VTK  9.0.1
vtkOpenGLUniforms.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4 
5  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
6  All rights reserved.
7  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
8 
9  This software is distributed WITHOUT ANY WARRANTY; without even
10  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11  PURPOSE. See the above copyright notice for more information.
12 
13 =========================================================================*/
31 #ifndef vtkOpenGLUniforms_h
32 #define vtkOpenGLUniforms_h
33 
34 #include "vtkRenderingOpenGL2Module.h" // For export macro
35 #include "vtkUniforms.h"
36 #include <string> // For member functions
37 
38 class vtkUniformInternals;
39 class vtkShaderProgram;
40 
41 class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLUniforms : public vtkUniforms
42 {
43 public:
46  void PrintSelf(ostream& os, vtkIndent indent) override;
47 
52 
57 
64 
66  void RemoveUniform(const char* name) override;
67 
69  void RemoveAllUniforms() override;
70 
72 
76  void SetUniform(const char* name, vtkUniforms::TupleType tt, int nbComponents,
77  const std::vector<int>& value) override;
78  void SetUniform(const char* name, vtkUniforms::TupleType tt, int nbComponents,
79  const std::vector<float>& value) override;
80  bool GetUniform(const char* name, std::vector<int>& value) override;
81  bool GetUniform(const char* name, std::vector<float>& value) override;
83 
85 
86  void SetUniformi(const char* name, int v) override;
87  void SetUniformf(const char* name, float v) override;
88  void SetUniform2i(const char* name, const int v[2]) override;
89  void SetUniform2f(const char* name, const float v[2]) override;
90  void SetUniform3f(const char* name, const float v[3]) override;
91  void SetUniform4f(const char* name, const float v[4]) override;
92  void SetUniformMatrix3x3(const char* name, float* v) override;
93  void SetUniformMatrix4x4(const char* name, float* v) override;
95 
97 
98  void SetUniform1iv(const char* name, const int count, const int* f) override;
99  void SetUniform1fv(const char* name, const int count, const float* f) override;
100  void SetUniform2fv(const char* name, const int count, const float (*f)[2]) override;
101  void SetUniform3fv(const char* name, const int count, const float (*f)[3]) override;
102  void SetUniform4fv(const char* name, const int count, const float (*f)[4]) override;
103  void SetUniformMatrix4x4v(const char* name, const int count, float* v) override;
105 
107 
111  void SetUniform3f(const char* name, const double v[3]) override;
112  void SetUniform3uc(const char* name, const unsigned char v[3]) override; // maybe remove
113  void SetUniform4uc(const char* name, const unsigned char v[4]) override; // maybe remove
114  void SetUniformMatrix(const char* name, vtkMatrix3x3* v) override;
115  void SetUniformMatrix(const char* name, vtkMatrix4x4* v) override;
117 
119 
120  bool GetUniformi(const char* name, int& v) override;
121  bool GetUniformf(const char* name, float& v) override;
122  bool GetUniform2i(const char* name, int v[2]) override;
123  bool GetUniform2f(const char* name, float v[2]) override;
124  bool GetUniform3f(const char* name, float v[3]) override;
125  bool GetUniform4f(const char* name, float v[4]) override;
126  bool GetUniformMatrix3x3(const char* name, float* v) override;
127  bool GetUniformMatrix4x4(const char* name, float* v) override;
129 
131 
135  bool GetUniform3f(const char* name, double v[3]) override;
136  bool GetUniform3uc(const char* name, unsigned char v[3]) override;
137  bool GetUniform4uc(const char* name, unsigned char v[4]) override;
138  bool GetUniformMatrix(const char* name, vtkMatrix3x3* v) override;
139  bool GetUniformMatrix(const char* name, vtkMatrix4x4* v) override;
141 
143 
144  bool GetUniform1iv(const char* name, std::vector<int>& f) override;
145  bool GetUniform1fv(const char* name, std::vector<float>& f) override;
146  bool GetUniform2fv(const char* name, std::vector<float>& f) override;
147  bool GetUniform3fv(const char* name, std::vector<float>& f) override;
148  bool GetUniform4fv(const char* name, std::vector<float>& f) override;
149  bool GetUniformMatrix4x4v(const char* name, std::vector<float>& f) override;
151 
153  int GetNumberOfUniforms() override;
154 
157  const char* GetNthUniformName(vtkIdType uniformIndex) override;
158 
160  int GetUniformScalarType(const char* name) override;
161 
164  TupleType GetUniformTupleType(const char* name) override;
165 
169  int GetUniformNumberOfComponents(const char* name) override;
170 
173  int GetUniformNumberOfTuples(const char* name) override;
174 
175 protected:
177  ~vtkOpenGLUniforms() override;
178 
179 private:
180  vtkOpenGLUniforms(const vtkOpenGLUniforms&) = delete;
181  void operator=(const vtkOpenGLUniforms&) = delete;
182 
183  vtkUniformInternals* Internals;
184 };
185 
186 #endif
a simple class to control print indentation
Definition: vtkIndent.h:34
represent and manipulate 3x3 transformation matrices
Definition: vtkMatrix3x3.h:34
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:36
helper class to set custom uniform variables in GLSL shaders.
void SetUniform4f(const char *name, const float v[4]) override
bool GetUniform4uc(const char *name, unsigned char v[4]) override
bool GetUniformMatrix(const char *name, vtkMatrix4x4 *v) override
bool GetUniformf(const char *name, float &v) override
void SetUniform2f(const char *name, const float v[2]) override
void SetUniform4uc(const char *name, const unsigned char v[4]) override
bool GetUniformMatrix3x3(const char *name, float *v) override
bool GetUniform2f(const char *name, float v[2]) override
bool GetUniformMatrix4x4v(const char *name, std::vector< float > &f) override
bool GetUniform4fv(const char *name, std::vector< float > &f) override
bool GetUniform3f(const char *name, float v[3]) override
void SetUniform2fv(const char *name, const int count, const float(*f)[2]) override
bool GetUniform(const char *name, std::vector< int > &value) override
std::string GetDeclarations()
Build a string containing the GLSL declaration of all stored uniform variables.
void SetUniformMatrix4x4(const char *name, float *v) override
bool GetUniformMatrix4x4(const char *name, float *v) override
bool SetUniforms(vtkShaderProgram *p)
Set all the stored uniform variables values in the shader program p.
int GetUniformNumberOfComponents(const char *name) override
Get the number of components stored in each tuple of uniform name.
void SetUniform(const char *name, vtkUniforms::TupleType tt, int nbComponents, const std::vector< float > &value) override
bool GetUniformMatrix(const char *name, vtkMatrix3x3 *v) override
bool GetUniform3f(const char *name, double v[3]) override
Get the name uniform to v.
void SetUniform2i(const char *name, const int v[2]) override
bool GetUniform3uc(const char *name, unsigned char v[3]) override
void SetUniform3fv(const char *name, const int count, const float(*f)[3]) override
int GetNumberOfUniforms() override
Get number of all uniforms stored in this class.
bool GetUniform2fv(const char *name, std::vector< float > &f) override
void SetUniformf(const char *name, float v) override
bool GetUniform(const char *name, std::vector< float > &value) override
void SetUniformMatrix4x4v(const char *name, const int count, float *v) override
void SetUniform1iv(const char *name, const int count, const int *f) override
Set the name uniform array to f with count elements.
bool GetUniform1iv(const char *name, std::vector< int > &f) override
Get the name uniform vector to f with.
TupleType GetUniformTupleType(const char *name) override
Get the tuple type stored in uniform name.
void RemoveAllUniforms() override
Remove all uniform variables.
bool GetUniform2i(const char *name, int v[2]) override
void SetUniform3f(const char *name, const float v[3]) override
void SetUniformi(const char *name, int v) override
Set the name uniform value to v.
void RemoveUniform(const char *name) override
Remove uniform variable named name.
bool GetUniform4f(const char *name, float v[4]) override
~vtkOpenGLUniforms() override
int GetUniformScalarType(const char *name) override
Get type of scalars stored in uniform name.
void SetUniform4fv(const char *name, const int count, const float(*f)[4]) override
bool GetUniform1fv(const char *name, std::vector< float > &f) override
vtkMTimeType GetUniformListMTime() override
Get modified time of the list of uniform variables, which is typically used to check whether the shad...
void SetUniform(const char *name, vtkUniforms::TupleType tt, int nbComponents, const std::vector< int > &value) override
Generic setters and getter.
void SetUniform1fv(const char *name, const int count, const float *f) override
bool GetUniformi(const char *name, int &v) override
Get the name uniform value.
void SetUniformMatrix(const char *name, vtkMatrix4x4 *v) override
bool GetUniform3fv(const char *name, std::vector< float > &f) override
int GetUniformNumberOfTuples(const char *name) override
Get length of a uniform name that contains a variable-size vector.
void SetUniform3f(const char *name, const double v[3]) override
Set the name uniform to v.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
const char * GetNthUniformName(vtkIdType uniformIndex) override
Get number of all uniforms stored in this class.
void SetUniformMatrix3x3(const char *name, float *v) override
static vtkOpenGLUniforms * New()
void SetUniformMatrix(const char *name, vtkMatrix3x3 *v) override
void SetUniform3uc(const char *name, const unsigned char v[3]) override
The ShaderProgram uses one or more Shader objects.
helper class to set custom uniform variables in GPU shaders.
Definition: vtkUniforms.h:43
TupleType
Types of tuples that can be stored : scalar, vector, matrix.
Definition: vtkUniforms.h:57
@ value
Definition: vtkX3D.h:226
@ name
Definition: vtkX3D.h:225
@ string
Definition: vtkX3D.h:496
int vtkIdType
Definition: vtkType.h:338
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:293