mirror of
https://github.com/wheremyfoodat/Panda3DS.git
synced 2025-06-06 11:01:38 +12:00
Fix typo
This commit is contained in:
wheremyfoodat
parent
42cbcc1380
commit
5d9ded47da
35 changed files with 37343 additions and 21800 deletions
432
third_party/duckstation/gl/context_egl.cpp
vendored
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432
third_party/duckstation/gl/context_egl.cpp
vendored
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@ -0,0 +1,432 @@
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#include "context_egl.h"
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#include "duckstation_log.h"
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#include "duckstation_compat.h"
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#include <optional>
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#include <vector>
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#include <cstring>
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Log_SetChannel(GL::ContextEGL);
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namespace GL {
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ContextEGL::ContextEGL(const WindowInfo& wi) : Context(wi) {}
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ContextEGL::~ContextEGL()
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{
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DestroySurface();
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DestroyContext();
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}
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std::unique_ptr<Context> ContextEGL::Create(const WindowInfo& wi, const Version* versions_to_try,
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size_t num_versions_to_try)
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{
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std::unique_ptr<ContextEGL> context = std::make_unique<ContextEGL>(wi);
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if (!context->Initialize(versions_to_try, num_versions_to_try))
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return nullptr;
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return context;
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}
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bool ContextEGL::Initialize(const Version* versions_to_try, size_t num_versions_to_try)
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{
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if (!gladLoadEGL())
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{
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Log_ErrorPrintf("Loading GLAD EGL functions failed");
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return false;
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}
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if (!SetDisplay())
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return false;
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int egl_major, egl_minor;
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if (!eglInitialize(m_display, &egl_major, &egl_minor))
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{
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Log_ErrorPrintf("eglInitialize() failed: %d", eglGetError());
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return false;
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}
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Log_InfoPrintf("EGL Version: %d.%d", egl_major, egl_minor);
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const char* extensions = eglQueryString(m_display, EGL_EXTENSIONS);
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if (extensions)
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{
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Log_InfoPrintf("EGL Extensions: %s", extensions);
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m_supports_surfaceless = std::strstr(extensions, "EGL_KHR_surfaceless_context") != nullptr;
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}
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if (!m_supports_surfaceless)
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Log_WarningPrint("EGL implementation does not support surfaceless contexts, emulating with pbuffers");
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for (size_t i = 0; i < num_versions_to_try; i++)
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{
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if (CreateContextAndSurface(versions_to_try[i], nullptr, true))
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return true;
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}
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return false;
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}
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bool ContextEGL::SetDisplay()
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{
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m_display = eglGetDisplay(static_cast<EGLNativeDisplayType>(m_wi.display_connection));
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if (!m_display)
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{
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Log_ErrorPrintf("eglGetDisplay() failed: %d", eglGetError());
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return false;
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}
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return true;
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}
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void* ContextEGL::GetProcAddress(const char* name)
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{
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return reinterpret_cast<void*>(eglGetProcAddress(name));
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}
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bool ContextEGL::ChangeSurface(const WindowInfo& new_wi)
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{
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const bool was_current = (eglGetCurrentContext() == m_context);
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if (was_current)
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eglMakeCurrent(m_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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if (m_surface != EGL_NO_SURFACE)
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{
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eglDestroySurface(m_display, m_surface);
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m_surface = EGL_NO_SURFACE;
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}
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m_wi = new_wi;
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if (!CreateSurface())
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return false;
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if (was_current && !eglMakeCurrent(m_display, m_surface, m_surface, m_context))
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{
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Log_ErrorPrintf("Failed to make context current again after surface change");
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return false;
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}
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return true;
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}
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void ContextEGL::ResizeSurface(u32 new_surface_width /*= 0*/, u32 new_surface_height /*= 0*/)
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{
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if (new_surface_width == 0 && new_surface_height == 0)
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{
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EGLint surface_width, surface_height;
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if (eglQuerySurface(m_display, m_surface, EGL_WIDTH, &surface_width) &&
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eglQuerySurface(m_display, m_surface, EGL_HEIGHT, &surface_height))
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{
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m_wi.surface_width = static_cast<u32>(surface_width);
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m_wi.surface_height = static_cast<u32>(surface_height);
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return;
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}
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else
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{
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Log_ErrorPrintf("eglQuerySurface() failed: %d", eglGetError());
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}
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}
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m_wi.surface_width = new_surface_width;
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m_wi.surface_height = new_surface_height;
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}
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bool ContextEGL::SwapBuffers()
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{
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return eglSwapBuffers(m_display, m_surface);
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}
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bool ContextEGL::MakeCurrent()
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{
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if (!eglMakeCurrent(m_display, m_surface, m_surface, m_context))
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{
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Log_ErrorPrintf("eglMakeCurrent() failed: %d", eglGetError());
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return false;
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}
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return true;
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}
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bool ContextEGL::DoneCurrent()
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{
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return eglMakeCurrent(m_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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}
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bool ContextEGL::SetSwapInterval(s32 interval)
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{
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return eglSwapInterval(m_display, interval);
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}
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std::unique_ptr<Context> ContextEGL::CreateSharedContext(const WindowInfo& wi)
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{
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std::unique_ptr<ContextEGL> context = std::make_unique<ContextEGL>(wi);
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context->m_display = m_display;
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context->m_supports_surfaceless = m_supports_surfaceless;
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if (!context->CreateContextAndSurface(m_version, m_context, false))
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return nullptr;
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return context;
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}
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EGLNativeWindowType ContextEGL::GetNativeWindow(EGLConfig config)
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{
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return {};
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}
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bool ContextEGL::CreateSurface()
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{
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if (m_wi.type == WindowInfo::Type::Surfaceless)
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{
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if (m_supports_surfaceless)
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return true;
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else
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return CreatePBufferSurface();
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}
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EGLNativeWindowType native_window = GetNativeWindow(m_config);
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m_surface = eglCreateWindowSurface(m_display, m_config, native_window, nullptr);
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if (!m_surface)
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{
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Log_ErrorPrintf("eglCreateWindowSurface() failed: %d", eglGetError());
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return false;
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}
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// Some implementations may require the size to be queried at runtime.
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EGLint surface_width, surface_height;
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if (eglQuerySurface(m_display, m_surface, EGL_WIDTH, &surface_width) &&
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eglQuerySurface(m_display, m_surface, EGL_HEIGHT, &surface_height))
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{
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m_wi.surface_width = static_cast<u32>(surface_width);
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m_wi.surface_height = static_cast<u32>(surface_height);
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}
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else
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{
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Log_ErrorPrintf("eglQuerySurface() failed: %d", eglGetError());
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}
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return true;
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}
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bool ContextEGL::CreatePBufferSurface()
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{
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const u32 width = std::max<u32>(m_wi.surface_width, 1);
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const u32 height = std::max<u32>(m_wi.surface_height, 1);
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// TODO: Format
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EGLint attrib_list[] = {
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EGL_WIDTH, static_cast<EGLint>(width), EGL_HEIGHT, static_cast<EGLint>(height), EGL_NONE,
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};
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m_surface = eglCreatePbufferSurface(m_display, m_config, attrib_list);
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if (!m_surface)
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{
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Log_ErrorPrintf("eglCreatePbufferSurface() failed: %d", eglGetError());
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return false;
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}
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Log_DevPrintf("Created %ux%u pbuffer surface", width, height);
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return true;
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}
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bool ContextEGL::CheckConfigSurfaceFormat(EGLConfig config, WindowInfo::SurfaceFormat format) const
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{
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int red_size, green_size, blue_size, alpha_size;
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if (!eglGetConfigAttrib(m_display, config, EGL_RED_SIZE, &red_size) ||
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!eglGetConfigAttrib(m_display, config, EGL_GREEN_SIZE, &green_size) ||
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!eglGetConfigAttrib(m_display, config, EGL_BLUE_SIZE, &blue_size) ||
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!eglGetConfigAttrib(m_display, config, EGL_ALPHA_SIZE, &alpha_size))
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{
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return false;
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}
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switch (format)
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{
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case WindowInfo::SurfaceFormat::Auto:
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return true;
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case WindowInfo::SurfaceFormat::RGB8:
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return (red_size == 8 && green_size == 8 && blue_size == 8);
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case WindowInfo::SurfaceFormat::RGBA8:
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return (red_size == 8 && green_size == 8 && blue_size == 8 && alpha_size == 8);
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case WindowInfo::SurfaceFormat::RGB565:
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return (red_size == 5 && green_size == 6 && blue_size == 5);
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default:
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return false;
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}
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}
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void ContextEGL::DestroyContext()
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{
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if (eglGetCurrentContext() == m_context)
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eglMakeCurrent(m_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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if (m_context != EGL_NO_CONTEXT)
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{
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eglDestroyContext(m_display, m_context);
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m_context = EGL_NO_CONTEXT;
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}
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}
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void ContextEGL::DestroySurface()
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{
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if (eglGetCurrentSurface(EGL_DRAW) == m_surface)
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eglMakeCurrent(m_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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if (m_surface != EGL_NO_SURFACE)
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{
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eglDestroySurface(m_display, m_surface);
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m_surface = EGL_NO_SURFACE;
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}
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}
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bool ContextEGL::CreateContext(const Version& version, EGLContext share_context)
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{
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Log_DevPrintf(
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"Trying version %u.%u (%s)", version.major_version, version.minor_version,
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version.profile == Context::Profile::ES ? "ES" : (version.profile == Context::Profile::Core ? "Core" : "None"));
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int surface_attribs[16] = {
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EGL_RENDERABLE_TYPE,
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(version.profile == Profile::ES) ?
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((version.major_version >= 3) ? EGL_OPENGL_ES3_BIT :
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((version.major_version == 2) ? EGL_OPENGL_ES2_BIT : EGL_OPENGL_ES_BIT)) :
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EGL_OPENGL_BIT,
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EGL_SURFACE_TYPE,
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(m_wi.type != WindowInfo::Type::Surfaceless) ? EGL_WINDOW_BIT : 0,
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};
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int nsurface_attribs = 4;
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switch (m_wi.surface_format)
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{
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case WindowInfo::SurfaceFormat::RGB8:
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surface_attribs[nsurface_attribs++] = EGL_RED_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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surface_attribs[nsurface_attribs++] = EGL_GREEN_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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surface_attribs[nsurface_attribs++] = EGL_BLUE_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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break;
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case WindowInfo::SurfaceFormat::RGBA8:
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surface_attribs[nsurface_attribs++] = EGL_RED_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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surface_attribs[nsurface_attribs++] = EGL_GREEN_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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surface_attribs[nsurface_attribs++] = EGL_BLUE_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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surface_attribs[nsurface_attribs++] = EGL_ALPHA_SIZE;
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surface_attribs[nsurface_attribs++] = 8;
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break;
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case WindowInfo::SurfaceFormat::RGB565:
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surface_attribs[nsurface_attribs++] = EGL_RED_SIZE;
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surface_attribs[nsurface_attribs++] = 5;
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surface_attribs[nsurface_attribs++] = EGL_GREEN_SIZE;
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surface_attribs[nsurface_attribs++] = 6;
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surface_attribs[nsurface_attribs++] = EGL_BLUE_SIZE;
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surface_attribs[nsurface_attribs++] = 5;
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break;
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case WindowInfo::SurfaceFormat::Auto:
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break;
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default:
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UnreachableCode();
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break;
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}
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surface_attribs[nsurface_attribs++] = EGL_NONE;
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surface_attribs[nsurface_attribs++] = 0;
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EGLint num_configs;
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if (!eglChooseConfig(m_display, surface_attribs, nullptr, 0, &num_configs) || num_configs == 0)
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{
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Log_ErrorPrintf("eglChooseConfig() failed: %d", eglGetError());
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return false;
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}
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std::vector<EGLConfig> configs(static_cast<u32>(num_configs));
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if (!eglChooseConfig(m_display, surface_attribs, configs.data(), num_configs, &num_configs))
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{
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Log_ErrorPrintf("eglChooseConfig() failed: %d", eglGetError());
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return false;
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}
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configs.resize(static_cast<u32>(num_configs));
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std::optional<EGLConfig> config;
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for (EGLConfig check_config : configs)
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{
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if (CheckConfigSurfaceFormat(check_config, m_wi.surface_format))
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{
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config = check_config;
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break;
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}
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}
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if (!config.has_value())
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{
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Log_WarningPrintf("No EGL configs matched exactly, using first.");
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config = configs.front();
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}
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int attribs[8];
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int nattribs = 0;
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if (version.profile != Profile::NoProfile)
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{
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attribs[nattribs++] = EGL_CONTEXT_MAJOR_VERSION;
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attribs[nattribs++] = version.major_version;
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attribs[nattribs++] = EGL_CONTEXT_MINOR_VERSION;
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attribs[nattribs++] = version.minor_version;
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}
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attribs[nattribs++] = EGL_NONE;
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attribs[nattribs++] = 0;
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if (!eglBindAPI((version.profile == Profile::ES) ? EGL_OPENGL_ES_API : EGL_OPENGL_API))
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{
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Log_ErrorPrintf("eglBindAPI(%s) failed", (version.profile == Profile::ES) ? "EGL_OPENGL_ES_API" : "EGL_OPENGL_API");
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return false;
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}
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m_context = eglCreateContext(m_display, config.value(), share_context, attribs);
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if (!m_context)
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{
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Log_ErrorPrintf("eglCreateContext() failed: %d", eglGetError());
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return false;
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}
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Log_InfoPrintf(
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"Got version %u.%u (%s)", version.major_version, version.minor_version,
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version.profile == Context::Profile::ES ? "ES" : (version.profile == Context::Profile::Core ? "Core" : "None"));
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m_config = config.value();
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m_version = version;
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return true;
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}
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bool ContextEGL::CreateContextAndSurface(const Version& version, EGLContext share_context, bool make_current)
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{
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if (!CreateContext(version, share_context))
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return false;
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if (!CreateSurface())
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{
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Log_ErrorPrintf("Failed to create surface for context");
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eglDestroyContext(m_display, m_context);
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m_context = EGL_NO_CONTEXT;
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return false;
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}
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if (make_current && !eglMakeCurrent(m_display, m_surface, m_surface, m_context))
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{
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Log_ErrorPrintf("eglMakeCurrent() failed: %d", eglGetError());
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if (m_surface != EGL_NO_SURFACE)
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{
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eglDestroySurface(m_display, m_surface);
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m_surface = EGL_NO_SURFACE;
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}
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eglDestroyContext(m_display, m_context);
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m_context = EGL_NO_CONTEXT;
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return false;
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}
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return true;
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}
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} // namespace GL
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