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lazarus/lcl/interfaces/carbon/agl.pp

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{
*****************************************************************************
This file is part of the Lazarus Component Library (LCL)
See the file COPYING.modifiedLGPL.txt, included in this distribution,
for details about the license.
*****************************************************************************
}
unit agl;
{$ifdef fpc}
{$mode objfpc}
{$Packrecords C}
{$calling cdecl}
{$linkframework AGL}
{$endif}
interface
uses GL, GLU;
{Type
PAGLContext = ^AGLContext;
PAGLDevice = ^AGLDevice;
PAGLDrawable = ^AGLDrawable;
PAGLPbuffer = ^AGLPbuffer;
PAGLPixelFormat = ^AGLPixelFormat;
PAGLRendererInfo = ^AGLRendererInfo;
PGLenum = ^GLenum;
PGLint = ^GLint;
PGLubyte = ^GLubyte;
PGLvoid = ^GLvoid;}
{
** AGL API version.
}
const
AGL_VERSION_2_0 = 1;
{
** Macintosh device type.
}
type
TGDHandle = ptrint;
TCGrafPtr = Pointer;
PAGLDevice = ^TAGLDevice;
TAGLDevice = TGDHandle;
{
** Macintosh drawable type.
}
PAGLDrawable = ^TAGLDrawable;
TAGLDrawable = TCGrafPtr;
{
** AGL opaque data.
}
TAGLRendererInfo = Pointer;
TAGLPixelFormat = Pointer;
TAGLContext = Pointer;
TAGLPbuffer = Pointer;
PAGLPbuffer = ^TAGLPbuffer;
{********************************************************************** }
{
** Attribute names for aglChoosePixelFormat and aglDescribePixelFormat.
}
const
AGL_NONE = 0;
{ choose from all available renderers }
AGL_ALL_RENDERERS = 1;
{ depth of the index buffer }
AGL_BUFFER_SIZE = 2;
{ level in plane stacking }
AGL_LEVEL = 3;
{ choose an RGBA format }
AGL_RGBA = 4;
{ double buffering supported }
AGL_DOUBLEBUFFER = 5;
{ stereo buffering supported }
AGL_STEREO = 6;
{ number of aux buffers }
AGL_AUX_BUFFERS = 7;
{ number of red component bits }
AGL_RED_SIZE = 8;
{ number of green component bits }
AGL_GREEN_SIZE = 9;
{ number of blue component bits }
AGL_BLUE_SIZE = 10;
{ number of alpha component bits }
AGL_ALPHA_SIZE = 11;
{ number of depth bits }
AGL_DEPTH_SIZE = 12;
{ number of stencil bits }
AGL_STENCIL_SIZE = 13;
{ number of red accum bits }
AGL_ACCUM_RED_SIZE = 14;
{ number of green accum bits }
AGL_ACCUM_GREEN_SIZE = 15;
{ number of blue accum bits }
AGL_ACCUM_BLUE_SIZE = 16;
{ number of alpha accum bits }
AGL_ACCUM_ALPHA_SIZE = 17;
{
** Extended attributes
}
{ frame buffer bits per pixel }
AGL_PIXEL_SIZE = 50;
{ never choose smaller buffers than requested }
AGL_MINIMUM_POLICY = 51;
{ choose largest buffers of type requested }
AGL_MAXIMUM_POLICY = 52;
{ choose an off-screen capable renderer }
AGL_OFFSCREEN = 53;
{ choose a full-screen capable renderer }
AGL_FULLSCREEN = 54;
{ number of multi sample buffers }
AGL_SAMPLE_BUFFERS_ARB = 55;
{ number of samples per multi sample buffer }
AGL_SAMPLES_ARB = 56;
{ independent depth and/or stencil buffers for the aux buffer }
AGL_AUX_DEPTH_STENCIL = 57;
{ color buffers store floating point pixels }
AGL_COLOR_FLOAT = 58;
{ choose multisample }
AGL_MULTISAMPLE = 59;
{ choose supersample }
AGL_SUPERSAMPLE = 60;
{ request alpha filtering }
AGL_SAMPLE_ALPHA = 61;
{
** Renderer management
}
{ request renderer by ID }
AGL_RENDERER_ID = 70;
{ choose a single renderer for all screens }
AGL_SINGLE_RENDERER = 71;
{ disable all failure recovery systems }
AGL_NO_RECOVERY = 72;
{ choose a hardware accelerated renderer }
AGL_ACCELERATED = 73;
{ choose the closest color buffer to request }
AGL_CLOSEST_POLICY = 74;
{ renderer does not need failure recovery }
AGL_ROBUST = 75;
{ back buffer contents are valid after swap }
AGL_BACKING_STORE = 76;
{ renderer is multi-processor safe }
AGL_MP_SAFE = 78;
{ can be used to render to a window }
AGL_WINDOW = 80;
{ single window can span multiple screens }
AGL_MULTISCREEN = 81;
{ virtual screen number }
AGL_VIRTUAL_SCREEN = 82;
{ renderer is opengl compliant }
AGL_COMPLIANT = 83;
{ can be used to render to a pbuffer }
AGL_PBUFFER = 90;
{ can be used to render offline to a pbuffer }
AGL_REMOTE_PBUFFER = 91;
{
** Property names for aglDescribeRenderer
}
{ #define AGL_OFFSCREEN 53 }
{ #define AGL_FULLSCREEN 54 }
{ #define AGL_RENDERER_ID 70 }
{ #define AGL_ACCELERATED 73 }
{ #define AGL_ROBUST 75 }
{ #define AGL_BACKING_STORE 76 }
{ #define AGL_MP_SAFE 78 }
{ #define AGL_WINDOW 80 }
{ #define AGL_MULTISCREEN 81 }
{ #define AGL_COMPLIANT 83 }
{ #define AGL_PBUFFER 90 }
AGL_BUFFER_MODES = 100;
AGL_MIN_LEVEL = 101;
AGL_MAX_LEVEL = 102;
AGL_COLOR_MODES = 103;
AGL_ACCUM_MODES = 104;
AGL_DEPTH_MODES = 105;
AGL_STENCIL_MODES = 106;
AGL_MAX_AUX_BUFFERS = 107;
AGL_VIDEO_MEMORY = 120;
AGL_TEXTURE_MEMORY = 121;
AGL_RENDERER_COUNT = 128;
{
** Integer parameter names
}
{ Enable or set the swap rectangle }
AGL_SWAP_RECT = 200;
{ Enable or set the buffer rectangle }
AGL_BUFFER_RECT = 202;
{ Enable or disable the swap async limit }
AGL_SWAP_LIMIT = 203;
{ Enable or disable colormap tracking }
AGL_COLORMAP_TRACKING = 210;
{ Set a colormap entry to index, r, g, b }
AGL_COLORMAP_ENTRY = 212;
{ Enable or disable all rasterization }
AGL_RASTERIZATION = 220;
{ 0 -> Don't sync, n -> Sync every n retrace }
AGL_SWAP_INTERVAL = 222;
{ Validate state for multi-screen functionality }
AGL_STATE_VALIDATION = 230;
{ Set the buffer name. Allows for multi ctx to share a buffer }
AGL_BUFFER_NAME = 231;
{ Order the current context in front of all the other contexts. }
AGL_ORDER_CONTEXT_TO_FRONT = 232;
{ aglGetInteger only - returns the ID of the drawable surface for the context }
AGL_CONTEXT_SURFACE_ID = 233;
{ aglGetInteger only - returns the display ID(s) of all displays touched by the context, up to a maximum of 32 displays }
AGL_CONTEXT_DISPLAY_ID = 234;
{ Position of OpenGL surface relative to window: 1 -> Above window, -1 -> Below Window }
AGL_SURFACE_ORDER = 235;
{ Opacity of OpenGL surface: 1 -> Surface is opaque (default), 0 -> non-opaque }
AGL_SURFACE_OPACITY = 236;
{ Enable or set the drawable clipping region }
AGL_CLIP_REGION = 254;
{ Enable the capture of only a single display for aglFullScreen, normally disabled }
AGL_FS_CAPTURE_SINGLE = 255;
{ 2 params. Width/height of surface backing size }
AGL_SURFACE_BACKING_SIZE = 304;
{ Enable or disable surface backing size override }
AGL_ENABLE_SURFACE_BACKING_SIZE = 305;
{ Flag surface to candidate for deletion }
AGL_SURFACE_VOLATILE = 306;
{
** Option names for aglConfigure.
}
{ Set the size of the pixel format cache }
AGL_FORMAT_CACHE_SIZE = 501;
{ Reset the pixel format cache }
AGL_CLEAR_FORMAT_CACHE = 502;
{ Whether to retain loaded renderers in memory }
AGL_RETAIN_RENDERERS = 503;
{ buffer_modes }
AGL_MONOSCOPIC_BIT = $00000001;
AGL_STEREOSCOPIC_BIT = $00000002;
AGL_SINGLEBUFFER_BIT = $00000004;
AGL_DOUBLEBUFFER_BIT = $00000008;
{ bit depths }
AGL_0_BIT = $00000001;
AGL_1_BIT = $00000002;
AGL_2_BIT = $00000004;
AGL_3_BIT = $00000008;
AGL_4_BIT = $00000010;
AGL_5_BIT = $00000020;
AGL_6_BIT = $00000040;
AGL_8_BIT = $00000080;
AGL_10_BIT = $00000100;
AGL_12_BIT = $00000200;
AGL_16_BIT = $00000400;
AGL_24_BIT = $00000800;
AGL_32_BIT = $00001000;
AGL_48_BIT = $00002000;
AGL_64_BIT = $00004000;
AGL_96_BIT = $00008000;
AGL_128_BIT = $00010000;
{ color modes }
{ 8 rgb bit/pixel, RGB=7:0, inverse colormap }
AGL_RGB8_BIT = $00000001;
{ 8-8 argb bit/pixel, A=7:0, RGB=7:0, inverse colormap }
AGL_RGB8_A8_BIT = $00000002;
{ 8 rgb bit/pixel, B=7:6, G=5:3, R=2:0 }
AGL_BGR233_BIT = $00000004;
{ 8-8 argb bit/pixel, A=7:0, B=7:6, G=5:3, R=2:0 }
AGL_BGR233_A8_BIT = $00000008;
{ 8 rgb bit/pixel, R=7:5, G=4:2, B=1:0 }
AGL_RGB332_BIT = $00000010;
{ 8-8 argb bit/pixel, A=7:0, R=7:5, G=4:2, B=1:0 }
AGL_RGB332_A8_BIT = $00000020;
{ 16 rgb bit/pixel, R=11:8, G=7:4, B=3:0 }
AGL_RGB444_BIT = $00000040;
{ 16 argb bit/pixel, A=15:12, R=11:8, G=7:4, B=3:0 }
AGL_ARGB4444_BIT = $00000080;
{ 8-16 argb bit/pixel, A=7:0, R=11:8, G=7:4, B=3:0 }
AGL_RGB444_A8_BIT = $00000100;
{ 16 rgb bit/pixel, R=14:10, G=9:5, B=4:0 }
AGL_RGB555_BIT = $00000200;
{ 16 argb bit/pixel, A=15, R=14:10, G=9:5, B=4:0 }
AGL_ARGB1555_BIT = $00000400;
{ 8-16 argb bit/pixel, A=7:0, R=14:10, G=9:5, B=4:0 }
AGL_RGB555_A8_BIT = $00000800;
{ 16 rgb bit/pixel, R=15:11, G=10:5, B=4:0 }
AGL_RGB565_BIT = $00001000;
{ 8-16 argb bit/pixel, A=7:0, R=15:11, G=10:5, B=4:0 }
AGL_RGB565_A8_BIT = $00002000;
{ 32 rgb bit/pixel, R=23:16, G=15:8, B=7:0 }
AGL_RGB888_BIT = $00004000;
{ 32 argb bit/pixel, A=31:24, R=23:16, G=15:8, B=7:0 }
AGL_ARGB8888_BIT = $00008000;
{ 8-32 argb bit/pixel, A=7:0, R=23:16, G=15:8, B=7:0 }
AGL_RGB888_A8_BIT = $00010000;
{ 32 rgb bit/pixel, R=29:20, G=19:10, B=9:0 }
AGL_RGB101010_BIT = $00020000;
{ 32 argb bit/pixel, A=31:30 R=29:20, G=19:10, B=9:0 }
AGL_ARGB2101010_BIT = $00040000;
{ 8-32 argb bit/pixel, A=7:0 R=29:20, G=19:10, B=9:0 }
AGL_RGB101010_A8_BIT = $00080000;
{ 48 rgb bit/pixel, R=35:24, G=23:12, B=11:0 }
AGL_RGB121212_BIT = $00100000;
{ 48 argb bit/pixel, A=47:36, R=35:24, G=23:12, B=11:0 }
AGL_ARGB12121212_BIT = $00200000;
{ 64 rgb bit/pixel, R=47:32, G=31:16, B=15:0 }
AGL_RGB161616_BIT = $00400000;
{ 64 argb bit/pixel, A=63:48, R=47:32, G=31:16, B=15:0 }
AGL_ARGB16161616_BIT = $00800000;
{ 8 bit color look up table (deprecated) }
AGL_INDEX8_BIT = $20000000;
{ 16 bit color look up table (deprecated) }
AGL_INDEX16_BIT = $40000000;
{ 64 rgb bit/pixel, half float }
AGL_RGBFLOAT64_BIT = $01000000;
{ 64 argb bit/pixel, half float }
AGL_RGBAFLOAT64_BIT = $02000000;
{ 128 rgb bit/pixel, ieee float }
AGL_RGBFLOAT128_BIT = $04000000;
{ 128 argb bit/pixel, ieee float }
AGL_RGBAFLOAT128_BIT = $08000000;
{ 256 rgb bit/pixel, ieee double }
AGL_RGBFLOAT256_BIT = $10000000;
{ 256 argb bit/pixel, ieee double }
AGL_RGBAFLOAT256_BIT = $20000000;
{
** Error return values from aglGetError.
}
{ no error }
AGL_NO_ERROR = 0;
{ invalid pixel format attribute }
AGL_BAD_ATTRIBUTE = 10000;
{ invalid renderer property }
AGL_BAD_PROPERTY = 10001;
{ invalid pixel format }
AGL_BAD_PIXELFMT = 10002;
{ invalid renderer info }
AGL_BAD_RENDINFO = 10003;
{ invalid context }
AGL_BAD_CONTEXT = 10004;
{ invalid drawable }
AGL_BAD_DRAWABLE = 10005;
{ invalid graphics device }
AGL_BAD_GDEV = 10006;
{ invalid context state }
AGL_BAD_STATE = 10007;
{ invalid numerical value }
AGL_BAD_VALUE = 10008;
{ invalid share context }
AGL_BAD_MATCH = 10009;
{ invalid enumerant }
AGL_BAD_ENUM = 10010;
{ invalid offscreen drawable }
AGL_BAD_OFFSCREEN = 10011;
{ invalid offscreen drawable }
AGL_BAD_FULLSCREEN = 10012;
{ invalid window }
AGL_BAD_WINDOW = 10013;
{ invalid pointer }
AGL_BAD_POINTER = 10014;
{ invalid code module }
AGL_BAD_MODULE = 10015;
{ memory allocation failure }
AGL_BAD_ALLOC = 10016;
{ invalid CoreGraphics connection }
AGL_BAD_CONNECTION = 10017;
{********************************************************************** }
{
** Pixel format functions
}
(* Const before type ignored *)
(* Const before type ignored *)
function aglChoosePixelFormat(gdevs:PAGLDevice; ndev:GLint; attribs:PGLint):TAGLPixelFormat;cdecl;external;
procedure aglDestroyPixelFormat(pix:TAGLPixelFormat);cdecl;external;
function aglNextPixelFormat(pix:TAGLPixelFormat):TAGLPixelFormat;cdecl;external;
function aglDescribePixelFormat(pix:TAGLPixelFormat; attrib:GLint; value:PGLint):GLboolean;cdecl;external;
function aglDevicesOfPixelFormat(pix:TAGLPixelFormat; ndevs:PGLint):PAGLDevice;cdecl;external;
{
** Renderer information functions
}
(* Const before type ignored *)
function aglQueryRendererInfo(gdevs:PAGLDevice; ndev:GLint):TAGLRendererInfo;cdecl;external;
procedure aglDestroyRendererInfo(rend:TAGLRendererInfo);cdecl;external;
function aglNextRendererInfo(rend:TAGLRendererInfo):TAGLRendererInfo;cdecl;external;
function aglDescribeRenderer(rend:TAGLRendererInfo; prop:GLint; value:PGLint):GLboolean;cdecl;external;
{
** Context functions
}
function aglCreateContext(pix:TAGLPixelFormat; share:TAGLContext):TAGLContext;cdecl;external;
function aglDestroyContext(ctx:TAGLContext):GLboolean;cdecl;external;
function aglCopyContext(src:TAGLContext; dst:TAGLContext; mask:GLuint):GLboolean;cdecl;external;
function aglUpdateContext(ctx:TAGLContext):GLboolean;cdecl;external;
{
** Current state functions
}
function aglSetCurrentContext(ctx:TAGLContext):GLboolean;cdecl;external;
function aglGetCurrentContext:TAGLContext;cdecl;external;
{
** Drawable Functions
}
function aglSetDrawable(ctx:TAGLContext; draw:TAGLDrawable):GLboolean;cdecl;external;
function aglSetOffScreen(ctx:TAGLContext; width:GLsizei; height:GLsizei; rowbytes:GLsizei; baseaddr:PGLvoid):GLboolean;cdecl;external;
function aglSetFullScreen(ctx:TAGLContext; width:GLsizei; height:GLsizei; freq:GLsizei; device:GLint):GLboolean;cdecl;external;
function aglGetDrawable(ctx:TAGLContext):TAGLDrawable;cdecl;external;
{
** Virtual screen functions
}
function aglSetVirtualScreen(ctx:TAGLContext; screen:GLint):GLboolean;cdecl;external;
function aglGetVirtualScreen(ctx:TAGLContext):GLint;cdecl;external;
{
** Obtain version numbers
}
procedure aglGetVersion(major:PGLint; minor:PGLint);cdecl;external;
{
** Global library options
}
function aglConfigure(pname:GLenum; param:GLuint):GLboolean;cdecl;external;
{
** Swap functions
}
procedure aglSwapBuffers(ctx:TAGLContext);cdecl;external;
{
** Per context options
}
function aglEnable(ctx:TAGLContext; pname:GLenum):GLboolean;cdecl;external;
function aglDisable(ctx:TAGLContext; pname:GLenum):GLboolean;cdecl;external;
function aglIsEnabled(ctx:TAGLContext; pname:GLenum):GLboolean;cdecl;external;
(* Const before type ignored *)
function aglSetInteger(ctx:TAGLContext; pname:GLenum; params:PGLint):GLboolean;cdecl;external;
function aglGetInteger(ctx:TAGLContext; pname:GLenum; params:PGLint):GLboolean;cdecl;external;
{
** Font function
}
type
_AGLStyle = 0..255;
function aglUseFont(ctx:TAGLContext; fontID:GLint; face:_AGLStyle; size:GLint; first:GLint;
count:GLint; base:GLint):GLboolean;cdecl;external;
{
** Error functions
}
function aglGetError:GLenum;cdecl;external;
(* Const before type ignored *)
function aglErrorString(code:GLenum):PGLubyte;cdecl;external;
{
** Soft reset function
}
procedure aglResetLibrary;cdecl;external;
{
** Surface texture function
}
procedure aglSurfaceTexture(context:TAGLContext; target:GLenum; internalformat:GLenum; surfacecontext:TAGLContext);cdecl;external;
{
** PBuffer functions
}
function aglCreatePBuffer(width:GLint; height:GLint; target:GLenum; internalFormat:GLenum; max_level:longint;
pbuffer:PAGLPbuffer):GLboolean;cdecl;external;
function aglDestroyPBuffer(pbuffer:TAGLPbuffer):GLboolean;cdecl;external;
function aglDescribePBuffer(pbuffer:TAGLPbuffer; width:PGLint; height:PGLint; target:PGLenum; internalFormat:PGLenum;
max_level:PGLint):GLboolean;cdecl;external;
function aglTexImagePBuffer(ctx:TAGLContext; pbuffer:TAGLPbuffer; source:GLint):GLboolean;cdecl;external;
{
** Pbuffer Drawable Functions
}
function aglSetPBuffer(ctx:TAGLContext; pbuffer:TAGLPbuffer; face:GLint; level:GLint; screen:GLint):GLboolean;cdecl;external;
function aglGetPBuffer(ctx:TAGLContext; pbuffer:PAGLPbuffer; face:PGLint; level:PGLint; screen:PGLint):GLboolean;cdecl;external;
{
** CGL functions
}
function aglGetCGLContext(ctx:TAGLContext; cgl_ctx:Ppointer):GLboolean;cdecl;external;
function aglGetCGLPixelFormat(pix:TAGLPixelFormat; cgl_pix:Ppointer):GLboolean;cdecl;external;
implementation
end.
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