Caffe2 - C++ API
A deep learning, cross platform ML framework
Public Member Functions | Data Fields | Static Public Attributes
GLSigmoid Class Reference
Inheritance diagram for GLSigmoid:

Public Member Functions

 GLSigmoid (OpType opType)
template<typename T >
void sigmoid (const GLImageVector< T > &input_images, const GLImageVector< T > &output_images)
- Public Member Functions inherited from GLFilter
 GLFilter (const std::string kernel_name, const std::string vertex_shader, const std::string fragment_shader, const std::vector< binding * > uniforms, const std::vector< binding * > uniform_blocks={}, const std::vector< binding * > attributes={}, const replacements_t &replacements={})
void throwRuntimeError (std::function< void(std::stringstream &errmsg)> error_formatter) const
void checkGLError (std::function< void(std::stringstream &errmsg)> error_formatter) const
template<typename T >
void attach_uniform_buffer (const binding *block, GLuint bindingPoint, std::function< void(T *, size_t)> loader)
void run (const std::vector< texture_attachment > &input, const std::vector< const GLTexture * > &output, std::function< void(void)> uniforms_initializer, int width, int height)
void releaseBuffers ()
void deleteProgram ()
void deleteBindings ()

Data Fields


Static Public Attributes

static const char * fragment_shader
- Static Public Attributes inherited from GLFilter
static const char * vertex_shader

Additional Inherited Members

- Public Types inherited from GLFilter
typedef std::vector< std::pair< std::string, std::string > > replacements_t
- Protected Attributes inherited from GLFilter
const std::string kernel_name
GLuint program = 0
GLuint frameBuffer = 0
GLuint uniformBlock [kMaxUniformBlocks] = {0}
GLint blockSize [kMaxUniformBlocks] = {0}
bool frame_buffer_initialized = false
- Static Protected Attributes inherited from GLFilter
static constexpr int kMaxUniformBlocks = 12
static constexpr bool check_opengl_errors = true

Detailed Description

Definition at line 13 of file

Field Documentation

const char * GLSigmoid::fragment_shader
Initial value:
= R"GLSL(#version 300 es
#define TANH $(TANH)
precision mediump float;
precision mediump int;
in highp vec2 v_texCoord;
uniform ivec2 outputSize;
TEXTURE_OUTPUT(0, outputData);
void main() {
ivec2 texelCoord = ivec2(v_texCoord * vec2(outputSize));
vec4 value = TEXTURE_LOAD(inputData, ivec2(texelCoord));
value = vec4(1.0) / (vec4(1.0) + exp(-value));
outputData = TEXTURE_STORE(value);
#elif TANH
value = tanh(value);
outputData = TEXTURE_STORE(value);

Definition at line 31 of file

The documentation for this class was generated from the following file: