summaryrefslogtreecommitdiff
path: root/core/math/camera_matrix.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'core/math/camera_matrix.cpp')
-rw-r--r--core/math/camera_matrix.cpp34
1 files changed, 0 insertions, 34 deletions
diff --git a/core/math/camera_matrix.cpp b/core/math/camera_matrix.cpp
index 5d3ebc9f6d..4b147bd987 100644
--- a/core/math/camera_matrix.cpp
+++ b/core/math/camera_matrix.cpp
@@ -34,7 +34,6 @@
#include "core/print_string.h"
float CameraMatrix::determinant() const {
-
return matrix[0][3] * matrix[1][2] * matrix[2][1] * matrix[3][0] - matrix[0][2] * matrix[1][3] * matrix[2][1] * matrix[3][0] -
matrix[0][3] * matrix[1][1] * matrix[2][2] * matrix[3][0] + matrix[0][1] * matrix[1][3] * matrix[2][2] * matrix[3][0] +
matrix[0][2] * matrix[1][1] * matrix[2][3] * matrix[3][0] - matrix[0][1] * matrix[1][2] * matrix[2][3] * matrix[3][0] -
@@ -50,29 +49,22 @@ float CameraMatrix::determinant() const {
}
void CameraMatrix::set_identity() {
-
for (int i = 0; i < 4; i++) {
-
for (int j = 0; j < 4; j++) {
-
matrix[i][j] = (i == j) ? 1 : 0;
}
}
}
void CameraMatrix::set_zero() {
-
for (int i = 0; i < 4; i++) {
-
for (int j = 0; j < 4; j++) {
-
matrix[i][j] = 0;
}
}
}
Plane CameraMatrix::xform4(const Plane &p_vec4) const {
-
Plane ret;
ret.normal.x = matrix[0][0] * p_vec4.normal.x + matrix[1][0] * p_vec4.normal.y + matrix[2][0] * p_vec4.normal.z + matrix[3][0] * p_vec4.d;
@@ -83,7 +75,6 @@ Plane CameraMatrix::xform4(const Plane &p_vec4) const {
}
void CameraMatrix::set_perspective(real_t p_fovy_degrees, real_t p_aspect, real_t p_z_near, real_t p_z_far, bool p_flip_fov) {
-
if (p_flip_fov) {
p_fovy_degrees = get_fovy(p_fovy_degrees, 1.0 / p_aspect);
}
@@ -176,7 +167,6 @@ void CameraMatrix::set_for_hmd(int p_eye, real_t p_aspect, real_t p_intraocular_
};
void CameraMatrix::set_orthogonal(real_t p_left, real_t p_right, real_t p_bottom, real_t p_top, real_t p_znear, real_t p_zfar) {
-
set_identity();
matrix[0][0] = 2.0 / (p_right - p_left);
@@ -189,7 +179,6 @@ void CameraMatrix::set_orthogonal(real_t p_left, real_t p_right, real_t p_bottom
}
void CameraMatrix::set_orthogonal(real_t p_size, real_t p_aspect, real_t p_znear, real_t p_zfar, bool p_flip_fov) {
-
if (!p_flip_fov) {
p_size *= p_aspect;
}
@@ -198,7 +187,6 @@ void CameraMatrix::set_orthogonal(real_t p_size, real_t p_aspect, real_t p_znear
}
void CameraMatrix::set_frustum(real_t p_left, real_t p_right, real_t p_bottom, real_t p_top, real_t p_near, real_t p_far) {
-
ERR_FAIL_COND(p_right <= p_left);
ERR_FAIL_COND(p_top <= p_bottom);
ERR_FAIL_COND(p_far <= p_near);
@@ -239,7 +227,6 @@ void CameraMatrix::set_frustum(real_t p_size, real_t p_aspect, Vector2 p_offset,
}
real_t CameraMatrix::get_z_far() const {
-
const real_t *matrix = (const real_t *)this->matrix;
Plane new_plane = Plane(matrix[3] - matrix[2],
matrix[7] - matrix[6],
@@ -252,7 +239,6 @@ real_t CameraMatrix::get_z_far() const {
return new_plane.d;
}
real_t CameraMatrix::get_z_near() const {
-
const real_t *matrix = (const real_t *)this->matrix;
Plane new_plane = Plane(matrix[3] + matrix[2],
matrix[7] + matrix[6],
@@ -264,7 +250,6 @@ real_t CameraMatrix::get_z_near() const {
}
Vector2 CameraMatrix::get_viewport_half_extents() const {
-
const real_t *matrix = (const real_t *)this->matrix;
///////--- Near Plane ---///////
Plane near_plane = Plane(matrix[3] + matrix[2],
@@ -293,7 +278,6 @@ Vector2 CameraMatrix::get_viewport_half_extents() const {
}
void CameraMatrix::get_far_plane_size(real_t &r_width, real_t &r_height) const {
-
const real_t *matrix = (const real_t *)this->matrix;
///////--- Far Plane ---///////
Plane far_plane = Plane(matrix[3] - matrix[2],
@@ -323,7 +307,6 @@ void CameraMatrix::get_far_plane_size(real_t &r_width, real_t &r_height) const {
}
bool CameraMatrix::get_endpoints(const Transform &p_transform, Vector3 *p_8points) const {
-
Vector<Plane> planes = get_projection_planes(Transform());
const Planes intersections[8][3] = {
{ PLANE_FAR, PLANE_LEFT, PLANE_TOP },
@@ -337,7 +320,6 @@ bool CameraMatrix::get_endpoints(const Transform &p_transform, Vector3 *p_8point
};
for (int i = 0; i < 8; i++) {
-
Vector3 point;
bool res = planes[intersections[i][0]].intersect_3(planes[intersections[i][1]], planes[intersections[i][2]], &point);
ERR_FAIL_COND_V(!res, false);
@@ -348,7 +330,6 @@ bool CameraMatrix::get_endpoints(const Transform &p_transform, Vector3 *p_8point
}
Vector<Plane> CameraMatrix::get_projection_planes(const Transform &p_transform) const {
-
/** Fast Plane Extraction from combined modelview/projection matrices.
* References:
* https://web.archive.org/web/20011221205252/http://www.markmorley.com/opengl/frustumculling.html
@@ -431,14 +412,12 @@ Vector<Plane> CameraMatrix::get_projection_planes(const Transform &p_transform)
}
CameraMatrix CameraMatrix::inverse() const {
-
CameraMatrix cm = *this;
cm.invert();
return cm;
}
void CameraMatrix::invert() {
-
int i, j, k;
int pvt_i[4], pvt_j[4]; /* Locations of pivot matrix */
real_t pvt_val; /* Value of current pivot element */
@@ -541,12 +520,10 @@ void CameraMatrix::flip_y() {
}
CameraMatrix::CameraMatrix() {
-
set_identity();
}
CameraMatrix CameraMatrix::operator*(const CameraMatrix &p_matrix) const {
-
CameraMatrix new_matrix;
for (int j = 0; j < 4; j++) {
@@ -562,7 +539,6 @@ CameraMatrix CameraMatrix::operator*(const CameraMatrix &p_matrix) const {
}
void CameraMatrix::set_depth_correction(bool p_flip_y) {
-
real_t *m = &matrix[0][0];
m[0] = 1;
@@ -584,7 +560,6 @@ void CameraMatrix::set_depth_correction(bool p_flip_y) {
}
void CameraMatrix::set_light_bias() {
-
real_t *m = &matrix[0][0];
m[0] = 0.5;
@@ -606,7 +581,6 @@ void CameraMatrix::set_light_bias() {
}
void CameraMatrix::set_light_atlas_rect(const Rect2 &p_rect) {
-
real_t *m = &matrix[0][0];
m[0] = p_rect.size.width;
@@ -628,7 +602,6 @@ void CameraMatrix::set_light_atlas_rect(const Rect2 &p_rect) {
}
CameraMatrix::operator String() const {
-
String str;
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
@@ -638,20 +611,17 @@ CameraMatrix::operator String() const {
}
real_t CameraMatrix::get_aspect() const {
-
Vector2 vp_he = get_viewport_half_extents();
return vp_he.x / vp_he.y;
}
int CameraMatrix::get_pixels_per_meter(int p_for_pixel_width) const {
-
Vector3 result = xform(Vector3(1, 0, -1));
return int((result.x * 0.5 + 0.5) * p_for_pixel_width);
}
bool CameraMatrix::is_orthogonal() const {
-
return matrix[3][3] == 1.0;
}
@@ -679,7 +649,6 @@ real_t CameraMatrix::get_fov() const {
}
void CameraMatrix::make_scale(const Vector3 &p_scale) {
-
set_identity();
matrix[0][0] = p_scale.x;
matrix[1][1] = p_scale.y;
@@ -687,7 +656,6 @@ void CameraMatrix::make_scale(const Vector3 &p_scale) {
}
void CameraMatrix::scale_translate_to_fit(const AABB &p_aabb) {
-
Vector3 min = p_aabb.position;
Vector3 max = p_aabb.position + p_aabb.size;
@@ -713,7 +681,6 @@ void CameraMatrix::scale_translate_to_fit(const AABB &p_aabb) {
}
CameraMatrix::operator Transform() const {
-
Transform tr;
const real_t *m = &matrix[0][0];
@@ -737,7 +704,6 @@ CameraMatrix::operator Transform() const {
}
CameraMatrix::CameraMatrix(const Transform &p_transform) {
-
const Transform &tr = p_transform;
real_t *m = &matrix[0][0];
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 02:10:14 +0000