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Fix T48157: 3D view's depth of field isn't displayed correctly with scene units scale. 

focus distance is given in BU, no need to scale it at all.
This commit is contained in:
Bastien Montagne 2016-04-15 16:17:21 +02:00
parent 3165e8740b
commit 6bc2ba2111
Notes: blender-bot 2023-02-14 08:42:53 +01:00 
Referenced by issue #48157, 3D view's depth of field isn't displayed correctly with scene units scale
1 changed files with 4 additions and 3 deletions
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7
source/blender/gpu/intern/gpu_compositing.c
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@ -871,14 +871,15 @@ bool GPU_fx_do_composite_pass(
float scale = scene->unit.system ? scene->unit.scale_length : 1.0f;
/* this is factor that converts to the scene scale. focal length and sensor are expressed in mm
* unit.scale_length is how many meters per blender unit we have. We want to convert to blender units though
* because the shader reads coordinates in world space, which is in blender units. */
* because the shader reads coordinates in world space, which is in blender units.
* Note however that focus_distance is already in blender units and shall not be scaled here (see T48157). */
float scale_camera = 0.001f / scale;
/* we want radius here for the aperture number */
float aperture = 0.5f * scale_camera * fx_dof->focal_length / fx_dof->fstop;
dof_params[0] = aperture * fabsf(scale_camera * fx_dof->focal_length /
((fx_dof->focus_distance / scale) - scale_camera * fx_dof->focal_length));
dof_params[1] = fx_dof->focus_distance / scale;
(fx_dof->focus_distance - scale_camera * fx_dof->focal_length));
dof_params[1] = fx_dof->focus_distance;
dof_params[2] = fx->gbuffer_dim[0] / (scale_camera * fx_dof->sensor);
dof_params[3] = fx_dof->num_blades;