void build(CanvasPtr canvas) final
{
Vec4 oldBackground = ImGui::GetStyle().Colors[ImGuiCol_WindowBg];
ImGui::GetStyle().Colors[ImGuiCol_WindowBg].w = 0.8f;
ImGui::Begin("ImGui Demo", nullptr);
if(!m_windowInitialized)
{
ImGui::SetWindowPos(Vec2(20, 10));
ImGui::SetWindowSize(Vec2(200, 500));
m_windowInitialized = true;
}
ImGui::Text("Label default size");
canvas->pushFont(canvas->getDefaultFont(), 30);
ImGui::Text("Label size 30");
ImGui::PopFont();
m_buttonClickCount += ImGui::Button("Toggle");
if(m_buttonClickCount & 1)
{
ImGui::Button("Toggled");
}
ImGui::End();
ImGui::GetStyle().Colors[ImGuiCol_WindowBg] = oldBackground;
}
int RenderBatchTriangle::set_batcher_active(const CanvasPtr &canvas)
{
if (use_glyph_program != false)
{
static_cast<CanvasImpl*>(canvas.get())->batcher.flush();
use_glyph_program = false;
}
if (position == 0 || position + 6 > max_vertices)
static_cast<CanvasImpl*>(canvas.get())->batcher.flush();
static_cast<CanvasImpl*>(canvas.get())->set_batcher(this);
return RenderBatchTriangle::max_textures;
}
ScreenViewController::ScreenViewController(const CanvasPtr &canvas)
{
texture_view = std::make_shared<uicore::TextureWindow>(canvas);
texture_view->set_viewport(canvas->size());
texture_view->set_clear_background(false);
texture_view->set_always_render(true);
}
void ScreenViewController::render_scene(const CanvasPtr &canvas, const ScenePtr &scene)
{
using namespace uicore;
canvas->end();
GraphicContextPtr gc = canvas->gc();
Pointf viewport_pos = Vec2f(canvas->transform() * Vec4f(0.0f, 0.0f, 0.0f, 1.0f));
Sizef viewport_size = gc->size();
Size viewport_size_i = Size(viewport_size);
scene->set_viewport(viewport_size_i);
scene->render(gc);
canvas->begin();
}
int RenderBatchTriangle::set_batcher_active(const CanvasPtr &canvas, int num_vertices)
{
if (use_glyph_program != false)
{
static_cast<CanvasImpl*>(canvas.get())->batcher.flush();
use_glyph_program = false;
}
if (position + num_vertices > max_vertices)
static_cast<CanvasImpl*>(canvas.get())->batcher.flush();
if (num_vertices > max_vertices)
throw Exception("Too many vertices for RenderBatchTriangle");
static_cast<CanvasImpl*>(canvas.get())->set_batcher(this);
return RenderBatchTriangle::max_textures;
}
int RenderBatchTriangle::set_batcher_active(const CanvasPtr &canvas, const Texture2DPtr &texture, bool glyph_program, const Colorf &new_constant_color)
{
if (use_glyph_program != glyph_program || constant_color != new_constant_color)
{
static_cast<CanvasImpl*>(canvas.get())->batcher.flush();
use_glyph_program = glyph_program;
constant_color = new_constant_color;
}
int texindex = -1;
for (int i = 0; i < num_current_textures; i++)
{
if (current_textures[i] == texture)
{
texindex = i;
break;
}
}
if (texindex == -1 && num_current_textures < max_textures)
{
texindex = num_current_textures;
current_textures[num_current_textures++] = texture;
tex_sizes[texindex] = Sizef((float)current_textures[texindex]->width(), (float)current_textures[texindex]->height());
}
if (position == 0 || position + 6 > max_vertices || texindex == -1)
{
static_cast<CanvasImpl*>(canvas.get())->batcher.flush();
texindex = 0;
current_textures[texindex] = texture;
num_current_textures = 1;
tex_sizes[texindex] = Sizef((float)current_textures[texindex]->width(), (float)current_textures[texindex]->height());
}
static_cast<CanvasImpl*>(canvas.get())->set_batcher(this);
return texindex;
}
void Font_DrawFlat::draw_text(const CanvasPtr &canvas, const Pointf &position, const std::string &text, const Colorf &color, float line_spacing)
{
float offset_x = 0;
float offset_y = 0;
UTF8_Reader reader(text.data(), text.length());
RenderBatchTriangle *batcher = static_cast<CanvasImpl*>(canvas.get())->batcher.get_triangle_batcher();
while (!reader.is_end())
{
unsigned int glyph = reader.character();
reader.next();
if (glyph == '\n')
{
offset_x = 0;
offset_y += line_spacing;
continue;
}
Font_TextureGlyph *gptr = glyph_cache->get_glyph(canvas, font_engine, glyph);
if (gptr)
{
if (gptr->texture)
{
float xp = offset_x + position.x + gptr->offset.x;
float yp = offset_y + position.y + gptr->offset.y;
Pointf pos = canvas->grid_fit(Pointf(xp, yp));
Rectf dest_size(pos, gptr->size);
batcher->draw_image(canvas, gptr->geometry, dest_size, color, gptr->texture);
}
offset_x += gptr->metrics.advance.width;
offset_y += gptr->metrics.advance.height;
}
}
}
void GlyphCache::insert_glyph(const CanvasPtr &canvas, FontPixelBuffer &pb)
{
auto font_glyph = std::unique_ptr<Font_TextureGlyph>(new Font_TextureGlyph());
font_glyph->glyph = pb.glyph;
font_glyph->offset = pb.offset;
font_glyph->metrics = pb.metrics;
if (!pb.empty_buffer)
{
PixelBufferPtr buffer_with_border = PixelBuffer::add_border(pb.buffer, glyph_border_size, pb.buffer_rect);
GraphicContextPtr gc = canvas->gc();
TextureGroupImage sub_texture = texture_group->add(gc, buffer_with_border->size());
font_glyph->texture = sub_texture.texture();
font_glyph->geometry = Rect(sub_texture.geometry().left + glyph_border_size, sub_texture.geometry().top + glyph_border_size, pb.buffer_rect.size());
font_glyph->size = pb.size;
sub_texture.texture()->set_subimage(gc, sub_texture.geometry().left, sub_texture.geometry().top, buffer_with_border, buffer_with_border->size());
}
glyph_list.push_back(std::move(font_glyph));
}
void SoundNode::connect(CanvasPtr pCanvas)
{
checkReload();
AreaNode::connect(pCanvas);
pCanvas->registerFrameEndListener(this);
}
void ColorDepthShaderEffect::addUI(CanvasPtr canvas)
{
ofxUISlider* slider = new ofxUISlider("Saturation", 0.0f, 255.0f, m_saturationValue, 100.0f, 25.0f);
canvas->addWidgetDown(slider);
m_widgets.push_back(slider);
ofxUISpacer* spacer = new ofxUISpacer(100, 2);
canvas->addWidgetDown(spacer);
m_widgets.push_back(spacer);
ofxUISlider* slider2 = new ofxUISlider("Brightness", 0.0f, 255.0f, m_brightnessValue, 100.0f, 25.0f);
canvas->addWidgetDown(slider2);
m_widgets.push_back(slider2);
ofxUISpacer* spacer2 = new ofxUISpacer(100, 2);
canvas->addWidgetDown(spacer2);
m_widgets.push_back(spacer2);
ofxUISlider* slider3 = new ofxUISlider("Step Size", 1.0f, 100.0f, m_lookupStepSize, 100.0f, 25.0f);
canvas->addWidgetDown(slider3);
m_widgets.push_back(slider3);
ofxUISpacer* spacer5 = new ofxUISpacer(100, 2);
canvas->addWidgetDown(spacer5);
m_widgets.push_back(spacer5);
ofxUISlider* slider6 = new ofxUISlider("Offset", 0.0f, 255.0f, m_lookupOffset, 100.0f, 25.0f);
canvas->addWidgetDown(slider6);
m_widgets.push_back(slider6);
ofxUISpacer* spacer3 = new ofxUISpacer(100, 2);
canvas->addWidgetDown(spacer3);
m_widgets.push_back(spacer3);
ofxUISlider* slider4 = new ofxUISlider("Near Clip", 0.0f, 500.0f, m_nearClip, 100.0f, 25.0f);
canvas->addWidgetDown(slider4);
m_widgets.push_back(slider4);
ofxUISpacer* spacer4 = new ofxUISpacer(100, 2);
canvas->addWidgetDown(spacer4);
m_widgets.push_back(spacer4);
ofxUISlider* slider5 = new ofxUISlider("Far Clip", 501.0f, 8000.0f, m_farClip, 100.0f, 25.0f);
canvas->addWidgetDown(slider5);
m_widgets.push_back(slider5);
m_event = &canvas->newGUIEvent;
ofAddListener(*m_event,this,&ColorDepthShaderEffect::guiEvent);
canvas->loadSettings("GUI/ColorDepthSettings.xml");
}
ANKI_TEST(Ui, Ui)
{
Config cfg;
initConfig(cfg);
cfg.set("window.vsync", 1);
cfg.set("window.debugContext", 0);
cfg.set("width", 1024);
cfg.set("height", 760);
cfg.set("rsrc.dataPaths", "engine_data");
NativeWindow* win = createWindow(cfg);
Input* in = new Input();
GrManager* gr = createGrManager(cfg, win);
PhysicsWorld* physics;
ResourceFilesystem* fs;
ResourceManager* resource = createResourceManager(cfg, gr, physics, fs);
UiManager* ui = new UiManager();
ANKI_TEST_EXPECT_NO_ERR(in->init(win));
StagingGpuMemoryManager* stagingMem = new StagingGpuMemoryManager();
ANKI_TEST_EXPECT_NO_ERR(stagingMem->init(gr, cfg));
HeapAllocator<U8> alloc(allocAligned, nullptr);
ANKI_TEST_EXPECT_NO_ERR(ui->init(allocAligned, nullptr, resource, gr, stagingMem, in));
{
FontPtr font;
ANKI_TEST_EXPECT_NO_ERR(ui->newInstance(font, "UbuntuRegular.ttf", std::initializer_list<U32>{10, 20, 30, 60}));
CanvasPtr canvas;
ANKI_TEST_EXPECT_NO_ERR(ui->newInstance(canvas, font, 20, win->getWidth(), win->getHeight()));
IntrusivePtr<Label> label;
ANKI_TEST_EXPECT_NO_ERR(ui->newInstance(label));
Bool done = false;
while(!done)
{
ANKI_TEST_EXPECT_NO_ERR(in->handleEvents());
HighRezTimer timer;
timer.start();
canvas->handleInput();
if(in->getKey(KeyCode::ESCAPE))
{
done = true;
}
canvas->beginBuilding();
label->build(canvas);
TexturePtr presentTex = gr->acquireNextPresentableTexture();
FramebufferPtr fb;
{
TextureViewInitInfo init;
init.m_texture = presentTex;
TextureViewPtr view = gr->newTextureView(init);
FramebufferInitInfo fbinit;
fbinit.m_colorAttachmentCount = 1;
fbinit.m_colorAttachments[0].m_clearValue.m_colorf = {{1.0, 0.0, 1.0, 1.0}};
fbinit.m_colorAttachments[0].m_textureView = view;
fb = gr->newFramebuffer(fbinit);
}
CommandBufferInitInfo cinit;
cinit.m_flags = CommandBufferFlag::GRAPHICS_WORK | CommandBufferFlag::SMALL_BATCH;
CommandBufferPtr cmdb = gr->newCommandBuffer(cinit);
cmdb->setTextureBarrier(presentTex,
TextureUsageBit::NONE,
TextureUsageBit::FRAMEBUFFER_ATTACHMENT_WRITE,
TextureSubresourceInfo());
cmdb->beginRenderPass(fb, {{TextureUsageBit::FRAMEBUFFER_ATTACHMENT_WRITE}}, {});
canvas->appendToCommandBuffer(cmdb);
cmdb->endRenderPass();
cmdb->setTextureBarrier(presentTex,
TextureUsageBit::FRAMEBUFFER_ATTACHMENT_WRITE,
TextureUsageBit::PRESENT,
TextureSubresourceInfo());
cmdb->flush();
gr->swapBuffers();
stagingMem->endFrame();
timer.stop();
const F32 TICK = 1.0 / 30.0;
if(timer.getElapsedTime() < TICK)
{
HighRezTimer::sleep(TICK - timer.getElapsedTime());
}
}
}
delete ui;
delete stagingMem;
delete resource;
delete physics;
delete fs;
GrManager::deleteInstance(gr);
delete in;
delete win;
}