[Bf-blender-cvs] [163e978] HMD_viewport: Fixed lens distortion orientation

[TheOnlyJoey]

Commit: 163e978be1a023b2bcd6330d0e057c2703b75963
Author: TheOnlyJoey
Date:   Fri Mar 11 06:24:11 2016 +0100
Branches: HMD_viewport
https://developer.blender.org/rB163e978be1a023b2bcd6330d0e057c2703b75963

Fixed lens distortion orientation

===================================================================

M	release/scripts/startup/bl_ui/space_view3d.py
M	source/blender/gpu/shaders/gpu_shader_fx_lensdistortion_frag.glsl

===================================================================

diff --git a/release/scripts/startup/bl_ui/space_view3d.py b/release/scripts/startup/bl_ui/space_view3d.py
index cbcdb86..7832994 100644
--- a/release/scripts/startup/bl_ui/space_view3d.py
+++ b/release/scripts/startup/bl_ui/space_view3d.py
@@ -3260,6 +3260,7 @@ class VIEW3D_PT_view3d_shading(Panel):
             sub.active = view.region_3d.view_perspective == 'CAMERA'
             sub.prop(fx_settings, "use_dof")
             col.prop(fx_settings, "use_ssao", text="Ambient Occlusion")
+            col.prop(fx_settings, "use_lens_dist", text="Lens Distortion (HMD)")
             if fx_settings.use_ssao:
                 ssao_settings = fx_settings.ssao
                 subcol = col.column(align=True)
diff --git a/source/blender/gpu/shaders/gpu_shader_fx_lensdistortion_frag.glsl b/source/blender/gpu/shaders/gpu_shader_fx_lensdistortion_frag.glsl
index 04efda7..915a2e1 100644
--- a/source/blender/gpu/shaders/gpu_shader_fx_lensdistortion_frag.glsl
+++ b/source/blender/gpu/shaders/gpu_shader_fx_lensdistortion_frag.glsl
@@ -19,7 +19,7 @@ void main()
 	vec2 ScreenCenter = gl_FragCoord.x < 960 ? LeftScreenCenter : RightScreenCenter;
 
 	vec2 oTexCoord = gl_FragCoord.xy / vec2(1920, 1080);
-
+    oTexCoord = vec2(oTexCoord.x, 1.0-oTexCoord.y);
 
 	vec2 theta = (oTexCoord - LensCenter) * ScaleIn; // Scales to [-1, 1]
 	float rSq = theta.x * theta.x + theta.y * theta.y;