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lottie: chores++

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Hermet Park 2025-02-06 12:00:22 +09:00 • committed by Hermet Park
parent 2a4dfcd10e
commit 1d90608edc
1 changed files with 24 additions and 26 deletions
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50
src/loaders/lottie/tvgLottieBuilder.cpp
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@ -38,30 +38,30 @@ static bool _buildComposition(LottieComposition* comp, LottieLayer* parent);
static bool _draw(LottieGroup* parent, LottieShape* shape, RenderContext* ctx);
static void _rotationXYZ(Matrix* m, float degreeX, float degreeY, float degreeZ)
static void _rotate(LottieTransform* transform, float frameNo, Matrix& m, float angle, LottieExpressions* exps)
{
auto radianX = deg2rad(degreeX);
auto radianY = deg2rad(degreeY);
auto radianZ = deg2rad(degreeZ);
auto cx = cosf(radianX), sx = sinf(radianX);
auto cy = cosf(radianY), sy = sinf(radianY);;
auto cz = cosf(radianZ), sz = sinf(radianZ);;
m->e11 = cy * cz;
m->e12 = -cy * sz;
m->e21 = sx * sy * cz + cx * sz;
m->e22 = -sx * sy * sz + cx * cz;
}
static void _rotationZ(Matrix* m, float degree)
{
if (degree == 0.0f) return;
auto radian = deg2rad(degree);
m->e11 = cosf(radian);
m->e12 = -sinf(radian);
m->e21 = sinf(radian);
m->e22 = cosf(radian);
//rotation xyz
if (transform->rotationEx) {
auto radianX = deg2rad(transform->rotationEx->x(frameNo, exps));
auto radianY = deg2rad(transform->rotationEx->y(frameNo, exps));
auto radianZ = deg2rad(transform->rotation(frameNo, exps)) + angle;
auto cx = cosf(radianX), sx = sinf(radianX);
auto cy = cosf(radianY), sy = sinf(radianY);;
auto cz = cosf(radianZ), sz = sinf(radianZ);;
m.e11 = cy * cz;
m.e12 = -cy * sz;
m.e21 = sx * sy * cz + cx * sz;
m.e22 = -sx * sy * sz + cx * cz;
//rotation z
} else {
auto degree = transform->rotation(frameNo, exps) + angle;
if (degree == 0.0f) return;
auto radian = deg2rad(degree);
m.e11 = cosf(radian);
m.e12 = -sinf(radian);
m.e21 = sinf(radian);
m.e22 = cosf(radian);
}
}
@ -115,9 +115,7 @@ static bool _updateTransform(LottieTransform* transform, float frameNo, bool aut
auto angle = 0.0f;
if (autoOrient) angle = transform->position.angle(frameNo);
if (transform->rotationEx) _rotationXYZ(&matrix, transform->rotationEx->x(frameNo, exps), transform->rotationEx->y(frameNo, exps), transform->rotation(frameNo, exps) + angle);
else _rotationZ(&matrix, transform->rotation(frameNo, exps) + angle);
_rotate(transform, frameNo, matrix, angle, exps);
auto skewAngle = transform->skewAngle(frameNo, exps);
if (skewAngle != 0.0f) {