testsuite/misc-ming.all/BitmapDataDraw.c

   1 /*
   2  *   Copyright (C) 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  16  *
  17  */
  18
  19 #include <stdlib.h>
  20 #include <stdio.h>
  21 #include <ming.h>
  22 #include <string.h>
  23
  24 #include "ming_utils.h"
  25
  26 #define OUTPUT_VERSION 8
  27 #define OUTPUT_FILENAME "BitmapDataDraw.swf"
  28
  29 const char* mediadir=".";
  30
  31
  32 /// The test shows the following:
  33 //
  34 /// The MovieClip itself is drawn with no transformation, i.e. identity matrix.
  35 /// Any contained MovieClips keep their transformation.
  36 /// BitmapData.draw draws on top of what's in the BitmapData already.
  37 /// Dynamically loaded images are not drawn.
  38 int
  39 main(int argc, char** argv)
  40 {
  41     SWFMovie mo;
  42     SWFMovieClip mc, mc3, mc4, mc5;
  43     SWFMovieClip dejagnuclip;
  44     SWFShape sh;
  45     SWFDisplayItem it;
  46     SWFFillStyle fill;
  47     SWFBitmap bp;
  48     SWFInput inp;
  49     FILE* imgfile;
  50
  51     if (argc > 1) mediadir = argv[1];
  52     else {
  53         fprintf(stderr, "Usage: %s <mediadir>\n", argv[0]);
  54         return EXIT_FAILURE;
  55     }
  56
  57     Ming_init();
  58     Ming_useSWFVersion (OUTPUT_VERSION);
  59
  60     mo = newSWFMovie();
  61     SWFMovie_setDimension(mo, 800, 600);
  62
  63     SWFMovie_setRate(mo, 12);
  64     dejagnuclip = get_dejagnu_clip(
  65             (SWFBlock)get_default_font(mediadir), 10, 10, 150, 800, 600);
  66     SWFMovie_add(mo, (SWFBlock)dejagnuclip);
  67
  68     SWFMovie_nextFrame(mo);
  69
  70     mc = newSWFMovieClip();
  71
  72     // Two shapes.
  73
  74     // Shape 1
  75     sh = newSWFShape();
  76     fill = newSWFSolidFillStyle(0x00, 0xff, 0xff, 0xff);
  77     SWFShape_setRightFillStyle(sh, fill);
  78     SWFShape_movePenTo(sh, 10.0, 10.0);
  79     SWFShape_drawLine(sh, 90.0, 0.0);
  80     SWFShape_drawLine(sh, 0.0, 90.0);
  81     SWFShape_drawLine(sh, -90.0, 0.0);
  82     SWFShape_drawLine(sh, 0.0, -90.0);
  83     SWFMovieClip_add(mc, (SWFBlock)sh);
  84
  85     // Shape 2
  86     sh = newSWFShape();
  87     fill = newSWFSolidFillStyle(0xff, 0x00, 0xff, 0xff);
  88     SWFShape_setRightFillStyle(sh, fill);
  89     SWFShape_movePenTo(sh, 80.0, 80.0);
  90     SWFShape_drawLine(sh, 50.0, 0.0);
  91     SWFShape_drawLine(sh, 0.0, 50.0);
  92     SWFShape_drawLine(sh, -50.0, 0.0);
  93     SWFShape_drawLine(sh, 0.0, -50.0);
  94     SWFMovieClip_add(mc, (SWFBlock)sh);
  95
  96     // Show frame for static MovieClip
  97     SWFMovieClip_nextFrame(mc);
  98
  99     it = SWFMovie_add(mo, (SWFBlock)mc);
 100     SWFDisplayItem_setName(it, "mc1");
 101
 102     SWFMovie_nextFrame(mo);
 103
 104     add_actions(mo,
 105             "_root.b = new flash.display.BitmapData(100, 100, false);"
 106             "b.draw(mc1);"
 107             "c = _root.createEmptyMovieClip('dynmc', 88);"
 108             "_root.dynmc._x = 200;"
 109             "_root.dynmc.attachBitmap(b, 24);"
 110             );
 111
 112     // Dimensions are restricted to the BitmapData's size.
 113     check_equals(mo, "b.width", "100");
 114     check_equals(mo, "b.height", "100");
 115
 116     // The original MovieClip has:
 117     // 1. a cyan (0x00ffff) square (10, 10) to (100, 100) and
 118     // 2. a magenta (0xff00ff) square (80, 80) to (130, 130).
 119
 120     // Pixel checking
 121     // Top left corner is white
 122     check_equals(mo, "b.getPixel(1, 1)", "0xffffff");
 123     check_equals(mo, "b.getPixel(8, 8)", "0xffffff");
 124     // Cyan square
 125     check_equals(mo, "b.getPixel(12, 12)", "0x00ffff");
 126     check_equals(mo, "b.getPixel(12, 98)", "0x00ffff");
 127     check_equals(mo, "b.getPixel(98, 12)", "0x00ffff");
 128     // Magenta square
 129     check_equals(mo, "b.getPixel(82, 82)", "0xff00ff");
 130
 131     // Do the same with double width and height.
 132     add_actions(mo,
 133             "b = new flash.display.BitmapData(100, 100, false);"
 134             "b.draw(mc1, new flash.geom.Matrix(2, 0, 0, 2, 34, 34));"
 135             "_root.createEmptyMovieClip('dynmc2', 89);"
 136             "_root.dynmc2._x = 200;"
 137             "_root.dynmc2.attachBitmap(b, 24);"
 138             );
 139
 140     // Dimensions are restricted to the BitmapData's size.
 141     check_equals(mo, "b.width", "100");
 142     check_equals(mo, "b.height", "100");
 143
 144     // Pixel checking
 145     // Top left corner is white
 146     check_equals(mo, "b.getPixel(1, 1)", "0xffffff");
 147     check_equals(mo, "b.getPixel(8, 8)", "0xffffff");
 148     // Cyan square is scaled and translated to start at (54, 54)
 149     // (10 * 2 + 34)
 150     check_equals(mo, "b.getPixel(12, 12)", "0xffffff");
 151     check_equals(mo, "b.getPixel(52, 52)", "0xffffff");
 152     check_equals(mo, "b.getPixel(56, 56)", "0x00ffff");
 153     // Magenta square isn't there because it doesn't fit.
 154
 155     // Add with a different matrix
 156     it = SWFMovie_add(mo, (SWFBlock)mc);
 157     SWFDisplayItem_setMatrix(it, 0.5f, 0.f, 0.f, 2.0f, 0.f, 200.f);
 158     SWFDisplayItem_setName(it, "mc2");
 159
 160     // Check that the BitmapData ignores PlaceObject matrix.
 161     add_actions(mo,
 162             "b = new flash.display.BitmapData(400, 400, false);"
 163             "b.draw(mc2);"
 164             "_root.createEmptyMovieClip('dynmc2', 88);"
 165             "_root.dynmc2._y = 200;"
 166             "_root.dynmc2._x = 200;"
 167             "_root.dynmc2.attachBitmap(b, 28);"
 168             );
 169
 170     // This is a sanity check more than anything else.
 171     check_equals(mo, "b.width", "400");
 172     check_equals(mo, "b.height", "400");
 173
 174     // Pixel checking (Bitmap is now 400x400)
 175     // Top left corner is white
 176     check_equals(mo, "b.getPixel(1, 1)", "0xffffff");
 177     check_equals(mo, "b.getPixel(8, 8)", "0xffffff");
 178     // Cyan square
 179     check_equals(mo, "b.getPixel(12, 12)", "0x00ffff");
 180     check_equals(mo, "b.getPixel(12, 98)", "0x00ffff");
 181     check_equals(mo, "b.getPixel(98, 12)", "0x00ffff");
 182     check_equals(mo, "b.getPixel(12, 102)", "0xffffff");
 183     check_equals(mo, "b.getPixel(102, 12)", "0xffffff");
 184     // Magenta square
 185     check_equals(mo, "b.getPixel(82, 82)", "0xff00ff");
 186     check_equals(mo, "b.getPixel(128, 128)", "0xff00ff");
 187     check_equals(mo, "b.getPixel(132, 132)", "0xffffff");
 188     check_equals(mo, "b.getPixel(78, 78)", "0x00ffff");
 189
 190     SWFMovie_nextFrame(mo);
 191
 192     // Create a nested MovieClip. The clip mc3 contains a
 193     // copy of mc with a funny translation.
 194     mc3 = newSWFMovieClip();
 195     it = SWFMovieClip_add(mc3, (SWFBlock)mc);
 196     SWFDisplayItem_setName(it, "mc3_mc1");
 197     SWFDisplayItem_setMatrix(it, 0.5f, 0.1f, -0.1f, 0.5f, 20.f, 20.f);
 198     SWFMovieClip_nextFrame(mc3);
 199
 200     it = SWFMovie_add(mo, (SWFBlock)mc3);
 201     SWFDisplayItem_setName(it, "mc3");
 202
 203     // This shows that the matrix of sub-clips is used.
 204     add_actions(mo,
 205             "b = new flash.display.BitmapData(400, 400, false);"
 206             "b.draw(mc3);"
 207
 208             // Re-use an earlier dynamic clip.
 209             "_root.dynmc2._y = 200;"
 210             "_root.dynmc2._x = 200;"
 211             "_root.dynmc2.attachBitmap(b, 28);"
 212             );
 213
 214     // Top left corner is white
 215     check_equals(mo, "b.getPixel(1, 1)", "0xffffff");
 216     check_equals(mo, "b.getPixel(8, 8)", "0xffffff");
 217     // Cyan square top left corner
 218     check_equals(mo, "b.getPixel(25, 28)", "0x00ffff");
 219     check_equals(mo, "b.getPixel(20, 30)", "0xffffff");
 220     check_equals(mo, "b.getPixel(25, 25)", "0xffffff");
 221     // Cyan square bottom left (Check that it's rotated).
 222     check_equals(mo, "b.getPixel(18, 68)", "0x00ffff");
 223     // Cyan square top right
 224     check_equals(mo, "b.getPixel(64, 36)", "0x00ffff");
 225     check_equals(mo, "b.getPixel(64, 32)", "0xffffff");
 226     // Magenta square top left
 227     check_equals(mo, "b.getPixel(54, 71)", "0xff00ff");
 228     check_equals(mo, "b.getPixel(54, 67)", "0x00ffff");
 229     check_equals(mo, "b.getPixel(50, 71)", "0x00ffff");
 230     // Magenta square bottom right
 231     check_equals(mo, "b.getPixel(74, 94)", "0xffffff");
 232     check_equals(mo, "b.getPixel(70, 94)", "0xff00ff");
 233
 234     SWFMovie_nextFrame(mo);
 235
 236     // Add a MovieClip with an image.
 237
 238     char file[] = "/green.jpg";
 239     if (strlen(mediadir) > 1024) {
 240         fprintf(stderr, "Path to media dir too long! Fix the testcase");
 241     }
 242     char path[1024 + sizeof file];
 243     strcpy(path, mediadir);
 244     strcat(path, file);
 245
 246     imgfile = fopen(path, "rb");
 247     if (!imgfile) {
 248         fprintf(stderr, "Failed to open bitmap file");
 249         exit(EXIT_FAILURE);
 250     }
 251
 252     // Note that recent ming version have the more convenient
 253     // newSWFInput_filename() function, but we want to support
 254     // older versions.
 255     inp = newSWFInput_file(imgfile);
 256     bp = (SWFBitmap)newSWFJpegBitmap_fromInput(inp);
 257
 258     // Image clip
 259     mc5 = newSWFMovieClip();
 260     SWFMovieClip_add(mc5, (SWFBlock)bp);
 261     SWFMovieClip_nextFrame(mc5);
 262
 263     // Container clip for image clip.
 264     mc4 = newSWFMovieClip();
 265     it = SWFMovieClip_add(mc4, (SWFBlock)mc5);
 266     SWFDisplayItem_setMatrix(it, 0.75f, -0.2f, 0.3f, 0.35f, 20, 30);
 267     SWFMovieClip_nextFrame(mc4);
 268
 269     it = SWFMovie_add(mo, (SWFBlock)mc4);
 270     SWFDisplayItem_setName(it, "mc4");
 271
 272     // Draw on top of the old Bitmap!
 273     add_actions(mo, "b.draw(mc4);");
 274
 275     check_equals(mo, "b.getPixel(1, 1)", "0xffffff");
 276     check_equals(mo, "b.getPixel(8, 8)", "0xffffff");
 277     // Cyan square top left corner
 278     // Note: The following pixels shouldn't suffer from antialiasing,
 279     // but not sure how accurate Gnash will be.
 280     xcheck_equals(mo, "b.getPixel(27, 30)", "0x000010");
 281     // Cyan square bottom left
 282     check_equals(mo, "b.getPixel(18, 68)", "0x00ffff");
 283     // Cyan square top right
 284     xcheck_equals(mo, "b.getPixel(65, 36)", "0xfffffd");
 285     // Magenta square top left
 286     xcheck_equals(mo, "b.getPixel(62, 71)", "0x1000f");
 287     check_equals(mo, "b.getPixel(50, 71)", "0x00ffff");
 288     // Magenta square bottom right
 289     check_equals(mo, "b.getPixel(74, 94)", "0xffffff");
 290     check_equals(mo, "b.getPixel(70, 94)", "0xff00ff");
 291
 292     // Test color transform
 293     add_actions(mo,
 294             "b = new flash.display.BitmapData(100, 100, false);"
 295             "cx = new flash.geom.ColorTransform(0.5, 0, 0, 1, -255, 255, 0, 0);"
 296             "trace(cx);"
 297             "b.draw(mc1, new flash.geom.Matrix(2, 0, 0, 2, 34, 34), cx);"
 298             "_root.createEmptyMovieClip('dynmc87', 333);"
 299             "_root.dynmc87._x = 400;"
 300             "_root.dynmc87._y = 400;"
 301             "_root.dynmc87.attachBitmap(b, 1200);"
 302             );
 303
 304     // Pixel checking
 305     // Top left corner is white
 306     check_equals(mo, "b.getPixel(1, 1)", "0xffffff");
 307     check_equals(mo, "b.getPixel(8, 8)", "0xffffff");
 308     // Cyan square is now green.
 309     check_equals(mo, "b.getPixel(12, 12)", "0xffffff");
 310     check_equals(mo, "b.getPixel(52, 52)", "0xffffff");
 311     check_equals(mo, "b.getPixel(56, 56)", "0x00ff00");
 312     add_actions(mo, "stop();");
 313
 314     // Output movie
 315     puts("Saving " OUTPUT_FILENAME);
 316     SWFMovie_save(mo, OUTPUT_FILENAME);
 317
 318     fclose(imgfile);
 319
 320     return EXIT_SUCCESS;
 321 }