c0a0de617c
This adds initial support for rendering Cycles and EEVEE shaders in Hydra render engines that support MaterialX. Not all nodes are currently supported, see the detailed compatibility list in #112864. Co-authored-by: Georgiy Markelov <georgiy.m.markelov@gmail.com> Co-authored-by: Vasyl Pidhirskyi <vpidhirskyi@gmail.com> Pull Request: https://projects.blender.org/blender/blender/pulls/111765
75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
/* SPDX-FileCopyrightText: 2005 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup nodes
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*/
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#pragma once
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#include <cfloat>
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#include <cmath>
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#include <cstring>
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#include "BKE_node.hh"
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#include "DNA_node_types.h"
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#include "GPU_material.h"
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#include "NOD_socket_declarations.hh"
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#include "node_shader_register.hh"
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#ifdef WITH_MATERIALX
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# include "materialx/node_parser.h"
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#else
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# define NODE_SHADER_MATERIALX_BEGIN NodeMaterialXFunction node_shader_materialx = nullptr;
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# define NODE_SHADER_MATERIALX_END
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#endif
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struct bContext;
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typedef struct bContext bContext;
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struct bNodeExecContext;
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struct bNodeExecData;
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struct bNodeTreeExec;
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struct GPUNodeLink;
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struct GPUNodeStack;
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struct GPUMaterial;
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bool sh_node_poll_default(const bNodeType *ntype,
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const bNodeTree *ntree,
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const char **r_disabled_hint);
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void sh_node_type_base(bNodeType *ntype, int type, const char *name, short nclass);
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void sh_fn_node_type_base(bNodeType *ntype, int type, const char *name, short nclass);
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bool line_style_shader_nodes_poll(const bContext *C);
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bool world_shader_nodes_poll(const bContext *C);
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bool object_shader_nodes_poll(const bContext *C);
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bool object_cycles_shader_nodes_poll(const bContext *C);
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bool object_eevee_shader_nodes_poll(const bContext *C);
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/* ********* exec data struct, remains internal *********** */
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struct XYZ_to_RGB /* Transposed #imbuf_xyz_to_rgb, passed as 3x vec3. */
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{
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float r[3], g[3], b[3];
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};
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void node_gpu_stack_from_data(GPUNodeStack *gs, int type, bNodeStack *ns);
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void node_data_from_gpu_stack(bNodeStack *ns, GPUNodeStack *gs);
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void node_shader_gpu_bump_tex_coord(GPUMaterial *mat, bNode *node, GPUNodeLink **link);
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void node_shader_gpu_default_tex_coord(GPUMaterial *mat, bNode *node, GPUNodeLink **link);
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void node_shader_gpu_tex_mapping(GPUMaterial *mat,
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bNode *node,
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GPUNodeStack *in,
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GPUNodeStack *out);
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bNodeTreeExec *ntreeShaderBeginExecTree_internal(bNodeExecContext *context,
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bNodeTree *ntree,
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bNodeInstanceKey parent_key);
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void ntreeShaderEndExecTree_internal(bNodeTreeExec *exec);
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void ntreeExecGPUNodes(bNodeTreeExec *exec, GPUMaterial *mat, bNode *output_node);
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void get_XYZ_to_RGB_for_gpu(XYZ_to_RGB *data);
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