mirror of
https://github.com/ClassiCube/ClassiCube.git
synced 2025-09-13 01:26:50 -04:00
Fully port cocoa backend to ObjC
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263
misc/Window.m
263
misc/Window.m
@ -1,263 +0,0 @@
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#include "Window.h"
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#include "Platform.h"
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#include "Input.h"
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#include "Event.h"
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#include "Logger.h"
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#import <Cocoa/Cocoa.h>
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// this is the source used to generate the raw code used in window.c
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// clang -rewrite-objc winmm.m
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// generates a winmm.cpp with the objective C code as C++
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// I also compile the game including this file and manually verify assembly output
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static NSApplication* appHandle;
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static NSWindow* winHandle;
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static int windowX, windowY;
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struct GraphicsMode { int R, G, B, A, IsIndexed; };
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extern void Window_CommonInit(void);
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extern int Window_MapKey(UInt32 key);
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@interface ClassiCubeWindowDelegate : NSObject { }
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@end
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@implementation ClassiCubeWindowDelegate
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static void Window_RefreshBounds(void);
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- (void)windowDidResize:(NSNotification *)notification
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{
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Window_RefreshBounds();
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Event_RaiseVoid(&WindowEvents.Resized);
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}
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- (void)windowDidMove:(NSNotification *)notification
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{
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Window_RefreshBounds();
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GLContext_Update();
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}
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- (void)windowDidBecomeKey:(NSNotification *)notification
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{
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WindowInfo.Focused = true;
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Event_RaiseVoid(&WindowEvents.FocusChanged);
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}
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- (void)windowDidResignKey:(NSNotification *)notification
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{
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WindowInfo.Focused = false;
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Event_RaiseVoid(&WindowEvents.FocusChanged);
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}
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- (void)windowDidMiniaturize:(NSNotification *)notification
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{
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Event_RaiseVoid(&WindowEvents.StateChanged);
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}
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- (void)windowDidDeminiaturize:(NSNotification *)notification
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{
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Event_RaiseVoid(&WindowEvents.StateChanged);
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}
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- (void)windowWillClose:(NSNotification *)notification
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{
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Event_RaiseVoid(&WindowEvents.Closing);
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}
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@end
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static void Window_RefreshBounds(void) {
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NSView* view;
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NSRect rect;
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view = [winHandle contentView];
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rect = [view bounds];
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rect = [winHandle convertRectToScreen: rect];
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windowX = (int)rect.origin.x;
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windowY = (int)rect.origin.y;
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WindowInfo.Width = (int)rect.size.width;
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WindowInfo.Height = (int)rect.size.height;
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Platform_Log2("WINPOS: %i, %i", &windowX, &windowY);
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}
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void Window_SetSize1(int width, int height) {
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NSSize size;
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size.width = width; size.height = height;
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[winHandle setContentSize: size];
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}
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void Window_Close1(void) {
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[winHandle close];
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}
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void Window_Init1(void) {
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appHandle = [NSApplication sharedApplication];
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[appHandle activateIgnoringOtherApps: YES];
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Window_CommonInit();
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}
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#define Display_CentreX(width) (DisplayInfo.X + (DisplayInfo.Width - width) / 2)
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#define Display_CentreY(height) (DisplayInfo.Y + (DisplayInfo.Height - height) / 2)
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void Window_Create1(int width, int height) {
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NSRect rect;
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// TODO: don't set, RefreshBounds
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WindowInfo.Width = width;
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WindowInfo.Height = height;
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WindowInfo.Exists = true;
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rect.origin.x = Display_CentreX(width);
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rect.origin.y = Display_CentreY(height);
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rect.size.width = width;
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rect.size.height = height;
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// TODO: opentk seems to flip y?
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winHandle = [NSWindow alloc];
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[winHandle initWithContentRect: rect styleMask: NSTitledWindowMask|NSClosableWindowMask|NSResizableWindowMask|NSMiniaturizableWindowMask backing:0 defer:NO];
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[winHandle makeKeyAndOrderFront: appHandle];
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Window_RefreshBounds();
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}
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void Window_SetTitle1(const String* title) {
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UInt8 str[600];
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CFStringRef titleCF;
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int len;
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/* TODO: This leaks memory, old title isn't released */
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len = Platform_ConvertString(str, title);
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titleCF = CFStringCreateWithBytes(kCFAllocatorDefault, str, len, kCFStringEncodingUTF8, false);
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[winHandle setTitle: (NSString*)titleCF];
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}
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static int Window_MapMouse(int button) {
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if (button == 0) return KEY_LMOUSE;
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if (button == 1) return KEY_RMOUSE;
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if (button == 2) return KEY_MMOUSE;
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return 0;
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}
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void Window_ProcessEvents1(void) {
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NSEvent* ev;
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NSPoint loc;
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CGFloat dx, dy;
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int type, key, mouseX, mouseY;
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for (;;) {
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ev = [appHandle nextEventMatchingMask: 0xFFFFFFFFU untilDate:Nil inMode:NSDefaultRunLoopMode dequeue:YES];
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if (!ev) break;
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type = [ev type];
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switch (type) {
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case NSLeftMouseDown:
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case NSRightMouseDown:
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case NSOtherMouseDown:
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key = Window_MapMouse([ev buttonNumber]);
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if (key) Input_SetPressed(key, true);
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break;
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case NSLeftMouseUp:
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case NSRightMouseUp:
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case NSOtherMouseUp:
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key = Window_MapMouse([ev buttonNumber]);
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if (key) Input_SetPressed(key, false);
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break;
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case NSKeyDown:
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key = Window_MapKey([ev keyCode]);
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if (key) Input_SetPressed(key, true);
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break;
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case NSKeyUp:
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key = Window_MapKey([ev keyCode]);
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if (key) Input_SetPressed(key, false);
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break;
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case NSScrollWheel:
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Mouse_ScrollWheel([ev deltaY]);
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break;
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case NSMouseMoved:
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case NSLeftMouseDragged:
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case NSRightMouseDragged:
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case NSOtherMouseDragged:
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loc = [NSEvent mouseLocation];
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dx = [ev deltaX];
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dy = [ev deltaY];
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mouseX = (int)loc.x - windowX;
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mouseY = (int)loc.y - windowY;
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/* need to flip Y coordinates because cocoa has window origin at bottom left */
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mouseY = WindowInfo.Height - mouseY;
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Pointer_SetPosition(0, mouseX, mouseY);
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if (Input_RawMode) Event_RaiseRawMove(&PointerEvents.RawMoved, dx, dy);
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break;
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}
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Platform_Log1("EVENT: %i", &type);
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[appHandle sendEvent:ev];
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}
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}
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static NSOpenGLContext* ctxHandle;
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static NSOpenGLPixelFormat* SelectPixelFormat(struct GraphicsMode* mode, bool fullscreen) {
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NSOpenGLPixelFormat* fmt;
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uint32_t attribs[7] = {
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NSOpenGLPFAColorSize, 0,
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NSOpenGLPFADepthSize, GLCONTEXT_DEFAULT_DEPTH,
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NSOpenGLPFADoubleBuffer, 0, 0
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};
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attribs[1] = mode->R + mode->G + mode->B + mode->A;
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attribs[5] = fullscreen ? NSOpenGLPFAFullScreen : 0;
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fmt = [NSOpenGLPixelFormat alloc];
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return [fmt initWithAttributes: attribs];
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}
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void GLContext_Init1(struct GraphicsMode* mode) {
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NSView* view;
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NSOpenGLPixelFormat* fmt;
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fmt = SelectPixelFormat(mode, true);
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if (!fmt) {
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Platform_LogConst("Failed to create full screen pixel format.");
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Platform_LogConst("Trying again to create a non-fullscreen pixel format.");
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fmt = SelectPixelFormat(mode, false);
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}
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if (!fmt) Logger_Abort("Choosing pixel format");
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ctxHandle = [NSOpenGLContext alloc];
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ctxHandle = [ctxHandle initWithFormat:fmt shareContext:Nil];
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if (!ctxHandle) Logger_Abort("Failed to create OpenGL context");
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view = [winHandle contentView];
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[ctxHandle setView:view];
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/* TODO: Support high DPI OSX */
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/* [ctxHandle setWantsBestResolutionOpenGLSurface:YES]; */
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[fmt release];
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[ctxHandle makeCurrentContext];
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[ctxHandle update];
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}
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void GLContext_Update1(void) {
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[ctxHandle update];
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}
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void GLContext_Free1(void) {
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[NSOpenGLContext clearCurrentContext];
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[ctxHandle clearDrawable];
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[ctxHandle release];
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}
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bool GLContext_SwapBuffers1(void) {
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[ctxHandle flushBuffer];
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return true;
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}
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void GLContext_SetFpsLimit1(bool vsync, float minFrameMs) {
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GLint value = vsync ? 1 : 0;
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[ctxHandle setValues: &value forParameter: NSOpenGLCPSwapInterval];
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}
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@ -21,5 +21,3 @@ TODO: Explain how to compile your own icon for all the platforms
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## Other files
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Info.plist is the Info.plist you would use when creating an Application Bundle for macOS.
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Window.m was the original basis code for the Cocoa window backend.
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@ -1,4 +1,5 @@
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#include "Logger.h"
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#include "ExtMath.h"
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#include "Platform.h"
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#include "Window.h"
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#include "Input.h"
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@ -6,9 +7,6 @@
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#include "Bitmap.h"
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#include "String.h"
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#include <Cocoa/Cocoa.h>
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#include <OpenGL/OpenGL.h>
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#include <objc/message.h>
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#include <objc/runtime.h>
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/*########################################################################################################################*
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*-------------------------------------------------------Cocoa window------------------------------------------------------*
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@ -41,93 +39,83 @@ static void RefreshWindowBounds(void) {
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WindowInfo.Height = (int)view.size.height;
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}
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static void OnDidResize(id self, SEL cmd, id notification) {
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@interface CCWindow : NSWindow { }
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@end
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@implementation CCWindow
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/* If this isn't overriden, an annoying beep sound plays anytime a key is pressed */
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- (void)keyDown:(NSEvent *)event { }
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@end
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@interface CCWindowDelegate : NSObject { }
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@end
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@implementation CCWindowDelegate
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- (void)windowDidResize:(NSNotification *)notification {
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RefreshWindowBounds();
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Event_RaiseVoid(&WindowEvents.Resized);
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}
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static void OnDidMove(id self, SEL cmd, id notification) {
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- (void)windowDidMove:(NSNotification *)notification {
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RefreshWindowBounds();
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GLContext_Update();
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}
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static void OnDidBecomeKey(id self, SEL cmd, id notification) {
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- (void)windowDidBecomeKey:(NSNotification *)notification {
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WindowInfo.Focused = true;
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Event_RaiseVoid(&WindowEvents.FocusChanged);
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}
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static void OnDidResignKey(id self, SEL cmd, id notification) {
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- (void)windowDidResignKey:(NSNotification *)notification {
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WindowInfo.Focused = false;
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Event_RaiseVoid(&WindowEvents.FocusChanged);
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}
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static void OnDidMiniaturize(id self, SEL cmd, id notification) {
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- (void)windowDidMiniaturize:(NSNotification *)notification {
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Event_RaiseVoid(&WindowEvents.StateChanged);
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}
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static void OnDidDeminiaturize(id self, SEL cmd, id notification) {
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- (void)windowDidDeminiaturize:(NSNotification *)notification {
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Event_RaiseVoid(&WindowEvents.StateChanged);
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}
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static void OnWillClose(id self, SEL cmd, id notification) {
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- (void)windowWillClose:(NSNotification *)notification {
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WindowInfo.Exists = false;
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Event_RaiseVoid(&WindowEvents.Closing);
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}
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@end
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/* If this isn't overriden, an annoying beep sound plays anytime a key is pressed */
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static void OnKeyDown(id self, SEL cmd, id ev) { }
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static Class Window_MakeClass(void) {
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Class c = objc_allocateClassPair(objc_getClass("NSWindow"), "ClassiCube_Window", 0);
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static void DoDrawFramebuffer(CGRect dirty);
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@interface CCView : NSView { }
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@end
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@implementation CCView
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class_addMethod(c, sel_registerName("windowDidResize:"), OnDidResize, "v@:@");
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class_addMethod(c, sel_registerName("windowDidMove:"), OnDidMove, "v@:@");
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class_addMethod(c, sel_registerName("windowDidBecomeKey:"), OnDidBecomeKey, "v@:@");
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class_addMethod(c, sel_registerName("windowDidResignKey:"), OnDidResignKey, "v@:@");
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class_addMethod(c, sel_registerName("windowDidMiniaturize:"), OnDidMiniaturize, "v@:@");
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class_addMethod(c, sel_registerName("windowDidDeminiaturize:"), OnDidDeminiaturize, "v@:@");
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class_addMethod(c, sel_registerName("windowWillClose:"), OnWillClose, "v@:@");
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class_addMethod(c, sel_registerName("keyDown:"), OnKeyDown, "v@:@");
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- (void)drawRect:(CGRect)dirty { DoDrawFramebuffer(dirty); }
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objc_registerClassPair(c);
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return c;
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}
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/* When the user users left mouse to drag reisze window, this enters 'live resize' mode */
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/* Although the game receives a left mouse down event, it does NOT receive a left mouse up */
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/* This causes the game to get stuck with left mouse down after user finishes resizing */
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/* So work arond that by always releasing left mouse when a live resize is finished */
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static void DidEndLiveResize(id self, SEL cmd) {
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- (void)viewDidEndLiveResize {
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/* When the user users left mouse to drag reisze window, this enters 'live resize' mode */
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/* Although the game receives a left mouse down event, it does NOT receive a left mouse up */
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/* This causes the game to get stuck with left mouse down after user finishes resizing */
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/* So work arond that by always releasing left mouse when a live resize is finished */
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Input_SetReleased(KEY_LMOUSE);
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}
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@end
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static void View_DrawRect(id self, SEL cmd, CGRect r);
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static void MakeContentView(void) {
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CGRect rect;
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id view;
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Class c;
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NSView* view;
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view = [winHandle contentView];
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rect = [view frame];
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c = objc_allocateClassPair(objc_getClass("NSView"), "ClassiCube_View", 0);
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// TODO: test rect is actually correct in View_DrawRect on both 32 and 64 bit
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#ifdef __i386__
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class_addMethod(c, sel_registerName("drawRect:"), View_DrawRect, "v@:{NSRect={NSPoint=ff}{NSSize=ff}}");
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#else
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class_addMethod(c, sel_registerName("drawRect:"), View_DrawRect, "v@:{NSRect={NSPoint=dd}{NSSize=dd}}");
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#endif
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class_addMethod(c, sel_registerName("viewDidEndLiveResize"), DidEndLiveResize, "v@:");
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objc_registerClassPair(c);
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viewHandle = [c alloc];
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viewHandle = [CCView alloc];
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[viewHandle initWithFrame:rect];
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[winHandle setContentView:viewHandle];
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}
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void Window_Init(void) {
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appHandle = [NSApplication sharedApplication];
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[appHandle activateIgnoringOtherApps:true];
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[appHandle activateIgnoringOtherApps:YES];
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Window_CommonInit();
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}
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@ -164,7 +152,7 @@ static void ApplyIcon(void) { }
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#define WIN_MASK (NSTitledWindowMask | NSClosableWindowMask | NSResizableWindowMask | NSMiniaturizableWindowMask)
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void Window_Create(int width, int height) {
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Class winClass;
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CCWindowDelegate* del;
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CGRect rect;
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/* Technically the coordinates for the origin are at bottom left corner */
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@ -174,12 +162,12 @@ void Window_Create(int width, int height) {
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rect.size.width = width;
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rect.size.height = height;
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winClass = Window_MakeClass();
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winHandle = [winClass alloc];
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winHandle = [CCWindow alloc];
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[winHandle initWithContentRect:rect styleMask:WIN_MASK backing:0 defer:false];
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Window_CommonCreate();
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[winHandle setDelegate:winHandle];
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del = [CCWindowDelegate alloc];
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[winHandle setDelegate:del];
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RefreshWindowBounds();
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MakeContentView();
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ApplyIcon();
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@ -228,7 +216,7 @@ void Window_SetSize(int width, int height) {
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rect.origin.y += WindowInfo.Height - height;
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rect.size.width += width - WindowInfo.Width;
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rect.size.height += height - WindowInfo.Height;
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[winHandle setFrame:rect display:true];
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[winHandle setFrame:rect display:YES];
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}
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void Window_Close(void) {
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@ -246,7 +234,7 @@ static void ProcessKeyChars(id ev) {
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char buffer[128];
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const char* src;
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cc_string str;
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id chars;
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NSString* chars;
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int i, len, flags;
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/* Ignore text input while cmd is held down */
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@ -289,7 +277,7 @@ void Window_ProcessEvents(void) {
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CGFloat dx, dy;
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for (;;) {
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ev = [appHandle nextEventMatchingMask:0xFFFFFFFFU untilDate:NULL inMode:NSDefaultRunLoopMode dequeue:true];
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ev = [appHandle nextEventMatchingMask:0xFFFFFFFFU untilDate:Nil inMode:NSDefaultRunLoopMode dequeue:YES];
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if (!ev) break;
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type = [ev type];
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@ -388,13 +376,13 @@ void Window_AllocFramebuffer(struct Bitmap* bmp) {
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fb_bmp = *bmp;
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}
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static void View_DrawRect(id self, SEL cmd, CGRect r_) {
|
||||
static void DoDrawFramebuffer(CGRect dirty) {
|
||||
CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
|
||||
CGContextRef context = NULL;
|
||||
CGDataProviderRef provider;
|
||||
NSGraphicsContext* nsContext;
|
||||
CGImageRef image;
|
||||
CGRect rect;
|
||||
id nsContext;
|
||||
|
||||
/* Unfortunately CGImageRef is immutable, so changing the */
|
||||
/* underlying data doesn't change what shows when drawing. */
|
||||
@ -466,7 +454,7 @@ void GLContext_Create(void) {
|
||||
if (!fmt) Logger_Abort("Choosing pixel format");
|
||||
|
||||
ctxHandle = [NSOpenGLContext alloc];
|
||||
ctxHandle = [ctxHandle initWithFormat:fmt shareContext:NULL];
|
||||
ctxHandle = [ctxHandle initWithFormat:fmt shareContext:Nil];
|
||||
if (!ctxHandle) Logger_Abort("Failed to create OpenGL context");
|
||||
|
||||
[ctxHandle setView:viewHandle];
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user