vg: remove a silly demo and add a bit better oneopenvg-1.0

4 files changed, 544 insertions, 197 deletions

diff --git a/progs/openvg/demos/Makefile b/progs/openvg/demos/Makefile
index 7ecb987f9d..6e15342c7f 100644
--- a/progs/openvg/demos/Makefile
+++ b/progs/openvg/demos/Makefile
@@ -7,8 +7,8 @@ VG_LIBS=-lm -pthread -lEGL -lOpenVG
 INCLUDE_DIRS = -I$(TOP)/include
 
 PROGRAMS = \
-	gears \
-        lion
+        lion \
+        sp
 
 .c.o:
 	$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
@@ -17,14 +17,6 @@ PROGRAMS = \
 
 default: $(PROGRAMS)
 
-
-gears: gears.o
-	$(CC) $(CFLAGS) gears.o -L$(TOP)/$(LIB_DIR) $(VG_LIBS)  -o $@
-
-gears.o: gears.c $(HEADERS)
-	$(CC) -c $(CFLAGS) -I$(TOP)/include gears.c
-
-
 lion: lion.o lion-render.o
 	$(CC) $(CFLAGS) lion.o lion-render.o -L$(TOP)/$(LIB_DIR) $(VG_LIBS) -o $@
 
@@ -34,6 +26,13 @@ lion-render.o: lion-render.c lion-render.h $(HEADERS)
 	$(CC) -c $(CFLAGS) -I$(TOP)/include lion-render.c
 
 
+sp: sp.c eglcommon.o
+	$(CC) $(INCLUDE_DIRS) $(CFLAGS) $^  -L$(TOP)/$(LIB_DIR) $(LIBS) $(VG_LIBS)  $(APP_LIB_DEPS) -o $@
+
+eglcommon.o: eglcommon.c $(HEADERS)
+	$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) eglcommon.c
+
+
 clean:
 	rm -f *.o *~
 	rm -f *.so
diff --git a/progs/openvg/demos/gears.c b/progs/openvg/demos/eglcommon.c
index 7dcb3954a8..bacd5685d7 100644
--- a/progs/openvg/demos/gears.c
+++ b/progs/openvg/demos/eglcommon.c
@@ -1,3 +1,6 @@
+#include "eglcommon.h"
+
+
 #include <assert.h>
 #include <math.h>
 #include <stdlib.h>
@@ -6,157 +9,23 @@
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <X11/keysym.h>
-#include <VG/openvg.h>
+#include <VG/openvg.h>  /* using full OpenGL for now */
 #include <GLES/egl.h>
 
-static VGint width, height;
-static VGPath gear1;
-static VGPath gear2;
-static VGPath gear3;
-
-static VGPaint fill;
-const VGfloat color[4] = {0.5, 0.5, 0.5, 1.0};
-
-static VGfloat gear1_angle = 35;
-static VGfloat gear2_angle = 24;
-static VGfloat gear3_angle = 33.5;
-
-static  void moveTo(VGPath path, VGfloat x, VGfloat y)
-{
-   static VGubyte moveTo = VG_MOVE_TO | VG_ABSOLUTE;
-   VGfloat pathData[2];
-   pathData[0] = x; pathData[1] = y;
-   vgAppendPathData(path, 1, &moveTo, pathData);
-}
-
-static  void lineTo(VGPath path, VGfloat x, VGfloat y)
-{
-   static VGubyte lineTo = VG_LINE_TO | VG_ABSOLUTE;
-   VGfloat pathData[2];
-   pathData[0] = x; pathData[1] = y;
-   vgAppendPathData(path, 1, &lineTo, pathData);
-}
-
-static  void closeSubpath(VGPath path)
-{
-   static VGubyte close = VG_CLOSE_PATH | VG_ABSOLUTE;
-   VGfloat pathData[2];
-   vgAppendPathData(path, 1, &close, pathData);
-}
-
-static  void cubicTo(VGPath path, VGfloat x1, VGfloat y1, VGfloat x2, VGfloat y2,
-                     VGfloat midx, VGfloat midy)
-{
-   static VGubyte cubic = VG_CUBIC_TO | VG_ABSOLUTE;
-   VGfloat pathData[6];
-   pathData[0] = x1;
-   pathData[1] = y1;
-   pathData[2] = x2;
-   pathData[3] = y2;
-   pathData[4] = midx;
-   pathData[5] = midy;
-   vgAppendPathData(path, 1, &cubic, pathData);
-}
-
-static VGPath gearsPath(double inner_radius, double outer_radius,
-                        int teeth, double tooth_depth)
-{
-   VGPath path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, 1.0f, 0.0f,
-                              0, 0, (unsigned int)VG_PATH_CAPABILITY_ALL);
-
-   int i;
-   double r0, r1, r2;
-   double angle, da;
-
-   r0 = inner_radius;
-   r1 = outer_radius - tooth_depth / 2.0;
-   r2 = outer_radius + tooth_depth / 2.0;
-
-   da = 2.0 * M_PI / (VGfloat) teeth / 4.0;
 
-   angle = 0.0;
-   moveTo(path, r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da));
-
-   for (i = 1; i <= teeth; i++) {
-      angle = i * 2.0 * M_PI / (VGfloat)teeth;
-
-      lineTo(path, r1 * cos(angle), r1 * sin(angle));
-      lineTo(path, r2 * cos(angle + da), r2 * sin(angle + da));
-      lineTo(path, r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da));
-
-      if (i < teeth)
-         lineTo(path, r1 * cos(angle + 3 * da),
-                r1 * sin(angle + 3 * da));
-   }
+static init_func    init = 0;
+static draw_func    draw = 0;
+static reshape_func reshape = 0;
+static key_func     keyPress = 0;
+static VGint width = 300, height = 300;
 
-   closeSubpath(path);
 
-   moveTo(path, r0 * cos(angle + 3 * da), r0 * sin(angle + 3 * da));
-
-   for (i = 1; i <= teeth; i++) {
-      angle = i * 2.0 * M_PI / (VGfloat) teeth;
-
-      lineTo(path, r0 * cos(angle), r0 * sin(angle));
-   }
-
-   closeSubpath(path);
-   return path;
-}
-
-static void
-draw(void)
+void set_window_size(int w, int h)
 {
-   vgClear(0, 0, width, height);
-
-   vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE);
-
-   vgLoadIdentity();
-   vgLoadIdentity();
-   vgTranslate(170, 330);
-   vgRotate(gear1_angle);
-   vgDrawPath(gear1, VG_FILL_PATH);
-
-   vgLoadIdentity();
-   vgTranslate(369, 330);
-   vgRotate(gear2_angle);
-   vgDrawPath(gear2, VG_FILL_PATH);
-
-   vgLoadIdentity();
-   vgTranslate(170, 116);
-   vgRotate(gear3_angle);
-   vgDrawPath(gear3, VG_FILL_PATH);
-
-   gear1_angle += 1;
-   gear2_angle -= (20.0 / 12.0);
-   gear3_angle -= (20.0 / 14.0);
-}
-
-
-/* new window size or exposure */
-static void
-reshape(int w, int h)
-{
-   width  = w;
+   width = w;
    height = h;
 }
 
-
-static void
-init(void)
-{
-   float clear_color[4] = {1.0, 1.0, 1.0, 1.0};
-   vgSetfv(VG_CLEAR_COLOR, 4, clear_color);
-
-   gear1 = gearsPath(30.0, 120.0, 20, 20.0);
-   gear2 = gearsPath(15.0, 75.0, 12, 20.0);
-   gear3 = gearsPath(20.0, 90.0, 14, 20.0);
-
-   fill = vgCreatePaint();
-   vgSetParameterfv(fill, VG_PAINT_COLOR, 4, color);
-   vgSetPaint(fill, VG_FILL_PATH);
-}
-
-
 /*
  * Create an RGB, double-buffered X window.
  * Return the window and context handles.
@@ -257,28 +126,33 @@ make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
    *ctxRet = ctx;
 }
 
-
 static void
 event_loop(Display *dpy, Window win,
            EGLDisplay egl_dpy, EGLSurface egl_surf)
 {
    while (1) {
+      int redraw = 0;
       XEvent event;
 
-      while (XPending(dpy) > 0) {
-         XNextEvent(dpy, &event);
+      XNextEvent(dpy, &event);
 
-         switch (event.type) {
-         case Expose:
-            break;
-         case ConfigureNotify:
+      switch (event.type) {
+      case Expose:
+         redraw = 1;
+         break;
+      case ConfigureNotify:
+         if (reshape) {
+            width = event.xconfigure.width;
+            height = event.xconfigure.height;
             reshape(event.xconfigure.width, event.xconfigure.height);
-            break;
-         case KeyPress:
-         {
-            char buffer[10];
-            int r, code;
-            code = XLookupKeysym(&event.xkey, 0);
+         }
+         break;
+      case KeyPress:
+      {
+         char buffer[10];
+         int r, code;
+         code = XLookupKeysym(&event.xkey, 0);
+         if (!keyPress || !keyPress(code)) {
             r = XLookupString(&event.xkey, buffer, sizeof(buffer),
                               NULL, NULL);
             if (buffer[0] == 27) {
@@ -286,17 +160,29 @@ event_loop(Display *dpy, Window win,
                return;
             }
          }
-         break;
-         default:
-            ; /*no-op*/
-         }
+      }
+      redraw = 1;
+      break;
+      default:
+         ; /*no-op*/
       }
 
-      draw();
-      eglSwapBuffers(egl_dpy, egl_surf);
+      if (redraw) {
+         draw();
+         eglSwapBuffers(egl_dpy, egl_surf);
+      }
    }
 }
 
+int window_width(void)
+{
+   return width;
+}
+
+int window_height(void)
+{
+   return height;
+}
 
 static void
 usage(void)
@@ -306,10 +192,13 @@ usage(void)
    printf("  -info                   display OpenGL renderer info\n");
 }
 
-int
-main(int argc, char *argv[])
+int run(int argc, char **argv,
+        init_func init_f,
+        reshape_func resh_f,
+        draw_func draw_f,
+        key_func key_f)
 {
-   const int winWidth = 500, winHeight = 500;
+   const int winWidth = width, winHeight = height;
    Display *x_dpy;
    Window win;
    EGLSurface egl_surf;
@@ -321,6 +210,11 @@ main(int argc, char *argv[])
    int i;
    const char *s;
 
+   init = init_f;
+   draw = draw_f;
+   reshape = resh_f;
+   keyPress = key_f;
+
    for (i = 1; i < argc; i++) {
       if (strcmp(argv[i], "-display") == 0) {
          dpyName = argv[i+1];
@@ -329,10 +223,6 @@ main(int argc, char *argv[])
       else if (strcmp(argv[i], "-info") == 0) {
          printInfo = GL_TRUE;
       }
-      else {
-         usage();
-         return -1;
-      }
    }
 
    x_dpy = XOpenDisplay(dpyName);
@@ -357,7 +247,7 @@ main(int argc, char *argv[])
    printf("EGL_VERSION = %s\n", s);
 
    make_x_window(x_dpy, egl_dpy,
-                 "xegl_tri", 0, 0, winWidth, winHeight,
+                 "OpenVG Example", 0, 0, winWidth, winHeight,
                  &win, &egl_ctx, &egl_surf);
 
    XMapWindow(x_dpy, win);
@@ -372,16 +262,19 @@ main(int argc, char *argv[])
       printf("VG_VENDOR     = %s\n", (char *) vgGetString(VG_VENDOR));
    }
 
-   init();
+   if (init)
+      init();
 
    /* Set initial projection/viewing transformation.
     * We can't be sure we'll get a ConfigureNotify event when the window
     * first appears.
     */
-   reshape(winWidth, winHeight);
+   if (reshape)
+      reshape(winWidth, winHeight);
 
    event_loop(x_dpy, win, egl_dpy, egl_surf);
 
+   eglMakeCurrent(egl_dpy, 0, 0, 0);
    eglDestroyContext(egl_dpy, egl_ctx);
    eglDestroySurface(egl_dpy, egl_surf);
    eglTerminate(egl_dpy);
@@ -392,3 +285,4 @@ main(int argc, char *argv[])
 
    return 0;
 }
+
diff --git a/progs/openvg/demos/eglcommon.h b/progs/openvg/demos/eglcommon.h
new file mode 100644
index 0000000000..958dae9f98
--- /dev/null
+++ b/progs/openvg/demos/eglcommon.h
@@ -0,0 +1,20 @@
+#ifndef EGLCOMMON_H
+#define EGLCOMMON_H
+
+typedef void (*init_func)();
+typedef void (*reshape_func)(int, int);
+typedef void (*draw_func)();
+typedef int  (*key_func)(unsigned key);
+
+
+void set_window_size(int width, int height);
+int window_width(void);
+int window_height(void);
+
+int run(int argc, char **argv,
+        init_func init,
+        reshape_func resh,
+        draw_func draw,
+        key_func key);
+
+#endif
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 <stdio.h>
 #include <math.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include <X11/keysym.h>
 
+#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();
 }