SDL Frontend: Add shared context support

This commit is contained in:
James Rowe 2019-01-11 23:03:52 -07:00
parent c6a0ab9792
commit f2a2f818b6
2 changed files with 38 additions and 1 deletions

View File

@ -19,6 +19,37 @@
#include "input_common/sdl/sdl.h" #include "input_common/sdl/sdl.h"
#include "yuzu_cmd/emu_window/emu_window_sdl2.h" #include "yuzu_cmd/emu_window/emu_window_sdl2.h"
class SDLGLContext : public Core::Frontend::GraphicsContext {
public:
explicit SDLGLContext() {
// create a hidden window to make the shared context against
window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED, // x position
SDL_WINDOWPOS_UNDEFINED, // y position
Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height,
SDL_WINDOW_OPENGL | SDL_WINDOW_HIDDEN);
context = SDL_GL_CreateContext(window);
}
~SDLGLContext() {
SDL_GL_DeleteContext(context);
SDL_DestroyWindow(window);
}
void MakeCurrent() override {
SDL_GL_MakeCurrent(window, context);
}
void DoneCurrent() override {
SDL_GL_MakeCurrent(window, nullptr);
}
void SwapBuffers() override {}
private:
SDL_Window* window;
SDL_GLContext context;
};
void EmuWindow_SDL2::OnMouseMotion(s32 x, s32 y) { void EmuWindow_SDL2::OnMouseMotion(s32 x, s32 y) {
TouchMoved((unsigned)std::max(x, 0), (unsigned)std::max(y, 0)); TouchMoved((unsigned)std::max(x, 0), (unsigned)std::max(y, 0));
InputCommon::GetMotionEmu()->Tilt(x, y); InputCommon::GetMotionEmu()->Tilt(x, y);
@ -153,6 +184,7 @@ EmuWindow_SDL2::EmuWindow_SDL2(bool fullscreen) {
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8); SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8); SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 0); SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 0);
SDL_GL_SetAttribute(SDL_GL_SHARE_WITH_CURRENT_CONTEXT, 1);
std::string window_title = fmt::format("yuzu {} | {}-{}", Common::g_build_fullname, std::string window_title = fmt::format("yuzu {} | {}-{}", Common::g_build_fullname,
Common::g_scm_branch, Common::g_scm_desc); Common::g_scm_branch, Common::g_scm_desc);
@ -171,7 +203,6 @@ EmuWindow_SDL2::EmuWindow_SDL2(bool fullscreen) {
if (fullscreen) { if (fullscreen) {
Fullscreen(); Fullscreen();
} }
gl_context = SDL_GL_CreateContext(render_window); gl_context = SDL_GL_CreateContext(render_window);
if (gl_context == nullptr) { if (gl_context == nullptr) {
@ -280,3 +311,7 @@ void EmuWindow_SDL2::OnMinimalClientAreaChangeRequest(
SDL_SetWindowMinimumSize(render_window, minimal_size.first, minimal_size.second); SDL_SetWindowMinimumSize(render_window, minimal_size.first, minimal_size.second);
} }
std::unique_ptr<Core::Frontend::GraphicsContext> EmuWindow_SDL2::CreateSharedContext() const {
return std::make_unique<SDLGLContext>();
}

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@ -27,6 +27,8 @@ public:
/// Releases the GL context from the caller thread /// Releases the GL context from the caller thread
void DoneCurrent() override; void DoneCurrent() override;
std::unique_ptr<Core::Frontend::GraphicsContext> CreateSharedContext() const override;
/// Whether the window is still open, and a close request hasn't yet been sent /// Whether the window is still open, and a close request hasn't yet been sent
bool IsOpen() const; bool IsOpen() const;