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git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6458 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien 2023-04-01 15:50:08 +00:00
parent 3a9875cc77
commit 920e327d33
5 changed files with 22 additions and 22 deletions
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2
include/ISceneNode.h
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@ -79,7 +79,7 @@ namespace scene
//! This method is called just before the rendering process of the whole scene.
/** Nodes may register themselves in the render pipeline during this call,
precalculate the geometry which should be renderered, and prevent their
precalculate the geometry which should be rendered, and prevent their
children from being able to register themselves if they are clipped by simply
not calling their OnRegisterSceneNode method.
If you are implementing your own scene node, you should overwrite this method

32
include/matrix4.h
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@ -150,7 +150,7 @@ namespace core
CMatrix4<T> operator*(const CMatrix4<T>& other) const;
//! Multiply by another matrix.
/** Like calling: (*this) = (*this) * other
/** Like calling: (*this) = (*this) * other
*/
CMatrix4<T>& operator*=(const CMatrix4<T>& other);
@ -189,10 +189,10 @@ namespace core
//! Get the rotation, as set by setRotation() when you already know the scale used to create the matrix
/** NOTE: The scale needs to be the correct one used to create this matrix.
You can _not_ use the result of getScale(), but have to save your scale
You can _not_ use the result of getScale(), but have to save your scale
variable in another place (like ISceneNode does).
NOTE: No scale value can be 0 or the result is undefined.
NOTE: It does not necessarily return the *same* Euler angles as those set by setRotationDegrees(),
NOTE: It does not necessarily return the *same* Euler angles as those set by setRotationDegrees(),
but the rotation will be equivalent, i.e. will have the same result when used to rotate a vector or node.
NOTE: It will (usually) give wrong results when further transformations have been added in the matrix (like shear).
WARNING: There have been troubles with this function over the years and we may still have missed some corner cases.
@ -202,9 +202,9 @@ namespace core
//! Returns the rotation, as set by setRotation().
/** NOTE: You will have the same end-rotation as used in setRotation, but it might not use the same axis values.
NOTE: This only works correct if no other matrix operations have been done on the inner 3x3 matrix besides
NOTE: This only works correct if no other matrix operations have been done on the inner 3x3 matrix besides
setting rotation (so no scale/shear). Thought it (probably) works as long as scale doesn't flip handedness.
NOTE: It does not necessarily return the *same* Euler angles as those set by setRotationDegrees(),
NOTE: It does not necessarily return the *same* Euler angles as those set by setRotationDegrees(),
but the rotation will be equivalent, i.e. will have the same result when used to rotate a vector or node.
*/
core::vector3d<T> getRotationDegrees() const;
@ -233,7 +233,7 @@ namespace core
//! Translate a vector by the inverse of the translation part of this matrix.
void inverseTranslateVect( vector3df& vect ) const;
//! Tranform (rotate/scale) a vector by the inverse of the rotation part this matrix
//! Transform (rotate/scale) a vector by the inverse of the rotation part this matrix
void inverseRotateVect( vector3df& vect ) const;
//! Transform (rotate/scale) a vector by the rotation part of this matrix.
@ -905,8 +905,8 @@ namespace core
//! Returns a rotation which (mostly) works in combination with the given scale
/**
This code was originally written by by Chev (assuming no scaling back then,
/**
This code was originally written by by Chev (assuming no scaling back then,
we can be blamed for all problems added by regarding scale)
*/
template <class T>
@ -952,16 +952,16 @@ namespace core
template <class T>
inline core::vector3d<T> CMatrix4<T>::getRotationDegrees() const
{
// Note: Using getScale() here make it look like it could do matrix decomposition.
// It can't! It works (or should work) as long as rotation doesn't flip the handedness
// aka scale swapping 1 or 3 axes. (I think we could catch that as well by comparing
// crossproduct of first 2 axes to direction of third axis, but TODO)
// And maybe it should also offer the solution for the simple calculation
// Note: Using getScale() here make it look like it could do matrix decomposition.
// It can't! It works (or should work) as long as rotation doesn't flip the handedness
// aka scale swapping 1 or 3 axes. (I think we could catch that as well by comparing
// cross product of first 2 axes to direction of third axis, but TODO)
// And maybe it should also offer the solution for the simple calculation
// without regarding scaling as Irrlicht did before 1.7
core::vector3d<T> scale(getScale());
// We assume the matrix uses rotations instead of negative scaling 2 axes.
// Otherwise it fails even for some simple cases, like rotating around
// Otherwise it fails even for some simple cases, like rotating around
// 2 axes by 180° which getScale thinks is a negative scaling.
if (scale.Y<0 && scale.Z<0)
{
@ -2092,7 +2092,7 @@ namespace core
core::vector3df v(vs);
v.normalize();
// cosinus angle
// cosine angle
T ca = f.dotProduct(t);
core::vector3df vt(v * (1 - ca));
@ -2153,7 +2153,7 @@ namespace core
// axis multiplication by sin
const core::vector3df vs = look.crossProduct(from);
// cosinus angle
// cosine angle
const f32 ca = from.dotProduct(look);
core::vector3df vt(up * (1.f - ca));

2
include/vector3d.h
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@ -153,7 +153,7 @@ namespace core
//! Calculates the cross product with another vector.
/** \param p Vector to multiply with.
\return Crossproduct of this vector with p. */
\return Cross product of this vector with p. */
vector3d<T> crossProduct(const vector3d<T>& p) const
{
return vector3d<T>(Y * p.Z - Z * p.Y, Z * p.X - X * p.Z, X * p.Y - Y * p.X);

6
source/Irrlicht/COBJMeshFileLoader.cpp
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@ -330,12 +330,12 @@ IAnimatedMesh* COBJMeshFileLoader::createMesh(io::IReadFile* file)
{
if ( Materials[m]->Meshbuffer->getIndexCount() > 0 )
{
if ( getIndexTypeHint() == EITH_OPTIMAL
if ( getIndexTypeHint() == EITH_OPTIMAL
&& Materials[m]->Meshbuffer->getVertexCount() <= 65536 )
{
Materials[m]->Meshbuffer->getIndexBuffer().setType(video::EIT_16BIT);
}
Materials[m]->Meshbuffer->recalculateBoundingBox();
if (Materials[m]->RecalculateNormals)
@ -794,7 +794,7 @@ COBJMeshFileLoader::SObjMtl* COBJMeshFileLoader::findMtl(const core::stringc& mt
Materials.getLast()->Group = grpName;
return Materials.getLast();
}
// we found a new group for a non-existant material
// we found a new group for a non-existent material
else if (grpName.size())
{
Materials.push_back(new SObjMtl(*Materials[0]));

2
source/Irrlicht/COpenGLDriver.h
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@ -464,7 +464,7 @@ namespace video
core::matrix4 Matrices[ETS_COUNT];
core::array<u8> ColorBuffer;
//! enumeration for rendering modes such as 2d and 3d for minizing the switching of renderStates.
//! enumeration for rendering modes such as 2d and 3d for minimizing the switching of renderStates.
enum E_RENDER_MODE
{
ERM_NONE = 0, // no render state has been set yet.