aboutsummaryrefslogtreecommitdiff
path: root/vendor/sdl3/sdl3_video.odin
blob: 687f3d9a767fde35c2eb380c74a64531c00e0825 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
package sdl3

import "core:c"

DisplayID :: distinct Uint32
WindowID  :: distinct Uint32

PROP_GLOBAL_VIDEO_WAYLAND_WL_DISPLAY_POINTER :: "SDL.video.wayland.wl_display"

SystemTheme :: enum c.int {
	UNKNOWN,   /**< Unknown system theme */
	LIGHT,     /**< Light colored system theme */
	DARK,      /**< Dark colored system theme */
}

DisplayModeData :: struct {}

DisplayMode :: struct {
	displayID:                DisplayID,   /**< the display this mode is associated with */
	format:                   PixelFormat, /**< pixel format */
	w:                        c.int,       /**< width */
	h:                        c.int,       /**< height */
	pixel_density:            f32,         /**< scale converting size to pixels (e.g. a 1920x1080 mode with 2.0 scale would have 3840x2160 pixels) */
	refresh_rate:             f32,         /**< refresh rate (or 0.0f for unspecified) */
	refresh_rate_numerator:   c.int,       /**< precise refresh rate numerator (or 0 for unspecified) */
	refresh_rate_denominator: c.int,       /**< precise refresh rate denominator */

	internal: ^DisplayModeData,           /**< Private */
}

DisplayOrientation :: enum c.int {
	UNKNOWN,            /**< The display orientation can't be determined */
	LANDSCAPE,          /**< The display is in landscape mode, with the right side up, relative to portrait mode */
	LANDSCAPE_FLIPPED,  /**< The display is in landscape mode, with the left side up, relative to portrait mode */
	PORTRAIT,           /**< The display is in portrait mode */
	PORTRAIT_FLIPPED,   /**< The display is in portrait mode, upside down */
}

Window :: struct {}

WindowFlags :: distinct bit_set[WindowFlag; Uint64]
WindowFlag :: enum Uint64 {
	FULLSCREEN          = 0,
	OPENGL              = 1,
	OCCLUDED            = 2,
	HIDDEN              = 3,
	BORDERLESS          = 4,
	RESIZABLE           = 5,
	MINIMIZED           = 6,
	MAXIMIZED           = 7,
	MOUSE_GRABBED       = 8,
	INPUT_FOCUS         = 9,
	MOUSE_FOCUS         = 10,
	EXTERNAL            = 11,
	MODAL               = 12,
	HIGH_PIXEL_DENSITY  = 13,
	MOUSE_CAPTURE       = 14,
	MOUSE_RELATIVE_MODE = 15,
	ALWAYS_ON_TOP       = 16,
	UTILITY             = 17,
	TOOLTIP             = 18,
	POPUP_MENU          = 19,
	KEYBOARD_GRABBED    = 20,
	FILL_DOCUMENT       = 21,

	VULKAN              = 28,
	METAL               = 29,
	TRANSPARENT         = 30,
	NOT_FOCUSABLE       = 31,
}

WINDOW_FULLSCREEN          :: WindowFlags{.FULLSCREEN}          /**< window is in fullscreen mode */
WINDOW_OPENGL              :: WindowFlags{.OPENGL}              /**< window usable with OpenGL context */
WINDOW_OCCLUDED            :: WindowFlags{.OCCLUDED}            /**< window is occluded */
WINDOW_HIDDEN              :: WindowFlags{.HIDDEN}              /**< window is neither mapped onto the desktop nor shown in the taskbar/dock/window list; SDL_ShowWindow() is required for it to become visible */
WINDOW_BORDERLESS          :: WindowFlags{.BORDERLESS}          /**< no window decoration */
WINDOW_RESIZABLE           :: WindowFlags{.RESIZABLE}           /**< window can be resized */
WINDOW_MINIMIZED           :: WindowFlags{.MINIMIZED}           /**< window is minimized */
WINDOW_MAXIMIZED           :: WindowFlags{.MAXIMIZED}           /**< window is maximized */
WINDOW_MOUSE_GRABBED       :: WindowFlags{.MOUSE_GRABBED}       /**< window has grabbed mouse input */
WINDOW_INPUT_FOCUS         :: WindowFlags{.INPUT_FOCUS}         /**< window has input focus */
WINDOW_MOUSE_FOCUS         :: WindowFlags{.MOUSE_FOCUS}         /**< window has mouse focus */
WINDOW_EXTERNAL            :: WindowFlags{.EXTERNAL}            /**< window not created by SDL */
WINDOW_MODAL               :: WindowFlags{.MODAL}               /**< window is modal */
WINDOW_HIGH_PIXEL_DENSITY  :: WindowFlags{.HIGH_PIXEL_DENSITY}  /**< window uses high pixel density back buffer if possible */
WINDOW_MOUSE_CAPTURE       :: WindowFlags{.MOUSE_CAPTURE}       /**< window has mouse captured (unrelated to MOUSE_GRABBED) */
WINDOW_MOUSE_RELATIVE_MODE :: WindowFlags{.MOUSE_RELATIVE_MODE} /**< window has relative mode enabled */
WINDOW_ALWAYS_ON_TOP       :: WindowFlags{.ALWAYS_ON_TOP}       /**< window should always be above others */
WINDOW_UTILITY             :: WindowFlags{.UTILITY}             /**< window should be treated as a utility window, not showing in the task bar and window list */
WINDOW_TOOLTIP             :: WindowFlags{.TOOLTIP}             /**< window should be treated as a tooltip and does not get mouse or keyboard focus, requires a parent window */
WINDOW_POPUP_MENU          :: WindowFlags{.POPUP_MENU}          /**< window should be treated as a popup menu, requires a parent window */
WINDOW_KEYBOARD_GRABBED    :: WindowFlags{.KEYBOARD_GRABBED}    /**< window has grabbed keyboard input */
WINDOW_VULKAN              :: WindowFlags{.VULKAN}              /**< window usable for Vulkan surface */
WINDOW_METAL               :: WindowFlags{.METAL}               /**< window usable for Metal view */
WINDOW_TRANSPARENT         :: WindowFlags{.TRANSPARENT}         /**< window with transparent buffer */
WINDOW_NOT_FOCUSABLE       :: WindowFlags{.NOT_FOCUSABLE}       /**< window should not be focusable */


WINDOWPOS_UNDEFINED_MASK :: 0x1FFF0000


@(require_results)
WINDOWPOS_UNDEFINED_DISPLAY :: proc "c" (X: c.int) -> c.int {
	return WINDOWPOS_UNDEFINED_MASK|(X)
}


WINDOWPOS_UNDEFINED :: WINDOWPOS_UNDEFINED_MASK|0

@(require_results)
WINDOWPOS_ISUNDEFINED :: proc "c" (X: c.int) -> bool {
	return (Uint32(X)&0xFFFF0000) == WINDOWPOS_UNDEFINED_MASK
}

WINDOWPOS_CENTERED_MASK :: 0x2FFF0000


@(require_results)
WINDOWPOS_CENTERED_DISPLAY :: proc "c" (X: c.int) -> c.int {
	return WINDOWPOS_CENTERED_MASK|(X)
}

WINDOWPOS_CENTERED :: WINDOWPOS_CENTERED_MASK|0

@(require_results)
WINDOWPOS_ISCENTERED :: proc "c" (X: c.int) -> bool {
	return (Uint32(X)&0xFFFF0000) == WINDOWPOS_CENTERED_MASK
}


FlashOperation :: enum c.int {
	CANCEL,                   /**< Cancel any window flash state */
	BRIEFLY,                  /**< Flash the window briefly to get attention */
	UNTIL_FOCUSED,            /**< Flash the window until it gets focus */
}

ProgressState :: enum c.int {
	PROGRESS_STATE_INVALID = -1,    /**< An invalid progress state indicating an error; check SDL_GetError() */
	PROGRESS_STATE_NONE,            /**< No progress bar is shown */
	PROGRESS_STATE_INDETERMINATE,   /**< The progress bar is shown in a indeterminate state */
	PROGRESS_STATE_NORMAL,          /**< The progress bar is shown in a normal state */
	PROGRESS_STATE_PAUSED,          /**< The progress bar is shown in a paused state */
	PROGRESS_STATE_ERROR            /**< The progress bar is shown in a state indicating the application had an error */
}

GLContextState :: struct {}
GLContext      :: ^GLContextState
EGLDisplay     :: distinct rawptr
EGLConfig      :: distinct rawptr
EGLSurface     :: distinct rawptr
EGLAttrib      :: distinct uintptr
EGLint         :: distinct c.int

EGLAttribArrayCallback :: #type proc "c" (userdata: rawptr) -> ^EGLint
EGLIntArrayCallback    :: #type proc "c" (userdata: rawptr, display: EGLDisplay, config: EGLConfig) -> [^]EGLint

GLAttr :: enum c.int {
	RED_SIZE,                    /**< the minimum number of bits for the red channel of the color buffer; defaults to 8. */
	GREEN_SIZE,                  /**< the minimum number of bits for the green channel of the color buffer; defaults to 8. */
	BLUE_SIZE,                   /**< the minimum number of bits for the blue channel of the color buffer; defaults to 8. */
	ALPHA_SIZE,                  /**< the minimum number of bits for the alpha channel of the color buffer; defaults to 8. */
	BUFFER_SIZE,                 /**< the minimum number of bits for frame buffer size; defaults to 0. */
	DOUBLEBUFFER,                /**< whether the output is single or double buffered; defaults to double buffering on. */
	DEPTH_SIZE,                  /**< the minimum number of bits in the depth buffer; defaults to 16. */
	STENCIL_SIZE,                /**< the minimum number of bits in the stencil buffer; defaults to 0. */
	ACCUM_RED_SIZE,              /**< the minimum number of bits for the red channel of the accumulation buffer; defaults to 0. */
	ACCUM_GREEN_SIZE,            /**< the minimum number of bits for the green channel of the accumulation buffer; defaults to 0. */
	ACCUM_BLUE_SIZE,             /**< the minimum number of bits for the blue channel of the accumulation buffer; defaults to 0. */
	ACCUM_ALPHA_SIZE,            /**< the minimum number of bits for the alpha channel of the accumulation buffer; defaults to 0. */
	STEREO,                      /**< whether the output is stereo 3D; defaults to off. */
	MULTISAMPLEBUFFERS,          /**< the number of buffers used for multisample anti-aliasing; defaults to 0. */
	MULTISAMPLESAMPLES,          /**< the number of samples used around the current pixel used for multisample anti-aliasing. */
	ACCELERATED_VISUAL,          /**< set to 1 to require hardware acceleration, set to 0 to force software rendering; defaults to allow either. */
	RETAINED_BACKING,            /**< not used (deprecated). */
	CONTEXT_MAJOR_VERSION,       /**< OpenGL context major version. */
	CONTEXT_MINOR_VERSION,       /**< OpenGL context minor version. */
	CONTEXT_FLAGS,               /**< some combination of 0 or more of elements of the SDL_GLContextFlag enumeration; defaults to 0. */
	CONTEXT_PROFILE_MASK,        /**< type of GL context (Core, Compatibility, ES). See SDL_GLProfile; default value depends on platform. */
	SHARE_WITH_CURRENT_CONTEXT,  /**< OpenGL context sharing; defaults to 0. */
	FRAMEBUFFER_SRGB_CAPABLE,    /**< requests sRGB-capable visual if 1. Defaults to -1 ("don't care"). This is a request; GL drivers might not comply! */
	CONTEXT_RELEASE_BEHAVIOR,    /**< sets context the release behavior. See SDL_GLContextReleaseFlag; defaults to FLUSH. */
	CONTEXT_RESET_NOTIFICATION,  /**< set context reset notification. See SDL_GLContextResetNotification; defaults to NO_NOTIFICATION. */
	CONTEXT_NO_ERROR,
	FLOATBUFFERS,
	EGL_PLATFORM,
}
GL_RED_SIZE                   :: GLAttr.RED_SIZE
GL_GREEN_SIZE                 :: GLAttr.GREEN_SIZE
GL_BLUE_SIZE                  :: GLAttr.BLUE_SIZE
GL_ALPHA_SIZE                 :: GLAttr.ALPHA_SIZE
GL_BUFFER_SIZE                :: GLAttr.BUFFER_SIZE
GL_DOUBLEBUFFER               :: GLAttr.DOUBLEBUFFER
GL_DEPTH_SIZE                 :: GLAttr.DEPTH_SIZE
GL_STENCIL_SIZE               :: GLAttr.STENCIL_SIZE
GL_ACCUM_RED_SIZE             :: GLAttr.ACCUM_RED_SIZE
GL_ACCUM_GREEN_SIZE           :: GLAttr.ACCUM_GREEN_SIZE
GL_ACCUM_BLUE_SIZE            :: GLAttr.ACCUM_BLUE_SIZE
GL_ACCUM_ALPHA_SIZE           :: GLAttr.ACCUM_ALPHA_SIZE
GL_STEREO                     :: GLAttr.STEREO
GL_MULTISAMPLEBUFFERS         :: GLAttr.MULTISAMPLEBUFFERS
GL_MULTISAMPLESAMPLES         :: GLAttr.MULTISAMPLESAMPLES
GL_ACCELERATED_VISUAL         :: GLAttr.ACCELERATED_VISUAL
GL_RETAINED_BACKING           :: GLAttr.RETAINED_BACKING
GL_CONTEXT_MAJOR_VERSION      :: GLAttr.CONTEXT_MAJOR_VERSION
GL_CONTEXT_MINOR_VERSION      :: GLAttr.CONTEXT_MINOR_VERSION
GL_CONTEXT_FLAGS              :: GLAttr.CONTEXT_FLAGS
GL_CONTEXT_PROFILE_MASK       :: GLAttr.CONTEXT_PROFILE_MASK
GL_SHARE_WITH_CURRENT_CONTEXT :: GLAttr.SHARE_WITH_CURRENT_CONTEXT
GL_FRAMEBUFFER_SRGB_CAPABLE   :: GLAttr.FRAMEBUFFER_SRGB_CAPABLE
GL_CONTEXT_RELEASE_BEHAVIOR   :: GLAttr.CONTEXT_RELEASE_BEHAVIOR
GL_CONTEXT_RESET_NOTIFICATION :: GLAttr.CONTEXT_RESET_NOTIFICATION
GL_CONTEXT_NO_ERROR           :: GLAttr.CONTEXT_NO_ERROR
GL_FLOATBUFFERS               :: GLAttr.FLOATBUFFERS
GL_EGL_PLATFORM               :: GLAttr.EGL_PLATFORM


GLProfile :: distinct bit_set[GLProfileFlag; Uint32]
GLProfileFlag :: enum Uint32 {
	CORE          = 0, /**< OpenGL Core Profile context */
	COMPATIBILITY = 1, /**< OpenGL Compatibility Profile context */
	ES            = 2, /**< GLX_CONTEXT_ES2_PROFILE_BIT_EXT */
}
GL_CONTEXT_PROFILE_CORE          :: GLProfile{.CORE}          /**< OpenGL Core Profile context */
GL_CONTEXT_PROFILE_COMPATIBILITY :: GLProfile{.COMPATIBILITY} /**< OpenGL Compatibility Profile context */
GL_CONTEXT_PROFILE_ES            :: GLProfile{.ES}            /**< GLX_CONTEXT_ES2_PROFILE_BIT_EXT */


GLContextFlag :: distinct bit_set[GLContextFlagBit; Uint32]
GLContextFlagBit :: enum Uint32 {
	DEBUG              = 0,
	FORWARD_COMPATIBLE = 1,
	ROBUST_ACCESS      = 2,
	RESET_ISOLATION    = 3,
}
GL_CONTEXT_DEBUG_FLAG              :: GLContextFlag{.DEBUG}
GL_CONTEXT_FORWARD_COMPATIBLE_FLAG :: GLContextFlag{.FORWARD_COMPATIBLE}
GL_CONTEXT_ROBUST_ACCESS_FLAG      :: GLContextFlag{.ROBUST_ACCESS}
GL_CONTEXT_RESET_ISOLATION_FLAG    :: GLContextFlag{.RESET_ISOLATION}


GLContextReleaseFlag :: distinct bit_set[GLContextReleaseFlagBit; Uint32]
GLContextReleaseFlagBit :: enum Uint32 {
	BEHAVIOR_FLUSH = 0,
}
GL_CONTEXT_RELEASE_BEHAVIOR_NONE  :: GLContextReleaseFlag{}
GL_CONTEXT_RELEASE_BEHAVIOR_FLUSH :: GLContextReleaseFlag{.BEHAVIOR_FLUSH}


GLContextResetNotification :: distinct bit_set[GLContextResetNotificationFlag; Uint32]
GLContextResetNotificationFlag :: enum Uint32 {
	LOSE_CONTEXT = 0,
}
GL_CONTEXT_RESET_NO_NOTIFICATION :: GLContextResetNotification{}
GL_CONTEXT_RESET_LOSE_CONTEXT    :: GLContextResetNotification{.LOSE_CONTEXT}


PROP_DISPLAY_HDR_ENABLED_BOOLEAN             :: "SDL.display.HDR_enabled"
PROP_DISPLAY_KMSDRM_PANEL_ORIENTATION_NUMBER :: "SDL.display.KMSDRM.panel_orientation"

PROP_WINDOW_CREATE_ALWAYS_ON_TOP_BOOLEAN               :: "SDL.window.create.always_on_top"
PROP_WINDOW_CREATE_BORDERLESS_BOOLEAN                  :: "SDL.window.create.borderless"
PROP_WINDOW_CREATE_FOCUSABLE_BOOLEAN                   :: "SDL.window.create.focusable"
PROP_WINDOW_CREATE_EXTERNAL_GRAPHICS_CONTEXT_BOOLEAN   :: "SDL.window.create.external_graphics_context"
PROP_WINDOW_CREATE_FLAGS_NUMBER                        :: "SDL.window.create.flags"
PROP_WINDOW_CREATE_FULLSCREEN_BOOLEAN                  :: "SDL.window.create.fullscreen"
PROP_WINDOW_CREATE_HEIGHT_NUMBER                       :: "SDL.window.create.height"
PROP_WINDOW_CREATE_HIDDEN_BOOLEAN                      :: "SDL.window.create.hidden"
PROP_WINDOW_CREATE_HIGH_PIXEL_DENSITY_BOOLEAN          :: "SDL.window.create.high_pixel_density"
PROP_WINDOW_CREATE_MAXIMIZED_BOOLEAN                   :: "SDL.window.create.maximized"
PROP_WINDOW_CREATE_MENU_BOOLEAN                        :: "SDL.window.create.menu"
PROP_WINDOW_CREATE_METAL_BOOLEAN                       :: "SDL.window.create.metal"
PROP_WINDOW_CREATE_MINIMIZED_BOOLEAN                   :: "SDL.window.create.minimized"
PROP_WINDOW_CREATE_MODAL_BOOLEAN                       :: "SDL.window.create.modal"
PROP_WINDOW_CREATE_MOUSE_GRABBED_BOOLEAN               :: "SDL.window.create.mouse_grabbed"
PROP_WINDOW_CREATE_OPENGL_BOOLEAN                      :: "SDL.window.create.opengl"
PROP_WINDOW_CREATE_PARENT_POINTER                      :: "SDL.window.create.parent"
PROP_WINDOW_CREATE_RESIZABLE_BOOLEAN                   :: "SDL.window.create.resizable"
PROP_WINDOW_CREATE_TITLE_STRING                        :: "SDL.window.create.title"
PROP_WINDOW_CREATE_TRANSPARENT_BOOLEAN                 :: "SDL.window.create.transparent"
PROP_WINDOW_CREATE_TOOLTIP_BOOLEAN                     :: "SDL.window.create.tooltip"
PROP_WINDOW_CREATE_UTILITY_BOOLEAN                     :: "SDL.window.create.utility"
PROP_WINDOW_CREATE_VULKAN_BOOLEAN                      :: "SDL.window.create.vulkan"
PROP_WINDOW_CREATE_WIDTH_NUMBER                        :: "SDL.window.create.width"
PROP_WINDOW_CREATE_X_NUMBER                            :: "SDL.window.create.x"
PROP_WINDOW_CREATE_Y_NUMBER                            :: "SDL.window.create.y"
PROP_WINDOW_CREATE_COCOA_WINDOW_POINTER                :: "SDL.window.create.cocoa.window"
PROP_WINDOW_CREATE_COCOA_VIEW_POINTER                  :: "SDL.window.create.cocoa.view"
PROP_WINDOW_CREATE_WINDOWSCENE_POINTER                 :: "SDL.window.create.uikit.windowscene"
PROP_WINDOW_CREATE_WAYLAND_SURFACE_ROLE_CUSTOM_BOOLEAN :: "SDL.window.create.wayland.surface_role_custom"
PROP_WINDOW_CREATE_WAYLAND_CREATE_EGL_WINDOW_BOOLEAN   :: "SDL.window.create.wayland.create_egl_window"
PROP_WINDOW_CREATE_WAYLAND_WL_SURFACE_POINTER          :: "SDL.window.create.wayland.wl_surface"
PROP_WINDOW_CREATE_WIN32_HWND_POINTER                  :: "SDL.window.create.win32.hwnd"
PROP_WINDOW_CREATE_WIN32_PIXEL_FORMAT_HWND_POINTER     :: "SDL.window.create.win32.pixel_format_hwnd"
PROP_WINDOW_CREATE_X11_WINDOW_NUMBER                   :: "SDL.window.create.x11.window"
PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID_STRING         :: "SDL.window.create.emscripten.canvas_id"
PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING  :: "SDL.window.create.emscripten.keyboard_element"

PROP_WINDOW_SHAPE_POINTER                             :: "SDL.window.shape"
PROP_WINDOW_HDR_ENABLED_BOOLEAN                       :: "SDL.window.HDR_enabled"
PROP_WINDOW_SDR_WHITE_LEVEL_FLOAT                     :: "SDL.window.SDR_white_level"
PROP_WINDOW_HDR_HEADROOM_FLOAT                        :: "SDL.window.HDR_headroom"
PROP_WINDOW_ANDROID_WINDOW_POINTER                    :: "SDL.window.android.window"
PROP_WINDOW_ANDROID_SURFACE_POINTER                   :: "SDL.window.android.surface"
PROP_WINDOW_UIKIT_WINDOW_POINTER                      :: "SDL.window.uikit.window"
PROP_WINDOW_UIKIT_METAL_VIEW_TAG_NUMBER               :: "SDL.window.uikit.metal_view_tag"
PROP_WINDOW_UIKIT_OPENGL_FRAMEBUFFER_NUMBER           :: "SDL.window.uikit.opengl.framebuffer"
PROP_WINDOW_UIKIT_OPENGL_RENDERBUFFER_NUMBER          :: "SDL.window.uikit.opengl.renderbuffer"
PROP_WINDOW_UIKIT_OPENGL_RESOLVE_FRAMEBUFFER_NUMBER   :: "SDL.window.uikit.opengl.resolve_framebuffer"
PROP_WINDOW_KMSDRM_DEVICE_INDEX_NUMBER                :: "SDL.window.kmsdrm.dev_index"
PROP_WINDOW_KMSDRM_DRM_FD_NUMBER                      :: "SDL.window.kmsdrm.drm_fd"
PROP_WINDOW_KMSDRM_GBM_DEVICE_POINTER                 :: "SDL.window.kmsdrm.gbm_dev"
PROP_WINDOW_COCOA_WINDOW_POINTER                      :: "SDL.window.cocoa.window"
PROP_WINDOW_COCOA_METAL_VIEW_TAG_NUMBER               :: "SDL.window.cocoa.metal_view_tag"
PROP_WINDOW_OPENVR_OVERLAY_ID_NUMBER                  :: "SDL.window.openvr.overlay_id"
PROP_WINDOW_VIVANTE_DISPLAY_POINTER                   :: "SDL.window.vivante.display"
PROP_WINDOW_VIVANTE_WINDOW_POINTER                    :: "SDL.window.vivante.window"
PROP_WINDOW_VIVANTE_SURFACE_POINTER                   :: "SDL.window.vivante.surface"
PROP_WINDOW_WIN32_HWND_POINTER                        :: "SDL.window.win32.hwnd"
PROP_WINDOW_WIN32_HDC_POINTER                         :: "SDL.window.win32.hdc"
PROP_WINDOW_WIN32_INSTANCE_POINTER                    :: "SDL.window.win32.instance"
PROP_WINDOW_WAYLAND_DISPLAY_POINTER                   :: "SDL.window.wayland.display"
PROP_WINDOW_WAYLAND_SURFACE_POINTER                   :: "SDL.window.wayland.surface"
PROP_WINDOW_WAYLAND_VIEWPORT_POINTER                  :: "SDL.window.wayland.viewport"
PROP_WINDOW_WAYLAND_EGL_WINDOW_POINTER                :: "SDL.window.wayland.egl_window"
PROP_WINDOW_WAYLAND_XDG_SURFACE_POINTER               :: "SDL.window.wayland.xdg_surface"
PROP_WINDOW_WAYLAND_XDG_TOPLEVEL_POINTER              :: "SDL.window.wayland.xdg_toplevel"
PROP_WINDOW_WAYLAND_XDG_TOPLEVEL_EXPORT_HANDLE_STRING :: "SDL.window.wayland.xdg_toplevel_export_handle"
PROP_WINDOW_WAYLAND_XDG_POPUP_POINTER                 :: "SDL.window.wayland.xdg_popup"
PROP_WINDOW_WAYLAND_XDG_POSITIONER_POINTER            :: "SDL.window.wayland.xdg_positioner"
PROP_WINDOW_X11_DISPLAY_POINTER                       :: "SDL.window.x11.display"
PROP_WINDOW_X11_SCREEN_NUMBER                         :: "SDL.window.x11.screen"
PROP_WINDOW_X11_WINDOW_NUMBER                         :: "SDL.window.x11.window"
PROP_WINDOW_EMSCRIPTEN_CANVAS_ID_STRING               :: "SDL.window.emscripten.canvas_id"
PROP_WINDOW_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING        :: "SDL.window.emscripten.keyboard_element"

WINDOW_SURFACE_VSYNC_DISABLED :: 0
WINDOW_SURFACE_VSYNC_ADAPTIVE :: -1

@(default_calling_convention="c", link_prefix="SDL_")
foreign lib {
	GetNumVideoDrivers              :: proc() -> c.int ---
	GetVideoDriver                  :: proc(index: c.int) -> cstring ---
	GetCurrentVideoDriver           :: proc() -> cstring ---
	GetSystemTheme                  :: proc() -> SystemTheme ---
	GetDisplays                     :: proc(count: ^c.int) -> [^]DisplayID ---
	GetPrimaryDisplay               :: proc() -> DisplayID ---
	GetDisplayProperties            :: proc(displayID: DisplayID) -> PropertiesID ---
	GetDisplayName                  :: proc(displayID: DisplayID) -> cstring ---
	GetDisplayBounds                :: proc(displayID: DisplayID, rect: ^Rect) -> bool ---
	GetDisplayUsableBounds          :: proc(displayID: DisplayID, rect: ^Rect) -> bool ---
	GetNaturalDisplayOrientation    :: proc(displayID: DisplayID) -> DisplayOrientation ---
	GetCurrentDisplayOrientation    :: proc(displayID: DisplayID) -> DisplayOrientation ---
	GetDisplayContentScale          :: proc(displayID: DisplayID) -> f32 ---
	GetFullscreenDisplayModes       :: proc(displayID: DisplayID, count: ^c.int) -> [^]^DisplayMode ---
	GetClosestFullscreenDisplayMode :: proc(displayID: DisplayID, w, h: c.int, refresh_rate: f32, include_high_density_modes: bool, closest: ^DisplayMode) -> bool ---
	GetDesktopDisplayMode           :: proc(displayID: DisplayID) -> ^DisplayMode ---
	GetCurrentDisplayMode           :: proc(displayID: DisplayID) -> ^DisplayMode ---
	GetDisplayForPoint              :: proc(#by_ptr point: Point) -> DisplayID ---
	GetDisplayForRect               :: proc(#by_ptr rect: Rect) -> DisplayID ---
	GetDisplayForWindow             :: proc(window: ^Window) -> DisplayID ---
	GetWindowPixelDensity           :: proc(window: ^Window) -> f32 ---
	GetWindowDisplayScale           :: proc(window: ^Window) -> f32 ---
	SetWindowFullscreenMode         :: proc(window: ^Window, #by_ptr mode: DisplayMode) -> bool ---
	GetWindowFullscreenMode         :: proc(window: ^Window) -> ^DisplayMode ---
	GetWindowICCProfile             :: proc(window: ^Window, size: ^uint) -> rawptr ---
	GetWindowPixelFormat            :: proc(window: ^Window) -> PixelFormat ---
	GetWindows                      :: proc(count: ^c.int) -> [^]^Window ---
	CreateWindow                    :: proc(title: cstring, w, h: c.int, flags: WindowFlags) -> ^Window ---
	CreatePopupWindow               :: proc(parent: ^Window, offset_x, offset_y: c.int, w, h: c.int, flags: WindowFlags) -> ^Window ---
	CreateWindowWithProperties      :: proc(props: PropertiesID) -> ^Window ---
	GetWindowID                     :: proc(window: ^Window) -> WindowID ---
	GetWindowFromID                 :: proc(id: WindowID) -> ^Window ---
	GetWindowParent                 :: proc(window: ^Window) -> ^Window ---
	GetWindowProperties             :: proc(window: ^Window) -> PropertiesID ---
	GetWindowFlags                  :: proc(window: ^Window) -> WindowFlags ---
	SetWindowTitle                  :: proc(window: ^Window, title: cstring) -> bool ---
	GetWindowTitle                  :: proc(window: ^Window) -> cstring ---
	SetWindowIcon                   :: proc(window: ^Window, icon: ^Surface) -> bool ---
	SetWindowPosition               :: proc(window: ^Window, x, y: c.int) -> bool ---
	GetWindowPosition               :: proc(window: ^Window, x, y: ^c.int) -> bool ---
	SetWindowSize                   :: proc(window: ^Window, w, h: c.int) -> bool ---
	GetWindowSize                   :: proc(window: ^Window, w, h: ^c.int) -> bool ---
	GetWindowSafeArea               :: proc(window: ^Window, rect: ^Rect) -> bool ---
	SetWindowAspectRatio            :: proc(window: ^Window, min_aspect, max_aspect: f32) -> bool ---
	GetWindowAspectRatio            :: proc(window: ^Window, min_aspect, max_aspect: ^f32) -> bool ---
	GetWindowBordersSize            :: proc(window: ^Window, top, left, bottom, right: ^c.int) -> bool ---
	GetWindowSizeInPixels           :: proc(window: ^Window, w, h: ^c.int) -> bool ---
	SetWindowMinimumSize            :: proc(window: ^Window, min_w, min_h: c.int) -> bool ---
	GetWindowMinimumSize            :: proc(window: ^Window, w, h: ^c.int) -> bool ---
	SetWindowMaximumSize            :: proc(window: ^Window, max_w, max_h: c.int) -> bool ---
	GetWindowMaximumSize            :: proc(window: ^Window, w, h: ^c.int) -> bool ---
	SetWindowBordered               :: proc(window: ^Window, bordered: bool) -> bool ---
	SetWindowResizable              :: proc(window: ^Window, resizable: bool) -> bool ---
	SetWindowAlwaysOnTop            :: proc(window: ^Window, on_top: bool) -> bool ---
	SetWindowFillDocument           :: proc(window: ^Window, fill: bool) -> bool ---
	ShowWindow                      :: proc(window: ^Window) -> bool ---
	HideWindow                      :: proc(window: ^Window) -> bool ---
	RaiseWindow                     :: proc(window: ^Window) -> bool ---
	MaximizeWindow                  :: proc(window: ^Window) -> bool ---
	MinimizeWindow                  :: proc(window: ^Window) -> bool ---
	RestoreWindow                   :: proc(window: ^Window) -> bool ---
	SetWindowFullscreen             :: proc(window: ^Window, fullscreen: bool) -> bool ---
	SyncWindow                      :: proc(window: ^Window) -> bool ---
	WindowHasSurface                :: proc(window: ^Window) -> bool ---
	GetWindowSurface                :: proc(window: ^Window) -> ^Surface ---
	SetWindowSurfaceVSync           :: proc(window: ^Window, vsync: c.int) -> bool ---
	GetWindowSurfaceVSync           :: proc(window: ^Window, vsync: ^c.int) -> bool ---
	UpdateWindowSurface             :: proc(window: ^Window) -> bool ---
	UpdateWindowSurfaceRects        :: proc(window: ^Window, rects: [^]Rect, numrects: c.int) -> bool ---
	DestroyWindowSurface            :: proc(window: ^Window) -> bool ---
	SetWindowKeyboardGrab           :: proc(window: ^Window, grabbed: bool) -> bool ---
	SetWindowMouseGrab              :: proc(window: ^Window, grabbed: bool) -> bool ---
	GetWindowKeyboardGrab           :: proc(window: ^Window) -> bool ---
	GetWindowMouseGrab              :: proc(window: ^Window) -> bool ---
	GetGrabbedWindow                :: proc() -> ^Window ---
	SetWindowMouseRect              :: proc(window: ^Window, rect: ^Rect) -> bool ---
	GetWindowMouseRect              :: proc(window: ^Window) -> ^Rect ---
	SetWindowOpacity                :: proc(window: ^Window, opacity: f32) -> bool ---
	GetWindowOpacity                :: proc(window: ^Window) -> f32 ---
	SetWindowParent                 :: proc(window: ^Window, parent: ^Window) -> bool ---
	SetWindowModal                  :: proc(window: ^Window, modal: bool) -> bool ---
	SetWindowFocusable              :: proc(window: ^Window, focusable: bool) -> bool ---
	ShowWindowSystemMenu            :: proc(window: ^Window, x, y: c.int) -> bool ---
}

HitTestResult :: enum c.int {
	NORMAL,             /**< Region is normal. No special properties. */
	DRAGGABLE,          /**< Region can drag entire window. */
	RESIZE_TOPLEFT,     /**< Region is the resizable top-left corner border. */
	RESIZE_TOP,         /**< Region is the resizable top border. */
	RESIZE_TOPRIGHT,    /**< Region is the resizable top-right corner border. */
	RESIZE_RIGHT,       /**< Region is the resizable right border. */
	RESIZE_BOTTOMRIGHT, /**< Region is the resizable bottom-right corner border. */
	RESIZE_BOTTOM,      /**< Region is the resizable bottom border. */
	RESIZE_BOTTOMLEFT,  /**< Region is the resizable bottom-left corner border. */
	RESIZE_LEFT,        /**< Region is the resizable left border. */
}

HitTest :: #type proc "c" (win: ^Window, area: ^Point, data: rawptr) -> HitTestResult

@(default_calling_convention="c", link_prefix="SDL_")
foreign lib {
	SetWindowHitTest                :: proc(window: ^Window, callback: HitTest, callback_data: rawptr) -> bool ---
	SetWindowShape                  :: proc(window: ^Window, shape: ^Surface) -> bool ---
	FlashWindow                     :: proc(window: ^Window, operation: FlashOperation) -> bool ---
	SetWindowProgressState          :: proc(window: ^Window, state: ProgressState) -> bool ---
	GetWindowProgressState          :: proc(window: ^Window) -> ProgressState ---
	SetWindowProgrssValue           :: proc(window: ^Window, value: f32) -> bool ---
	GetWindowProgrssValue           :: proc(window: ^Window) -> f32 ---
	DestroyWindow                   :: proc(window: ^Window) ---
	ScreenSaverEnabled              :: proc() -> bool ---
	EnableScreenSaver               :: proc() -> bool ---
	DisableScreenSaver              :: proc() -> bool ---
}

@(default_calling_convention="c", link_prefix="SDL_")
foreign lib {
	GL_LoadLibrary                  :: proc(path: cstring) -> bool ---
	GL_GetProcAddress               :: proc(procName: cstring) -> FunctionPointer ---
	EGL_GetProcAddress              :: proc(procName: cstring) -> FunctionPointer ---
	GL_UnloadLibrary                :: proc() ---
	GL_ExtensionSupported           :: proc(extension: cstring) -> bool ---
	GL_ResetAttributes              :: proc() ---
	GL_SetAttribute                 :: proc(attr: GLAttr, value: c.int) -> bool ---
	GL_GetAttribute                 :: proc(attr: GLAttr, value: ^c.int) -> bool ---
	GL_CreateContext                :: proc(window: ^Window) -> GLContext ---
	GL_MakeCurrent                  :: proc(window: ^Window, ctx: GLContext) -> bool ---
	GL_GetCurrentWindow             :: proc() -> ^Window ---
	GL_GetCurrentContext            :: proc() -> GLContext ---
	EGL_GetCurrentDisplay           :: proc() -> EGLDisplay ---
	EGL_GetCurrentConfig            :: proc() -> EGLConfig ---
	EGL_GetWindowSurface            :: proc(window: ^Window) -> EGLSurface ---
	EGL_SetAttributeCallbacks       :: proc(platformAttribCallback: EGLAttribArrayCallback, surfaceAttribCallback: EGLIntArrayCallback, contextAttribCallback: EGLIntArrayCallback, userdata: rawptr) ---
	GL_SetSwapInterval              :: proc(interval: c.int) -> bool ---
	GL_GetSwapInterval              :: proc(interval: ^c.int) -> bool ---
	GL_SwapWindow                   :: proc(window: ^Window) -> bool ---
	GL_DestroyContext               :: proc(ctx: GLContext) -> bool ---
}


// Used by vendor:OpenGL
gl_set_proc_address :: proc(p: rawptr, name: cstring) {
	(^FunctionPointer)(p)^ = GL_GetProcAddress(name)
}