setup a file for a mac platform layer
This commit is contained in:
Allen Webster
parent
0104362cdb
commit
d1bed5ec30
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/*
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* Mr. 4th Dimention - Allen Webster
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*
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* 06.28.2017
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*
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* Mac C layer for 4coder
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*
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*/
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// TOP
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#define WINDOW_TITLE "4coder"
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#include "4tech_defines.h"
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#include "4coder_API/version.h"
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typedef enum OSX_Mouse_Event_Type{
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MouseType_Move,
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MouseType_Press,
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MouseType_Release,
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} OSX_Mouse_Event_Type;
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typedef struct OSX_Keyboard_Modifiers{
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b32 shift;
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b32 command;
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b32 control;
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b32 option;
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} OSX_Keyboard_Modifiers;
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typedef struct OSX_Vars{
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i32 width, height;
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b32 running;
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u32 key_count;
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u32 keys[8];
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u32 prev_clipboard_change_count;
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b32 has_clipboard_item;
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void *clipboard_data;
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umem clipboard_size, clipboard_max;
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b32 just_posted_to_clipboard;
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} OSX_Vars;
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internal OSX_Vars osx;
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internal void
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osx_post_to_clipboard(char *str);
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// TODO(allen): Implement a real allocate
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#include <stdlib.h>
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internal void*
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osx_allocate(umem size){
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void *result = malloc(size);
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return(result);
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}
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internal void
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osx_resize(int width, int height){
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osx.width = width;
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osx.height = height;
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// TODO
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}
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internal void
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osx_character_input(u32 code, OSX_Keyboard_Modifiers modifier_flags){
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// TODO
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}
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internal void
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osx_mouse(i32 mx, i32 my, u32 type){
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// TODO
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}
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internal void
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osx_mouse_wheel(float dx, float dy){
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// TODO
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}
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internal void
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osx_step(){
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// TODO
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}
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internal void
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osx_init(){
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// TODO
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}
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// BOTTOM
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@ -0,0 +1,311 @@
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/*
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* Mr. 4th Dimention - Allen Webster
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*
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* 06.28.2017
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*
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* Mac Objective C layer for 4coder
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*
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*/
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// TOP
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#include "mac_4ed.c"
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#undef internal
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#undef global
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#import <Cocoa/Cocoa.h>
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#import <CoreVideo/CVDisplayLink.h>
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#import <IOKit/hid/IOHIDLib.h>
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#import <OpenGL/OpenGL.h>
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#import <OpenGL/gl.h>
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static void
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osx_post_to_clipboard(char *str){
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NSPasteboard *board = [NSPasteboard generalPasteboard];
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NSString *utf8_type = @"public.utf8-plain-text";
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NSArray<NSString*> *typesArray = [NSArray arrayWithObjects: utf8_type, nil];
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[board declareTypes:typesArray owner:nil];
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NSString *paste_string = [NSString stringWithUTF8String:str];
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[board setString:paste_string forType:utf8_type];
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osx.just_posted_to_clipboard = true;
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}
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//
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// Entry point, OpenGL window setup.
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//
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@interface AppDelegate : NSObject <NSApplicationDelegate>
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@end
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@interface My4coderView : NSOpenGLView{
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@public
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CVDisplayLinkRef displayLink;
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}
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- (CVReturn)getFrameForTime:(const CVTimeStamp*)time;
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@end
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#define DISPLINK_SIG(n) CVReturn n(CVDisplayLinkRef link, const CVTimeStamp *now, const CVTimeStamp *output, CVOptionFlags flags_in, CVOptionFlags *flags_out, void *context)
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static DISPLINK_SIG(osx_display_link);
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@implementation My4coderView
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- (void)keyDown:(NSEvent *)event{
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NSString *real = [event charactersIgnoringModifiers];
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NSString *with_mods = [event characters];
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b32 is_dead_key = false;
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if (real && !with_mods){
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is_dead_key = true;
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}
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OSX_Keyboard_Modifiers mods = {0};
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NSEventModifierFlags flags = [NSEvent modifierFlags];
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mods.shift = ((flags & NSEventModifierFlagShift) != 0);
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mods.command = ((flags & NSEventModifierFlagCommand) != 0);
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mods.control = ((flags & NSEventModifierFlagControl) != 0);
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mods.option = ((flags & NSEventModifierFlagOption) != 0);
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u32 length = real.length;
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for (u32 i = 0; i < length; ++i){
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unichar c = [real characterAtIndex:i];
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osx_character_input(c, mods);
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}
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}
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- (void)mouseDown:(NSEvent*)event{
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NSPoint m = [event locationInWindow];
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osx_mouse(m.x, m.y, MouseType_Press);
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}
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- (void)mouseDragged:(NSEvent*)event{
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NSPoint m = [event locationInWindow];
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osx_mouse(m.x, m.y, MouseType_Move);
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}
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- (void)mouseMoved:(NSEvent*)event{
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NSPoint m = [event locationInWindow];
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osx_mouse(m.x, m.y, MouseType_Move);
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}
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- (void)mouseUp:(NSEvent*)event{
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NSPoint m = [event locationInWindow];
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osx_mouse(m.x, m.y, MouseType_Release);
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}
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- (void)scrollWheel:(NSEvent*)event{
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float dx = event.scrollingDeltaX;
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float dy = event.scrollingDeltaY;
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osx_mouse_wheel(dx, dy);
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}
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- (CVReturn)getFrameForTime:(const CVTimeStamp*)time{
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@autoreleasepool
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{
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if (osx.running){
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NSPasteboard *board = [NSPasteboard generalPasteboard];
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if (board.changeCount != osx.prev_clipboard_change_count){
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if (!osx.just_posted_to_clipboard){
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NSString *utf8_type = @"public.utf8-plain-text";
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NSArray *array = [NSArray arrayWithObjects: utf8_type, nil];
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NSString *has_string = [board availableTypeFromArray:array];
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if (has_string != nil){
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NSData *data = [board dataForType: utf8_type];
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if (data != nil){
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u32 copy_length = data.length;
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if (copy_length > 0){
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// TODO(allen): Grow clipboard memory if needed.
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if (copy_length+1 < osx.clipboard_max){
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osx.clipboard_size = copy_length;
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[data getBytes: osx.clipboard_data length: copy_length];
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((char*)osx.clipboard_data)[copy_length] = 0;
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osx.has_clipboard_item = true;
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}
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}
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}
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}
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}
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else{
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osx.just_posted_to_clipboard = false;
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}
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osx.prev_clipboard_change_count = board.changeCount;
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}
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CGLLockContext([[self openGLContext] CGLContextObj]);
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[[self openGLContext] makeCurrentContext];
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osx_step();
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[[self openGLContext] flushBuffer];
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CGLUnlockContext([[self openGLContext] CGLContextObj]);
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}
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}
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return kCVReturnSuccess;
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}
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- (void)reshape
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{
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[super reshape];
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NSRect rect = [self bounds];
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osx_resize(rect.size.width, rect.size.height);
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}
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- (void)init_gl
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{
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if(osx.running)
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{
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return;
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}
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[self setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
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NSOpenGLPixelFormatAttribute attrs[] = {
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NSOpenGLPFAOpenGLProfile,
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//NSOpenGLProfileVersion3_2Core,
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NSOpenGLProfileVersionLegacy,
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NSOpenGLPFAColorSize,
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24,
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NSOpenGLPFAAlphaSize,
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8,
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NSOpenGLPFAAccelerated,
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NSOpenGLPFADoubleBuffer,
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0
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};
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NSOpenGLPixelFormat* format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
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if(format == nil)
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{
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fprintf(stderr, "Error creating OpenGLPixelFormat\n");
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exit(1);
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}
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NSOpenGLContext* context = [[NSOpenGLContext alloc] initWithFormat:format shareContext:nil];
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[self setPixelFormat:format];
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[self setOpenGLContext:context];
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[context makeCurrentContext];
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osx.running = true;
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}
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- (id)init
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{
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self = [super init];
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if(self == nil)
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{
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return nil;
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}
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[self init_gl];
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return self;
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}
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- (void)awakeFromNib
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{
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[self init_gl];
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}
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- (void)prepareOpenGL
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{
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[super prepareOpenGL];
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[[self openGLContext] makeCurrentContext];
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GLint swapInt = 1;
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[[self openGLContext] setValues:&swapInt forParameter:NSOpenGLCPSwapInterval];
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CVReturn cvreturn = CVDisplayLinkCreateWithActiveCGDisplays(&displayLink);
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cvreturn = CVDisplayLinkSetOutputCallback(displayLink, &osx_display_link, (__bridge void*)(self));
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CGLContextObj cglContext = [[self openGLContext] CGLContextObj];
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CGLPixelFormatObj cglPixelFormat = [[self pixelFormat] CGLPixelFormatObj];
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cvreturn = CVDisplayLinkSetCurrentCGDisplayFromOpenGLContext(displayLink, cglContext, cglPixelFormat);
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CVDisplayLinkStart(displayLink);
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}
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- (void)dealloc
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{
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[super dealloc];
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CVDisplayLinkStop(displayLink);
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CVDisplayLinkRelease(displayLink);
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}
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- (BOOL)acceptsFirstResponder
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{
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return YES;
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}
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- (BOOL)becomeFirstResponder
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{
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return YES;
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}
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- (BOOL)resignFirstResponder
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{
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return YES;
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}
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@end
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static
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DISPLINK_SIG(osx_display_link){
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My4coderView* view = (__bridge My4coderView*)context;
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CVReturn result = [view getFrameForTime:output];
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return result;
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}
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@implementation AppDelegate
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- (void)applicationDidFinishLaunching:(id)sender
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{
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}
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- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication*)sender
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{
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return YES;
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}
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- (void)applicationWillTerminate:(NSApplication*)sender
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{
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}
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@end
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int
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main(int argc, char **argv){
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memset(&osx, 0, sizeof(osx));
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umem clipboard_size = MB(4);
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osx.clipboard_data = osx_allocate(clipboard_size);
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osx.clipboard_max = clipboard_size;
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osx_init();
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@autoreleasepool{
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NSApplication *app = [NSApplication sharedApplication];
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[NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
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[app setDelegate:[[AppDelegate alloc] init]];
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NSRect screenRect = [[NSScreen mainScreen] frame];
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float w = 800.f;
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float h = 600.f;
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NSRect frame = NSMakeRect((screenRect.size.width - w) * 0.5, (screenRect.size.height - h) * 0.5, w, h);
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u32 flags = NSTitledWindowMask | NSClosableWindowMask | NSMiniaturizableWindowMask | NSResizableWindowMask;
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NSWindow* window = [[NSWindow alloc] initWithContentRect:frame styleMask:flags backing:NSBackingStoreBuffered defer:NO];
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[window setAcceptsMouseMovedEvents:YES];
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My4coderView* view = [[My4coderView alloc] init];
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[view setFrame:[[window contentView] bounds]];
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[view setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
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[[window contentView] addSubview:view];
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[window setMinSize:NSMakeSize(100, 100)];
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[window setTitle:@WINDOW_TITLE];
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[window makeKeyAndOrderFront:nil];
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[NSApp run];
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}
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return(0);
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}
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// BOTTOM
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@ -245,12 +245,24 @@ build_cl(u32 flags, char *code_path, char *code_file, char *out_path, char *out_
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popdir(temp);
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}
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#if defined(IS_LINUX)
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# define GCC_OPTS \
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"-Wno-write-strings -Wno-comment -Wno-switch " \
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"-Wno-null-dereference " \
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"-Wno-write-strings " \
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"-D_GNU_SOURCE -fPIC " \
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"-fno-threadsafe-statics -pthread"
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#define GCC_LIBS \
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"-L/usr/local/lib -lX11 -lpthread -lm -lrt " \
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"-lGL -ldl -lXfixes -lfreetype -lfontconfig"
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#elif defined(IS_MAC)
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# define GCC_OPTS \
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"-Wno-write-strings -Wno-deprecated-declarations " \
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"-Wno-comment -Wno-switch -Wno-null-dereference "
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#define GCC_LIBS \
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"-framework Cocoa -framework QuartzCore " \
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"-framework OpenGL -framework IOKit"
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#else
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# error gcc options not set for this platform
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#endif
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#define GCC_X86 "-m32"
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@ -260,10 +272,6 @@ build_cl(u32 flags, char *code_path, char *code_file, char *out_path, char *out_
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#define GCC_SITE_INCLUDES "-I../../foreign -I../../code"
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#define GCC_LIBS \
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"-L/usr/local/lib -lX11 -lpthread -lm -lrt " \
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"-lGL -ldl -lXfixes -lfreetype -lfontconfig"
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static void
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build_gcc(u32 flags, char *code_path, char *code_file, char *out_path, char *out_file, char *exports){
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Build_Line line;
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@ -330,12 +338,13 @@ build_gcc(u32 flags, char *code_path, char *code_file, char *out_path, char *out
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}
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build_ap(line, "-I\"%s\"", code_path);
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build_ap(line, "\"%s/%s\"", code_path, code_file);
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if (flags & LIBS){
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build_ap(line, GCC_LIBS);
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}
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build_ap(line, "\"%s/%s\"", code_path, code_file);
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swap_ptr(&line.build_options, &line.build_options_prev);
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Temp_Dir temp = pushdir(out_path);
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