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Jitter shadow map dithering pattern across frames when TAA is enabled

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This improves shadow quality by reducing the visibility of the noisy
pattern caused by dithering.

This jittering also applies when FSR2 is enabled, as it provides its own
form of temporal antialiasing.

Co-authored-by: Clay John <claynjohn@gmail.com>
This commit is contained in:
Hugo Locurcio 2023-05-26 18:32:01 +02:00 • committed by clayjohn
parent 155fcd00b0
commit 0eb06da057
10 changed files with 54 additions and 47 deletions
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3
servers/rendering/renderer_scene_render.cpp
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@ -33,7 +33,7 @@
/////////////////////////////////////////////////////////////////////////////
// CameraData
void RendererSceneRender::CameraData::set_camera(const Transform3D p_transform, const Projection p_projection, bool p_is_orthogonal, bool p_vaspect, const Vector2 &p_taa_jitter, const uint32_t p_visible_layers) {
void RendererSceneRender::CameraData::set_camera(const Transform3D p_transform, const Projection p_projection, bool p_is_orthogonal, bool p_vaspect, const Vector2 &p_taa_jitter, float p_taa_frame_count, const uint32_t p_visible_layers) {
view_count = 1;
is_orthogonal = p_is_orthogonal;
vaspect = p_vaspect;
@ -45,6 +45,7 @@ void RendererSceneRender::CameraData::set_camera(const Transform3D p_transform,
view_offset[0] = Transform3D();
view_projection[0] = p_projection;
taa_jitter = p_taa_jitter;
taa_frame_count = p_taa_frame_count;
}
void RendererSceneRender::CameraData::set_multiview_camera(uint32_t p_view_count, const Transform3D *p_transforms, const Projection *p_projections, bool p_is_orthogonal, bool p_vaspect) {