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#include "opengl/opengl.hpp"
namespace ruby {
class pVideoCGL;
}
@interface RubyVideoCGL : NSOpenGLView {
@public
ruby::pVideoCGL* video;
}
-(id) initWith:(ruby::pVideoCGL*)video pixelFormat:(NSOpenGLPixelFormat*)pixelFormat;
-(void) reshape;
@end
namespace ruby {
struct pVideoCGL : OpenGL {
RubyVideoCGL* view;
struct {
NSView* handle;
bool synchronize;
unsigned filter;
string shader;
} settings;
bool cap(const string& name) {
if(name == Video::Handle) return true;
if(name == Video::Synchronize) return true;
if(name == Video::Filter) return true;
if(name == Video::Shader) return true;
return false;
}
any get(const string& name) {
if(name == Video::Handle) return (uintptr_t)settings.handle;
if(name == Video::Synchronize) return settings.synchronize;
if(name == Video::Filter) return settings.filter;
return false;
}
bool set(const string& name, const any& value) {
if(name == Video::Handle) {
settings.handle = (NSView*)any_cast<uintptr_t>(value);
return true;
}
if(name == Video::Synchronize) {
if(settings.synchronize != any_cast<bool>(value)) {
settings.synchronize = any_cast<bool>(value);
if(view) {
@autoreleasepool {
[[view openGLContext] makeCurrentContext];
int synchronize = settings.synchronize;
[[view openGLContext] setValues:&synchronize forParameter:NSOpenGLCPSwapInterval];
}
}
}
return true;
}
if(name == Video::Filter) {
settings.filter = any_cast<unsigned>(value);
if(settings.shader.empty()) OpenGL::filter = settings.filter ? GL_LINEAR : GL_NEAREST;
return true;
}
if(name == Video::Shader) {
settings.shader = any_cast<const char*>(value);
@autoreleasepool {
[[view openGLContext] makeCurrentContext];
}
OpenGL::shader(settings.shader);
if(settings.shader.empty()) OpenGL::filter = settings.filter ? GL_LINEAR : GL_NEAREST;
return true;
}
return false;
}
bool lock(uint32_t*& data, unsigned& pitch, unsigned width, unsigned height) {
OpenGL::size(width, height);
return OpenGL::lock(data, pitch);
}
void unlock() {
}
void clear() {
@autoreleasepool {
[view lockFocus];
OpenGL::clear();
[[view openGLContext] flushBuffer];
[view unlockFocus];
}
}
void refresh() {
@autoreleasepool {
if([view lockFocusIfCanDraw]) {
auto area = [view frame];
outputWidth = area.size.width, outputHeight = area.size.height;
OpenGL::refresh();
[[view openGLContext] flushBuffer];
[view unlockFocus];
}
}
}
bool init() {
term();
@autoreleasepool {
NSOpenGLPixelFormatAttribute attributes[] = {
NSOpenGLPFAOpenGLProfile, NSOpenGLProfileVersion3_2Core,
NSOpenGLPFAColorSize, 24,
NSOpenGLPFAAlphaSize, 8,
NSOpenGLPFADoubleBuffer,
0
};
auto size = [settings.handle frame].size;
auto format = [[[NSOpenGLPixelFormat alloc] initWithAttributes:attributes] autorelease];
auto context = [[[NSOpenGLContext alloc] initWithFormat:format shareContext:nil] autorelease];
view = [[RubyVideoCGL alloc] initWith:this pixelFormat:format];
[view setOpenGLContext:context];
[view setFrame:NSMakeRect(0, 0, size.width, size.height)];
[view setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
[settings.handle addSubview:view];
[context setView:view];
[view lockFocus];
OpenGL::init();
//print((const char*)glGetString(GL_VERSION), "\n");
int synchronize = settings.synchronize;
[[view openGLContext] setValues:&synchronize forParameter:NSOpenGLCPSwapInterval];
[view unlockFocus];
}
clear();
return true;
}
void term() {
OpenGL::term();
@autoreleasepool {
[view removeFromSuperview];
[view release];
view = nil;
}
}
pVideoCGL() {
view = nil;
settings.handle = nil;
settings.synchronize = false;
settings.filter = 0;
}
~pVideoCGL() {
term();
}
};
DeclareVideo(CGL)
}
@implementation RubyVideoCGL : NSOpenGLView
-(id) initWith:(ruby::pVideoCGL*)videoPointer pixelFormat:(NSOpenGLPixelFormat*)pixelFormat {
if(self = [super initWithFrame:NSMakeRect(0, 0, 0, 0) pixelFormat:pixelFormat]) {
video = videoPointer;
}
return self;
}
-(void) reshape {
video->refresh();
}
@end
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