diff options
Diffstat (limited to 'core/math/camera_matrix.cpp')
| -rw-r--r-- | core/math/camera_matrix.cpp | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/core/math/camera_matrix.cpp b/core/math/camera_matrix.cpp index f7dd8839b..7910f5faf 100644 --- a/core/math/camera_matrix.cpp +++ b/core/math/camera_matrix.cpp @@ -5,7 +5,7 @@ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ @@ -54,7 +54,7 @@ void CameraMatrix::set_zero() { } -Plane CameraMatrix::xform4(const Plane& p_vec4) { +Plane CameraMatrix::xform4(const Plane& p_vec4) const { Plane ret; @@ -495,6 +495,28 @@ void CameraMatrix::set_light_bias() { } +void CameraMatrix::set_light_atlas_rect(const Rect2& p_rect) { + + float *m=&matrix[0][0]; + + m[0]=p_rect.size.width, + m[1]=0.0, + m[2]=0.0, + m[3]=0.0, + m[4]=0.0, + m[5]=p_rect.size.height, + m[6]=0.0, + m[7]=0.0, + m[8]=0.0, + m[9]=0.0, + m[10]=1.0, + m[11]=0.0, + m[12]=p_rect.pos.x, + m[13]=p_rect.pos.y, + m[14]=0.0, + m[15]=1.0; +} + CameraMatrix::operator String() const { String str; @@ -512,6 +534,15 @@ float CameraMatrix::get_aspect() const { return w/h; } +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); + +} + float CameraMatrix::get_fov() const { const float * matrix = (const float*)this->matrix; |