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|
/*
* Copyright 2011-2013 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __NODES_H__
#define __NODES_H__
#include "graph.h"
#include "util_string.h"
CCL_NAMESPACE_BEGIN
class ImageManager;
class Scene;
class Shader;
/* Texture Mapping */
class TextureMapping {
public:
TextureMapping();
Transform compute_transform();
bool skip();
void compile(SVMCompiler& compiler, int offset_in, int offset_out);
void compile(OSLCompiler &compiler);
float3 translation;
float3 rotation;
float3 scale;
float3 min, max;
bool use_minmax;
enum Type { POINT = 0, TEXTURE = 1, VECTOR = 2, NORMAL = 3 };
Type type;
enum Mapping { NONE = 0, X = 1, Y = 2, Z = 3 };
Mapping x_mapping, y_mapping, z_mapping;
enum Projection { FLAT, CUBE, TUBE, SPHERE };
Projection projection;
};
/* Nodes */
/* Any node which uses image manager's slot should be a subclass of this one. */
class ImageSlotNode : public ShaderNode {
public:
ImageSlotNode(const char *name_) : ShaderNode(name_) {
special_type = SHADER_SPECIAL_TYPE_IMAGE_SLOT;
}
int slot;
};
class TextureNode : public ShaderNode {
public:
TextureNode(const char *name_) : ShaderNode(name_) {}
TextureMapping tex_mapping;
};
class ImageSlotTextureNode : public ImageSlotNode {
public:
ImageSlotTextureNode(const char *name_) : ImageSlotNode(name_) {}
TextureMapping tex_mapping;
};
class ImageTextureNode : public ImageSlotTextureNode {
public:
SHADER_NODE_NO_CLONE_CLASS(ImageTextureNode)
~ImageTextureNode();
ShaderNode *clone() const;
void attributes(Shader *shader, AttributeRequestSet *attributes);
ImageManager *image_manager;
int is_float;
bool is_linear;
bool use_alpha;
string filename;
void *builtin_data;
ustring color_space;
ustring projection;
InterpolationType interpolation;
ExtensionType extension;
float projection_blend;
bool animated;
static ShaderEnum color_space_enum;
static ShaderEnum projection_enum;
};
class EnvironmentTextureNode : public ImageSlotTextureNode {
public:
SHADER_NODE_NO_CLONE_CLASS(EnvironmentTextureNode)
~EnvironmentTextureNode();
ShaderNode *clone() const;
void attributes(Shader *shader, AttributeRequestSet *attributes);
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
ImageManager *image_manager;
int is_float;
bool is_linear;
bool use_alpha;
string filename;
void *builtin_data;
ustring color_space;
ustring projection;
InterpolationType interpolation;
bool animated;
static ShaderEnum color_space_enum;
static ShaderEnum projection_enum;
};
class SkyTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(SkyTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
float3 sun_direction;
float turbidity;
float ground_albedo;
ustring type;
static ShaderEnum type_enum;
};
class OutputNode : public ShaderNode {
public:
SHADER_NODE_CLASS(OutputNode)
};
class GradientTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(GradientTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
ustring type;
static ShaderEnum type_enum;
};
class NoiseTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(NoiseTextureNode)
};
class VoronoiTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(VoronoiTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
ustring coloring;
static ShaderEnum coloring_enum;
};
class MusgraveTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(MusgraveTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
ustring type;
static ShaderEnum type_enum;
};
class WaveTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(WaveTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
ustring type;
static ShaderEnum type_enum;
};
class MagicTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(MagicTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
int depth;
};
class CheckerTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(CheckerTextureNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
};
class BrickTextureNode : public TextureNode {
public:
SHADER_NODE_CLASS(BrickTextureNode)
float offset, squash;
int offset_frequency, squash_frequency;
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
};
class PointDensityTextureNode : public ShaderNode {
public:
SHADER_NODE_NO_CLONE_CLASS(PointDensityTextureNode)
~PointDensityTextureNode();
ShaderNode *clone() const;
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
bool has_object_dependency() { return true; }
ImageManager *image_manager;
int slot;
string filename;
ustring space;
void *builtin_data;
InterpolationType interpolation;
Transform tfm;
static ShaderEnum space_enum;
};
class MappingNode : public ShaderNode {
public:
SHADER_NODE_CLASS(MappingNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
TextureMapping tex_mapping;
};
class ConvertNode : public ShaderNode {
public:
ConvertNode(ShaderSocketType from, ShaderSocketType to, bool autoconvert = false);
SHADER_NODE_BASE_CLASS(ConvertNode)
ShaderSocketType from, to;
};
class ProxyNode : public ShaderNode {
public:
ProxyNode(ShaderSocketType type);
SHADER_NODE_BASE_CLASS(ProxyNode)
ShaderSocketType type;
};
class BsdfNode : public ShaderNode {
public:
BsdfNode(bool scattering = false);
SHADER_NODE_BASE_CLASS(BsdfNode);
bool has_spatial_varying() { return true; }
void compile(SVMCompiler& compiler, ShaderInput *param1, ShaderInput *param2, ShaderInput *param3 = NULL, ShaderInput *param4 = NULL);
ClosureType closure;
bool scattering;
};
class AnisotropicBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(AnisotropicBsdfNode)
ustring distribution;
static ShaderEnum distribution_enum;
void attributes(Shader *shader, AttributeRequestSet *attributes);
};
class DiffuseBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(DiffuseBsdfNode)
};
class TranslucentBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(TranslucentBsdfNode)
};
class TransparentBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(TransparentBsdfNode)
bool has_surface_transparent() { return true; }
};
class VelvetBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(VelvetBsdfNode)
};
class GlossyBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(GlossyBsdfNode)
void simplify_settings(Scene *scene);
bool has_integrator_dependency();
ustring distribution, distribution_orig;
static ShaderEnum distribution_enum;
};
class GlassBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(GlassBsdfNode)
void simplify_settings(Scene *scene);
bool has_integrator_dependency();
ustring distribution, distribution_orig;
static ShaderEnum distribution_enum;
};
class RefractionBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(RefractionBsdfNode)
void simplify_settings(Scene *scene);
bool has_integrator_dependency();
ustring distribution, distribution_orig;
static ShaderEnum distribution_enum;
};
class ToonBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(ToonBsdfNode)
ustring component;
static ShaderEnum component_enum;
};
class SubsurfaceScatteringNode : public BsdfNode {
public:
SHADER_NODE_CLASS(SubsurfaceScatteringNode)
bool has_surface_bssrdf() { return true; }
bool has_bssrdf_bump();
bool has_spatial_varying() { return true; }
static ShaderEnum falloff_enum;
};
class EmissionNode : public ShaderNode {
public:
SHADER_NODE_CLASS(EmissionNode)
bool has_surface_emission() { return true; }
bool has_spatial_varying() { return true; }
};
class BackgroundNode : public ShaderNode {
public:
SHADER_NODE_CLASS(BackgroundNode)
};
class HoldoutNode : public ShaderNode {
public:
SHADER_NODE_CLASS(HoldoutNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class AmbientOcclusionNode : public ShaderNode {
public:
SHADER_NODE_CLASS(AmbientOcclusionNode)
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class VolumeNode : public ShaderNode {
public:
SHADER_NODE_CLASS(VolumeNode)
void compile(SVMCompiler& compiler, ShaderInput *param1, ShaderInput *param2);
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
ClosureType closure;
};
class AbsorptionVolumeNode : public VolumeNode {
public:
SHADER_NODE_CLASS(AbsorptionVolumeNode)
};
class ScatterVolumeNode : public VolumeNode {
public:
SHADER_NODE_CLASS(ScatterVolumeNode)
};
class HairBsdfNode : public BsdfNode {
public:
SHADER_NODE_CLASS(HairBsdfNode)
ustring component;
static ShaderEnum component_enum;
};
class GeometryNode : public ShaderNode {
public:
SHADER_NODE_CLASS(GeometryNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
};
class TextureCoordinateNode : public ShaderNode {
public:
SHADER_NODE_CLASS(TextureCoordinateNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
bool has_object_dependency() { return use_transform; }
bool from_dupli;
bool use_transform;
Transform ob_tfm;
};
class UVMapNode : public ShaderNode {
public:
SHADER_NODE_CLASS(UVMapNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
ustring attribute;
bool from_dupli;
};
class LightPathNode : public ShaderNode {
public:
SHADER_NODE_CLASS(LightPathNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class LightFalloffNode : public ShaderNode {
public:
SHADER_NODE_CLASS(LightFalloffNode)
bool has_spatial_varying() { return true; }
};
class ObjectInfoNode : public ShaderNode {
public:
SHADER_NODE_CLASS(ObjectInfoNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class ParticleInfoNode : public ShaderNode {
public:
SHADER_NODE_CLASS(ParticleInfoNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class HairInfoNode : public ShaderNode {
public:
SHADER_NODE_CLASS(HairInfoNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
virtual int get_feature() {
return ShaderNode::get_feature() | NODE_FEATURE_HAIR;
}
};
class ValueNode : public ShaderNode {
public:
SHADER_NODE_CLASS(ValueNode)
bool constant_fold(ShaderOutput *socket, float3 *optimized_value);
float value;
};
class ColorNode : public ShaderNode {
public:
SHADER_NODE_CLASS(ColorNode)
bool constant_fold(ShaderOutput *socket, float3 *optimized_value);
float3 value;
};
class AddClosureNode : public ShaderNode {
public:
SHADER_NODE_CLASS(AddClosureNode)
};
class MixClosureNode : public ShaderNode {
public:
SHADER_NODE_CLASS(MixClosureNode)
};
class MixClosureWeightNode : public ShaderNode {
public:
SHADER_NODE_CLASS(MixClosureWeightNode);
};
class InvertNode : public ShaderNode {
public:
SHADER_NODE_CLASS(InvertNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class MixNode : public ShaderNode {
public:
SHADER_NODE_CLASS(MixNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
bool use_clamp;
ustring type;
static ShaderEnum type_enum;
};
class CombineRGBNode : public ShaderNode {
public:
SHADER_NODE_CLASS(CombineRGBNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class CombineHSVNode : public ShaderNode {
public:
SHADER_NODE_CLASS(CombineHSVNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class CombineXYZNode : public ShaderNode {
public:
SHADER_NODE_CLASS(CombineXYZNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class GammaNode : public ShaderNode {
public:
SHADER_NODE_CLASS(GammaNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class BrightContrastNode : public ShaderNode {
public:
SHADER_NODE_CLASS(BrightContrastNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class SeparateRGBNode : public ShaderNode {
public:
SHADER_NODE_CLASS(SeparateRGBNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class SeparateHSVNode : public ShaderNode {
public:
SHADER_NODE_CLASS(SeparateHSVNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class SeparateXYZNode : public ShaderNode {
public:
SHADER_NODE_CLASS(SeparateXYZNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class HSVNode : public ShaderNode {
public:
SHADER_NODE_CLASS(HSVNode)
};
class AttributeNode : public ShaderNode {
public:
SHADER_NODE_CLASS(AttributeNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
ustring attribute;
};
class CameraNode : public ShaderNode {
public:
SHADER_NODE_CLASS(CameraNode)
bool has_spatial_varying() { return true; }
};
class FresnelNode : public ShaderNode {
public:
SHADER_NODE_CLASS(FresnelNode)
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class LayerWeightNode : public ShaderNode {
public:
SHADER_NODE_CLASS(LayerWeightNode)
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class WireframeNode : public ShaderNode {
public:
SHADER_NODE_CLASS(WireframeNode)
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
bool use_pixel_size;
};
class WavelengthNode : public ShaderNode {
public:
SHADER_NODE_CLASS(WavelengthNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class BlackbodyNode : public ShaderNode {
public:
SHADER_NODE_CLASS(BlackbodyNode)
bool constant_fold(ShaderOutput *socket, float3 *optimized_value);
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
};
class MathNode : public ShaderNode {
public:
SHADER_NODE_CLASS(MathNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
bool constant_fold(ShaderOutput *socket, float3 *optimized_value);
bool use_clamp;
ustring type;
static ShaderEnum type_enum;
};
class NormalNode : public ShaderNode {
public:
SHADER_NODE_CLASS(NormalNode)
virtual int get_group() { return NODE_GROUP_LEVEL_2; }
float3 direction;
};
class VectorMathNode : public ShaderNode {
public:
SHADER_NODE_CLASS(VectorMathNode)
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
bool constant_fold(ShaderOutput *socket, float3 *optimized_value);
ustring type;
static ShaderEnum type_enum;
};
class VectorTransformNode : public ShaderNode {
public:
SHADER_NODE_CLASS(VectorTransformNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
ustring type;
ustring convert_from;
ustring convert_to;
static ShaderEnum type_enum;
static ShaderEnum convert_space_enum;
};
class BumpNode : public ShaderNode {
public:
SHADER_NODE_CLASS(BumpNode)
bool has_spatial_varying() { return true; }
virtual int get_feature() {
return NODE_FEATURE_BUMP;
}
bool invert;
};
class RGBCurvesNode : public ShaderNode {
public:
SHADER_NODE_CLASS(RGBCurvesNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
float4 curves[RAMP_TABLE_SIZE];
float min_x, max_x;
};
class VectorCurvesNode : public ShaderNode {
public:
SHADER_NODE_CLASS(VectorCurvesNode)
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
float4 curves[RAMP_TABLE_SIZE];
};
class RGBRampNode : public ShaderNode {
public:
SHADER_NODE_CLASS(RGBRampNode)
float4 ramp[RAMP_TABLE_SIZE];
bool interpolate;
virtual int get_group() { return NODE_GROUP_LEVEL_1; }
};
class SetNormalNode : public ShaderNode {
public:
SHADER_NODE_CLASS(SetNormalNode)
};
class OSLScriptNode : public ShaderNode {
public:
SHADER_NODE_CLASS(OSLScriptNode)
/* ideally we could beter detect this, but we can't query this now */
bool has_spatial_varying() { return true; }
string filepath;
string bytecode_hash;
/* ShaderInput/ShaderOutput only stores a shallow string copy (const char *)!
* The actual socket names have to be stored externally to avoid memory errors. */
vector<ustring> input_names;
vector<ustring> output_names;
};
class NormalMapNode : public ShaderNode {
public:
SHADER_NODE_CLASS(NormalMapNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
ustring space;
static ShaderEnum space_enum;
ustring attribute;
};
class TangentNode : public ShaderNode {
public:
SHADER_NODE_CLASS(TangentNode)
void attributes(Shader *shader, AttributeRequestSet *attributes);
bool has_spatial_varying() { return true; }
virtual int get_group() { return NODE_GROUP_LEVEL_3; }
ustring direction_type;
static ShaderEnum direction_type_enum;
ustring axis;
static ShaderEnum axis_enum;
ustring attribute;
};
CCL_NAMESPACE_END
#endif /* __NODES_H__ */
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