/*------------------------------------------------------------------------ * * OpenVG 1.0.1 Reference Implementation * ------------------------------------- * * Copyright (c) 2007 The Khronos Group Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and /or associated documentation files * (the "Materials "), to deal in the Materials without restriction, * including without limitation the rights to use, copy, modify, merge, * publish, distribute, sublicense, and/or sell copies of the Materials, * and to permit persons to whom the Materials are furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Materials. * * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR * THE USE OR OTHER DEALINGS IN THE MATERIALS. * *//** * \file * \brief OpenVG 1.0.1 API. *//*-------------------------------------------------------------------*/ #ifndef _OPENVG_H #define _OPENVG_H #ifdef __cplusplus extern "C" { #endif #define OPENVG_VERSION_1_0 1 #define OPENVG_VERSION_1_0_1 1 #include typedef khronos_float_t VGfloat; typedef khronos_int8_t VGbyte; typedef khronos_uint8_t VGubyte; typedef khronos_int16_t VGshort; typedef khronos_int32_t VGint; typedef khronos_uint32_t VGuint; typedef khronos_uint32_t VGbitfield; typedef enum { VG_FALSE = 0, VG_TRUE = 1 } VGboolean; #define VG_MAXSHORT ((VGshort)((~((unsigned)0)) >> 1)) #define VG_MAXINT ((VGint)((~((unsigned)0)) >> 1)) typedef VGuint VGHandle; #define VG_INVALID_HANDLE ((VGHandle)0) typedef enum { VG_NO_ERROR = 0, VG_BAD_HANDLE_ERROR = 0x1000, VG_ILLEGAL_ARGUMENT_ERROR = 0x1001, VG_OUT_OF_MEMORY_ERROR = 0x1002, VG_PATH_CAPABILITY_ERROR = 0x1003, VG_UNSUPPORTED_IMAGE_FORMAT_ERROR = 0x1004, VG_UNSUPPORTED_PATH_FORMAT_ERROR = 0x1005, VG_IMAGE_IN_USE_ERROR = 0x1006, VG_NO_CONTEXT_ERROR = 0x1007 } VGErrorCode; typedef enum { /* Mode settings */ VG_MATRIX_MODE = 0x1100, VG_FILL_RULE = 0x1101, VG_IMAGE_QUALITY = 0x1102, VG_RENDERING_QUALITY = 0x1103, VG_BLEND_MODE = 0x1104, VG_IMAGE_MODE = 0x1105, /* Scissoring rectangles */ VG_SCISSOR_RECTS = 0x1106, /* Stroke parameters */ VG_STROKE_LINE_WIDTH = 0x1110, VG_STROKE_CAP_STYLE = 0x1111, VG_STROKE_JOIN_STYLE = 0x1112, VG_STROKE_MITER_LIMIT = 0x1113, VG_STROKE_DASH_PATTERN = 0x1114, VG_STROKE_DASH_PHASE = 0x1115, VG_STROKE_DASH_PHASE_RESET = 0x1116, /* Edge fill color for VG_TILE_FILL tiling mode */ VG_TILE_FILL_COLOR = 0x1120, /* Color for vgClear */ VG_CLEAR_COLOR = 0x1121, /* Enable/disable alpha masking and scissoring */ VG_MASKING = 0x1130, VG_SCISSORING = 0x1131, /* Pixel layout information */ VG_PIXEL_LAYOUT = 0x1140, VG_SCREEN_LAYOUT = 0x1141, /* Source format selection for image filters */ VG_FILTER_FORMAT_LINEAR = 0x1150, VG_FILTER_FORMAT_PREMULTIPLIED = 0x1151, /* Destination write enable mask for image filters */ VG_FILTER_CHANNEL_MASK = 0x1152, /* Implementation limits (read-only) */ VG_MAX_SCISSOR_RECTS = 0x1160, VG_MAX_DASH_COUNT = 0x1161, VG_MAX_KERNEL_SIZE = 0x1162, VG_MAX_SEPARABLE_KERNEL_SIZE = 0x1163, VG_MAX_COLOR_RAMP_STOPS = 0x1164, VG_MAX_IMAGE_WIDTH = 0x1165, VG_MAX_IMAGE_HEIGHT = 0x1166, VG_MAX_IMAGE_PIXELS = 0x1167, VG_MAX_IMAGE_BYTES = 0x1168, VG_MAX_FLOAT = 0x1169, VG_MAX_GAUSSIAN_STD_DEVIATION = 0x116A } VGParamType; typedef enum { VG_RENDERING_QUALITY_NONANTIALIASED = 0x1200, VG_RENDERING_QUALITY_FASTER = 0x1201, VG_RENDERING_QUALITY_BETTER = 0x1202 /* Default */ } VGRenderingQuality; typedef enum { VG_PIXEL_LAYOUT_UNKNOWN = 0x1300, VG_PIXEL_LAYOUT_RGB_VERTICAL = 0x1301, VG_PIXEL_LAYOUT_BGR_VERTICAL = 0x1302, VG_PIXEL_LAYOUT_RGB_HORIZONTAL = 0x1303, VG_PIXEL_LAYOUT_BGR_HORIZONTAL = 0x1304 } VGPixelLayout; typedef enum { VG_MATRIX_PATH_USER_TO_SURFACE = 0x1400, VG_MATRIX_IMAGE_USER_TO_SURFACE = 0x1401, VG_MATRIX_FILL_PAINT_TO_USER = 0x1402, VG_MATRIX_STROKE_PAINT_TO_USER = 0x1403 } VGMatrixMode; typedef enum { VG_CLEAR_MASK = 0x1500, VG_FILL_MASK = 0x1501, VG_SET_MASK = 0x1502, VG_UNION_MASK = 0x1503, VG_INTERSECT_MASK = 0x1504, VG_SUBTRACT_MASK = 0x1505 } VGMaskOperation; #define VG_PATH_FORMAT_STANDARD 0 typedef enum { VG_PATH_DATATYPE_S_8 = 0, VG_PATH_DATATYPE_S_16 = 1, VG_PATH_DATATYPE_S_32 = 2, VG_PATH_DATATYPE_F = 3 } VGPathDatatype; typedef enum { VG_ABSOLUTE = 0, VG_RELATIVE = 1 } VGPathAbsRel; typedef enum { VG_CLOSE_PATH = ( 0 << 1), VG_MOVE_TO = ( 1 << 1), VG_LINE_TO = ( 2 << 1), VG_HLINE_TO = ( 3 << 1), VG_VLINE_TO = ( 4 << 1), VG_QUAD_TO = ( 5 << 1), VG_CUBIC_TO = ( 6 << 1), VG_SQUAD_TO = ( 7 << 1), VG_SCUBIC_TO = ( 8 << 1), VG_SCCWARC_TO = ( 9 << 1), VG_SCWARC_TO = (10 << 1), VG_LCCWARC_TO = (11 << 1), VG_LCWARC_TO = (12 << 1) } VGPathSegment; typedef enum { VG_MOVE_TO_ABS = VG_MOVE_TO | VG_ABSOLUTE, VG_MOVE_TO_REL = VG_MOVE_TO | VG_RELATIVE, VG_LINE_TO_ABS = VG_LINE_TO | VG_ABSOLUTE, VG_LINE_TO_REL = VG_LINE_TO | VG_RELATIVE, VG_HLINE_TO_ABS = VG_HLINE_TO | VG_ABSOLUTE, VG_HLINE_TO_REL = VG_HLINE_TO | VG_RELATIVE, VG_VLINE_TO_ABS = VG_VLINE_TO | VG_ABSOLUTE, VG_VLINE_TO_REL = VG_VLINE_TO | VG_RELATIVE, VG_QUAD_TO_ABS = VG_QUAD_TO | VG_ABSOLUTE, VG_QUAD_TO_REL = VG_QUAD_TO | VG_RELATIVE, VG_CUBIC_TO_ABS = VG_CUBIC_TO | VG_ABSOLUTE, VG_CUBIC_TO_REL = VG_CUBIC_TO | VG_RELATIVE, VG_SQUAD_TO_ABS = VG_SQUAD_TO | VG_ABSOLUTE, VG_SQUAD_TO_REL = VG_SQUAD_TO | VG_RELATIVE, VG_SCUBIC_TO_ABS = VG_SCUBIC_TO | VG_ABSOLUTE, VG_SCUBIC_TO_REL = VG_SCUBIC_TO | VG_RELATIVE, VG_SCCWARC_TO_ABS = VG_SCCWARC_TO | VG_ABSOLUTE, VG_SCCWARC_TO_REL = VG_SCCWARC_TO | VG_RELATIVE, VG_SCWARC_TO_ABS = VG_SCWARC_TO | VG_ABSOLUTE, VG_SCWARC_TO_REL = VG_SCWARC_TO | VG_RELATIVE, VG_LCCWARC_TO_ABS = VG_LCCWARC_TO | VG_ABSOLUTE, VG_LCCWARC_TO_REL = VG_LCCWARC_TO | VG_RELATIVE, VG_LCWARC_TO_ABS = VG_LCWARC_TO | VG_ABSOLUTE, VG_LCWARC_TO_REL = VG_LCWARC_TO | VG_RELATIVE } VGPathCommand; typedef VGHandle VGPath; typedef enum { VG_PATH_CAPABILITY_APPEND_FROM = (1 << 0), VG_PATH_CAPABILITY_APPEND_TO = (1 << 1), VG_PATH_CAPABILITY_MODIFY = (1 << 2), VG_PATH_CAPABILITY_TRANSFORM_FROM = (1 << 3), VG_PATH_CAPABILITY_TRANSFORM_TO = (1 << 4), VG_PATH_CAPABILITY_INTERPOLATE_FROM = (1 << 5), VG_PATH_CAPABILITY_INTERPOLATE_TO = (1 << 6), VG_PATH_CAPABILITY_PATH_LENGTH = (1 << 7), VG_PATH_CAPABILITY_POINT_ALONG_PATH = (1 << 8), VG_PATH_CAPABILITY_TANGENT_ALONG_PATH = (1 << 9), VG_PATH_CAPABILITY_PATH_BOUNDS = (1 << 10), VG_PATH_CAPABILITY_PATH_TRANSFORMED_BOUNDS = (1 << 11), VG_PATH_CAPABILITY_ALL = (1 << 12) - 1 } VGPathCapabilities; typedef enum { VG_PATH_FORMAT = 0x1600, VG_PATH_DATATYPE = 0x1601, VG_PATH_SCALE = 0x1602, VG_PATH_BIAS = 0x1603, VG_PATH_NUM_SEGMENTS = 0x1604, VG_PATH_NUM_COORDS = 0x1605 } VGPathParamType; typedef enum { VG_CAP_BUTT = 0x1700, VG_CAP_ROUND = 0x1701, VG_CAP_SQUARE = 0x1702 } VGCapStyle; typedef enum { VG_JOIN_MITER = 0x1800, VG_JOIN_ROUND = 0x1801, VG_JOIN_BEVEL = 0x1802 } VGJoinStyle; typedef enum { VG_EVEN_ODD = 0x1900, VG_NON_ZERO = 0x1901 } VGFillRule; typedef enum { VG_STROKE_PATH = (1 << 0), VG_FILL_PATH = (1 << 1) } VGPaintMode; typedef VGHandle VGPaint; typedef enum { /* Color paint parameters */ VG_PAINT_TYPE = 0x1A00, VG_PAINT_COLOR = 0x1A01, VG_PAINT_COLOR_RAMP_SPREAD_MODE = 0x1A02, VG_PAINT_COLOR_RAMP_PREMULTIPLIED = 0x1A07, VG_PAINT_COLOR_RAMP_STOPS = 0x1A03, /* Linear gradient paint parameters */ VG_PAINT_LINEAR_GRADIENT = 0x1A04, /* Radial gradient paint parameters */ VG_PAINT_RADIAL_GRADIENT = 0x1A05, /* Pattern paint parameters */ VG_PAINT_PATTERN_TILING_MODE = 0x1A06 } VGPaintParamType; typedef enum { VG_PAINT_TYPE_COLOR = 0x1B00, VG_PAINT_TYPE_LINEAR_GRADIENT = 0x1B01, VG_PAINT_TYPE_RADIAL_GRADIENT = 0x1B02, VG_PAINT_TYPE_PATTERN = 0x1B03 } VGPaintType; typedef enum { VG_COLOR_RAMP_SPREAD_PAD = 0x1C00, VG_COLOR_RAMP_SPREAD_REPEAT = 0x1C01, VG_COLOR_RAMP_SPREAD_REFLECT = 0x1C02 } VGColorRampSpreadMode; typedef enum { VG_TILE_FILL = 0x1D00, VG_TILE_PAD = 0x1D01, VG_TILE_REPEAT = 0x1D02, VG_TILE_REFLECT = 0x1D03 } VGTilingMode; typedef enum { /* RGB{A,X} channel ordering */ VG_sRGBX_8888 = 0, VG_sRGBA_8888 = 1, VG_sRGBA_8888_PRE = 2, VG_sRGB_565 = 3, VG_sRGBA_5551 = 4, VG_sRGBA_4444 = 5, VG_sL_8 = 6, VG_lRGBX_8888 = 7, VG_lRGBA_8888 = 8, VG_lRGBA_8888_PRE = 9, VG_lL_8 = 10, VG_A_8 = 11, VG_BW_1 = 12, /* {A,X}RGB channel ordering */ VG_sXRGB_8888 = 0 | (1 << 6), VG_sARGB_8888 = 1 | (1 << 6), VG_sARGB_8888_PRE = 2 | (1 << 6), VG_sARGB_1555 = 4 | (1 << 6), VG_sARGB_4444 = 5 | (1 << 6), VG_lXRGB_8888 = 7 | (1 << 6), VG_lARGB_8888 = 8 | (1 << 6), VG_lARGB_8888_PRE = 9 | (1 << 6), /* BGR{A,X} channel ordering */ VG_sBGRX_8888 = 0 | (1 << 7), VG_sBGRA_8888 = 1 | (1 << 7), VG_sBGRA_8888_PRE = 2 | (1 << 7), VG_sBGR_565 = 3 | (1 << 7), VG_sBGRA_5551 = 4 | (1 << 7), VG_sBGRA_4444 = 5 | (1 << 7), VG_lBGRX_8888 = 7 | (1 << 7), VG_lBGRA_8888 = 8 | (1 << 7), VG_lBGRA_8888_PRE = 9 | (1 << 7), /* {A,X}BGR channel ordering */ VG_sXBGR_8888 = 0 | (1 << 6) | (1 << 7), VG_sABGR_8888 = 1 | (1 << 6) | (1 << 7), VG_sABGR_8888_PRE = 2 | (1 << 6) | (1 << 7), VG_sABGR_1555 = 4 | (1 << 6) | (1 << 7), VG_sABGR_4444 = 5 | (1 << 6) | (1 << 7), VG_lXBGR_8888 = 7 | (1 << 6) | (1 << 7), VG_lABGR_8888 = 8 | (1 << 6) | (1 << 7), VG_lABGR_8888_PRE = 9 | (1 << 6) | (1 << 7) } VGImageFormat; typedef VGHandle VGImage; typedef enum { VG_IMAGE_QUALITY_NONANTIALIASED = (1 << 0), VG_IMAGE_QUALITY_FASTER = (1 << 1), VG_IMAGE_QUALITY_BETTER = (1 << 2) } VGImageQuality; typedef enum { VG_IMAGE_FORMAT = 0x1E00, VG_IMAGE_WIDTH = 0x1E01, VG_IMAGE_HEIGHT = 0x1E02 } VGImageParamType; typedef enum { VG_DRAW_IMAGE_NORMAL = 0x1F00, VG_DRAW_IMAGE_MULTIPLY = 0x1F01, VG_DRAW_IMAGE_STENCIL = 0x1F02 } VGImageMode; typedef enum { VG_RED = (1 << 3), VG_GREEN = (1 << 2), VG_BLUE = (1 << 1), VG_ALPHA = (1 << 0) } VGImageChannel; typedef enum { VG_BLEND_SRC = 0x2000, VG_BLEND_SRC_OVER = 0x2001, VG_BLEND_DST_OVER = 0x2002, VG_BLEND_SRC_IN = 0x2003, VG_BLEND_DST_IN = 0x2004, VG_BLEND_MULTIPLY = 0x2005, VG_BLEND_SCREEN = 0x2006, VG_BLEND_DARKEN = 0x2007, VG_BLEND_LIGHTEN = 0x2008, VG_BLEND_ADDITIVE = 0x2009 } VGBlendMode; typedef enum { VG_IMAGE_FORMAT_QUERY = 0x2100, VG_PATH_DATATYPE_QUERY = 0x2101 } VGHardwareQueryType; typedef enum { VG_HARDWARE_ACCELERATED = 0x2200, VG_HARDWARE_UNACCELERATED = 0x2201 } VGHardwareQueryResult; typedef enum { VG_VENDOR = 0x2300, VG_RENDERER = 0x2301, VG_VERSION = 0x2302, VG_EXTENSIONS = 0x2303 } VGStringID; /* Function Prototypes */ #if defined(OPENVG_STATIC_LIBRARY) # define VG_API_CALL #else # if defined(_WIN32) || defined(__VC32__) /* Win32 */ # if defined (OPENVG_DLL_EXPORTS) # define VG_API_CALL __declspec(dllexport) # else # define VG_API_CALL __declspec(dllimport) # endif # else # define VG_API_CALL extern # endif /* defined(_WIN32) ||... */ #endif /* defined OPENVG_STATIC_LIBRARY */ #ifndef VG_API_CALL # error VG_API_CALL must be defined #endif VG_API_CALL VGErrorCode vgGetError(void); VG_API_CALL void vgFlush(void); VG_API_CALL void vgFinish(void); /* Getters and Setters */ VG_API_CALL void vgSetf (VGParamType type, VGfloat value); VG_API_CALL void vgSeti (VGParamType type, VGint value); VG_API_CALL void vgSetfv(VGParamType type, VGint count, const VGfloat * values); VG_API_CALL void vgSetiv(VGParamType type, VGint count, const VGint * values); VG_API_CALL VGfloat vgGetf(VGParamType type); VG_API_CALL VGint vgGeti(VGParamType type); VG_API_CALL VGint vgGetVectorSize(VGParamType type); VG_API_CALL void vgGetfv(VGParamType type, VGint count, VGfloat * values); VG_API_CALL void vgGetiv(VGParamType type, VGint count, VGint * values); VG_API_CALL void vgSetParameterf(VGHandle object, VGint paramType, VGfloat value); VG_API_CALL void vgSetParameteri(VGHandle object, VGint paramType, VGint value); VG_API_CALL void vgSetParameterfv(VGHandle object, VGint paramType, VGint count, const VGfloat * values); VG_API_CALL void vgSetParameteriv(VGHandle object, VGint paramType, VGint count, const VGint * values); VG_API_CALL VGfloat vgGetParameterf(VGHandle object, VGint paramType); VG_API_CALL VGint vgGetParameteri(VGHandle object, VGint paramType); VG_API_CALL VGint vgGetParameterVectorSize(VGHandle object, VGint paramType); VG_API_CALL void vgGetParameterfv(VGHandle object, VGint paramType, VGint count, VGfloat * values); VG_API_CALL void vgGetParameteriv(VGHandle object, VGint paramType, VGint count, VGint * values); /* Matrix Manipulation */ VG_API_CALL void vgLoadIdentity(void); VG_API_CALL void vgLoadMatrix(const VGfloat * m); VG_API_CALL void vgGetMatrix(VGfloat * m); VG_API_CALL void vgMultMatrix(const VGfloat * m); VG_API_CALL void vgTranslate(VGfloat tx, VGfloat ty); VG_API_CALL void vgScale(VGfloat sx, VGfloat sy); VG_API_CALL void vgShear(VGfloat shx, VGfloat shy); VG_API_CALL void vgRotate(VGfloat angle); /* Masking and Clearing */ VG_API_CALL void vgMask(VGImage mask, VGMaskOperation operation, VGint x, VGint y, VGint width, VGint height); VG_API_CALL void vgClear(VGint x, VGint y, VGint width, VGint height); /* Paths */ VG_API_CALL VGPath vgCreatePath(VGint pathFormat, VGPathDatatype datatype, VGfloat scale, VGfloat bias, VGint segmentCapacityHint, VGint coordCapacityHint, VGbitfield capabilities); VG_API_CALL void vgClearPath(VGPath path, VGbitfield capabilities); VG_API_CALL void vgDestroyPath(VGPath path); VG_API_CALL void vgRemovePathCapabilities(VGPath path, VGbitfield capabilities); VG_API_CALL VGbitfield vgGetPathCapabilities(VGPath path); VG_API_CALL void vgAppendPath(VGPath dstPath, VGPath srcPath); VG_API_CALL void vgAppendPathData(VGPath dstPath, VGint numSegments, const VGubyte * pathSegments, const void * pathData); VG_API_CALL void vgModifyPathCoords(VGPath dstPath, VGint startIndex, VGint numSegments, const void * pathData); VG_API_CALL void vgTransformPath(VGPath dstPath, VGPath srcPath); VG_API_CALL VGboolean vgInterpolatePath(VGPath dstPath, VGPath startPath, VGPath endPath, VGfloat amount); VG_API_CALL VGfloat vgPathLength(VGPath path, VGint startSegment, VGint numSegments); VG_API_CALL void vgPointAlongPath(VGPath path, VGint startSegment, VGint numSegments, VGfloat distance, VGfloat * x, VGfloat * y, VGfloat * tangentX, VGfloat * tangentY); VG_API_CALL void vgPathBounds(VGPath path, VGfloat * minX, VGfloat * minY, VGfloat * width, VGfloat * height); VG_API_CALL void vgPathTransformedBounds(VGPath path, VGfloat * minX, VGfloat * minY, VGfloat * width, VGfloat * height); VG_API_CALL void vgDrawPath(VGPath path, VGbitfield paintModes); /* Paint */ VG_API_CALL VGPaint vgCreatePaint(void); VG_API_CALL void vgDestroyPaint(VGPaint paint); VG_API_CALL void vgSetPaint(VGPaint paint, VGbitfield paintModes); VG_API_CALL VGPaint vgGetPaint(VGPaintMode paintMode); VG_API_CALL void vgSetColor(VGPaint paint, VGuint rgba); VG_API_CALL VGuint vgGetColor(VGPaint paint); VG_API_CALL void vgPaintPattern(VGPaint paint, VGImage pattern); /* Images */ VG_API_CALL VGImage vgCreateImage(VGImageFormat format, VGint width, VGint height, VGbitfield allowedQuality); VG_API_CALL void vgDestroyImage(VGImage image); VG_API_CALL void vgClearImage(VGImage image, VGint x, VGint y, VGint width, VGint height); VG_API_CALL void vgImageSubData(VGImage image, const void * data, VGint dataStride, VGImageFormat dataFormat, VGint x, VGint y, VGint width, VGint height); VG_API_CALL void vgGetImageSubData(VGImage image, void * data, VGint dataStride, VGImageFormat dataFormat, VGint x, VGint y, VGint width, VGint height); VG_API_CALL VGImage vgChildImage(VGImage parent, VGint x, VGint y, VGint width, VGint height); VG_API_CALL VGImage vgGetParent(VGImage image); VG_API_CALL void vgCopyImage(VGImage dst, VGint dx, VGint dy, VGImage src, VGint sx, VGint sy, VGint width, VGint height, VGboolean dither); VG_API_CALL void vgDrawImage(VGImage image); VG_API_CALL void vgSetPixels(VGint dx, VGint dy, VGImage src, VGint sx, VGint sy, VGint width, VGint height); VG_API_CALL void vgWritePixels(const void * data, VGint dataStride, VGImageFormat dataFormat, VGint dx, VGint dy, VGint width, VGint height); VG_API_CALL void vgGetPixels(VGImage dst, VGint dx, VGint dy, VGint sx, VGint sy, VGint width, VGint height); VG_API_CALL void vgReadPixels(void * data, VGint dataStride, VGImageFormat dataFormat, VGint sx, VGint sy, VGint width, VGint height); VG_API_CALL void vgCopyPixels(VGint dx, VGint dy, VGint sx, VGint sy, VGint width, VGint height); /* Image Filters */ VG_API_CALL void vgColorMatrix(VGImage dst, VGImage src, const VGfloat * matrix); VG_API_CALL void vgConvolve(VGImage dst, VGImage src, VGint kernelWidth, VGint kernelHeight, VGint shiftX, VGint shiftY, const VGshort * kernel, VGfloat scale, VGfloat bias, VGTilingMode tilingMode); VG_API_CALL void vgSeparableConvolve(VGImage dst, VGImage src, VGint kernelWidth, VGint kernelHeight, VGint shiftX, VGint shiftY, const VGshort * kernelX, const VGshort * kernelY, VGfloat scale, VGfloat bias, VGTilingMode tilingMode); VG_API_CALL void vgGaussianBlur(VGImage dst, VGImage src, VGfloat stdDeviationX, VGfloat stdDeviationY, VGTilingMode tilingMode); VG_API_CALL void vgLookup(VGImage dst, VGImage src, const VGubyte * redLUT, const VGubyte * greenLUT, const VGubyte * blueLUT, const VGubyte * alphaLUT, VGboolean outputLinear, VGboolean outputPremultiplied); VG_API_CALL void vgLookupSingle(VGImage dst, VGImage src, const VGuint * lookupTable, VGImageChannel sourceChannel, VGboolean outputLinear, VGboolean outputPremultiplied); /* Hardware Queries */ VG_API_CALL VGHardwareQueryResult vgHardwareQuery(VGHardwareQueryType key, VGint setting); /* Renderer and Extension Information */ VG_API_CALL const VGubyte * vgGetString(VGStringID name); #ifdef __cplusplus } /* extern "C" */ #endif #endif /* _OPENVG_H */