y1 |
||
869 | jl .y2ly1 ; is y2 less than y1 ? |
||
870 | jg .no_hline ; y1 > y2 ? |
||
871 | mov edx, [dl_x2]; else (if y1=y2) |
||
872 | call hline |
||
873 | jmp .exit |
||
2430 | mario79 | 874 | ;-------------------------------------- |
875 | align 4 |
||
2288 | clevermous | 876 | .y2ly1: |
877 | neg ebp ; get ebp absolute value |
||
2430 | mario79 | 878 | ;-------------------------------------- |
879 | align 4 |
||
2288 | clevermous | 880 | .no_hline: |
881 | cmp ebp, esi |
||
882 | jle .x_rules ; |y2-y1| < |x2-x1| ? |
||
883 | cmp [dl_y2], ebx; make sure y1 is at the begining |
||
884 | jge .no_reverse1 |
||
885 | neg dword [dl_dx] |
||
886 | mov edx, [dl_x2] |
||
887 | mov [dl_x2], eax |
||
888 | mov [dl_x1], edx |
||
889 | mov edx, [dl_y2] |
||
890 | mov [dl_y2], ebx |
||
891 | mov [dl_y1], edx |
||
2430 | mario79 | 892 | ;-------------------------------------- |
893 | align 4 |
||
2288 | clevermous | 894 | .no_reverse1: |
895 | mov eax, [dl_dx] |
||
896 | cdq ; extend eax sing to edx |
||
897 | shl eax, 16 ; using 16bit fix-point maths |
||
898 | idiv ebp ; eax = ((x2-x1)*65536)/(y2-y1) |
||
2353 | mario79 | 899 | ;-------------------------------------- |
900 | ; correction for the remainder of the division |
||
901 | shl edx, 1 |
||
902 | cmp ebp, edx |
||
903 | jb @f |
||
904 | inc eax |
||
2430 | mario79 | 905 | ;-------------------------------------- |
906 | align 4 |
||
2353 | mario79 | 907 | @@: |
908 | ;-------------------------------------- |
||
2288 | clevermous | 909 | mov edx, ebp ; edx = counter (number of pixels to draw) |
910 | mov ebp, 1 *65536; <<16 ; ebp = dy = 1.0 |
||
911 | mov esi, eax ; esi = dx |
||
912 | jmp .y_rules |
||
2430 | mario79 | 913 | ;-------------------------------------- |
914 | align 4 |
||
2288 | clevermous | 915 | .x_rules: |
916 | cmp [dl_x2], eax ; make sure x1 is at the begining |
||
917 | jge .no_reverse2 |
||
918 | neg dword [dl_dy] |
||
919 | mov edx, [dl_x2] |
||
920 | mov [dl_x2], eax |
||
921 | mov [dl_x1], edx |
||
922 | mov edx, [dl_y2] |
||
923 | mov [dl_y2], ebx |
||
924 | mov [dl_y1], edx |
||
2430 | mario79 | 925 | ;-------------------------------------- |
926 | align 4 |
||
2288 | clevermous | 927 | .no_reverse2: |
928 | xor edx, edx |
||
929 | mov eax, [dl_dy] |
||
930 | cdq ; extend eax sing to edx |
||
931 | shl eax, 16 ; using 16bit fix-point maths |
||
932 | idiv esi ; eax = ((y2-y1)*65536)/(x2-x1) |
||
2353 | mario79 | 933 | ;-------------------------------------- |
934 | ; correction for the remainder of the division |
||
935 | shl edx, 1 |
||
936 | cmp esi, edx |
||
937 | jb @f |
||
938 | inc eax |
||
2430 | mario79 | 939 | ;-------------------------------------- |
940 | align 4 |
||
2353 | mario79 | 941 | @@: |
942 | ;-------------------------------------- |
||
2288 | clevermous | 943 | mov edx, esi ; edx = counter (number of pixels to draw) |
944 | mov esi, 1 *65536;<< 16 ; esi = dx = 1.0 |
||
945 | mov ebp, eax ; ebp = dy |
||
2430 | mario79 | 946 | ;-------------------------------------- |
947 | align 4 |
||
2288 | clevermous | 948 | .y_rules: |
949 | mov eax, [dl_x1] |
||
950 | mov ebx, [dl_y1] |
||
951 | shl eax, 16 |
||
952 | shl ebx, 16 |
||
2353 | mario79 | 953 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 954 | align 4 |
955 | .draw: |
||
956 | push eax ebx |
||
2353 | mario79 | 957 | ;-------------------------------------- |
958 | ; correction for the remainder of the division |
||
959 | test ah, 0x80 |
||
960 | jz @f |
||
961 | add eax, 1 shl 16 |
||
2430 | mario79 | 962 | ;-------------------------------------- |
963 | align 4 |
||
2353 | mario79 | 964 | @@: |
965 | ;-------------------------------------- |
||
2288 | clevermous | 966 | shr eax, 16 |
2353 | mario79 | 967 | ;-------------------------------------- |
968 | ; correction for the remainder of the division |
||
969 | test bh, 0x80 |
||
970 | jz @f |
||
971 | add ebx, 1 shl 16 |
||
2430 | mario79 | 972 | ;-------------------------------------- |
973 | align 4 |
||
2353 | mario79 | 974 | @@: |
975 | ;-------------------------------------- |
||
2288 | clevermous | 976 | shr ebx, 16 |
2430 | mario79 | 977 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 978 | call [putpixel] |
979 | pop ebx eax |
||
980 | add ebx, ebp ; y = y+dy |
||
981 | add eax, esi ; x = x+dx |
||
982 | dec edx |
||
983 | jnz .draw |
||
984 | ; force last drawn pixel to be at (x2,y2) |
||
985 | mov eax, [dl_x2] |
||
986 | mov ebx, [dl_y2] |
||
2430 | mario79 | 987 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 988 | call [putpixel] |
2430 | mario79 | 989 | ;-------------------------------------- |
990 | align 4 |
||
2288 | clevermous | 991 | .exit: |
992 | add esp, 6*4 |
||
993 | popa |
||
2430 | mario79 | 994 | ; call [draw_pointer] |
2288 | clevermous | 995 | ret |
2430 | mario79 | 996 | ;------------------------------------------------------------------------------ |
997 | align 4 |
||
2288 | clevermous | 998 | hline: |
999 | ; draw an horizontal line |
||
1000 | ; eax = x1 |
||
1001 | ; edx = x2 |
||
1002 | ; ebx = y |
||
1003 | ; ecx = color |
||
1004 | ; edi = force ? |
||
1005 | push eax edx |
||
1006 | cmp edx, eax ; make sure x2 is above x1 |
||
1007 | jge @f |
||
1008 | xchg eax, edx |
||
2430 | mario79 | 1009 | ;-------------------------------------- |
1010 | align 4 |
||
2288 | clevermous | 1011 | @@: |
2430 | mario79 | 1012 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 1013 | call [putpixel] |
1014 | inc eax |
||
1015 | cmp eax, edx |
||
1016 | jle @b |
||
1017 | pop edx eax |
||
1018 | ret |
||
2430 | mario79 | 1019 | ;------------------------------------------------------------------------------ |
1020 | align 4 |
||
2288 | clevermous | 1021 | vline: |
1022 | ; draw a vertical line |
||
1023 | ; eax = x |
||
1024 | ; ebx = y1 |
||
1025 | ; edx = y2 |
||
1026 | ; ecx = color |
||
1027 | ; edi = force ? |
||
1028 | push ebx edx |
||
1029 | cmp edx, ebx ; make sure y2 is above y1 |
||
1030 | jge @f |
||
1031 | xchg ebx, edx |
||
2430 | mario79 | 1032 | ;-------------------------------------- |
1033 | align 4 |
||
2288 | clevermous | 1034 | @@: |
2430 | mario79 | 1035 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2288 | clevermous | 1036 | call [putpixel] |
1037 | inc ebx |
||
1038 | cmp ebx, edx |
||
1039 | jle @b |
||
1040 | pop edx ebx |
||
1041 | ret |
||
2430 | mario79 | 1042 | ;------------------------------------------------------------------------------ |
1043 | align 4 |
||
2288 | clevermous | 1044 | virtual at esp |
1045 | drbar: |
||
1046 | .bar_sx dd ? |
||
1047 | .bar_sy dd ? |
||
1048 | .bar_cx dd ? |
||
1049 | .bar_cy dd ? |
||
1050 | .abs_cx dd ? |
||
1051 | .abs_cy dd ? |
||
1052 | .real_sx dd ? |
||
1053 | .real_sy dd ? |
||
1054 | .color dd ? |
||
1055 | .line_inc_scr dd ? |
||
1056 | .line_inc_map dd ? |
||
2430 | mario79 | 1057 | .real_sx_and_abs_cx dd ? |
1058 | .real_sy_and_abs_cy dd ? |
||
1059 | .stack_data = 4*13 |
||
2288 | clevermous | 1060 | end virtual |
2430 | mario79 | 1061 | ;-------------------------------------- |
2288 | clevermous | 1062 | align 4 |
1063 | ; eax cx |
||
1064 | ; ebx cy |
||
1065 | ; ecx xe |
||
1066 | ; edx ye |
||
1067 | ; edi color |
||
1068 | vesa20_drawbar: |
||
1069 | pushad |
||
1070 | sub esp, drbar.stack_data |
||
1071 | mov [drbar.color], edi |
||
1072 | sub edx, ebx |
||
1073 | jle .exit ;// mike.dld, 2005-01-29 |
||
1074 | sub ecx, eax |
||
1075 | jle .exit ;// mike.dld, 2005-01-29 |
||
1076 | mov [drbar.bar_sy], edx |
||
1077 | mov [drbar.bar_sx], ecx |
||
1078 | mov [drbar.bar_cx], eax |
||
1079 | mov [drbar.bar_cy], ebx |
||
1080 | mov edi, [TASK_BASE] |
||
1081 | add eax, [edi-twdw + WDATA.box.left]; win_cx |
||
1082 | add ebx, [edi-twdw + WDATA.box.top]; win_cy |
||
1083 | mov [drbar.abs_cx], eax |
||
1084 | mov [drbar.abs_cy], ebx |
||
1085 | ; real_sx = MIN(wnd_sx-bar_cx, bar_sx); |
||
1086 | mov ebx, [edi-twdw + WDATA.box.width]; ebx = wnd_sx |
||
1087 | ; \begin{diamond}[20.08.2006] |
||
1088 | ; note that WDATA.box.width is one pixel less than real window x-size |
||
1089 | inc ebx |
||
1090 | ; \end{diamond}[20.08.2006] |
||
1091 | sub ebx, [drbar.bar_cx] |
||
1092 | ja @f |
||
2430 | mario79 | 1093 | ;-------------------------------------- |
1094 | align 4 |
||
2288 | clevermous | 1095 | .exit: ;// mike.dld, 2005-01-29 |
1096 | add esp, drbar.stack_data |
||
1097 | popad |
||
1098 | xor eax, eax |
||
1099 | inc eax |
||
1100 | ret |
||
2430 | mario79 | 1101 | ;-------------------------------------- |
1102 | align 4 |
||
2288 | clevermous | 1103 | @@: |
1104 | cmp ebx, [drbar.bar_sx] |
||
1105 | jbe .end_x |
||
1106 | mov ebx, [drbar.bar_sx] |
||
2430 | mario79 | 1107 | ;-------------------------------------- |
1108 | align 4 |
||
2288 | clevermous | 1109 | .end_x: |
1110 | mov [drbar.real_sx], ebx |
||
1111 | ; real_sy = MIN(wnd_sy-bar_cy, bar_sy); |
||
1112 | mov ebx, [edi-twdw + WDATA.box.height]; ebx = wnd_sy |
||
1113 | ; \begin{diamond}[20.08.2006] |
||
1114 | inc ebx |
||
1115 | ; \end{diamond} |
||
1116 | sub ebx, [drbar.bar_cy] |
||
1117 | ja @f |
||
1118 | add esp, drbar.stack_data |
||
1119 | popad |
||
1120 | xor eax, eax |
||
1121 | inc eax |
||
1122 | ret |
||
2430 | mario79 | 1123 | ;-------------------------------------- |
1124 | align 4 |
||
2288 | clevermous | 1125 | @@: |
1126 | cmp ebx, [drbar.bar_sy] |
||
1127 | jbe .end_y |
||
1128 | mov ebx, [drbar.bar_sy] |
||
2430 | mario79 | 1129 | ;-------------------------------------- |
1130 | align 4 |
||
2288 | clevermous | 1131 | .end_y: |
1132 | mov [drbar.real_sy], ebx |
||
1133 | ; line_inc_map |
||
1134 | mov eax, [Screen_Max_X] |
||
1135 | sub eax, [drbar.real_sx] |
||
1136 | inc eax |
||
1137 | mov [drbar.line_inc_map], eax |
||
1138 | ; line_inc_scr |
||
1139 | mov eax, [drbar.real_sx] |
||
1140 | movzx ebx, byte [ScreenBPP] |
||
1141 | shr ebx, 3 |
||
1142 | imul eax, ebx |
||
1143 | neg eax |
||
1144 | add eax, [BytesPerScanLine] |
||
1145 | mov [drbar.line_inc_scr], eax |
||
1146 | ; pointer to screen |
||
1147 | mov edx, [drbar.abs_cy] |
||
2446 | mario79 | 1148 | ; imul edx, [BytesPerScanLine] |
1149 | |||
1150 | mov edx, [d_width_calc_area + edx*4] |
||
1151 | cmp bl, 4 |
||
1152 | je .32 |
||
1153 | lea edx, [edx+edx*2] |
||
1154 | jmp @f |
||
1155 | ;------------------------------------- |
||
1156 | align 4 |
||
1157 | .32: |
||
1158 | shl edx, 2 |
||
1159 | ;------------------------------------- |
||
1160 | align 4 |
||
1161 | @@: |
||
2288 | clevermous | 1162 | mov eax, [drbar.abs_cx] |
1163 | imul eax, ebx |
||
1164 | add edx, eax |
||
1165 | ; pointer to pixel map |
||
1166 | mov eax, [drbar.abs_cy] |
||
2446 | mario79 | 1167 | ; imul eax, [Screen_Max_X] |
1168 | ; add eax, [drbar.abs_cy] |
||
1169 | mov eax, [d_width_calc_area + eax*4] |
||
1170 | |||
2288 | clevermous | 1171 | add eax, [drbar.abs_cx] |
1172 | add eax, [_WinMapAddress] |
||
1173 | xchg eax, ebp |
||
2430 | mario79 | 1174 | ;-------------------------------------- |
1175 | mov ebx, [drbar.real_sx] |
||
1176 | add ebx, [drbar.abs_cx] |
||
1177 | mov [drbar.real_sx_and_abs_cx], ebx |
||
1178 | mov ebx, [drbar.real_sy] |
||
1179 | add ebx, [drbar.abs_cy] |
||
1180 | mov [drbar.real_sy_and_abs_cy], ebx |
||
1181 | |||
1182 | add edx, LFB_BASE |
||
1183 | ;-------------------------------------- |
||
2288 | clevermous | 1184 | ; get process number |
2446 | mario79 | 1185 | mov ebx, [CURRENT_TASK] ; bl - process num |
1186 | mov esi, [drbar.real_sy] |
||
1187 | mov eax, [drbar.color] ; BBGGRR00 |
||
1188 | rol eax, 8 |
||
1189 | mov bh, al ; 0x80 drawing gradient bars |
||
1190 | ror eax, 8 |
||
2288 | clevermous | 1191 | cmp byte [ScreenBPP], 24 |
1192 | jne draw_bar_end_32 |
||
2430 | mario79 | 1193 | ;-------------------------------------- |
1194 | align 4 |
||
2288 | clevermous | 1195 | draw_bar_end_24: |
2446 | mario79 | 1196 | ; eax - color high RRGGBB |
2288 | clevermous | 1197 | ; bl - process num |
1198 | ; ecx - temp |
||
1199 | ; edx - pointer to screen |
||
1200 | ; esi - counter |
||
1201 | ; edi - counter |
||
2430 | mario79 | 1202 | cmp [_display.select_cursor], 0 |
1203 | jne draw_bar_end_24_new |
||
1204 | ;-------------------------------------- |
||
1205 | align 4 |
||
2288 | clevermous | 1206 | .new_y: |
1207 | mov edi, [drbar.real_sx] |
||
2430 | mario79 | 1208 | ;-------------------------------------- |
1209 | align 4 |
||
2288 | clevermous | 1210 | .new_x: |
1211 | cmp byte [ebp], bl |
||
1212 | jne .skip |
||
2430 | mario79 | 1213 | ;-------------------------------------- |
2448 | mario79 | 1214 | ; check for hardware cursor |
1215 | cmp [_display.select_cursor], 0 |
||
1216 | jne .no_mouseunder |
||
1217 | |||
2446 | mario79 | 1218 | mov ecx, [drbar.real_sx_and_abs_cx] |
2430 | mario79 | 1219 | sub ecx, edi |
1220 | shl ecx, 16 |
||
2446 | mario79 | 1221 | add ecx, [drbar.real_sy_and_abs_cy] |
2430 | mario79 | 1222 | sub ecx, esi |
1223 | |||
1224 | ; check mouse area for putpixel |
||
1225 | call check_mouse_area_for_putpixel |
||
2448 | mario79 | 1226 | ;-------------------------------------- |
1227 | align 4 |
||
1228 | .no_mouseunder: |
||
2430 | mario79 | 1229 | ; store to real LFB |
1230 | mov [edx], ax |
||
1231 | shr eax, 16 |
||
1232 | mov [edx + 2], al |
||
2446 | mario79 | 1233 | mov eax, [drbar.color] |
2430 | mario79 | 1234 | ;-------------------------------------- |
1235 | align 4 |
||
2288 | clevermous | 1236 | .skip: |
1237 | ; add pixel |
||
1238 | add edx, 3 |
||
1239 | inc ebp |
||
1240 | dec edi |
||
1241 | jnz .new_x |
||
1242 | ; add line |
||
1243 | add edx, [drbar.line_inc_scr] |
||
1244 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1245 | ; drawing gradient bars |
1246 | test bh, 0x80 |
||
2288 | clevermous | 1247 | jz @f |
2446 | mario79 | 1248 | test al, al |
2288 | clevermous | 1249 | jz @f |
2446 | mario79 | 1250 | dec al |
2430 | mario79 | 1251 | ;-------------------------------------- |
1252 | align 4 |
||
2288 | clevermous | 1253 | @@: |
1254 | dec esi |
||
1255 | jnz .new_y |
||
2430 | mario79 | 1256 | ;-------------------------------------- |
1257 | align 4 |
||
1258 | .end: |
||
2288 | clevermous | 1259 | add esp, drbar.stack_data |
1260 | popad |
||
1261 | xor eax, eax |
||
1262 | ret |
||
2430 | mario79 | 1263 | ;-------------------------------------- |
1264 | align 4 |
||
1265 | draw_bar_end_24_new: |
||
1266 | ;-------------------------------------- |
||
1267 | align 4 |
||
1268 | .new_y: |
||
1269 | mov edi, [drbar.real_sx] |
||
1270 | ;-------------------------------------- |
||
1271 | align 4 |
||
1272 | .new_x: |
||
1273 | cmp byte [ebp], bl |
||
1274 | jne .skip |
||
1275 | ;-------------------------------------- |
||
2448 | mario79 | 1276 | ; check for hardware cursor |
1277 | cmp [_display.select_cursor], select_cursor |
||
1278 | jne .no_mouse_area |
||
1279 | |||
2430 | mario79 | 1280 | mov ecx, [drbar.real_sy_and_abs_cy] |
1281 | sub ecx, esi |
||
1282 | ;-------------------------------------- |
||
1283 | ; check for Y |
||
1284 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
1285 | jb .no_mouse_area |
||
2288 | clevermous | 1286 | |
2430 | mario79 | 1287 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
1288 | jae .no_mouse_area |
||
1289 | |||
1290 | rol ecx, 16 |
||
1291 | add ecx, [drbar.real_sx_and_abs_cx] |
||
1292 | sub ecx, edi |
||
1293 | ;-------------------------------------- |
||
1294 | ; check for X |
||
1295 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
1296 | jb .no_mouse_area |
||
1297 | |||
1298 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
1299 | jae .no_mouse_area |
||
1300 | ;-------------------------------------- |
||
1301 | ; check mouse area for putpixel |
||
1302 | call check_mouse_area_for_putpixel_new.1 |
||
1303 | mov [edx], ax |
||
1304 | shr eax, 16 |
||
1305 | mov [edx + 2], al |
||
2446 | mario79 | 1306 | mov eax, [drbar.color] |
2430 | mario79 | 1307 | jmp .skip |
1308 | ; store to real LFB |
||
1309 | ;-------------------------------------- |
||
1310 | align 4 |
||
1311 | .no_mouse_area: |
||
2446 | mario79 | 1312 | mov [edx], ax |
1313 | ror eax, 16 |
||
1314 | mov [edx + 2], al |
||
1315 | rol eax, 16 |
||
2430 | mario79 | 1316 | ;-------------------------------------- |
1317 | align 4 |
||
1318 | .skip: |
||
1319 | ; add pixel |
||
1320 | add edx, 3 |
||
1321 | inc ebp |
||
1322 | dec edi |
||
1323 | jnz .new_x |
||
1324 | ; add line |
||
1325 | add edx, [drbar.line_inc_scr] |
||
1326 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1327 | ; drawing gradient bars |
1328 | test bh, 0x80 |
||
2430 | mario79 | 1329 | jz @f |
2446 | mario79 | 1330 | test al, al |
2430 | mario79 | 1331 | jz @f |
2446 | mario79 | 1332 | dec al |
2430 | mario79 | 1333 | ;-------------------------------------- |
1334 | align 4 |
||
1335 | @@: |
||
1336 | dec esi |
||
1337 | jnz .new_y |
||
1338 | jmp draw_bar_end_24.end |
||
1339 | ;-------------------------------------- |
||
1340 | align 4 |
||
2288 | clevermous | 1341 | draw_bar_end_32: |
2446 | mario79 | 1342 | ; eax - color high RRGGBB |
1343 | ; bl - process num |
||
1344 | ; ecx - temp |
||
1345 | ; edx - pointer to screen |
||
1346 | ; esi - counter |
||
1347 | ; edi - counter |
||
2430 | mario79 | 1348 | cmp [_display.select_cursor], 0 |
1349 | jne draw_bar_end_32_new |
||
1350 | ;-------------------------------------- |
||
1351 | align 4 |
||
2288 | clevermous | 1352 | .new_y: |
1353 | mov edi, [drbar.real_sx] |
||
2430 | mario79 | 1354 | ;-------------------------------------- |
1355 | align 4 |
||
2288 | clevermous | 1356 | .new_x: |
1357 | cmp byte [ebp], bl |
||
1358 | jne .skip |
||
2430 | mario79 | 1359 | ;-------------------------------------- |
2448 | mario79 | 1360 | ; check for hardware cursor |
1361 | cmp [_display.select_cursor], 0 |
||
1362 | jne .no_mouseunder |
||
1363 | |||
2446 | mario79 | 1364 | mov ecx, [drbar.real_sx_and_abs_cx] |
2430 | mario79 | 1365 | sub ecx, edi |
1366 | shl ecx, 16 |
||
2446 | mario79 | 1367 | add ecx, [drbar.real_sy_and_abs_cy] |
2430 | mario79 | 1368 | sub ecx, esi |
1369 | |||
1370 | ; check mouse area for putpixel |
||
1371 | call check_mouse_area_for_putpixel |
||
2448 | mario79 | 1372 | ;-------------------------------------- |
1373 | align 4 |
||
1374 | .no_mouseunder: |
||
2430 | mario79 | 1375 | ; store to real LFB |
1376 | mov [edx], eax |
||
2446 | mario79 | 1377 | mov eax, [drbar.color] |
2430 | mario79 | 1378 | ;-------------------------------------- |
1379 | align 4 |
||
2288 | clevermous | 1380 | .skip: |
1381 | ; add pixel |
||
1382 | add edx, 4 |
||
1383 | inc ebp |
||
1384 | dec edi |
||
1385 | jnz .new_x |
||
1386 | ; add line |
||
1387 | add edx, [drbar.line_inc_scr] |
||
1388 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1389 | ; drawing gradient bars |
1390 | test bh, 0x80 |
||
2288 | clevermous | 1391 | jz @f |
1392 | test al, al |
||
1393 | jz @f |
||
1394 | dec al |
||
2430 | mario79 | 1395 | ;-------------------------------------- |
1396 | align 4 |
||
2288 | clevermous | 1397 | @@: |
1398 | dec esi |
||
1399 | jnz .new_y |
||
2430 | mario79 | 1400 | ;-------------------------------------- |
1401 | align 4 |
||
1402 | .end: |
||
2288 | clevermous | 1403 | add esp, drbar.stack_data |
1404 | popad |
||
2436 | mario79 | 1405 | cmp [SCR_MODE], dword 0x12 |
1406 | jne @f |
||
2288 | clevermous | 1407 | call VGA_draw_bar |
2436 | mario79 | 1408 | ;-------------------------------------- |
1409 | align 4 |
||
1410 | @@: |
||
2288 | clevermous | 1411 | xor eax, eax |
1412 | mov [EGA_counter], 1 |
||
1413 | ret |
||
2430 | mario79 | 1414 | ;-------------------------------------- |
1415 | align 4 |
||
1416 | draw_bar_end_32_new: |
||
1417 | ;-------------------------------------- |
||
1418 | align 4 |
||
1419 | .new_y: |
||
1420 | mov edi, [drbar.real_sx] |
||
1421 | ;-------------------------------------- |
||
1422 | align 4 |
||
1423 | .new_x: |
||
1424 | cmp byte [ebp], bl |
||
1425 | jne .skip |
||
1426 | ;-------------------------------------- |
||
2448 | mario79 | 1427 | ; check for hardware cursor |
1428 | cmp [_display.select_cursor], select_cursor |
||
1429 | jne .no_mouse_area |
||
1430 | |||
2430 | mario79 | 1431 | mov ecx, [drbar.real_sy_and_abs_cy] |
1432 | sub ecx, esi |
||
1433 | ;-------------------------------------- |
||
1434 | ; check for Y |
||
1435 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
1436 | jb .no_mouse_area |
||
2288 | clevermous | 1437 | |
2430 | mario79 | 1438 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
1439 | jae .no_mouse_area |
||
1440 | |||
1441 | rol ecx, 16 |
||
1442 | add ecx, [drbar.real_sx_and_abs_cx] |
||
1443 | sub ecx, edi |
||
1444 | ;-------------------------------------- |
||
1445 | ; check for X |
||
1446 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
1447 | jb .no_mouse_area |
||
1448 | |||
1449 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
1450 | jae .no_mouse_area |
||
1451 | ;-------------------------------------- |
||
1452 | ; check mouse area for putpixel |
||
1453 | call check_mouse_area_for_putpixel_new.1 |
||
1454 | mov [edx], eax |
||
2446 | mario79 | 1455 | mov eax, [drbar.color] |
2430 | mario79 | 1456 | jmp .skip |
1457 | ; store to real LFB |
||
1458 | ;-------------------------------------- |
||
2288 | clevermous | 1459 | align 4 |
2430 | mario79 | 1460 | .no_mouse_area: |
1461 | mov [edx], eax |
||
1462 | ;-------------------------------------- |
||
1463 | align 4 |
||
1464 | .skip: |
||
1465 | ; add pixel |
||
1466 | add edx, 4 |
||
1467 | inc ebp |
||
1468 | dec edi |
||
1469 | jnz .new_x |
||
1470 | ; add line |
||
1471 | add edx, [drbar.line_inc_scr] |
||
1472 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1473 | ; drawing gradient bars |
1474 | test bh, 0x80 |
||
2430 | mario79 | 1475 | jz @f |
1476 | test al, al |
||
1477 | jz @f |
||
1478 | dec al |
||
1479 | ;-------------------------------------- |
||
1480 | align 4 |
||
1481 | @@: |
||
1482 | dec esi |
||
1483 | jnz .new_y |
||
1484 | jmp draw_bar_end_32.end |
||
1485 | ;------------------------------------------------------------------------------ |
||
1486 | align 4 |
||
2288 | clevermous | 1487 | vesa20_drawbackground_tiled: |
1488 | pushad |
||
1489 | ; External loop for all y from start to end |
||
1490 | mov ebx, [draw_data+32+RECT.top] ; y start |
||
2430 | mario79 | 1491 | ;-------------------------------------- |
1492 | align 4 |
||
2288 | clevermous | 1493 | dp2: |
1494 | mov ebp, [draw_data+32+RECT.left] ; x start |
||
1495 | ; 1) Calculate pointers in WinMapAddress (does pixel belong to OS thread?) [ebp] |
||
1496 | ; and LFB data (output for our function) [edi] |
||
2446 | mario79 | 1497 | ; mov eax, [BytesPerScanLine] |
1498 | ; mul ebx |
||
1499 | mov eax, [d_width_calc_area + ebx*4] |
||
1500 | cmp [ScreenBPP], byte 32 |
||
1501 | je .32 |
||
1502 | lea eax, [eax+eax*2] |
||
1503 | jmp @f |
||
1504 | ;------------------------------------- |
||
1505 | align 4 |
||
1506 | .32: |
||
1507 | shl eax, 2 |
||
1508 | ;------------------------------------- |
||
1509 | align 4 |
||
1510 | @@: |
||
2288 | clevermous | 1511 | xchg ebp, eax |
1512 | add ebp, eax |
||
1513 | add ebp, eax |
||
1514 | add ebp, eax |
||
1515 | cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size |
||
1516 | jz @f |
||
1517 | add ebp, eax |
||
2430 | mario79 | 1518 | ;-------------------------------------- |
1519 | align 4 |
||
2288 | clevermous | 1520 | @@: |
1521 | add ebp, LFB_BASE |
||
1522 | ; ebp:=Y*BytesPerScanLine+X*BytesPerPixel+AddrLFB |
||
1523 | call calculate_edi |
||
1524 | xchg edi, ebp |
||
1525 | add ebp, [_WinMapAddress] |
||
1526 | ; Now eax=x, ebx=y, edi->output, ebp=offset in WinMapAddress |
||
1527 | ; 2) Calculate offset in background memory block |
||
1528 | push eax |
||
1529 | xor edx, edx |
||
1530 | mov eax, ebx |
||
1531 | div dword [BgrDataHeight] ; edx := y mod BgrDataHeight |
||
1532 | pop eax |
||
1533 | push eax |
||
1534 | mov ecx, [BgrDataWidth] |
||
1535 | mov esi, edx |
||
1536 | imul esi, ecx ; esi := (y mod BgrDataHeight) * BgrDataWidth |
||
1537 | xor edx, edx |
||
1538 | div ecx ; edx := x mod BgrDataWidth |
||
1539 | sub ecx, edx |
||
1540 | add esi, edx ; esi := (y mod BgrDataHeight)*BgrDataWidth + (x mod BgrDataWidth) |
||
1541 | pop eax |
||
1542 | lea esi, [esi*3] |
||
1543 | add esi, [img_background] |
||
1544 | xor edx, edx |
||
1545 | inc edx |
||
1546 | ; 3) Loop through redraw rectangle and copy background data |
||
1547 | ; Registers meaning: |
||
1548 | ; eax = x, ebx = y (screen coordinates) |
||
1549 | ; ecx = deltax - number of pixels left in current tile block |
||
1550 | ; edx = 1 |
||
1551 | ; esi -> bgr memory, edi -> output |
||
1552 | ; ebp = offset in WinMapAddress |
||
2430 | mario79 | 1553 | ;-------------------------------------- |
1554 | align 4 |
||
2288 | clevermous | 1555 | dp3: |
1556 | cmp [ebp], dl |
||
1557 | jnz nbgp |
||
2430 | mario79 | 1558 | ;-------------------------------------- |
1559 | push eax ecx |
||
1560 | |||
1561 | mov ecx, eax |
||
1562 | shl ecx, 16 |
||
1563 | add ecx, ebx |
||
1564 | |||
1565 | mov eax, [esi] |
||
2448 | mario79 | 1566 | |
1567 | ; check for hardware cursor |
||
2451 | mario79 | 1568 | cmp [_display.select_cursor], select_cursor |
1569 | je @f |
||
2448 | mario79 | 1570 | cmp [_display.select_cursor], 0 |
1571 | jne .no_mouseunder |
||
1572 | ;-------------------------------------- |
||
1573 | align 4 |
||
1574 | @@: |
||
2430 | mario79 | 1575 | and eax, 0xffffff |
1576 | ; check mouse area for putpixel |
||
1577 | call [_display.check_mouse] |
||
2448 | mario79 | 1578 | ;-------------------------------------- |
1579 | align 4 |
||
1580 | .no_mouseunder: |
||
2430 | mario79 | 1581 | ; store to real LFB |
1582 | mov [edi], ax |
||
1583 | shr eax, 16 |
||
1584 | mov [edi+2], al |
||
1585 | |||
1586 | pop ecx eax |
||
1587 | ;-------------------------------------- |
||
1588 | align 4 |
||
2288 | clevermous | 1589 | nbgp: |
1590 | add esi, 3 |
||
1591 | add edi, 3 |
||
2430 | mario79 | 1592 | ;-------------------------------------- |
1593 | align 4 |
||
2288 | clevermous | 1594 | @@: |
1595 | cmp [ScreenBPP], byte 25 ; 24 or 32 bpp? |
||
1596 | sbb edi, -1 ; +1 for 32 bpp |
||
1597 | ; I do not use 'inc eax' because this is slightly slower then 'add eax,1' |
||
1598 | add ebp, edx |
||
1599 | add eax, edx |
||
1600 | cmp eax, [draw_data+32+RECT.right] |
||
1601 | ja dp4 |
||
1602 | sub ecx, edx |
||
1603 | jnz dp3 |
||
1604 | ; next tile block on x-axis |
||
1605 | mov ecx, [BgrDataWidth] |
||
1606 | sub esi, ecx |
||
1607 | sub esi, ecx |
||
1608 | sub esi, ecx |
||
1609 | jmp dp3 |
||
2430 | mario79 | 1610 | ;-------------------------------------- |
1611 | align 4 |
||
2288 | clevermous | 1612 | dp4: |
1613 | ; next scan line |
||
1614 | inc ebx |
||
1615 | cmp ebx, [draw_data+32+RECT.bottom] |
||
1616 | jbe dp2 |
||
1617 | popad |
||
1618 | mov [EGA_counter], 1 |
||
2436 | mario79 | 1619 | cmp [SCR_MODE], dword 0x12 |
1620 | jne @f |
||
2288 | clevermous | 1621 | call VGA_drawbackground |
2436 | mario79 | 1622 | ;-------------------------------------- |
1623 | align 4 |
||
1624 | @@: |
||
2288 | clevermous | 1625 | ret |
2430 | mario79 | 1626 | ;------------------------------------------------------------------------------ |
1627 | align 4 |
||
2288 | clevermous | 1628 | vesa20_drawbackground_stretch: |
1629 | pushad |
||
1630 | ; Helper variables |
||
1631 | ; calculate 2^32*(BgrDataWidth-1) mod (ScreenWidth-1) |
||
1632 | mov eax, [BgrDataWidth] |
||
1633 | dec eax |
||
1634 | xor edx, edx |
||
1635 | div dword [Screen_Max_X] |
||
1636 | push eax ; high |
||
1637 | xor eax, eax |
||
1638 | div dword [Screen_Max_X] |
||
1639 | push eax ; low |
||
1640 | ; the same for height |
||
1641 | mov eax, [BgrDataHeight] |
||
1642 | dec eax |
||
1643 | xor edx, edx |
||
1644 | div dword [Screen_Max_Y] |
||
1645 | push eax ; high |
||
1646 | xor eax, eax |
||
1647 | div dword [Screen_Max_Y] |
||
1648 | push eax ; low |
||
1649 | ; External loop for all y from start to end |
||
1650 | mov ebx, [draw_data+32+RECT.top] ; y start |
||
1651 | mov ebp, [draw_data+32+RECT.left] ; x start |
||
1652 | ; 1) Calculate pointers in WinMapAddress (does pixel belong to OS thread?) [ebp] |
||
1653 | ; and LFB data (output for our function) [edi] |
||
2446 | mario79 | 1654 | ; mov eax, [BytesPerScanLine] |
1655 | ; mul ebx |
||
1656 | mov eax, [d_width_calc_area + ebx*4] |
||
1657 | cmp [ScreenBPP], byte 32 |
||
1658 | je .32 |
||
1659 | lea eax, [eax+eax*2] |
||
1660 | jmp @f |
||
1661 | ;------------------------------------- |
||
1662 | align 4 |
||
1663 | .32: |
||
1664 | shl eax, 2 |
||
1665 | ;------------------------------------- |
||
1666 | align 4 |
||
1667 | @@: |
||
1668 | |||
2288 | clevermous | 1669 | xchg ebp, eax |
1670 | add ebp, eax |
||
1671 | add ebp, eax |
||
1672 | add ebp, eax |
||
1673 | cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size |
||
1674 | jz @f |
||
1675 | add ebp, eax |
||
2430 | mario79 | 1676 | ;-------------------------------------- |
1677 | align 4 |
||
2288 | clevermous | 1678 | @@: |
1679 | ; ebp:=Y*BytesPerScanLine+X*BytesPerPixel+AddrLFB |
||
1680 | call calculate_edi |
||
1681 | xchg edi, ebp |
||
1682 | ; Now eax=x, ebx=y, edi->output, ebp=offset in WinMapAddress |
||
1683 | push ebx |
||
1684 | push eax |
||
1685 | ; 2) Calculate offset in background memory block |
||
1686 | mov eax, ebx |
||
1687 | imul ebx, dword [esp+12] |
||
1688 | mul dword [esp+8] |
||
1689 | add edx, ebx ; edx:eax = y * 2^32*(BgrDataHeight-1)/(ScreenHeight-1) |
||
1690 | mov esi, edx |
||
1691 | imul esi, [BgrDataWidth] |
||
1692 | push edx |
||
1693 | push eax |
||
1694 | mov eax, [esp+8] |
||
1695 | mul dword [esp+28] |
||
1696 | push eax |
||
1697 | mov eax, [esp+12] |
||
1698 | mul dword [esp+28] |
||
1699 | add [esp], edx |
||
1700 | pop edx ; edx:eax = x * 2^32*(BgrDataWidth-1)/(ScreenWidth-1) |
||
1701 | add esi, edx |
||
1702 | lea esi, [esi*3] |
||
1703 | add esi, [img_background] |
||
1704 | push eax |
||
1705 | push edx |
||
1706 | push esi |
||
1707 | ; 3) Smooth horizontal |
||
2430 | mario79 | 1708 | ;-------------------------------------- |
1709 | align 4 |
||
2288 | clevermous | 1710 | bgr_resmooth0: |
1711 | mov ecx, [esp+8] |
||
1712 | mov edx, [esp+4] |
||
1713 | mov esi, [esp] |
||
1714 | push edi |
||
1715 | mov edi, bgr_cur_line |
||
1716 | call smooth_line |
||
2430 | mario79 | 1717 | ;-------------------------------------- |
1718 | align 4 |
||
2288 | clevermous | 1719 | bgr_resmooth1: |
1720 | mov eax, [esp+16+4] |
||
1721 | inc eax |
||
1722 | cmp eax, [BgrDataHeight] |
||
1723 | jae bgr.no2nd |
||
1724 | mov ecx, [esp+8+4] |
||
1725 | mov edx, [esp+4+4] |
||
1726 | mov esi, [esp+4] |
||
1727 | add esi, [BgrDataWidth] |
||
1728 | add esi, [BgrDataWidth] |
||
1729 | add esi, [BgrDataWidth] |
||
1730 | mov edi, bgr_next_line |
||
1731 | call smooth_line |
||
2430 | mario79 | 1732 | ;-------------------------------------- |
1733 | align 4 |
||
2288 | clevermous | 1734 | bgr.no2nd: |
1735 | pop edi |
||
2430 | mario79 | 1736 | ;-------------------------------------- |
1737 | align 4 |
||
2288 | clevermous | 1738 | sdp3: |
1739 | xor esi, esi |
||
1740 | mov ecx, [esp+12] |
||
1741 | ; 4) Loop through redraw rectangle and copy background data |
||
1742 | ; Registers meaning: |
||
1743 | ; esi = offset in current line, edi -> output |
||
1744 | ; ebp = offset in WinMapAddress |
||
1745 | ; dword [esp] = offset in bgr data |
||
1746 | ; qword [esp+4] = x * 2^32 * (BgrDataWidth-1) / (ScreenWidth-1) |
||
1747 | ; qword [esp+12] = y * 2^32 * (BgrDataHeight-1) / (ScreenHeight-1) |
||
1748 | ; dword [esp+20] = x |
||
1749 | ; dword [esp+24] = y |
||
1750 | ; precalculated constants: |
||
1751 | ; qword [esp+28] = 2^32*(BgrDataHeight-1)/(ScreenHeight-1) |
||
1752 | ; qword [esp+36] = 2^32*(BgrDataWidth-1)/(ScreenWidth-1) |
||
2430 | mario79 | 1753 | ;-------------------------------------- |
1754 | align 4 |
||
2288 | clevermous | 1755 | sdp3a: |
1756 | mov eax, [_WinMapAddress] |
||
1757 | cmp [ebp+eax], byte 1 |
||
1758 | jnz snbgp |
||
1759 | mov eax, [bgr_cur_line+esi] |
||
1760 | test ecx, ecx |
||
1761 | jz .novert |
||
1762 | mov ebx, [bgr_next_line+esi] |
||
1763 | call [overlapping_of_points_ptr] |
||
2430 | mario79 | 1764 | ;-------------------------------------- |
1765 | align 4 |
||
2288 | clevermous | 1766 | .novert: |
2430 | mario79 | 1767 | push ecx |
2448 | mario79 | 1768 | ; check for hardware cursor |
2451 | mario79 | 1769 | cmp [_display.select_cursor], select_cursor |
1770 | jne @f |
||
2448 | mario79 | 1771 | cmp [_display.select_cursor], 0 |
1772 | jne .no_mouseunder |
||
1773 | ;-------------------------------------- |
||
1774 | align 4 |
||
1775 | @@: |
||
2430 | mario79 | 1776 | mov ecx, [esp+20+4] ;x |
1777 | shl ecx, 16 |
||
1778 | add ecx, [esp+24+4] ;y |
||
1779 | ; check mouse area for putpixel |
||
1780 | call [_display.check_mouse] |
||
2448 | mario79 | 1781 | ;-------------------------------------- |
1782 | align 4 |
||
1783 | .no_mouseunder: |
||
2430 | mario79 | 1784 | ; store to real LFB |
2288 | clevermous | 1785 | mov [LFB_BASE+edi], ax |
1786 | shr eax, 16 |
||
1787 | mov [LFB_BASE+edi+2], al |
||
2430 | mario79 | 1788 | pop ecx |
1789 | ;-------------------------------------- |
||
1790 | align 4 |
||
2288 | clevermous | 1791 | snbgp: |
1792 | cmp [ScreenBPP], byte 25 |
||
1793 | sbb edi, -4 |
||
1794 | add ebp, 1 |
||
1795 | mov eax, [esp+20] |
||
1796 | add eax, 1 |
||
1797 | mov [esp+20], eax |
||
1798 | add esi, 4 |
||
1799 | cmp eax, [draw_data+32+RECT.right] |
||
1800 | jbe sdp3a |
||
2430 | mario79 | 1801 | ;-------------------------------------- |
1802 | align 4 |
||
2288 | clevermous | 1803 | sdp4: |
1804 | ; next y |
||
1805 | mov ebx, [esp+24] |
||
1806 | add ebx, 1 |
||
1807 | mov [esp+24], ebx |
||
1808 | cmp ebx, [draw_data+32+RECT.bottom] |
||
1809 | ja sdpdone |
||
1810 | ; advance edi, ebp to next scan line |
||
1811 | sub eax, [draw_data+32+RECT.left] |
||
1812 | sub ebp, eax |
||
1813 | add ebp, [Screen_Max_X] |
||
1814 | add ebp, 1 |
||
1815 | sub edi, eax |
||
1816 | sub edi, eax |
||
1817 | sub edi, eax |
||
1818 | cmp [ScreenBPP], byte 24 |
||
1819 | jz @f |
||
1820 | sub edi, eax |
||
2430 | mario79 | 1821 | ;-------------------------------------- |
1822 | align 4 |
||
2288 | clevermous | 1823 | @@: |
1824 | add edi, [BytesPerScanLine] |
||
1825 | ; restore ecx,edx; advance esi to next background line |
||
1826 | mov eax, [esp+28] |
||
1827 | mov ebx, [esp+32] |
||
1828 | add [esp+12], eax |
||
1829 | mov eax, [esp+16] |
||
1830 | adc [esp+16], ebx |
||
1831 | sub eax, [esp+16] |
||
1832 | mov ebx, eax |
||
1833 | lea eax, [eax*3] |
||
1834 | imul eax, [BgrDataWidth] |
||
1835 | sub [esp], eax |
||
1836 | mov eax, [draw_data+32+RECT.left] |
||
1837 | mov [esp+20], eax |
||
1838 | test ebx, ebx |
||
1839 | jz sdp3 |
||
1840 | cmp ebx, -1 |
||
1841 | jnz bgr_resmooth0 |
||
1842 | push edi |
||
1843 | mov esi, bgr_next_line |
||
1844 | mov edi, bgr_cur_line |
||
1845 | mov ecx, [Screen_Max_X] |
||
1846 | inc ecx |
||
1847 | rep movsd |
||
1848 | jmp bgr_resmooth1 |
||
2430 | mario79 | 1849 | ;-------------------------------------- |
1850 | align 4 |
||
2288 | clevermous | 1851 | sdpdone: |
1852 | add esp, 44 |
||
1853 | popad |
||
1854 | mov [EGA_counter], 1 |
||
2436 | mario79 | 1855 | cmp [SCR_MODE], dword 0x12 |
1856 | jne @f |
||
2288 | clevermous | 1857 | call VGA_drawbackground |
2436 | mario79 | 1858 | ;-------------------------------------- |
1859 | align 4 |
||
1860 | @@: |
||
2288 | clevermous | 1861 | ret |
1862 | |||
1863 | uglobal |
||
2430 | mario79 | 1864 | ;-------------------------------------- |
2288 | clevermous | 1865 | align 4 |
1866 | bgr_cur_line rd 1920 ; maximum width of screen |
||
1867 | bgr_next_line rd 1920 |
||
2430 | mario79 | 1868 | ;-------------------------------------- |
2288 | clevermous | 1869 | endg |
2430 | mario79 | 1870 | ;-------------------------------------- |
1871 | align 4 |
||
2288 | clevermous | 1872 | smooth_line: |
1873 | mov al, [esi+2] |
||
1874 | shl eax, 16 |
||
1875 | mov ax, [esi] |
||
1876 | test ecx, ecx |
||
1877 | jz @f |
||
1878 | mov ebx, [esi+2] |
||
1879 | shr ebx, 8 |
||
1880 | call [overlapping_of_points_ptr] |
||
2430 | mario79 | 1881 | ;-------------------------------------- |
1882 | align 4 |
||
2288 | clevermous | 1883 | @@: |
1884 | stosd |
||
1885 | mov eax, [esp+20+8] |
||
1886 | add eax, 1 |
||
1887 | mov [esp+20+8], eax |
||
1888 | cmp eax, [draw_data+32+RECT.right] |
||
1889 | ja @f |
||
1890 | add ecx, [esp+36+8] |
||
1891 | mov eax, edx |
||
1892 | adc edx, [esp+40+8] |
||
1893 | sub eax, edx |
||
1894 | lea eax, [eax*3] |
||
1895 | sub esi, eax |
||
1896 | jmp smooth_line |
||
2430 | mario79 | 1897 | ;-------------------------------------- |
1898 | align 4 |
||
2288 | clevermous | 1899 | @@: |
1900 | mov eax, [draw_data+32+RECT.left] |
||
1901 | mov [esp+20+8], eax |
||
1902 | ret |
||
2430 | mario79 | 1903 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 1904 | align 16 |
1905 | overlapping_of_points: |
||
1906 | if 0 |
||
1907 | ; this version of procedure works, but is slower than next version |
||
1908 | push ecx edx |
||
1909 | mov edx, eax |
||
1910 | push esi |
||
1911 | shr ecx, 24 |
||
1912 | mov esi, ecx |
||
1913 | mov ecx, ebx |
||
1914 | movzx ebx, dl |
||
1915 | movzx eax, cl |
||
1916 | sub eax, ebx |
||
1917 | movzx ebx, dh |
||
1918 | imul eax, esi |
||
1919 | add dl, ah |
||
1920 | movzx eax, ch |
||
1921 | sub eax, ebx |
||
1922 | imul eax, esi |
||
1923 | add dh, ah |
||
1924 | ror ecx, 16 |
||
1925 | ror edx, 16 |
||
1926 | movzx eax, cl |
||
1927 | movzx ebx, dl |
||
1928 | sub eax, ebx |
||
1929 | imul eax, esi |
||
1930 | pop esi |
||
1931 | add dl, ah |
||
1932 | mov eax, edx |
||
1933 | pop edx |
||
1934 | ror eax, 16 |
||
1935 | pop ecx |
||
1936 | ret |
||
1937 | else |
||
1938 | push ecx edx |
||
1939 | mov edx, eax |
||
1940 | push esi |
||
1941 | shr ecx, 26 |
||
1942 | mov esi, ecx |
||
1943 | mov ecx, ebx |
||
1944 | shl esi, 9 |
||
1945 | movzx ebx, dl |
||
1946 | movzx eax, cl |
||
1947 | sub eax, ebx |
||
1948 | movzx ebx, dh |
||
1949 | add dl, [BgrAuxTable+(eax+0x100)+esi] |
||
1950 | movzx eax, ch |
||
1951 | sub eax, ebx |
||
1952 | add dh, [BgrAuxTable+(eax+0x100)+esi] |
||
1953 | ror ecx, 16 |
||
1954 | ror edx, 16 |
||
1955 | movzx eax, cl |
||
1956 | movzx ebx, dl |
||
1957 | sub eax, ebx |
||
1958 | add dl, [BgrAuxTable+(eax+0x100)+esi] |
||
1959 | pop esi |
||
1960 | mov eax, edx |
||
1961 | pop edx |
||
1962 | ror eax, 16 |
||
1963 | pop ecx |
||
1964 | ret |
||
1965 | end if |
||
1966 | |||
1967 | iglobal |
||
2430 | mario79 | 1968 | ;-------------------------------------- |
2288 | clevermous | 1969 | align 4 |
1970 | overlapping_of_points_ptr dd overlapping_of_points |
||
2430 | mario79 | 1971 | ;-------------------------------------- |
2288 | clevermous | 1972 | endg |
2430 | mario79 | 1973 | ;------------------------------------------------------------------------------ |
1974 | align 4 |
||
2288 | clevermous | 1975 | init_background: |
1976 | mov edi, BgrAuxTable |
||
1977 | xor edx, edx |
||
2430 | mario79 | 1978 | ;-------------------------------------- |
1979 | align 4 |
||
2288 | clevermous | 1980 | .loop2: |
1981 | mov eax, edx |
||
1982 | shl eax, 8 |
||
1983 | neg eax |
||
1984 | mov ecx, 0x200 |
||
2430 | mario79 | 1985 | ;-------------------------------------- |
1986 | align 4 |
||
2288 | clevermous | 1987 | .loop1: |
1988 | mov byte [edi], ah |
||
1989 | inc edi |
||
1990 | add eax, edx |
||
1991 | loop .loop1 |
||
1992 | add dl, 4 |
||
1993 | jnz .loop2 |
||
1994 | test byte [cpu_caps+(CAPS_MMX/8)], 1 shl (CAPS_MMX mod 8) |
||
1995 | jz @f |
||
1996 | mov [overlapping_of_points_ptr], overlapping_of_points_mmx |
||
2430 | mario79 | 1997 | ;-------------------------------------- |
1998 | align 4 |
||
2288 | clevermous | 1999 | @@: |
2000 | ret |
||
2430 | mario79 | 2001 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 2002 | align 16 |
2003 | overlapping_of_points_mmx: |
||
2004 | movd mm0, eax |
||
2005 | movd mm4, eax |
||
2006 | movd mm1, ebx |
||
2007 | pxor mm2, mm2 |
||
2008 | punpcklbw mm0, mm2 |
||
2009 | punpcklbw mm1, mm2 |
||
2010 | psubw mm1, mm0 |
||
2011 | movd mm3, ecx |
||
2012 | psrld mm3, 24 |
||
2013 | packuswb mm3, mm3 |
||
2014 | packuswb mm3, mm3 |
||
2015 | pmullw mm1, mm3 |
||
2016 | psrlw mm1, 8 |
||
2017 | packuswb mm1, mm2 |
||
2018 | paddb mm4, mm1 |
||
2019 | movd eax, mm4 |
||
2020 | ret |
||
2430 | mario79 | 2021 | ;------------------------------------------------------------------------------><>16><16>> |