mirror of
https://github.com/thorvg/thorvg.git
synced 2025-06-08 05:33:36 +00:00
286 lines
9.5 KiB
C++
286 lines
9.5 KiB
C++
/*
|
|
* Copyright (c) 2020 - 2024 the ThorVG project. All rights reserved.
|
|
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
#include "Common.h"
|
|
|
|
/************************************************************************/
|
|
/* Drawing Commands */
|
|
/************************************************************************/
|
|
|
|
void tvgDrawCmds(tvg::Canvas* canvas)
|
|
{
|
|
if (!canvas) return;
|
|
|
|
//Test for StrokeJoin & StrokeCap
|
|
auto shape1 = tvg::Shape::gen();
|
|
shape1->moveTo( 20, 50);
|
|
shape1->lineTo(250, 50);
|
|
shape1->lineTo(220, 200);
|
|
shape1->lineTo( 70, 170);
|
|
shape1->lineTo( 70, 30);
|
|
shape1->stroke(255, 0, 0);
|
|
shape1->stroke(10);
|
|
shape1->stroke(tvg::StrokeJoin::Round);
|
|
shape1->stroke(tvg::StrokeCap::Round);
|
|
if (canvas->push(std::move(shape1)) != tvg::Result::Success) return;
|
|
|
|
auto shape2 = tvg::Shape::gen();
|
|
shape2->moveTo(270, 50);
|
|
shape2->lineTo(500, 50);
|
|
shape2->lineTo(470, 200);
|
|
shape2->lineTo(320, 170);
|
|
shape2->lineTo(320, 30);
|
|
shape2->stroke(255, 255, 0);
|
|
shape2->stroke(10);
|
|
shape2->stroke(tvg::StrokeJoin::Bevel);
|
|
shape2->stroke(tvg::StrokeCap::Square);
|
|
if (canvas->push(std::move(shape2)) != tvg::Result::Success) return;
|
|
|
|
auto shape3 = tvg::Shape::gen();
|
|
shape3->moveTo(520, 50);
|
|
shape3->lineTo(750, 50);
|
|
shape3->lineTo(720, 200);
|
|
shape3->lineTo(570, 170);
|
|
shape3->lineTo(570, 30);
|
|
shape3->stroke(0, 255, 0);
|
|
shape3->stroke(10);
|
|
shape3->stroke(tvg::StrokeJoin::Miter);
|
|
shape3->stroke(tvg::StrokeCap::Butt);
|
|
if (canvas->push(std::move(shape3)) != tvg::Result::Success) return;
|
|
|
|
//Test for Stroke Dash
|
|
auto shape4 = tvg::Shape::gen();
|
|
shape4->moveTo( 20, 230);
|
|
shape4->lineTo(250, 230);
|
|
shape4->lineTo(220, 380);
|
|
shape4->lineTo( 70, 330);
|
|
shape4->lineTo( 70, 210);
|
|
shape4->stroke(255, 0, 0);
|
|
shape4->stroke(5);
|
|
shape4->stroke(tvg::StrokeJoin::Round);
|
|
shape4->stroke(tvg::StrokeCap::Round);
|
|
|
|
float dashPattern1[2] = {20, 10};
|
|
shape4->stroke(dashPattern1, 2);
|
|
if (canvas->push(std::move(shape4)) != tvg::Result::Success) return;
|
|
|
|
auto shape5 = tvg::Shape::gen();
|
|
shape5->moveTo(270, 230);
|
|
shape5->lineTo(500, 230);
|
|
shape5->lineTo(470, 380);
|
|
shape5->lineTo(320, 330);
|
|
shape5->lineTo(320, 210);
|
|
shape5->stroke(255, 255, 0);
|
|
shape5->stroke(5);
|
|
shape5->stroke(tvg::StrokeJoin::Bevel);
|
|
shape5->stroke(tvg::StrokeCap::Square);
|
|
|
|
float dashPattern2[2] = {10, 10};
|
|
shape5->stroke(dashPattern2, 2);
|
|
if (canvas->push(std::move(shape5)) != tvg::Result::Success) return;
|
|
|
|
auto shape6 = tvg::Shape::gen();
|
|
shape6->moveTo(520, 230);
|
|
shape6->lineTo(750, 230);
|
|
shape6->lineTo(720, 380);
|
|
shape6->lineTo(570, 330);
|
|
shape6->lineTo(570, 210);
|
|
shape6->stroke(0, 255, 0);
|
|
shape6->stroke(5);
|
|
shape6->stroke(tvg::StrokeJoin::Miter);
|
|
shape6->stroke(tvg::StrokeCap::Butt);
|
|
|
|
float dashPattern3[6] = {10, 10, 1, 8, 1, 10};
|
|
shape6->stroke(dashPattern3, 6);
|
|
if (canvas->push(std::move(shape6)) != tvg::Result::Success) return;
|
|
|
|
//For a comparison with shapes 10-12
|
|
auto shape7 = tvg::Shape::gen();
|
|
shape7->appendArc(70, 400, 160, 10, 70, true);
|
|
shape7->stroke(255, 0, 0);
|
|
shape7->stroke(7);
|
|
shape7->stroke(tvg::StrokeJoin::Round);
|
|
shape7->stroke(tvg::StrokeCap::Round);
|
|
if (canvas->push(std::move(shape7)) != tvg::Result::Success) return;
|
|
|
|
auto shape8 = tvg::Shape::gen();
|
|
shape8->appendArc(320, 400, 160, 10, 70, false);
|
|
shape8->stroke(255, 255, 0);
|
|
shape8->stroke(7);
|
|
shape8->stroke(tvg::StrokeJoin::Bevel);
|
|
shape8->stroke(tvg::StrokeCap::Square);
|
|
if (canvas->push(std::move(shape8)) != tvg::Result::Success) return;
|
|
|
|
auto shape9 = tvg::Shape::gen();
|
|
shape9->appendArc(570, 400, 160, 10, 70, true);
|
|
shape9->stroke(0, 255, 0);
|
|
shape9->stroke(7);
|
|
shape9->stroke(tvg::StrokeJoin::Miter);
|
|
shape9->stroke(tvg::StrokeCap::Butt);
|
|
if (canvas->push(std::move(shape9)) != tvg::Result::Success) return;
|
|
|
|
//Test for Stroke Dash for Arc, Circle, Rect
|
|
auto shape10 = tvg::Shape::gen();
|
|
shape10->appendArc(70, 600, 160, 10, 30, true);
|
|
shape10->appendCircle(70, 700, 20, 60);
|
|
shape10->appendRect(130, 710, 100, 40);
|
|
shape10->stroke(255, 0, 0);
|
|
shape10->stroke(5);
|
|
shape10->stroke(tvg::StrokeJoin::Round);
|
|
shape10->stroke(tvg::StrokeCap::Round);
|
|
shape10->stroke(dashPattern1, 2);
|
|
if (canvas->push(std::move(shape10)) != tvg::Result::Success) return;
|
|
|
|
auto shape11 = tvg::Shape::gen();
|
|
shape11->appendArc(320, 600, 160, 10, 30, false);
|
|
shape11->appendCircle(320, 700, 20, 60);
|
|
shape11->appendRect(380, 710, 100, 40);
|
|
shape11->stroke(255, 255, 0);
|
|
shape11->stroke(5);
|
|
shape11->stroke(tvg::StrokeJoin::Bevel);
|
|
shape11->stroke(tvg::StrokeCap::Square);
|
|
shape11->stroke(dashPattern2, 2);
|
|
if (canvas->push(std::move(shape11)) != tvg::Result::Success) return;
|
|
|
|
auto shape12 = tvg::Shape::gen();
|
|
shape12->appendArc(570, 600, 160, 10, 30, true);
|
|
shape12->appendCircle(570, 700, 20, 60);
|
|
shape12->appendRect(630, 710, 100, 40);
|
|
shape12->stroke(0, 255, 0);
|
|
shape12->stroke(5);
|
|
shape12->stroke(tvg::StrokeJoin::Miter);
|
|
shape12->stroke(tvg::StrokeCap::Butt);
|
|
shape12->stroke(dashPattern3, 6);
|
|
if (canvas->push(std::move(shape12)) != tvg::Result::Success) return;
|
|
}
|
|
|
|
|
|
/************************************************************************/
|
|
/* Sw Engine Test Code */
|
|
/************************************************************************/
|
|
|
|
static unique_ptr<tvg::SwCanvas> swCanvas;
|
|
|
|
void initSwView(uint32_t* buffer)
|
|
{
|
|
//Create a Canvas
|
|
swCanvas = tvg::SwCanvas::gen();
|
|
swCanvas->target(buffer, WIDTH, WIDTH, HEIGHT, tvg::SwCanvas::ARGB8888);
|
|
|
|
/* Push the shape into the Canvas drawing list
|
|
When this shape is into the canvas list, the shape could update & prepare
|
|
internal data asynchronously for coming rendering.
|
|
Canvas keeps this shape node unless user call canvas->clear() */
|
|
tvgDrawCmds(swCanvas.get());
|
|
}
|
|
|
|
void drawSwView(void* data, Eo* obj)
|
|
{
|
|
if (swCanvas->draw() == tvg::Result::Success) {
|
|
swCanvas->sync();
|
|
}
|
|
}
|
|
|
|
|
|
/************************************************************************/
|
|
/* GL Engine Test Code */
|
|
/************************************************************************/
|
|
|
|
static unique_ptr<tvg::GlCanvas> glCanvas;
|
|
|
|
void initGlView(Evas_Object *obj)
|
|
{
|
|
//Create a Canvas
|
|
glCanvas = tvg::GlCanvas::gen();
|
|
|
|
//Get the drawing target id
|
|
int32_t targetId;
|
|
auto gl = elm_glview_gl_api_get(obj);
|
|
gl->glGetIntegerv(GL_FRAMEBUFFER_BINDING, &targetId);
|
|
|
|
glCanvas->target(targetId, WIDTH, HEIGHT);
|
|
|
|
/* Push the shape into the Canvas drawing list
|
|
When this shape is into the canvas list, the shape could update & prepare
|
|
internal data asynchronously for coming rendering.
|
|
Canvas keeps this shape node unless user call canvas->clear() */
|
|
tvgDrawCmds(glCanvas.get());
|
|
}
|
|
|
|
void drawGlView(Evas_Object *obj)
|
|
{
|
|
auto gl = elm_glview_gl_api_get(obj);
|
|
gl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
|
|
gl->glClear(GL_COLOR_BUFFER_BIT);
|
|
|
|
if (glCanvas->draw() == tvg::Result::Success) {
|
|
glCanvas->sync();
|
|
}
|
|
}
|
|
|
|
|
|
/************************************************************************/
|
|
/* Main Code */
|
|
/************************************************************************/
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
tvg::CanvasEngine tvgEngine = tvg::CanvasEngine::Sw;
|
|
|
|
if (argc > 1) {
|
|
if (!strcmp(argv[1], "gl")) tvgEngine = tvg::CanvasEngine::Gl;
|
|
}
|
|
|
|
//Initialize ThorVG Engine
|
|
if (tvgEngine == tvg::CanvasEngine::Sw) {
|
|
cout << "tvg engine: software" << endl;
|
|
} else {
|
|
cout << "tvg engine: opengl" << endl;
|
|
}
|
|
|
|
//Threads Count
|
|
auto threads = std::thread::hardware_concurrency();
|
|
if (threads > 0) --threads; //Allow the designated main thread capacity
|
|
|
|
//Initialize ThorVG Engine
|
|
if (tvg::Initializer::init(tvgEngine, threads) == tvg::Result::Success) {
|
|
|
|
|
|
elm_init(argc, argv);
|
|
|
|
if (tvgEngine == tvg::CanvasEngine::Sw) {
|
|
createSwView();
|
|
} else {
|
|
createGlView();
|
|
}
|
|
|
|
elm_run();
|
|
elm_shutdown();
|
|
|
|
//Terminate ThorVG Engine
|
|
tvg::Initializer::term(tvgEngine);
|
|
|
|
} else {
|
|
cout << "engine is not supported" << endl;
|
|
}
|
|
return 0;
|
|
}
|