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common/math: code refactoring

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Replaced the prefix "math" with "tvg" namespace.
This commit is contained in:
Hermet Park 2024-07-09 22:43:05 +09:00 • committed by Hermet Park
parent 79cf7ca5af
commit 44955b704e
31 changed files with 212 additions and 207 deletions
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2
src/common/tvgLines.cpp
View file

@ -238,7 +238,7 @@ float bezAngleAt(const Bezier& bz, float t)
pt.x *= 3; pt.x *= 3;
pt.y *= 3; pt.y *= 3;
return mathRad2Deg(mathAtan2(pt.y, pt.x)); return rad2deg(tvg::atan2(pt.y, pt.x));
} }

23
src/common/tvgMath.cpp
View file

@ -22,11 +22,10 @@
#include "tvgMath.h" #include "tvgMath.h"
//see: https://en.wikipedia.org/wiki/Remez_algorithm namespace tvg {
float mathAtan2(float y, float x)
{
if (y == 0.0f) return 0.0f;
float atan2(float y, float x)
{
auto a = std::min(fabsf(x), fabsf(y)) / std::max(fabsf(x), fabsf(y)); auto a = std::min(fabsf(x), fabsf(y)) / std::max(fabsf(x), fabsf(y));
auto s = a * a; auto s = a * a;
auto r = ((-0.0464964749f * s + 0.15931422f) * s - 0.327622764f) * s * a + a; auto r = ((-0.0464964749f * s + 0.15931422f) * s - 0.327622764f) * s * a + a;
@ -37,13 +36,13 @@ float mathAtan2(float y, float x)
} }
bool mathInverse(const Matrix* m, Matrix* out) bool inverse(const Matrix* m, Matrix* out)
{ {
auto det = m->e11 * (m->e22 * m->e33 - m->e32 * m->e23) - auto det = m->e11 * (m->e22 * m->e33 - m->e32 * m->e23) -
m->e12 * (m->e21 * m->e33 - m->e23 * m->e31) + m->e12 * (m->e21 * m->e33 - m->e23 * m->e31) +
m->e13 * (m->e21 * m->e32 - m->e22 * m->e31); m->e13 * (m->e21 * m->e32 - m->e22 * m->e31);
if (mathZero(det)) return false; if (tvg::zero(det)) return false;
auto invDet = 1 / det; auto invDet = 1 / det;
@ -61,7 +60,7 @@ bool mathInverse(const Matrix* m, Matrix* out)
} }
bool mathIdentity(const Matrix* m) bool identity(const Matrix* m)
{ {
if (m->e11 != 1.0f || m->e12 != 0.0f || m->e13 != 0.0f || if (m->e11 != 1.0f || m->e12 != 0.0f || m->e13 != 0.0f ||
m->e21 != 0.0f || m->e22 != 1.0f || m->e23 != 0.0f || m->e21 != 0.0f || m->e22 != 1.0f || m->e23 != 0.0f ||
@ -72,7 +71,7 @@ bool mathIdentity(const Matrix* m)
} }
void mathRotate(Matrix* m, float degree) void rotate(Matrix* m, float degree)
{ {
if (degree == 0.0f) return; if (degree == 0.0f) return;
@ -109,9 +108,9 @@ Matrix operator*(const Matrix& lhs, const Matrix& rhs)
bool operator==(const Matrix& lhs, const Matrix& rhs) bool operator==(const Matrix& lhs, const Matrix& rhs)
{ {
if (!mathEqual(lhs.e11, rhs.e11) || !mathEqual(lhs.e12, rhs.e12) || !mathEqual(lhs.e13, rhs.e13) || if (!tvg::equal(lhs.e11, rhs.e11) || !tvg::equal(lhs.e12, rhs.e12) || !tvg::equal(lhs.e13, rhs.e13) ||
!mathEqual(lhs.e21, rhs.e21) || !mathEqual(lhs.e22, rhs.e22) || !mathEqual(lhs.e23, rhs.e23) || !tvg::equal(lhs.e21, rhs.e21) || !tvg::equal(lhs.e22, rhs.e22) || !tvg::equal(lhs.e23, rhs.e23) ||
!mathEqual(lhs.e31, rhs.e31) || !mathEqual(lhs.e32, rhs.e32) || !mathEqual(lhs.e33, rhs.e33)) { !tvg::equal(lhs.e31, rhs.e31) || !tvg::equal(lhs.e32, rhs.e32) || !tvg::equal(lhs.e33, rhs.e33)) {
return false; return false;
} }
return true; return true;
@ -132,4 +131,6 @@ Point operator*(const Point& pt, const Matrix& m)
auto tx = pt.x * m.e11 + pt.y * m.e12 + m.e13; auto tx = pt.x * m.e11 + pt.y * m.e12 + m.e13;
auto ty = pt.x * m.e21 + pt.y * m.e22 + m.e23; auto ty = pt.x * m.e21 + pt.y * m.e22 + m.e23;
return {tx, ty}; return {tx, ty};
}
} }

60
src/common/tvgMath.h
View file

@ -29,39 +29,42 @@
#include <math.h> #include <math.h>
#include "tvgCommon.h" #include "tvgCommon.h"
namespace tvg
{
#define MATH_PI 3.14159265358979323846f #define MATH_PI 3.14159265358979323846f
#define MATH_PI2 1.57079632679489661923f #define MATH_PI2 1.57079632679489661923f
#define FLOAT_EPSILON 1.0e-06f //1.192092896e-07f #define FLOAT_EPSILON 1.0e-06f //1.192092896e-07f
#define PATH_KAPPA 0.552284f #define PATH_KAPPA 0.552284f
/************************************************************************/ /************************************************************************/
/* General functions */ /* General functions */
/************************************************************************/ /************************************************************************/
float mathAtan2(float y, float x); float atan2(float y, float x);
static inline float mathDeg2Rad(float degree)
static inline float deg2rad(float degree)
{ {
return degree * (MATH_PI / 180.0f); return degree * (MATH_PI / 180.0f);
} }
static inline float mathRad2Deg(float radian) static inline float rad2deg(float radian)
{ {
return radian * (180.0f / MATH_PI); return radian * (180.0f / MATH_PI);
} }
static inline bool mathZero(float a) static inline bool zero(float a)
{ {
return (fabsf(a) <= FLOAT_EPSILON) ? true : false; return (fabsf(a) <= FLOAT_EPSILON) ? true : false;
} }
static inline bool mathEqual(float a, float b) static inline bool equal(float a, float b)
{ {
return mathZero(a - b); return tvg::zero(a - b);
} }
@ -69,27 +72,27 @@ static inline bool mathEqual(float a, float b)
/* Matrix functions */ /* Matrix functions */
/************************************************************************/ /************************************************************************/
void mathRotate(Matrix* m, float degree); void rotate(Matrix* m, float degree);
bool mathInverse(const Matrix* m, Matrix* out); bool inverse(const Matrix* m, Matrix* out);
bool mathIdentity(const Matrix* m); bool identity(const Matrix* m);
Matrix operator*(const Matrix& lhs, const Matrix& rhs); Matrix operator*(const Matrix& lhs, const Matrix& rhs);
bool operator==(const Matrix& lhs, const Matrix& rhs); bool operator==(const Matrix& lhs, const Matrix& rhs);
static inline bool mathRightAngle(const Matrix* m) static inline bool rightAngle(const Matrix* m)
{ {
auto radian = fabsf(mathAtan2(m->e21, m->e11)); auto radian = fabsf(tvg::atan2(m->e21, m->e11));
if (radian < FLOAT_EPSILON || mathEqual(radian, MATH_PI2) || mathEqual(radian, MATH_PI)) return true; if (radian < FLOAT_EPSILON || tvg::equal(radian, MATH_PI2) || tvg::equal(radian, MATH_PI)) return true;
return false; return false;
} }
static inline bool mathSkewed(const Matrix* m) static inline bool skewed(const Matrix* m)
{ {
return !mathZero(m->e21 + m->e12); return !tvg::zero(m->e21 + m->e12);
} }
static inline void mathIdentity(Matrix* m) static inline void identity(Matrix* m)
{ {
m->e11 = 1.0f; m->e11 = 1.0f;
m->e12 = 0.0f; m->e12 = 0.0f;
@ -103,14 +106,14 @@ static inline void mathIdentity(Matrix* m)
} }
static inline void mathScale(Matrix* m, float sx, float sy) static inline void scale(Matrix* m, float sx, float sy)
{ {
m->e11 *= sx; m->e11 *= sx;
m->e22 *= sy; m->e22 *= sy;
} }
static inline void mathScaleR(Matrix* m, float x, float y) static inline void scaleR(Matrix* m, float x, float y)
{ {
if (x != 1.0f) { if (x != 1.0f) {
m->e11 *= x; m->e11 *= x;
@ -123,14 +126,14 @@ static inline void mathScaleR(Matrix* m, float x, float y)
} }
static inline void mathTranslate(Matrix* m, float x, float y) static inline void translate(Matrix* m, float x, float y)
{ {
m->e13 += x; m->e13 += x;
m->e23 += y; m->e23 += y;
} }
static inline void mathTranslateR(Matrix* m, float x, float y) static inline void translateR(Matrix* m, float x, float y)
{ {
if (x == 0.0f && y == 0.0f) return; if (x == 0.0f && y == 0.0f) return;
m->e13 += (x * m->e11 + y * m->e12); m->e13 += (x * m->e11 + y * m->e12);
@ -150,7 +153,7 @@ static inline void operator*=(Matrix& lhs, const Matrix& rhs)
} }
static inline void mathLog(const Matrix& m) static inline void log(const Matrix& m)
{ {
TVGLOG("COMMON", "Matrix: [%f %f %f] [%f %f %f] [%f %f %f]", m.e11, m.e12, m.e13, m.e21, m.e22, m.e23, m.e31, m.e32, m.e33); TVGLOG("COMMON", "Matrix: [%f %f %f] [%f %f %f] [%f %f %f]", m.e11, m.e12, m.e13, m.e21, m.e22, m.e23, m.e31, m.e32, m.e33);
} }
@ -164,13 +167,13 @@ void operator*=(Point& pt, const Matrix& m);
Point operator*(const Point& pt, const Matrix& m); Point operator*(const Point& pt, const Matrix& m);
static inline bool mathZero(const Point& p) static inline bool zero(const Point& p)
{ {
return mathZero(p.x) && mathZero(p.y); return tvg::zero(p.x) && tvg::zero(p.y);
} }
static inline float mathLength(const Point* a, const Point* b) static inline float length(const Point* a, const Point* b)
{ {
auto x = b->x - a->x; auto x = b->x - a->x;
auto y = b->y - a->y; auto y = b->y - a->y;
@ -182,7 +185,7 @@ static inline float mathLength(const Point* a, const Point* b)
} }
static inline float mathLength(const Point& a) static inline float length(const Point& a)
{ {
return sqrtf(a.x * a.x + a.y * a.y); return sqrtf(a.x * a.x + a.y * a.y);
} }
@ -190,7 +193,7 @@ static inline float mathLength(const Point& a)
static inline bool operator==(const Point& lhs, const Point& rhs) static inline bool operator==(const Point& lhs, const Point& rhs)
{ {
return mathEqual(lhs.x, rhs.x) && mathEqual(lhs.y, rhs.y); return tvg::equal(lhs.x, rhs.x) && tvg::equal(lhs.y, rhs.y);
} }
@ -230,7 +233,7 @@ static inline Point operator/(const Point& lhs, const float rhs)
} }
static inline void mathLog(const Point& pt) static inline void log(const Point& pt)
{ {
TVGLOG("COMMON", "Point: [%f %f]", pt.x, pt.y); TVGLOG("COMMON", "Point: [%f %f]", pt.x, pt.y);
} }
@ -240,10 +243,11 @@ static inline void mathLog(const Point& pt)
/************************************************************************/ /************************************************************************/
template <typename T> template <typename T>
static inline T mathLerp(const T &start, const T &end, float t) static inline T lerp(const T &start, const T &end, float t)
{ {
return static_cast<T>(start + (end - start) * t); return static_cast<T>(start + (end - start) * t);
} }
}
#endif //_TVG_MATH_H_ #endif //_TVG_MATH_H_

92
src/loaders/lottie/tvgLottieBuilder.cpp
View file

@ -105,7 +105,7 @@ static bool _draw(LottieGroup* parent, RenderContext* ctx);
static void _rotateX(Matrix* m, float degree) static void _rotateX(Matrix* m, float degree)
{ {
if (degree == 0.0f) return; if (degree == 0.0f) return;
auto radian = mathDeg2Rad(degree); auto radian = deg2rad(degree);
m->e22 *= cosf(radian); m->e22 *= cosf(radian);
} }
@ -113,7 +113,7 @@ static void _rotateX(Matrix* m, float degree)
static void _rotateY(Matrix* m, float degree) static void _rotateY(Matrix* m, float degree)
{ {
if (degree == 0.0f) return; if (degree == 0.0f) return;
auto radian = mathDeg2Rad(degree); auto radian = deg2rad(degree);
m->e11 *= cosf(radian); m->e11 *= cosf(radian);
} }
@ -121,7 +121,7 @@ static void _rotateY(Matrix* m, float degree)
static void _rotationZ(Matrix* m, float degree) static void _rotationZ(Matrix* m, float degree)
{ {
if (degree == 0.0f) return; if (degree == 0.0f) return;
auto radian = mathDeg2Rad(degree); auto radian = deg2rad(degree);
m->e11 = cosf(radian); m->e11 = cosf(radian);
m->e12 = -sinf(radian); m->e12 = -sinf(radian);
m->e21 = sinf(radian); m->e21 = sinf(radian);
@ -131,25 +131,25 @@ static void _rotationZ(Matrix* m, float degree)
static void _skew(Matrix* m, float angleDeg, float axisDeg) static void _skew(Matrix* m, float angleDeg, float axisDeg)
{ {
auto angle = -mathDeg2Rad(angleDeg); auto angle = -deg2rad(angleDeg);
float tanVal = tanf(angle); float tanVal = tanf(angle);
axisDeg = fmod(axisDeg, 180.0f); axisDeg = fmod(axisDeg, 180.0f);
if (fabsf(axisDeg) < 0.01f || fabsf(axisDeg - 180.0f) < 0.01f || fabsf(axisDeg + 180.0f) < 0.01f) { if (fabsf(axisDeg) < 0.01f || fabsf(axisDeg - 180.0f) < 0.01f || fabsf(axisDeg + 180.0f) < 0.01f) {
float cosVal = cosf(mathDeg2Rad(axisDeg)); float cosVal = cosf(deg2rad(axisDeg));
auto B = cosVal * cosVal * tanVal; auto B = cosVal * cosVal * tanVal;
m->e12 += B * m->e11; m->e12 += B * m->e11;
m->e22 += B * m->e21; m->e22 += B * m->e21;
return; return;
} else if (fabsf(axisDeg - 90.0f) < 0.01f || fabsf(axisDeg + 90.0f) < 0.01f) { } else if (fabsf(axisDeg - 90.0f) < 0.01f || fabsf(axisDeg + 90.0f) < 0.01f) {
float sinVal = -sinf(mathDeg2Rad(axisDeg)); float sinVal = -sinf(deg2rad(axisDeg));
auto C = sinVal * sinVal * tanVal; auto C = sinVal * sinVal * tanVal;
m->e11 -= C * m->e12; m->e11 -= C * m->e12;
m->e21 -= C * m->e22; m->e21 -= C * m->e22;
return; return;
} }
auto axis = -mathDeg2Rad(axisDeg); auto axis = -deg2rad(axisDeg);
float cosVal = cosf(axis); float cosVal = cosf(axis);
float sinVal = sinf(axis); float sinVal = sinf(axis);
auto A = sinVal * cosVal * tanVal; auto A = sinVal * cosVal * tanVal;
@ -167,7 +167,7 @@ static void _skew(Matrix* m, float angleDeg, float axisDeg)
static bool _updateTransform(LottieTransform* transform, float frameNo, bool autoOrient, Matrix& matrix, uint8_t& opacity, LottieExpressions* exps) static bool _updateTransform(LottieTransform* transform, float frameNo, bool autoOrient, Matrix& matrix, uint8_t& opacity, LottieExpressions* exps)
{ {
mathIdentity(&matrix); identity(&matrix);
if (!transform) { if (!transform) {
opacity = 255; opacity = 255;
@ -175,10 +175,10 @@ static bool _updateTransform(LottieTransform* transform, float frameNo, bool aut
} }
if (transform->coords) { if (transform->coords) {
mathTranslate(&matrix, transform->coords->x(frameNo), transform->coords->y(frameNo)); translate(&matrix, transform->coords->x(frameNo), transform->coords->y(frameNo));
} else { } else {
auto position = transform->position(frameNo, exps); auto position = transform->position(frameNo, exps);
mathTranslate(&matrix, position.x, position.y); translate(&matrix, position.x, position.y);
} }
auto angle = 0.0f; auto angle = 0.0f;
@ -200,11 +200,11 @@ static bool _updateTransform(LottieTransform* transform, float frameNo, bool aut
} }
auto scale = transform->scale(frameNo, exps); auto scale = transform->scale(frameNo, exps);
mathScaleR(&matrix, scale.x * 0.01f, scale.y * 0.01f); scaleR(&matrix, scale.x * 0.01f, scale.y * 0.01f);
//Lottie specific anchor transform. //Lottie specific anchor transform.
auto anchor = transform->anchor(frameNo, exps); auto anchor = transform->anchor(frameNo, exps);
mathTranslateR(&matrix, -anchor.x, -anchor.y); translateR(&matrix, -anchor.x, -anchor.y);
//invisible just in case. //invisible just in case.
if (scale.x == 0.0f || scale.y == 0.0f) opacity = 0; if (scale.x == 0.0f || scale.y == 0.0f) opacity = 0;
@ -216,7 +216,7 @@ static bool _updateTransform(LottieTransform* transform, float frameNo, bool aut
static void _updateTransform(LottieLayer* layer, float frameNo, LottieExpressions* exps) static void _updateTransform(LottieLayer* layer, float frameNo, LottieExpressions* exps)
{ {
if (!layer || mathEqual(layer->cache.frameNo, frameNo)) return; if (!layer || tvg::equal(layer->cache.frameNo, frameNo)) return;
auto transform = layer->transform; auto transform = layer->transform;
auto parent = layer->parent; auto parent = layer->parent;
@ -228,8 +228,8 @@ static void _updateTransform(LottieLayer* layer, float frameNo, LottieExpression
_updateTransform(transform, frameNo, layer->autoOrient, matrix, layer->cache.opacity, exps); _updateTransform(transform, frameNo, layer->autoOrient, matrix, layer->cache.opacity, exps);
if (parent) { if (parent) {
if (!mathIdentity((const Matrix*) &parent->cache.matrix)) { if (!identity((const Matrix*) &parent->cache.matrix)) {
if (mathIdentity((const Matrix*) &matrix)) layer->cache.matrix = parent->cache.matrix; if (identity((const Matrix*) &matrix)) layer->cache.matrix = parent->cache.matrix;
else layer->cache.matrix = parent->cache.matrix * matrix; else layer->cache.matrix = parent->cache.matrix * matrix;
} }
} }
@ -406,22 +406,22 @@ static void _repeat(LottieGroup* parent, unique_ptr<Shape> path, RenderContext*
auto shape = static_cast<Shape*>((*propagator)->duplicate()); auto shape = static_cast<Shape*>((*propagator)->duplicate());
P(shape)->rs.path = P(path.get())->rs.path; P(shape)->rs.path = P(path.get())->rs.path;
auto opacity = repeater->interpOpacity ? mathLerp<uint8_t>(repeater->startOpacity, repeater->endOpacity, static_cast<float>(i + 1) / repeater->cnt) : repeater->startOpacity; auto opacity = repeater->interpOpacity ? lerp<uint8_t>(repeater->startOpacity, repeater->endOpacity, static_cast<float>(i + 1) / repeater->cnt) : repeater->startOpacity;
shape->opacity(opacity); shape->opacity(opacity);
Matrix m; Matrix m;
mathIdentity(&m); identity(&m);
mathTranslate(&m, repeater->position.x * multiplier + repeater->anchor.x, repeater->position.y * multiplier + repeater->anchor.y); translate(&m, repeater->position.x * multiplier + repeater->anchor.x, repeater->position.y * multiplier + repeater->anchor.y);
mathScale(&m, powf(repeater->scale.x * 0.01f, multiplier), powf(repeater->scale.y * 0.01f, multiplier)); scale(&m, powf(repeater->scale.x * 0.01f, multiplier), powf(repeater->scale.y * 0.01f, multiplier));
mathRotate(&m, repeater->rotation * multiplier); rotate(&m, repeater->rotation * multiplier);
mathTranslateR(&m, -repeater->anchor.x, -repeater->anchor.y); translateR(&m, -repeater->anchor.x, -repeater->anchor.y);
m = repeater->transform * m; m = repeater->transform * m;
auto pm = PP(shape)->transform(); auto pm = PP(shape)->transform();
if (pm) { if (pm) {
Matrix inverse; Matrix m;
mathInverse(&repeater->transform, &inverse); inverse(&repeater->transform, &m);
*pm = inverse * *pm; *pm = m * *pm;
} }
shape->transform(pm ? m * *pm : m); shape->transform(pm ? m * *pm : m);
@ -452,7 +452,7 @@ static void _repeat(LottieGroup* parent, unique_ptr<Shape> path, RenderContext*
static void _appendRect(Shape* shape, float x, float y, float w, float h, float r, Matrix* transform) static void _appendRect(Shape* shape, float x, float y, float w, float h, float r, Matrix* transform)
{ {
//sharp rect //sharp rect
if (mathZero(r)) { if (tvg::zero(r)) {
PathCommand commands[] = { PathCommand commands[] = {
PathCommand::MoveTo, PathCommand::LineTo, PathCommand::LineTo, PathCommand::MoveTo, PathCommand::LineTo, PathCommand::LineTo,
PathCommand::LineTo, PathCommand::Close PathCommand::LineTo, PathCommand::Close
@ -601,14 +601,14 @@ static void _applyRoundedCorner(Shape* star, Shape* merging, float outerRoundnes
const Point *pts = nullptr; const Point *pts = nullptr;
auto ptsCnt = star->pathCoords(&pts); auto ptsCnt = star->pathCoords(&pts);
auto len = mathLength(pts[1] - pts[2]); auto len = length(pts[1] - pts[2]);
auto r = len > 0.0f ? ROUNDED_POLYSTAR_MAGIC_NUMBER * std::min(len * 0.5f, roundness) / len : 0.0f; auto r = len > 0.0f ? ROUNDED_POLYSTAR_MAGIC_NUMBER * std::min(len * 0.5f, roundness) / len : 0.0f;
if (hasRoundness) { if (hasRoundness) {
P(merging)->rs.path.cmds.grow((uint32_t)(1.5 * cmdCnt)); P(merging)->rs.path.cmds.grow((uint32_t)(1.5 * cmdCnt));
P(merging)->rs.path.pts.grow((uint32_t)(4.5 * cmdCnt)); P(merging)->rs.path.pts.grow((uint32_t)(4.5 * cmdCnt));
int start = 3 * mathZero(outerRoundness); int start = 3 * tvg::zero(outerRoundness);
merging->moveTo(pts[start].x, pts[start].y); merging->moveTo(pts[start].x, pts[start].y);
for (uint32_t i = 1 + start; i < ptsCnt; i += 6) { for (uint32_t i = 1 + start; i < ptsCnt; i += 6) {
@ -666,7 +666,7 @@ static void _updateStar(LottieGroup* parent, LottiePolyStar* star, Matrix* trans
auto innerRoundness = star->innerRoundness(frameNo, exps) * 0.01f; auto innerRoundness = star->innerRoundness(frameNo, exps) * 0.01f;
auto outerRoundness = star->outerRoundness(frameNo, exps) * 0.01f; auto outerRoundness = star->outerRoundness(frameNo, exps) * 0.01f;
auto angle = mathDeg2Rad(-90.0f); auto angle = deg2rad(-90.0f);
auto partialPointRadius = 0.0f; auto partialPointRadius = 0.0f;
auto anglePerPoint = (2.0f * MATH_PI / ptsCnt); auto anglePerPoint = (2.0f * MATH_PI / ptsCnt);
auto halfAnglePerPoint = anglePerPoint * 0.5f; auto halfAnglePerPoint = anglePerPoint * 0.5f;
@ -675,17 +675,17 @@ static void _updateStar(LottieGroup* parent, LottiePolyStar* star, Matrix* trans
auto numPoints = size_t(ceilf(ptsCnt) * 2); auto numPoints = size_t(ceilf(ptsCnt) * 2);
auto direction = (star->direction == 0) ? 1.0f : -1.0f; auto direction = (star->direction == 0) ? 1.0f : -1.0f;
auto hasRoundness = false; auto hasRoundness = false;
bool roundedCorner = (roundness > ROUNDNESS_EPSILON) && (mathZero(innerRoundness) || mathZero(outerRoundness)); bool roundedCorner = (roundness > ROUNDNESS_EPSILON) && (tvg::zero(innerRoundness) || tvg::zero(outerRoundness));
//TODO: we can use PathCommand / PathCoord directly. //TODO: we can use PathCommand / PathCoord directly.
auto shape = roundedCorner ? Shape::gen().release() : merging; auto shape = roundedCorner ? Shape::gen().release() : merging;
float x, y; float x, y;
if (!mathZero(partialPointAmount)) { if (!tvg::zero(partialPointAmount)) {
angle += halfAnglePerPoint * (1.0f - partialPointAmount) * direction; angle += halfAnglePerPoint * (1.0f - partialPointAmount) * direction;
} }
if (!mathZero(partialPointAmount)) { if (!tvg::zero(partialPointAmount)) {
partialPointRadius = innerRadius + partialPointAmount * (outerRadius - innerRadius); partialPointRadius = innerRadius + partialPointAmount * (outerRadius - innerRadius);
x = partialPointRadius * cosf(angle); x = partialPointRadius * cosf(angle);
y = partialPointRadius * sinf(angle); y = partialPointRadius * sinf(angle);
@ -696,7 +696,7 @@ static void _updateStar(LottieGroup* parent, LottiePolyStar* star, Matrix* trans
angle += halfAnglePerPoint * direction; angle += halfAnglePerPoint * direction;
} }
if (mathZero(innerRoundness) && mathZero(outerRoundness)) { if (tvg::zero(innerRoundness) && tvg::zero(outerRoundness)) {
P(shape)->rs.path.pts.reserve(numPoints + 2); P(shape)->rs.path.pts.reserve(numPoints + 2);
P(shape)->rs.path.cmds.reserve(numPoints + 3); P(shape)->rs.path.cmds.reserve(numPoints + 3);
} else { } else {
@ -712,10 +712,10 @@ static void _updateStar(LottieGroup* parent, LottiePolyStar* star, Matrix* trans
for (size_t i = 0; i < numPoints; i++) { for (size_t i = 0; i < numPoints; i++) {
auto radius = longSegment ? outerRadius : innerRadius; auto radius = longSegment ? outerRadius : innerRadius;
auto dTheta = halfAnglePerPoint; auto dTheta = halfAnglePerPoint;
if (!mathZero(partialPointRadius) && i == numPoints - 2) { if (!tvg::zero(partialPointRadius) && i == numPoints - 2) {
dTheta = anglePerPoint * partialPointAmount * 0.5f; dTheta = anglePerPoint * partialPointAmount * 0.5f;
} }
if (!mathZero(partialPointRadius) && i == numPoints - 1) { if (!tvg::zero(partialPointRadius) && i == numPoints - 1) {
radius = partialPointRadius; radius = partialPointRadius;
} }
auto previousX = x; auto previousX = x;
@ -724,10 +724,10 @@ static void _updateStar(LottieGroup* parent, LottiePolyStar* star, Matrix* trans
y = radius * sinf(angle); y = radius * sinf(angle);
if (hasRoundness) { if (hasRoundness) {
auto cp1Theta = (mathAtan2(previousY, previousX) - MATH_PI2 * direction); auto cp1Theta = (tvg::atan2(previousY, previousX) - MATH_PI2 * direction);
auto cp1Dx = cosf(cp1Theta); auto cp1Dx = cosf(cp1Theta);
auto cp1Dy = sinf(cp1Theta); auto cp1Dy = sinf(cp1Theta);
auto cp2Theta = (mathAtan2(y, x) - MATH_PI2 * direction); auto cp2Theta = (tvg::atan2(y, x) - MATH_PI2 * direction);
auto cp2Dx = cosf(cp2Theta); auto cp2Dx = cosf(cp2Theta);
auto cp2Dy = sinf(cp2Theta); auto cp2Dy = sinf(cp2Theta);
@ -741,7 +741,7 @@ static void _updateStar(LottieGroup* parent, LottiePolyStar* star, Matrix* trans
auto cp2x = cp2Radius * cp2Roundness * POLYSTAR_MAGIC_NUMBER * cp2Dx / ptsCnt; auto cp2x = cp2Radius * cp2Roundness * POLYSTAR_MAGIC_NUMBER * cp2Dx / ptsCnt;
auto cp2y = cp2Radius * cp2Roundness * POLYSTAR_MAGIC_NUMBER * cp2Dy / ptsCnt; auto cp2y = cp2Radius * cp2Roundness * POLYSTAR_MAGIC_NUMBER * cp2Dy / ptsCnt;
if (!mathZero(partialPointAmount) && ((i == 0) || (i == numPoints - 1))) { if (!tvg::zero(partialPointAmount) && ((i == 0) || (i == numPoints - 1))) {
cp1x *= partialPointAmount; cp1x *= partialPointAmount;
cp1y *= partialPointAmount; cp1y *= partialPointAmount;
cp2x *= partialPointAmount; cp2x *= partialPointAmount;
@ -781,7 +781,7 @@ static void _updatePolygon(LottieGroup* parent, LottiePolyStar* star, Matrix* tr
auto radius = star->outerRadius(frameNo, exps); auto radius = star->outerRadius(frameNo, exps);
auto roundness = star->outerRoundness(frameNo, exps) * 0.01f; auto roundness = star->outerRoundness(frameNo, exps) * 0.01f;
auto angle = mathDeg2Rad(-90.0f); auto angle = deg2rad(-90.0f);
auto anglePerPoint = 2.0f * MATH_PI / float(ptsCnt); auto anglePerPoint = 2.0f * MATH_PI / float(ptsCnt);
auto direction = (star->direction == 0) ? 1.0f : -1.0f; auto direction = (star->direction == 0) ? 1.0f : -1.0f;
auto hasRoundness = false; auto hasRoundness = false;
@ -790,7 +790,7 @@ static void _updatePolygon(LottieGroup* parent, LottiePolyStar* star, Matrix* tr
angle += anglePerPoint * direction; angle += anglePerPoint * direction;
if (mathZero(roundness)) { if (tvg::zero(roundness)) {
P(merging)->rs.path.pts.reserve(ptsCnt + 2); P(merging)->rs.path.pts.reserve(ptsCnt + 2);
P(merging)->rs.path.cmds.reserve(ptsCnt + 3); P(merging)->rs.path.cmds.reserve(ptsCnt + 3);
} else { } else {
@ -810,10 +810,10 @@ static void _updatePolygon(LottieGroup* parent, LottiePolyStar* star, Matrix* tr
y = (radius * sinf(angle)); y = (radius * sinf(angle));
if (hasRoundness) { if (hasRoundness) {
auto cp1Theta = mathAtan2(previousY, previousX) - MATH_PI2 * direction; auto cp1Theta = tvg::atan2(previousY, previousX) - MATH_PI2 * direction;
auto cp1Dx = cosf(cp1Theta); auto cp1Dx = cosf(cp1Theta);
auto cp1Dy = sinf(cp1Theta); auto cp1Dy = sinf(cp1Theta);
auto cp2Theta = mathAtan2(y, x) - MATH_PI2 * direction; auto cp2Theta = tvg::atan2(y, x) - MATH_PI2 * direction;
auto cp2Dx = cosf(cp2Theta); auto cp2Dx = cosf(cp2Theta);
auto cp2Dy = sinf(cp2Theta); auto cp2Dy = sinf(cp2Theta);
@ -848,14 +848,14 @@ static void _updatePolystar(LottieGroup* parent, LottieObject** child, float fra
//Optimize: Can we skip the individual coords transform? //Optimize: Can we skip the individual coords transform?
Matrix matrix; Matrix matrix;
mathIdentity(&matrix); identity(&matrix);
auto position = star->position(frameNo, exps); auto position = star->position(frameNo, exps);
mathTranslate(&matrix, position.x, position.y); translate(&matrix, position.x, position.y);
mathRotate(&matrix, star->rotation(frameNo, exps)); rotate(&matrix, star->rotation(frameNo, exps));
if (ctx->transform) matrix = *ctx->transform * matrix; if (ctx->transform) matrix = *ctx->transform * matrix;
auto identity = mathIdentity((const Matrix*)&matrix); auto identity = tvg::identity((const Matrix*)&matrix);
if (!ctx->repeaters.empty()) { if (!ctx->repeaters.empty()) {
auto p = Shape::gen(); auto p = Shape::gen();
@ -886,7 +886,7 @@ static void _updateRepeater(TVG_UNUSED LottieGroup* parent, LottieObject** child
RenderRepeater r; RenderRepeater r;
r.cnt = static_cast<int>(repeater->copies(frameNo, exps)); r.cnt = static_cast<int>(repeater->copies(frameNo, exps));
if (auto tr = PP(ctx->propagator)->transform()) r.transform = *tr; if (auto tr = PP(ctx->propagator)->transform()) r.transform = *tr;
else mathIdentity(&r.transform); else identity(&r.transform);
r.offset = repeater->offset(frameNo, exps); r.offset = repeater->offset(frameNo, exps);
r.position = repeater->position(frameNo, exps); r.position = repeater->position(frameNo, exps);
r.anchor = repeater->anchor(frameNo, exps); r.anchor = repeater->anchor(frameNo, exps);

8
src/loaders/lottie/tvgLottieExpressions.cpp
View file

@ -358,7 +358,7 @@ static jerry_value_t _interp(float t, const jerry_value_t args[], int argsCnt)
Point ret; Point ret;
if (t <= tMin) ret = pt1; if (t <= tMin) ret = pt1;
else if (t >= tMax) ret = pt2; else if (t >= tMax) ret = pt2;
else ret = mathLerp(pt1, pt2, t); else ret = lerp(pt1, pt2, t);
jerry_value_free(val1); jerry_value_free(val1);
jerry_value_free(val2); jerry_value_free(val2);
@ -381,7 +381,7 @@ static jerry_value_t _interp(float t, const jerry_value_t args[], int argsCnt)
if (t <= tMin) jerry_number(val1); if (t <= tMin) jerry_number(val1);
auto val2 = (float) jerry_value_as_number(args[idx + 2]); auto val2 = (float) jerry_value_as_number(args[idx + 2]);
if (t >= tMax) jerry_number(val2); if (t >= tMax) jerry_number(val2);
return jerry_number(mathLerp(val1, val2, t)); return jerry_number(lerp(val1, val2, t));
} }
@ -519,13 +519,13 @@ static jerry_value_t _random(const jerry_call_info_t* info, const jerry_value_t
static jerry_value_t _deg2rad(const jerry_call_info_t* info, const jerry_value_t args[], const jerry_length_t argsCnt) static jerry_value_t _deg2rad(const jerry_call_info_t* info, const jerry_value_t args[], const jerry_length_t argsCnt)
{ {
return jerry_number(mathDeg2Rad((float)jerry_value_as_number(args[0]))); return jerry_number(deg2rad((float)jerry_value_as_number(args[0])));
} }
static jerry_value_t _rad2deg(const jerry_call_info_t* info, const jerry_value_t args[], const jerry_length_t argsCnt) static jerry_value_t _rad2deg(const jerry_call_info_t* info, const jerry_value_t args[], const jerry_length_t argsCnt)
{ {
return jerry_number(mathRad2Deg((float)jerry_value_as_number(args[0]))); return jerry_number(rad2deg((float)jerry_value_as_number(args[0])));
} }

20
src/loaders/lottie/tvgLottieModel.cpp
View file

@ -126,12 +126,12 @@ void LottieTrimpath::segment(float frameNo, float& start, float& end, LottieExpr
auto o = fmodf(this->offset(frameNo, exps), 360.0f) / 360.0f; //0 ~ 1 auto o = fmodf(this->offset(frameNo, exps), 360.0f) / 360.0f; //0 ~ 1
auto diff = fabs(start - end); auto diff = fabs(start - end);
if (mathZero(diff)) { if (tvg::zero(diff)) {
start = 0.0f; start = 0.0f;
end = 0.0f; end = 0.0f;
return; return;
} }
if (mathEqual(diff, 1.0f) || mathEqual(diff, 2.0f)) { if (tvg::equal(diff, 1.0f) || tvg::equal(diff, 2.0f)) {
start = 0.0f; start = 0.0f;
end = 1.0f; end = 1.0f;
return; return;
@ -174,7 +174,7 @@ uint32_t LottieGradient::populate(ColorStop& color)
//generate alpha value //generate alpha value
if (output.count > 0) { if (output.count > 0) {
auto p = ((*color.input)[cidx] - output.last().offset) / ((*color.input)[aidx] - output.last().offset); auto p = ((*color.input)[cidx] - output.last().offset) / ((*color.input)[aidx] - output.last().offset);
cs.a = mathLerp<uint8_t>(output.last().a, lroundf((*color.input)[aidx + 1] * 255.0f), p); cs.a = lerp<uint8_t>(output.last().a, lroundf((*color.input)[aidx + 1] * 255.0f), p);
} else cs.a = 255; } else cs.a = 255;
cidx += 4; cidx += 4;
} else { } else {
@ -183,9 +183,9 @@ uint32_t LottieGradient::populate(ColorStop& color)
//generate color value //generate color value
if (output.count > 0) { if (output.count > 0) {
auto p = ((*color.input)[aidx] - output.last().offset) / ((*color.input)[cidx] - output.last().offset); auto p = ((*color.input)[aidx] - output.last().offset) / ((*color.input)[cidx] - output.last().offset);
cs.r = mathLerp<uint8_t>(output.last().r, lroundf((*color.input)[cidx + 1] * 255.0f), p); cs.r = lerp<uint8_t>(output.last().r, lroundf((*color.input)[cidx + 1] * 255.0f), p);
cs.g = mathLerp<uint8_t>(output.last().g, lroundf((*color.input)[cidx + 2] * 255.0f), p); cs.g = lerp<uint8_t>(output.last().g, lroundf((*color.input)[cidx + 2] * 255.0f), p);
cs.b = mathLerp<uint8_t>(output.last().b, lroundf((*color.input)[cidx + 3] * 255.0f), p); cs.b = lerp<uint8_t>(output.last().b, lroundf((*color.input)[cidx + 3] * 255.0f), p);
} else cs.r = cs.g = cs.b = 255; } else cs.r = cs.g = cs.b = 255;
aidx += 2; aidx += 2;
} }
@ -246,12 +246,12 @@ Fill* LottieGradient::fill(float frameNo, LottieExpressions* exps)
auto r = (w > h) ? (w + 0.375f * h) : (h + 0.375f * w); auto r = (w > h) ? (w + 0.375f * h) : (h + 0.375f * w);
auto progress = this->height(frameNo, exps) * 0.01f; auto progress = this->height(frameNo, exps) * 0.01f;
if (mathZero(progress)) { if (tvg::zero(progress)) {
P(static_cast<RadialGradient*>(fill))->radial(s.x, s.y, r, s.x, s.y, 0.0f); P(static_cast<RadialGradient*>(fill))->radial(s.x, s.y, r, s.x, s.y, 0.0f);
} else { } else {
if (mathEqual(progress, 1.0f)) progress = 0.99f; if (tvg::equal(progress, 1.0f)) progress = 0.99f;
auto startAngle = mathRad2Deg(mathAtan2(e.y - s.y, e.x - s.x)); auto startAngle = rad2deg(tvg::atan2(e.y - s.y, e.x - s.x));
auto angle = mathDeg2Rad((startAngle + this->angle(frameNo, exps))); auto angle = deg2rad((startAngle + this->angle(frameNo, exps)));
auto fx = s.x + cos(angle) * progress * r; auto fx = s.x + cos(angle) * progress * r;
auto fy = s.y + sin(angle) * progress * r; auto fy = s.y + sin(angle) * progress * r;
// Lottie doesn't have any focal radius concept // Lottie doesn't have any focal radius concept

40
src/loaders/lottie/tvgLottieProperty.h
View file

@ -117,7 +117,7 @@ struct LottieScalarFrame
if (t < 1.0f) return value; if (t < 1.0f) return value;
else return next->value; else return next->value;
} }
return mathLerp(value, next->value, t); return lerp(value, next->value, t);
} }
}; };
@ -148,7 +148,7 @@ struct LottieVectorFrame
t = bezAtApprox(bz, t * length, length); t = bezAtApprox(bz, t * length, length);
return bezPointAt(bz, t); return bezPointAt(bz, t);
} else { } else {
return mathLerp(value, next->value, t); return lerp(value, next->value, t);
} }
} }
@ -156,7 +156,7 @@ struct LottieVectorFrame
{ {
if (!hasTangent) { if (!hasTangent) {
Point dp = next->value - value; Point dp = next->value - value;
return mathRad2Deg(mathAtan2(dp.y, dp.x)); return rad2deg(tvg::atan2(dp.y, dp.x));
} }
auto t = (frameNo - no) / (next->no - no); auto t = (frameNo - no) / (next->no - no);
@ -246,9 +246,9 @@ static void _copy(PathSet* pathset, Array<PathCommand>& outCmds)
static void _roundCorner(Array<PathCommand>& cmds, Array<Point>& pts, const Point& prev, const Point& curr, const Point& next, float roundness) static void _roundCorner(Array<PathCommand>& cmds, Array<Point>& pts, const Point& prev, const Point& curr, const Point& next, float roundness)
{ {
auto lenPrev = mathLength(prev - curr); auto lenPrev = length(prev - curr);
auto rPrev = lenPrev > 0.0f ? 0.5f * std::min(lenPrev * 0.5f, roundness) / lenPrev : 0.0f; auto rPrev = lenPrev > 0.0f ? 0.5f * std::min(lenPrev * 0.5f, roundness) / lenPrev : 0.0f;
auto lenNext = mathLength(next - curr); auto lenNext = length(next - curr);
auto rNext = lenNext > 0.0f ? 0.5f * std::min(lenNext * 0.5f, roundness) / lenNext : 0.0f; auto rNext = lenNext > 0.0f ? 0.5f * std::min(lenNext * 0.5f, roundness) / lenNext : 0.0f;
auto dPrev = rPrev * (curr - prev); auto dPrev = rPrev * (curr - prev);
@ -282,11 +282,11 @@ static bool _modifier(Point* inPts, uint32_t inPtsCnt, PathCommand* inCmds, uint
auto& prev = inPts[iPts - 1]; auto& prev = inPts[iPts - 1];
auto& curr = inPts[iPts + 2]; auto& curr = inPts[iPts + 2];
if (iCmds < inCmdsCnt - 1 && if (iCmds < inCmdsCnt - 1 &&
mathZero(inPts[iPts - 1] - inPts[iPts]) && tvg::zero(inPts[iPts - 1] - inPts[iPts]) &&
mathZero(inPts[iPts + 1] - inPts[iPts + 2])) { tvg::zero(inPts[iPts + 1] - inPts[iPts + 2])) {
if (inCmds[iCmds + 1] == PathCommand::CubicTo && if (inCmds[iCmds + 1] == PathCommand::CubicTo &&
mathZero(inPts[iPts + 2] - inPts[iPts + 3]) && tvg::zero(inPts[iPts + 2] - inPts[iPts + 3]) &&
mathZero(inPts[iPts + 4] - inPts[iPts + 5])) { tvg::zero(inPts[iPts + 4] - inPts[iPts + 5])) {
_roundCorner(cmds, pts, prev, curr, inPts[iPts + 5], roundness); _roundCorner(cmds, pts, prev, curr, inPts[iPts + 5], roundness);
iPts += 3; iPts += 3;
break; break;
@ -443,7 +443,7 @@ struct LottieGenericProperty : LottieProperty
if (frameNo >= frames->last().no) return frames->last().value; if (frameNo >= frames->last().no) return frames->last().value;
auto frame = frames->data + _bsearch(frames, frameNo); auto frame = frames->data + _bsearch(frames, frameNo);
if (mathEqual(frame->no, frameNo)) return frame->value; if (tvg::equal(frame->no, frameNo)) return frame->value;
return frame->interpolate(frame + 1, frameNo); return frame->interpolate(frame + 1, frameNo);
} }
@ -548,7 +548,7 @@ struct LottiePathSet : LottieProperty
else if (frameNo >= frames->last().no) path = &frames->last().value; else if (frameNo >= frames->last().no) path = &frames->last().value;
else { else {
frame = frames->data + _bsearch(frames, frameNo); frame = frames->data + _bsearch(frames, frameNo);
if (mathEqual(frame->no, frameNo)) path = &frame->value; if (tvg::equal(frame->no, frameNo)) path = &frame->value;
else if (frame->value.ptsCnt != (frame + 1)->value.ptsCnt) { else if (frame->value.ptsCnt != (frame + 1)->value.ptsCnt) {
path = &frame->value; path = &frame->value;
TVGLOG("LOTTIE", "Different numbers of points in consecutive frames - interpolation omitted."); TVGLOG("LOTTIE", "Different numbers of points in consecutive frames - interpolation omitted.");
@ -574,7 +574,7 @@ struct LottiePathSet : LottieProperty
auto interpPts = (Point*)malloc(frame->value.ptsCnt * sizeof(Point)); auto interpPts = (Point*)malloc(frame->value.ptsCnt * sizeof(Point));
auto p = interpPts; auto p = interpPts;
for (auto i = 0; i < frame->value.ptsCnt; ++i, ++s, ++e, ++p) { for (auto i = 0; i < frame->value.ptsCnt; ++i, ++s, ++e, ++p) {
*p = mathLerp(*s, *e, t); *p = lerp(*s, *e, t);
if (transform) *p *= *transform; if (transform) *p *= *transform;
} }
_modifier(interpPts, frame->value.ptsCnt, frame->value.cmds, frame->value.cmdsCnt, cmds, pts, nullptr, roundness); _modifier(interpPts, frame->value.ptsCnt, frame->value.cmds, frame->value.cmdsCnt, cmds, pts, nullptr, roundness);
@ -582,7 +582,7 @@ struct LottiePathSet : LottieProperty
return true; return true;
} else { } else {
for (auto i = 0; i < frame->value.ptsCnt; ++i, ++s, ++e) { for (auto i = 0; i < frame->value.ptsCnt; ++i, ++s, ++e) {
auto pt = mathLerp(*s, *e, t); auto pt = lerp(*s, *e, t);
if (transform) pt *= *transform; if (transform) pt *= *transform;
pts.push(pt); pts.push(pt);
} }
@ -689,7 +689,7 @@ struct LottieColorStop : LottieProperty
if (frameNo >= frames->last().no) return fill->colorStops(frames->last().value.data, count); if (frameNo >= frames->last().no) return fill->colorStops(frames->last().value.data, count);
auto frame = frames->data + _bsearch(frames, frameNo); auto frame = frames->data + _bsearch(frames, frameNo);
if (mathEqual(frame->no, frameNo)) return fill->colorStops(frame->value.data, count); if (tvg::equal(frame->no, frameNo)) return fill->colorStops(frame->value.data, count);
//interpolate //interpolate
auto t = (frameNo - frame->no) / ((frame + 1)->no - frame->no); auto t = (frameNo - frame->no) / ((frame + 1)->no - frame->no);
@ -706,11 +706,11 @@ struct LottieColorStop : LottieProperty
Array<Fill::ColorStop> result; Array<Fill::ColorStop> result;
for (auto i = 0; i < count; ++i, ++s, ++e) { for (auto i = 0; i < count; ++i, ++s, ++e) {
auto offset = mathLerp(s->offset, e->offset, t); auto offset = lerp(s->offset, e->offset, t);
auto r = mathLerp(s->r, e->r, t); auto r = lerp(s->r, e->r, t);
auto g = mathLerp(s->g, e->g, t); auto g = lerp(s->g, e->g, t);
auto b = mathLerp(s->b, e->b, t); auto b = lerp(s->b, e->b, t);
auto a = mathLerp(s->a, e->a, t); auto a = lerp(s->a, e->a, t);
result.push({offset, r, g, b, a}); result.push({offset, r, g, b, a});
} }
return fill->colorStops(result.data, count); return fill->colorStops(result.data, count);
@ -800,7 +800,7 @@ struct LottiePosition : LottieProperty
if (frameNo >= frames->last().no) return frames->last().value; if (frameNo >= frames->last().no) return frames->last().value;
auto frame = frames->data + _bsearch(frames, frameNo); auto frame = frames->data + _bsearch(frames, frameNo);
if (mathEqual(frame->no, frameNo)) return frame->value; if (tvg::equal(frame->no, frameNo)) return frame->value;
return frame->interpolate(frame + 1, frameNo); return frame->interpolate(frame + 1, frameNo);
} }

14
src/loaders/svg/tvgSvgLoader.cpp
View file

@ -588,15 +588,15 @@ static bool _hslToRgb(float hue, float saturation, float brightness, uint8_t* re
float _red = 0, _green = 0, _blue = 0; float _red = 0, _green = 0, _blue = 0;
uint32_t i = 0; uint32_t i = 0;
if (mathZero(saturation)) _red = _green = _blue = brightness; if (tvg::zero(saturation)) _red = _green = _blue = brightness;
else { else {
if (mathEqual(hue, 360.0)) hue = 0.0f; if (tvg::equal(hue, 360.0)) hue = 0.0f;
hue /= 60.0f; hue /= 60.0f;
v = (brightness <= 0.5f) ? (brightness * (1.0f + saturation)) : (brightness + saturation - (brightness * saturation)); v = (brightness <= 0.5f) ? (brightness * (1.0f + saturation)) : (brightness + saturation - (brightness * saturation));
p = brightness + brightness - v; p = brightness + brightness - v;
if (!mathZero(v)) sv = (v - p) / v; if (!tvg::zero(v)) sv = (v - p) / v;
else sv = 0; else sv = 0;
i = static_cast<uint8_t>(hue); i = static_cast<uint8_t>(hue);
@ -853,8 +853,8 @@ static Matrix* _parseTransformationMatrix(const char* value)
//Transform to signed. //Transform to signed.
points[0] = fmodf(points[0], 360.0f); points[0] = fmodf(points[0], 360.0f);
if (points[0] < 0) points[0] += 360.0f; if (points[0] < 0) points[0] += 360.0f;
auto c = cosf(mathDeg2Rad(points[0])); auto c = cosf(deg2rad(points[0]));
auto s = sinf(mathDeg2Rad(points[0])); auto s = sinf(deg2rad(points[0]));
if (ptCount == 1) { if (ptCount == 1) {
Matrix tmp = { c, -s, 0, s, c, 0, 0, 0, 1 }; Matrix tmp = { c, -s, 0, s, c, 0, 0, 0, 1 };
*matrix *= tmp; *matrix *= tmp;
@ -877,12 +877,12 @@ static Matrix* _parseTransformationMatrix(const char* value)
*matrix *= tmp; *matrix *= tmp;
} else if (state == MatrixState::SkewX) { } else if (state == MatrixState::SkewX) {
if (ptCount != 1) goto error; if (ptCount != 1) goto error;
auto deg = tanf(mathDeg2Rad(points[0])); auto deg = tanf(deg2rad(points[0]));
Matrix tmp = { 1, deg, 0, 0, 1, 0, 0, 0, 1 }; Matrix tmp = { 1, deg, 0, 0, 1, 0, 0, 0, 1 };
*matrix *= tmp; *matrix *= tmp;
} else if (state == MatrixState::SkewY) { } else if (state == MatrixState::SkewY) {
if (ptCount != 1) goto error; if (ptCount != 1) goto error;
auto deg = tanf(mathDeg2Rad(points[0])); auto deg = tanf(deg2rad(points[0]));
Matrix tmp = { 1, 0, 0, deg, 1, 0, 0, 0, 1 }; Matrix tmp = { 1, 0, 0, deg, 1, 0, 0, 0, 1 };
*matrix *= tmp; *matrix *= tmp;
} }

10
src/loaders/svg/tvgSvgPath.cpp
View file

@ -126,7 +126,7 @@ void _pathAppendArcTo(Array<PathCommand>* cmds, Array<Point>* pts, Point* cur, P
rx = fabsf(rx); rx = fabsf(rx);
ry = fabsf(ry); ry = fabsf(ry);
angle = mathDeg2Rad(angle); angle = deg2rad(angle);
cosPhi = cosf(angle); cosPhi = cosf(angle);
sinPhi = sinf(angle); sinPhi = sinf(angle);
dx2 = (sx - x) / 2.0f; dx2 = (sx - x) / 2.0f;
@ -194,10 +194,10 @@ void _pathAppendArcTo(Array<PathCommand>* cmds, Array<Point>* pts, Point* cur, P
//We dont' use arccos (as per w3c doc), see //We dont' use arccos (as per w3c doc), see
//http://www.euclideanspace.com/maths/algebra/vectors/angleBetween/index.htm //http://www.euclideanspace.com/maths/algebra/vectors/angleBetween/index.htm
//Note: atan2 (0.0, 1.0) == 0.0 //Note: atan2 (0.0, 1.0) == 0.0
at = mathAtan2(((y1p - cyp) / ry), ((x1p - cxp) / rx)); at = tvg::atan2(((y1p - cyp) / ry), ((x1p - cxp) / rx));
theta1 = (at < 0.0f) ? 2.0f * MATH_PI + at : at; theta1 = (at < 0.0f) ? 2.0f * MATH_PI + at : at;
nat = mathAtan2(((-y1p - cyp) / ry), ((-x1p - cxp) / rx)); nat = tvg::atan2(((-y1p - cyp) / ry), ((-x1p - cxp) / rx));
deltaTheta = (nat < at) ? 2.0f * MATH_PI - at + nat : nat - at; deltaTheta = (nat < at) ? 2.0f * MATH_PI - at + nat : nat - at;
if (sweep) { if (sweep) {
@ -469,12 +469,12 @@ static bool _processCommand(Array<PathCommand>* cmds, Array<Point>* pts, char cm
} }
case 'a': case 'a':
case 'A': { case 'A': {
if (mathZero(arr[0]) || mathZero(arr[1])) { if (tvg::zero(arr[0]) || tvg::zero(arr[1])) {
Point p = {arr[5], arr[6]}; Point p = {arr[5], arr[6]};
cmds->push(PathCommand::LineTo); cmds->push(PathCommand::LineTo);
pts->push(p); pts->push(p);
*cur = {arr[5], arr[6]}; *cur = {arr[5], arr[6]};
} else if (!mathEqual(cur->x, arr[5]) || !mathEqual(cur->y, arr[6])) { } else if (!tvg::equal(cur->x, arr[5]) || !tvg::equal(cur->y, arr[6])) {
_pathAppendArcTo(cmds, pts, cur, curCtl, arr[5], arr[6], fabsf(arr[0]), fabsf(arr[1]), arr[2], arr[3], arr[4]); _pathAppendArcTo(cmds, pts, cur, curCtl, arr[5], arr[6], fabsf(arr[0]), fabsf(arr[1]), arr[2], arr[3], arr[4]);
*cur = *curCtl = {arr[5], arr[6]}; *cur = *curCtl = {arr[5], arr[6]};
*isQuadratic = false; *isQuadratic = false;

12
src/loaders/svg/tvgSvgSceneBuilder.cpp
View file

@ -215,7 +215,7 @@ static bool _appendClipUseNode(SvgLoaderData& loaderData, SvgNode* node, Shape*
} }
if (child->transform) finalTransform = *child->transform * finalTransform; if (child->transform) finalTransform = *child->transform * finalTransform;
return _appendClipShape(loaderData, child, shape, vBox, svgPath, mathIdentity((const Matrix*)(&finalTransform)) ? nullptr : &finalTransform); return _appendClipShape(loaderData, child, shape, vBox, svgPath, identity((const Matrix*)(&finalTransform)) ? nullptr : &finalTransform);
} }
@ -736,10 +736,10 @@ static unique_ptr<Scene> _useBuildHelper(SvgLoaderData& loaderData, const SvgNod
auto vh = (symbol.hasViewBox ? symbol.vh : height); auto vh = (symbol.hasViewBox ? symbol.vh : height);
Matrix mViewBox = {1, 0, 0, 0, 1, 0, 0, 0, 1}; Matrix mViewBox = {1, 0, 0, 0, 1, 0, 0, 0, 1};
if ((!mathEqual(width, vw) || !mathEqual(height, vh)) && vw > 0 && vh > 0) { if ((!tvg::equal(width, vw) || !tvg::equal(height, vh)) && vw > 0 && vh > 0) {
Box box = {symbol.vx, symbol.vy, vw, vh}; Box box = {symbol.vx, symbol.vy, vw, vh};
mViewBox = _calculateAspectRatioMatrix(symbol.align, symbol.meetOrSlice, width, height, box); mViewBox = _calculateAspectRatioMatrix(symbol.align, symbol.meetOrSlice, width, height, box);
} else if (!mathZero(symbol.vx) || !mathZero(symbol.vy)) { } else if (!tvg::zero(symbol.vx) || !tvg::zero(symbol.vy)) {
mViewBox = {1, 0, -symbol.vx, 0, 1, -symbol.vy, 0, 0, 1}; mViewBox = {1, 0, -symbol.vx, 0, 1, -symbol.vy, 0, 0, 1};
} }
@ -821,7 +821,7 @@ static unique_ptr<Text> _textBuildHelper(SvgLoaderData& loaderData, const SvgNod
Matrix textTransform = {1, 0, 0, 0, 1, 0, 0, 0, 1}; Matrix textTransform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
if (node->transform) textTransform = *node->transform; if (node->transform) textTransform = *node->transform;
mathTranslateR(&textTransform, node->node.text.x, node->node.text.y - textNode->fontSize); translateR(&textTransform, node->node.text.x, node->node.text.y - textNode->fontSize);
text->transform(textTransform); text->transform(textTransform);
//TODO: handle def values of font and size as used in a system? //TODO: handle def values of font and size as used in a system?
@ -926,10 +926,10 @@ Scene* svgSceneBuild(SvgLoaderData& loaderData, Box vBox, float w, float h, Aspe
if (!(viewFlag & SvgViewFlag::Viewbox)) _updateInvalidViewSize(docNode.get(), vBox, w, h, viewFlag); if (!(viewFlag & SvgViewFlag::Viewbox)) _updateInvalidViewSize(docNode.get(), vBox, w, h, viewFlag);
if (!mathEqual(w, vBox.w) || !mathEqual(h, vBox.h)) { if (!tvg::equal(w, vBox.w) || !tvg::equal(h, vBox.h)) {
Matrix m = _calculateAspectRatioMatrix(align, meetOrSlice, w, h, vBox); Matrix m = _calculateAspectRatioMatrix(align, meetOrSlice, w, h, vBox);
docNode->transform(m); docNode->transform(m);
} else if (!mathZero(vBox.x) || !mathZero(vBox.y)) { } else if (!tvg::zero(vBox.x) || !tvg::zero(vBox.y)) {
docNode->translate(-vBox.x, -vBox.y); docNode->translate(-vBox.x, -vBox.y);
} }

2
src/renderer/gl_engine/tvgGlGeometry.cpp
View file

@ -253,7 +253,7 @@ GlStencilMode GlGeometry::getStencilMode(RenderUpdateFlag flag)
RenderRegion GlGeometry::getBounds() const RenderRegion GlGeometry::getBounds() const
{ {
if (mathIdentity(&mMatrix)) { if (identity(&mMatrix)) {
return mBounds; return mBounds;
} else { } else {
Point lt{static_cast<float>(mBounds.x), static_cast<float>(mBounds.y)}; Point lt{static_cast<float>(mBounds.x), static_cast<float>(mBounds.y)};

4
src/renderer/gl_engine/tvgGlRenderPass.cpp
View file

@ -58,8 +58,8 @@ void GlRenderPass::getMatrix(float *dst, const Matrix &matrix) const
const auto& vp = getViewport(); const auto& vp = getViewport();
Matrix postMatrix{}; Matrix postMatrix{};
mathIdentity(&postMatrix); identity(&postMatrix);
mathTranslate(&postMatrix, -vp.x, -vp.y); translate(&postMatrix, -vp.x, -vp.y);
auto m = postMatrix * matrix; auto m = postMatrix * matrix;

4
src/renderer/gl_engine/tvgGlRenderer.cpp
View file

@ -253,9 +253,9 @@ void GlRenderer::drawPrimitive(GlShape& sdata, const Fill* fill, RenderUpdateFla
auto gradientTransform = fill->transform(); auto gradientTransform = fill->transform();
float invMat4[16]; float invMat4[16];
if (!mathIdentity(const_cast<const Matrix*>(&gradientTransform))) { if (!identity(const_cast<const Matrix*>(&gradientTransform))) {
Matrix inv{}; Matrix inv{};
mathInverse(&gradientTransform , &inv); inverse(&gradientTransform , &inv);
GET_MATRIX44(inv, invMat4); GET_MATRIX44(inv, invMat4);
} else { } else {

2
src/renderer/gl_engine/tvgGlTessellator.cpp
View file

@ -781,7 +781,7 @@ static int32_t _bezierCurveCount(const Bezier &curve)
static Bezier _bezFromArc(const GlPoint& start, const GlPoint& end, float radius) { static Bezier _bezFromArc(const GlPoint& start, const GlPoint& end, float radius) {
// Calculate the angle between the start and end points // Calculate the angle between the start and end points
float angle = mathAtan2(end.y - start.y, end.x - start.x); float angle = tvg::atan2(end.y - start.y, end.x - start.x);
// Calculate the control points of the cubic bezier curve // Calculate the control points of the cubic bezier curve
float c = radius * 0.552284749831; // c = radius * (4/3) * tan(pi/8) float c = radius * 0.552284749831; // c = radius * (4/3) * tan(pi/8)

26
src/renderer/sw_engine/tvgSwFill.cpp
View file

@ -68,13 +68,13 @@ static uint32_t _estimateAAMargin(const Fill* fdata)
constexpr float marginScalingFactor = 800.0f; constexpr float marginScalingFactor = 800.0f;
if (fdata->type() == Type::RadialGradient) { if (fdata->type() == Type::RadialGradient) {
auto radius = P(static_cast<const RadialGradient*>(fdata))->r; auto radius = P(static_cast<const RadialGradient*>(fdata))->r;
return mathZero(radius) ? 0 : static_cast<uint32_t>(marginScalingFactor / radius); return tvg::zero(radius) ? 0 : static_cast<uint32_t>(marginScalingFactor / radius);
} }
auto grad = P(static_cast<const LinearGradient*>(fdata)); auto grad = P(static_cast<const LinearGradient*>(fdata));
Point p1 {grad->x1, grad->y1}; Point p1 {grad->x1, grad->y1};
Point p2 {grad->x2, grad->y2}; Point p2 {grad->x2, grad->y2};
auto length = mathLength(&p1, &p2); auto len = length(&p1, &p2);
return mathZero(length) ? 0 : static_cast<uint32_t>(marginScalingFactor / length); return tvg::zero(len) ? 0 : static_cast<uint32_t>(marginScalingFactor / len);
} }
@ -221,7 +221,7 @@ bool _prepareLinear(SwFill* fill, const LinearGradient* linear, const Matrix* tr
fill->linear.offset = -fill->linear.dx * x1 - fill->linear.dy * y1; fill->linear.offset = -fill->linear.dx * x1 - fill->linear.dy * y1;
auto gradTransform = linear->transform(); auto gradTransform = linear->transform();
bool isTransformation = !mathIdentity((const Matrix*)(&gradTransform)); bool isTransformation = !identity((const Matrix*)(&gradTransform));
if (isTransformation) { if (isTransformation) {
if (transform) gradTransform = *transform * gradTransform; if (transform) gradTransform = *transform * gradTransform;
@ -232,7 +232,7 @@ bool _prepareLinear(SwFill* fill, const LinearGradient* linear, const Matrix* tr
if (isTransformation) { if (isTransformation) {
Matrix invTransform; Matrix invTransform;
if (!mathInverse(&gradTransform, &invTransform)) return false; if (!inverse(&gradTransform, &invTransform)) return false;
fill->linear.offset += fill->linear.dx * invTransform.e13 + fill->linear.dy * invTransform.e23; fill->linear.offset += fill->linear.dx * invTransform.e13 + fill->linear.dy * invTransform.e23;
@ -287,7 +287,7 @@ bool _prepareRadial(SwFill* fill, const RadialGradient* radial, const Matrix* tr
if (fill->radial.a > 0) fill->radial.invA = 1.0f / fill->radial.a; if (fill->radial.a > 0) fill->radial.invA = 1.0f / fill->radial.a;
auto gradTransform = radial->transform(); auto gradTransform = radial->transform();
bool isTransformation = !mathIdentity((const Matrix*)(&gradTransform)); bool isTransformation = !identity((const Matrix*)(&gradTransform));
if (transform) { if (transform) {
if (isTransformation) gradTransform = *transform * gradTransform; if (isTransformation) gradTransform = *transform * gradTransform;
@ -299,7 +299,7 @@ bool _prepareRadial(SwFill* fill, const RadialGradient* radial, const Matrix* tr
if (isTransformation) { if (isTransformation) {
Matrix invTransform; Matrix invTransform;
if (!mathInverse(&gradTransform, &invTransform)) return false; if (!inverse(&gradTransform, &invTransform)) return false;
fill->radial.a11 = invTransform.e11; fill->radial.a11 = invTransform.e11;
fill->radial.a12 = invTransform.e12; fill->radial.a12 = invTransform.e12;
fill->radial.a13 = invTransform.e13; fill->radial.a13 = invTransform.e13;
@ -547,7 +547,7 @@ void fillLinear(const SwFill* fill, uint32_t* dst, uint32_t y, uint32_t x, uint3
float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1); float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1);
if (opacity == 255) { if (opacity == 255) {
if (mathZero(inc)) { if (tvg::zero(inc)) {
auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE)); auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE));
for (uint32_t i = 0; i < len; ++i, ++dst, cmp += csize) { for (uint32_t i = 0; i < len; ++i, ++dst, cmp += csize) {
*dst = opBlendNormal(color, *dst, alpha(cmp)); *dst = opBlendNormal(color, *dst, alpha(cmp));
@ -578,7 +578,7 @@ void fillLinear(const SwFill* fill, uint32_t* dst, uint32_t y, uint32_t x, uint3
} }
} }
} else { } else {
if (mathZero(inc)) { if (tvg::zero(inc)) {
auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE)); auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE));
for (uint32_t i = 0; i < len; ++i, ++dst, cmp += csize) { for (uint32_t i = 0; i < len; ++i, ++dst, cmp += csize) {
*dst = opBlendNormal(color, *dst, MULTIPLY(alpha(cmp), opacity)); *dst = opBlendNormal(color, *dst, MULTIPLY(alpha(cmp), opacity));
@ -620,7 +620,7 @@ void fillLinear(const SwFill* fill, uint8_t* dst, uint32_t y, uint32_t x, uint32
float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1); float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1);
float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1); float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1);
if (mathZero(inc)) { if (tvg::zero(inc)) {
auto src = MULTIPLY(a, A(_fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE)))); auto src = MULTIPLY(a, A(_fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE))));
for (uint32_t i = 0; i < len; ++i, ++dst) { for (uint32_t i = 0; i < len; ++i, ++dst) {
*dst = maskOp(src, *dst, ~src); *dst = maskOp(src, *dst, ~src);
@ -662,7 +662,7 @@ void fillLinear(const SwFill* fill, uint8_t* dst, uint32_t y, uint32_t x, uint32
float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1); float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1);
float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1); float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1);
if (mathZero(inc)) { if (tvg::zero(inc)) {
auto src = A(_fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE))); auto src = A(_fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE)));
src = MULTIPLY(src, a); src = MULTIPLY(src, a);
for (uint32_t i = 0; i < len; ++i, ++dst, ++cmp) { for (uint32_t i = 0; i < len; ++i, ++dst, ++cmp) {
@ -709,7 +709,7 @@ void fillLinear(const SwFill* fill, uint32_t* dst, uint32_t y, uint32_t x, uint3
float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1); float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1);
float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1); float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1);
if (mathZero(inc)) { if (tvg::zero(inc)) {
auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE)); auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE));
for (uint32_t i = 0; i < len; ++i, ++dst) { for (uint32_t i = 0; i < len; ++i, ++dst) {
*dst = op(color, *dst, a); *dst = op(color, *dst, a);
@ -749,7 +749,7 @@ void fillLinear(const SwFill* fill, uint32_t* dst, uint32_t y, uint32_t x, uint3
float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1); float t = (fill->linear.dx * rx + fill->linear.dy * ry + fill->linear.offset) * (GRADIENT_STOP_SIZE - 1);
float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1); float inc = (fill->linear.dx) * (GRADIENT_STOP_SIZE - 1);
if (mathZero(inc)) { if (tvg::zero(inc)) {
auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE)); auto color = _fixedPixel(fill, static_cast<int32_t>(t * FIXPT_SIZE));
if (a == 255) { if (a == 255) {
for (uint32_t i = 0; i < len; ++i, ++dst) { for (uint32_t i = 0; i < len; ++i, ++dst) {

4
src/renderer/sw_engine/tvgSwImage.cpp
View file

@ -29,7 +29,7 @@
static inline bool _onlyShifted(const Matrix* m) static inline bool _onlyShifted(const Matrix* m)
{ {
if (mathEqual(m->e11, 1.0f) && mathEqual(m->e22, 1.0f) && mathZero(m->e12) && mathZero(m->e21)) return true; if (tvg::equal(m->e11, 1.0f) && tvg::equal(m->e22, 1.0f) && tvg::zero(m->e12) && tvg::zero(m->e21)) return true;
return false; return false;
} }
@ -122,7 +122,7 @@ bool imagePrepare(SwImage* image, const RenderMesh* mesh, const Matrix* transfor
auto scaleY = sqrtf((transform->e22 * transform->e22) + (transform->e12 * transform->e12)); auto scaleY = sqrtf((transform->e22 * transform->e22) + (transform->e12 * transform->e12));
image->scale = (fabsf(scaleX - scaleY) > 0.01f) ? 1.0f : scaleX; image->scale = (fabsf(scaleX - scaleY) > 0.01f) ? 1.0f : scaleX;
if (mathZero(transform->e12) && mathZero(transform->e21)) image->scaled = true; if (tvg::zero(transform->e12) && tvg::zero(transform->e21)) image->scaled = true;
else image->scaled = false; else image->scaled = false;
} }

2
src/renderer/sw_engine/tvgSwMath.cpp
View file

@ -179,7 +179,7 @@ SwFixed mathTan(SwFixed angle)
SwFixed mathAtan(const SwPoint& pt) SwFixed mathAtan(const SwPoint& pt)
{ {
if (pt.zero()) return 0; if (pt.zero()) return 0;
return SwFixed(mathAtan2(TO_FLOAT(pt.y), TO_FLOAT(pt.x)) * (180.0f / MATH_PI) * 65536.0f); return SwFixed(tvg::atan2(TO_FLOAT(pt.y), TO_FLOAT(pt.x)) * (180.0f / MATH_PI) * 65536.0f);
} }

8
src/renderer/sw_engine/tvgSwRaster.cpp
View file

@ -841,8 +841,8 @@ static bool _scaledRleImage(SwSurface* surface, const SwImage* image, const Matr
Matrix itransform; Matrix itransform;
if (transform) { if (transform) {
if (!mathInverse(transform, &itransform)) return false; if (!inverse(transform, &itransform)) return false;
} else mathIdentity(&itransform); } else identity(&itransform);
if (_compositing(surface)) { if (_compositing(surface)) {
if (_matting(surface)) return _rasterScaledMattedRleImage(surface, image, &itransform, region, opacity); if (_matting(surface)) return _rasterScaledMattedRleImage(surface, image, &itransform, region, opacity);
@ -1201,8 +1201,8 @@ static bool _scaledImage(SwSurface* surface, const SwImage* image, const Matrix*
Matrix itransform; Matrix itransform;
if (transform) { if (transform) {
if (!mathInverse(transform, &itransform)) return false; if (!inverse(transform, &itransform)) return false;
} else mathIdentity(&itransform); } else identity(&itransform);
if (_compositing(surface)) { if (_compositing(surface)) {
if (_matting(surface)) return _rasterScaledMattedImage(surface, image, &itransform, region, opacity); if (_matting(surface)) return _rasterScaledMattedImage(surface, image, &itransform, region, opacity);

6
src/renderer/sw_engine/tvgSwRasterTexmap.h
View file

@ -675,7 +675,7 @@ static void _rasterPolygonImage(SwSurface* surface, const SwImage* image, const
auto denom = ((x[2] - x[0]) * (y[1] - y[0]) - (x[1] - x[0]) * (y[2] - y[0])); auto denom = ((x[2] - x[0]) * (y[1] - y[0]) - (x[1] - x[0]) * (y[2] - y[0]));
//Skip poly if it's an infinitely thin line //Skip poly if it's an infinitely thin line
if (mathZero(denom)) return; if (tvg::zero(denom)) return;
denom = 1 / denom; //Reciprocal for speeding up denom = 1 / denom; //Reciprocal for speeding up
dudx = ((u[2] - u[0]) * (y[1] - y[0]) - (u[1] - u[0]) * (y[2] - y[0])) * denom; dudx = ((u[2] - u[0]) * (y[1] - y[0]) - (u[1] - u[0]) * (y[2] - y[0])) * denom;
@ -691,8 +691,8 @@ static void _rasterPolygonImage(SwSurface* surface, const SwImage* image, const
//Determine which side of the polygon the longer edge is on //Determine which side of the polygon the longer edge is on
auto side = (dxdy[1] > dxdy[0]) ? true : false; auto side = (dxdy[1] > dxdy[0]) ? true : false;
if (mathEqual(y[0], y[1])) side = x[0] > x[1]; if (tvg::equal(y[0], y[1])) side = x[0] > x[1];
if (mathEqual(y[1], y[2])) side = x[2] > x[1]; if (tvg::equal(y[1], y[2])) side = x[2] > x[1];
auto regionTop = region ? region->min.y : image->rle->spans->y; //Normal Image or Rle Image? auto regionTop = region ? region->min.y : image->rle->spans->y; //Normal Image or Rle Image?
auto compositing = _compositing(surface); //Composition required auto compositing = _compositing(surface); //Composition required

4
src/renderer/sw_engine/tvgSwRenderer.cpp
View file

@ -95,10 +95,10 @@ struct SwShapeTask : SwTask
if (!rshape->stroke) return 0.0f; if (!rshape->stroke) return 0.0f;
auto width = rshape->stroke->width; auto width = rshape->stroke->width;
if (mathZero(width)) return 0.0f; if (tvg::zero(width)) return 0.0f;
if (!rshape->stroke->fill && (MULTIPLY(rshape->stroke->color[3], opacity) == 0)) return 0.0f; if (!rshape->stroke->fill && (MULTIPLY(rshape->stroke->color[3], opacity) == 0)) return 0.0f;
if (mathZero(rshape->stroke->trim.begin - rshape->stroke->trim.end)) return 0.0f; if (tvg::zero(rshape->stroke->trim.begin - rshape->stroke->trim.end)) return 0.0f;
if (transform) return (width * sqrt(transform->e11 * transform->e11 + transform->e12 * transform->e12)); if (transform) return (width * sqrt(transform->e11 * transform->e11 + transform->e12 * transform->e12));
else return width; else return width;

20
src/renderer/sw_engine/tvgSwShape.cpp
View file

@ -104,7 +104,7 @@ static void _dashLineTo(SwDashStroke& dash, const Point* to, const Matrix* trans
Line cur = {dash.ptCur, *to}; Line cur = {dash.ptCur, *to};
auto len = lineLength(cur.pt1, cur.pt2); auto len = lineLength(cur.pt1, cur.pt2);
if (mathZero(len)) { if (tvg::zero(len)) {
_outlineMoveTo(*dash.outline, &dash.ptCur, transform); _outlineMoveTo(*dash.outline, &dash.ptCur, transform);
//draw the current line fully //draw the current line fully
} else if (len <= dash.curLen) { } else if (len <= dash.curLen) {
@ -166,7 +166,7 @@ static void _dashCubicTo(SwDashStroke& dash, const Point* ctrl1, const Point* ct
auto len = bezLength(cur); auto len = bezLength(cur);
//draw the current line fully //draw the current line fully
if (mathZero(len)) { if (tvg::zero(len)) {
_outlineMoveTo(*dash.outline, &dash.ptCur, transform); _outlineMoveTo(*dash.outline, &dash.ptCur, transform);
} else if (len <= dash.curLen) { } else if (len <= dash.curLen) {
dash.curLen -= len; dash.curLen -= len;
@ -284,7 +284,7 @@ static float _outlineLength(const RenderShape* rshape, uint32_t shiftPts, uint32
if (cmdCnt <= 0 || ptsCnt <= 0) return 0.0f; if (cmdCnt <= 0 || ptsCnt <= 0) return 0.0f;
const Point* close = nullptr; const Point* close = nullptr;
auto length = 0.0f; auto len = 0.0f;
//must begin with moveTo //must begin with moveTo
if (cmds[0] == PathCommand::MoveTo) { if (cmds[0] == PathCommand::MoveTo) {
@ -297,30 +297,30 @@ static float _outlineLength(const RenderShape* rshape, uint32_t shiftPts, uint32
while (cmdCnt-- > 0) { while (cmdCnt-- > 0) {
switch (*cmds) { switch (*cmds) {
case PathCommand::Close: { case PathCommand::Close: {
length += mathLength(pts - 1, close); len += length(pts - 1, close);
if (subpath) return length; if (subpath) return len;
break; break;
} }
case PathCommand::MoveTo: { case PathCommand::MoveTo: {
if (subpath) return length; if (subpath) return len;
close = pts; close = pts;
++pts; ++pts;
break; break;
} }
case PathCommand::LineTo: { case PathCommand::LineTo: {
length += mathLength(pts - 1, pts); len += length(pts - 1, pts);
++pts; ++pts;
break; break;
} }
case PathCommand::CubicTo: { case PathCommand::CubicTo: {
length += bezLength({*(pts - 1), *pts, *(pts + 1), *(pts + 2)}); len += bezLength({*(pts - 1), *pts, *(pts + 1), *(pts + 2)});
pts += 3; pts += 3;
break; break;
} }
} }
++cmds; ++cmds;
} }
return length; return len;
} }
@ -353,7 +353,7 @@ static SwOutline* _genDashOutline(const RenderShape* rshape, const Matrix* trans
//offset //offset
auto patternLength = 0.0f; auto patternLength = 0.0f;
uint32_t offIdx = 0; uint32_t offIdx = 0;
if (!mathZero(offset)) { if (!tvg::zero(offset)) {
for (size_t i = 0; i < dash.cnt; ++i) patternLength += dash.pattern[i]; for (size_t i = 0; i < dash.cnt; ++i) patternLength += dash.pattern[i];
bool isOdd = dash.cnt % 2; bool isOdd = dash.cnt % 2;
if (isOdd) patternLength *= 2; if (isOdd) patternLength *= 2;

20
src/renderer/tvgPaint.cpp
View file

@ -92,8 +92,8 @@ static Result _compFastTrack(RenderMethod* renderer, Paint* cmpTarget, const Ren
//No rotation and no skewing, still can try out clipping the rect region. //No rotation and no skewing, still can try out clipping the rect region.
auto tryClip = false; auto tryClip = false;
if (pTransform && (!mathRightAngle(&pTransform->m) || mathSkewed(&pTransform->m))) tryClip = true; if (pTransform && (!rightAngle(&pTransform->m) || skewed(&pTransform->m))) tryClip = true;
if (rTransform && (!mathRightAngle(&rTransform->m) || mathSkewed(&rTransform->m))) tryClip = true; if (rTransform && (!rightAngle(&rTransform->m) || skewed(&rTransform->m))) tryClip = true;
if (tryClip) return _clipRect(renderer, pts, pTransform, rTransform, before); if (tryClip) return _clipRect(renderer, pts, pTransform, rTransform, before);
@ -103,8 +103,8 @@ static Result _compFastTrack(RenderMethod* renderer, Paint* cmpTarget, const Ren
auto pt3 = pts + 2; auto pt3 = pts + 2;
auto pt4 = pts + 3; auto pt4 = pts + 3;
if ((mathEqual(pt1->x, pt2->x) && mathEqual(pt2->y, pt3->y) && mathEqual(pt3->x, pt4->x) && mathEqual(pt1->y, pt4->y)) || if ((tvg::equal(pt1->x, pt2->x) && tvg::equal(pt2->y, pt3->y) && tvg::equal(pt3->x, pt4->x) && tvg::equal(pt1->y, pt4->y)) ||
(mathEqual(pt2->x, pt3->x) && mathEqual(pt1->y, pt2->y) && mathEqual(pt1->x, pt4->x) && mathEqual(pt3->y, pt4->y))) { (tvg::equal(pt2->x, pt3->x) && tvg::equal(pt1->y, pt2->y) && tvg::equal(pt1->x, pt4->x) && tvg::equal(pt3->y, pt4->y))) {
RenderRegion after; RenderRegion after;
@ -182,9 +182,9 @@ bool Paint::Impl::rotate(float degree)
{ {
if (rTransform) { if (rTransform) {
if (rTransform->overriding) return false; if (rTransform->overriding) return false;
if (mathEqual(degree, rTransform->degree)) return true; if (tvg::equal(degree, rTransform->degree)) return true;
} else { } else {
if (mathZero(degree)) return true; if (tvg::zero(degree)) return true;
rTransform = new RenderTransform(); rTransform = new RenderTransform();
} }
rTransform->degree = degree; rTransform->degree = degree;
@ -198,9 +198,9 @@ bool Paint::Impl::scale(float factor)
{ {
if (rTransform) { if (rTransform) {
if (rTransform->overriding) return false; if (rTransform->overriding) return false;
if (mathEqual(factor, rTransform->scale)) return true; if (tvg::equal(factor, rTransform->scale)) return true;
} else { } else {
if (mathEqual(factor, 1.0f)) return true; if (tvg::equal(factor, 1.0f)) return true;
rTransform = new RenderTransform(); rTransform = new RenderTransform();
} }
rTransform->scale = factor; rTransform->scale = factor;
@ -214,9 +214,9 @@ bool Paint::Impl::translate(float x, float y)
{ {
if (rTransform) { if (rTransform) {
if (rTransform->overriding) return false; if (rTransform->overriding) return false;
if (mathEqual(x, rTransform->m.e13) && mathEqual(y, rTransform->m.e23)) return true; if (tvg::equal(x, rTransform->m.e13) && tvg::equal(y, rTransform->m.e23)) return true;
} else { } else {
if (mathZero(x) && mathZero(y)) return true; if (tvg::zero(x) && tvg::zero(y)) return true;
rTransform = new RenderTransform(); rTransform = new RenderTransform();
} }
rTransform->m.e13 = x; rTransform->m.e13 = x;

2
src/renderer/tvgPaint.h
View file

@ -84,7 +84,7 @@ namespace tvg
bool transform(const Matrix& m) bool transform(const Matrix& m)
{ {
if (!rTransform) { if (!rTransform) {
if (mathIdentity(&m)) return true; if (identity(&m)) return true;
rTransform = new RenderTransform(); rTransform = new RenderTransform();
} }
rTransform->override(m); rTransform->override(m);

6
src/renderer/tvgRender.cpp
View file

@ -67,8 +67,8 @@ void RenderTransform::update()
m.e32 = 0.0f; m.e32 = 0.0f;
m.e33 = 1.0f; m.e33 = 1.0f;
mathScale(&m, scale, scale); tvg::scale(&m, scale, scale);
mathRotate(&m, degree); rotate(&m, degree);
} }
@ -77,7 +77,7 @@ RenderTransform::RenderTransform(const RenderTransform* lhs, const RenderTransfo
if (lhs && rhs) m = lhs->m * rhs->m; if (lhs && rhs) m = lhs->m * rhs->m;
else if (lhs) m = lhs->m; else if (lhs) m = lhs->m;
else if (rhs) m = rhs->m; else if (rhs) m = rhs->m;
else mathIdentity(&m); else identity(&m);
} }

2
src/renderer/tvgSaver.cpp
View file

@ -160,7 +160,7 @@ Result Saver::save(unique_ptr<Animation> animation, const string& path, uint32_t
//animation holds the picture, it must be 1 at the bottom. //animation holds the picture, it must be 1 at the bottom.
auto remove = PP(a->picture())->refCnt <= 1 ? true : false; auto remove = PP(a->picture())->refCnt <= 1 ? true : false;
if (mathZero(a->totalFrame())) { if (tvg::zero(a->totalFrame())) {
if (remove) delete(a); if (remove) delete(a);
return Result::InsufficientCondition; return Result::InsufficientCondition;
} }

4
src/renderer/tvgShape.cpp
View file

@ -162,8 +162,8 @@ Result Shape::appendArc(float cx, float cy, float radius, float startAngle, floa
if (sweep >= 360.0f || sweep <= -360.0f) return appendCircle(cx, cy, radius, radius); if (sweep >= 360.0f || sweep <= -360.0f) return appendCircle(cx, cy, radius, radius);
const float arcPrecision = 1e-5f; const float arcPrecision = 1e-5f;
startAngle = mathDeg2Rad(startAngle); startAngle = deg2rad(startAngle);
sweep = mathDeg2Rad(sweep); sweep = deg2rad(sweep);
auto nCurves = static_cast<int>(fabsf(sweep / MATH_PI2)); auto nCurves = static_cast<int>(fabsf(sweep / MATH_PI2));
if (fabsf(sweep / MATH_PI2) - nCurves > arcPrecision) ++nCurves; if (fabsf(sweep / MATH_PI2) - nCurves > arcPrecision) ++nCurves;

2
src/renderer/tvgShape.h
View file

@ -213,7 +213,7 @@ struct Shape::Impl
rs.stroke = new RenderStroke(); rs.stroke = new RenderStroke();
} }
if (mathEqual(rs.stroke->trim.begin, begin) && mathEqual(rs.stroke->trim.end, end) && if (tvg::equal(rs.stroke->trim.begin, begin) && tvg::equal(rs.stroke->trim.end, end) &&
rs.stroke->trim.simultaneous == simultaneous) return; rs.stroke->trim.simultaneous == simultaneous) return;
auto loop = true; auto loop = true;

2
src/renderer/wg_engine/tvgWgGeometry.cpp
View file

@ -362,7 +362,7 @@ void WgGeometryData::appendStrokeJoin(const WgPoint& v0, const WgPoint& v1, cons
appendRect(v1 - offset0, v1 + offset0, v1 - offset1, v1 + offset1); appendRect(v1 - offset0, v1 + offset0, v1 - offset1, v1 + offset1);
} else if (join == StrokeJoin::Miter) { } else if (join == StrokeJoin::Miter) {
WgPoint nrm = (nrm0 + nrm1); WgPoint nrm = (nrm0 + nrm1);
if (!mathZero(dir0.x * dir1.y - dir0.y * dir1.x)) { if (!tvg::zero(dir0.x * dir1.y - dir0.y * dir1.x)) {
nrm.normalize(); nrm.normalize();
float cosine = nrm.dot(nrm0); float cosine = nrm.dot(nrm0);
float angle = std::acos(dir0.dot(dir1.negative())); float angle = std::acos(dir0.dot(dir1.negative()));

2
src/renderer/wg_engine/tvgWgGeometry.h
View file

@ -55,7 +55,7 @@ public:
inline float dot(const WgPoint& p) const { return x * p.x + y * p.y; } inline float dot(const WgPoint& p) const { return x * p.x + y * p.y; }
inline float dist(const WgPoint& p) const { return sqrt(dist2(p)); } inline float dist(const WgPoint& p) const { return sqrt(dist2(p)); }
inline float dist2(const WgPoint& p) const { return ((p.x - x)*(p.x - x) + (p.y - y)*(p.y - y)); } inline float dist2(const WgPoint& p) const { return ((p.x - x)*(p.x - x) + (p.y - y)*(p.y - y)); }
inline bool equal(const WgPoint& p) const { return mathEqual(x, p.x) && mathEqual(y, p.y); } inline bool equal(const WgPoint& p) const { return tvg::equal(x, p.x) && tvg::equal(y, p.y); }
inline void normalize() { float rlen = 1.0f / length(); x *= rlen; y *= rlen; } inline void normalize() { float rlen = 1.0f / length(); x *= rlen; y *= rlen; }
inline WgPoint normal() const { float rlen = 1.0f / length(); return { x * rlen, y * rlen }; } inline WgPoint normal() const { float rlen = 1.0f / length(); return { x * rlen, y * rlen }; }
inline WgPoint lerp(const WgPoint& p, float t) const { return { x + (p.x - x) * t, y + (p.y - y) * t }; }; inline WgPoint lerp(const WgPoint& p, float t) const { return { x + (p.x - x) * t, y + (p.y - y) * t }; };

2
src/savers/gif/tvgGifSaver.cpp
View file

@ -49,7 +49,7 @@ void GifSaver::run(unsigned tid)
//use the default fps //use the default fps
if (fps > 60.0f) fps = 60.0f; // just in case if (fps > 60.0f) fps = 60.0f; // just in case
else if (mathZero(fps) || fps < 0.0f) { else if (tvg::zero(fps) || fps < 0.0f) {
fps = (animation->totalFrame() / animation->duration()); fps = (animation->totalFrame() / animation->duration());
} }

14
src/savers/tvg/tvgTvgSaver.cpp
View file

@ -303,7 +303,7 @@ TvgBinCounter TvgSaver::writeTagProperty(TvgBinTag tag, TvgBinCounter cnt, const
TvgBinCounter TvgSaver::writeTransform(const Matrix* transform, TvgBinTag tag) TvgBinCounter TvgSaver::writeTransform(const Matrix* transform, TvgBinTag tag)
{ {
if (!mathIdentity(transform)) return writeTagProperty(tag, SIZE(Matrix), transform); if (!identity(transform)) return writeTagProperty(tag, SIZE(Matrix), transform);
return 0; return 0;
} }
@ -408,7 +408,7 @@ TvgBinCounter TvgSaver::serializeFill(const Fill* fill, TvgBinTag tag, const Mat
radial->radial(args, args + 1, args + 2); radial->radial(args, args + 1, args + 2);
cnt += writeTagProperty(TVG_TAG_FILL_RADIAL_GRADIENT, SIZE(args), args); cnt += writeTagProperty(TVG_TAG_FILL_RADIAL_GRADIENT, SIZE(args), args);
//focal //focal
if (!mathZero(P(radial)->fx)|| !mathZero(P(radial)->fy) || P(radial)->fr > 0.0f) { if (!tvg::zero(P(radial)->fx)|| !tvg::zero(P(radial)->fy) || P(radial)->fr > 0.0f) {
args[0] = P(radial)->fx; args[0] = P(radial)->fx;
args[1] = P(radial)->fy; args[1] = P(radial)->fy;
args[2] = P(radial)->fr; args[2] = P(radial)->fr;
@ -489,7 +489,7 @@ TvgBinCounter TvgSaver::serializeStroke(const Shape* shape, const Matrix* pTrans
} }
//dash offset //dash offset
if (!mathZero(offset)) { if (!tvg::zero(offset)) {
cnt += writeTagProperty(TVG_TAG_SHAPE_STROKE_DASH_OFFSET, SIZE(offset), &offset); cnt += writeTagProperty(TVG_TAG_SHAPE_STROKE_DASH_OFFSET, SIZE(offset), &offset);
} }
@ -524,9 +524,9 @@ TvgBinCounter TvgSaver::serializePath(const Shape* shape, const Matrix* transfor
//transform? //transform?
if (preTransform) { if (preTransform) {
if (!mathEqual(transform->e11, 1.0f) || !mathZero(transform->e12) || !mathZero(transform->e13) || if (!tvg::equal(transform->e11, 1.0f) || !tvg::zero(transform->e12) || !tvg::zero(transform->e13) ||
!mathZero(transform->e21) || !mathEqual(transform->e22, 1.0f) || !mathZero(transform->e23) || !tvg::zero(transform->e21) || !tvg::equal(transform->e22, 1.0f) || !tvg::zero(transform->e23) ||
!mathZero(transform->e31) || !mathZero(transform->e32) || !mathEqual(transform->e33, 1.0f)) { !tvg::zero(transform->e31) || !tvg::zero(transform->e32) || !tvg::equal(transform->e33, 1.0f)) {
auto p = const_cast<Point*>(pts); auto p = const_cast<Point*>(pts);
for (uint32_t i = 0; i < ptsCnt; ++i) { for (uint32_t i = 0; i < ptsCnt; ++i) {
*p *= *transform; *p *= *transform;
@ -563,7 +563,7 @@ TvgBinCounter TvgSaver::serializeShape(const Shape* shape, const Matrix* pTransf
shape->strokeFill(color, color + 1, color + 2, color + 3); shape->strokeFill(color, color + 1, color + 2, color + 3);
auto fill = shape->strokeFill(); auto fill = shape->strokeFill();
if (fill || color[3] > 0) { if (fill || color[3] > 0) {
if (!mathEqual(cTransform->e11, cTransform->e22) || (mathZero(cTransform->e11) && !mathEqual(cTransform->e12, cTransform->e21)) || shape->strokeDash(nullptr) > 0) preTransform = false; if (!tvg::equal(cTransform->e11, cTransform->e22) || (tvg::zero(cTransform->e11) && !tvg::equal(cTransform->e12, cTransform->e21)) || shape->strokeDash(nullptr) > 0) preTransform = false;
cnt += serializeStroke(shape, cTransform, preTransform); cnt += serializeStroke(shape, cTransform, preTransform);
} }
} }