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tessellator.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef FLUTTER_IMPELLER_TESSELLATOR_C_TESSELLATOR_H_
6 #define FLUTTER_IMPELLER_TESSELLATOR_C_TESSELLATOR_H_
7
8 #include <cstdint>
9
10 #include "impeller/geometry/path_builder.h"
11
12 #ifdef _WIN32
13 #define IMPELLER_API __declspec(dllexport)
14 #else
15 #define IMPELLER_API __attribute__((visibility("default")))
16 #endif
17
18 extern "C" {
19
20 namespace impeller {
21
22 struct IMPELLER_API Vertices {
23 float* points;
24 uint32_t length;
25 };
26
27 IMPELLER_API PathBuilder* CreatePathBuilder();
28
29 IMPELLER_API void DestroyPathBuilder(PathBuilder* builder);
30
31 IMPELLER_API void MoveTo(PathBuilder* builder, Scalar x, Scalar y);
32
33 IMPELLER_API void LineTo(PathBuilder* builder, Scalar x, Scalar y);
34
35 IMPELLER_API void CubicTo(PathBuilder* builder,
36 Scalar x1,
37 Scalar y1,
38 Scalar x2,
39 Scalar y2,
40 Scalar x3,
41 Scalar y3);
42
43 IMPELLER_API void Close(PathBuilder* builder);
44
45 IMPELLER_API struct Vertices* Tessellate(PathBuilder* builder,
46 int fill_type,
47 Scalar tolerance);
48
49 IMPELLER_API void DestroyVertices(Vertices* vertices);
50
51 } // namespace impeller
52 }
53
54 #endif // FLUTTER_IMPELLER_TESSELLATOR_C_TESSELLATOR_H_
impeller::Scalar
float Scalar
Definition: scalar.h:18
impeller::DestroyVertices
void DestroyVertices(Vertices *vertices)
Definition: tessellator.cc:76
impeller::PathBuilder
Definition: path_builder.h:14
impeller::MoveTo
void MoveTo(PathBuilder *builder, Scalar x, Scalar y)
Definition: tessellator.cc:20
impeller::Vertices
Definition: tessellator.h:22
path_builder.h
impeller::Vertices::points
float * points
Definition: tessellator.h:23
impeller::Vertices::length
uint32_t length
Definition: tessellator.h:24
impeller::CreatePathBuilder
PathBuilder * CreatePathBuilder()
Definition: tessellator.cc:12
impeller::CubicTo
void CubicTo(PathBuilder *builder, Scalar x1, Scalar y1, Scalar x2, Scalar y2, Scalar x3, Scalar y3)
Definition: tessellator.cc:28
impeller::Close
void Close(PathBuilder *builder)
Definition: tessellator.cc:38
impeller::LineTo
void LineTo(PathBuilder *builder, Scalar x, Scalar y)
Definition: tessellator.cc:24
IMPELLER_API
#define IMPELLER_API
Definition: tessellator.h:15
impeller::DestroyPathBuilder
void DestroyPathBuilder(PathBuilder *builder)
Definition: tessellator.cc:16
impeller::Tessellate
struct Vertices * Tessellate(PathBuilder *builder, int fill_type, Scalar tolerance)
Definition: tessellator.cc:42
impeller
Definition: aiks_blend_unittests.cc:18