Differential D16243 Diff 58431 source/blender/draw/engines/eevee/shaders/effect_reflection_lib.glsl

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source/blender/draw/engines/eevee/shaders/effect_reflection_lib.glsl


	#pragma BLENDER_REQUIRE(common_view_lib.glsl)			#pragma BLENDER_REQUIRE(common_view_lib.glsl)

	/* Based on:			/* Based on:
	* "Stochastic Screen Space Reflections"			* "Stochastic Screen Space Reflections"
	* by Tomasz Stachowiak.			* by Tomasz Stachowiak.
	* https://www.ea.com/frostbite/news/stochastic-screen-space-reflections			* https://www.ea.com/frostbite/news/stochastic-screen-space-reflections
	* and			* and
	* "Stochastic all the things: raytracing in hybrid real-time rendering"			* "Stochastic all the things: raytracing in hybrid real-time rendering"
	* by Tomasz Stachowiak.			* by Tomasz Stachowiak.
	* https://media.contentapi.ea.com/content/dam/ea/seed/presentations/dd18-seed-raytracing-in-hybrid-real-time-rendering.pdf			* https://media.contentapi.ea.com/content/dam/ea/seed/presentations/dd18-seed-raytracing-in-hybrid-real-time-rendering.pdf
	*/			*/

	uniform ivec2 halfresOffset;

	struct HitData {			struct HitData {
	/** Hit direction scaled by intersection time. */			/** Hit direction scaled by intersection time. */
	vec3 hit_dir;			vec3 hit_dir;
	/** Screen space [0..1] depth of the reflection hit position, or -1.0 for planar reflections. */			/** Screen space [0..1] depth of the reflection hit position, or -1.0 for planar reflections. */
	float hit_depth;			float hit_depth;
	/** Inverse probability of ray spawning in this direction. */			/** Inverse probability of ray spawning in this direction. */
	float ray_pdf_inv;			float ray_pdf_inv;
	/** True if ray has hit valid geometry. */			/** True if ray has hit valid geometry. */
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