mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-25 00:49:47 +00:00
18a6880900
* (Metal/WindowListener) Fix duplicate symbol errors by moving implementation of WindowListener to cocoa_common.m * (Apple) Cleanup some conditionals * (Cocoa) Cut down on OSX ifdefs in Cocoa-specific code
553 lines
15 KiB
Objective-C
553 lines
15 KiB
Objective-C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2013-2014 - Jason Fetters
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* Copyright (C) 2011-2017 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef HAVE_CONFIG_H
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#include "../../config.h"
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#endif
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#if TARGET_OS_IPHONE
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#include <CoreGraphics/CoreGraphics.h>
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#else
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#include <ApplicationServices/ApplicationServices.h>
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#endif
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#if defined(HAVE_COCOATOUCH)
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#include <GLKit/GLKit.h>
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#else
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#include <OpenGL/CGLTypes.h>
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#include <OpenGL/OpenGL.h>
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#include <AppKit/NSScreen.h>
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#include <AppKit/NSOpenGL.h>
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#endif
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#include <retro_assert.h>
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#include <retro_timers.h>
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#include <compat/apple_compat.h>
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#include <string/stdstring.h>
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#include "../../ui/drivers/ui_cocoa.h"
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#include "../../ui/drivers/cocoa/cocoa_common.h"
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#include "../../ui/drivers/cocoa/apple_platform.h"
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#include "../../configuration.h"
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#include "../../retroarch.h"
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#include "../../verbosity.h"
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#ifdef HAVE_METAL
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#include "../common/metal_common.h"
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#endif
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#if defined(HAVE_COCOATOUCH)
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#define GLContextClass EAGLContext
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#define GLFrameworkID CFSTR("com.apple.opengles")
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#else
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#define GLContextClass NSOpenGLContext
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#define GLFrameworkID CFSTR("com.apple.opengl")
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#endif
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typedef struct cocoa_ctx_data
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{
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#if defined(HAVE_COCOATOUCH)
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int fast_forward_skips;
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#endif
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unsigned width;
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unsigned height;
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#if defined(HAVE_COCOATOUCH)
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bool is_syncing;
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#endif
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bool core_hw_context_enable;
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bool use_hw_ctx;
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} cocoa_ctx_data_t;
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/* TODO/FIXME - static globals */
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static enum gfx_ctx_api cocoagl_api = GFX_CTX_NONE;
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static GLContextClass* g_hw_ctx = NULL;
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static GLContextClass* g_ctx = NULL;
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static unsigned g_gl_minor = 0;
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static unsigned g_gl_major = 0;
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#if defined(HAVE_COCOATOUCH)
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static GLKView *glk_view = NULL;
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#endif
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/* Forward declaration */
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CocoaView *cocoaview_get(void);
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static uint32_t cocoa_gl_gfx_ctx_get_flags(void *data)
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{
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uint32_t flags = 0;
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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if (cocoa_ctx->core_hw_context_enable)
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BIT32_SET(flags, GFX_CTX_FLAGS_GL_CORE_CONTEXT);
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switch (cocoagl_api)
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{
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case GFX_CTX_OPENGL_ES_API:
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#ifdef HAVE_GLSL
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BIT32_SET(flags, GFX_CTX_FLAGS_SHADERS_GLSL);
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#endif
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break;
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case GFX_CTX_OPENGL_API:
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if (string_is_equal(video_driver_get_ident(), "gl1")) { }
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else if (string_is_equal(video_driver_get_ident(), "glcore"))
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{
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#if defined(HAVE_SLANG) && defined(HAVE_SPIRV_CROSS)
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BIT32_SET(flags, GFX_CTX_FLAGS_SHADERS_SLANG);
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#endif
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}
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else
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{
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#ifdef HAVE_GLSL
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BIT32_SET(flags, GFX_CTX_FLAGS_SHADERS_GLSL);
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#endif
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}
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break;
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default:
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break;
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}
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return flags;
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}
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static void cocoa_gl_gfx_ctx_set_flags(void *data, uint32_t flags)
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{
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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if (BIT32_GET(flags, GFX_CTX_FLAGS_GL_CORE_CONTEXT))
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cocoa_ctx->core_hw_context_enable = true;
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}
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#if defined(HAVE_COCOATOUCH)
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void *glkitview_init(void)
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{
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glk_view = [GLKView new];
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#if TARGET_OS_IOS
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glk_view.multipleTouchEnabled = YES;
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#endif
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glk_view.enableSetNeedsDisplay = NO;
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return (BRIDGE void *)((GLKView*)glk_view);
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}
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void glkitview_bind_fbo(void)
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{
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if (glk_view)
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[glk_view bindDrawable];
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}
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#else
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void cocoa_gl_gfx_ctx_update(void)
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{
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[g_ctx update];
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[g_hw_ctx update];
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}
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#endif
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static void cocoa_gl_gfx_ctx_destroy(void *data)
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{
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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if (!cocoa_ctx)
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return;
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#if defined(HAVE_COCOATOUCH)
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[EAGLContext setCurrentContext:nil];
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#else
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[GLContextClass clearCurrentContext];
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[g_ctx clearDrawable];
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RELEASE(g_ctx);
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if (g_hw_ctx)
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[g_hw_ctx clearDrawable];
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RELEASE(g_hw_ctx);
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[GLContextClass clearCurrentContext];
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#endif
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g_ctx = nil;
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free(cocoa_ctx);
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}
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static enum gfx_ctx_api cocoa_gl_gfx_ctx_get_api(void *data) { return cocoagl_api; }
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static bool cocoa_gl_gfx_ctx_suppress_screensaver(void *data, bool enable) { return false; }
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static void cocoa_gl_gfx_ctx_input_driver(void *data,
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const char *name,
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input_driver_t **input, void **input_data)
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{
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*input = NULL;
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*input_data = NULL;
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}
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#if defined(HAVE_COCOATOUCH)
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/* iOS */
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static void cocoa_gl_gfx_ctx_get_video_size(void *data,
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unsigned* width, unsigned* height)
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{
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float screenscale = cocoa_screen_get_native_scale();
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CGRect size = glk_view.bounds;
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*width = CGRectGetWidth(size) * screenscale;
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*height = CGRectGetHeight(size) * screenscale;
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}
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#else
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#if MAC_OS_X_VERSION_10_7
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/* NOTE: convertRectToBacking only available on MacOS X 10.7 and up.
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* Therefore, make specialized version of this function instead of
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* going through a selector for every call. */
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static void cocoa_gl_gfx_ctx_get_video_size_osx10_7_and_up(void *data,
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unsigned* width, unsigned* height)
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{
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CocoaView *g_view = cocoaview_get();
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CGRect _cgrect = NSRectToCGRect(g_view.frame);
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CGRect bounds = CGRectMake(0, 0, CGRectGetWidth(_cgrect), CGRectGetHeight(_cgrect));
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CGRect cgrect = NSRectToCGRect([g_view convertRectToBacking:bounds]);
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GLsizei backingPixelWidth = CGRectGetWidth(cgrect);
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GLsizei backingPixelHeight = CGRectGetHeight(cgrect);
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CGRect size = CGRectMake(0, 0, backingPixelWidth, backingPixelHeight);
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*width = CGRectGetWidth(size);
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*height = CGRectGetHeight(size);
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}
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#else
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static void cocoa_gl_gfx_ctx_get_video_size(void *data,
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unsigned* width, unsigned* height)
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{
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CocoaView *g_view = cocoaview_get();
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CGRect cgrect = NSRectToCGRect([g_view frame]);
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GLsizei backingPixelWidth = CGRectGetWidth(cgrect);
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GLsizei backingPixelHeight = CGRectGetHeight(cgrect);
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CGRect size = CGRectMake(0, 0, backingPixelWidth, backingPixelHeight);
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*width = CGRectGetWidth(size);
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*height = CGRectGetHeight(size);
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}
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#endif
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#endif
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static gfx_ctx_proc_t cocoa_gl_gfx_ctx_get_proc_address(const char *symbol_name)
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{
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return (gfx_ctx_proc_t)CFBundleGetFunctionPointerForName(
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CFBundleGetBundleWithIdentifier(GLFrameworkID),
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(BRIDGE CFStringRef)BOXSTRING(symbol_name)
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);
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}
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static void cocoa_gl_gfx_ctx_bind_hw_render(void *data, bool enable)
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{
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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cocoa_ctx->use_hw_ctx = enable;
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#ifdef HAVE_COCOATOUCH
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if (enable)
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[EAGLContext setCurrentContext:g_hw_ctx];
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else
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[EAGLContext setCurrentContext:g_ctx];
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#else
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if (enable)
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[g_hw_ctx makeCurrentContext];
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else
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[g_ctx makeCurrentContext];
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#endif
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}
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static void cocoa_gl_gfx_ctx_check_window(void *data, bool *quit,
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bool *resize, unsigned *width, unsigned *height)
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{
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unsigned new_width, new_height;
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*quit = false;
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#if MAC_OS_X_VERSION_10_7 && !defined(HAVE_COCOATOUCH)
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cocoa_gl_gfx_ctx_get_video_size_osx10_7_and_up(data, &new_width, &new_height);
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#else
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cocoa_gl_gfx_ctx_get_video_size(data, &new_width, &new_height);
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#endif
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if (new_width != *width || new_height != *height)
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{
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*width = new_width;
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*height = new_height;
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*resize = true;
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}
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}
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static void cocoa_gl_gfx_ctx_swap_interval(void *data, int i)
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{
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unsigned interval = (unsigned)i;
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#if defined(HAVE_COCOATOUCH)
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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/* < No way to disable Vsync on iOS? */
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/* Just skip presents so fast forward still works. */
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cocoa_ctx->is_syncing = interval ? true : false;
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cocoa_ctx->fast_forward_skips = interval ? 0 : 3;
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#else
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GLint value = interval ? 1 : 0;
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[g_ctx setValues:&value forParameter:NSOpenGLCPSwapInterval];
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#endif
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}
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static void cocoa_gl_gfx_ctx_swap_buffers(void *data)
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{
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#if defined(HAVE_COCOATOUCH)
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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if (!(--cocoa_ctx->fast_forward_skips < 0))
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return;
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if (glk_view)
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[glk_view display];
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cocoa_ctx->fast_forward_skips = cocoa_ctx->is_syncing ? 0 : 3;
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#else
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[g_ctx flushBuffer];
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[g_hw_ctx flushBuffer];
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#endif
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}
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static bool cocoa_gl_gfx_ctx_bind_api(void *data, enum gfx_ctx_api api,
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unsigned major, unsigned minor)
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{
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cocoagl_api = api;
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g_gl_minor = minor;
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g_gl_major = major;
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return true;
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}
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#if defined(HAVE_COCOATOUCH)
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static bool cocoa_gl_gfx_ctx_set_video_mode(void *data,
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unsigned width, unsigned height, bool fullscreen)
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{
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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if (cocoa_ctx->use_hw_ctx)
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g_hw_ctx = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2];
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g_ctx = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2];
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glk_view.context = g_ctx;
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[EAGLContext setCurrentContext:g_ctx];
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/* TODO: Maybe iOS users should be able to
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* show/hide the status bar here? */
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return true;
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}
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static void *cocoa_gl_gfx_ctx_init(void *video_driver)
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{
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)
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calloc(1, sizeof(cocoa_ctx_data_t));
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if (!cocoa_ctx)
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return NULL;
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cocoa_ctx->is_syncing = true;
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switch (cocoagl_api)
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{
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case GFX_CTX_OPENGL_ES_API:
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#if defined(HAVE_COCOA_METAL)
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/* The Metal build supports both the OpenGL
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* and Metal video drivers */
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[apple_platform setViewType:APPLE_VIEW_TYPE_OPENGL_ES];
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#endif
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break;
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case GFX_CTX_NONE:
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default:
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break;
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}
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return cocoa_ctx;
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}
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#else
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static bool cocoa_gl_gfx_ctx_set_video_mode(void *data,
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unsigned width, unsigned height, bool fullscreen)
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{
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#if defined(HAVE_COCOA_METAL)
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NSView *g_view = apple_platform.renderView;
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#elif defined(HAVE_COCOA)
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CocoaView *g_view = (CocoaView*)nsview_get_ptr();
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#endif
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)data;
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static bool
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has_went_fullscreen = false;
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cocoa_ctx->width = width;
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cocoa_ctx->height = height;
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/* NOTE: setWantsBestResolutionOpenGLSurface only
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* available on MacOS X 10.7 and up.
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* Deprecated as of MacOS X 10.14. */
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#if MAC_OS_X_VERSION_10_7
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[g_view setWantsBestResolutionOpenGLSurface:YES];
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#endif
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{
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NSOpenGLPixelFormat *fmt;
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NSOpenGLPixelFormatAttribute attributes [] = {
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NSOpenGLPFAColorSize,
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24,
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NSOpenGLPFADoubleBuffer,
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NSOpenGLPFAAllowOfflineRenderers,
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NSOpenGLPFADepthSize,
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(NSOpenGLPixelFormatAttribute)16, /* 16 bit depth buffer */
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0, /* profile */
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0, /* profile enum */
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(NSOpenGLPixelFormatAttribute)0
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};
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switch (g_gl_major)
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{
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case 3:
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#if MAC_OS_X_VERSION_10_7
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if (g_gl_minor >= 1 && g_gl_minor <= 3)
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{
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attributes[6] = NSOpenGLPFAOpenGLProfile;
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attributes[7] = NSOpenGLProfileVersion3_2Core;
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}
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#endif
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break;
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case 4:
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#if MAC_OS_X_VERSION_10_10
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if (g_gl_minor == 1)
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{
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attributes[6] = NSOpenGLPFAOpenGLProfile;
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attributes[7] = NSOpenGLProfileVersion4_1Core;
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}
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#endif
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break;
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}
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fmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes];
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#if MAC_OS_X_VERSION_MIN_REQUIRED < 1050
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if (fmt == nil)
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{
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/* NSOpenGLFPAAllowOfflineRenderers is
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not supported on this OS version. */
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attributes[3] = (NSOpenGLPixelFormatAttribute)0;
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fmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes];
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}
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#endif
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if (cocoa_ctx->use_hw_ctx)
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{
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g_hw_ctx = [[NSOpenGLContext alloc] initWithFormat:fmt shareContext:nil];
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g_ctx = [[NSOpenGLContext alloc] initWithFormat:fmt shareContext:g_hw_ctx];
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}
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else
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g_ctx = [[NSOpenGLContext alloc] initWithFormat:fmt shareContext:nil];
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RELEASE(fmt);
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}
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[g_ctx setView:g_view];
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#ifdef HAVE_COCOATOUCH
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[EAGLContext setCurrentContext:g_ctx];
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#else
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[g_ctx makeCurrentContext];
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#endif
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/* TODO/FIXME: Screen mode support. */
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if (fullscreen)
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{
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if (!has_went_fullscreen)
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{
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[g_view enterFullScreenMode:(BRIDGE NSScreen *)cocoa_screen_get_chosen() withOptions:nil];
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cocoa_show_mouse(data, false);
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}
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}
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else
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{
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if (has_went_fullscreen)
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{
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[g_view exitFullScreenModeWithOptions:nil];
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[[g_view window] makeFirstResponder:g_view];
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cocoa_show_mouse(data, true);
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}
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[[g_view window] setContentSize:NSMakeSize(width, height)];
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}
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has_went_fullscreen = fullscreen;
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return true;
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}
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static void *cocoa_gl_gfx_ctx_init(void *video_driver)
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{
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cocoa_ctx_data_t *cocoa_ctx = (cocoa_ctx_data_t*)
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calloc(1, sizeof(cocoa_ctx_data_t));
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if (!cocoa_ctx)
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return NULL;
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#if defined(HAVE_COCOA_METAL)
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[apple_platform setViewType:APPLE_VIEW_TYPE_OPENGL];
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#endif
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return cocoa_ctx;
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}
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#endif
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#ifdef HAVE_COCOA_METAL
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static bool cocoa_gl_gfx_ctx_set_resize(void *data, unsigned width, unsigned height)
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{
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return true;
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}
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#endif
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const gfx_ctx_driver_t gfx_ctx_cocoagl = {
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cocoa_gl_gfx_ctx_init,
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cocoa_gl_gfx_ctx_destroy,
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cocoa_gl_gfx_ctx_get_api,
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cocoa_gl_gfx_ctx_bind_api,
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cocoa_gl_gfx_ctx_swap_interval,
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cocoa_gl_gfx_ctx_set_video_mode,
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#if MAC_OS_X_VERSION_10_7 && !defined(HAVE_COCOATOUCH)
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cocoa_gl_gfx_ctx_get_video_size_osx10_7_and_up,
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#else
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cocoa_gl_gfx_ctx_get_video_size,
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#endif
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NULL, /* get_refresh_rate */
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NULL, /* get_video_output_size */
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NULL, /* get_video_output_prev */
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NULL, /* get_video_output_next */
|
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cocoa_get_metrics,
|
|
NULL, /* translate_aspect */
|
|
#if !defined(HAVE_COCOATOUCH)
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cocoa_update_title,
|
|
#else
|
|
NULL, /* update_title */
|
|
#endif
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cocoa_gl_gfx_ctx_check_window,
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#if defined(HAVE_COCOA_METAL)
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cocoa_gl_gfx_ctx_set_resize,
|
|
#else
|
|
NULL, /* set_resize */
|
|
#endif
|
|
cocoa_has_focus,
|
|
cocoa_gl_gfx_ctx_suppress_screensaver,
|
|
#if defined(HAVE_COCOATOUCH)
|
|
false,
|
|
#else
|
|
true,
|
|
#endif
|
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cocoa_gl_gfx_ctx_swap_buffers,
|
|
cocoa_gl_gfx_ctx_input_driver,
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|
cocoa_gl_gfx_ctx_get_proc_address,
|
|
NULL, /* image_buffer_init */
|
|
NULL, /* image_buffer_write */
|
|
NULL, /* show_mouse */
|
|
"cocoagl",
|
|
cocoa_gl_gfx_ctx_get_flags,
|
|
cocoa_gl_gfx_ctx_set_flags,
|
|
cocoa_gl_gfx_ctx_bind_hw_render,
|
|
NULL, /* get_context_data */
|
|
NULL /* make_current */
|
|
};
|