Add GL function pointers for GL_NV_path_rendering

Review URL: http://codereview.appspot.com/6296046/



git-svn-id: http://skia.googlecode.com/svn/trunk@4192 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
bsalomon@google.com 2012-06-06 15:17:54 +00:00
parent e3510507b7
commit fe11cb6486
5 changed files with 409 additions and 2 deletions

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@ -160,6 +160,62 @@ extern "C" {
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLVertexAttrib4fvProc)(GrGLuint indx, const GrGLfloat* values); typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLVertexAttrib4fvProc)(GrGLuint indx, const GrGLfloat* values);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLVertexAttribPointerProc)(GrGLuint indx, GrGLint size, GrGLenum type, GrGLboolean normalized, GrGLsizei stride, const GrGLvoid* ptr); typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLVertexAttribPointerProc)(GrGLuint indx, GrGLint size, GrGLenum type, GrGLboolean normalized, GrGLsizei stride, const GrGLvoid* ptr);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLViewportProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height); typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLViewportProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height);
// Experimental: Functions for GL_NV_path_rendering. These will be
// alphabetized with the above functions once this is fully supported
// (and functions we are unlikely to use will possibly be omitted).
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLMatrixModeProc)(GrGLenum);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLLoadIdentityProc)();
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLLoadMatrixfProc)(const GrGLfloat* m);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathCommandsProc)(GrGLuint path, GrGLsizei numCommands, const GrGLubyte *commands, GrGLsizei numCoords, GrGLenum coordType, const void *coords);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathCoordsProc)(GrGLuint path, GrGLsizei numCoords, GrGLenum coordType, const void *coords);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathSubCommandsProc)(GrGLuint path, GrGLsizei commandStart, GrGLsizei commandsToDelete, GrGLsizei numCommands, const GrGLubyte *commands, GrGLsizei numCoords, GrGLenum coordType, const void *coords);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathSubCoordsProc)(GrGLuint path, GrGLsizei coordStart, GrGLsizei numCoords, GrGLenum coordType, const void *coords);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathStringProc)(GrGLuint path, GrGLenum format, GrGLsizei length, const void *pathString);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathGlyphsProc)(GrGLuint firstPathName, GrGLenum fontTarget, const void *fontName, GrGLbitfield fontStyle, GrGLsizei numGlyphs, GrGLenum type, const void *charcodes, GrGLenum handleMissingGlyphs, GrGLuint pathParameterTemplate, float emScale);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathGlyphRangeProc)(GrGLuint firstPathName, GrGLenum fontTarget, const void *fontName, GrGLbitfield fontStyle, GrGLuint firstGlyph, GrGLsizei numGlyphs, GrGLenum handleMissingGlyphs, GrGLuint pathParameterTemplate, float emScale);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLWeightPathsProc)(GrGLuint resultPath, GrGLsizei numPaths, const GrGLuint paths[], const float weights[]);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLCopyPathProc)(GrGLuint resultPath, GrGLuint srcPath);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLInterpolatePathsProc)(GrGLuint resultPath, GrGLuint pathA, GrGLuint pathB, float weight);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLTransformPathProc)(GrGLuint resultPath, GrGLuint srcPath, GrGLenum transformType, const float *transformValues);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathParameterivProc)(GrGLuint path, GrGLenum pname, const int *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathParameteriProc)(GrGLuint path, GrGLenum pname, int value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathParameterfvProc)(GrGLuint path, GrGLenum pname, const float *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathParameterfProc)(GrGLuint path, GrGLenum pname, float value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathDashArrayProc)(GrGLuint path, GrGLsizei dashCount, const float *dashArray);
typedef GrGLuint (GR_GL_FUNCTION_TYPE* GrGLGenPathsProc)(GrGLsizei range);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLDeletePathsProc)(GrGLuint path, GrGLsizei range);
typedef GrGLboolean (GR_GL_FUNCTION_TYPE* GrGLIsPathProc)(GrGLuint path);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathStencilFuncProc)(GrGLenum func, int ref, GrGLuint mask);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathStencilDepthOffsetProc)(float factor, int units);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLStencilFillPathProc)(GrGLuint path, GrGLenum fillMode, GrGLuint mask);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLStencilStrokePathProc)(GrGLuint path, int reference, GrGLuint mask);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLStencilFillPathInstancedProc)(GrGLsizei numPaths, GrGLenum pathNameType, const void *paths, GrGLuint pathBase, GrGLenum fillMode, GrGLuint mask, GrGLenum transformType, const float *transformValues);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLStencilStrokePathInstancedProc)(GrGLsizei numPaths, GrGLenum pathNameType, const void *paths, GrGLuint pathBase, int reference, GrGLuint mask, GrGLenum transformType, const float *transformValues);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathCoverDepthFuncProc)(GrGLenum zfunc);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathColorGenProc)(GrGLenum color, GrGLenum genMode, GrGLenum colorFormat, const float *coeffs);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathTexGenProc)(GrGLenum texCoordSet, GrGLenum genMode, int components, const float *coeffs);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLPathFogGenProc)(GrGLenum genMode);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLCoverFillPathProc)(GrGLuint path, GrGLenum coverMode);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLCoverStrokePathProc)(GrGLuint name, GrGLenum coverMode);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLCoverFillPathInstancedProc)(GrGLsizei numPaths, GrGLenum pathNameType, const void *paths, GrGLuint pathBase, GrGLenum coverMode, GrGLenum transformType, const float *transformValues);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLCoverStrokePathInstancedProc)(GrGLsizei numPaths, GrGLenum pathNameType, const void *paths, GrGLuint pathBase, GrGLenum coverMode, GrGLenum transformType, const float* transformValues);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathParameterivProc)(GrGLuint name, GrGLenum param, int *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathParameterfvProc)(GrGLuint name, GrGLenum param, float *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathCommandsProc)(GrGLuint name, GrGLubyte *commands);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathCoordsProc)(GrGLuint name, float *coords);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathDashArrayProc)(GrGLuint name, float *dashArray);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathMetricsProc)(GrGLbitfield metricQueryMask, GrGLsizei numPaths, GrGLenum pathNameType, const void *paths, GrGLuint pathBase, GrGLsizei stride, float *metrics);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathMetricRangeProc)(GrGLbitfield metricQueryMask, GrGLuint fistPathName, GrGLsizei numPaths, GrGLsizei stride, float *metrics);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathSpacingProc)(GrGLenum pathListMode, GrGLsizei numPaths, GrGLenum pathNameType, const void *paths, GrGLuint pathBase, float advanceScale, float kerningScale, GrGLenum transformType, float *returnedSpacing);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathColorGenivProc)(GrGLenum color, GrGLenum pname, int *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathColorGenfvProc)(GrGLenum color, GrGLenum pname, float *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathTexGenivProc)(GrGLenum texCoordSet, GrGLenum pname, int *value);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLGetPathTexGenfvProc)(GrGLenum texCoordSet, GrGLenum pname, float *value);
typedef GrGLboolean (GR_GL_FUNCTION_TYPE* GrGLIsPointInFillPathProc)(GrGLuint path, GrGLuint mask, float x, float y);
typedef GrGLboolean (GR_GL_FUNCTION_TYPE* GrGLIsPointInStrokePathProc)(GrGLuint path, float x, float y);
typedef GrGLfloat (GR_GL_FUNCTION_TYPE* GrGLGetPathLengthProc)(GrGLuint path, GrGLsizei startSegment, GrGLsizei numSegments);
typedef GrGLboolean (GR_GL_FUNCTION_TYPE* GrGLPointAlongPathProc)(GrGLuint path, GrGLsizei startSegment, GrGLsizei numSegments, float distance, float *x, float *y, float *tangentX, float *tangentY);
} // extern "C" } // extern "C"
#endif #endif

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@ -252,6 +252,62 @@ public:
GLPtr<GrGLVertexAttribPointerProc> fVertexAttribPointer; GLPtr<GrGLVertexAttribPointerProc> fVertexAttribPointer;
GLPtr<GrGLViewportProc> fViewport; GLPtr<GrGLViewportProc> fViewport;
// Experimental: Functions for GL_NV_path_rendering. These will be
// alphabetized with the above functions once this is fully supported
// (and functions we are unlikely to use will possibly be omitted).
GLPtr<GrGLMatrixModeProc> fMatrixMode;
GLPtr<GrGLLoadIdentityProc> fLoadIdentity;
GLPtr<GrGLLoadMatrixfProc> fLoadMatrixf;
GLPtr<GrGLPathCommandsProc> fPathCommands;
GLPtr<GrGLPathCoordsProc> fPathCoords;
GLPtr<GrGLPathSubCommandsProc> fPathSubCommands;
GLPtr<GrGLPathSubCoordsProc> fPathSubCoords;
GLPtr<GrGLPathStringProc> fPathString;
GLPtr<GrGLPathGlyphsProc> fPathGlyphs;
GLPtr<GrGLPathGlyphRangeProc> fPathGlyphRange;
GLPtr<GrGLWeightPathsProc> fWeightPaths;
GLPtr<GrGLCopyPathProc> fCopyPath;
GLPtr<GrGLInterpolatePathsProc> fInterpolatePaths;
GLPtr<GrGLTransformPathProc> fTransformPath;
GLPtr<GrGLPathParameterivProc> fPathParameteriv;
GLPtr<GrGLPathParameteriProc> fPathParameteri;
GLPtr<GrGLPathParameterfvProc> fPathParameterfv;
GLPtr<GrGLPathParameterfProc> fPathParameterf;
GLPtr<GrGLPathDashArrayProc> fPathDashArray;
GLPtr<GrGLGenPathsProc> fGenPaths;
GLPtr<GrGLDeletePathsProc> fDeletePaths;
GLPtr<GrGLIsPathProc> fIsPath;
GLPtr<GrGLPathStencilFuncProc> fPathStencilFunc;
GLPtr<GrGLPathStencilDepthOffsetProc> fPathStencilDepthOffset;
GLPtr<GrGLStencilFillPathProc> fStencilFillPath;
GLPtr<GrGLStencilStrokePathProc> fStencilStrokePath;
GLPtr<GrGLStencilFillPathInstancedProc> fStencilFillPathInstanced;
GLPtr<GrGLStencilStrokePathInstancedProc> fStencilStrokePathInstanced;
GLPtr<GrGLPathCoverDepthFuncProc> fPathCoverDepthFunc;
GLPtr<GrGLPathColorGenProc> fPathColorGen;
GLPtr<GrGLPathTexGenProc> fPathTexGen;
GLPtr<GrGLPathFogGenProc> fPathFogGen;
GLPtr<GrGLCoverFillPathProc> fCoverFillPath;
GLPtr<GrGLCoverStrokePathProc> fCoverStrokePath;
GLPtr<GrGLCoverFillPathInstancedProc> fCoverFillPathInstanced;
GLPtr<GrGLCoverStrokePathInstancedProc> fCoverStrokePathInstanced;
GLPtr<GrGLGetPathParameterivProc> fGetPathParameteriv;
GLPtr<GrGLGetPathParameterfvProc> fGetPathParameterfv;
GLPtr<GrGLGetPathCommandsProc> fGetPathCommands;
GLPtr<GrGLGetPathCoordsProc> fGetPathCoords;
GLPtr<GrGLGetPathDashArrayProc> fGetPathDashArray;
GLPtr<GrGLGetPathMetricsProc> fGetPathMetrics;
GLPtr<GrGLGetPathMetricRangeProc> fGetPathMetricRange;
GLPtr<GrGLGetPathSpacingProc> fGetPathSpacing;
GLPtr<GrGLGetPathColorGenivProc> fGetPathColorGeniv;
GLPtr<GrGLGetPathColorGenfvProc> fGetPathColorGenfv;
GLPtr<GrGLGetPathTexGenivProc> fGetPathTexGeniv;
GLPtr<GrGLGetPathTexGenfvProc> fGetPathTexGenfv;
GLPtr<GrGLIsPointInFillPathProc> fIsPointInFillPath;
GLPtr<GrGLIsPointInStrokePathProc> fIsPointInStrokePath;
GLPtr<GrGLGetPathLengthProc> fGetPathLength;
GLPtr<GrGLPointAlongPathProc> fPointAlongPath;
// Per-GL func callback // Per-GL func callback
#if GR_GL_PER_GL_FUNC_CALLBACK #if GR_GL_PER_GL_FUNC_CALLBACK
GrGLInterfaceCallbackProc fCallback; GrGLInterfaceCallbackProc fCallback;

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@ -490,8 +490,8 @@
#define GR_GL_SPHERE_MAP 0x2402 #define GR_GL_SPHERE_MAP 0x2402
#define GR_GL_DECAL 0x2101 #define GR_GL_DECAL 0x2101
#define GR_GL_MODULATE 0x2100 #define GR_GL_MODULATE 0x2100
/* GL_NEAREST */ /* GL_NEAREST */
/* GL_REPEAT */ /* GL_REPEAT */
#define GR_GL_CLAMP 0x2900 #define GR_GL_CLAMP 0x2900
#define GR_GL_S 0x2000 #define GR_GL_S 0x2000
#define GR_GL_T 0x2001 #define GR_GL_T 0x2001
@ -701,4 +701,182 @@
#define GR_GL_INVALID_FRAMEBUFFER_OPERATION 0x0506 #define GR_GL_INVALID_FRAMEBUFFER_OPERATION 0x0506
/* Path Rendering */
// commands
#define GR_GL_CLOSE_PATH 0x00
#define GR_GL_MOVE_TO 0x02
#define GR_GL_RELATIVE_MOVE_TO 0x03
#define GR_GL_LINE_TO 0x04
#define GR_GL_RELATIVE_LINE_TO 0x05
#define GR_GL_HORIZONTAL_LINE_TO 0x06
#define GR_GL_RELATIVE_HORIZONTAL_LINE_TO 0x07
#define GR_GL_VERTICAL_LINE_TO 0x08
#define GR_GL_RELATIVE_VERTICAL_LINE_TO 0x09
#define GR_GL_QUADRATIC_CURVE_TO 0x0A
#define GR_GL_RELATIVE_QUADRATIC_CURVE_TO 0x0B
#define GR_GL_CUBIC_CURVE_TO 0x0C
#define GR_GL_RELATIVE_CUBIC_CURVE_TO 0x0D
#define GR_GL_SMOOTH_QUADRATIC_CURVE_TO 0x0E
#define GR_GL_RELATIVE_SMOOTH_QUADRATIC_CURVE_TO 0x0F
#define GR_GL_SMOOTH_CUBIC_CURVE_TO 0x10
#define GR_GL_RELATIVE_SMOOTH_CUBIC_CURVE_TO 0x11
#define GR_GL_SMALL_CCW_ARC_TO 0x12
#define GR_GL_RELATIVE_SMALL_CCW_ARC_TO 0x13
#define GR_GL_SMALL_CW_ARC_TO 0x14
#define GR_GL_RELATIVE_SMALL_CW_ARC_TO 0x15
#define GR_GL_LARGE_CCW_ARC_TO 0x16
#define GR_GL_RELATIVE_LARGE_CCW_ARC_TO 0x17
#define GR_GL_LARGE_CW_ARC_TO 0x18
#define GR_GL_RELATIVE_LARGE_CW_ARC_TO 0x19
#define GR_GL_CIRCULAR_CCW_ARC_TO 0xF8
#define GR_GL_CIRCULAR_CW_ARC_TO 0xFA
#define GR_GL_CIRCULAR_TANGENT_ARC_TO 0xFC
#define GR_GL_ARC_TO 0xFE
#define GR_GL_RELATIVE_ARC_TO 0xFF
// path string formats
#define GR_GL_PATH_FORMAT_SVG 0x9070
#define GR_GL_PATH_FORMAT_PS 0x9071
// font targets
#define GR_GL_STANDARD_FONT_NAME 0x9072
#define GR_GL_SYSTEM_FONT_NAME 0x9073
#define GR_GL_FILE_NAME 0x9074
// handle missing glyphs
#define GR_GL_SKIP_MISSING_GLYPH 0x90A9
#define GR_GL_USE_MISSING_GLYPH 0x90AA
// path parameters
#define GR_GL_PATH_STROKE_WIDTH 0x9075
#define GR_GL_PATH_INITIAL_END_CAP 0x9077
#define GR_GL_PATH_TERMINAL_END_CAP 0x9078
#define GR_GL_PATH_JOIN_STYLE 0x9079
#define GR_GL_PATH_MITER_LIMIT 0x907A
#define GR_GL_PATH_INITIAL_DASH_CAP 0x907C
#define GR_GL_PATH_TERMINAL_DASH_CAP 0x907D
#define GR_GL_PATH_DASH_OFFSET 0x907E
#define GR_GL_PATH_CLIENT_LENGTH 0x907F
#define GR_GL_PATH_DASH_OFFSET_RESET 0x90B4
#define GR_GL_PATH_FILL_MODE 0x9080
#define GR_GL_PATH_FILL_MASK 0x9081
#define GR_GL_PATH_FILL_COVER_MODE 0x9082
#define GR_GL_PATH_STROKE_COVER_MODE 0x9083
#define GR_GL_PATH_STROKE_MASK 0x9084
#define GR_GL_PATH_END_CAPS 0x9076
#define GR_GL_PATH_DASH_CAPS 0x907B
#define GR_GL_PATH_COMMAND_COUNT 0x909D
#define GR_GL_PATH_COORD_COUNT 0x909E
#define GR_GL_PATH_DASH_ARRAY_COUNT 0x909F
#define GR_GL_PATH_FILL_BOUNDING_BOX 0x90A1
#define GR_GL_PATH_STROKE_BOUNDING_BOX 0x90A2
// fill modes
/* GL_INVERT */
#define GR_GL_COUNT_UP 0x9088
#define GR_GL_COUNT_DOWN 0x9089
/* GL_PATH_FILL_MODE_NV */
// path color gen
/* GL_PRIMARY_COLOR */
#define GR_GL_SECONDARY_COLOR 0x852D
// gen mode
/* GL_NONE */
/* GL_EYE_LINEAR */
/* GL_OBJECT_LINEAR */
#define GR_GL_PATH_OBJECT_BOUNDING_BOX 0x908A
// cover mode
#define GR_GL_CONVEX_HULL 0x908B
#define GR_GL_BOUNDING_BOX 0x908D
#define GR_GL_BOUNDING_BOX_OF_BOUNDING_BOXES 0x909C
/* GL_PATH_FILL_COVER_MODE_NV */
// transform type
/* GL_NONE */
#define GR_GL_TRANSLATE_X 0x908E
#define GR_GL_TRANSLATE_Y 0x908F
#define GR_GL_TRANSLATE_2D 0x9090
#define GR_GL_TRANSLATE_3D 0x9091
#define GR_GL_AFFINE_2D 0x9092
#define GR_GL_AFFINE_3D 0x9094
#define GR_GL_TRANSPOSE_AFFINE_2D 0x9096
#define GR_GL_TRANSPOSE_AFFINE_3D 0x9098
// path string types
#define GR_GL_UTF8 0x909A
#define GR_GL_UTF16 0x909B
#define GR_GL_PATH_COMPUTED_LENGTH 0x90A0
// cap/dash values
/* GL_FLAT */
#define GR_GL_SQUARE 0x90A3
#define GR_GL_ROUND 0x90A4
#define GR_GL_TRIANGULAR 0x90A5
// join values
/* GL_NONE */
/* GL_ROUND_NV */
#define GR_GL_BEVEL 0x90A6
#define GR_GL_MITER_REVERT 0x90A7
#define GR_GL_MITER_TRUNCATE 0x90A8
// path dash reset values
#define GR_GL_MOVE_TO_RESETS 0x90B5
#define GR_GL_MOVE_TO_CONTINUES 0x90B6
// font styles
/* GL_NONE */
#define GR_GL_BOLD_BIT 0x01
#define GR_GL_ITALIC_BIT 0x02
// pnames for glGet
#define GR_GL_PATH_ERROR_POSITION 0x90AB
#define GR_GL_PATH_FOG_GEN_MODE 0x90AC
#define GR_GL_PATH_STENCIL_FUNC 0x90B7
#define GR_GL_PATH_STENCIL_REF 0x90B8
#define GR_GL_PATH_STENCIL_VALUE_MASK 0x90B9
#define GR_GL_PATH_STENCIL_DEPTH_OFFSET_FACTOR 0x90BD
#define GR_GL_PATH_STENCIL_DEPTH_OFFSET_UNITS 0x90BE
#define GR_GL_PATH_COVER_DEPTH_FUNC 0x90BF
// per-glyph metrics bits in metric mask query
#define GR_GL_GLYPH_WIDTH_BIT 0x01
#define GR_GL_GLYPH_HEIGHT_BIT 0x02
#define GR_GL_GLYPH_HORIZONTAL_BEARING_X_BIT 0x04
#define GR_GL_GLYPH_HORIZONTAL_BEARING_Y_BIT 0x08
#define GR_GL_GLYPH_HORIZONTAL_BEARING_ADVANCE_BIT 0x10
#define GR_GL_GLYPH_VERTICAL_BEARING_X_BIT 0x20
#define GR_GL_GLYPH_VERTICAL_BEARING_Y_BIT 0x40
#define GR_GL_GLYPH_VERTICAL_BEARING_ADVANCE_BIT 0x80
#define GR_GL_GLYPH_HAS_KERNING 0x100
// per-font face metrics in metric mask query
#define GR_GL_FONT_X_MIN_BOUNDS 0x00010000
#define GR_GL_FONT_Y_MIN_BOUNDS 0x00020000
#define GR_GL_FONT_X_MAX_BOUNDS 0x00040000
#define GR_GL_FONT_Y_MAX_BOUNDS 0x00080000
#define GR_GL_FONT_UNITS_PER_EM 0x00100000
#define GR_GL_FONT_ASCENDER 0x00200000
#define GR_GL_FONT_DESCENDER 0x00400000
#define GR_GL_FONT_HEIGHT 0x00800000
#define GR_GL_FONT_MAX_ADVANCE_WIDTH 0x01000000
#define GR_GL_FONT_MAX_ADVANCE_HEIGHT 0x02000000
#define GR_GL_FONT_UNDERLINE_POSITION 0x04000000
#define GR_GL_FONT_UNDERLINE_THICKNESS 0x08000000
#define GR_GL_FONT_HAS_KERNING 0x10000000
// path list modes (glGetPathSpacing)
#define GR_GL_ACCUM_ADJACENT_PAIRS 0x90AD
#define GR_GL_ADJACENT_PAIRS 0x90AE
#define GR_GL_FIRST_TO_REST 0x90AF
//path gen modes
#define GR_GL_PATH_GEN_MODE 0x90B0
#define GR_GL_PATH_GEN_COEFF 0x90B1
#define GR_GL_PATH_GEN_COLOR_FORMAT 0x90B2
#define GR_GL_PATH_GEN_COMPONENTS 0x90B3
#endif #endif

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@ -192,6 +192,68 @@ bool GrGLInterface::validate(GrGLBinding binding) const {
return false; return false;
} }
} }
// The below two blocks are checks for functions used with
// GL_NV_path_rendering. We're not enforcing that they be non-NULL
// because they aren't actually called at this time.
if (false &&
NULL == fMatrixMode ||
NULL == fLoadIdentity ||
NULL == fLoadMatrixf) {
return false;
}
if (false && GrGLHasExtensionFromString("GL_NV_path_rendering", ext)) {
if (NULL == fPathCommands ||
NULL == fPathCoords ||
NULL == fPathSubCommands ||
NULL == fPathSubCoords ||
NULL == fPathString ||
NULL == fPathGlyphs ||
NULL == fPathGlyphRange ||
NULL == fWeightPaths ||
NULL == fCopyPath ||
NULL == fInterpolatePaths ||
NULL == fTransformPath ||
NULL == fPathParameteriv ||
NULL == fPathParameteri ||
NULL == fPathParameterfv ||
NULL == fPathParameterf ||
NULL == fPathDashArray ||
NULL == fGenPaths ||
NULL == fDeletePaths ||
NULL == fIsPath ||
NULL == fPathStencilFunc ||
NULL == fPathStencilDepthOffset ||
NULL == fStencilFillPath ||
NULL == fStencilStrokePath ||
NULL == fStencilFillPathInstanced ||
NULL == fStencilStrokePathInstanced ||
NULL == fPathCoverDepthFunc ||
NULL == fPathColorGen ||
NULL == fPathTexGen ||
NULL == fPathFogGen ||
NULL == fCoverFillPath ||
NULL == fCoverStrokePath ||
NULL == fCoverFillPathInstanced ||
NULL == fCoverStrokePathInstanced ||
NULL == fGetPathParameteriv ||
NULL == fGetPathParameterfv ||
NULL == fGetPathCommands ||
NULL == fGetPathCoords ||
NULL == fGetPathDashArray ||
NULL == fGetPathMetrics ||
NULL == fGetPathMetricRange ||
NULL == fGetPathSpacing ||
NULL == fGetPathColorGeniv ||
NULL == fGetPathColorGenfv ||
NULL == fGetPathTexGeniv ||
NULL == fGetPathTexGenfv ||
NULL == fIsPointInFillPath ||
NULL == fIsPointInStrokePath ||
NULL == fGetPathLength ||
NULL == fPointAlongPath) {
return false;
}
}
} }
// optional function on desktop before 1.3 // optional function on desktop before 1.3

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@ -79,6 +79,9 @@ const GrGLInterface* GrGLCreateNativeInterface() {
interface->fGetString = glGetString; interface->fGetString = glGetString;
interface->fGetTexLevelParameteriv = glGetTexLevelParameteriv; interface->fGetTexLevelParameteriv = glGetTexLevelParameteriv;
interface->fLineWidth = glLineWidth; interface->fLineWidth = glLineWidth;
interface->fLoadIdentity = glLoadIdentity;
interface->fLoadMatrixf = glLoadMatrixf;
interface->fMatrixMode = glMatrixMode;
interface->fPixelStorei = glPixelStorei; interface->fPixelStorei = glPixelStorei;
interface->fReadBuffer = glReadBuffer; interface->fReadBuffer = glReadBuffer;
interface->fReadPixels = glReadPixels; interface->fReadPixels = glReadPixels;
@ -216,6 +219,58 @@ const GrGLInterface* GrGLCreateNativeInterface() {
GR_GL_GET_PROC(MapBuffer); GR_GL_GET_PROC(MapBuffer);
GR_GL_GET_PROC(UnmapBuffer); GR_GL_GET_PROC(UnmapBuffer);
if (GrGLHasExtensionFromString("GL_NV_path_rendering", extString)) {
GR_GL_GET_PROC_SUFFIX(PathCommands, NV);
GR_GL_GET_PROC_SUFFIX(PathCoords, NV);
GR_GL_GET_PROC_SUFFIX(PathSubCommands, NV);
GR_GL_GET_PROC_SUFFIX(PathSubCoords, NV);
GR_GL_GET_PROC_SUFFIX(PathString, NV);
GR_GL_GET_PROC_SUFFIX(PathGlyphs, NV);
GR_GL_GET_PROC_SUFFIX(PathGlyphRange, NV);
GR_GL_GET_PROC_SUFFIX(WeightPaths, NV);
GR_GL_GET_PROC_SUFFIX(CopyPath, NV);
GR_GL_GET_PROC_SUFFIX(InterpolatePaths, NV);
GR_GL_GET_PROC_SUFFIX(TransformPath, NV);
GR_GL_GET_PROC_SUFFIX(PathParameteriv, NV);
GR_GL_GET_PROC_SUFFIX(PathParameteri, NV);
GR_GL_GET_PROC_SUFFIX(PathParameterfv, NV);
GR_GL_GET_PROC_SUFFIX(PathParameterf, NV);
GR_GL_GET_PROC_SUFFIX(PathDashArray, NV);
GR_GL_GET_PROC_SUFFIX(GenPaths, NV);
GR_GL_GET_PROC_SUFFIX(DeletePaths, NV);
GR_GL_GET_PROC_SUFFIX(IsPath, NV);
GR_GL_GET_PROC_SUFFIX(PathStencilFunc, NV);
GR_GL_GET_PROC_SUFFIX(PathStencilDepthOffset, NV);
GR_GL_GET_PROC_SUFFIX(StencilFillPath, NV);
GR_GL_GET_PROC_SUFFIX(StencilStrokePath, NV);
GR_GL_GET_PROC_SUFFIX(StencilFillPathInstanced, NV);
GR_GL_GET_PROC_SUFFIX(StencilStrokePathInstanced, NV);
GR_GL_GET_PROC_SUFFIX(PathCoverDepthFunc, NV);
GR_GL_GET_PROC_SUFFIX(PathColorGen, NV);
GR_GL_GET_PROC_SUFFIX(PathTexGen, NV);
GR_GL_GET_PROC_SUFFIX(PathFogGen, NV);
GR_GL_GET_PROC_SUFFIX(CoverFillPath, NV);
GR_GL_GET_PROC_SUFFIX(CoverStrokePath, NV);
GR_GL_GET_PROC_SUFFIX(CoverFillPathInstanced, NV);
GR_GL_GET_PROC_SUFFIX(CoverStrokePathInstanced, NV);
GR_GL_GET_PROC_SUFFIX(GetPathParameteriv, NV);
GR_GL_GET_PROC_SUFFIX(GetPathParameterfv, NV);
GR_GL_GET_PROC_SUFFIX(GetPathCommands, NV);
GR_GL_GET_PROC_SUFFIX(GetPathCoords, NV);
GR_GL_GET_PROC_SUFFIX(GetPathDashArray, NV);
GR_GL_GET_PROC_SUFFIX(GetPathMetrics, NV);
GR_GL_GET_PROC_SUFFIX(GetPathMetricRange, NV);
GR_GL_GET_PROC_SUFFIX(GetPathSpacing, NV);
GR_GL_GET_PROC_SUFFIX(GetPathColorGeniv, NV);
GR_GL_GET_PROC_SUFFIX(GetPathColorGenfv, NV);
GR_GL_GET_PROC_SUFFIX(GetPathTexGeniv, NV);
GR_GL_GET_PROC_SUFFIX(GetPathTexGenfv, NV);
GR_GL_GET_PROC_SUFFIX(IsPointInFillPath, NV);
GR_GL_GET_PROC_SUFFIX(IsPointInStrokePath, NV);
GR_GL_GET_PROC_SUFFIX(GetPathLength, NV);
GR_GL_GET_PROC_SUFFIX(PointAlongPath, NV);
}
interface->fBindingsExported = kDesktop_GrGLBinding; interface->fBindingsExported = kDesktop_GrGLBinding;
return interface; return interface;