diff --git a/src/examples/LumaMasking.cpp b/src/examples/LumaMasking.cpp new file mode 100644 index 00000000..8b4c4fbe --- /dev/null +++ b/src/examples/LumaMasking.cpp @@ -0,0 +1,217 @@ +/* + * Copyright (c) 2020-2021 Samsung Electronics Co., Ltd. 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" +#include + +/************************************************************************/ +/* Drawing Commands */ +/************************************************************************/ + +void tvgDrawCmds(tvg::Canvas* canvas) +{ + if (!canvas) return; + + //Solid Rectangle + auto shape = tvg::Shape::gen(); + shape->appendRect(0, 0, 400, 400, 0, 0); + shape->fill(255, 0, 0, 255); + + //Mask + auto mask = tvg::Shape::gen(); + mask->appendCircle(200, 200, 125, 125); + mask->fill(255, 0, 0, 255); + shape->composite(move(mask), tvg::CompositeMethod::LumaMask); + canvas->push(move(shape)); + + //SVG + auto svg = tvg::Picture::gen(); + if (svg->load(EXAMPLE_DIR"/cartman.svg") != tvg::Result::Success) return; + svg->opacity(100); + svg->scale(3); + svg->translate(50, 400); + + //Mask2 + auto mask2 = tvg::Shape::gen(); + mask2->appendCircle(150, 500, 75, 75); + mask2->appendRect(150, 500, 200, 200, 30, 30); + mask2->fill(255, 255, 255, 255); + svg->composite(move(mask2), tvg::CompositeMethod::LumaMask); + if (canvas->push(move(svg)) != tvg::Result::Success) return; + + //Star + auto star = tvg::Shape::gen(); + star->fill(80, 80, 80, 255); + star->moveTo(599, 34); + star->lineTo(653, 143); + star->lineTo(774, 160); + star->lineTo(687, 244); + star->lineTo(707, 365); + star->lineTo(599, 309); + star->lineTo(497, 365); + star->lineTo(512, 245); + star->lineTo(426, 161); + star->lineTo(546, 143); + star->close(); + star->stroke(10); + star->stroke(255, 255, 255, 255); + + //Mask3 + auto mask3 = tvg::Shape::gen(); + mask3->appendCircle(600, 200, 125, 125); + mask3->fill(0, 255, 255, 255); + star->composite(move(mask3), tvg::CompositeMethod::LumaMask); + if (canvas->push(move(star)) != tvg::Result::Success) return; + + //Image + ifstream file(EXAMPLE_DIR"/rawimage_200x300.raw"); + if (!file.is_open()) return; + auto data = (uint32_t*) malloc(sizeof(uint32_t) * (200 * 300)); + file.read(reinterpret_cast(data), sizeof (uint32_t) * 200 * 300); + file.close(); + + auto image = tvg::Picture::gen(); + if (image->load(data, 200, 300, true) != tvg::Result::Success) return; + image->translate(500, 400); + + //Mask4 + auto mask4 = tvg::Scene::gen(); + auto mask4_rect = tvg::Shape::gen(); + mask4_rect->appendRect(500, 400, 200, 300, 0, 0); + mask4_rect->fill(255, 255, 255, 255); + auto mask4_circle = tvg::Shape::gen(); + mask4_circle->appendCircle(600, 550, 125, 125); + mask4_circle->fill(128, 0, 128, 224); + if (mask4->push(move(mask4_rect)) != tvg::Result::Success) return; + if (mask4->push(move(mask4_circle)) != tvg::Result::Success) return; + image->composite(move(mask4), tvg::CompositeMethod::LumaMask); + if (canvas->push(move(image)) != tvg::Result::Success) return; + + free(data); +} + + +/************************************************************************/ +/* Sw Engine Test Code */ +/************************************************************************/ + +static unique_ptr swCanvas; + +void tvgSwTest(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 glCanvas; + +void initGLview(Evas_Object *obj) +{ + static constexpr auto BPP = 4; + + //Create a Canvas + glCanvas = tvg::GlCanvas::gen(); + glCanvas->target(nullptr, WIDTH * BPP, 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(tvg::CanvasEngine::Sw); + + } else { + cout << "engine is not supported" << endl; + } + return 0; +} diff --git a/src/examples/meson.build b/src/examples/meson.build index 9fca9d4a..60d59e6e 100644 --- a/src/examples/meson.build +++ b/src/examples/meson.build @@ -18,6 +18,7 @@ source_file = [ 'ImageScaleUp.cpp', 'InvMasking.cpp', 'LinearGradient.cpp', + 'LumaMasking.cpp', 'Masking.cpp', 'MultiCanvas.cpp', 'MultiShapes.cpp',