1 | // [Blend2D] |
---|---|
2 | // 2D Vector Graphics Powered by a JIT Compiler. |
3 | // |
4 | // [License] |
5 | // Zlib - See LICENSE.md file in the package. |
6 | |
7 | #ifndef BLEND2D_BLCONTEXT_P_H |
8 | #define BLEND2D_BLCONTEXT_P_H |
9 | |
10 | #include "./blapi-internal_p.h" |
11 | #include "./blarray_p.h" |
12 | #include "./blcontext.h" |
13 | #include "./blpath_p.h" |
14 | #include "./blsupport_p.h" |
15 | #include "./blthreading_p.h" |
16 | |
17 | //! \cond INTERNAL |
18 | //! \addtogroup blend2d_internal |
19 | //! \{ |
20 | |
21 | // ============================================================================ |
22 | // [Constants] |
23 | // ============================================================================ |
24 | |
25 | static constexpr const double BL_CONTEXT_MINIMUM_TOLERANCE = 0.01; |
26 | static constexpr const double BL_CONTEXT_MAXIMUM_TOLERANCE = 0.50; |
27 | |
28 | // ============================================================================ |
29 | // [Utilities] |
30 | // ============================================================================ |
31 | |
32 | static BL_INLINE void blContextStateInit(BLContextState* self) noexcept { |
33 | self->hints.reset(); |
34 | self->compOp = uint8_t(BL_COMP_OP_SRC_OVER); |
35 | self->fillRule = uint8_t(BL_FILL_RULE_NON_ZERO); |
36 | self->styleType[BL_CONTEXT_OP_TYPE_FILL] = uint8_t(BL_STYLE_TYPE_NONE); |
37 | self->styleType[BL_CONTEXT_OP_TYPE_STROKE] = uint8_t(BL_STYLE_TYPE_NONE); |
38 | memset(self->reserved, 0, sizeof(self->reserved)); |
39 | |
40 | self->approximationOptions = blMakeDefaultApproximationOptions(); |
41 | self->globalAlpha = 1.0; |
42 | self->styleAlpha[BL_CONTEXT_OP_TYPE_FILL] = 1.0; |
43 | self->styleAlpha[BL_CONTEXT_OP_TYPE_STROKE] = 1.0; |
44 | |
45 | blStrokeOptionsInit(&self->strokeOptions); |
46 | self->metaMatrix.reset(); |
47 | self->userMatrix.reset(); |
48 | self->savedStateCount = 0; |
49 | } |
50 | |
51 | static BL_INLINE void blContextStateDestroy(BLContextState* self) noexcept { |
52 | blArrayReset(&self->strokeOptions.dashArray); |
53 | } |
54 | |
55 | BL_HIDDEN extern BLWrap<BLContextState> blNullContextState; |
56 | BL_HIDDEN extern BLAtomicUInt64Generator blContextIdGenerator; |
57 | |
58 | //! \} |
59 | //! \endcond |
60 | |
61 | #endif // BLEND2D_BLCONTEXT_P_H |
62 |