Magic_Game/src/kiwano/render/DirectX/RendererImpl.cpp

1018 lines
29 KiB
C++

// Copyright (c) 2016-2018 Kiwano - Nomango
//
// 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 <kiwano/utils/Logger.h>
#include <kiwano/event/Events.h>
#include <kiwano/platform/FileSystem.h>
#include <kiwano/platform/Application.h>
#include <kiwano/render/ShapeMaker.h>
#include <kiwano/render/DirectX/RendererImpl.h>
#include <kiwano/render/DirectX/NativePtr.h>
#define KGE_SET_STATUS_IF_FAILED(ERRCODE, OBJ, MESSAGE) \
if (FAILED(ERRCODE)) \
{ \
OBJ.Fail(strings::Format("%s failed (%#x): %s", __FUNCTION__, ERRCODE, MESSAGE)); \
}
namespace kiwano
{
using namespace kiwano::graphics::directx;
Renderer& Renderer::GetInstance()
{
return RendererImpl::GetInstance();
}
RendererImpl& RendererImpl::GetInstance()
{
static RendererImpl instance;
return instance;
}
RendererImpl::RendererImpl()
: monitor_(nullptr)
{
}
void RendererImpl::MakeContextForWindow(WindowPtr window)
{
KGE_DEBUG_LOGF("Creating device resources");
KGE_THROW_IF_FAILED(::CoInitialize(nullptr), "CoInitialize failed");
HWND target_window = window->GetHandle();
Resolution resolution = window->GetCurrentResolution();
HRESULT hr = target_window ? S_OK : E_FAIL;
output_size_ = Size{ float(resolution.width), float(resolution.height) };
monitor_ = ::MonitorFromWindow(target_window, MONITOR_DEFAULTTONULL);
// Initialize Direct3D resources
if (SUCCEEDED(hr))
{
auto d3d_res = graphics::directx::GetD3DDeviceResources();
hr = d3d_res->Initialize(target_window, output_size_);
if (FAILED(hr))
{
d3d_res->DiscardResources();
}
else
{
d3d_res_ = d3d_res;
}
}
// Initialize Direct2D resources
if (SUCCEEDED(hr))
{
auto d2d_res = graphics::directx::GetD2DDeviceResources();
hr = d2d_res->Initialize(d3d_res_->GetDXGIDevice(), d3d_res_->GetDXGISwapChain());
if (FAILED(hr))
{
d2d_res->DiscardResources();
}
else
{
d2d_res_ = d2d_res;
}
}
// Initialize other device resources
if (SUCCEEDED(hr))
{
RenderContextImplPtr ctx = MakePtr<RenderContextImpl>();
hr = ctx->CreateDeviceResources(d2d_res_->GetFactory(), d2d_res_->GetDeviceContext());
if (SUCCEEDED(hr))
{
render_ctx_ = ctx;
}
}
if (SUCCEEDED(hr))
{
IDWriteFactory* dwrite = d2d_res_->GetDWriteFactory();
if (dwrite)
{
ComPtr<IDWriteFontCollection> system_collection;
if (SUCCEEDED(dwrite->GetSystemFontCollection(&system_collection, FALSE)))
{
Vector<String> family_names;
if (SUCCEEDED(d2d_res_->GetFontFamilyNames(family_names, system_collection)))
{
// dummy font
FontPtr font = MakePtr<Font>();
for (const auto& name : family_names)
{
FontCache::GetInstance().AddFontByFamily(name, font);
}
}
}
}
}
KGE_THROW_IF_FAILED(hr, "Create render resources failed");
}
void RendererImpl::Destroy()
{
KGE_DEBUG_LOGF("Destroying device resources");
Renderer::Destroy();
if (d2d_res_)
{
render_ctx_.Reset();
d2d_res_->DiscardResources();
d2d_res_.Reset();
}
if (d3d_res_)
{
d3d_res_->DiscardResources();
d3d_res_.Reset();
}
::CoUninitialize();
}
void RendererImpl::HandleEvent(EventModuleContext& ctx)
{
Renderer::HandleEvent(ctx);
if (ctx.evt->IsType<WindowMovedEvent>())
{
auto evt = ctx.evt->SafeCast<WindowMovedEvent>();
HMONITOR monitor = ::MonitorFromWindow(evt->window->GetHandle(), MONITOR_DEFAULTTONULL);
if (monitor_ != monitor)
{
monitor_ = monitor;
if (d2d_res_)
{
d2d_res_->ResetTextRenderingParams(monitor);
}
}
}
}
void RendererImpl::Clear()
{
KGE_ASSERT(d3d_res_);
d3d_res_->ClearRenderTarget(clear_color_);
}
void RendererImpl::Present()
{
KGE_ASSERT(d3d_res_);
HRESULT hr = d3d_res_->Present(vsync_);
if (FAILED(hr) && hr != DXGI_ERROR_WAS_STILL_DRAWING)
{
KGE_THROW_IF_FAILED(hr, "Unexpected DXGI exception");
}
}
void RendererImpl::CreateTexture(Texture& texture, const String& file_path)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (!FileSystem::GetInstance().IsFileExists(file_path))
{
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
KGE_SET_STATUS_IF_FAILED(hr, texture,
strings::Format("Texture file '%s' not found!", file_path.c_str()).c_str());
return;
}
if (SUCCEEDED(hr))
{
WideString full_path = strings::NarrowToWide(FileSystem::GetInstance().GetFullPathForFile(file_path));
ComPtr<IWICBitmapDecoder> decoder;
hr = d2d_res_->CreateBitmapDecoderFromFile(decoder, full_path.c_str());
if (SUCCEEDED(hr))
{
ComPtr<IWICBitmapFrameDecode> source;
hr = decoder->GetFrame(0, &source);
if (SUCCEEDED(hr))
{
ComPtr<IWICFormatConverter> converter;
hr = d2d_res_->CreateBitmapConverter(converter, source, GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone, nullptr, 0.f,
WICBitmapPaletteTypeMedianCut);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1Bitmap> bitmap;
hr = d2d_res_->CreateBitmapFromConverter(bitmap, nullptr, converter);
if (SUCCEEDED(hr))
{
NativePtr::Set(texture, bitmap);
texture.SetSize({ bitmap->GetSize().width, bitmap->GetSize().height });
texture.SetSizeInPixels({ bitmap->GetPixelSize().width, bitmap->GetPixelSize().height });
}
}
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, texture, "Load texture failed");
}
void RendererImpl::CreateTexture(Texture& texture, const Resource& resource)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
Resource::Data data = resource.GetData();
hr = data.IsValid() ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
ComPtr<IWICBitmapDecoder> decoder;
hr = d2d_res_->CreateBitmapDecoderFromResource(decoder, data.buffer, (DWORD)data.size);
if (SUCCEEDED(hr))
{
ComPtr<IWICBitmapFrameDecode> source;
hr = decoder->GetFrame(0, &source);
if (SUCCEEDED(hr))
{
ComPtr<IWICFormatConverter> converter;
hr = d2d_res_->CreateBitmapConverter(converter, source, GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone, nullptr, 0.f,
WICBitmapPaletteTypeMedianCut);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1Bitmap> bitmap;
hr = d2d_res_->CreateBitmapFromConverter(bitmap, nullptr, converter);
if (SUCCEEDED(hr))
{
NativePtr::Set(texture, bitmap);
texture.SetSize({ bitmap->GetSize().width, bitmap->GetSize().height });
texture.SetSizeInPixels({ bitmap->GetPixelSize().width, bitmap->GetPixelSize().height });
}
}
}
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, texture, "Load texture failed");
}
void RendererImpl::CreateGifImage(GifImage& gif, const String& file_path)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (!FileSystem::GetInstance().IsFileExists(file_path))
{
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
KGE_SET_STATUS_IF_FAILED(hr, gif,
strings::Format("Gif texture file '%s' not found!", file_path.c_str()).c_str());
return;
}
if (SUCCEEDED(hr))
{
WideString full_path = strings::NarrowToWide(FileSystem::GetInstance().GetFullPathForFile(file_path));
ComPtr<IWICBitmapDecoder> decoder;
hr = d2d_res_->CreateBitmapDecoderFromFile(decoder, full_path.c_str());
if (SUCCEEDED(hr))
{
NativePtr::Set(gif, decoder);
}
}
KGE_SET_STATUS_IF_FAILED(hr, gif, "Load GIF texture failed");
}
void RendererImpl::CreateGifImage(GifImage& gif, const Resource& resource)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
Resource::Data data = resource.GetData();
hr = data.IsValid() ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
ComPtr<IWICBitmapDecoder> decoder;
hr = d2d_res_->CreateBitmapDecoderFromResource(decoder, data.buffer, (DWORD)data.size);
if (SUCCEEDED(hr))
{
NativePtr::Set(gif, decoder);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, gif, "Load GIF texture failed");
}
void RendererImpl::CreateGifImageFrame(GifImage::Frame& frame, const GifImage& gif, size_t frame_index)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
auto decoder = NativePtr::Get<IWICBitmapDecoder>(gif);
if (!decoder)
{
hr = E_INVALIDARG;
}
if (SUCCEEDED(hr))
{
ComPtr<IWICBitmapFrameDecode> wic_frame;
hr = decoder->GetFrame(UINT(frame_index), &wic_frame);
if (SUCCEEDED(hr))
{
ComPtr<IWICFormatConverter> converter;
d2d_res_->CreateBitmapConverter(converter, wic_frame, GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone, nullptr, 0.f, WICBitmapPaletteTypeCustom);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1Bitmap> bitmap;
hr = d2d_res_->CreateBitmapFromConverter(bitmap, nullptr, converter);
if (SUCCEEDED(hr))
{
frame.texture = MakePtr<Texture>();
NativePtr::Set(frame.texture, bitmap);
frame.texture->SetSize({ bitmap->GetSize().width, bitmap->GetSize().height });
frame.texture->SetSizeInPixels({ bitmap->GetPixelSize().width, bitmap->GetPixelSize().height });
}
}
}
if (SUCCEEDED(hr))
{
PROPVARIANT prop_val;
PropVariantInit(&prop_val);
// Get Metadata Query Reader from the frame
ComPtr<IWICMetadataQueryReader> metadata_reader;
hr = wic_frame->GetMetadataQueryReader(&metadata_reader);
// Get the Metadata for the current frame
if (SUCCEEDED(hr))
{
hr = metadata_reader->GetMetadataByName(L"/imgdesc/Left", &prop_val);
if (SUCCEEDED(hr))
{
hr = (prop_val.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
frame.rect.left_top.x = static_cast<float>(prop_val.uiVal);
}
PropVariantClear(&prop_val);
}
}
if (SUCCEEDED(hr))
{
hr = metadata_reader->GetMetadataByName(L"/imgdesc/Top", &prop_val);
if (SUCCEEDED(hr))
{
hr = (prop_val.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
frame.rect.left_top.y = static_cast<float>(prop_val.uiVal);
}
PropVariantClear(&prop_val);
}
}
if (SUCCEEDED(hr))
{
hr = metadata_reader->GetMetadataByName(L"/imgdesc/Width", &prop_val);
if (SUCCEEDED(hr))
{
hr = (prop_val.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
frame.rect.right_bottom.x = frame.rect.left_top.x + static_cast<float>(prop_val.uiVal);
}
PropVariantClear(&prop_val);
}
}
if (SUCCEEDED(hr))
{
hr = metadata_reader->GetMetadataByName(L"/imgdesc/Height", &prop_val);
if (SUCCEEDED(hr))
{
hr = (prop_val.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
frame.rect.right_bottom.y = frame.rect.left_top.y + static_cast<float>(prop_val.uiVal);
}
PropVariantClear(&prop_val);
}
}
if (SUCCEEDED(hr))
{
hr = metadata_reader->GetMetadataByName(L"/grctlext/Delay", &prop_val);
if (SUCCEEDED(hr))
{
hr = (prop_val.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
uint32_t udelay = 0;
hr = UIntMult(prop_val.uiVal, 10, &udelay);
if (SUCCEEDED(hr))
{
frame.delay.SetMilliseconds(static_cast<long>(udelay));
}
}
PropVariantClear(&prop_val);
}
else
{
frame.delay = 0;
}
}
if (SUCCEEDED(hr))
{
hr = metadata_reader->GetMetadataByName(L"/grctlext/Disposal", &prop_val);
if (SUCCEEDED(hr))
{
hr = (prop_val.vt == VT_UI1) ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
frame.disposal_type = GifImage::DisposalType(prop_val.bVal);
}
::PropVariantClear(&prop_val);
}
else
{
frame.disposal_type = GifImage::DisposalType::Unknown;
}
}
::PropVariantClear(&prop_val);
}
}
KGE_SET_STATUS_IF_FAILED(hr, const_cast<GifImage&>(gif), "Load GIF frame failed");
}
void RendererImpl::CreateFontCollection(Font& font, Vector<String>& family_names, const String& file_path)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
if (!FileSystem::GetInstance().IsFileExists(file_path))
{
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
KGE_SET_STATUS_IF_FAILED(hr, font, strings::Format("Font file '%s' not found!", file_path.c_str()).c_str());
return;
}
}
if (SUCCEEDED(hr))
{
String full_path = FileSystem::GetInstance().GetFullPathForFile(file_path);
ComPtr<IDWriteFontCollection> font_collection;
hr = d2d_res_->CreateFontCollectionFromFiles(font_collection, { full_path });
if (SUCCEEDED(hr))
{
d2d_res_->GetFontFamilyNames(family_names, font_collection); // ignore the result
NativePtr::Set(font, font_collection);
}
}
KGE_SET_STATUS_IF_FAILED(hr, font, "Create font collection failed");
}
void RendererImpl::CreateFontCollection(Font& font, Vector<String>& family_names, const Resource& res)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<IDWriteFontCollection> font_collection;
hr = d2d_res_->CreateFontCollectionFromResources(font_collection, Vector<Resource>{ res });
if (SUCCEEDED(hr))
{
d2d_res_->GetFontFamilyNames(family_names, font_collection); // ignore the result
NativePtr::Set(font, font_collection);
}
}
KGE_SET_STATUS_IF_FAILED(hr, font, "Create font collection failed");
}
void RendererImpl::CreateTextLayout(TextLayout& layout, const String& content, const TextStyle& style)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (content.empty())
{
layout.Clear();
layout.SetDirtyFlag(TextLayout::DirtyFlag::Dirty);
return;
}
if (SUCCEEDED(hr))
{
FontPtr font = style.font;
if (!font)
{
font = new Font;
}
float font_size = font->GetSize();
auto font_weight = DWRITE_FONT_WEIGHT(font->GetWeight());
auto font_style = DWRITE_FONT_STYLE(font->GetPosture());
auto font_stretch = DWRITE_FONT_STRETCH(font->GetStretch());
auto collection = NativePtr::Get<IDWriteFontCollection>(font);
WideString font_family;
String name = font->GetFamilyName();
if (!name.empty())
{
font_family = strings::NarrowToWide(name);
}
ComPtr<IDWriteTextFormat> format;
hr = d2d_res_->CreateTextFormat(format, font_family.c_str(), collection, font_weight, font_style, font_stretch,
font_size);
if (SUCCEEDED(hr))
{
WideString wide = strings::NarrowToWide(content);
ComPtr<IDWriteTextLayout> output;
hr = d2d_res_->CreateTextLayout(output, wide.c_str(), wide.length(), format);
if (SUCCEEDED(hr))
{
NativePtr::Set(layout, output);
layout.SetDirtyFlag(TextLayout::DirtyFlag::Dirty);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, layout, "Create text layout failed");
}
void RendererImpl::CreateLineShape(Shape& shape, const Point& begin_pos, const Point& end_pos)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1PathGeometry> path_geo;
hr = d2d_res_->GetFactory()->CreatePathGeometry(&path_geo);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1GeometrySink> path_sink;
hr = path_geo->Open(&path_sink);
if (SUCCEEDED(hr))
{
path_sink->BeginFigure(DX::ConvertToPoint2F(begin_pos), D2D1_FIGURE_BEGIN_FILLED);
path_sink->AddLine(DX::ConvertToPoint2F(end_pos));
path_sink->EndFigure(D2D1_FIGURE_END_OPEN);
hr = path_sink->Close();
}
if (SUCCEEDED(hr))
{
NativePtr::Set(shape, path_geo);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, shape, "Create ID2D1PathGeometry failed");
}
void RendererImpl::CreateRectShape(Shape& shape, const Rect& rect)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
ComPtr<ID2D1RectangleGeometry> output;
if (SUCCEEDED(hr))
{
hr = d2d_res_->GetFactory()->CreateRectangleGeometry(DX::ConvertToRectF(rect), &output);
}
if (SUCCEEDED(hr))
{
NativePtr::Set(shape, output);
}
KGE_SET_STATUS_IF_FAILED(hr, shape, "Create ID2D1RectangleGeometry failed");
}
void RendererImpl::CreateRoundedRectShape(Shape& shape, const Rect& rect, const Vec2& radius)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
ComPtr<ID2D1RoundedRectangleGeometry> output;
if (SUCCEEDED(hr))
{
hr = d2d_res_->GetFactory()->CreateRoundedRectangleGeometry(
D2D1::RoundedRect(DX::ConvertToRectF(rect), radius.x, radius.y), &output);
}
if (SUCCEEDED(hr))
{
NativePtr::Set(shape, output);
}
KGE_SET_STATUS_IF_FAILED(hr, shape, "Create ID2D1RoundedRectangleGeometry failed");
}
void RendererImpl::CreateEllipseShape(Shape& shape, const Point& center, const Vec2& radius)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
ComPtr<ID2D1EllipseGeometry> output;
if (SUCCEEDED(hr))
{
hr = d2d_res_->GetFactory()->CreateEllipseGeometry(
D2D1::Ellipse(DX::ConvertToPoint2F(center), radius.x, radius.y), &output);
}
if (SUCCEEDED(hr))
{
NativePtr::Set(shape, output);
}
KGE_SET_STATUS_IF_FAILED(hr, shape, "Create ID2D1EllipseGeometry failed");
}
void RendererImpl::CreateShapeSink(ShapeMaker& maker)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1PathGeometry> geometry;
hr = d2d_res_->GetFactory()->CreatePathGeometry(&geometry);
if (SUCCEEDED(hr))
{
ShapePtr shape = MakePtr<Shape>();
NativePtr::Set(shape, geometry);
maker.SetShape(shape);
}
}
KGE_SET_STATUS_IF_FAILED(hr, maker, "Create ID2D1PathGeometry failed");
}
void RendererImpl::CreateBrush(Brush& brush, const Color& color)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1SolidColorBrush> solid_brush;
if (brush.GetType() == Brush::Type::SolidColor && brush.IsValid())
{
hr = NativePtr::Get<ID2D1Brush>(brush)->QueryInterface(&solid_brush);
if (SUCCEEDED(hr))
{
solid_brush->SetColor(DX::ConvertToColorF(color));
}
}
else
{
hr = d2d_res_->GetDeviceContext()->CreateSolidColorBrush(DX::ConvertToColorF(color), &solid_brush);
if (SUCCEEDED(hr))
{
NativePtr::Set(brush, solid_brush);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, brush, "Create ID2D1SolidBrush failed");
}
void RendererImpl::CreateBrush(Brush& brush, const LinearGradientStyle& style)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1GradientStopCollection> collection;
hr = d2d_res_->GetDeviceContext()->CreateGradientStopCollection(
reinterpret_cast<const D2D1_GRADIENT_STOP*>(&style.stops[0]), UINT32(style.stops.size()), D2D1_GAMMA_2_2,
D2D1_EXTEND_MODE(style.extend_mode), &collection);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1LinearGradientBrush> output;
hr = d2d_res_->GetDeviceContext()->CreateLinearGradientBrush(
D2D1::LinearGradientBrushProperties(DX::ConvertToPoint2F(style.begin), DX::ConvertToPoint2F(style.end)),
collection.Get(), &output);
if (SUCCEEDED(hr))
{
NativePtr::Set(brush, output);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, brush, "Create ID2D1LinearGradientBrush failed");
}
void RendererImpl::CreateBrush(Brush& brush, const RadialGradientStyle& style)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1GradientStopCollection> collection;
hr = d2d_res_->GetDeviceContext()->CreateGradientStopCollection(
reinterpret_cast<const D2D1_GRADIENT_STOP*>(&style.stops[0]), UINT32(style.stops.size()), D2D1_GAMMA_2_2,
D2D1_EXTEND_MODE(style.extend_mode), &collection);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1RadialGradientBrush> output;
hr = d2d_res_->GetDeviceContext()->CreateRadialGradientBrush(
D2D1::RadialGradientBrushProperties(DX::ConvertToPoint2F(style.center),
DX::ConvertToPoint2F(style.offset), style.radius.x, style.radius.y),
collection.Get(), &output);
if (SUCCEEDED(hr))
{
NativePtr::Set(brush, output);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, brush, "Create ID2D1RadialGradientBrush failed");
}
void RendererImpl::CreateBrush(Brush& brush, TexturePtr texture)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
auto bitmap = NativePtr::Get<ID2D1Bitmap>(texture);
if (SUCCEEDED(hr))
{
ComPtr<ID2D1BitmapBrush> output;
hr = d2d_res_->GetDeviceContext()->CreateBitmapBrush(bitmap.Get(), &output);
if (SUCCEEDED(hr))
{
NativePtr::Set(brush, output);
}
}
}
KGE_SET_STATUS_IF_FAILED(hr, brush, "Create ID2D1RadialGradientBrush failed");
}
void RendererImpl::CreateStrokeStyle(StrokeStyle& stroke_style)
{
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
D2D1_CAP_STYLE cap = D2D1_CAP_STYLE(stroke_style.GetCapStyle());
D2D1_LINE_JOIN line_join = D2D1_LINE_JOIN(stroke_style.GetLineJoinStyle());
D2D1_DASH_STYLE dash_style = D2D1_DASH_STYLE_SOLID;
const float* dash_array = nullptr;
uint32_t dash_count = 0;
float dash_offset = stroke_style.GetDashOffset();
const auto& dashes = stroke_style.GetDashArray();
if (!dashes.empty())
{
dash_array = &dashes[0];
dash_count = uint32_t(dashes.size());
dash_style = D2D1_DASH_STYLE_CUSTOM;
}
auto params = D2D1::StrokeStyleProperties(cap, cap, cap, line_join, 10.0f, dash_style, dash_offset);
ComPtr<ID2D1StrokeStyle> output;
hr = d2d_res_->GetFactory()->CreateStrokeStyle(params, dash_array, dash_count, &output);
if (SUCCEEDED(hr))
{
NativePtr::Set(stroke_style, output);
}
}
KGE_SET_STATUS_IF_FAILED(hr, stroke_style, "Create ID2D1StrokeStyle failed");
}
RenderContextPtr RendererImpl::CreateTextureRenderContext(Texture& texture, const Size* desired_size)
{
RenderContextImplPtr ptr = MakePtr<RenderContextImpl>();
HRESULT hr = S_OK;
if (!d2d_res_)
{
hr = E_UNEXPECTED;
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1BitmapRenderTarget> bitmap_rt;
if (desired_size)
{
hr = d2d_res_->GetDeviceContext()->CreateCompatibleRenderTarget(DX::ConvertToSizeF(*desired_size),
&bitmap_rt);
}
else
{
hr = d2d_res_->GetDeviceContext()->CreateCompatibleRenderTarget(&bitmap_rt);
}
if (SUCCEEDED(hr))
{
hr = ptr->CreateDeviceResources(d2d_res_->GetFactory(), bitmap_rt);
}
if (SUCCEEDED(hr))
{
ComPtr<ID2D1Bitmap> output;
hr = bitmap_rt->GetBitmap(&output);
if (SUCCEEDED(hr))
{
NativePtr::Set(texture, output);
}
}
}
if (SUCCEEDED(hr))
return ptr;
return nullptr;
}
void RendererImpl::Resize(uint32_t width, uint32_t height)
{
HRESULT hr = S_OK;
if (!d3d_res_)
hr = E_UNEXPECTED;
if (SUCCEEDED(hr))
{
// Clear resources
d2d_res_->SetTargetBitmap(nullptr);
}
if (SUCCEEDED(hr))
{
output_size_.x = static_cast<float>(width);
output_size_.y = static_cast<float>(height);
hr = d3d_res_->SetLogicalSize(output_size_);
}
if (SUCCEEDED(hr))
{
hr = d2d_res_->SetLogicalSize(output_size_.x, output_size_.y);
}
if (SUCCEEDED(hr))
{
render_ctx_->Resize(output_size_);
}
KGE_THROW_IF_FAILED(hr, "Resize render target failed");
}
} // namespace kiwano