293 lines
6.6 KiB
C++
293 lines
6.6 KiB
C++
// Copyright (c) 2016-2018 Easy2D - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "render.h"
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#include "time.h"
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#include "base.h"
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#pragma comment(lib, "d2d1.lib")
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#pragma comment(lib, "dwrite.lib")
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#pragma comment(lib, "windowscodecs.lib")
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namespace easy2d
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{
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namespace render
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{
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_D2D_Resource D2D = { 0 };
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void easy2d::render::Initialize(HWND hwnd)
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{
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if (D2D.Factory)
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return;
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ThrowIfFailed(
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D2D1CreateFactory(
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D2D1_FACTORY_TYPE_SINGLE_THREADED,
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&D2D.Factory
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)
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);
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ThrowIfFailed(
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CoCreateInstance(
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CLSID_WICImagingFactory,
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nullptr,
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CLSCTX_INPROC_SERVER,
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IID_IWICImagingFactory,
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reinterpret_cast<void**>(&D2D.WICImagingFactory)
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)
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);
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ThrowIfFailed(
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DWriteCreateFactory(
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DWRITE_FACTORY_TYPE_SHARED,
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__uuidof(IDWriteFactory),
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reinterpret_cast<IUnknown**>(&D2D.DWriteFactory)
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)
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);
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auto stroke_style = D2D1::StrokeStyleProperties(
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D2D1_CAP_STYLE_FLAT,
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D2D1_CAP_STYLE_FLAT,
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D2D1_CAP_STYLE_FLAT,
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D2D1_LINE_JOIN_MITER,
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2.0f,
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D2D1_DASH_STYLE_SOLID,
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0.0f
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);
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ThrowIfFailed(
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D2D.Factory->CreateStrokeStyle(
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stroke_style,
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nullptr,
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0,
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&D2D.MiterStrokeStyle
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)
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);
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stroke_style.lineJoin = D2D1_LINE_JOIN_BEVEL;
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ThrowIfFailed(
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D2D.Factory->CreateStrokeStyle(
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stroke_style,
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nullptr,
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0,
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&D2D.BevelStrokeStyle
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)
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);
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stroke_style.lineJoin = D2D1_LINE_JOIN_ROUND;
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ThrowIfFailed(
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D2D.Factory->CreateStrokeStyle(
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stroke_style,
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nullptr,
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0,
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&D2D.RoundStrokeStyle
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)
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);
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CreateDeviceResources(hwnd);
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}
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void easy2d::render::CreateDeviceResources(HWND hwnd)
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{
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if (!D2D.HwndRenderTarget)
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{
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RECT rc;
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::GetClientRect(hwnd, &rc);
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D2D1_SIZE_U size = D2D1::SizeU(
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rc.right - rc.left,
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rc.bottom - rc.top
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);
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// <20><><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD>Щ<EFBFBD><D0A9>ԴӦ<D4B4><D3A6> Direct2D <20>豸<EFBFBD><E8B1B8>ʧʱ<CAA7>ؽ<EFBFBD>
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// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> Direct2D <20><>ȾĿ<C8BE><C4BF>
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ThrowIfFailed(
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D2D.Factory->CreateHwndRenderTarget(
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D2D1::RenderTargetProperties(),
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D2D1::HwndRenderTargetProperties(
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hwnd,
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size,
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D2D1_PRESENT_OPTIONS_NONE),
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&D2D.HwndRenderTarget
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)
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);
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}
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if (!D2D.SolidColorBrush)
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{
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ThrowIfFailed(
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D2D.HwndRenderTarget->CreateSolidColorBrush(
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D2D1::ColorF(D2D1::ColorF::White),
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&D2D.SolidColorBrush
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)
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);
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}
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if (!D2D.TextRenderer)
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{
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ThrowIfFailed(
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ITextRenderer::Create(
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&D2D.TextRenderer,
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D2D.Factory,
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D2D.HwndRenderTarget,
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D2D.SolidColorBrush
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)
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);
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}
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}
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void easy2d::render::Uninitialize()
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{
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SafeRelease(D2D.TextRenderer);
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SafeRelease(D2D.SolidColorBrush);
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SafeRelease(D2D.HwndRenderTarget);
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SafeRelease(D2D.MiterStrokeStyle);
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SafeRelease(D2D.BevelStrokeStyle);
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SafeRelease(D2D.RoundStrokeStyle);
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SafeRelease(D2D.WICImagingFactory);
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SafeRelease(D2D.DWriteFactory);
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SafeRelease(D2D.Factory);
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}
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//-------------------------------------------------------
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// GraphicsDevice
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//-------------------------------------------------------
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GraphicsDevice instance;
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GraphicsDevice::GraphicsDevice()
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: fps_text_format_(nullptr)
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, fps_text_layout_(nullptr)
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, clear_color_(D2D1::ColorF(D2D1::ColorF::Black))
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{
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}
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GraphicsDevice::~GraphicsDevice()
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{
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SafeRelease(fps_text_format_);
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SafeRelease(fps_text_layout_);
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}
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void GraphicsDevice::BeginDraw(HWND hwnd)
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{
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render::CreateDeviceResources(hwnd);
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render::D2D.HwndRenderTarget->BeginDraw();
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render::D2D.HwndRenderTarget->Clear(clear_color_);
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}
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void GraphicsDevice::EndDraw()
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{
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HRESULT hr = render::D2D.HwndRenderTarget->EndDraw();
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if (hr == D2DERR_RECREATE_TARGET)
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{
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// <20><><EFBFBD><EFBFBD> Direct3D <20>豸<EFBFBD><E8B1B8>ִ<EFBFBD>й<EFBFBD><D0B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><CAA7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD>豸<EFBFBD><E8B1B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD>ε<EFBFBD><CEB5><EFBFBD>ʱ<EFBFBD>ؽ<EFBFBD><D8BD><EFBFBD>Դ
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hr = S_OK;
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SafeRelease(fps_text_format_);
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SafeRelease(fps_text_layout_);
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SafeRelease(render::D2D.TextRenderer);
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SafeRelease(render::D2D.SolidColorBrush);
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SafeRelease(render::D2D.HwndRenderTarget);
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}
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ThrowIfFailed(hr);
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}
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void GraphicsDevice::SetBackgroundColor(const Color& color)
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{
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clear_color_ = color;
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}
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void GraphicsDevice::DrawDebugInfo()
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{
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static int render_times_ = 0;
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static auto last_render_time_ = time::Now();
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int64_t duration = (time::Now() - last_render_time_).Milliseconds();
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if (!fps_text_format_)
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{
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ThrowIfFailed(
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render::D2D.DWriteFactory->CreateTextFormat(
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L"",
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nullptr,
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DWRITE_FONT_WEIGHT_NORMAL,
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DWRITE_FONT_STYLE_NORMAL,
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DWRITE_FONT_STRETCH_NORMAL,
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20,
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L"",
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&fps_text_format_
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)
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);
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ThrowIfFailed(
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fps_text_format_->SetWordWrapping(
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DWRITE_WORD_WRAPPING_NO_WRAP
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)
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);
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}
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++render_times_;
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if (duration >= 100LL)
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{
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wchar_t fps_text[12] = {};
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int len = swprintf_s(fps_text, L"FPS: %.1f", 1000.f / static_cast<float>(duration) * render_times_);
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last_render_time_ = time::Now();
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render_times_ = 0;
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SafeRelease(fps_text_layout_);
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ThrowIfFailed(
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render::D2D.DWriteFactory->CreateTextLayout(
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fps_text,
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static_cast<UINT32>(len),
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fps_text_format_,
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0,
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0,
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&fps_text_layout_
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)
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);
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}
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if (fps_text_layout_)
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{
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render::D2D.HwndRenderTarget->SetTransform(D2D1::Matrix3x2F::Identity());
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render::D2D.SolidColorBrush->SetOpacity(1.0f);
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render::D2D.TextRenderer->SetTextStyle(
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D2D1::ColorF(D2D1::ColorF::White),
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TRUE,
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D2D1::ColorF(D2D1::ColorF::Black, 0.4f),
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1.5f,
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D2D1_LINE_JOIN_ROUND
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);
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fps_text_layout_->Draw(nullptr, render::D2D.TextRenderer, 10, 0);
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}
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}
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}
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}
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