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metal: hook up the backbuffer

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This commit is contained in:
Alex Szpakowski
2020-04-23 18:38:29 -03:00
parent acc4064a6c
commit 99b39065b6
7 changed files with 89 additions and 23 deletions
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src/modules/window/sdl/Window.cpp
+41 -16
View File
@@ -64,7 +64,7 @@ Window::Window()
, mouseGrabbed(false)
, window(nullptr)
, glcontext(nullptr)
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
, metalView(nullptr)
#endif
, displayedWindowError(false)
@@ -292,7 +292,7 @@ std::vector<Window::ContextAttribs> Window::getContextAttribsList() const
bool Window::createWindowAndContext(int x, int y, int w, int h, Uint32 windowflags, graphics::Graphics::Renderer renderer, int msaa, bool stencil, int depth)
{
bool needsglcontext = (windowflags & SDL_WINDOW_OPENGL) != 0;
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
bool needsmetalview = (windowflags & SDL_WINDOW_METAL) != 0;
#endif
@@ -314,6 +314,14 @@ bool Window::createWindowAndContext(int x, int y, int w, int h, Uint32 windowfla
glcontext = nullptr;
}
#ifdef LOVE_GRAPHICS_METAL
if (metalView)
{
SDL_Metal_DestroyView(metalView);
metalView = nullptr;
}
#endif
if (window)
{
SDL_DestroyWindow(window);
@@ -409,7 +417,7 @@ bool Window::createWindowAndContext(int x, int y, int w, int h, Uint32 windowfla
}
}
}
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
else if (renderer == graphics::Graphics::RENDERER_METAL)
{
if (create(nullptr) && window != nullptr)
@@ -430,7 +438,7 @@ bool Window::createWindowAndContext(int x, int y, int w, int h, Uint32 windowfla
bool failed = window == nullptr;
failed |= (needsglcontext && !glcontext);
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
failed |= (needsmetalview && !metalView);
#endif
@@ -497,7 +505,7 @@ bool Window::setWindow(int width, int height, WindowSettings *settings)
if (renderer == graphics::Graphics::RENDERER_OPENGL)
sdlflags |= SDL_WINDOW_OPENGL;
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
if (renderer == graphics::Graphics::RENDERER_METAL)
sdlflags |= SDL_WINDOW_METAL;
#endif
@@ -587,10 +595,12 @@ bool Window::setWindow(int width, int height, WindowSettings *settings)
double scaledw, scaledh;
fromPixels((double) pixelWidth, (double) pixelHeight, scaledw, scaledh);
void *context = (void *) glcontext;
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
if (renderer == graphics::Graphics::RENDERER_METAL)
context = (void *) metalView;
void *context = nullptr;
if (renderer == graphics::Graphics::RENDERER_OPENGL)
context = (void *) glcontext;
#ifdef LOVE_GRAPHICS_METAL
if (renderer == graphics::Graphics::RENDERER_METAL && metalView)
context = (void *) SDL_Metal_GetLayer(metalView);
#endif
graphics->setMode(context, (int) scaledw, (int) scaledh, pixelWidth, pixelHeight, f.stencil);
@@ -629,7 +639,16 @@ void Window::updateSettings(const WindowSettings &newsettings, bool updateGraphi
// Set the new display mode as the current display mode.
SDL_GetWindowSize(window, &windowWidth, &windowHeight);
SDL_GL_GetDrawableSize(window, &pixelWidth, &pixelHeight);
pixelWidth = windowWidth;
pixelHeight = windowHeight;
if ((wflags & SDL_WINDOW_OPENGL) != 0)
SDL_GL_GetDrawableSize(window, &pixelWidth, &pixelHeight);
#ifdef LOVE_GRAPHICS_METAL
else if ((wflags & SDL_WINDOW_METAL) != 0)
SDL_Metal_GetDrawableSize(window, &pixelWidth, &pixelHeight);
#endif
if ((wflags & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP)
{
@@ -673,8 +692,12 @@ void Window::updateSettings(const WindowSettings &newsettings, bool updateGraphi
// Verify MSAA setting.
int buffers = 0;
int samples = 0;
SDL_GL_GetAttribute(SDL_GL_MULTISAMPLEBUFFERS, &buffers);
SDL_GL_GetAttribute(SDL_GL_MULTISAMPLESAMPLES, &samples);
if ((wflags & SDL_WINDOW_OPENGL) != 0)
{
SDL_GL_GetAttribute(SDL_GL_MULTISAMPLEBUFFERS, &buffers);
SDL_GL_GetAttribute(SDL_GL_MULTISAMPLESAMPLES, &samples);
}
settings.msaa = (buffers > 0 ? samples : 0);
settings.vsync = getVSync();
@@ -729,7 +752,7 @@ void Window::close(bool allowExceptions)
glcontext = nullptr;
}
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
if (metalView)
{
SDL_Metal_DestroyView(metalView);
@@ -787,10 +810,11 @@ bool Window::setFullscreen(bool fullscreen, Window::FullscreenType fstype)
if (SDL_SetWindowFullscreen(window, sdlflags) == 0)
{
SDL_GL_MakeCurrent(window, glcontext);
if (glcontext)
SDL_GL_MakeCurrent(window, glcontext);
updateSettings(newsettings, true);
// Apparently this gets un-set when we exit fullscreen (at least in OS X).
// Apparently this gets un-set when we exit fullscreen (at least in macOS).
if (!fullscreen)
SDL_SetWindowMinimumSize(window, settings.minwidth, settings.minheight);
@@ -1086,7 +1110,8 @@ bool Window::isMinimized() const
void Window::swapBuffers()
{
SDL_GL_SwapWindow(window);
if (glcontext)
SDL_GL_SwapWindow(window);
}
bool Window::hasFocus() const
src/modules/window/sdl/Window.h
+1 -1
View File
@@ -168,7 +168,7 @@ private:
SDL_Window *window;
SDL_GLContext glcontext;
#if defined(LOVE_MACOS) || defined(LOVE_IOS)
#ifdef LOVE_GRAPHICS_METAL
SDL_MetalView metalView;
#endif