egl

package
v0.0.5 Latest Latest
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 Go to latest Published: Mar 22, 2026 License: MIT Imports: 3 Imported by: 0

Documentation

Overview

Package egl provides Go bindings for EGL.

Index

Constants

View Source 
const (
	EGL_ALPHA_FORMAT                               = 12424
	EGL_ALPHA_FORMAT_NONPRE                        = 12427
	EGL_ALPHA_FORMAT_PRE                           = 12428
	EGL_ALPHA_MASK_SIZE                            = 12350
	EGL_BACK_BUFFER                                = 12420
	EGL_BAD_ACCESS                                 = 12290
	EGL_BAD_ALLOC                                  = 12291
	EGL_BAD_ATTRIBUTE                              = 12292
	EGL_BAD_CONFIG                                 = 12293
	EGL_BAD_CONTEXT                                = 12294
	EGL_BAD_CURRENT_SURFACE                        = 12295
	EGL_BAD_DISPLAY                                = 12296
	EGL_BAD_MATCH                                  = 12297
	EGL_BAD_NATIVE_PIXMAP                          = 12298
	EGL_BAD_NATIVE_WINDOW                          = 12299
	EGL_BAD_PARAMETER                              = 12300
	EGL_BAD_SURFACE                                = 12301
	EGL_BIND_TO_TEXTURE_RGB                        = 12345
	EGL_BIND_TO_TEXTURE_RGBA                       = 12346
	EGL_BUFFER_DESTROYED                           = 12437
	EGL_BUFFER_PRESERVED                           = 12436
	EGL_CLIENT_APIS                                = 12429
	EGL_CL_EVENT_HANDLE                            = 12444
	EGL_COLORSPACE                                 = 12423
	EGL_COLORSPACE_LINEAR                          = 12426
	EGL_COLOR_BUFFER_TYPE                          = 12351
	EGL_CONDITION_SATISFIED                        = 12534
	EGL_CONFIG_CAVEAT                              = 12327
	EGL_CONFORMANT                                 = 12354
	EGL_CONTEXT_CLIENT_TYPE                        = 12439
	EGL_CONTEXT_LOST                               = 12302
	EGL_CONTEXT_MINOR_VERSION                      = 12539
	EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT   = 2
	EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT            = 1
	EGL_CONTEXT_OPENGL_DEBUG                       = 12720
	EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE          = 12721
	EGL_CONTEXT_OPENGL_PROFILE_MASK                = 12541
	EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY = 12733
	EGL_CONTEXT_OPENGL_ROBUST_ACCESS               = 12722
	EGL_CORE_NATIVE_ENGINE                         = 12379
	EGL_DISPLAY_SCALING                            = 10000
	EGL_DRAW                                       = 12377
	EGL_EXTENSIONS                                 = 12373
	EGL_FOREVER                                    = 0xFFFFFFFFFFFFFFFF
	EGL_GL_COLORSPACE                              = 12445
	EGL_GL_COLORSPACE_LINEAR                       = 12426
	EGL_GL_COLORSPACE_SRGB                         = 12425
	EGL_GL_RENDERBUFFER                            = 12473
	EGL_GL_TEXTURE_2D                              = 12465
	EGL_GL_TEXTURE_3D                              = 12466
	EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X             = 12468
	EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y             = 12470
	EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z             = 12472
	EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X             = 12467
	EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y             = 12469
	EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z             = 12471
	EGL_GL_TEXTURE_LEVEL                           = 12476
	EGL_GL_TEXTURE_ZOFFSET                         = 12477
	EGL_HORIZONTAL_RESOLUTION                      = 12432
	EGL_IMAGE_PRESERVED                            = 12498
	EGL_LARGEST_PBUFFER                            = 12376
	EGL_LEVEL                                      = 12329
	EGL_LOSE_CONTEXT_ON_RESET                      = 12735
	EGL_LUMINANCE_BUFFER                           = 12431
	EGL_LUMINANCE_SIZE                             = 12349
	EGL_MATCH_NATIVE_PIXMAP                        = 12353
	EGL_MAX_PBUFFER_HEIGHT                         = 12330
	EGL_MAX_PBUFFER_PIXELS                         = 12331
	EGL_MAX_PBUFFER_WIDTH                          = 12332
	EGL_MAX_SWAP_INTERVAL                          = 12348
	EGL_MIN_SWAP_INTERVAL                          = 12347
	EGL_MIPMAP_LEVEL                               = 12419
	EGL_MIPMAP_TEXTURE                             = 12418
	EGL_MULTISAMPLE_RESOLVE                        = 12441
	EGL_MULTISAMPLE_RESOLVE_BOX                    = 12443
	EGL_MULTISAMPLE_RESOLVE_BOX_BIT                = 512
	EGL_MULTISAMPLE_RESOLVE_DEFAULT                = 12442
	EGL_NATIVE_RENDERABLE                          = 12333
	EGL_NATIVE_VISUAL_ID                           = 12334
	EGL_NATIVE_VISUAL_TYPE                         = 12335
	EGL_NON_CONFORMANT_CONFIG                      = 12369
	EGL_NOT_INITIALIZED                            = 12289
	EGL_NO_RESET_NOTIFICATION                      = 12734
	EGL_NO_TEXTURE                                 = 12380
	EGL_OPENGL_API                                 = 12450
	EGL_OPENGL_BIT                                 = 8
	EGL_OPENGL_ES_BIT                              = 1
	EGL_OPENVG_API                                 = 12449
	EGL_OPENVG_BIT                                 = 2
	EGL_OPENVG_IMAGE                               = 12438
	EGL_PIXEL_ASPECT_RATIO                         = 12434
	EGL_PIXMAP_BIT                                 = 2
	EGL_READ                                       = 12378
	EGL_RENDER_BUFFER                              = 12422
	EGL_RGB_BUFFER                                 = 12430
	EGL_SAMPLES                                    = 12337
	EGL_SAMPLE_BUFFERS                             = 12338
	EGL_SIGNALED                                   = 12530
	EGL_SINGLE_BUFFER                              = 12421
	EGL_SLOW_CONFIG                                = 12368
	EGL_SUCCESS                                    = 12288
	EGL_SWAP_BEHAVIOR                              = 12435
	EGL_SWAP_BEHAVIOR_PRESERVED_BIT                = 1024
	EGL_SYNC_CL_EVENT                              = 12542
	EGL_SYNC_CL_EVENT_COMPLETE                     = 12543
	EGL_SYNC_CONDITION                             = 12536
	EGL_SYNC_FENCE                                 = 12537
	EGL_SYNC_FLUSH_COMMANDS_BIT                    = 1
	EGL_SYNC_PRIOR_COMMANDS_COMPLETE               = 12528
	EGL_SYNC_STATUS                                = 12529
	EGL_SYNC_TYPE                                  = 12535
	EGL_TEXTURE_2D                                 = 12383
	EGL_TEXTURE_FORMAT                             = 12416
	EGL_TEXTURE_RGB                                = 12381
	EGL_TEXTURE_RGBA                               = 12382
	EGL_TEXTURE_TARGET                             = 12417
	EGL_TIMEOUT_EXPIRED                            = 12533
	EGL_TRANSPARENT_BLUE_VALUE                     = 12341
	EGL_TRANSPARENT_GREEN_VALUE                    = 12342
	EGL_TRANSPARENT_RED_VALUE                      = 12343
	EGL_TRANSPARENT_RGB                            = 12370
	EGL_TRANSPARENT_TYPE                           = 12340
	EGL_UNSIGNALED                                 = 12531
	EGL_VENDOR                                     = 12371
	EGL_VERSION                                    = 12372
	EGL_VERTICAL_RESOLUTION                        = 12433
	EGL_VG_ALPHA_FORMAT                            = 12424
	EGL_VG_ALPHA_FORMAT_NONPRE                     = 12427
	EGL_VG_ALPHA_FORMAT_PRE                        = 12428
	EGL_VG_ALPHA_FORMAT_PRE_BIT                    = 64
	EGL_VG_COLORSPACE                              = 12423
	EGL_VG_COLORSPACE_LINEAR                       = 12426
	EGL_VG_COLORSPACE_LINEAR_BIT                   = 32
)

Variables

This section is empty.

Functions

func EGLClientBufferToUintPtr added in v0.0.4 

func EGLClientBufferToUintPtr(b EGLClientBuffer) uintptr

EGLClientBufferToUintPtr converts an EGLClientBuffer to uintptr for framework interop.

func EGLConfigToUintPtr added in v0.0.4 

func EGLConfigToUintPtr(c EGLConfig) uintptr

EGLConfigToUintPtr converts an EGLConfig to uintptr for framework interop.

func EGLContextToUintPtr added in v0.0.4 

func EGLContextToUintPtr(c EGLContext) uintptr

EGLContextToUintPtr converts an EGLContext to uintptr for framework interop.

func EGLDisplayToUintPtr added in v0.0.4 

func EGLDisplayToUintPtr(d EGLDisplay) uintptr

EGLDisplayToUintPtr converts an EGLDisplay to uintptr for framework interop.

func EGLImageToUintPtr added in v0.0.4 

func EGLImageToUintPtr(i EGLImage) uintptr

EGLImageToUintPtr converts an EGLImage to uintptr for framework interop.

func EGLSurfaceToUintPtr added in v0.0.4 

func EGLSurfaceToUintPtr(s EGLSurface) uintptr

EGLSurfaceToUintPtr converts an EGLSurface to uintptr for framework interop.

func EGLSyncToUintPtr added in v0.0.4 

func EGLSyncToUintPtr(s EGLSync) uintptr

EGLSyncToUintPtr converts an EGLSync to uintptr for framework interop.

func QueryString 

func QueryString(dpy EGLDisplay, name Int) string

QueryString calls the underlying C function.

Types

type ANativeWindow 

type ANativeWindow struct {
	// contains filtered or unexported fields
}

ANativeWindow wraps the NDK ANativeWindow handle.

func NewANativeWindowFromPointer 

func NewANativeWindowFromPointer(ptr unsafe.Pointer) *ANativeWindow

NewANativeWindowFromPointer wraps a raw ANativeWindow pointer.

func NewANativeWindowFromUintPtr added in v0.0.4 

func NewANativeWindowFromUintPtr(ptr uintptr) *ANativeWindow

NewANativeWindowFromUintPtr wraps a uintptr as a ANativeWindow. The caller must ensure ptr points to a valid ANativeWindow.

func (*ANativeWindow) Acquire 

func (h *ANativeWindow) Acquire()

Acquire calls the underlying NDK function.

func (*ANativeWindow) ClearFrameRate 

func (h *ANativeWindow) ClearFrameRate() error

ClearFrameRate calls the underlying NDK function.

func (*ANativeWindow) Close 

func (h *ANativeWindow) Close() error

Close releases the underlying NDK handle.

func (*ANativeWindow) GetBuffersDataSpace 

func (h *ANativeWindow) GetBuffersDataSpace() error

GetBuffersDataSpace calls the underlying NDK function.

func (*ANativeWindow) GetBuffersDefaultDataSpace 

func (h *ANativeWindow) GetBuffersDefaultDataSpace() error

GetBuffersDefaultDataSpace calls the underlying NDK function.

func (*ANativeWindow) GetFormat 

func (h *ANativeWindow) GetFormat() error

GetFormat calls the underlying NDK function.

func (*ANativeWindow) GetHeight 

func (h *ANativeWindow) GetHeight() error

GetHeight calls the underlying NDK function.

func (*ANativeWindow) GetWidth 

func (h *ANativeWindow) GetWidth() error

GetWidth calls the underlying NDK function.

func (*ANativeWindow) Lock 

func (h *ANativeWindow) Lock(outBuffer *NativeWindow_Buffer, inOutDirtyBounds *ARect) error

Lock calls the underlying NDK function.

func (*ANativeWindow) Pointer 

func (h *ANativeWindow) Pointer() unsafe.Pointer

Pointer returns the underlying pointer as unsafe.Pointer.

func (*ANativeWindow) SetBuffersDataSpace 

func (h *ANativeWindow) SetBuffersDataSpace(dataSpace int32) error

SetBuffersDataSpace calls the underlying NDK function.

func (*ANativeWindow) SetBuffersGeometry 

func (h *ANativeWindow) SetBuffersGeometry(width int32, height int32, format int32) error

SetBuffersGeometry calls the underlying NDK function.

func (*ANativeWindow) SetBuffersTransform 

func (h *ANativeWindow) SetBuffersTransform(transform int32) error

SetBuffersTransform calls the underlying NDK function.

func (*ANativeWindow) SetFrameRate 

func (h *ANativeWindow) SetFrameRate(frameRate float32, compatibility int8) error

SetFrameRate calls the underlying NDK function.

func (*ANativeWindow) SetFrameRateWithChangeStrategy 

func (h *ANativeWindow) SetFrameRateWithChangeStrategy(frameRate float32, compatibility int8, changeFrameRateStrategy int8) error

SetFrameRateWithChangeStrategy calls the underlying NDK function.

func (*ANativeWindow) TryAllocateBuffers 

func (h *ANativeWindow) TryAllocateBuffers()

TryAllocateBuffers calls the underlying NDK function.

func (*ANativeWindow) UintPtr added in v0.0.4 

func (h *ANativeWindow) UintPtr() uintptr

UintPtr returns the underlying pointer as a uintptr. This is useful for interop with gomobile bind, golang.org/x/mobile, gioui.org, and other packages that represent native handles as uintptr.

func (*ANativeWindow) UnlockAndPost 

func (h *ANativeWindow) UnlockAndPost() error

UnlockAndPost calls the underlying NDK function.

type ARect 

type ARect = capi.ARect

type Boolean 

type Boolean uint32
const (
	False Boolean = 0
	True  Boolean = 1
)

func BindAPI 

func BindAPI(api EGLenum) Boolean

BindAPI calls the underlying C function.

func ChooseConfig 

func ChooseConfig(dpy EGLDisplay, attrib_list *Int, configs *EGLConfig, config_size Int, num_config *Int) Boolean

ChooseConfig calls the underlying C function.

func DestroyContext 

func DestroyContext(dpy EGLDisplay, ctx EGLContext) Boolean

DestroyContext calls the underlying C function.

func DestroySurface 

func DestroySurface(dpy EGLDisplay, surface EGLSurface) Boolean

DestroySurface calls the underlying C function.

func GetConfigAttrib 

func GetConfigAttrib(dpy EGLDisplay, config EGLConfig, attribute Int, value *Int) Boolean

GetConfigAttrib calls the underlying C function.

func Initialize 

func Initialize(dpy EGLDisplay, major *Int, minor *Int) Boolean

Initialize calls the underlying C function.

func MakeCurrent 

func MakeCurrent(dpy EGLDisplay, draw EGLSurface, read EGLSurface, ctx EGLContext) Boolean

MakeCurrent calls the underlying C function.

func QuerySurface 

func QuerySurface(dpy EGLDisplay, surface EGLSurface, attribute Int, value *Int) Boolean

QuerySurface calls the underlying C function.

func ReleaseThread 

func ReleaseThread() Boolean

ReleaseThread calls the underlying C function.

func SwapBuffers 

func SwapBuffers(dpy EGLDisplay, surface EGLSurface) Boolean

SwapBuffers calls the underlying C function.

func SwapInterval 

func SwapInterval(dpy EGLDisplay, interval Int) Boolean

SwapInterval calls the underlying C function.

func Terminate 

func Terminate(dpy EGLDisplay) Boolean

Terminate calls the underlying C function.

func WaitGL 

func WaitGL() Boolean

WaitGL calls the underlying C function.

func WaitNative 

func WaitNative(engine Int) Boolean

WaitNative calls the underlying C function.

type EGLAttrib 

type EGLAttrib = capi.EGLAttrib

type EGLClientBuffer 

type EGLClientBuffer = capi.EGLClientBuffer

func EGLClientBufferFromUintPtr added in v0.0.4 

func EGLClientBufferFromUintPtr(ptr uintptr) EGLClientBuffer

EGLClientBufferFromUintPtr converts a uintptr to EGLClientBuffer.

type EGLConfig 

type EGLConfig = capi.EGLConfig

func EGLConfigFromUintPtr added in v0.0.4 

func EGLConfigFromUintPtr(ptr uintptr) EGLConfig

EGLConfigFromUintPtr converts a uintptr to EGLConfig.

type EGLContext 

type EGLContext = capi.EGLContext

func CreateContext 

func CreateContext(dpy EGLDisplay, config EGLConfig, share_context EGLContext, attrib_list *Int) EGLContext

CreateContext calls the underlying C function.

func EGLContextFromUintPtr added in v0.0.4 

func EGLContextFromUintPtr(ptr uintptr) EGLContext

EGLContextFromUintPtr converts a uintptr to EGLContext.

func GetCurrentContext 

func GetCurrentContext() EGLContext

GetCurrentContext calls the underlying C function.

type EGLDisplay 

type EGLDisplay = capi.EGLDisplay

func EGLDisplayFromUintPtr added in v0.0.4 

func EGLDisplayFromUintPtr(ptr uintptr) EGLDisplay

EGLDisplayFromUintPtr converts a uintptr to EGLDisplay.

func GetCurrentDisplay 

func GetCurrentDisplay() EGLDisplay

GetCurrentDisplay calls the underlying C function.

func GetDisplay 

func GetDisplay(display_id EGLNativeDisplayType) EGLDisplay

GetDisplay calls the underlying C function.

type EGLImage 

type EGLImage = capi.EGLImage

func EGLImageFromUintPtr added in v0.0.4 

func EGLImageFromUintPtr(ptr uintptr) EGLImage

EGLImageFromUintPtr converts a uintptr to EGLImage.

type EGLNativeDisplayType 

type EGLNativeDisplayType = capi.EGLNativeDisplayType

type EGLNativePixmapType 

type EGLNativePixmapType = capi.EGLNativePixmapType

type EGLNativeWindowType 

type EGLNativeWindowType = capi.EGLNativeWindowType

type EGLSurface 

type EGLSurface = capi.EGLSurface

func CreatePbufferSurface 

func CreatePbufferSurface(dpy EGLDisplay, config EGLConfig, attrib_list *Int) EGLSurface

CreatePbufferSurface calls the underlying C function.

func CreateWindowSurface 

func CreateWindowSurface(dpy EGLDisplay, config EGLConfig, win EGLNativeWindowType, attrib_list *Int) EGLSurface

CreateWindowSurface calls the underlying C function.

func EGLSurfaceFromUintPtr added in v0.0.4 

func EGLSurfaceFromUintPtr(ptr uintptr) EGLSurface

EGLSurfaceFromUintPtr converts a uintptr to EGLSurface.

func GetCurrentSurface 

func GetCurrentSurface(readdraw Int) EGLSurface

GetCurrentSurface calls the underlying C function.

type EGLSync 

type EGLSync = capi.EGLSync

func EGLSyncFromUintPtr added in v0.0.4 

func EGLSyncFromUintPtr(ptr uintptr) EGLSync

EGLSyncFromUintPtr converts a uintptr to EGLSync.

type EGLTime 

type EGLTime = capi.EGLTime

type EGLenum 

type EGLenum = capi.EGLenum

func QueryAPI 

func QueryAPI() EGLenum

QueryAPI calls the underlying C function.

type EglMustCastToProperFunctionPointerType 

type EglMustCastToProperFunctionPointerType = capi.EglMustCastToProperFunctionPointerType

type Error 

type Error int32

Error represents an NDK error code.

func (Error) Error 

func (e Error) Error() string

type Int 

type Int int32
const (
	None                 Int = 12344
	RenderableType       Int = 12352
	OpenglEs2Bit         Int = 4
	OpenglEs3Bit         Int = 64
	SurfaceType          Int = 12339
	WindowBit            Int = 4
	PbufferBit           Int = 1
	RedSize              Int = 12324
	GreenSize            Int = 12323
	BlueSize             Int = 12322
	AlphaSize            Int = 12321
	DepthSize            Int = 12325
	StencilSize          Int = 12326
	ConfigID             Int = 12328
	BufferSize           Int = 12320
	Width                Int = 12375
	Height               Int = 12374
	ContextClientVersion Int = 12440
	ContextMajorVersion  Int = 12440
	OpenglEsApi          Int = 12448
)

func GetError 

func GetError() Int

GetError calls the underlying C function.

type NativeWindowTransform 

type NativeWindowTransform int32
const (
	ANATIVEWINDOW_TRANSFORM_IDENTITY          NativeWindowTransform = 0
	ANATIVEWINDOW_TRANSFORM_MIRROR_HORIZONTAL NativeWindowTransform = 1
	ANATIVEWINDOW_TRANSFORM_MIRROR_VERTICAL   NativeWindowTransform = 2
	ANATIVEWINDOW_TRANSFORM_ROTATE_90         NativeWindowTransform = 4
	ANATIVEWINDOW_TRANSFORM_ROTATE_180        NativeWindowTransform = 3
	ANATIVEWINDOW_TRANSFORM_ROTATE_270        NativeWindowTransform = 7
)

type NativeWindow_Buffer 

type NativeWindow_Buffer struct {
	// contains filtered or unexported fields
}

NativeWindow_Buffer wraps the NDK ANativeWindow_Buffer handle.

func NewNativeWindow_BufferFromPointer 

func NewNativeWindow_BufferFromPointer(ptr unsafe.Pointer) *NativeWindow_Buffer

NewNativeWindow_BufferFromPointer wraps a raw ANativeWindow_Buffer pointer.

func NewNativeWindow_BufferFromUintPtr added in v0.0.4 

func NewNativeWindow_BufferFromUintPtr(ptr uintptr) *NativeWindow_Buffer

NewNativeWindow_BufferFromUintPtr wraps a uintptr as a NativeWindow_Buffer. The caller must ensure ptr points to a valid ANativeWindow_Buffer.

func (*NativeWindow_Buffer) Pointer 

func (h *NativeWindow_Buffer) Pointer() unsafe.Pointer

Pointer returns the underlying pointer as unsafe.Pointer.

func (*NativeWindow_Buffer) UintPtr added in v0.0.4 

func (h *NativeWindow_Buffer) UintPtr() uintptr

UintPtr returns the underlying pointer as a uintptr. This is useful for interop with gomobile bind, golang.org/x/mobile, gioui.org, and other packages that represent native handles as uintptr.

type NativeWindow_ChangeFrameRateStrategy 

type NativeWindow_ChangeFrameRateStrategy int32
const (
	ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS NativeWindow_ChangeFrameRateStrategy = 0
	ANATIVEWINDOW_CHANGE_FRAME_RATE_ALWAYS           NativeWindow_ChangeFrameRateStrategy = 1
)

type NativeWindow_FrameRateCompatibility 

type NativeWindow_FrameRateCompatibility int32
const (
	ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT      NativeWindow_FrameRateCompatibility = 0
	ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE NativeWindow_FrameRateCompatibility = 1
)

type NativeWindow_LegacyFormat 

type NativeWindow_LegacyFormat int32
const (
	WINDOW_FORMAT_RGBA_8888 NativeWindow_LegacyFormat = 1
	WINDOW_FORMAT_RGBX_8888 NativeWindow_LegacyFormat = 2
	WINDOW_FORMAT_RGB_565   NativeWindow_LegacyFormat = 4
)

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