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MaterialX 1.38.2
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Blur node implementation for GLSL. More...
#include <BlurNodeGlsl.h>
Public Member Functions | |
| void | emitSamplingFunctionDefinition (const ShaderNode &node, GenContext &context, ShaderStage &stage) const override |
| Emit function definitions for sampling functions used by this node. More... | |
Public Member Functions inherited from BlurNode | |
| void | emitFunctionDefinition (const ShaderNode &node, GenContext &context, ShaderStage &stage) const override |
| Emit function definition for the given node instance. More... | |
| void | emitFunctionCall (const ShaderNode &node, GenContext &context, ShaderStage &stage) const override |
| Emit the function call or inline source code for given node instance in the given context. More... | |
Public Member Functions inherited from ConvolutionNode | |
| void | createVariables (const ShaderNode &node, GenContext &context, Shader &shader) const override |
| Create shader variables needed for the implementation of this node (e.g. More... | |
Public Member Functions inherited from ShaderNodeImpl | |
| virtual const string & | getTarget () const |
| Return an identifier for the target used by this implementation. More... | |
| virtual void | initialize (const InterfaceElement &element, GenContext &context) |
| Initialize with the given implementation element. More... | |
| const string & | getName () const |
| Return the name of this implementation. | |
| size_t | getHash () const |
| Return a hash for this implementation. More... | |
| virtual void | addInputs (ShaderNode &node, GenContext &context) const |
| Add additional inputs on the node. More... | |
| virtual void | setValues (const Node &node, ShaderNode &shaderNode, GenContext &context) const |
| Set values for additional inputs on the node. More... | |
| virtual void | createVariables (const ShaderNode &node, GenContext &context, Shader &shader) const |
| Create shader variables needed for the implementation of this node (e.g. More... | |
| virtual void | emitFunctionDefinition (const ShaderNode &node, GenContext &context, ShaderStage &stage) const |
| Emit function definition for the given node instance. More... | |
| virtual void | emitFunctionCall (const ShaderNode &node, GenContext &context, ShaderStage &stage) const |
| Emit the function call or inline source code for given node instance in the given context. More... | |
| virtual ShaderGraph * | getGraph () const |
| Return a pointer to the graph if this implementation is using a graph, or returns nullptr otherwise. More... | |
| virtual bool | isEditable (const ShaderInput &) const |
| Returns true if an input is editable by users. More... | |
| virtual bool | isEditable (const ShaderGraphInputSocket &) const |
| Returns true if a graph input is accessible by users. More... | |
Static Public Member Functions | |
| static ShaderNodeImplPtr | create () |
Additional Inherited Members | |
Protected Member Functions inherited from BlurNode | |
| BlurNode () | |
| Constructor. | |
| virtual void | emitSamplingFunctionDefinition (const ShaderNode &node, GenContext &context, ShaderStage &stage) const =0 |
| Emit function definitions for sampling functions used by this node. More... | |
| bool | acceptsInputType (const TypeDesc *type) const override |
| Return if given type is an acceptible input. More... | |
| void | computeSampleOffsetStrings (const string &sampleSizeName, const string &offsetTypeString, unsigned int filterWidth, StringVec &offsetStrings) const override |
| Compute offset strings for sampling. More... | |
| virtual void | outputSampleArray (const ShaderGenerator &shadergen, ShaderStage &stage, const TypeDesc *inputType, const string &sampleName, const StringVec &sampleStrings) const |
| Output sample array. | |
Protected Member Functions inherited from ConvolutionNode | |
| ConvolutionNode () | |
| Constructor. | |
| virtual bool | acceptsInputType (const TypeDesc *type) const =0 |
| Derived classes are responsible for returning if a given type is an acceptable input. More... | |
| virtual void | computeSampleOffsetStrings (const string &sampleSizeName, const string &offsetTypeString, unsigned int filterWidth, StringVec &offsetStrings) const =0 |
| virtual const ShaderInput * | getSamplingInput (const ShaderNode &node) const |
| Get input which is used for sampling. More... | |
| void | emitInputSamplesUV (const ShaderNode &node, unsigned int sampleCount, unsigned int filterWidth, float filterSize, float filterOffset, const string &sampleSizeFunctionUV, GenContext &context, ShaderStage &stage, StringVec &sampleStrings) const |
| Generate upstream / input sampling code in uv space and cache the output variable names which will hold the sample values after execution. | |
Protected Member Functions inherited from ShaderNodeImpl | |
| ShaderNodeImpl () | |
| Protected constructor. | |
Protected Attributes inherited from ShaderNodeImpl | |
| string | _name |
| size_t | _hash |
Static Protected Attributes inherited from BlurNode | |
| static const string | _sampleSizeFunctionUV = "mx_compute_sample_size_uv" |
| Name of function to compute sample size in uv space. More... | |
| static const float | _filterSize = 2.0 |
| static const float | _filterOffset = 0.0 |
| static const string | BOX_FILTER = "box" |
| Box filter option on blur. | |
| static const string | BOX_WEIGHTS_VARIABLE = "c_box_filter_weights" |
| Box filter weights variable name. | |
| static const string | GAUSSIAN_FILTER = "gaussian" |
| Gaussian filter option on blur. | |
| static const string | GAUSSIAN_WEIGHTS_VARIABLE = "c_gaussian_filter_weights" |
| Gaussian filter weights variable name. | |
| static const string | FILTER_LIST = "box,gaussian" |
| List of filters. | |
| static const string | IN_STRING = "in" |
| String constants. | |
| static const string | FILTER_TYPE_STRING = "filtertype" |
| static const string | FILTER_SIZE_STRING = "size" |
Blur node implementation for GLSL.
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overridevirtual |
Emit function definitions for sampling functions used by this node.
Implements BlurNode.