include/VG/vgu.h

   1 /* $Revision: 6810 $ on $Date:: 2008-10-29 10:31:37 -0400 #$ */
   2
   3 /*------------------------------------------------------------------------
   4  *
   5  * VGU 1.0.1 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 1.0.1 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
  45 #ifndef VGU_API_CALL
  46 #       error VGU_API_CALL must be defined
  47 #endif
  48
  49 #ifndef VGU_API_ENTRY
  50 #   error VGU_API_ENTRY must be defined
  51 #endif
  52
  53 #ifndef VGU_API_EXIT
  54 #   error VGU_API_EXIT must be defined
  55 #endif
  56
  57
  58 typedef enum {
  59   VGU_NO_ERROR                                 = 0,
  60   VGU_BAD_HANDLE_ERROR                         = 0xF000,
  61   VGU_ILLEGAL_ARGUMENT_ERROR                   = 0xF001,
  62   VGU_OUT_OF_MEMORY_ERROR                      = 0xF002,
  63   VGU_PATH_CAPABILITY_ERROR                    = 0xF003,
  64   VGU_BAD_WARP_ERROR                           = 0xF004,
  65
  66   VGU_ERROR_CODE_FORCE_SIZE                    = VG_MAX_ENUM
  67 } VGUErrorCode;
  68
  69 typedef enum {
  70   VGU_ARC_OPEN                                 = 0xF100,
  71   VGU_ARC_CHORD                                = 0xF101,
  72   VGU_ARC_PIE                                  = 0xF102,
  73
  74   VGU_ARC_TYPE_FORCE_SIZE                      = VG_MAX_ENUM
  75 } VGUArcType;
  76
  77 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguLine(VGPath path,
  78                                   VGfloat x0, VGfloat y0,
  79                                   VGfloat x1, VGfloat y1) VGU_API_EXIT;
  80
  81 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguPolygon(VGPath path,
  82                                      const VGfloat * points, VGint count,
  83                                      VGboolean closed) VGU_API_EXIT;
  84
  85 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguRect(VGPath path,
  86                                   VGfloat x, VGfloat y,
  87                                   VGfloat width, VGfloat height) VGU_API_EXIT;
  88
  89 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguRoundRect(VGPath path,
  90                                        VGfloat x, VGfloat y,
  91                                        VGfloat width, VGfloat height,
  92                                        VGfloat arcWidth, VGfloat arcHeight) VGU_API_EXIT;
  93
  94 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguEllipse(VGPath path,
  95                                      VGfloat cx, VGfloat cy,
  96                                      VGfloat width, VGfloat height) VGU_API_EXIT;
  97
  98 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguArc(VGPath path,
  99                                  VGfloat x, VGfloat y,
 100                                  VGfloat width, VGfloat height,
 101                                  VGfloat startAngle, VGfloat angleExtent,
 102                                  VGUArcType arcType) VGU_API_EXIT;
 103
 104 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguComputeWarpQuadToSquare(VGfloat sx0, VGfloat sy0,
 105                                                      VGfloat sx1, VGfloat sy1,
 106                                                      VGfloat sx2, VGfloat sy2,
 107                                                      VGfloat sx3, VGfloat sy3,
 108                                                      VGfloat * matrix) VGU_API_EXIT;
 109
 110 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguComputeWarpSquareToQuad(VGfloat dx0, VGfloat dy0,
 111                                                      VGfloat dx1, VGfloat dy1,
 112                                                      VGfloat dx2, VGfloat dy2,
 113                                                      VGfloat dx3, VGfloat dy3,
 114                                                      VGfloat * matrix) VGU_API_EXIT;
 115
 116 VGU_API_CALL VGUErrorCode VGU_API_ENTRY vguComputeWarpQuadToQuad(VGfloat dx0, VGfloat dy0,
 117                                                    VGfloat dx1, VGfloat dy1,
 118                                                    VGfloat dx2, VGfloat dy2,
 119                                                    VGfloat dx3, VGfloat dy3,
 120                                                    VGfloat sx0, VGfloat sy0,
 121                                                    VGfloat sx1, VGfloat sy1,
 122                                                    VGfloat sx2, VGfloat sy2,
 123                                                    VGfloat sx3, VGfloat sy3,
 124                                                    VGfloat * matrix) VGU_API_EXIT;
 125
 126 #ifdef __cplusplus
 127 } /* extern "C" */
 128 #endif
 129
 130 #endif /* #ifndef _VGU_H */