Differential D10923 Diff 35991 source/blender/draw/intern/shaders/common_pointcloud_lib.glsl

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	/* NOTE: To be used with UNIFORM_RESOURCE_ID and INSTANCED_ATTR as define. */			/* NOTE: To be used with UNIFORM_RESOURCE_ID and INSTANCED_ATTR as define. */
	#pragma BLENDER_REQUIRE(common_view_lib.glsl)			#pragma BLENDER_REQUIRE(common_view_lib.glsl)

	in vec4 pos; /* Position and radius. */			in vec4 pos; /* Position and radius. */

	/* ---- Instanced attribs ---- */			/* ---- Instanced attribs ---- */

	in vec3 pos_inst;			in vec3 pos_inst;
	in vec3 nor;			in vec3 nor;

	mat3 pointcloud_get_facing_matrix(vec3 p)			mat3 pointcloud_get_facing_matrix(vec3 p)
	{			{
	mat3 facing_mat;			mat3 facing_mat;
	facing_mat[2] = normalize(ViewMatrixInverse[3].xyz - p);			bool is_persp = (ProjectionMatrix[3][3] == 0.0);
				facing_mat[2] = (is_persp) ? normalize(ViewMatrixInverse[3].xyz - p) : ViewMatrixInverse[2].xyz;
	facing_mat[1] = normalize(cross(ViewMatrixInverse[0].xyz, facing_mat[2]));			facing_mat[1] = normalize(cross(ViewMatrixInverse[0].xyz, facing_mat[2]));
	facing_mat[0] = cross(facing_mat[1], facing_mat[2]);			facing_mat[0] = cross(facing_mat[1], facing_mat[2]);
	return facing_mat;			return facing_mat;
	}			}

	/* Return world position and normal. */			/* Return world position and normal. */
	void pointcloud_get_pos_and_nor(out vec3 outpos, out vec3 outnor)			void pointcloud_get_pos_and_nor(out vec3 outpos, out vec3 outnor)
	{			{
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