anulax
/
glm
1
0
Fork 0
Code Issues Pull Requests Packages project_board Releases Wiki Activity

Clean up GTX_matrix_transform coding style

Browse Source
master
Christophe Riccio ago%!(EXTRA string=10 years)
parent ecfebe640f
commit a391bc1be6
1 changed files with 134 additions and 155 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 289
      glm/gtc/matrix_transform.inl

289
glm/gtc/matrix_transform.inl
Unescape View File

@ -150,30 +150,24 @@ namespace glm
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> ortho
(
T left,
T right,
T bottom,
T top,
T zNear,
T zFar
T left, T right,
T bottom, T top,
T zNear, T zFar
)
{
#ifdef GLM_LEFT_HANDED
# ifdef GLM_LEFT_HANDED
return orthoLH(left, right, bottom, top, zNear, zFar);
#else
# else
return orthoRH(left, right, bottom, top, zNear, zFar);
#endif
# endif
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> orthoLH
(
T left,
T right,
T bottom,
T top,
T zNear,
T zFar
T left, T right,
T bottom, T top,
T zNear, T zFar
)
{
tmat4x4<T, defaultp> Result(1);
@ -182,25 +176,23 @@ namespace glm
Result[3][0] = - (right + left) / (right - left);
Result[3][1] = - (top + bottom) / (top - bottom);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = static_cast<T>(1) / (zFar - zNear);
Result[3][2] = - zNear / (zFar - zNear);
#else
Result[2][2] = static_cast<T>(2) / (zFar - zNear);
Result[3][2] = - (zFar + zNear) / (zFar - zNear);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = static_cast<T>(1) / (zFar - zNear);
Result[3][2] = - zNear / (zFar - zNear);
# else
Result[2][2] = static_cast<T>(2) / (zFar - zNear);
Result[3][2] = - (zFar + zNear) / (zFar - zNear);
# endif
return Result;
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> orthoRH
(
T left,
T right,
T bottom,
T top,
T zNear,
T zFar
T left, T right,
T bottom, T top,
T zNear, T zFar
)
{
tmat4x4<T, defaultp> Result(1);
@ -209,61 +201,54 @@ namespace glm
Result[3][0] = - (right + left) / (right - left);
Result[3][1] = - (top + bottom) / (top - bottom);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = - static_cast<T>(1) / (zFar - zNear);
Result[3][2] = - zNear / (zFar - zNear);
#else
Result[2][2] = - static_cast<T>(2) / (zFar - zNear);
Result[3][2] = - (zFar + zNear) / (zFar - zNear);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = - static_cast<T>(1) / (zFar - zNear);
Result[3][2] = - zNear / (zFar - zNear);
# else
Result[2][2] = - static_cast<T>(2) / (zFar - zNear);
Result[3][2] = - (zFar + zNear) / (zFar - zNear);
# endif
return Result;
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> ortho
(
T left,
T right,
T bottom,
T top
T left, T right,
T bottom, T top
)
{
tmat4x4<T, defaultp> Result(1);
Result[0][0] = static_cast<T>(2) / (right - left);
Result[1][1] = static_cast<T>(2) / (top - bottom);
Result[2][2] = - static_cast<T>(1);
Result[3][0] = - (right + left) / (right - left);
Result[3][1] = - (top + bottom) / (top - bottom);
return Result;
tmat4x4<T, defaultp> Result(1);
Result[0][0] = static_cast<T>(2) / (right - left);
Result[1][1] = static_cast<T>(2) / (top - bottom);
Result[2][2] = - static_cast<T>(1);
Result[3][0] = - (right + left) / (right - left);
Result[3][1] = - (top + bottom) / (top - bottom);
return Result;
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> frustum
(
T left,
T right,
T bottom,
T top,
T nearVal,
T farVal
T left, T right,
T bottom, T top,
T nearVal, T farVal
)
{
#ifdef GLM_LEFT_HANDED
return frustumLH(left, right, bottom, top, nearVal, farVal);
#else
return frustumRH(left, right, bottom, top, nearVal, farVal);
#endif
# ifdef GLM_LEFT_HANDED
return frustumLH(left, right, bottom, top, nearVal, farVal);
# else
return frustumRH(left, right, bottom, top, nearVal, farVal);
# endif
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> frustumLH
(
T left,
T right,
T bottom,
T top,
T nearVal,
T farVal
T left, T right,
T bottom, T top,
T nearVal, T farVal
)
{
tmat4x4<T, defaultp> Result(0);
@ -273,25 +258,23 @@ namespace glm
Result[2][1] = (top + bottom) / (top - bottom);
Result[2][3] = static_cast<T>(1);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = farVal / (farVal - nearVal);
Result[3][2] = -(farVal * nearVal) / (farVal - nearVal);
#else
Result[2][2] = (farVal + nearVal) / (farVal - nearVal);
Result[3][2] = - (static_cast<T>(2) * farVal * nearVal) / (farVal - nearVal);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = farVal / (farVal - nearVal);
Result[3][2] = -(farVal * nearVal) / (farVal - nearVal);
# else
Result[2][2] = (farVal + nearVal) / (farVal - nearVal);
Result[3][2] = - (static_cast<T>(2) * farVal * nearVal) / (farVal - nearVal);
# endif
return Result;
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> frustumRH
(
T left,
T right,
T bottom,
T top,
T nearVal,
T farVal
T left, T right,
T bottom, T top,
T nearVal, T farVal
)
{
tmat4x4<T, defaultp> Result(0);
@ -301,13 +284,14 @@ namespace glm
Result[2][1] = (top + bottom) / (top - bottom);
Result[2][3] = static_cast<T>(-1);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = farVal / (nearVal - farVal);
Result[3][2] = -(farVal * nearVal) / (farVal - nearVal);
#else
Result[2][2] = - (farVal + nearVal) / (farVal - nearVal);
Result[3][2] = - (static_cast<T>(2) * farVal * nearVal) / (farVal - nearVal);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = farVal / (nearVal - farVal);
Result[3][2] = -(farVal * nearVal) / (farVal - nearVal);
# else
Result[2][2] = - (farVal + nearVal) / (farVal - nearVal);
Result[3][2] = - (static_cast<T>(2) * farVal * nearVal) / (farVal - nearVal);
# endif
return Result;
}
@ -320,11 +304,11 @@ namespace glm
T zFar
)
{
#ifdef GLM_LEFT_HANDED
# ifdef GLM_LEFT_HANDED
return perspectiveLH(fovy, aspect, zNear, zFar);
#else
# else
return perspectiveRH(fovy, aspect, zNear, zFar);
#endif
# endif
}
template <typename T>
@ -332,8 +316,7 @@ namespace glm
(
T fovy,
T aspect,
T zNear,
T zFar
T zNear, T zFar
)
{
assert(abs(aspect - std::numeric_limits<T>::epsilon()) > static_cast<T>(0));
@ -345,24 +328,24 @@ namespace glm
Result[1][1] = static_cast<T>(1) / (tanHalfFovy);
Result[2][3] = - static_cast<T>(1);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zNear - zFar);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
#else
Result[2][2] = - (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zNear - zFar);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
# else
Result[2][2] = - (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
# endif
return Result;
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> perspectiveLH
(
(
T fovy,
T aspect,
T zNear,
T zFar
)
T zNear, T zFar
)
{
assert(abs(aspect - std::numeric_limits<T>::epsilon()) > static_cast<T>(0));
@ -373,13 +356,14 @@ namespace glm
Result[1][1] = static_cast<T>(1) / (tanHalfFovy);
Result[2][3] = static_cast<T>(1);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zFar - zNear);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
#else
Result[2][2] = (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zFar - zNear);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
# else
Result[2][2] = (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
# endif
return Result;
}
@ -387,27 +371,23 @@ namespace glm
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> perspectiveFov
(
T fov,
T width,
T height,
T zNear,
T zFar
T width, T height,
T zNear, T zFar
)
{
#ifdef GLM_LEFT_HANDED
# ifdef GLM_LEFT_HANDED
return perspectiveFovLH(fov, width, height, zNear, zFar);
#else
# else
return perspectiveFovRH(fov, width, height, zNear, zFar);
#endif
# endif
}
template <typename T>
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> perspectiveFovRH
(
T fov,
T width,
T height,
T zNear,
T zFar
T width, T height,
T zNear, T zFar
)
{
assert(width > static_cast<T>(0));
@ -423,13 +403,14 @@ namespace glm
Result[1][1] = h;
Result[2][3] = - static_cast<T>(1);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zNear - zFar);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
#else
Result[2][2] = - (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zNear - zFar);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
# else
Result[2][2] = - (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
# endif
return Result;
}
@ -437,10 +418,8 @@ namespace glm
GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> perspectiveFovLH
(
T fov,
T width,
T height,
T zNear,
T zFar
T width, T height,
T zNear, T zFar
)
{
assert(width > static_cast<T>(0));
@ -456,13 +435,13 @@ namespace glm
Result[1][1] = h;
Result[2][3] = static_cast<T>(1);
#ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zFar - zNear);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
#else
Result[2][2] = (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
Result[2][2] = zFar / (zFar - zNear);
Result[3][2] = -(zFar * zNear) / (zFar - zNear);
# else
Result[2][2] = (zFar + zNear) / (zFar - zNear);
Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
# endif
return Result;
}
@ -475,11 +454,11 @@ namespace glm
T zNear
)
{
#ifdef GLM_LEFT_HANDED
return infinitePerspectiveLH(fovy, aspect, zNear);
#else
return infinitePerspectiveRH(fovy, aspect, zNear);
#endif
# ifdef GLM_LEFT_HANDED
return infinitePerspectiveLH(fovy, aspect, zNear);
# else
return infinitePerspectiveRH(fovy, aspect, zNear);
# endif
}
template <typename T>
@ -578,12 +557,12 @@ namespace glm
tmp = proj * tmp;
tmp /= tmp.w;
#ifdef GLM_DEPTH_ZERO_TO_ONE
tmp.x = tmp.x * T(0.5) + T(0.5);
tmp.y = tmp.y * T(0.5) + T(0.5);
#else
tmp = tmp * T(0.5) + T(0.5);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
tmp.x = tmp.x * T(0.5) + T(0.5);
tmp.y = tmp.y * T(0.5) + T(0.5);
# else
tmp = tmp * T(0.5) + T(0.5);
# endif
tmp[0] = tmp[0] * T(viewport[2]) + T(viewport[0]);
tmp[1] = tmp[1] * T(viewport[3]) + T(viewport[1]);
@ -604,12 +583,12 @@ namespace glm
tvec4<T, P> tmp = tvec4<T, P>(win, T(1));
tmp.x = (tmp.x - T(viewport[0])) / T(viewport[2]);
tmp.y = (tmp.y - T(viewport[1])) / T(viewport[3]);
#ifdef GLM_DEPTH_ZERO_TO_ONE
tmp.x = tmp.x * T(2) - T(1);
tmp.y = tmp.y * T(2) - T(1);
#else
tmp = tmp * T(2) - T(1);
#endif
# ifdef GLM_DEPTH_ZERO_TO_ONE
tmp.x = tmp.x * T(2) - T(1);
tmp.y = tmp.y * T(2) - T(1);
# else
tmp = tmp * T(2) - T(1);
# endif
tvec4<T, P> obj = Inverse * tmp;
obj /= obj.w;
@ -649,11 +628,11 @@ namespace glm
tvec3<T, P> const & up
)
{
#ifdef GLM_LEFT_HANDED
# ifdef GLM_LEFT_HANDED
return lookAtLH(eye, center, up);
#else
# else
return lookAtRH(eye, center, up);
#endif
# endif
}
template <typename T, precision P>

Write Preview
Loading…
Cancel
Save