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Transform.h
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007-2018 Laurent Gomila (laurent@sfml-dev.org)
5 //
6 // This software is provided 'as-is', without any express or implied warranty.
7 // In no event will the authors be held liable for any damages arising from the use of this software.
8 //
9 // Permission is granted to anyone to use this software for any purpose,
10 // including commercial applications, and to alter it and redistribute it freely,
11 // subject to the following restrictions:
12 //
13 // 1. The origin of this software must not be misrepresented;
14 // you must not claim that you wrote the original software.
15 // If you use this software in a product, an acknowledgment
16 // in the product documentation would be appreciated but is not required.
17 //
18 // 2. Altered source versions must be plainly marked as such,
19 // and must not be misrepresented as being the original software.
20 //
21 // 3. This notice may not be removed or altered from any source distribution.
22 //
24
25 #ifndef SFML_TRANSFORM_H
26 #define SFML_TRANSFORM_H
27
29 // Headers
31 #include <SFML/Graphics/Export.h>
32 #include <SFML/Graphics/Rect.h>
33 #include <SFML/Graphics/Types.h>
34 #include <SFML/System/Vector2.h>
35
36
37
42 typedef struct
43 {
44 float matrix[9];
45 } sfTransform;
46
47
52 CSFML_GRAPHICS_API const sfTransform sfTransform_Identity;
53
70 CSFML_GRAPHICS_API sfTransform sfTransform_fromMatrix(float a00, float a01, float a02,
71 float a10, float a11, float a12,
72 float a20, float a21, float a22);
73
92 CSFML_GRAPHICS_API void sfTransform_getMatrix(const sfTransform* transform, float* matrix);
93
104 CSFML_GRAPHICS_API sfTransform sfTransform_getInverse(const sfTransform* transform);
105
115 CSFML_GRAPHICS_API sfVector2f sfTransform_transformPoint(const sfTransform* transform, sfVector2f point);
116
132 CSFML_GRAPHICS_API sfFloatRect sfTransform_transformRect(const sfTransform* transform, sfFloatRect rectangle);
133
145 CSFML_GRAPHICS_API void sfTransform_combine(sfTransform* transform, const sfTransform* other);
146
155 CSFML_GRAPHICS_API void sfTransform_translate(sfTransform* transform, float x, float y);
156
164 CSFML_GRAPHICS_API void sfTransform_rotate(sfTransform* transform, float angle);
165
180 CSFML_GRAPHICS_API void sfTransform_rotateWithCenter(sfTransform* transform, float angle, float centerX, float centerY);
181
190 CSFML_GRAPHICS_API void sfTransform_scale(sfTransform* transform, float scaleX, float scaleY);
191
207 CSFML_GRAPHICS_API void sfTransform_scaleWithCenter(sfTransform* transform, float scaleX, float scaleY, float centerX, float centerY);
208
221 CSFML_GRAPHICS_API sfBool sfTransform_equal(sfTransform* left, sfTransform* right);
222
223 #endif // SFML_TRANSFORM_H
sfFloatRect
sfFloatRect and sfIntRect are utility classes for manipulating rectangles.
Definition: Rect.h:39
sfTransform
Encapsulate a 3x3 transform matrix.
Definition: Transform.h:43
sfVector2f
2-component vector of floats
Definition: Vector2.h:61