test/testShape.cpp

   1 #include "testCommon.h"
   2
   3 /************************************************************************/
   4 /* Drawing Commands                                                     */
   5 /************************************************************************/
   6
   7 void tvgDrawCmds(tvg::Canvas* canvas)
   8 {
   9     //Prepare a Shape (Rectangle + Rectangle + Circle + Circle)
  10     auto shape1 = tvg::Shape::gen();
  11     shape1->appendRect(0, 0, 200, 200, 0);          //x, y, w, h, cornerRadius
  12     shape1->appendRect(100, 100, 300, 300, 100);    //x, y, w, h, cornerRadius
  13     shape1->appendCircle(400, 400, 100, 100);       //cx, cy, radiusW, radiusH
  14     shape1->appendCircle(400, 500, 170, 100);       //cx, cy, radiusW, radiusH
  15     shape1->fill(255, 255, 0, 255);                 //r, g, b, a
  16
  17     canvas->push(move(shape1));
  18 }
  19
  20
  21 /************************************************************************/
  22 /* Sw Engine Test Code                                                  */
  23 /************************************************************************/
  24
  25 static unique_ptr<tvg::SwCanvas> swCanvas;
  26
  27 void tvgSwTest(uint32_t* buffer)
  28 {
  29     //Create a Canvas
  30     swCanvas = tvg::SwCanvas::gen();
  31     swCanvas->target(buffer, WIDTH, WIDTH, HEIGHT);
  32
  33     /* Push the shape into the Canvas drawing list
  34        When this shape is into the canvas list, the shape could update & prepare
  35        internal data asynchronously for coming rendering.
  36        Canvas keeps this shape node unless user call canvas->clear() */
  37     tvgDrawCmds(swCanvas.get());
  38 }
  39
  40 void drawSwView(void* data, Eo* obj)
  41 {
  42     swCanvas->draw();
  43     swCanvas->sync();
  44 }
  45
  46
  47 /************************************************************************/
  48 /* GL Engine Test Code                                                  */
  49 /************************************************************************/
  50
  51 static unique_ptr<tvg::GlCanvas> glCanvas;
  52
  53 void initGLview(Evas_Object *obj)
  54 {
  55     static constexpr auto BPP = 4;
  56
  57     //Create a Canvas
  58     glCanvas = tvg::GlCanvas::gen();
  59     glCanvas->target(nullptr, WIDTH * BPP, WIDTH, HEIGHT);
  60
  61     /* Push the shape into the Canvas drawing list
  62        When this shape is into the canvas list, the shape could update & prepare
  63        internal data asynchronously for coming rendering.
  64        Canvas keeps this shape node unless user call canvas->clear() */
  65     tvgDrawCmds(glCanvas.get());
  66 }
  67
  68 void drawGLview(Evas_Object *obj)
  69 {
  70     auto gl = elm_glview_gl_api_get(obj);
  71     int w, h;
  72     elm_glview_size_get(obj, &w, &h);
  73     gl->glViewport(0, 0, w, h);
  74     gl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
  75     gl->glClear(GL_COLOR_BUFFER_BIT);
  76     gl->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
  77     gl->glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE);
  78     gl->glEnable(GL_BLEND);
  79
  80     glCanvas->draw();
  81     glCanvas->sync();
  82 }
  83
  84
  85 /************************************************************************/
  86 /* Main Code                                                            */
  87 /************************************************************************/
  88
  89 int main(int argc, char **argv)
  90 {
  91     tvg::CanvasEngine tvgEngine = tvg::CanvasEngine::Sw;
  92
  93     if (argc > 1) {
  94         if (!strcmp(argv[1], "gl")) tvgEngine = tvg::CanvasEngine::Gl;
  95     }
  96
  97     //Initialize ThorVG Engine
  98     if (tvgEngine == tvg::CanvasEngine::Sw) {
  99         cout << "tvg engine: software" << endl;
 100     } else {
 101         cout << "tvg engine: opengl" << endl;
 102     }
 103
 104     //Initialize ThorVG Engine
 105     tvg::Initializer::init(tvgEngine);
 106
 107     elm_init(argc, argv);
 108
 109     elm_config_accel_preference_set("gl");
 110
 111     if (tvgEngine == tvg::CanvasEngine::Sw) {
 112         createSwView();
 113     } else {
 114         createGlView();
 115     }
 116
 117     elm_run();
 118     elm_shutdown();
 119
 120     //Terminate ThorVG Engine
 121     tvg::Initializer::term(tvgEngine);
 122 }