Differential D15460 Diff 53679 source/blender/nodes/NOD_texture_evaluate.hh

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				/* SPDX-License-Identifier: GPL-2.0-or-later */

				#pragma once

				#include "BLI_array.hh"
				#include "BLI_color.hh"
				#include "BLI_index_mask.hh"
				#include "BLI_math_vec_types.hh"
				#include "BLI_span.hh"

				#include "BKE_attribute.h"

				#include "FN_field.hh"

				struct ID;
				struct Mesh;
				struct Tex;

				namespace blender::nodes {

				/* Single position texture evaluation.
				*
				* This has poor performance and exists for legacy code only. */
				bool texture_evaluate_at_position(const Tex &texture,
				const float3 &position,
				int thread,
				float *r_value);
				bool texture_evaluate_at_position(const Tex &texture,
				const float3 &position,
				int thread,
				ColorGeometry4f *r_value);

				void texture_evaluate_at_positions(const Tex &texture,
				blender::Span<blender::float3> positions,
				blender::IndexMask mask,
				blender::MutableSpan<float> r_values);
				void texture_evaluate_at_positions(const Tex &texture,
				blender::Span<blender::float3> positions,
				blender::IndexMask mask,
				blender::MutableSpan<blender::ColorGeometry4f> r_values);

				} // namespace blender::nodes