include/VG/vgu.h

   1 /* $Revision: 6810 $ on $Date:: 2008-10-29 07:31:37 -0700 #$ */
   2
   3 /*------------------------------------------------------------------------
   4  *
   5  * VGU 1.1 Reference Implementation
   6  * -------------------------------------
   7  *
   8  * Copyright (c) 2008 The Khronos Group Inc.
   9  *
  10  * Permission is hereby granted, free of charge, to any person obtaining a
  11  * copy of this software and /or associated documentation files
  12  * (the "Materials "), to deal in the Materials without restriction,
  13  * including without limitation the rights to use, copy, modify, merge,
  14  * publish, distribute, sublicense, and/or sell copies of the Materials,
  15  * and to permit persons to whom the Materials are furnished to do so,
  16  * subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be included
  19  * in all copies or substantial portions of the Materials.
  20  *
  21  * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  24  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  25  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  26  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR
  27  * THE USE OR OTHER DEALINGS IN THE MATERIALS.
  28  *
  29  *//**
  30  * \file
  31  * \brief       VGU 1.1 API.
  32  *//*-------------------------------------------------------------------*/
  33
  34 #ifndef _VGU_H
  35 #define _VGU_H
  36
  37 #ifdef __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 #include <VG/openvg.h>
  42
  43 #define VGU_VERSION_1_0 1
  44 #define VGU_VERSION_1_1 2
  45
  46 #ifndef VGU_API_CALL
  47 #       error VGU_API_CALL must be defined
  48 #endif
  49
  50 #ifndef VGU_API_ENTRY
  51 #   error VGU_API_ENTRY must be defined
  52 #endif
  53
  54 #ifndef VGU_API_EXIT
  55 #   error VGU_API_EXIT must be defined
  56 #endif
  57
  58
  59 typedef enum {
  60   VGU_NO_ERROR                                 = 0,
  61   VGU_BAD_HANDLE_ERROR                         = 0xF000,
  62   VGU_ILLEGAL_ARGUMENT_ERROR                   = 0xF001,
  63   VGU_OUT_OF_MEMORY_ERROR                      = 0xF002,
  64   VGU_PATH_CAPABILITY_ERROR                    = 0xF003,
  65   VGU_BAD_WARP_ERROR                           = 0xF004,
  66
  67   VGU_ERROR_CODE_FORCE_SIZE                    = VG_MAX_ENUM
  68 } VGUErrorCode;
  69
  70 typedef enum {
  71   VGU_ARC_OPEN                                 = 0xF100,
  72   VGU_ARC_CHORD                                = 0xF101,
  73   VGU_ARC_PIE                                  = 0xF102,
  74
  75   VGU_ARC_TYPE_FORCE_SIZE                      = VG_MAX_ENUM
  76 } VGUArcType;
  77
  78 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguLine(VGPath path,
  79                                   VGfloat x0, VGfloat y0,
  80                                   VGfloat x1, VGfloat y1) VGU_API_EXIT;
  81
  82 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguPolygon(VGPath path,
  83                                      const VGfloat * points, VGint count,
  84                                      VGboolean closed) VGU_API_EXIT;
  85
  86 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguRect(VGPath path,
  87                                   VGfloat x, VGfloat y,
  88                                   VGfloat width, VGfloat height) VGU_API_EXIT;
  89
  90 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguRoundRect(VGPath path,
  91                                        VGfloat x, VGfloat y,
  92                                        VGfloat width, VGfloat height,
  93                                        VGfloat arcWidth, VGfloat arcHeight) VGU_API_EXIT;
  94
  95 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguEllipse(VGPath path,
  96                                      VGfloat cx, VGfloat cy,
  97                                      VGfloat width, VGfloat height) VGU_API_EXIT;
  98
  99 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguArc(VGPath path,
 100                                  VGfloat x, VGfloat y,
 101                                  VGfloat width, VGfloat height,
 102                                  VGfloat startAngle, VGfloat angleExtent,
 103                                  VGUArcType arcType) VGU_API_EXIT;
 104
 105 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguComputeWarpQuadToSquare(VGfloat sx0, VGfloat sy0,
 106                                                      VGfloat sx1, VGfloat sy1,
 107                                                      VGfloat sx2, VGfloat sy2,
 108                                                      VGfloat sx3, VGfloat sy3,
 109                                                      VGfloat * matrix) VGU_API_EXIT;
 110
 111 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguComputeWarpSquareToQuad(VGfloat dx0, VGfloat dy0,
 112                                                      VGfloat dx1, VGfloat dy1,
 113                                                      VGfloat dx2, VGfloat dy2,
 114                                                      VGfloat dx3, VGfloat dy3,
 115                                                      VGfloat * matrix) VGU_API_EXIT;
 116
 117 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguComputeWarpQuadToQuad(VGfloat dx0, VGfloat dy0,
 118                                                    VGfloat dx1, VGfloat dy1,
 119                                                    VGfloat dx2, VGfloat dy2,
 120                                                    VGfloat dx3, VGfloat dy3,
 121                                                    VGfloat sx0, VGfloat sy0,
 122                                                    VGfloat sx1, VGfloat sy1,
 123                                                    VGfloat sx2, VGfloat sy2,
 124                                                    VGfloat sx3, VGfloat sy3,
 125                                                    VGfloat * matrix) VGU_API_EXIT;
 126
 127 #ifdef __cplusplus
 128 } /* extern "C" */
 129 #endif
 130
 131 #endif /* #ifndef _VGU_H */