62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2005 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup shdnodes
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*/
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#include "node_shader_util.hh"
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namespace blender::nodes::node_shader_camera_cc {
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static void node_declare(NodeDeclarationBuilder &b)
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{
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b.add_output<decl::Vector>(N_("View Vector"));
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b.add_output<decl::Float>(N_("View Z Depth"));
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b.add_output<decl::Float>(N_("View Distance"));
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}
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static int gpu_shader_camera(GPUMaterial *mat,
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bNode *node,
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bNodeExecData *UNUSED(execdata),
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GPUNodeStack *in,
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GPUNodeStack *out)
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{
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GPUNodeLink *viewvec;
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viewvec = GPU_builtin(GPU_VIEW_POSITION);
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GPU_link(mat, "invert_z", viewvec, &viewvec);
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return GPU_stack_link(mat, node, "camera", in, out, viewvec);
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}
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} // namespace blender::nodes::node_shader_camera_cc
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void register_node_type_sh_camera()
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{
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namespace file_ns = blender::nodes::node_shader_camera_cc;
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static bNodeType ntype;
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sh_node_type_base(&ntype, SH_NODE_CAMERA, "Camera Data", NODE_CLASS_INPUT);
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ntype.declare = file_ns::node_declare;
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node_type_gpu(&ntype, file_ns::gpu_shader_camera);
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nodeRegisterType(&ntype);
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}
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