Eevee: Implement Temporal Anti Aliasing / Super Sampling

This adds TAA to eevee. The only thing important to note is that we need to keep the unjittered depth buffer so that the other engines are composited correctly.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/draw/engines/eevee/shaders/effect_temporal_aa.glsl b/source/blender/draw/engines/eevee/shaders/effect_temporal_aa.glsl
new file mode 100644
index 00000000000..6481ae7abc5
--- /dev/null
+++ b/source/blender/draw/engines/eevee/shaders/effect_temporal_aa.glsl
@@ -0,0 +1,11 @@
+
+uniform sampler2D colorBuffer;
+uniform float alpha;
+
+out vec4 FragColor;
+
+void main()
+{
+	/* TODO History buffer Reprojection */
+	FragColor = vec4(texelFetch(colorBuffer, ivec2(gl_FragCoord.xy), 0).rgb, alpha);
+}
\ No newline at end of file