From 54324d9e0c6956bdc7bc9b0620fe53c8e6b66a04 Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Fri, 1 May 2009 19:08:32 -0400 Subject: vg: remove a silly demo and add a bit better one --- progs/openvg/demos/sp.c | 466 ++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 450 insertions(+), 16 deletions(-) (limited to 'progs/openvg/demos/sp.c') diff --git a/progs/openvg/demos/sp.c b/progs/openvg/demos/sp.c index d04f252e2e..424ec47d69 100644 --- a/progs/openvg/demos/sp.c +++ b/progs/openvg/demos/sp.c @@ -5,30 +5,119 @@ #include #include #include +#include #include +#define ELEMENTS(x) (sizeof(x)/sizeof((x)[0])) + struct object { VGPath path; VGPaint fill; VGPaint stroke; VGint draw_mode; + VGfloat matrix[9]; + VGfloat stroke_width; }; struct character { struct object objects[32]; VGint num_objects; }; +VGfloat identity_matrix[] = {1, 0, 0, 0, 1, 0, 0, 0, 1}; struct character cartman; -static void init_character() +static void add_object_fill(const VGubyte *segments, VGint num_segments, + const VGfloat *coords, + VGuint color) +{ + struct object object; + + object.path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, + 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL); + vgAppendPathData(object.path, num_segments, segments, coords); + + object.fill = vgCreatePaint(); + vgSetColor(object.fill, color); + memcpy(object.matrix, identity_matrix, 9 * sizeof(VGfloat)); + object.draw_mode = VG_FILL_PATH; + + cartman.objects[cartman.num_objects] = object; + ++cartman.num_objects; +} + + +static void add_object_stroke(const VGubyte *segments, VGint num_segments, + const VGfloat *coords, + VGuint color, VGfloat width) +{ + struct object object; + + object.path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, + 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL); + vgAppendPathData(object.path, num_segments, segments, coords); + + object.stroke = vgCreatePaint(); + vgSetColor(object.stroke, color); + memcpy(object.matrix, identity_matrix, 9 * sizeof(VGfloat)); + object.draw_mode = VG_STROKE_PATH; + object.stroke_width = width; + + cartman.objects[cartman.num_objects] = object; + ++cartman.num_objects; +} + + +static void add_object_fillm(const VGubyte *segments, VGint num_segments, + const VGfloat *coords, + VGuint color, + VGfloat *matrix) +{ + struct object object; + + object.path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, + 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL); + vgAppendPathData(object.path, num_segments, segments, coords); + + object.fill = vgCreatePaint(); + vgSetColor(object.fill, color); + memcpy(object.matrix, matrix, 9 * sizeof(VGfloat)); + object.draw_mode = VG_FILL_PATH; + + cartman.objects[cartman.num_objects] = object; + ++cartman.num_objects; +} + + +static void add_object_m(const VGubyte *segments, VGint num_segments, + const VGfloat *coords, + VGuint fill_color, + VGuint stroke_color, VGfloat stroke_width, + VGfloat *matrix) { struct object object; - VGint num_objects = 0; + object.path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, + 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL); + vgAppendPathData(object.path, num_segments, segments, coords); + memcpy(object.matrix, matrix, 9 * sizeof(VGfloat)); + + object.fill = vgCreatePaint(); + vgSetColor(object.fill, fill_color); + object.draw_mode = VG_FILL_PATH | VG_STROKE_PATH; + + object.stroke = vgCreatePaint(); + vgSetColor(object.stroke, stroke_color); + object.stroke_width = stroke_width; + + cartman.objects[cartman.num_objects] = object; + ++cartman.num_objects; +} + +static void init_character() +{ { - const VGint num_segments = 6; const VGubyte segments[] = {VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, @@ -36,23 +125,337 @@ static void init_character() VG_CUBIC_TO_ABS, VG_CLOSE_PATH}; const VGfloat coords[] = {181.83267, 102.60408, - 181.83267,102.60408 185.53793,114.5749 186.5355,115.00243, - 187.53306,115.42996 286.0073,115.00243 286.0073,115.00243, - 286.0073,115.00243 292.70526,103.45914 290.85263,101.03648, - 289.00001,98.61381 181.54765,102.31906 181.83267,102.60408 + 181.83267,102.60408, 185.53793,114.5749, 186.5355,115.00243, + 187.53306,115.42996, 286.0073,115.00243, 286.0073,115.00243, + 286.0073,115.00243, 292.70526,103.45914, 290.85263,101.03648, + 289.00001,98.61381, 181.54765,102.31906, 181.83267,102.60408 }; VGuint color = 0x7c4e32ff; - object.path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, - 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL); - vgAppendPathData(object.path, num_segments, segments, coords); + add_object_fill(segments, ELEMENTS(segments), + coords, color); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_LINE_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CLOSE_PATH + }; + const VGfloat coords[] = {188.62208,50.604156, + 188.62208,50.604156, 176.73127,60.479579, 170.68509,69.548844, + 164.63892,78.618109, 175.11895,79.827344, 175.11895,79.827344, + 176.52973,98.368952, + 176.52973,98.368952, 189.83131,110.05823, 208.97754,110.25976, + 228.12377,110.46131, 244.24691,111.67054, 247.06846,110.25976, + 249.89,108.849, 258.95927,106.8336, 260.16851,105.01975, + 261.37774,103.2059, 296.84865,106.43053, 297.05019,91.919698, + 297.25172,77.408874, 306.11945,64.308824, 282.13628,51.611853, + 258.15311,38.914882, 189.2267,49.999539, 188.62208,50.604156 + }; + + VGuint color = 0xe30000ff; + add_object_fill(segments, ELEMENTS(segments), + coords, color); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, + VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 68.25, 78.875, + 68.25,93.296, 54.642,105, 37.875,105, + 21.108,105, 7.5,93.296, 7.5,78.875, + 7.5,64.454, 21.108,52.75, 37.875,52.75, + 54.642,52.75, 68.25,64.454, 68.25,78.875 + }; + + VGuint color = 0xffe1c4ff; + VGfloat matrix[] = { + 1.6529, 0, 0, + 0, 1.582037, 0, + 172.9649,-90.0116, 1 + }; + add_object_fillm(segments, ELEMENTS(segments), + coords, color, matrix); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 170.14687,71.536958, + 173.53626,68.814326, 176.70232,68.971782, 180.55009,71.679467, + 184.39785,74.387153, 199.19294,80.036105, 191.52334,86.500482, + 189.02942,88.6025, 183.97032,85.787933, 180.26507,86.928011, + 178.8737,87.356121, 174.71827,89.783259, 171.8028,87.494856, + 166.95426,83.689139, 163.51779,76.861986, 170.14687,71.536958 + }; + + VGuint color = 0xfff200ff; + add_object_fill(segments, ELEMENTS(segments), + coords, color); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 299.83075,66.834136, + 299.83075,66.834136, 287.85993,64.69649, 284.15467,72.962055, + 280.44942,81.227621, 280.1644,78.234916, 280.1644,79.374994, + 280.1644,80.515072, 278.16927,84.077816, 284.86722,83.792796, + 291.56518,83.507777, 291.99271,86.785501, 294.84291,86.642991, + 297.6931,86.500482, 303.536,85.645423, 303.67851,80.657582, + 303.82102,75.66974, 302.68094,65.551548, 299.83075,66.834136 + }; + + VGuint color = 0xfff200ff; + add_object_fill(segments, ELEMENTS(segments), + coords, color); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS + }; + const VGfloat coords[] = { + 240.83171,75.81225, + 240.83171,75.81225, 241.54426,88.495618, 242.25681,91.488323, + 242.96936,94.481028, 240.6892,108.01945, 240.83171,110.01459, + 240.97422,112.00973, 240.97422,111.01216, 240.97422,111.01216 + }; + VGuint color = 0x000000ff; + VGfloat swidth = 1.14007807; + add_object_stroke(segments, ELEMENTS(segments), coords, color, swidth); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 83.375, 95.5, + 83.375,96.121, 83.067,96.625, 82.6875,96.625, + 82.308,96.625, 82,96.121, 82,95.5, + 82,94.879, 82.308,94.375, 82.6875,94.375, + 83.066677,94.375, 83.374492,94.878024, 83.374999,95.498494, + 82.6875,95.5, + 83.375,95.5 + }; + VGuint fill_color = 0x000000ff; + VGuint stroke_color = 0x000000ff; + VGfloat swidth = 0.60000002; + VGfloat matrix1[] = { + 1.140078, 0, 0, + 0, 1.140078, 0, + 145.4927, -15.10897, 1 + }; + VGfloat matrix2[] = { + 1.140078,0, 0, + 0,1.140078, 0, + 144.2814,-27.93485, 1 + }; + VGfloat matrix3[] = { + 1.140078,0, 0, + 0,1.140078, 0, + 144.1388,-3.70819, 1 + }; + add_object_m(segments, ELEMENTS(segments), coords, + fill_color, stroke_color, swidth, matrix1); + add_object_m(segments, ELEMENTS(segments), coords, + fill_color, stroke_color, swidth, matrix2); + add_object_m(segments, ELEMENTS(segments), coords, + fill_color, stroke_color, swidth, matrix3); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_LINE_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 179.41001,115.28745, + 179.41001,115.28745, 207.48443,109.30204, 236.84144,115.14494, + 236.84144,115.14494, 274.74903,109.87208, 291.8502,115.42996, + 179.41001,115.28745 + }; - object.fill = vgCreatePaint(); - vgSetColor(object.fill, color); - character.objects[objects.num_objects] = object; - ++objects.num_objects; + VGuint color = 0x000000ff; + add_object_fill(segments, ELEMENTS(segments), + coords, color); } { - + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 83.792156,68.157364, + 83.792156,69.669865, 82.72301,70.897403, 81.40567,70.897403, + 80.08833,70.897403, 79.019185,69.669865, 79.019185,68.157364, + 79.019185,66.644862, 80.08833,65.417325, 81.40567,65.417325, + 82.721887,65.417325, 83.790391,66.642485, 83.792153,68.153696, + 81.40567,68.157364, + 83.792156,68.157364 + }; + VGuint fill_color = 0x000000ff; + VGuint stroke_color = 0x000000ff; + VGfloat swidth = 0.52891117; + VGfloat matrix1[] = { + 1.140078,0, 0, + 0,1.140078, 0, + 145.2489,-15.58714, 1 + }; + add_object_m(segments, ELEMENTS(segments), coords, + fill_color, stroke_color, swidth, matrix1); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS + }; + const VGfloat coords[] = { + 232.28113,66.976646, + 232.28113,66.976646, 237.98152,70.539389, 245.39202,66.549116 + }; + VGuint color = 0x000000ff; + VGfloat swidth = 0.60299999; + add_object_stroke(segments, ELEMENTS(segments), coords, color, swidth); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 185.96908,30.061986, + 185.96908,30.061986, 187.76995,14.508377, 203.23909,3.7427917, + 209.95028,-0.92779696, 219.37764,-4.9841866, 232.1078,-6.00046, + 246.13578,-7.1203411, 256.92106,-2.8560739, 264.81774,1.9451947, + 280.60485,11.543934, 284.31582,25.937274, 284.08015,26.526452, + 283.7266,27.410336, 240.83461,1.9346323, 185.96908,30.061986 + }; + VGuint color = 0x8ed8f8ff; + add_object_fill(segments, ELEMENTS(segments), coords, color); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_LINE_TO_ABS, VG_CUBIC_TO_ABS, + VG_LINE_TO_ABS, VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 185.39542,32.061757, + 185.82295,29.211562, + 185.82295,29.211562, 234.70379,2.277219, 284.01217,25.078779, + 284.86722,27.643954, + 284.86722,27.643954, 236.69893,4.5573746, 185.39542,32.061757 + }; + VGuint color = 0xfff200ff; + add_object_fill(segments, ELEMENTS(segments), coords, color); + } + + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 219.74027,-5.917093, + 220.49206,-8.44929, 225.15564,-10.904934, 230.21473,-11.189954, + 235.27383,-11.474973, 243.27521,-13.287236, 249.21385,-5.724198, + 249.89961,-4.850868, 249.28247,-4.332166, 248.62298,-3.971398, + 247.79117,-3.516361, 247.13703,-3.392737, 246.16222,-3.408047, + 243.63973,-3.447664, 242.54183,-3.850701, 242.54183,-3.850701, + 242.54183,-3.850701, 238.78367,-1.737343, 236.20014,-3.565682, + 233.88436,-5.204544, 234.27626,-4.56325, 234.27626,-4.56325, + 234.27626,-4.56325, 232.33303,-2.975658, 230.85603,-2.995643, + 228.59433,-3.025282, 227.73672,-4.501857, 227.21966,-4.93027, + 226.76318,-4.932008, 226.50948,-4.491995, 226.50948,-4.491995, + 226.50948,-4.491995, 224.53199,-2.085883, 222.51431,-2.467064, + 221.48814,-2.66093, 218.91968,-3.15318, 219.74027,-5.917093 + }; + VGuint color = 0xfff200ff; + add_object_fill(segments, ELEMENTS(segments), coords, color); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 178.97347,166.06432, + 178.97347,181.2154, 168.0245,193.51193, 154.53381,193.51193, + 141.04312,193.51193, 130.09416,181.2154, 130.09416,166.06432, + 130.09416,150.91323, 141.04312,138.6167, 154.53381,138.6167, + 168.0245,138.6167, 178.97347,150.91323, 178.97347,166.06432 + }; + VGuint color = 0xffffffff; + VGfloat matrix1[] = { + 0.466614,-0.23492, 0, + 0.108683,0.436638, 0, + 134.5504,-0.901632, 1 + }; + VGfloat matrix2[] = { + -0.466614,-0.23492, 0, + -0.108683,0.436638, 0, + 338.4496,-0.512182, 1 + }; + add_object_fillm(segments, ELEMENTS(segments), coords, color, matrix1); + add_object_fillm(segments, ELEMENTS(segments), coords, color, matrix2); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, + VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS, VG_CLOSE_PATH + }; + const VGfloat coords[] = { + 123.82758,165.06168, + 123.82758,166.79125, 122.59232,168.19497, 121.07029,168.19497, + 119.54826,168.19497, 118.313,166.79125, 118.313,165.06168, + 118.313,163.3321, 119.54826,161.92839, 121.07029,161.92839, + 122.59232,161.92839, 123.82758,163.3321, 123.82758,165.06168 + }; + VGuint color = 0x000000ff; + VGfloat matrix1[] = { + 0.525719,0, 0, + 0,0.479931, 0, + 178.9702,-43.3532, 1 + }; + VGfloat matrix2[] = { + 0.525719,0, 0, + 0,0.479931, 0, + 165.258,-43.46162, 1 + }; + add_object_fillm(segments, ELEMENTS(segments), coords, color, matrix1); + add_object_fillm(segments, ELEMENTS(segments), coords, color, matrix2); + } + { + const VGubyte segments[] = { + VG_MOVE_TO_ABS, VG_CUBIC_TO_ABS, VG_CUBIC_TO_ABS + }; + const VGfloat coords[] = { + 197.25,54.5, + 197.25,54.5, 211.75,71.5, 229.25,71.5, + 246.75,71.5, 261.74147,71.132714, 277.75,50.75 + }; + VGuint color = 0x000000ff; + VGfloat swidth = 0.60299999; + add_object_stroke(segments, ELEMENTS(segments), coords, color, swidth); } } @@ -60,6 +463,10 @@ static void init_character() static void init(void) { + float clear_color[4] = {1.0, 1.0, 1.0, 1.0}; + vgSetfv(VG_CLEAR_COLOR, 4, clear_color); + + init_character(); } /* new window size or exposure */ @@ -68,7 +475,8 @@ reshape(int w, int h) { } -int key_press(unsigned key) +static int +key_press(unsigned key) { switch(key) { case XK_Right: @@ -93,6 +501,32 @@ int key_press(unsigned key) static void draw(void) { + VGint i; + VGfloat save_matrix[9]; + + vgClear(0, 0, window_width(), window_height()); + + vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE); + vgLoadIdentity(); + vgScale(2, 2); + vgTranslate(160, 60); + vgRotate(180); + vgTranslate(-160, -100); + vgGetMatrix(save_matrix); + for (i = 0; i < cartman.num_objects; ++i) { + struct object object = cartman.objects[i]; + if ((object.draw_mode & VG_STROKE_PATH)) { + vgSetf(VG_STROKE_LINE_WIDTH, object.stroke_width); + vgSetPaint(object.stroke, VG_STROKE_PATH); + } + if ((object.draw_mode & VG_FILL_PATH)) + vgSetPaint(object.fill, VG_FILL_PATH); + vgMultMatrix(object.matrix); + vgDrawPath(object.path, object.draw_mode); + vgLoadMatrix(save_matrix); + } + + vgFlush(); } -- cgit v1.2.3