9cfc7967dd
* Replace license text in headers with SPDX identifiers. * Remove specific license info from outdated readme.txt, instead leave details to the source files. * Add list of SPDX license identifiers used, and corresponding license texts. * Update copyright dates while we're at it. Ref D14069, T95597
35 lines
967 B
C
35 lines
967 B
C
/* SPDX-License-Identifier: Apache-2.0
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* Copyright 2011-2022 Blender Foundation */
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#pragma once
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CCL_NAMESPACE_BEGIN
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ccl_device_noinline void svm_node_camera(KernelGlobals kg,
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ccl_private ShaderData *sd,
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ccl_private float *stack,
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uint out_vector,
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uint out_zdepth,
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uint out_distance)
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{
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float distance;
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float zdepth;
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float3 vector;
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Transform tfm = kernel_data.cam.worldtocamera;
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vector = transform_point(&tfm, sd->P);
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zdepth = vector.z;
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distance = len(vector);
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if (stack_valid(out_vector))
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stack_store_float3(stack, out_vector, normalize(vector));
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if (stack_valid(out_zdepth))
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stack_store_float(stack, out_zdepth, zdepth);
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if (stack_valid(out_distance))
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stack_store_float(stack, out_distance, distance);
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}
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CCL_NAMESPACE_END
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