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2 | toby | 1 | /* |
18 | toby | 2 | This file is part of "Filter Foundry", a filter plugin for Adobe Photoshop |
171 | dmarschall | 3 | Copyright (C) 2003-2019 Toby Thain, toby@telegraphics.com.au |
2 | toby | 4 | |
5 | This program is free software; you can redistribute it and/or modify |
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103 | toby | 6 | it under the terms of the GNU General Public License as published by |
2 | toby | 7 | the Free Software Foundation; either version 2 of the License, or |
8 | (at your option) any later version. |
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9 | |||
10 | This program is distributed in the hope that it will be useful, |
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11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | GNU General Public License for more details. |
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14 | |||
103 | toby | 15 | You should have received a copy of the GNU General Public License |
2 | toby | 16 | along with this program; if not, write to the Free Software |
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 | */ |
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19 | |||
20 | //#include <stdio.h> |
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21 | //#include <sound.h> |
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22 | |||
23 | #include "ff.h" |
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8 | toby | 24 | |
2 | toby | 25 | #include "node.h" |
8 | toby | 26 | #include "y.tab.h" |
2 | toby | 27 | #include "scripting.h" |
28 | |||
29 | struct node *tree[4]; |
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30 | char *err[4]; |
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94 | toby | 31 | int errpos[4],errstart[4],nplanes,cnvused,chunksize,toprow; |
158 | dmarschall | 32 | value_type slider[8],cell[NUM_CELLS],map[4][0x100]; |
89 | toby | 33 | char *expr[4]; |
106 | dmarschall | 34 | // long maxSpace; |
71 | toby | 35 | globals_t *gdata; |
36 | FilterRecordPtr gpb; |
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2 | toby | 37 | |
38 | #ifdef MAC_ENV |
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62 | toby | 39 | #define hDllInstance NULL /* fake this Windows-only global */ |
2 | toby | 40 | #endif |
41 | |||
159 | dmarschall | 42 | #ifdef WIN_ENV |
43 | #include "manifest.h" |
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44 | #endif |
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45 | |||
2 | toby | 46 | extern struct sym_rec predefs[]; |
71 | toby | 47 | extern int nplanes,varused[]; |
167 | dmarschall | 48 | extern int persistent_savestate = false; |
2 | toby | 49 | |
15 | toby | 50 | int checkandinitparams(Handle params); |
2 | toby | 51 | |
102 | toby | 52 | // MPW MrC requires prototype |
103 | toby | 53 | DLLEXPORT MACPASCAL |
102 | toby | 54 | void ENTRYPOINT(short selector,FilterRecordPtr pb,intptr_t *data,short *result); |
55 | |||
103 | toby | 56 | DLLEXPORT MACPASCAL |
102 | toby | 57 | void ENTRYPOINT(short selector, FilterRecordPtr pb, intptr_t *data, short *result){ |
87 | toby | 58 | static Boolean wantdialog = false; |
2 | toby | 59 | OSErr e = noErr; |
87 | toby | 60 | char *reason; |
102 | toby | 61 | |
158 | dmarschall | 62 | #ifdef WIN_ENV |
63 | // For Windows, we use an activation context to enforce that our Manifest resource will |
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64 | // be used. This allows us to use Visual Styles, even if the host application does not |
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65 | // support it. |
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159 | dmarschall | 66 | ManifestActivationCtx manifestVars; |
67 | BOOL activationContextUsed; |
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158 | dmarschall | 68 | |
159 | dmarschall | 69 | activationContextUsed = ActivateManifest(hDllInstance, 1, &manifestVars); |
158 | dmarschall | 70 | |
159 | dmarschall | 71 | __try { |
158 | dmarschall | 72 | #endif |
73 | |||
167 | dmarschall | 74 | /* Workaround for GIMP/PSPI, to avoid that formulas vanish when you re-open the main window. |
75 | The reason is a bug in PSPI: The host should preserve the value of pb->parameters, which PSPI does not do. |
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76 | Also, all global variables are unloaded, so the plugin cannot preserve any data. |
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77 | Workaround in FF 1.7: If the host GIMP is detected, the new flag persistent_savestate will be set. |
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78 | This mode saves the filter data into a temporary file "tmp.afs" and loads it |
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79 | when the window is opened again. */ |
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80 | #if MAC_ENV |
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81 | if (pb->hostSig == 'GIMP') persistent_savestate = true; |
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82 | #else |
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83 | if (pb->hostSig == 'PMIG') persistent_savestate = true; |
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84 | #endif |
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85 | |||
105 | toby | 86 | if(selector != filterSelectorAbout && !*data){ |
102 | toby | 87 | BufferID tempId; |
88 | if( (*result = PS_BUFFER_ALLOC(sizeof(globals_t), &tempId)) ) |
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89 | return; |
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103 | toby | 90 | *data = (intptr_t)PS_BUFFER_LOCK(tempId, true); |
91 | gdata = (globals_t*)*data; |
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2 | toby | 92 | gdata->standalone = gdata->parmloaded = false; |
93 | }else |
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94 | gdata = (globals_t*)*data; |
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102 | toby | 95 | |
96 | EnterCodeResource(); |
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97 | |||
98 | gpb = pb; |
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99 | |||
2 | toby | 100 | nplanes = MIN(pb->planes,4); |
101 | |||
102 | switch (selector){ |
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87 | toby | 103 | case filterSelectorAbout: |
102 | toby | 104 | if(gdata && !gdata->parmloaded) |
87 | toby | 105 | gdata->standalone = gdata->parmloaded = readPARMresource(hDllInstance,&reason,1); |
103 | toby | 106 | DoAbout((AboutRecordPtr)pb); |
2 | toby | 107 | break; |
108 | case filterSelectorParameters: |
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15 | toby | 109 | wantdialog = true; |
2 | toby | 110 | break; |
111 | case filterSelectorPrepare: |
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112 | DoPrepare(pb); |
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113 | init_symtab(predefs); // ready for parser calls |
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135 | dmarschall | 114 | init_trigtab(); |
2 | toby | 115 | break; |
89 | toby | 116 | case filterSelectorStart: |
117 | /* initialise the parameter handle that Photoshop keeps for us */ |
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118 | if(!pb->parameters) |
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167 | dmarschall | 119 | pb->parameters = PINEWHANDLE(1); // don't set initial size to 0, since some hosts (e.g. GIMP/PSPI) are incompatible with that. |
2 | toby | 120 | |
15 | toby | 121 | wantdialog |= checkandinitparams(pb->parameters); |
122 | |||
123 | /* wantdialog = false means that we never got a Parameters call, so we're not supposed to ask user */ |
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2 | toby | 124 | if( wantdialog && (!gdata->standalone || gdata->parm.popDialog) ){ |
125 | if( maindialog(pb) ){ |
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167 | dmarschall | 126 | if (persistent_savestate) { |
127 | StandardFileReply sfr; |
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128 | sfr.sfGood = true; |
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129 | sfr.sfReplacing = true; |
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130 | sfr.sfType = PS_FILTER_FILETYPE; |
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131 | myc2pstrcpy(sfr.sfFile.name, "tmp.afs"); |
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132 | sfr.nFileExtension = 3; // length of "tmp" |
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133 | sfr.sfScript = 0; // FIXME: is that ok? |
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134 | savefile(&sfr); |
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135 | } |
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136 | |||
15 | toby | 137 | /* update stored parameters from new user settings */ |
2 | toby | 138 | saveparams(pb->parameters); |
139 | }else |
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140 | e = userCanceledErr; |
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141 | } |
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18 | toby | 142 | wantdialog = false; |
2 | toby | 143 | |
144 | if(!e){ |
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145 | if(setup(pb)){ |
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146 | DoStart(pb); |
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147 | }else{ |
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148 | SYSBEEP(1); |
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149 | e = filterBadParameters; |
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150 | } |
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151 | } |
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152 | break; |
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103 | toby | 153 | case filterSelectorContinue: |
154 | e = DoContinue(pb); |
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2 | toby | 155 | break; |
156 | case filterSelectorFinish: |
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157 | DoFinish(pb); |
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158 | break; |
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159 | default: |
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160 | e = filterBadParameters; |
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161 | } |
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103 | toby | 162 | |
2 | toby | 163 | *result = e; |
164 | |||
165 | ExitCodeResource(); |
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158 | dmarschall | 166 | |
167 | #ifdef WIN_ENV |
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159 | dmarschall | 168 | } __finally { |
169 | if (activationContextUsed) DeactivateManifest(&manifestVars); |
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158 | dmarschall | 170 | } |
171 | #endif |
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2 | toby | 172 | } |
173 | |||
15 | toby | 174 | int checkandinitparams(Handle params){ |
175 | char *reasonstr,*reason; |
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21 | toby | 176 | int i,f,showdialog; |
103 | toby | 177 | |
167 | dmarschall | 178 | if (persistent_savestate) { |
179 | StandardFileReply sfr; |
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180 | sfr.sfGood = true; |
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181 | sfr.sfReplacing = true; |
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182 | sfr.sfType = PS_FILTER_FILETYPE; |
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183 | myc2pstrcpy(sfr.sfFile.name, "tmp.afs"); |
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184 | sfr.nFileExtension = 3; // length of "tmp" |
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185 | sfr.sfScript = 0; // FIXME: is that ok? |
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186 | if (loadfile(&sfr, &reason)) return true; |
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187 | } |
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188 | |||
23 | toby | 189 | if( (f = !(params && readparams(params,false,&reasonstr))) ){ |
2 | toby | 190 | /* either the parameter handle was uninitialised, |
191 | or the parameter data couldn't be read; set default values */ |
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192 | |||
89 | toby | 193 | // see if saved parameters exist |
87 | toby | 194 | gdata->standalone = gdata->parmloaded = readPARMresource(hDllInstance,&reason,1); |
89 | toby | 195 | |
87 | toby | 196 | if(!gdata->standalone){ |
21 | toby | 197 | // no saved settings (not standalone) |
85 | toby | 198 | for(i = 0; i < 8; ++i) |
2 | toby | 199 | slider[i] = i*10+100; |
146 | dmarschall | 200 | for(i = 0; i < 4; ++i) |
201 | if(expr[i]) |
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202 | free(expr[i]); |
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89 | toby | 203 | if(gpb->imageMode == plugInModeRGBColor){ |
204 | expr[0] = my_strdup("r"); |
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205 | expr[1] = my_strdup("g"); |
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206 | expr[2] = my_strdup("b"); |
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207 | expr[3] = my_strdup("a"); |
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208 | }else{ |
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209 | expr[0] = my_strdup("c"); |
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210 | expr[1] = my_strdup("c"); |
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211 | expr[2] = my_strdup("c"); |
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212 | expr[3] = my_strdup("c"); |
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213 | } |
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2 | toby | 214 | } |
215 | } |
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103 | toby | 216 | |
89 | toby | 217 | // let scripting system change parameters, if we're scripted; |
103 | toby | 218 | // user may want to force display of dialog during scripting playback |
21 | toby | 219 | showdialog = ReadScriptParamsOnRead(); |
2 | toby | 220 | |
89 | toby | 221 | saveparams(params); |
21 | toby | 222 | return f || showdialog; |
2 | toby | 223 | } |
224 | |||
225 | void DoPrepare(FilterRecordPtr pb){ |
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226 | int i; |
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227 | |||
85 | toby | 228 | for(i = 4; i--;){ |
8 | toby | 229 | if(expr[i]||tree[i]) DBG("expr[] or tree[] non-NULL in Prepare!"); |
2 | toby | 230 | expr[i] = NULL; |
231 | tree[i] = NULL; |
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232 | } |
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106 | dmarschall | 233 | |
234 | // Commented out by DM, 18 Dec 2018: |
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235 | // This code did not work on systems with 8 GB RAM: |
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236 | /* |
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237 | long space = (pb->maxSpace*9)/10; // don't ask for more than 90% of available memory |
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238 | |||
103 | toby | 239 | maxSpace = 512L<<10; // this is a wild guess, actually |
240 | if(maxSpace > space) |
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241 | maxSpace = space; |
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242 | pb->maxSpace = maxSpace; |
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106 | dmarschall | 243 | */ |
244 | |||
245 | // New variant: |
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246 | // TODO: Programmatically test if host supports pb->maxSpace64, and if it does so, use this value instead. |
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247 | pb->maxSpace = ((double)pb->maxSpace/10)*9; // don't ask for more than 90% of available memory |
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2 | toby | 248 | } |
249 | |||
250 | void RequestNext(FilterRecordPtr pb,long toprow){ |
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251 | /* Request next block of the image */ |
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252 | |||
253 | pb->inLoPlane = pb->outLoPlane = 0; |
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254 | pb->inHiPlane = pb->outHiPlane = nplanes-1; |
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255 | |||
66 | toby | 256 | // if any of the formulae involve random access to image pixels, |
89 | toby | 257 | // ask for the entire image |
94 | toby | 258 | if(needall){ |
2 | toby | 259 | SETRECT(pb->inRect,0,0,pb->imageSize.h,pb->imageSize.v); |
260 | }else{ |
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164 | dmarschall | 261 | // TODO: This does not work with GIMP. So, if we are using GIMP, we should |
262 | // somehow always use "needall=true", and/or find out why this doesn't work |
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263 | // with GIMP. |
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264 | |||
66 | toby | 265 | // otherwise, process the filtered area, by chunksize parts |
2 | toby | 266 | pb->inRect.left = pb->filterRect.left; |
267 | pb->inRect.right = pb->filterRect.right; |
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268 | pb->inRect.top = toprow; |
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269 | pb->inRect.bottom = MIN(toprow + chunksize,pb->filterRect.bottom); |
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103 | toby | 270 | |
71 | toby | 271 | if(cnvused){ |
272 | // cnv() needs one extra pixel in each direction |
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273 | if(pb->inRect.left > 0) |
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274 | --pb->inRect.left; |
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275 | if(pb->inRect.right < pb->imageSize.h) |
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276 | ++pb->inRect.right; |
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277 | if(pb->inRect.top > 0) |
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278 | --pb->inRect.top; |
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279 | if(pb->inRect.bottom < pb->imageSize.v) |
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280 | ++pb->inRect.bottom; |
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281 | } |
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2 | toby | 282 | } |
66 | toby | 283 | pb->outRect = pb->filterRect; |
2 | toby | 284 | /* |
94 | toby | 285 | {char s[0x100];sprintf(s,"RequestNext needall=%d inRect=(%d,%d,%d,%d) filterRect=(%d,%d,%d,%d)", |
103 | toby | 286 | needall, |
2 | toby | 287 | pb->inRect.left,pb->inRect.top,pb->inRect.right,pb->inRect.bottom, |
288 | pb->filterRect.left,pb->filterRect.top,pb->filterRect.right,pb->filterRect.bottom);dbg(s);} |
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289 | */ |
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290 | } |
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291 | |||
292 | void DoStart(FilterRecordPtr pb){ |
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293 | //dbg("DoStart"); |
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294 | /* if src() or rad() functions are used, random access to the image data is required, |
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295 | so we must request the entire image in a single chunk. */ |
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94 | toby | 296 | chunksize = needall ? (pb->filterRect.bottom - pb->filterRect.top) : CHUNK_ROWS; |
2 | toby | 297 | toprow = pb->filterRect.top; |
298 | RequestNext(pb,toprow); |
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299 | } |
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300 | |||
301 | OSErr DoContinue(FilterRecordPtr pb){ |
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302 | OSErr e = noErr; |
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71 | toby | 303 | Rect fr; |
304 | long outoffset; |
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2 | toby | 305 | |
94 | toby | 306 | if(needall) |
71 | toby | 307 | fr = pb->filterRect; // filter whole selection at once |
308 | else if(cnvused){ |
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309 | // we've requested one pixel extra all around |
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310 | // (see RequestNext()), just for access purposes. But filter |
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311 | // original selection only. |
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312 | fr.left = pb->filterRect.left; |
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313 | fr.right = pb->filterRect.right; |
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314 | fr.top = toprow; |
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315 | fr.bottom = MIN(toprow + chunksize,pb->filterRect.bottom); |
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316 | }else // filter whatever portion we've been given |
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317 | fr = pb->inRect; |
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318 | |||
103 | toby | 319 | outoffset = (long)pb->outRowBytes*(fr.top - pb->outRect.top) |
71 | toby | 320 | + (long)nplanes*(fr.left - pb->outRect.left); |
321 | |||
322 | if(!(e = process_scaled(pb, true, &fr, &fr, |
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62 | toby | 323 | (Ptr)pb->outData+outoffset, pb->outRowBytes, 1.))) |
324 | { |
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2 | toby | 325 | toprow += chunksize; |
326 | if(toprow < pb->filterRect.bottom) |
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327 | RequestNext(pb,toprow); |
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328 | else{ |
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329 | SETRECT(pb->inRect,0,0,0,0); |
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330 | pb->outRect = pb->maskRect = pb->inRect; |
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331 | } |
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332 | } |
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333 | return e; |
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334 | } |
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335 | |||
336 | void DoFinish(FilterRecordPtr pb){ |
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337 | int i; |
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89 | toby | 338 | |
2 | toby | 339 | WriteScriptParamsOnRead(); |
340 | |||
85 | toby | 341 | for(i = 4; i--;){ |
2 | toby | 342 | freetree(tree[i]); |
343 | if(expr[i]) free(expr[i]); |
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344 | } |
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345 | } |