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Rev | Author | Line No. | Line |
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2465 | Serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2011-2012. 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 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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2434 | Serge | 7 | |
8 | struct BLITTER_BLOCK |
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9 | xmin dd ? |
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10 | ymin dd ? |
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11 | xmax dd ? |
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12 | ymax dd ? |
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13 | ends |
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14 | |||
15 | |||
16 | struct BLITTER |
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17 | dc BLITTER_BLOCK |
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18 | sc BLITTER_BLOCK |
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19 | dst_x dd ? ; 32 |
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20 | dst_y dd ? ; 36 |
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21 | src_x dd ? ; 40 |
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22 | src_y dd ? ; 44 |
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23 | w dd ? ; 48 |
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24 | h dd ? ; 52 |
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25 | |||
26 | bitmap dd ? ; 56 |
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27 | stride dd ? ; 60 |
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28 | ends |
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29 | |||
30 | |||
31 | align 4 |
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32 | |||
33 | __L1OutCode: |
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34 | push ebx |
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35 | mov ebx, 8 |
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36 | cmp edx, [eax] |
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37 | jl .L2 |
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38 | xor ebx, ebx |
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39 | cmp edx, [eax+8] |
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40 | setg bl |
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41 | sal ebx, 2 |
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42 | .L2: |
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43 | cmp ecx, [eax+4] |
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44 | jge .L3 |
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45 | or ebx, 1 |
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46 | jmp .L4 |
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47 | |||
48 | .L3: |
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49 | cmp ecx, [eax+12] |
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50 | jle .L4 |
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51 | or ebx, 2 |
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52 | .L4: |
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53 | mov eax, ebx |
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54 | pop ebx |
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55 | ret |
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56 | |||
57 | align 4 |
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58 | block_clip: |
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59 | push ebp |
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60 | push edi |
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61 | push esi |
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62 | push ebx |
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63 | sub esp, 4 |
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64 | |||
65 | mov ebx, eax |
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66 | mov [esp], edx |
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67 | mov ebp, ecx |
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68 | mov ecx, [ecx] |
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69 | mov edx, [edx] |
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70 | call __L1OutCode |
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71 | |||
72 | mov esi, eax |
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73 | mov edx, [esp+28] |
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74 | mov ecx, [edx] |
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75 | .L21: |
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76 | mov eax, [esp+24] |
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77 | mov edx, [eax] |
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78 | mov eax, ebx |
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79 | call __L1OutCode |
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80 | |||
81 | mov edi, eax |
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82 | .L20: |
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83 | mov eax, edi |
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84 | and eax, esi |
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85 | jne .L9 |
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86 | cmp esi, edi |
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87 | je .L9 |
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88 | test esi, esi |
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89 | jne .L10 |
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90 | test edi, 1 |
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91 | je .L11 |
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92 | mov eax, [ebx+4] |
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93 | jmp .L25 |
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94 | .L11: |
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95 | test edi, 2 |
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96 | je .L13 |
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97 | mov eax, [ebx+12] |
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98 | .L25: |
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99 | mov edx, [esp+28] |
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100 | jmp .L22 |
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101 | .L13: |
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102 | test edi, 4 |
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103 | je .L14 |
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104 | mov eax, [ebx+8] |
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105 | jmp .L26 |
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106 | .L14: |
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107 | and edi, 8 |
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108 | je .L12 |
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109 | mov eax, [ebx] |
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110 | .L26: |
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111 | mov edx, [esp+24] |
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112 | .L22: |
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113 | mov [edx], eax |
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114 | .L12: |
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115 | mov eax, [esp+28] |
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116 | mov ecx, [eax] |
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117 | jmp .L21 |
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118 | .L10: |
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119 | test esi, 1 |
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120 | je .L16 |
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121 | mov eax, [ebx+4] |
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122 | jmp .L23 |
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123 | .L16: |
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124 | test esi, 2 |
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125 | je .L18 |
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126 | mov eax, [ebx+12] |
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127 | .L23: |
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128 | mov [ebp+0], eax |
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129 | jmp .L17 |
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130 | .L18: |
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131 | test esi, 4 |
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132 | je .L19 |
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133 | mov eax, [ebx+8] |
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134 | jmp .L24 |
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135 | .L19: |
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136 | and esi, 8 |
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137 | je .L17 |
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138 | mov eax, [ebx] |
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139 | .L24: |
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140 | mov edx, [esp] |
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141 | mov [edx], eax |
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142 | .L17: |
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143 | mov ecx, [ebp+0] |
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144 | mov eax, [esp] |
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145 | mov edx, [eax] |
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146 | mov eax, ebx |
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147 | call __L1OutCode |
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148 | mov esi, eax |
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149 | jmp .L20 |
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150 | .L9: |
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151 | add esp, 4 |
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152 | pop ebx |
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153 | pop esi |
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154 | pop edi |
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155 | pop ebp |
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156 | ret |
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157 | |||
158 | align 4 |
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159 | blit_clip: |
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160 | |||
161 | .sx0 equ 36 |
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162 | .sy0 equ 32 |
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163 | .sx1 equ 28 |
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164 | .sy1 equ 24 |
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165 | |||
166 | .dx0 equ 20 |
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167 | .dy0 equ 16 |
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168 | .dx1 equ 12 |
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169 | .dy1 equ 8 |
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170 | |||
171 | |||
172 | push edi |
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173 | push esi |
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174 | push ebx |
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175 | sub esp, 40 |
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176 | |||
177 | mov ebx, ecx |
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178 | mov edx, [ecx+BLITTER.src_x] |
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179 | mov [esp+.sx0], edx |
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180 | mov eax, [ecx+BLITTER.src_y] |
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181 | mov [esp+.sy0], eax |
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182 | add edx, [ecx+BLITTER.w] |
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183 | dec edx |
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184 | mov [esp+.sx1], edx |
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185 | add eax, [ecx+BLITTER.h] |
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186 | dec eax |
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187 | mov [esp+.sy1], eax |
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188 | |||
189 | lea ecx, [esp+.sy0] |
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190 | lea edx, [esp+.sx0] |
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191 | lea eax, [ebx+BLITTER.sc] |
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192 | lea esi, [esp+.sy1] |
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193 | |||
194 | mov [esp+4], esi |
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195 | lea esi, [esp+.sx1] |
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196 | mov [esp], esi |
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197 | call block_clip |
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198 | |||
199 | mov esi, 1 |
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200 | test eax, eax |
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201 | jne .L28 |
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202 | |||
203 | mov edi, [esp+.sx0] |
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204 | mov edx, [ebx+BLITTER.dst_x] |
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205 | add edx, edi |
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206 | sub edx, [ebx+BLITTER.src_x] |
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207 | mov [esp+.dx0], edx |
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208 | |||
209 | mov ecx, [esp+.sy0] |
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210 | mov eax, [ebx+BLITTER.dst_y] |
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211 | add eax, ecx |
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212 | sub eax, [ebx+BLITTER.src_y] |
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213 | mov [esp+.dy0], eax |
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214 | sub edx, edi |
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215 | add edx, [esp+.sx1] |
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216 | mov [esp+.dx1], edx |
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217 | |||
218 | sub eax, ecx |
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219 | add eax, [esp+.sy1] |
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220 | mov [esp+.dy1], eax |
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221 | |||
222 | lea ecx, [esp+.dy0] |
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223 | lea edx, [esp+.dx0] |
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224 | lea eax, [esp+.dy1] |
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225 | mov [esp+4], eax |
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226 | lea eax, [esp+.dx1] |
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227 | mov [esp], eax |
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228 | mov eax, ebx |
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229 | call block_clip |
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230 | test eax, eax |
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231 | jne .L28 |
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232 | |||
233 | mov edx, [esp+.dx0] |
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234 | mov eax, [esp+.dx1] |
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235 | inc eax |
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236 | sub eax, edx |
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237 | mov [ebx+BLITTER.w], eax |
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238 | |||
239 | mov eax, [esp+.dy0] |
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240 | mov ecx, [esp+.dy1] |
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241 | inc ecx |
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242 | sub ecx, eax |
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243 | mov [ebx+BLITTER.h], ecx |
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244 | |||
245 | mov ecx, [ebx+BLITTER.src_x] |
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246 | add ecx, edx |
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247 | sub ecx, [ebx+BLITTER.dst_x] |
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248 | mov [ebx+BLITTER.src_x], ecx |
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249 | |||
250 | mov ecx, [ebx+BLITTER.src_y] |
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251 | add ecx, eax |
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252 | sub ecx, [ebx+BLITTER.dst_y] |
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253 | mov [ebx+BLITTER.src_y], ecx |
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254 | mov [ebx+BLITTER.dst_x], edx |
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255 | mov [ebx+BLITTER.dst_y], eax |
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256 | xor esi, esi |
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257 | .L28: |
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258 | mov eax, esi |
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259 | add esp, 40 |
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260 | pop ebx |
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261 | pop esi |
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262 | pop edi |
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263 | |||
264 | |||
265 | purge .sx0 |
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266 | purge .sy0 |
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267 | purge .sx1 |
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268 | purge .sy1 |
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269 | |||
270 | purge .dx0 |
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271 | purge .dy0 |
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272 | purge .dx1 |
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273 | purge .dy1 |
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274 | |||
275 | ret |
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276 | |||
277 | |||
278 | |||
279 | align 4 |
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280 | |||
281 | blit_32: |
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282 | push ebp |
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283 | push edi |
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284 | push esi |
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285 | push ebx |
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286 | sub esp, 72 |
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287 | |||
288 | mov eax, [TASK_BASE] |
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289 | mov ebx, [eax-twdw + WDATA.box.width] |
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290 | mov edx, [eax-twdw + WDATA.box.height] |
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291 | |||
292 | xor eax, eax |
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293 | |||
294 | mov [esp+BLITTER.dc.xmin], eax |
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295 | mov [esp+BLITTER.dc.ymin], eax |
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296 | mov [esp+BLITTER.dc.xmax], ebx |
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297 | mov [esp+BLITTER.dc.ymax], edx |
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298 | |||
299 | mov [esp+BLITTER.sc.xmin], eax |
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300 | mov [esp+BLITTER.sc.ymin], eax |
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301 | mov eax, [ecx+24] |
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302 | dec eax |
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303 | mov [esp+BLITTER.sc.xmax], eax |
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304 | mov eax, [ecx+28] |
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305 | dec eax |
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306 | mov [esp+BLITTER.sc.ymax], eax |
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307 | |||
308 | mov eax, [ecx] |
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309 | mov [esp+BLITTER.dst_x], eax |
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310 | mov eax, [ecx+4] |
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311 | mov [esp+BLITTER.dst_y], eax |
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312 | |||
313 | mov eax, [ecx+16] |
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314 | mov [esp+BLITTER.src_x], eax |
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315 | mov eax, [ecx+20] |
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316 | mov [esp+BLITTER.src_y], eax |
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317 | mov eax, [ecx+8] |
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318 | mov [esp+BLITTER.w], eax |
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319 | mov eax, [ecx+12] |
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320 | mov [esp+BLITTER.h], eax |
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321 | |||
322 | |||
323 | mov eax, [ecx+32] |
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324 | mov [esp+56], eax |
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325 | mov eax, [ecx+36] |
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326 | mov [esp+60], eax |
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327 | |||
328 | mov ecx, esp |
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329 | call blit_clip |
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330 | test eax, eax |
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331 | jne .L57 |
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332 | |||
333 | mov eax, [TASK_BASE] |
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334 | |||
335 | mov ebx, [esp+BLITTER.dst_x] |
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336 | mov ebp, [esp+BLITTER.dst_y] |
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337 | add ebx, [eax-twdw + WDATA.box.left] |
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338 | add ebp, [eax-twdw + WDATA.box.top] |
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339 | |||
340 | mov ecx, ebx |
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341 | add ecx, [esp+BLITTER.w] |
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342 | shl ecx, 16 |
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343 | mov cx, bp |
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344 | add ecx, [esp+BLITTER.h] |
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345 | |||
346 | mov edi, ebp |
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347 | |||
348 | imul edi, [_display.pitch] |
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2465 | Serge | 349 | ; imul ebp, [_display.width] |
350 | mov ebp, [d_width_calc_area + ebp*4] |
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351 | |||
2434 | Serge | 352 | add ebp, ebx |
353 | add ebp, [_WinMapAddress] |
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354 | |||
355 | mov eax, [esp+BLITTER.src_y] |
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356 | imul eax, [esp+BLITTER.stride] |
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357 | mov esi, [esp+BLITTER.src_x] |
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358 | lea esi, [eax+esi*4] |
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359 | add esi, [esp+BLITTER.bitmap] |
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360 | |||
361 | mov eax, ecx |
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362 | mov ecx, [esp+BLITTER.h] |
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363 | mov edx, [esp+BLITTER.w] |
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364 | |||
365 | test ecx, ecx ;FIXME check clipping |
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366 | jz .L57 |
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367 | |||
368 | test edx, edx |
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369 | jz .L57 |
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370 | |||
371 | cmp [_display.bpp], 32 |
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372 | jne .core_24 |
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373 | |||
374 | lea edi, [edi+ebx*4] |
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375 | |||
376 | mov ebx, [CURRENT_TASK] |
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377 | align 4 |
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378 | .outer32: |
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379 | xor ecx, ecx |
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380 | |||
381 | align 4 |
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382 | .inner32: |
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383 | cmp [ebp+ecx], bl |
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2465 | Serge | 384 | jne .skip |
2434 | Serge | 385 | ;-------------------------------------- |
386 | push eax |
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387 | mov eax, [esi+ecx*4] |
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388 | |||
2465 | Serge | 389 | ; check for hardware cursor |
390 | cmp [_display.select_cursor], select_cursor |
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391 | je @f |
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392 | cmp [_display.select_cursor], 0 |
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393 | jne .no_mouseunder |
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394 | ;-------------------------------------- |
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395 | align 4 |
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396 | @@: |
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2434 | Serge | 397 | push ecx |
398 | |||
399 | mov ecx, [esp+4] |
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400 | ror ecx, 16 |
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401 | sub ecx, edx |
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402 | rol ecx, 16 |
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403 | sub ecx, [esp+BLITTER.h + 8] |
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404 | |||
405 | ; check mouse area for putpixel |
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406 | call [_display.check_mouse] |
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407 | pop ecx |
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2465 | Serge | 408 | ;-------------------------------------- |
409 | align 4 |
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410 | .no_mouseunder: |
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2434 | Serge | 411 | ; store to real LFB |
412 | mov [LFB_BASE+edi+ecx*4], eax |
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413 | pop eax |
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414 | ;-------------------------------------- |
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415 | align 4 |
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2465 | Serge | 416 | .skip: |
2434 | Serge | 417 | inc ecx |
418 | dec edx |
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419 | jnz .inner32 |
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420 | |||
421 | add esi, [esp+BLITTER.stride] |
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422 | add edi, [_display.pitch] |
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423 | add ebp, [_display.width] |
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424 | |||
425 | mov edx, [esp+BLITTER.w] |
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426 | dec [esp+BLITTER.h] |
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427 | jnz .outer32 |
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428 | |||
429 | .done: |
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2465 | Serge | 430 | ; call [draw_pointer] |
431 | call __sys_draw_pointer |
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2434 | Serge | 432 | .L57: |
433 | add esp, 72 |
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434 | pop ebx |
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435 | pop esi |
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436 | pop edi |
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437 | pop ebp |
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438 | ret |
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439 | |||
440 | .core_24: |
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441 | lea ebx, [ebx+ebx*2] |
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442 | lea edi, [LFB_BASE+edi+ebx] |
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443 | mov ebx, [CURRENT_TASK] |
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444 | |||
445 | align 4 |
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446 | .outer24: |
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447 | mov [esp+64], edi |
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448 | xor ecx, ecx |
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449 | |||
450 | align 4 |
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451 | .inner24: |
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452 | cmp [ebp+ecx], bl |
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2465 | Serge | 453 | jne .skip_1 |
2434 | Serge | 454 | ;-------------------------------------- |
455 | push eax |
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456 | mov eax, [esi+ecx*4] |
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457 | |||
458 | lea edi, [edi+ecx*2] |
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459 | |||
2465 | Serge | 460 | ; check for hardware cursor |
461 | cmp [_display.select_cursor], select_cursor |
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462 | je @f |
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463 | cmp [_display.select_cursor], 0 |
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464 | jne .no_mouseunder_1 |
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465 | ;-------------------------------------- |
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466 | align 4 |
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467 | @@: |
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2434 | Serge | 468 | push ecx |
469 | |||
470 | mov ecx, [esp+4] |
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471 | ror ecx, 16 |
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472 | sub ecx, edx |
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473 | rol ecx, 16 |
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474 | sub ecx, [esp+BLITTER.h + 8] |
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475 | |||
476 | ; check mouse area for putpixel |
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477 | call [_display.check_mouse] |
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478 | pop ecx |
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2465 | Serge | 479 | ;-------------------------------------- |
480 | align 4 |
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481 | .no_mouseunder_1: |
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2434 | Serge | 482 | mov [edi+ecx], ax |
483 | shr eax, 16 |
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484 | mov [edi+ecx+2], al |
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485 | |||
486 | pop eax |
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487 | ;-------------------------------------- |
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488 | align 4 |
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2465 | Serge | 489 | .skip_1: |
2434 | Serge | 490 | mov edi, [esp+64] |
491 | inc ecx |
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492 | dec edx |
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493 | jnz .inner24 |
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494 | |||
495 | add esi, [esp+BLITTER.stride] |
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496 | add edi, [_display.pitch] |
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497 | add ebp, [_display.width] |
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498 | |||
499 | mov edx, [esp+BLITTER.w] |
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500 | dec [esp+BLITTER.h] |
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501 | jnz .outer24 |
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502 | |||
503 | jmp .done |