2 * Copyright (c) 2020-2021 Samsung Electronics Co., Ltd. All rights reserved.
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5 * of this software and associated documentation files (the "Software"), to deal
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9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in all
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15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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23 #include "tvgRender.h"
25 /************************************************************************/
26 /* Internal Class Implementation */
27 /************************************************************************/
30 /************************************************************************/
31 /* External Class Implementation */
32 /************************************************************************/
34 void RenderTransform::override(const Matrix& m)
38 if (m.e11 == 0.0f && m.e12 == 0.0f && m.e13 == 0.0f &&
39 m.e21 == 0.0f && m.e22 == 0.0f && m.e23 == 0.0f &&
40 m.e31 == 0.0f && m.e32 == 0.0f && m.e33 == 0.0f) {
42 } else overriding = true;
46 bool RenderTransform::update()
48 if (overriding) return true;
51 if (mathZero(x) && mathZero(y) && mathZero(degree) && mathEqual(scale, 1)) return false;
57 if (!mathZero(degree)) mathRotate(&m, degree);
59 mathTranslate(&m, x, y);
65 RenderTransform::RenderTransform()
70 RenderTransform::RenderTransform(const RenderTransform* lhs, const RenderTransform* rhs)
72 m = mathMultiply(&lhs->m, &rhs->m);