Cross Reference: /external/chromium_org/cc/base/math

Lines Matching refs:transform
16 #include "ui/gfx/transform.h"
25     const gfx::Transform& transform,
32   if (!transform.matrix().get(2, 2))
35   SkMScalar z = -(transform.matrix().get(2, 0) * p.x() +
36              transform.matrix().get(2, 1) * p.y() +
37              transform.matrix().get(2, 3)) /
38              transform.matrix().get(2, 2);
40   transform.matrix().mapMScalars(result.vec, result.vec);
45     const gfx::Transform& transform,
48   transform.matrix().mapMScalars(result.vec, result.vec);
104 gfx::Rect MathUtil::MapClippedRect(const gfx::Transform& transform,
106   return gfx::ToEnclosingRect(MapClippedRect(transform, gfx::RectF(src_rect)));
109 gfx::RectF MathUtil::MapClippedRect(const gfx::Transform& transform,
111   if (transform.IsIdentityOrTranslation())
114                static_cast<float>(transform.matrix().getDouble(0, 3)),
115                static_cast<float>(transform.matrix().getDouble(1, 3)));
117   // Apply the transform, but retain the result in homogeneous coordinates.
130   transform.matrix().map2(quad, 4, result);
139 gfx::RectF MathUtil::ProjectClippedRect(const gfx::Transform& transform,
141   if (transform.IsIdentityOrTranslation()) {
144                static_cast<float>(transform.matrix().getDouble(0, 3)),
145                static_cast<float>(transform.matrix().getDouble(1, 3)));
150   HomogeneousCoordinate h1 = ProjectHomogeneousPoint(transform, q.p1());
151   HomogeneousCoordinate h2 = ProjectHomogeneousPoint(transform, q.p2());
152   HomogeneousCoordinate h3 = ProjectHomogeneousPoint(transform, q.p3());
153   HomogeneousCoordinate h4 = ProjectHomogeneousPoint(transform, q.p4());
158 void MathUtil::MapClippedQuad(const gfx::Transform& transform,
163       MapHomogeneousPoint(transform, gfx::Point3F(src_quad.p1()));
165       MapHomogeneousPoint(transform, gfx::Point3F(src_quad.p2()));
167       MapHomogeneousPoint(transform, gfx::Point3F(src_quad.p3()));
169       MapHomogeneousPoint(transform, gfx::Point3F(src_quad.p4()));
327 gfx::QuadF MathUtil::MapQuad(const gfx::Transform& transform,
330   if (transform.IsIdentityOrTranslation()) {
333         gfx::Vector2dF(static_cast<float>(transform.matrix().getDouble(0, 3)),
334                        static_cast<float>(transform.matrix().getDouble(1, 3)));
340       MapHomogeneousPoint(transform, gfx::Point3F(q.p1()));
342       MapHomogeneousPoint(transform, gfx::Point3F(q.p2()));
344       MapHomogeneousPoint(transform, gfx::Point3F(q.p3()));
346       MapHomogeneousPoint(transform, gfx::Point3F(q.p4()));
359 gfx::PointF MathUtil::MapPoint(const gfx::Transform& transform,
362   HomogeneousCoordinate h = MapHomogeneousPoint(transform, gfx::Point3F(p));
383 gfx::Point3F MathUtil::MapPoint(const gfx::Transform& transform,
386   HomogeneousCoordinate h = MapHomogeneousPoint(transform, p);
407 gfx::QuadF MathUtil::ProjectQuad(const gfx::Transform& transform,
412   projected_quad.set_p1(ProjectPoint(transform, q.p1(), &clipped_point));
414   projected_quad.set_p2(ProjectPoint(transform, q.p2(), &clipped_point));
416   projected_quad.set_p3(ProjectPoint(transform, q.p3(), &clipped_point));
418   projected_quad.set_p4(ProjectPoint(transform, q.p4(), &clipped_point));
424 gfx::PointF MathUtil::ProjectPoint(const gfx::Transform& transform,
427   HomogeneousCoordinate h = ProjectHomogeneousPoint(transform, p);
454     const gfx::Transform& transform,
456   if (transform.HasPerspective())
458   float x_scale = ScaleOnAxis(transform.matrix().getDouble(0, 0),
459                               transform.matrix().getDouble(1, 0),
460                               transform.matrix().getDouble(2, 0));
461   float y_scale = ScaleOnAxis(transform.matrix().getDouble(0, 1),
462                               transform.matrix().getDouble(1, 1),
463                               transform.matrix().getDouble(2, 1));
556 scoped_ptr<base::Value> MathUtil::AsValue(const gfx::Transform& transform) {
558   const SkMatrix44& m = transform.matrix();