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Diffstat (limited to 'inc/glm/gtc/matrix_transform.inl')
| -rw-r--r-- | inc/glm/gtc/matrix_transform.inl | 413 |
1 files changed, 0 insertions, 413 deletions
diff --git a/inc/glm/gtc/matrix_transform.inl b/inc/glm/gtc/matrix_transform.inl deleted file mode 100644 index ac7ad09..0000000 --- a/inc/glm/gtc/matrix_transform.inl +++ /dev/null @@ -1,413 +0,0 @@ -///////////////////////////////////////////////////////////////////////////////////
-/// OpenGL Mathematics (glm.g-truc.net)
-///
-/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
-/// Permission is hereby granted, free of charge, to any person obtaining a copy
-/// of this software and associated documentation files (the "Software"), to deal
-/// in the Software without restriction, including without limitation the rights
-/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-/// copies of the Software, and to permit persons to whom the Software is
-/// furnished to do so, subject to the following conditions:
-///
-/// The above copyright notice and this permission notice shall be included in
-/// all copies or substantial portions of the Software.
-///
-/// Restrictions:
-/// By making use of the Software for military purposes, you choose to make
-/// a Bunny unhappy.
-///
-/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-/// THE SOFTWARE.
-///
-/// @ref gtc_matrix_transform
-/// @file glm/gtc/matrix_transform.inl
-/// @date 2009-04-29 / 2011-06-15
-/// @author Christophe Riccio
-///////////////////////////////////////////////////////////////////////////////////
-
-#include "../geometric.hpp"
-#include "../trigonometric.hpp"
-#include "../matrix.hpp"
-
-namespace glm
-{
- template <typename T, precision P>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> translate
- (
- tmat4x4<T, P> const & m,
- tvec3<T, P> const & v
- )
- {
- tmat4x4<T, P> Result(m);
- Result[3] = m[0] * v[0] + m[1] * v[1] + m[2] * v[2] + m[3];
- return Result;
- }
-
- template <typename T, precision P>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> rotate
- (
- tmat4x4<T, P> const & m,
- T angle,
- tvec3<T, P> const & v
- )
- {
- T const a = angle;
- T const c = cos(a);
- T const s = sin(a);
-
- tvec3<T, P> axis(normalize(v));
- tvec3<T, P> temp((T(1) - c) * axis);
-
- tmat4x4<T, P> Rotate(uninitialize);
- Rotate[0][0] = c + temp[0] * axis[0];
- Rotate[0][1] = 0 + temp[0] * axis[1] + s * axis[2];
- Rotate[0][2] = 0 + temp[0] * axis[2] - s * axis[1];
-
- Rotate[1][0] = 0 + temp[1] * axis[0] - s * axis[2];
- Rotate[1][1] = c + temp[1] * axis[1];
- Rotate[1][2] = 0 + temp[1] * axis[2] + s * axis[0];
-
- Rotate[2][0] = 0 + temp[2] * axis[0] + s * axis[1];
- Rotate[2][1] = 0 + temp[2] * axis[1] - s * axis[0];
- Rotate[2][2] = c + temp[2] * axis[2];
-
- tmat4x4<T, P> Result(uninitialize);
- Result[0] = m[0] * Rotate[0][0] + m[1] * Rotate[0][1] + m[2] * Rotate[0][2];
- Result[1] = m[0] * Rotate[1][0] + m[1] * Rotate[1][1] + m[2] * Rotate[1][2];
- Result[2] = m[0] * Rotate[2][0] + m[1] * Rotate[2][1] + m[2] * Rotate[2][2];
- Result[3] = m[3];
- return Result;
- }
-
- template <typename T, precision P>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> rotate_slow
- (
- tmat4x4<T, P> const & m,
- T angle,
- tvec3<T, P> const & v
- )
- {
- T const a = angle;
- T const c = cos(a);
- T const s = sin(a);
- tmat4x4<T, P> Result;
-
- tvec3<T, P> axis = normalize(v);
-
- Result[0][0] = c + (1 - c) * axis.x * axis.x;
- Result[0][1] = (1 - c) * axis.x * axis.y + s * axis.z;
- Result[0][2] = (1 - c) * axis.x * axis.z - s * axis.y;
- Result[0][3] = 0;
-
- Result[1][0] = (1 - c) * axis.y * axis.x - s * axis.z;
- Result[1][1] = c + (1 - c) * axis.y * axis.y;
- Result[1][2] = (1 - c) * axis.y * axis.z + s * axis.x;
- Result[1][3] = 0;
-
- Result[2][0] = (1 - c) * axis.z * axis.x + s * axis.y;
- Result[2][1] = (1 - c) * axis.z * axis.y - s * axis.x;
- Result[2][2] = c + (1 - c) * axis.z * axis.z;
- Result[2][3] = 0;
-
- Result[3] = tvec4<T, P>(0, 0, 0, 1);
- return m * Result;
- }
-
- template <typename T, precision P>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> scale
- (
- tmat4x4<T, P> const & m,
- tvec3<T, P> const & v
- )
- {
- tmat4x4<T, P> Result(uninitialize);
- Result[0] = m[0] * v[0];
- Result[1] = m[1] * v[1];
- Result[2] = m[2] * v[2];
- Result[3] = m[3];
- return Result;
- }
-
- template <typename T, precision P>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> scale_slow
- (
- tmat4x4<T, P> const & m,
- tvec3<T, P> const & v
- )
- {
- tmat4x4<T, P> Result(T(1));
- Result[0][0] = v.x;
- Result[1][1] = v.y;
- Result[2][2] = v.z;
- return m * Result;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> ortho
- (
- T left,
- T right,
- T bottom,
- T top,
- T zNear,
- T zFar
- )
- {
- 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>(2) / (zFar - zNear);
- Result[3][0] = - (right + left) / (right - left);
- Result[3][1] = - (top + bottom) / (top - bottom);
- Result[3][2] = - (zFar + zNear) / (zFar - zNear);
- return Result;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> ortho
- (
- 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;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> frustum
- (
- T left,
- T right,
- T bottom,
- T top,
- T nearVal,
- T farVal
- )
- {
- tmat4x4<T, defaultp> Result(0);
- Result[0][0] = (static_cast<T>(2) * nearVal) / (right - left);
- Result[1][1] = (static_cast<T>(2) * nearVal) / (top - bottom);
- Result[2][0] = (right + left) / (right - left);
- Result[2][1] = (top + bottom) / (top - bottom);
- Result[2][2] = -(farVal + nearVal) / (farVal - nearVal);
- Result[2][3] = static_cast<T>(-1);
- Result[3][2] = -(static_cast<T>(2) * farVal * nearVal) / (farVal - nearVal);
- return Result;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> perspective
- (
- T fovy,
- T aspect,
- T zNear,
- T zFar
- )
- {
- assert(abs(aspect - std::numeric_limits<T>::epsilon()) > static_cast<T>(0));
-
- T const tanHalfFovy = tan(fovy / static_cast<T>(2));
-
- tmat4x4<T, defaultp> Result(static_cast<T>(0));
- Result[0][0] = static_cast<T>(1) / (aspect * tanHalfFovy);
- Result[1][1] = static_cast<T>(1) / (tanHalfFovy);
- Result[2][2] = - (zFar + zNear) / (zFar - zNear);
- Result[2][3] = - static_cast<T>(1);
- Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
- return Result;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> perspectiveFov
- (
- T fov,
- T width,
- T height,
- T zNear,
- T zFar
- )
- {
- assert(width > static_cast<T>(0));
- assert(height > static_cast<T>(0));
- assert(fov > static_cast<T>(0));
-
- T const rad = fov;
- T const h = glm::cos(static_cast<T>(0.5) * rad) / glm::sin(static_cast<T>(0.5) * rad);
- T const w = h * height / width; ///todo max(width , Height) / min(width , Height)?
-
- tmat4x4<T, defaultp> Result(static_cast<T>(0));
- Result[0][0] = w;
- Result[1][1] = h;
- Result[2][2] = - (zFar + zNear) / (zFar - zNear);
- Result[2][3] = - static_cast<T>(1);
- Result[3][2] = - (static_cast<T>(2) * zFar * zNear) / (zFar - zNear);
- return Result;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> infinitePerspective
- (
- T fovy,
- T aspect,
- T zNear
- )
- {
- T const range = tan(fovy / T(2)) * zNear;
- T const left = -range * aspect;
- T const right = range * aspect;
- T const bottom = -range;
- T const top = range;
-
- tmat4x4<T, defaultp> Result(T(0));
- Result[0][0] = (T(2) * zNear) / (right - left);
- Result[1][1] = (T(2) * zNear) / (top - bottom);
- Result[2][2] = - T(1);
- Result[2][3] = - T(1);
- Result[3][2] = - T(2) * zNear;
- return Result;
- }
-
- // Infinite projection matrix: http://www.terathon.com/gdc07_lengyel.pdf
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> tweakedInfinitePerspective
- (
- T fovy,
- T aspect,
- T zNear,
- T ep
- )
- {
- T const range = tan(fovy / T(2)) * zNear;
- T const left = -range * aspect;
- T const right = range * aspect;
- T const bottom = -range;
- T const top = range;
-
- tmat4x4<T, defaultp> Result(T(0));
- Result[0][0] = (static_cast<T>(2) * zNear) / (right - left);
- Result[1][1] = (static_cast<T>(2) * zNear) / (top - bottom);
- Result[2][2] = ep - static_cast<T>(1);
- Result[2][3] = static_cast<T>(-1);
- Result[3][2] = (ep - static_cast<T>(2)) * zNear;
- return Result;
- }
-
- template <typename T>
- GLM_FUNC_QUALIFIER tmat4x4<T, defaultp> tweakedInfinitePerspective
- (
- T fovy,
- T aspect,
- T zNear
- )
- {
- return tweakedInfinitePerspective(fovy, aspect, zNear, epsilon<T>());
- }
-
- template <typename T, typename U, precision P>
- GLM_FUNC_QUALIFIER tvec3<T, P> project
- (
- tvec3<T, P> const & obj,
- tmat4x4<T, P> const & model,
- tmat4x4<T, P> const & proj,
- tvec4<U, P> const & viewport
- )
- {
- tvec4<T, P> tmp = tvec4<T, P>(obj, T(1));
- tmp = model * tmp;
- tmp = proj * tmp;
-
- tmp /= tmp.w;
- tmp = tmp * T(0.5) + T(0.5);
- tmp[0] = tmp[0] * T(viewport[2]) + T(viewport[0]);
- tmp[1] = tmp[1] * T(viewport[3]) + T(viewport[1]);
-
- return tvec3<T, P>(tmp);
- }
-
- template <typename T, typename U, precision P>
- GLM_FUNC_QUALIFIER tvec3<T, P> unProject
- (
- tvec3<T, P> const & win,
- tmat4x4<T, P> const & model,
- tmat4x4<T, P> const & proj,
- tvec4<U, P> const & viewport
- )
- {
- tmat4x4<T, P> Inverse = inverse(proj * model);
-
- 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]);
- tmp = tmp * T(2) - T(1);
-
- tvec4<T, P> obj = Inverse * tmp;
- obj /= obj.w;
-
- return tvec3<T, P>(obj);
- }
-
- template <typename T, precision P, typename U>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> pickMatrix
- (
- tvec2<T, P> const & center,
- tvec2<T, P> const & delta,
- tvec4<U, P> const & viewport
- )
- {
- assert(delta.x > T(0) && delta.y > T(0));
- tmat4x4<T, P> Result(1.0f);
-
- if(!(delta.x > T(0) && delta.y > T(0)))
- return Result; // Error
-
- tvec3<T, P> Temp(
- (T(viewport[2]) - T(2) * (center.x - T(viewport[0]))) / delta.x,
- (T(viewport[3]) - T(2) * (center.y - T(viewport[1]))) / delta.y,
- T(0));
-
- // Translate and scale the picked region to the entire window
- Result = translate(Result, Temp);
- return scale(Result, tvec3<T, P>(T(viewport[2]) / delta.x, T(viewport[3]) / delta.y, T(1)));
- }
-
- template <typename T, precision P>
- GLM_FUNC_QUALIFIER tmat4x4<T, P> lookAt
- (
- tvec3<T, P> const & eye,
- tvec3<T, P> const & center,
- tvec3<T, P> const & up
- )
- {
- tvec3<T, P> const f(normalize(center - eye));
- tvec3<T, P> const s(normalize(cross(f, up)));
- tvec3<T, P> const u(cross(s, f));
-
- tmat4x4<T, P> Result(1);
- Result[0][0] = s.x;
- Result[1][0] = s.y;
- Result[2][0] = s.z;
- Result[0][1] = u.x;
- Result[1][1] = u.y;
- Result[2][1] = u.z;
- Result[0][2] =-f.x;
- Result[1][2] =-f.y;
- Result[2][2] =-f.z;
- Result[3][0] =-dot(s, eye);
- Result[3][1] =-dot(u, eye);
- Result[3][2] = dot(f, eye);
- return Result;
- }
-}//namespace glm
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