src/gpu/GrDistanceFieldTextContext.h - Issue 663423003: Allocate only the vertices we need for text.

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Side by Side Diff: src/gpu/GrDistanceFieldTextContext.h

Issue 663423003: Allocate only the vertices we need for text. (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: Address comments Created 6 years, 2 months ago

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1 /*	1 /*

2 * Copyright 2013 Google Inc.	2 * Copyright 2013 Google Inc.

3 *	3 *

4 * Use of this source code is governed by a BSD-style license that can be	4 * Use of this source code is governed by a BSD-style license that can be

5 * found in the LICENSE file.	5 * found in the LICENSE file.

6 */	6 */

7	7

8 #ifndef GrDistanceFieldTextContext_DEFINED	8 #ifndef GrDistanceFieldTextContext_DEFINED

9 #define GrDistanceFieldTextContext_DEFINED	9 #define GrDistanceFieldTextContext_DEFINED

10	10

(...skipping 23 matching lines...) Expand all Loading...
34 SkScalar fTextRatio;	34 SkScalar fTextRatio;

35 bool fUseLCDText;	35 bool fUseLCDText;

36 bool fEnableDFRendering;	36 bool fEnableDFRendering;

37 SkAutoTUnref<GrGeometryProcessor> fCachedGeometryProcessor;	37 SkAutoTUnref<GrGeometryProcessor> fCachedGeometryProcessor;

38 // Used to check whether fCachedEffect is still valid.	38 // Used to check whether fCachedEffect is still valid.

39 uint32_t fEffectTextureUniqueID;	39 uint32_t fEffectTextureUniqueID;

40 SkColor fEffectColor;	40 SkColor fEffectColor;

41 uint32_t fEffectFlags;	41 uint32_t fEffectFlags;

42 GrTexture* fGammaTexture;	42 GrTexture* fGammaTexture;

43 void* fVertices;	43 void* fVertices;

44 int32_t fMaxVertices;	44 int fCurrVertex;

	45 int fAllocVertexCount;

	46 int fTotalVertexCount;

45 GrTexture* fCurrTexture;	47 GrTexture* fCurrTexture;

46 int fCurrVertex;

47 SkRect fVertexBounds;	48 SkRect fVertexBounds;

48	49

49 GrDistanceFieldTextContext(GrContext*, const SkDeviceProperties&, bool enabl e);	50 GrDistanceFieldTextContext(GrContext*, const SkDeviceProperties&, bool enabl e);

50	51

51 virtual bool canDraw(const SkPaint& paint) SK_OVERRIDE;	52 virtual bool canDraw(const SkPaint& paint) SK_OVERRIDE;

52	53

53 virtual void onDrawText(const GrPaint&, const SkPaint&, const char text[], s ize_t byteLength,	54 virtual void onDrawText(const GrPaint&, const SkPaint&, const char text[], s ize_t byteLength,

54 SkScalar x, SkScalar y) SK_OVERRIDE;	55 SkScalar x, SkScalar y) SK_OVERRIDE;

55 virtual void onDrawPosText(const GrPaint&, const SkPaint&,	56 virtual void onDrawPosText(const GrPaint&, const SkPaint&,

56 const char text[], size_t byteLength,	57 const char text[], size_t byteLength,

57 const SkScalar pos[], int scalarsPerPosition,	58 const SkScalar pos[], int scalarsPerPosition,

58 const SkPoint& offset) SK_OVERRIDE;	59 const SkPoint& offset) SK_OVERRIDE;

59	60

60 void init(const GrPaint&, const SkPaint&);	61 void init(const GrPaint&, const SkPaint&);

61 bool appendGlyph(GrGlyph::PackedID, SkFixed left, SkFixed top, GrFontScaler* );	62 bool appendGlyph(GrGlyph::PackedID, SkFixed left, SkFixed top, GrFontScaler* );

62 void setupCoverageEffect(const SkColor& filteredColor);	63 void setupCoverageEffect(const SkColor& filteredColor);

63 void flush(); // automatically called by destructor	64 void flush(); // automatically called by destructor

64 void finish();	65 void finish();

65 };	66 };

66	67

67 #endif	68 #endif

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