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examples: add missing files.
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Hermet Park
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433746f2bd
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2 changed files with 373 additions and 0 deletions
237
src/examples/MultiCanvas.cpp
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237
src/examples/MultiCanvas.cpp
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#include <iostream>
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#include <thread>
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#include <vector>
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#include <Elementary.h>
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#include <thorvg.h>
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using namespace std;
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/************************************************************************/
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/* Drawing Commands */
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/************************************************************************/
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#define WIDTH 800
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#define HEIGHT 800
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#define NUM_PER_LINE 4
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#define SIZE 200
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static size_t count = 0;
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static std::vector<unique_ptr<tvg::Canvas>> canvases;
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void win_del(void *data, Evas_Object *o, void* ev)
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{
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elm_exit();
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}
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void tvgDrawCmds(tvg::Canvas* canvas, const char* path, const char* name)
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{
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auto picture = tvg::Picture::gen();
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char buf[PATH_MAX];
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sprintf(buf,"%s/%s", path, name);
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if (picture->load(buf) != tvg::Result::Success) return;
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float x, y, w, h;
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picture->viewbox(&x, &y, &w, &h);
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float rate = (SIZE/(w > h ? w : h));
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picture->scale(rate);
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x *= rate;
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y *= rate;
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w *= rate;
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h *= rate;
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//Center Align ?
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if (w > h) {
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y -= (SIZE - h) * 0.5f;
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} else {
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x -= (SIZE - w) * 0.5f;
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}
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picture->translate(-x, -y);
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if (canvas->push(move(picture)) != tvg::Result::Success) return;
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cout << "SVG: " << buf << endl;
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count++;
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}
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/************************************************************************/
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/* Sw Engine Test Code */
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/************************************************************************/
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void sw_del(void* data, Evas* evas, Eo* obj, void* ev)
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{
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auto buffer = (uint32_t*) data;
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free(buffer);
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}
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void drawSwView(void* data, Eo* obj)
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{
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auto i = reinterpret_cast<size_t>(data);
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auto& canvas = canvases[i];
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if (canvas->draw() == tvg::Result::Success) {
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canvas->sync();
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}
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}
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void tvgSwTest(const char* name, const char* path, void* data)
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{
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Eo* win = (Eo*) data;
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uint32_t* buffer = (uint32_t*) calloc(sizeof(uint32_t), SIZE * SIZE);
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Eo* view = evas_object_image_filled_add(evas_object_evas_get(win));
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evas_object_image_size_set(view, SIZE, SIZE);
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evas_object_image_data_set(view, buffer);
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evas_object_image_pixels_dirty_set(view, EINA_TRUE);
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evas_object_image_data_update_add(view, 0, 0, SIZE, SIZE);
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evas_object_image_alpha_set(view, EINA_TRUE);
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evas_object_image_pixels_get_callback_set(view, drawSwView, reinterpret_cast<void*>(count));
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evas_object_event_callback_add(view, EVAS_CALLBACK_DEL, sw_del, buffer);
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evas_object_resize(view, SIZE, SIZE);
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evas_object_move(view, (count % NUM_PER_LINE) * SIZE, SIZE * (count / NUM_PER_LINE));
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evas_object_show(view);
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//Create a Canvas
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auto canvas = tvg::SwCanvas::gen();
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canvas->target(buffer, SIZE, SIZE, SIZE, tvg::SwCanvas::ARGB8888);
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tvgDrawCmds(canvas.get(), path, name);
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canvases.push_back(move(canvas));
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}
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/************************************************************************/
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/* GL Engine Test Code */
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/************************************************************************/
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struct ObjData
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{
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char* path;
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char* name;
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int idx;
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};
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void gl_del(void* data, Evas* evas, Eo* obj, void* ev)
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{
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auto objData = (ObjData*) data;
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delete(objData);
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}
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void initGLview(Evas_Object *obj)
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{
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auto objData = reinterpret_cast<ObjData*>(evas_object_data_get(obj, "objdata"));
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objData->idx = count;
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static constexpr auto BPP = 4;
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//Create a Canvas
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auto canvas = tvg::GlCanvas::gen();
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canvas->target(nullptr, SIZE * BPP, SIZE, SIZE);
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/* Push the shape into the Canvas drawing list
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When this shape is into the canvas list, the shape could update & prepare
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internal data asynchronously for coming rendering.
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Canvas keeps this shape node unless user call canvas->clear() */
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tvgDrawCmds(canvas.get(), objData->path, objData->name);
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canvases.push_back(move(canvas));
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}
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void drawGLview(Evas_Object *obj)
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{
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auto gl = elm_glview_gl_api_get(obj);
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gl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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gl->glClear(GL_COLOR_BUFFER_BIT);
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auto objData = reinterpret_cast<ObjData*>(evas_object_data_get(obj, "objdata"));
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auto& canvas = canvases[objData->idx];
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if (canvas->draw() == tvg::Result::Success) {
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canvas->sync();
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}
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}
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void tvgGlTest(const char* name, const char* path, void* data)
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{
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auto objData = new ObjData;
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objData->name = strdup(name);
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objData->path = strdup(path);
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Eo* win = (Eo*) data;
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Eo* view = elm_glview_add(win);
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elm_glview_mode_set(view, ELM_GLVIEW_ALPHA);
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elm_glview_resize_policy_set(view, ELM_GLVIEW_RESIZE_POLICY_RECREATE);
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elm_glview_render_policy_set(view, ELM_GLVIEW_RENDER_POLICY_ON_DEMAND);
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elm_glview_init_func_set(view, initGLview);
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elm_glview_render_func_set(view, drawGLview);
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evas_object_data_set(view, "objdata", reinterpret_cast<void*>(objData));
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evas_object_event_callback_add(view, EVAS_CALLBACK_DEL, gl_del, objData);
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evas_object_resize(view, SIZE, SIZE);
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evas_object_move(view, (count % NUM_PER_LINE) * SIZE, SIZE * (count / NUM_PER_LINE));
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evas_object_show(view);
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}
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/************************************************************************/
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/* Main Code */
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/************************************************************************/
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int main(int argc, char **argv)
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{
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tvg::CanvasEngine tvgEngine = tvg::CanvasEngine::Sw;
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if (argc > 1) {
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if (!strcmp(argv[1], "gl")) tvgEngine = tvg::CanvasEngine::Gl;
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}
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//Initialize ThorVG Engine
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if (tvgEngine == tvg::CanvasEngine::Sw) {
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cout << "tvg engine: software" << endl;
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} else {
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cout << "tvg engine: opengl" << endl;
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}
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//Threads Count
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auto threads = std::thread::hardware_concurrency();
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//Initialize ThorVG Engine
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if (tvg::Initializer::init(tvgEngine, threads) == tvg::Result::Success) {
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elm_init(argc, argv);
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Eo* win = elm_win_util_standard_add(NULL, "ThorVG Test");
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evas_object_smart_callback_add(win, "delete,request", win_del, 0);
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if (tvgEngine == tvg::CanvasEngine::Sw) {
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eina_file_dir_list(EXAMPLE_DIR, EINA_TRUE, tvgSwTest, win);
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} else {
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eina_file_dir_list(EXAMPLE_DIR, EINA_TRUE, tvgGlTest, win);
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}
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evas_object_geometry_set(win, 0, 0, WIDTH, HEIGHT);
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evas_object_show(win);
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elm_run();
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elm_shutdown();
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//Terminate ThorVG Engine
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tvg::Initializer::term(tvg::CanvasEngine::Sw);
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} else {
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cout << "engine is not supported" << endl;
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}
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return 0;
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}
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136
src/examples/MultiShapes.cpp
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136
src/examples/MultiShapes.cpp
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#include "Common.h"
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/************************************************************************/
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/* Drawing Commands */
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/************************************************************************/
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void tvgDrawCmds(tvg::Canvas* canvas)
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{
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if (!canvas) return;
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canvas->reserve(3); //reserve 3 shape nodes (optional)
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//Prepare Round Rectangle
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auto shape1 = tvg::Shape::gen();
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shape1->appendRect(0, 0, 400, 400, 50, 50); //x, y, w, h, rx, ry
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shape1->fill(0, 255, 0, 255); //r, g, b, a
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if (canvas->push(move(shape1)) != tvg::Result::Success) return;
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//Prepare Circle
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auto shape2 = tvg::Shape::gen();
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shape2->appendCircle(400, 400, 200, 200); //cx, cy, radiusW, radiusH
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shape2->fill(255, 255, 0, 255); //r, g, b, a
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if (canvas->push(move(shape2)) != tvg::Result::Success) return;
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//Prepare Ellipse
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auto shape3 = tvg::Shape::gen();
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shape3->appendCircle(600, 600, 150, 100); //cx, cy, radiusW, radiusH
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shape3->fill(0, 255, 255, 255); //r, g, b, a
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if (canvas->push(move(shape3)) != tvg::Result::Success) return;
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}
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/************************************************************************/
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/* Sw Engine Test Code */
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/************************************************************************/
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static unique_ptr<tvg::SwCanvas> swCanvas;
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void tvgSwTest(uint32_t* buffer)
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{
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//Create a Canvas
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swCanvas = tvg::SwCanvas::gen();
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swCanvas->target(buffer, WIDTH, WIDTH, HEIGHT, tvg::SwCanvas::ARGB8888);
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/* Push the shape into the Canvas drawing list
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When this shape is into the canvas list, the shape could update & prepare
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internal data asynchronously for coming rendering.
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Canvas keeps this shape node unless user call canvas->clear() */
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tvgDrawCmds(swCanvas.get());
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}
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void drawSwView(void* data, Eo* obj)
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{
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if (swCanvas->draw() == tvg::Result::Success) {
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swCanvas->sync();
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}
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}
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/************************************************************************/
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/* GL Engine Test Code */
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/************************************************************************/
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static unique_ptr<tvg::GlCanvas> glCanvas;
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void initGLview(Evas_Object *obj)
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{
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static constexpr auto BPP = 4;
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//Create a Canvas
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glCanvas = tvg::GlCanvas::gen();
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glCanvas->target(nullptr, WIDTH * BPP, WIDTH, HEIGHT);
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/* Push the shape into the Canvas drawing list
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When this shape is into the canvas list, the shape could update & prepare
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internal data asynchronously for coming rendering.
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Canvas keeps this shape node unless user call canvas->clear() */
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tvgDrawCmds(glCanvas.get());
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}
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void drawGLview(Evas_Object *obj)
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{
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auto gl = elm_glview_gl_api_get(obj);
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gl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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gl->glClear(GL_COLOR_BUFFER_BIT);
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if (glCanvas->draw() == tvg::Result::Success) {
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glCanvas->sync();
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}
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}
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/************************************************************************/
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/* Main Code */
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/************************************************************************/
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int main(int argc, char **argv)
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{
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tvg::CanvasEngine tvgEngine = tvg::CanvasEngine::Sw;
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if (argc > 1) {
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if (!strcmp(argv[1], "gl")) tvgEngine = tvg::CanvasEngine::Gl;
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}
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//Initialize ThorVG Engine
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if (tvgEngine == tvg::CanvasEngine::Sw) {
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cout << "tvg engine: software" << endl;
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} else {
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cout << "tvg engine: opengl" << endl;
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}
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//Threads Count
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auto threads = std::thread::hardware_concurrency();
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//Initialize ThorVG Engine
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if (tvg::Initializer::init(tvgEngine, threads) == tvg::Result::Success) {
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elm_init(argc, argv);
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if (tvgEngine == tvg::CanvasEngine::Sw) {
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createSwView();
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} else {
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createGlView();
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}
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elm_run();
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elm_shutdown();
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//Terminate ThorVG Engine
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tvg::Initializer::term(tvgEngine);
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} else {
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cout << "engine is not supported" << endl;
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}
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return 0;
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}
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