Public Member Functions
float	sampleAO (vec2 coord, sampler2D ambientOcclusion_buffer, ivec2 ambientOcclusion_offset, ivec2 ambientOcclusion_size, sampler2D depthBuffer, Point3 csPosition, float3 clipInfo, vec2 coverageGradient, const bool unblendedPass, const bool inferAmbientOcclusionAtTransparentPixels, const bool hasTransmissive)

float2	sampleNeighborAO (ivec2 coord, sampler2D ambientOcclusion_buffer, ivec2 ambientOcclusion_offset, ivec2 ambientOcclusion_size, sampler2D depthBuffer, float myZ, float3 clipInfo)
	Used for inferred AO. More...

Detailed Description

Referenced Code: Implements the inferred AO sampling algorithm from McGuire and Mara,

Referenced Code: Phenomenological Transparency, IEEE Transactions on Visualiation and Computer Graphics, 14 pages, 2017

Member Function Documentation

float glsl::AmbientOcclusion_sample_glsl::sampleAO	(	vec2	coord,
		sampler2D	ambientOcclusion_buffer,
		ivec2	ambientOcclusion_offset,
		ivec2	ambientOcclusion_size,
		sampler2D	depthBuffer,
		Point3	csPosition,
		float3	clipInfo,
		vec2	coverageGradient,
		const bool	unblendedPass,
		const bool	inferAmbientOcclusionAtTransparentPixels,
		const bool	hasTransmissive
	)

inline

float2 glsl::AmbientOcclusion_sample_glsl::sampleNeighborAO	(	ivec2	coord,
		sampler2D	ambientOcclusion_buffer,
		ivec2	ambientOcclusion_offset,
		ivec2	ambientOcclusion_size,
		sampler2D	depthBuffer,
		float	myZ,
		float3	clipInfo
	)

inline

Used for inferred AO.

Returns weighted AO, weight based on depth locality