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// Copyright 2012 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "Common/GL/GLInterface/AGL.h"
#include "Common/Logging/Log.h"
void cInterfaceAGL::Swap()
{
[cocoaCtx flushBuffer];
}
// Create rendering window.
// Call browser: Core.cpp:EmuThread() > main.cpp:Video_Initialize()
bool cInterfaceAGL::Create(void *window_handle, bool core)
{
cocoaWin = reinterpret_cast<NSView*>(window_handle);
NSSize size = [cocoaWin frame].size;
// Enable high-resolution display support.
[cocoaWin setWantsBestResolutionOpenGLSurface:YES];
NSWindow *window = [cocoaWin window];
float scale = [window backingScaleFactor];
size.width *= scale;
size.height *= scale;
// Control window size and picture scaling
s_backbuffer_width = size.width;
s_backbuffer_height = size.height;
NSOpenGLPixelFormatAttribute attr[] = { NSOpenGLPFADoubleBuffer, NSOpenGLPFAOpenGLProfile, core ? NSOpenGLProfileVersion3_2Core : NSOpenGLProfileVersionLegacy, NSOpenGLPFAAccelerated, 0 };
NSOpenGLPixelFormat *fmt = [[NSOpenGLPixelFormat alloc]
initWithAttributes: attr];
if (fmt == nil)
{
ERROR_LOG(VIDEO, "failed to create pixel format");
return false;
}
cocoaCtx = [[NSOpenGLContext alloc] initWithFormat: fmt shareContext: nil];
[fmt release];
if (cocoaCtx == nil)
{
ERROR_LOG(VIDEO, "failed to create context");
return false;
}
if (cocoaWin == nil)
{
ERROR_LOG(VIDEO, "failed to create window");
return false;
}
[window makeFirstResponder:cocoaWin];
[cocoaCtx setView: cocoaWin];
[window makeKeyAndOrderFront: nil];
return true;
}
bool cInterfaceAGL::MakeCurrent()
{
[cocoaCtx makeCurrentContext];
return true;
}
bool cInterfaceAGL::ClearCurrent()
{
[NSOpenGLContext clearCurrentContext];
return true;
}
// Close backend
void cInterfaceAGL::Shutdown()
{
[cocoaCtx clearDrawable];
[cocoaCtx release];
cocoaCtx = nil;
}
void cInterfaceAGL::Update()
{
NSWindow *window = [cocoaWin window];
NSSize size = [cocoaWin frame].size;
float scale = [window backingScaleFactor];
size.width *= scale;
size.height *= scale;
if (s_backbuffer_width == size.width &&
s_backbuffer_height == size.height)
return;
s_backbuffer_width = size.width;
s_backbuffer_height = size.height;
[cocoaCtx update];
}
void cInterfaceAGL::SwapInterval(int interval)
{
[cocoaCtx setValues:(GLint *)&interval forParameter:NSOpenGLCPSwapInterval];
}
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