git_clone/thorvg
1
0
Fork 0
mirror of https://github.com/thorvg/thorvg.git synced 2025-06-13 11:36:25 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 5

common/math: code refactoring

Browse source 
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
Show stats Download patch file Download diff file Expand all files Collapse all files

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);
} }
} }