static ShaderNode *add_node(Scene *scene, BL::BlendData b_data, BL::Scene b_scene, ShaderGraph *graph, BL::ShaderNodeTree b_ntree, BL::ShaderNode b_node)
{
ShaderNode *node = NULL;
switch(b_node.type()) {
/* not supported */
case BL::ShaderNode::type_GEOMETRY: break;
case BL::ShaderNode::type_MATERIAL: break;
case BL::ShaderNode::type_MATERIAL_EXT: break;
case BL::ShaderNode::type_OUTPUT: break;
case BL::ShaderNode::type_SQUEEZE: break;
case BL::ShaderNode::type_TEXTURE: break;
case BL::ShaderNode::type_FRAME: break;
/* handled outside this function */
case BL::ShaderNode::type_GROUP: break;
/* existing blender nodes */
case BL::ShaderNode::type_REROUTE: {
BL::Node::inputs_iterator b_input;
b_node.inputs.begin(b_input);
BL::Node::outputs_iterator b_output;
b_node.outputs.begin(b_output);
ProxyNode *proxy = new ProxyNode(convert_socket_type(b_input->type()), convert_socket_type(b_output->type()));
node = proxy;
break;
}
case BL::ShaderNode::type_CURVE_VEC: {
BL::ShaderNodeVectorCurve b_curve_node(b_node);
VectorCurvesNode *curves = new VectorCurvesNode();
curvemapping_color_to_array(b_curve_node.mapping(), curves->curves, RAMP_TABLE_SIZE, false);
node = curves;
break;
}
case BL::ShaderNode::type_CURVE_RGB: {
BL::ShaderNodeRGBCurve b_curve_node(b_node);
RGBCurvesNode *curves = new RGBCurvesNode();
curvemapping_color_to_array(b_curve_node.mapping(), curves->curves, RAMP_TABLE_SIZE, true);
node = curves;
break;
}
case BL::ShaderNode::type_VALTORGB: {
RGBRampNode *ramp = new RGBRampNode();
BL::ShaderNodeValToRGB b_ramp_node(b_node);
colorramp_to_array(b_ramp_node.color_ramp(), ramp->ramp, RAMP_TABLE_SIZE);
node = ramp;
break;
}
case BL::ShaderNode::type_RGB: {
ColorNode *color = new ColorNode();
color->value = get_node_output_rgba(b_node, "Color");
node = color;
break;
}
case BL::ShaderNode::type_VALUE: {
ValueNode *value = new ValueNode();
value->value = get_node_output_value(b_node, "Value");
node = value;
break;
}
case BL::ShaderNode::type_CAMERA: {
node = new CameraNode();
break;
}
case BL::ShaderNode::type_INVERT: {
node = new InvertNode();
break;
}
case BL::ShaderNode::type_GAMMA: {
node = new GammaNode();
break;
}
case BL::ShaderNode::type_BRIGHTCONTRAST: {
node = new BrightContrastNode();
break;
}
case BL::ShaderNode::type_MIX_RGB: {
BL::ShaderNodeMixRGB b_mix_node(b_node);
MixNode *mix = new MixNode();
mix->type = MixNode::type_enum[b_mix_node.blend_type()];
mix->use_clamp = b_mix_node.use_clamp();
node = mix;
break;
}
case BL::ShaderNode::type_SEPRGB: {
node = new SeparateRGBNode();
break;
}
case BL::ShaderNode::type_COMBRGB: {
node = new CombineRGBNode();
break;
}
case BL::ShaderNode::type_HUE_SAT: {
node = new HSVNode();
break;
}
case BL::ShaderNode::type_RGBTOBW: {
node = new ConvertNode(SHADER_SOCKET_COLOR, SHADER_SOCKET_FLOAT);
break;
}
case BL::ShaderNode::type_MATH: {
BL::ShaderNodeMath b_math_node(b_node);
MathNode *math = new MathNode();
math->type = MathNode::type_enum[b_math_node.operation()];
math->use_clamp = b_math_node.use_clamp();
node = math;
break;
}
case BL::ShaderNode::type_VECT_MATH: {
BL::ShaderNodeVectorMath b_vector_math_node(b_node);
VectorMathNode *vmath = new VectorMathNode();
vmath->type = VectorMathNode::type_enum[b_vector_math_node.operation()];
node = vmath;
break;
}
case BL::ShaderNode::type_NORMAL: {
BL::Node::outputs_iterator out_it;
b_node.outputs.begin(out_it);
BL::NodeSocketVectorNone vec_sock(*out_it);
NormalNode *norm = new NormalNode();
norm->direction = get_float3(vec_sock.default_value());
node = norm;
break;
}
case BL::ShaderNode::type_MAPPING: {
BL::ShaderNodeMapping b_mapping_node(b_node);
MappingNode *mapping = new MappingNode();
get_tex_mapping(&mapping->tex_mapping, b_mapping_node);
node = mapping;
break;
}
/* new nodes */
case BL::ShaderNode::type_OUTPUT_MATERIAL:
case BL::ShaderNode::type_OUTPUT_WORLD:
case BL::ShaderNode::type_OUTPUT_LAMP: {
node = graph->output();
break;
}
case BL::ShaderNode::type_FRESNEL: {
node = new FresnelNode();
break;
}
case BL::ShaderNode::type_LAYER_WEIGHT: {
node = new LayerWeightNode();
break;
}
case BL::ShaderNode::type_ADD_SHADER: {
node = new AddClosureNode();
break;
}
case BL::ShaderNode::type_MIX_SHADER: {
node = new MixClosureNode();
break;
}
case BL::ShaderNode::type_ATTRIBUTE: {
BL::ShaderNodeAttribute b_attr_node(b_node);
AttributeNode *attr = new AttributeNode();
attr->attribute = b_attr_node.attribute_name();
node = attr;
break;
}
case BL::ShaderNode::type_BACKGROUND: {
node = new BackgroundNode();
break;
}
case BL::ShaderNode::type_HOLDOUT: {
node = new HoldoutNode();
break;
}
case BL::ShaderNode::type_BSDF_ANISOTROPIC: {
node = new WardBsdfNode();
break;
}
case BL::ShaderNode::type_BSDF_DIFFUSE: {
node = new DiffuseBsdfNode();
break;
}
case BL::ShaderNode::type_BSDF_GLOSSY: {
BL::ShaderNodeBsdfGlossy b_glossy_node(b_node);
GlossyBsdfNode *glossy = new GlossyBsdfNode();
switch(b_glossy_node.distribution()) {
case BL::ShaderNodeBsdfGlossy::distribution_SHARP:
glossy->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfGlossy::distribution_BECKMANN:
glossy->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfGlossy::distribution_GGX:
glossy->distribution = ustring("GGX");
break;
}
node = glossy;
break;
}
case BL::ShaderNode::type_BSDF_GLASS: {
BL::ShaderNodeBsdfGlass b_glass_node(b_node);
GlassBsdfNode *glass = new GlassBsdfNode();
switch(b_glass_node.distribution()) {
case BL::ShaderNodeBsdfGlass::distribution_SHARP:
glass->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfGlass::distribution_BECKMANN:
glass->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfGlass::distribution_GGX:
glass->distribution = ustring("GGX");
break;
}
node = glass;
break;
}
case BL::ShaderNode::type_BSDF_REFRACTION: {
BL::ShaderNodeBsdfRefraction b_refraction_node(b_node);
RefractionBsdfNode *refraction = new RefractionBsdfNode();
switch(b_refraction_node.distribution()) {
case BL::ShaderNodeBsdfRefraction::distribution_SHARP:
refraction->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfRefraction::distribution_BECKMANN:
refraction->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfRefraction::distribution_GGX:
refraction->distribution = ustring("GGX");
break;
}
node = refraction;
break;
}
case BL::ShaderNode::type_BSDF_TRANSLUCENT: {
node = new TranslucentBsdfNode();
break;
}
case BL::ShaderNode::type_BSDF_TRANSPARENT: {
node = new TransparentBsdfNode();
break;
}
case BL::ShaderNode::type_BSDF_VELVET: {
node = new VelvetBsdfNode();
break;
}
case BL::ShaderNode::type_EMISSION: {
node = new EmissionNode();
break;
}
case BL::ShaderNode::type_AMBIENT_OCCLUSION: {
node = new AmbientOcclusionNode();
break;
}
case BL::ShaderNode::type_VOLUME_ISOTROPIC: {
node = new IsotropicVolumeNode();
break;
}
case BL::ShaderNode::type_VOLUME_TRANSPARENT: {
node = new TransparentVolumeNode();
break;
}
case BL::ShaderNode::type_NEW_GEOMETRY: {
node = new GeometryNode();
break;
}
case BL::ShaderNode::type_LIGHT_PATH: {
node = new LightPathNode();
break;
}
case BL::ShaderNode::type_LIGHT_FALLOFF: {
node = new LightFalloffNode();
break;
}
case BL::ShaderNode::type_OBJECT_INFO: {
node = new ObjectInfoNode();
break;
}
case BL::ShaderNode::type_PARTICLE_INFO: {
node = new ParticleInfoNode();
break;
}
case BL::ShaderNode::type_HAIR_INFO: {
node = new HairInfoNode();
break;
}
case BL::ShaderNode::type_BUMP: {
node = new BumpNode();
break;
}
case BL::ShaderNode::type_SCRIPT: {
#ifdef WITH_OSL
if(!scene->shader_manager->use_osl())
break;
/* create script node */
BL::ShaderNodeScript b_script_node(b_node);
OSLScriptNode *script_node = new OSLScriptNode();
/* Generate inputs/outputs from node sockets
*
* Note: the node sockets are generated from OSL parameters,
* so the names match those of the corresponding parameters exactly.
*
* Note 2: ShaderInput/ShaderOutput store shallow string copies only!
* Socket names must be stored in the extra lists instead. */
BL::Node::inputs_iterator b_input;
for (b_script_node.inputs.begin(b_input); b_input != b_script_node.inputs.end(); ++b_input) {
script_node->input_names.push_back(ustring(b_input->name()));
ShaderInput *input = script_node->add_input(script_node->input_names.back().c_str(), convert_socket_type(b_input->type()));
set_default_value(input, *b_input, b_data, b_ntree);
}
BL::Node::outputs_iterator b_output;
for (b_script_node.outputs.begin(b_output); b_output != b_script_node.outputs.end(); ++b_output) {
script_node->output_names.push_back(ustring(b_output->name()));
script_node->add_output(script_node->output_names.back().c_str(), convert_socket_type(b_output->type()));
}
/* load bytecode or filepath */
OSLShaderManager *manager = (OSLShaderManager*)scene->shader_manager;
string bytecode_hash = b_script_node.bytecode_hash();
if(!bytecode_hash.empty()) {
/* loaded bytecode if not already done */
if(!manager->shader_test_loaded(bytecode_hash))
manager->shader_load_bytecode(bytecode_hash, b_script_node.bytecode());
script_node->bytecode_hash = bytecode_hash;
}
else {
/* set filepath */
script_node->filepath = blender_absolute_path(b_data, b_ntree, b_script_node.filepath());
}
node = script_node;
#endif
break;
}
case BL::ShaderNode::type_TEX_IMAGE: {
BL::ShaderNodeTexImage b_image_node(b_node);
BL::Image b_image(b_image_node.image());
ImageTextureNode *image = new ImageTextureNode();
if(b_image) {
/* builtin images will use callback-based reading because
* they could only be loaded correct from blender side
*/
bool is_builtin = b_image.packed_file() ||
b_image.source() == BL::Image::source_GENERATED ||
b_image.source() == BL::Image::source_MOVIE;
if(is_builtin) {
/* for builtin images we're using image datablock name to find an image to
* read pixels from later
*
* also store frame number as well, so there's no differences in handling
* builtin names for packed images and movies
*/
int scene_frame = b_scene.frame_current();
int image_frame = image_user_frame_number(b_image_node.image_user(), scene_frame);
image->filename = b_image.name() + "@" + string_printf("%d", image_frame);
image->is_builtin = true;
}
else {
image->filename = image_user_file_path(b_image_node.image_user(), b_image, b_scene.frame_current());
image->is_builtin = false;
}
image->animated = b_image_node.image_user().use_auto_refresh();
}
image->color_space = ImageTextureNode::color_space_enum[(int)b_image_node.color_space()];
image->projection = ImageTextureNode::projection_enum[(int)b_image_node.projection()];
image->projection_blend = b_image_node.projection_blend();
get_tex_mapping(&image->tex_mapping, b_image_node.texture_mapping());
node = image;
break;
}
case BL::ShaderNode::type_TEX_ENVIRONMENT: {
BL::ShaderNodeTexEnvironment b_env_node(b_node);
BL::Image b_image(b_env_node.image());
EnvironmentTextureNode *env = new EnvironmentTextureNode();
if(b_image) {
bool is_builtin = b_image.packed_file() ||
b_image.source() == BL::Image::source_GENERATED ||
b_image.source() == BL::Image::source_MOVIE;
if(is_builtin) {
int scene_frame = b_scene.frame_current();
int image_frame = image_user_frame_number(b_env_node.image_user(), scene_frame);
env->filename = b_image.name() + "@" + string_printf("%d", image_frame);
env->is_builtin = true;
}
else {
env->filename = image_user_file_path(b_env_node.image_user(), b_image, b_scene.frame_current());
env->animated = b_env_node.image_user().use_auto_refresh();
}
}
env->color_space = EnvironmentTextureNode::color_space_enum[(int)b_env_node.color_space()];
env->projection = EnvironmentTextureNode::projection_enum[(int)b_env_node.projection()];
get_tex_mapping(&env->tex_mapping, b_env_node.texture_mapping());
node = env;
break;
}
case BL::ShaderNode::type_TEX_GRADIENT: {
BL::ShaderNodeTexGradient b_gradient_node(b_node);
GradientTextureNode *gradient = new GradientTextureNode();
gradient->type = GradientTextureNode::type_enum[(int)b_gradient_node.gradient_type()];
get_tex_mapping(&gradient->tex_mapping, b_gradient_node.texture_mapping());
node = gradient;
break;
}
case BL::ShaderNode::type_TEX_VORONOI: {
BL::ShaderNodeTexVoronoi b_voronoi_node(b_node);
VoronoiTextureNode *voronoi = new VoronoiTextureNode();
voronoi->coloring = VoronoiTextureNode::coloring_enum[(int)b_voronoi_node.coloring()];
get_tex_mapping(&voronoi->tex_mapping, b_voronoi_node.texture_mapping());
node = voronoi;
break;
}
case BL::ShaderNode::type_TEX_MAGIC: {
BL::ShaderNodeTexMagic b_magic_node(b_node);
MagicTextureNode *magic = new MagicTextureNode();
magic->depth = b_magic_node.turbulence_depth();
get_tex_mapping(&magic->tex_mapping, b_magic_node.texture_mapping());
node = magic;
break;
}
case BL::ShaderNode::type_TEX_WAVE: {
BL::ShaderNodeTexWave b_wave_node(b_node);
WaveTextureNode *wave = new WaveTextureNode();
wave->type = WaveTextureNode::type_enum[(int)b_wave_node.wave_type()];
get_tex_mapping(&wave->tex_mapping, b_wave_node.texture_mapping());
node = wave;
break;
}
case BL::ShaderNode::type_TEX_CHECKER: {
BL::ShaderNodeTexChecker b_checker_node(b_node);
CheckerTextureNode *checker = new CheckerTextureNode();
get_tex_mapping(&checker->tex_mapping, b_checker_node.texture_mapping());
node = checker;
break;
}
case BL::ShaderNode::type_TEX_BRICK: {
BL::ShaderNodeTexBrick b_brick_node(b_node);
BrickTextureNode *brick = new BrickTextureNode();
brick->offset = b_brick_node.offset();
brick->offset_frequency = b_brick_node.offset_frequency();
brick->squash = b_brick_node.squash();
brick->squash_frequency = b_brick_node.squash_frequency();
get_tex_mapping(&brick->tex_mapping, b_brick_node.texture_mapping());
node = brick;
break;
}
case BL::ShaderNode::type_TEX_NOISE: {
BL::ShaderNodeTexNoise b_noise_node(b_node);
NoiseTextureNode *noise = new NoiseTextureNode();
get_tex_mapping(&noise->tex_mapping, b_noise_node.texture_mapping());
node = noise;
break;
}
case BL::ShaderNode::type_TEX_MUSGRAVE: {
BL::ShaderNodeTexMusgrave b_musgrave_node(b_node);
MusgraveTextureNode *musgrave = new MusgraveTextureNode();
musgrave->type = MusgraveTextureNode::type_enum[(int)b_musgrave_node.musgrave_type()];
get_tex_mapping(&musgrave->tex_mapping, b_musgrave_node.texture_mapping());
node = musgrave;
break;
}
case BL::ShaderNode::type_TEX_COORD: {
BL::ShaderNodeTexCoord b_tex_coord_node(b_node);
TextureCoordinateNode *tex_coord = new TextureCoordinateNode();
tex_coord->from_dupli = b_tex_coord_node.from_dupli();
node = tex_coord;
break;
}
case BL::ShaderNode::type_TEX_SKY: {
BL::ShaderNodeTexSky b_sky_node(b_node);
SkyTextureNode *sky = new SkyTextureNode();
sky->sun_direction = get_float3(b_sky_node.sun_direction());
sky->turbidity = b_sky_node.turbidity();
get_tex_mapping(&sky->tex_mapping, b_sky_node.texture_mapping());
node = sky;
break;
}
case BL::ShaderNode::type_NORMAL_MAP: {
BL::ShaderNodeNormalMap b_normal_map_node(b_node);
NormalMapNode *nmap = new NormalMapNode();
nmap->space = NormalMapNode::space_enum[(int)b_normal_map_node.space()];
nmap->attribute = b_normal_map_node.uv_map();
node = nmap;
break;
}
case BL::ShaderNode::type_TANGENT: {
BL::ShaderNodeTangent b_tangent_node(b_node);
TangentNode *tangent = new TangentNode();
tangent->direction_type = TangentNode::direction_type_enum[(int)b_tangent_node.direction_type()];
tangent->axis = TangentNode::axis_enum[(int)b_tangent_node.axis()];
tangent->attribute = b_tangent_node.uv_map();
node = tangent;
break;
}
}
if(node && node != graph->output())
graph->add(node);
return node;
}
static ShaderNode *add_node(Scene *scene, BL::BlendData b_data, BL::Scene b_scene, ShaderGraph *graph, BL::ShaderNodeTree b_ntree, BL::ShaderNode b_node)
{
ShaderNode *node = NULL;
/* existing blender nodes */
if (b_node.is_a(&RNA_ShaderNodeRGBCurve)) {
BL::ShaderNodeRGBCurve b_curve_node(b_node);
RGBCurvesNode *curves = new RGBCurvesNode();
curvemapping_color_to_array(b_curve_node.mapping(), curves->curves, RAMP_TABLE_SIZE, true);
node = curves;
}
if (b_node.is_a(&RNA_ShaderNodeVectorCurve)) {
BL::ShaderNodeVectorCurve b_curve_node(b_node);
VectorCurvesNode *curves = new VectorCurvesNode();
curvemapping_color_to_array(b_curve_node.mapping(), curves->curves, RAMP_TABLE_SIZE, false);
node = curves;
}
else if (b_node.is_a(&RNA_ShaderNodeValToRGB)) {
RGBRampNode *ramp = new RGBRampNode();
BL::ShaderNodeValToRGB b_ramp_node(b_node);
colorramp_to_array(b_ramp_node.color_ramp(), ramp->ramp, RAMP_TABLE_SIZE);
ramp->interpolate = b_ramp_node.color_ramp().interpolation() != BL::ColorRamp::interpolation_CONSTANT;
node = ramp;
}
else if (b_node.is_a(&RNA_ShaderNodeRGB)) {
ColorNode *color = new ColorNode();
color->value = get_node_output_rgba(b_node, "Color");
node = color;
}
else if (b_node.is_a(&RNA_ShaderNodeValue)) {
ValueNode *value = new ValueNode();
value->value = get_node_output_value(b_node, "Value");
node = value;
}
else if (b_node.is_a(&RNA_ShaderNodeCameraData)) {
node = new CameraNode();
}
else if (b_node.is_a(&RNA_ShaderNodeInvert)) {
node = new InvertNode();
}
else if (b_node.is_a(&RNA_ShaderNodeGamma)) {
node = new GammaNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBrightContrast)) {
node = new BrightContrastNode();
}
else if (b_node.is_a(&RNA_ShaderNodeMixRGB)) {
BL::ShaderNodeMixRGB b_mix_node(b_node);
MixNode *mix = new MixNode();
mix->type = MixNode::type_enum[b_mix_node.blend_type()];
mix->use_clamp = b_mix_node.use_clamp();
node = mix;
}
else if (b_node.is_a(&RNA_ShaderNodeSeparateRGB)) {
node = new SeparateRGBNode();
}
else if (b_node.is_a(&RNA_ShaderNodeCombineRGB)) {
node = new CombineRGBNode();
}
else if (b_node.is_a(&RNA_ShaderNodeSeparateHSV)) {
node = new SeparateHSVNode();
}
else if (b_node.is_a(&RNA_ShaderNodeCombineHSV)) {
node = new CombineHSVNode();
}
else if (b_node.is_a(&RNA_ShaderNodeHueSaturation)) {
node = new HSVNode();
}
else if (b_node.is_a(&RNA_ShaderNodeRGBToBW)) {
node = new ConvertNode(SHADER_SOCKET_COLOR, SHADER_SOCKET_FLOAT);
}
else if (b_node.is_a(&RNA_ShaderNodeMath)) {
BL::ShaderNodeMath b_math_node(b_node);
MathNode *math = new MathNode();
math->type = MathNode::type_enum[b_math_node.operation()];
math->use_clamp = b_math_node.use_clamp();
node = math;
}
else if (b_node.is_a(&RNA_ShaderNodeVectorMath)) {
BL::ShaderNodeVectorMath b_vector_math_node(b_node);
VectorMathNode *vmath = new VectorMathNode();
vmath->type = VectorMathNode::type_enum[b_vector_math_node.operation()];
node = vmath;
}
else if (b_node.is_a(&RNA_ShaderNodeVectorTransform)) {
BL::ShaderNodeVectorTransform b_vector_transform_node(b_node);
VectorTransformNode *vtransform = new VectorTransformNode();
vtransform->type = VectorTransformNode::type_enum[b_vector_transform_node.type()];
vtransform->convert_from = VectorTransformNode::convert_space_enum[b_vector_transform_node.convert_from()];
vtransform->convert_to = VectorTransformNode::convert_space_enum[b_vector_transform_node.convert_to()];
node = vtransform;
}
else if (b_node.is_a(&RNA_ShaderNodeNormal)) {
BL::Node::outputs_iterator out_it;
b_node.outputs.begin(out_it);
NormalNode *norm = new NormalNode();
norm->direction = get_node_output_vector(b_node, "Normal");
node = norm;
}
else if (b_node.is_a(&RNA_ShaderNodeMapping)) {
BL::ShaderNodeMapping b_mapping_node(b_node);
MappingNode *mapping = new MappingNode();
get_tex_mapping(&mapping->tex_mapping, b_mapping_node);
node = mapping;
}
else if (b_node.is_a(&RNA_ShaderNodeFresnel)) {
node = new FresnelNode();
}
else if (b_node.is_a(&RNA_ShaderNodeLayerWeight)) {
node = new LayerWeightNode();
}
else if (b_node.is_a(&RNA_ShaderNodeAddShader)) {
node = new AddClosureNode();
}
else if (b_node.is_a(&RNA_ShaderNodeMixShader)) {
node = new MixClosureNode();
}
else if (b_node.is_a(&RNA_ShaderNodeAttribute)) {
BL::ShaderNodeAttribute b_attr_node(b_node);
AttributeNode *attr = new AttributeNode();
attr->attribute = b_attr_node.attribute_name();
node = attr;
}
else if (b_node.is_a(&RNA_ShaderNodeBackground)) {
node = new BackgroundNode();
}
else if (b_node.is_a(&RNA_ShaderNodeHoldout)) {
node = new HoldoutNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfAnisotropic)) {
node = new WardBsdfNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfDiffuse)) {
node = new DiffuseBsdfNode();
}
else if (b_node.is_a(&RNA_ShaderNodeSubsurfaceScattering)) {
BL::ShaderNodeSubsurfaceScattering b_subsurface_node(b_node);
SubsurfaceScatteringNode *subsurface = new SubsurfaceScatteringNode();
switch(b_subsurface_node.falloff()) {
case BL::ShaderNodeSubsurfaceScattering::falloff_CUBIC:
subsurface->closure = CLOSURE_BSSRDF_CUBIC_ID;
break;
case BL::ShaderNodeSubsurfaceScattering::falloff_GAUSSIAN:
subsurface->closure = CLOSURE_BSSRDF_GAUSSIAN_ID;
break;
}
node = subsurface;
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfGlossy)) {
BL::ShaderNodeBsdfGlossy b_glossy_node(b_node);
GlossyBsdfNode *glossy = new GlossyBsdfNode();
switch(b_glossy_node.distribution()) {
case BL::ShaderNodeBsdfGlossy::distribution_SHARP:
glossy->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfGlossy::distribution_BECKMANN:
glossy->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfGlossy::distribution_GGX:
glossy->distribution = ustring("GGX");
break;
}
node = glossy;
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfGlass)) {
BL::ShaderNodeBsdfGlass b_glass_node(b_node);
GlassBsdfNode *glass = new GlassBsdfNode();
switch(b_glass_node.distribution()) {
case BL::ShaderNodeBsdfGlass::distribution_SHARP:
glass->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfGlass::distribution_BECKMANN:
glass->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfGlass::distribution_GGX:
glass->distribution = ustring("GGX");
break;
}
node = glass;
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfRefraction)) {
BL::ShaderNodeBsdfRefraction b_refraction_node(b_node);
RefractionBsdfNode *refraction = new RefractionBsdfNode();
switch(b_refraction_node.distribution()) {
case BL::ShaderNodeBsdfRefraction::distribution_SHARP:
refraction->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfRefraction::distribution_BECKMANN:
refraction->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfRefraction::distribution_GGX:
refraction->distribution = ustring("GGX");
break;
}
node = refraction;
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfToon)) {
BL::ShaderNodeBsdfToon b_toon_node(b_node);
ToonBsdfNode *toon = new ToonBsdfNode();
switch(b_toon_node.component()) {
case BL::ShaderNodeBsdfToon::component_DIFFUSE:
toon->component = ustring("Diffuse");
break;
case BL::ShaderNodeBsdfToon::component_GLOSSY:
toon->component = ustring("Glossy");
break;
}
node = toon;
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfHair)) {
BL::ShaderNodeBsdfHair b_hair_node(b_node);
HairBsdfNode *hair = new HairBsdfNode();
switch(b_hair_node.component()) {
case BL::ShaderNodeBsdfHair::component_Reflection:
hair->component = ustring("Reflection");
break;
case BL::ShaderNodeBsdfHair::component_Transmission:
hair->component = ustring("Transmission");
break;
}
node = hair;
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfTranslucent)) {
node = new TranslucentBsdfNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfTransparent)) {
node = new TransparentBsdfNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBsdfVelvet)) {
node = new VelvetBsdfNode();
}
else if (b_node.is_a(&RNA_ShaderNodeEmission)) {
node = new EmissionNode();
}
else if (b_node.is_a(&RNA_ShaderNodeAmbientOcclusion)) {
node = new AmbientOcclusionNode();
}
else if (b_node.is_a(&RNA_ShaderNodeVolumeScatter)) {
node = new ScatterVolumeNode();
}
else if (b_node.is_a(&RNA_ShaderNodeVolumeAbsorption)) {
node = new AbsorptionVolumeNode();
}
else if (b_node.is_a(&RNA_ShaderNodeNewGeometry)) {
node = new GeometryNode();
}
else if (b_node.is_a(&RNA_ShaderNodeWireframe)) {
BL::ShaderNodeWireframe b_wireframe_node(b_node);
WireframeNode *wire = new WireframeNode();
wire->use_pixel_size = b_wireframe_node.use_pixel_size();
node = wire;
}
else if (b_node.is_a(&RNA_ShaderNodeWavelength)) {
node = new WavelengthNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBlackbody)) {
node = new BlackbodyNode();
}
else if (b_node.is_a(&RNA_ShaderNodeLightPath)) {
node = new LightPathNode();
}
else if (b_node.is_a(&RNA_ShaderNodeLightFalloff)) {
node = new LightFalloffNode();
}
else if (b_node.is_a(&RNA_ShaderNodeObjectInfo)) {
node = new ObjectInfoNode();
}
else if (b_node.is_a(&RNA_ShaderNodeParticleInfo)) {
node = new ParticleInfoNode();
}
else if (b_node.is_a(&RNA_ShaderNodeHairInfo)) {
node = new HairInfoNode();
}
else if (b_node.is_a(&RNA_ShaderNodeBump)) {
BL::ShaderNodeBump b_bump_node(b_node);
BumpNode *bump = new BumpNode();
bump->invert = b_bump_node.invert();
node = bump;
}
else if (b_node.is_a(&RNA_ShaderNodeScript)) {
#ifdef WITH_OSL
if(scene->shader_manager->use_osl()) {
/* create script node */
BL::ShaderNodeScript b_script_node(b_node);
OSLScriptNode *script_node = new OSLScriptNode();
/* Generate inputs/outputs from node sockets
*
* Note: the node sockets are generated from OSL parameters,
* so the names match those of the corresponding parameters exactly.
*
* Note 2: ShaderInput/ShaderOutput store shallow string copies only!
* Socket names must be stored in the extra lists instead. */
BL::Node::inputs_iterator b_input;
for (b_script_node.inputs.begin(b_input); b_input != b_script_node.inputs.end(); ++b_input) {
script_node->input_names.push_back(ustring(b_input->name()));
ShaderInput *input = script_node->add_input(script_node->input_names.back().c_str(),
convert_socket_type(*b_input));
set_default_value(input, b_node, *b_input, b_data, b_ntree);
}
BL::Node::outputs_iterator b_output;
for (b_script_node.outputs.begin(b_output); b_output != b_script_node.outputs.end(); ++b_output) {
script_node->output_names.push_back(ustring(b_output->name()));
script_node->add_output(script_node->output_names.back().c_str(),
convert_socket_type(*b_output));
}
/* load bytecode or filepath */
OSLShaderManager *manager = (OSLShaderManager*)scene->shader_manager;
string bytecode_hash = b_script_node.bytecode_hash();
if(!bytecode_hash.empty()) {
/* loaded bytecode if not already done */
if(!manager->shader_test_loaded(bytecode_hash))
manager->shader_load_bytecode(bytecode_hash, b_script_node.bytecode());
script_node->bytecode_hash = bytecode_hash;
}
else {
/* set filepath */
script_node->filepath = blender_absolute_path(b_data, b_ntree, b_script_node.filepath());
}
node = script_node;
}
#endif
}
else if (b_node.is_a(&RNA_ShaderNodeTexImage)) {
BL::ShaderNodeTexImage b_image_node(b_node);
BL::Image b_image(b_image_node.image());
ImageTextureNode *image = new ImageTextureNode();
if(b_image) {
/* builtin images will use callback-based reading because
* they could only be loaded correct from blender side
*/
bool is_builtin = b_image.packed_file() ||
b_image.source() == BL::Image::source_GENERATED ||
b_image.source() == BL::Image::source_MOVIE;
if(is_builtin) {
/* for builtin images we're using image datablock name to find an image to
* read pixels from later
*
* also store frame number as well, so there's no differences in handling
* builtin names for packed images and movies
*/
int scene_frame = b_scene.frame_current();
int image_frame = image_user_frame_number(b_image_node.image_user(), scene_frame);
image->filename = b_image.name() + "@" + string_printf("%d", image_frame);
image->builtin_data = b_image.ptr.data;
}
else {
image->filename = image_user_file_path(b_image_node.image_user(), b_image, b_scene.frame_current());
image->builtin_data = NULL;
}
image->animated = b_image_node.image_user().use_auto_refresh();
}
image->color_space = ImageTextureNode::color_space_enum[(int)b_image_node.color_space()];
image->projection = ImageTextureNode::projection_enum[(int)b_image_node.projection()];
image->projection_blend = b_image_node.projection_blend();
get_tex_mapping(&image->tex_mapping, b_image_node.texture_mapping());
node = image;
}
else if (b_node.is_a(&RNA_ShaderNodeTexEnvironment)) {
BL::ShaderNodeTexEnvironment b_env_node(b_node);
BL::Image b_image(b_env_node.image());
EnvironmentTextureNode *env = new EnvironmentTextureNode();
if(b_image) {
bool is_builtin = b_image.packed_file() ||
b_image.source() == BL::Image::source_GENERATED ||
b_image.source() == BL::Image::source_MOVIE;
if(is_builtin) {
int scene_frame = b_scene.frame_current();
int image_frame = image_user_frame_number(b_env_node.image_user(), scene_frame);
env->filename = b_image.name() + "@" + string_printf("%d", image_frame);
env->builtin_data = b_image.ptr.data;
}
else {
env->filename = image_user_file_path(b_env_node.image_user(), b_image, b_scene.frame_current());
env->animated = b_env_node.image_user().use_auto_refresh();
env->builtin_data = NULL;
}
}
env->color_space = EnvironmentTextureNode::color_space_enum[(int)b_env_node.color_space()];
env->projection = EnvironmentTextureNode::projection_enum[(int)b_env_node.projection()];
get_tex_mapping(&env->tex_mapping, b_env_node.texture_mapping());
node = env;
}
else if (b_node.is_a(&RNA_ShaderNodeTexGradient)) {
BL::ShaderNodeTexGradient b_gradient_node(b_node);
GradientTextureNode *gradient = new GradientTextureNode();
gradient->type = GradientTextureNode::type_enum[(int)b_gradient_node.gradient_type()];
get_tex_mapping(&gradient->tex_mapping, b_gradient_node.texture_mapping());
node = gradient;
}
else if (b_node.is_a(&RNA_ShaderNodeTexVoronoi)) {
BL::ShaderNodeTexVoronoi b_voronoi_node(b_node);
VoronoiTextureNode *voronoi = new VoronoiTextureNode();
voronoi->coloring = VoronoiTextureNode::coloring_enum[(int)b_voronoi_node.coloring()];
get_tex_mapping(&voronoi->tex_mapping, b_voronoi_node.texture_mapping());
node = voronoi;
}
else if (b_node.is_a(&RNA_ShaderNodeTexMagic)) {
BL::ShaderNodeTexMagic b_magic_node(b_node);
MagicTextureNode *magic = new MagicTextureNode();
magic->depth = b_magic_node.turbulence_depth();
get_tex_mapping(&magic->tex_mapping, b_magic_node.texture_mapping());
node = magic;
}
else if (b_node.is_a(&RNA_ShaderNodeTexWave)) {
BL::ShaderNodeTexWave b_wave_node(b_node);
WaveTextureNode *wave = new WaveTextureNode();
wave->type = WaveTextureNode::type_enum[(int)b_wave_node.wave_type()];
get_tex_mapping(&wave->tex_mapping, b_wave_node.texture_mapping());
node = wave;
}
else if (b_node.is_a(&RNA_ShaderNodeTexChecker)) {
BL::ShaderNodeTexChecker b_checker_node(b_node);
CheckerTextureNode *checker = new CheckerTextureNode();
get_tex_mapping(&checker->tex_mapping, b_checker_node.texture_mapping());
node = checker;
}
else if (b_node.is_a(&RNA_ShaderNodeTexBrick)) {
BL::ShaderNodeTexBrick b_brick_node(b_node);
BrickTextureNode *brick = new BrickTextureNode();
brick->offset = b_brick_node.offset();
brick->offset_frequency = b_brick_node.offset_frequency();
brick->squash = b_brick_node.squash();
brick->squash_frequency = b_brick_node.squash_frequency();
get_tex_mapping(&brick->tex_mapping, b_brick_node.texture_mapping());
node = brick;
}
else if (b_node.is_a(&RNA_ShaderNodeTexNoise)) {
BL::ShaderNodeTexNoise b_noise_node(b_node);
NoiseTextureNode *noise = new NoiseTextureNode();
get_tex_mapping(&noise->tex_mapping, b_noise_node.texture_mapping());
node = noise;
}
else if (b_node.is_a(&RNA_ShaderNodeTexMusgrave)) {
BL::ShaderNodeTexMusgrave b_musgrave_node(b_node);
MusgraveTextureNode *musgrave = new MusgraveTextureNode();
musgrave->type = MusgraveTextureNode::type_enum[(int)b_musgrave_node.musgrave_type()];
get_tex_mapping(&musgrave->tex_mapping, b_musgrave_node.texture_mapping());
node = musgrave;
}
else if (b_node.is_a(&RNA_ShaderNodeTexCoord)) {
BL::ShaderNodeTexCoord b_tex_coord_node(b_node);
TextureCoordinateNode *tex_coord = new TextureCoordinateNode();
tex_coord->from_dupli = b_tex_coord_node.from_dupli();
node = tex_coord;
}
else if (b_node.is_a(&RNA_ShaderNodeTexSky)) {
BL::ShaderNodeTexSky b_sky_node(b_node);
SkyTextureNode *sky = new SkyTextureNode();
sky->type = SkyTextureNode::type_enum[(int)b_sky_node.sky_type()];
sky->sun_direction = get_float3(b_sky_node.sun_direction());
sky->turbidity = b_sky_node.turbidity();
sky->ground_albedo = b_sky_node.ground_albedo();
get_tex_mapping(&sky->tex_mapping, b_sky_node.texture_mapping());
node = sky;
}
else if (b_node.is_a(&RNA_ShaderNodeNormalMap)) {
BL::ShaderNodeNormalMap b_normal_map_node(b_node);
NormalMapNode *nmap = new NormalMapNode();
nmap->space = NormalMapNode::space_enum[(int)b_normal_map_node.space()];
nmap->attribute = b_normal_map_node.uv_map();
node = nmap;
}
else if (b_node.is_a(&RNA_ShaderNodeTangent)) {
BL::ShaderNodeTangent b_tangent_node(b_node);
TangentNode *tangent = new TangentNode();
tangent->direction_type = TangentNode::direction_type_enum[(int)b_tangent_node.direction_type()];
tangent->axis = TangentNode::axis_enum[(int)b_tangent_node.axis()];
tangent->attribute = b_tangent_node.uv_map();
node = tangent;
}
if(node)
graph->add(node);
return node;
}
static ShaderNode *add_node(Scene *scene,
BL::RenderEngine& b_engine,
BL::BlendData& b_data,
BL::Scene& b_scene,
const bool background,
ShaderGraph *graph,
BL::ShaderNodeTree& b_ntree,
BL::ShaderNode& b_node)
{
ShaderNode *node = NULL;
/* existing blender nodes */
if(b_node.is_a(&RNA_ShaderNodeRGBCurve)) {
BL::ShaderNodeRGBCurve b_curve_node(b_node);
BL::CurveMapping mapping(b_curve_node.mapping());
RGBCurvesNode *curves = new RGBCurvesNode();
curvemapping_color_to_array(mapping,
curves->curves,
RAMP_TABLE_SIZE,
true);
curvemapping_minmax(mapping, true, &curves->min_x, &curves->max_x);
node = curves;
}
if(b_node.is_a(&RNA_ShaderNodeVectorCurve)) {
BL::ShaderNodeVectorCurve b_curve_node(b_node);
BL::CurveMapping mapping(b_curve_node.mapping());
VectorCurvesNode *curves = new VectorCurvesNode();
curvemapping_color_to_array(mapping,
curves->curves,
RAMP_TABLE_SIZE,
false);
curvemapping_minmax(mapping, false, &curves->min_x, &curves->max_x);
node = curves;
}
else if(b_node.is_a(&RNA_ShaderNodeValToRGB)) {
RGBRampNode *ramp = new RGBRampNode();
BL::ShaderNodeValToRGB b_ramp_node(b_node);
BL::ColorRamp b_color_ramp(b_ramp_node.color_ramp());
colorramp_to_array(b_color_ramp, ramp->ramp, RAMP_TABLE_SIZE);
ramp->interpolate = b_color_ramp.interpolation() != BL::ColorRamp::interpolation_CONSTANT;
node = ramp;
}
else if(b_node.is_a(&RNA_ShaderNodeRGB)) {
ColorNode *color = new ColorNode();
color->value = get_node_output_rgba(b_node, "Color");
node = color;
}
else if(b_node.is_a(&RNA_ShaderNodeValue)) {
ValueNode *value = new ValueNode();
value->value = get_node_output_value(b_node, "Value");
node = value;
}
else if(b_node.is_a(&RNA_ShaderNodeCameraData)) {
node = new CameraNode();
}
else if(b_node.is_a(&RNA_ShaderNodeInvert)) {
node = new InvertNode();
}
else if(b_node.is_a(&RNA_ShaderNodeGamma)) {
node = new GammaNode();
}
else if(b_node.is_a(&RNA_ShaderNodeBrightContrast)) {
node = new BrightContrastNode();
}
else if(b_node.is_a(&RNA_ShaderNodeMixRGB)) {
BL::ShaderNodeMixRGB b_mix_node(b_node);
MixNode *mix = new MixNode();
mix->type = MixNode::type_enum[b_mix_node.blend_type()];
/* Tag if it's Mix */
if(b_mix_node.blend_type() == 0)
mix->special_type = SHADER_SPECIAL_TYPE_MIX_RGB;
mix->use_clamp = b_mix_node.use_clamp();
node = mix;
}
else if(b_node.is_a(&RNA_ShaderNodeSeparateRGB)) {
node = new SeparateRGBNode();
}
else if(b_node.is_a(&RNA_ShaderNodeCombineRGB)) {
node = new CombineRGBNode();
}
else if(b_node.is_a(&RNA_ShaderNodeSeparateHSV)) {
node = new SeparateHSVNode();
}
else if(b_node.is_a(&RNA_ShaderNodeCombineHSV)) {
node = new CombineHSVNode();
}
else if(b_node.is_a(&RNA_ShaderNodeSeparateXYZ)) {
node = new SeparateXYZNode();
}
else if(b_node.is_a(&RNA_ShaderNodeCombineXYZ)) {
node = new CombineXYZNode();
}
else if(b_node.is_a(&RNA_ShaderNodeHueSaturation)) {
node = new HSVNode();
}
else if(b_node.is_a(&RNA_ShaderNodeRGBToBW)) {
node = new ConvertNode(SHADER_SOCKET_COLOR, SHADER_SOCKET_FLOAT);
}
else if(b_node.is_a(&RNA_ShaderNodeMath)) {
BL::ShaderNodeMath b_math_node(b_node);
MathNode *math = new MathNode();
math->type = MathNode::type_enum[b_math_node.operation()];
math->use_clamp = b_math_node.use_clamp();
node = math;
}
else if(b_node.is_a(&RNA_ShaderNodeVectorMath)) {
BL::ShaderNodeVectorMath b_vector_math_node(b_node);
VectorMathNode *vmath = new VectorMathNode();
vmath->type = VectorMathNode::type_enum[b_vector_math_node.operation()];
node = vmath;
}
else if(b_node.is_a(&RNA_ShaderNodeVectorTransform)) {
BL::ShaderNodeVectorTransform b_vector_transform_node(b_node);
VectorTransformNode *vtransform = new VectorTransformNode();
vtransform->type = VectorTransformNode::type_enum[b_vector_transform_node.vector_type()];
vtransform->convert_from = VectorTransformNode::convert_space_enum[b_vector_transform_node.convert_from()];
vtransform->convert_to = VectorTransformNode::convert_space_enum[b_vector_transform_node.convert_to()];
node = vtransform;
}
else if(b_node.is_a(&RNA_ShaderNodeNormal)) {
BL::Node::outputs_iterator out_it;
b_node.outputs.begin(out_it);
NormalNode *norm = new NormalNode();
norm->direction = get_node_output_vector(b_node, "Normal");
node = norm;
}
else if(b_node.is_a(&RNA_ShaderNodeMapping)) {
BL::ShaderNodeMapping b_mapping_node(b_node);
MappingNode *mapping = new MappingNode();
get_tex_mapping(&mapping->tex_mapping, b_mapping_node);
node = mapping;
}
else if(b_node.is_a(&RNA_ShaderNodeFresnel)) {
node = new FresnelNode();
}
else if(b_node.is_a(&RNA_ShaderNodeLayerWeight)) {
node = new LayerWeightNode();
}
else if(b_node.is_a(&RNA_ShaderNodeAddShader)) {
node = new AddClosureNode();
}
else if(b_node.is_a(&RNA_ShaderNodeMixShader)) {
node = new MixClosureNode();
}
else if(b_node.is_a(&RNA_ShaderNodeAttribute)) {
BL::ShaderNodeAttribute b_attr_node(b_node);
AttributeNode *attr = new AttributeNode();
attr->attribute = b_attr_node.attribute_name();
node = attr;
}
else if(b_node.is_a(&RNA_ShaderNodeBackground)) {
node = new BackgroundNode();
}
else if(b_node.is_a(&RNA_ShaderNodeHoldout)) {
node = new HoldoutNode();
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfAnisotropic)) {
BL::ShaderNodeBsdfAnisotropic b_aniso_node(b_node);
AnisotropicBsdfNode *aniso = new AnisotropicBsdfNode();
switch(b_aniso_node.distribution()) {
case BL::ShaderNodeBsdfAnisotropic::distribution_BECKMANN:
aniso->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfAnisotropic::distribution_GGX:
aniso->distribution = ustring("GGX");
break;
case BL::ShaderNodeBsdfAnisotropic::distribution_ASHIKHMIN_SHIRLEY:
aniso->distribution = ustring("Ashikhmin-Shirley");
break;
}
node = aniso;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfDiffuse)) {
node = new DiffuseBsdfNode();
}
else if(b_node.is_a(&RNA_ShaderNodeSubsurfaceScattering)) {
BL::ShaderNodeSubsurfaceScattering b_subsurface_node(b_node);
SubsurfaceScatteringNode *subsurface = new SubsurfaceScatteringNode();
switch(b_subsurface_node.falloff()) {
case BL::ShaderNodeSubsurfaceScattering::falloff_CUBIC:
subsurface->closure = CLOSURE_BSSRDF_CUBIC_ID;
break;
case BL::ShaderNodeSubsurfaceScattering::falloff_GAUSSIAN:
subsurface->closure = CLOSURE_BSSRDF_GAUSSIAN_ID;
break;
case BL::ShaderNodeSubsurfaceScattering::falloff_BURLEY:
subsurface->closure = CLOSURE_BSSRDF_BURLEY_ID;
break;
}
node = subsurface;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfGlossy)) {
BL::ShaderNodeBsdfGlossy b_glossy_node(b_node);
GlossyBsdfNode *glossy = new GlossyBsdfNode();
switch(b_glossy_node.distribution()) {
case BL::ShaderNodeBsdfGlossy::distribution_SHARP:
glossy->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfGlossy::distribution_BECKMANN:
glossy->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfGlossy::distribution_GGX:
glossy->distribution = ustring("GGX");
break;
case BL::ShaderNodeBsdfGlossy::distribution_ASHIKHMIN_SHIRLEY:
glossy->distribution = ustring("Ashikhmin-Shirley");
break;
}
node = glossy;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfGlass)) {
BL::ShaderNodeBsdfGlass b_glass_node(b_node);
GlassBsdfNode *glass = new GlassBsdfNode();
switch(b_glass_node.distribution()) {
case BL::ShaderNodeBsdfGlass::distribution_SHARP:
glass->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfGlass::distribution_BECKMANN:
glass->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfGlass::distribution_GGX:
glass->distribution = ustring("GGX");
break;
}
node = glass;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfRefraction)) {
BL::ShaderNodeBsdfRefraction b_refraction_node(b_node);
RefractionBsdfNode *refraction = new RefractionBsdfNode();
switch(b_refraction_node.distribution()) {
case BL::ShaderNodeBsdfRefraction::distribution_SHARP:
refraction->distribution = ustring("Sharp");
break;
case BL::ShaderNodeBsdfRefraction::distribution_BECKMANN:
refraction->distribution = ustring("Beckmann");
break;
case BL::ShaderNodeBsdfRefraction::distribution_GGX:
refraction->distribution = ustring("GGX");
break;
}
node = refraction;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfToon)) {
BL::ShaderNodeBsdfToon b_toon_node(b_node);
ToonBsdfNode *toon = new ToonBsdfNode();
switch(b_toon_node.component()) {
case BL::ShaderNodeBsdfToon::component_DIFFUSE:
toon->component = ustring("Diffuse");
break;
case BL::ShaderNodeBsdfToon::component_GLOSSY:
toon->component = ustring("Glossy");
break;
}
node = toon;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfHair)) {
BL::ShaderNodeBsdfHair b_hair_node(b_node);
HairBsdfNode *hair = new HairBsdfNode();
switch(b_hair_node.component()) {
case BL::ShaderNodeBsdfHair::component_Reflection:
hair->component = ustring("Reflection");
break;
case BL::ShaderNodeBsdfHair::component_Transmission:
hair->component = ustring("Transmission");
break;
}
node = hair;
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfTranslucent)) {
node = new TranslucentBsdfNode();
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfTransparent)) {
node = new TransparentBsdfNode();
}
else if(b_node.is_a(&RNA_ShaderNodeBsdfVelvet)) {
node = new VelvetBsdfNode();
}
else if(b_node.is_a(&RNA_ShaderNodeEmission)) {
node = new EmissionNode();
}
else if(b_node.is_a(&RNA_ShaderNodeAmbientOcclusion)) {
node = new AmbientOcclusionNode();
}
else if(b_node.is_a(&RNA_ShaderNodeVolumeScatter)) {
node = new ScatterVolumeNode();
}
else if(b_node.is_a(&RNA_ShaderNodeVolumeAbsorption)) {
node = new AbsorptionVolumeNode();
}
else if(b_node.is_a(&RNA_ShaderNodeNewGeometry)) {
node = new GeometryNode();
}
else if(b_node.is_a(&RNA_ShaderNodeWireframe)) {
BL::ShaderNodeWireframe b_wireframe_node(b_node);
WireframeNode *wire = new WireframeNode();
wire->use_pixel_size = b_wireframe_node.use_pixel_size();
node = wire;
}
else if(b_node.is_a(&RNA_ShaderNodeWavelength)) {
node = new WavelengthNode();
}
else if(b_node.is_a(&RNA_ShaderNodeBlackbody)) {
node = new BlackbodyNode();
}
else if(b_node.is_a(&RNA_ShaderNodeLightPath)) {
node = new LightPathNode();
}
else if(b_node.is_a(&RNA_ShaderNodeLightFalloff)) {
node = new LightFalloffNode();
}
else if(b_node.is_a(&RNA_ShaderNodeObjectInfo)) {
node = new ObjectInfoNode();
}
else if(b_node.is_a(&RNA_ShaderNodeParticleInfo)) {
node = new ParticleInfoNode();
}
else if(b_node.is_a(&RNA_ShaderNodeHairInfo)) {
node = new HairInfoNode();
}
else if(b_node.is_a(&RNA_ShaderNodeBump)) {
BL::ShaderNodeBump b_bump_node(b_node);
BumpNode *bump = new BumpNode();
bump->invert = b_bump_node.invert();
node = bump;
}
else if(b_node.is_a(&RNA_ShaderNodeScript)) {
#ifdef WITH_OSL
if(scene->shader_manager->use_osl()) {
/* create script node */
BL::ShaderNodeScript b_script_node(b_node);
OSLScriptNode *script_node = new OSLScriptNode();
OSLShaderManager *manager = (OSLShaderManager*)scene->shader_manager;
string bytecode_hash = b_script_node.bytecode_hash();
/* Gather additional information from the shader, such as
* input/output type info needed for proper node construction.
*/
OSL::OSLQuery query;
if(!bytecode_hash.empty()) {
query.open_bytecode(b_script_node.bytecode());
}
else {
!OSLShaderManager::osl_query(query, b_script_node.filepath());
}
/* TODO(sergey): Add proper query info error parsing. */
/* Generate inputs/outputs from node sockets
*
* Note: the node sockets are generated from OSL parameters,
* so the names match those of the corresponding parameters exactly.
*
* Note 2: ShaderInput/ShaderOutput store shallow string copies only!
* Socket names must be stored in the extra lists instead. */
BL::Node::inputs_iterator b_input;
for(b_script_node.inputs.begin(b_input); b_input != b_script_node.inputs.end(); ++b_input) {
script_node->input_names.push_back(ustring(b_input->name()));
ShaderInput *input = script_node->add_input(script_node->input_names.back().c_str(),
convert_osl_socket_type(query, *b_input));
set_default_value(input, *b_input, b_data, b_ntree);
}
BL::Node::outputs_iterator b_output;
for(b_script_node.outputs.begin(b_output); b_output != b_script_node.outputs.end(); ++b_output) {
script_node->output_names.push_back(ustring(b_output->name()));
script_node->add_output(script_node->output_names.back().c_str(),
convert_osl_socket_type(query, *b_output));
}
/* load bytecode or filepath */
if(!bytecode_hash.empty()) {
/* loaded bytecode if not already done */
if(!manager->shader_test_loaded(bytecode_hash))
manager->shader_load_bytecode(bytecode_hash, b_script_node.bytecode());
script_node->bytecode_hash = bytecode_hash;
}
else {
/* set filepath */
script_node->filepath = blender_absolute_path(b_data, b_ntree, b_script_node.filepath());
}
node = script_node;
}
#else
(void)b_data;
(void)b_ntree;
#endif
}
else if(b_node.is_a(&RNA_ShaderNodeTexImage)) {
BL::ShaderNodeTexImage b_image_node(b_node);
BL::Image b_image(b_image_node.image());
BL::ImageUser b_image_user(b_image_node.image_user());
ImageTextureNode *image = new ImageTextureNode();
if(b_image) {
/* builtin images will use callback-based reading because
* they could only be loaded correct from blender side
*/
bool is_builtin = b_image.packed_file() ||
b_image.source() == BL::Image::source_GENERATED ||
b_image.source() == BL::Image::source_MOVIE ||
b_engine.is_preview();
if(is_builtin) {
/* for builtin images we're using image datablock name to find an image to
* read pixels from later
*
* also store frame number as well, so there's no differences in handling
* builtin names for packed images and movies
*/
int scene_frame = b_scene.frame_current();
int image_frame = image_user_frame_number(b_image_user,
scene_frame);
image->filename = b_image.name() + "@" + string_printf("%d", image_frame);
image->builtin_data = b_image.ptr.data;
}
else {
image->filename = image_user_file_path(b_image_user,
b_image,
b_scene.frame_current());
image->builtin_data = NULL;
}
image->animated = b_image_node.image_user().use_auto_refresh();
image->use_alpha = b_image.use_alpha();
/* TODO(sergey): Does not work properly when we change builtin type. */
if(b_image.is_updated()) {
scene->image_manager->tag_reload_image(
image->filename,
image->builtin_data,
(InterpolationType)b_image_node.interpolation(),
(ExtensionType)b_image_node.extension());
}
}
image->color_space = ImageTextureNode::color_space_enum[(int)b_image_node.color_space()];
image->projection = ImageTextureNode::projection_enum[(int)b_image_node.projection()];
image->interpolation = (InterpolationType)b_image_node.interpolation();
image->extension = (ExtensionType)b_image_node.extension();
image->projection_blend = b_image_node.projection_blend();
BL::TexMapping b_texture_mapping(b_image_node.texture_mapping());
get_tex_mapping(&image->tex_mapping, b_texture_mapping);
node = image;
}
else if(b_node.is_a(&RNA_ShaderNodeTexEnvironment)) {
BL::ShaderNodeTexEnvironment b_env_node(b_node);
BL::Image b_image(b_env_node.image());
BL::ImageUser b_image_user(b_env_node.image_user());
EnvironmentTextureNode *env = new EnvironmentTextureNode();
if(b_image) {
bool is_builtin = b_image.packed_file() ||
b_image.source() == BL::Image::source_GENERATED ||
b_image.source() == BL::Image::source_MOVIE ||
b_engine.is_preview();
if(is_builtin) {
int scene_frame = b_scene.frame_current();
int image_frame = image_user_frame_number(b_image_user,
scene_frame);
env->filename = b_image.name() + "@" + string_printf("%d", image_frame);
env->builtin_data = b_image.ptr.data;
}
else {
env->filename = image_user_file_path(b_image_user,
b_image,
b_scene.frame_current());
env->animated = b_env_node.image_user().use_auto_refresh();
env->builtin_data = NULL;
}
env->use_alpha = b_image.use_alpha();
/* TODO(sergey): Does not work properly when we change builtin type. */
if(b_image.is_updated()) {
scene->image_manager->tag_reload_image(env->filename,
env->builtin_data,
(InterpolationType)b_env_node.interpolation(),
EXTENSION_REPEAT);
}
}
env->color_space = EnvironmentTextureNode::color_space_enum[(int)b_env_node.color_space()];
env->interpolation = (InterpolationType)b_env_node.interpolation();
env->projection = EnvironmentTextureNode::projection_enum[(int)b_env_node.projection()];
BL::TexMapping b_texture_mapping(b_env_node.texture_mapping());
get_tex_mapping(&env->tex_mapping, b_texture_mapping);
node = env;
}
else if(b_node.is_a(&RNA_ShaderNodeTexGradient)) {
BL::ShaderNodeTexGradient b_gradient_node(b_node);
GradientTextureNode *gradient = new GradientTextureNode();
gradient->type = GradientTextureNode::type_enum[(int)b_gradient_node.gradient_type()];
BL::TexMapping b_texture_mapping(b_gradient_node.texture_mapping());
get_tex_mapping(&gradient->tex_mapping, b_texture_mapping);
node = gradient;
}
else if(b_node.is_a(&RNA_ShaderNodeTexVoronoi)) {
BL::ShaderNodeTexVoronoi b_voronoi_node(b_node);
VoronoiTextureNode *voronoi = new VoronoiTextureNode();
voronoi->coloring = VoronoiTextureNode::coloring_enum[(int)b_voronoi_node.coloring()];
BL::TexMapping b_texture_mapping(b_voronoi_node.texture_mapping());
get_tex_mapping(&voronoi->tex_mapping, b_texture_mapping);
node = voronoi;
}
else if(b_node.is_a(&RNA_ShaderNodeTexMagic)) {
BL::ShaderNodeTexMagic b_magic_node(b_node);
MagicTextureNode *magic = new MagicTextureNode();
magic->depth = b_magic_node.turbulence_depth();
BL::TexMapping b_texture_mapping(b_magic_node.texture_mapping());
get_tex_mapping(&magic->tex_mapping, b_texture_mapping);
node = magic;
}
else if(b_node.is_a(&RNA_ShaderNodeTexWave)) {
BL::ShaderNodeTexWave b_wave_node(b_node);
WaveTextureNode *wave = new WaveTextureNode();
wave->type = WaveTextureNode::type_enum[(int)b_wave_node.wave_type()];
wave->profile = WaveTextureNode::profile_enum[(int)b_wave_node.wave_profile()];
BL::TexMapping b_texture_mapping(b_wave_node.texture_mapping());
get_tex_mapping(&wave->tex_mapping, b_texture_mapping);
node = wave;
}
else if(b_node.is_a(&RNA_ShaderNodeTexChecker)) {
BL::ShaderNodeTexChecker b_checker_node(b_node);
CheckerTextureNode *checker = new CheckerTextureNode();
BL::TexMapping b_texture_mapping(b_checker_node.texture_mapping());
get_tex_mapping(&checker->tex_mapping, b_texture_mapping);
node = checker;
}
else if(b_node.is_a(&RNA_ShaderNodeTexBrick)) {
BL::ShaderNodeTexBrick b_brick_node(b_node);
BrickTextureNode *brick = new BrickTextureNode();
brick->offset = b_brick_node.offset();
brick->offset_frequency = b_brick_node.offset_frequency();
brick->squash = b_brick_node.squash();
brick->squash_frequency = b_brick_node.squash_frequency();
BL::TexMapping b_texture_mapping(b_brick_node.texture_mapping());
get_tex_mapping(&brick->tex_mapping, b_texture_mapping);
node = brick;
}
else if(b_node.is_a(&RNA_ShaderNodeTexNoise)) {
BL::ShaderNodeTexNoise b_noise_node(b_node);
NoiseTextureNode *noise = new NoiseTextureNode();
BL::TexMapping b_texture_mapping(b_noise_node.texture_mapping());
get_tex_mapping(&noise->tex_mapping, b_texture_mapping);
node = noise;
}
else if(b_node.is_a(&RNA_ShaderNodeTexMusgrave)) {
BL::ShaderNodeTexMusgrave b_musgrave_node(b_node);
MusgraveTextureNode *musgrave = new MusgraveTextureNode();
musgrave->type = MusgraveTextureNode::type_enum[(int)b_musgrave_node.musgrave_type()];
BL::TexMapping b_texture_mapping(b_musgrave_node.texture_mapping());
get_tex_mapping(&musgrave->tex_mapping, b_texture_mapping);
node = musgrave;
}
else if(b_node.is_a(&RNA_ShaderNodeTexCoord)) {
BL::ShaderNodeTexCoord b_tex_coord_node(b_node);
TextureCoordinateNode *tex_coord = new TextureCoordinateNode();
tex_coord->from_dupli = b_tex_coord_node.from_dupli();
if(b_tex_coord_node.object()) {
tex_coord->use_transform = true;
tex_coord->ob_tfm = get_transform(b_tex_coord_node.object().matrix_world());
}
node = tex_coord;
}
else if(b_node.is_a(&RNA_ShaderNodeTexSky)) {
BL::ShaderNodeTexSky b_sky_node(b_node);
SkyTextureNode *sky = new SkyTextureNode();
sky->type = SkyTextureNode::type_enum[(int)b_sky_node.sky_type()];
sky->sun_direction = normalize(get_float3(b_sky_node.sun_direction()));
sky->turbidity = b_sky_node.turbidity();
sky->ground_albedo = b_sky_node.ground_albedo();
BL::TexMapping b_texture_mapping(b_sky_node.texture_mapping());
get_tex_mapping(&sky->tex_mapping, b_texture_mapping);
node = sky;
}
else if(b_node.is_a(&RNA_ShaderNodeNormalMap)) {
BL::ShaderNodeNormalMap b_normal_map_node(b_node);
NormalMapNode *nmap = new NormalMapNode();
nmap->space = NormalMapNode::space_enum[(int)b_normal_map_node.space()];
nmap->attribute = b_normal_map_node.uv_map();
node = nmap;
}
else if(b_node.is_a(&RNA_ShaderNodeTangent)) {
BL::ShaderNodeTangent b_tangent_node(b_node);
TangentNode *tangent = new TangentNode();
tangent->direction_type = TangentNode::direction_type_enum[(int)b_tangent_node.direction_type()];
tangent->axis = TangentNode::axis_enum[(int)b_tangent_node.axis()];
tangent->attribute = b_tangent_node.uv_map();
node = tangent;
}
else if(b_node.is_a(&RNA_ShaderNodeUVMap)) {
BL::ShaderNodeUVMap b_uvmap_node(b_node);
UVMapNode *uvm = new UVMapNode();
uvm->attribute = b_uvmap_node.uv_map();
uvm->from_dupli = b_uvmap_node.from_dupli();
node = uvm;
}
else if(b_node.is_a(&RNA_ShaderNodeTexPointDensity)) {
BL::ShaderNodeTexPointDensity b_point_density_node(b_node);
PointDensityTextureNode *point_density = new PointDensityTextureNode();
point_density->filename = b_point_density_node.name();
point_density->space =
PointDensityTextureNode::space_enum[(int)b_point_density_node.space()];
point_density->interpolation =
(InterpolationType)b_point_density_node.interpolation();
point_density->builtin_data = b_point_density_node.ptr.data;
/* 1 - render settings, 0 - vewport settings. */
int settings = background ? 1 : 0;
/* TODO(sergey): Use more proper update flag. */
if(true) {
b_point_density_node.cache_point_density(b_scene, settings);
scene->image_manager->tag_reload_image(
point_density->filename,
point_density->builtin_data,
point_density->interpolation,
EXTENSION_CLIP);
}
node = point_density;
/* Transformation form world space to texture space.
*
* NOTE: Do this after the texture is cached, this is because getting
* min/max will need to access this cache.
*/
BL::Object b_ob(b_point_density_node.object());
if(b_ob) {
float3 loc, size;
point_density_texture_space(b_scene,
b_point_density_node,
settings,
loc,
size);
point_density->tfm =
transform_translate(-loc) * transform_scale(size) *
transform_inverse(get_transform(b_ob.matrix_world()));
}
}
if(node)
graph->add(node);
return node;
}
