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Annotation of XNU/iokit/IOKit/graphics/IOGLWindowConnect.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: 
        !            23: #ifndef _IOGL_WINDOW_CONNECT_H
        !            24: #define _IOGL_WINDOW_CONNECT_H
        !            25: 
        !            26: #include <IOKit/graphics/IOGLTypes.h>
        !            27: 
        !            28: /*
        !            29: ** The IOGLAccelerator service name
        !            30: */
        !            31: #define kIOGLAcceleratorClassName "IOGLAccelerator"
        !            32: 
        !            33: 
        !            34: /*
        !            35: ** Window visible region in device coordinates.
        !            36: **
        !            37: ** num_rects:  The number of rectangles in the rect array.  If num_rects
        !            38: **             is zero the bounds rectangle is used for the visible rectangle.
        !            39: **             If num_rects is zero the window must be completely contained
        !            40: **             by the device.
        !            41: **
        !            42: ** bounds:     The unclipped window rectangle in device coords.  Extends
        !            43: **             beyond the device bounds if the window is not totally on
        !            44: **             the device.
        !            45: **
        !            46: ** rect[]:     An array of visible rectangles in device coords.  If num_rects
        !            47: **             is non-zero only the region described by these rectangles is
        !            48: **             copied to the frame buffer during a flush operation.
        !            49: */
        !            50: typedef struct
        !            51: {
        !            52:         UInt32     num_rects;
        !            53:         IOGLBounds bounds;
        !            54:         IOGLBounds rect[0];
        !            55: } IOGLDeviceRegion;
        !            56: 
        !            57: 
        !            58: /*
        !            59: ** Determine the size of a region.
        !            60: */
        !            61: #define IOGL_SIZEOF_DEVICE_REGION(_rgn_) (sizeof(IOGLDeviceRegion) + (_rgn_)->num_rects * sizeof(IOGLBounds))
        !            62: 
        !            63: 
        !            64: /*
        !            65: ** IOGLAccelerator public client types.  Private client types start with kIOGLNumClientTypes.
        !            66: */
        !            67: enum eIOGLAcceleratorClientTypes {
        !            68:        kIOGLDummyClientType,
        !            69:        kIOGLWindowClientType,
        !            70:        kIOGLNumClientTypes,
        !            71: };
        !            72: 
        !            73: 
        !            74: /*
        !            75: ** Window client public memory types.  Private memory types start with kIOGLNumWindowMemoryTypes.
        !            76: */
        !            77: enum eIOGLWindowMemoryTypes {
        !            78:        kIOGLNumWindowMemoryTypes,
        !            79: };
        !            80: 
        !            81: 
        !            82: /*
        !            83: ** Window client public methods.  Private methods start with kIOGLNumWindowMethods.
        !            84: */
        !            85: enum eIOGLWindowMethods {
        !            86:        kIOGLWindowSetIDMode,
        !            87:        kIOGLWindowSetShape,
        !            88:        kIOGLWindowGetState,
        !            89:        kIOGLWindowLock,
        !            90:        kIOGLWindowUnlock,
        !            91:        kIOGLNumWindowMethods,
        !            92: };
        !            93: 
        !            94: 
        !            95: /*
        !            96: ** Option bits for IOGLCreateWindow and the kIOGLWindowSetIDMode method.
        !            97: ** The color depth field can take any value of the _CGSDepth enumeration.
        !            98: */
        !            99: typedef enum {
        !           100:         kIOGLWindowModeColorDepthBits = 0x0000000F,
        !           101: } eIOGLWindowModeBits;
        !           102: 
        !           103: 
        !           104: /*
        !           105: ** Options bits for IOGLSetWindowShape and the kIOGLWindowSetShape method.
        !           106: */
        !           107: typedef enum {
        !           108:         kIOGLWindowShapeNone         = 0x00000000,
        !           109:         kIOGLWindowShapeBlockingBit  = 0x00000001,
        !           110:         kIOGLWindowShapeNonSimpleBit = 0x00000002,
        !           111: } eIOGLWindowShapeBits;
        !           112: 
        !           113: 
        !           114: /*
        !           115: ** Return bits for the kIOGLWindowGetState method.
        !           116: */
        !           117: typedef enum {
        !           118:        kIOGLWindowStateNone    = 0x00000000,
        !           119:        kIOGLWindowStateIdleBit = 0x00000001,
        !           120: } eIOGLWindowStateBits;
        !           121: 
        !           122: #endif /* _IOGL_WINDOW_CONNECT_H */

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