Statistics (jMonkeyEngine3)

java.lang.Object
- com.jme3.renderer.Statistics

```
public class Statistics
extends java.lang.Object
```
Allows tracking of real-time rendering statistics.
The Statistics can be retrieved by using Renderer.getStatistics().

Field Summary

Fields
Modifier and Type	Field and Description
`protected boolean`	`enabled` Enables or disables updates.
`protected IntMap<java.lang.Void>`	`fbosUsed` IDs of all FBOs in use.
`protected int`	`lastShader` ID of the most recently used shader.
`protected int`	`memoryFrameBuffers` Number of active frame buffers.
`protected int`	`memoryShaders` Number of active shaders.
`protected int`	`memoryTextures` Number of active textures.
`protected int`	`numFboSwitches` Number of FBO switches during the current frame.
`protected int`	`numObjects` Number of object used during the current frame.
`protected int`	`numShaderSwitches` Number of shader switches during the current frame.
`protected int`	`numTextureBinds` Number of texture binds during the current frame.
`protected int`	`numTriangles` Number of mesh primitives rendered during the current frame.
`protected int`	`numUniformsSet` Number of uniforms set during the current frame.
`protected int`	`numVertices` Number of mesh vertices rendered during the current frame.
`protected IntMap<java.lang.Void>`	`shadersUsed` IDs of all shaders in use.
`protected IntMap<java.lang.Void>`	`texturesUsed` IDs of all textures in use.

Constructor Summary

Constructors
Constructor and Description

Statistics()

Constructors
Constructor and Description
`Statistics()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`clearFrame()` Clears all frame-specific statistics such as objects used per frame.
`void`	`clearMemory()` Called when video memory is cleared.
`void`	`getData(int[] data)` Retrieves the statistics data into the given array.
`java.lang.String[]`	`getLabels()` Returns a list of labels corresponding to each statistic.
`boolean`	`isEnabled()` Tests whether updates are enabled.
`void`	`onDeleteFrameBuffer()` Called by the Renderer when it deletes a framebuffer.
`void`	`onDeleteShader()` Called by the Renderer when it deletes a shader.
`void`	`onDeleteTexture()` Called by the Renderer when it deletes a texture.
`void`	`onFrameBufferUse(FrameBuffer fb, boolean wasSwitched)` Called by the Renderer when a framebuffer has been set.
`void`	`onMeshDrawn(Mesh mesh, int lod)` Called by the Renderer when a mesh has been drawn.
`void`	`onMeshDrawn(Mesh mesh, int lod, int count)` Called by the Renderer when a mesh has been drawn.
`void`	`onNewFrameBuffer()` Called by the Renderer when it creates a new framebuffer.
`void`	`onNewShader()` Called by the Renderer when it creates a new shader.
`void`	`onNewTexture()` Called by the Renderer when it creates a new texture.
`void`	`onShaderUse(Shader shader, boolean wasSwitched)` Called by the Renderer when a shader has been utilized.
`void`	`onTextureUse(Image image, boolean wasSwitched)` Called by the Renderer when a texture has been set.
`void`	`onUniformSet()` Called by the Renderer when a uniform was set.
`void`	`setEnabled(boolean f)` Enables or disables updates.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - enabled
```
protected boolean enabled
```
    Enables or disables updates.
  - numObjects
```
protected int numObjects
```
    Number of object used during the current frame.
  - numTriangles
```
protected int numTriangles
```
    Number of mesh primitives rendered during the current frame.
  - numVertices
```
protected int numVertices
```
    Number of mesh vertices rendered during the current frame.
  - numShaderSwitches
```
protected int numShaderSwitches
```
    Number of shader switches during the current frame.
  - numTextureBinds
```
protected int numTextureBinds
```
    Number of texture binds during the current frame.
  - numFboSwitches
```
protected int numFboSwitches
```
    Number of FBO switches during the current frame.
  - numUniformsSet
```
protected int numUniformsSet
```
    Number of uniforms set during the current frame.
  - memoryShaders
```
protected int memoryShaders
```
    Number of active shaders.
  - memoryFrameBuffers
```
protected int memoryFrameBuffers
```
    Number of active frame buffers.
  - memoryTextures
```
protected int memoryTextures
```
    Number of active textures.
  - shadersUsed
```
protected IntMap<java.lang.Void> shadersUsed
```
    IDs of all shaders in use.
  - texturesUsed
```
protected IntMap<java.lang.Void> texturesUsed
```
    IDs of all textures in use.
  - fbosUsed
```
protected IntMap<java.lang.Void> fbosUsed
```
    IDs of all FBOs in use.
  - lastShader
```
protected int lastShader
```
    ID of the most recently used shader.
- Constructor Detail
  - Statistics
```
public Statistics()
```
- Method Detail
  - getLabels
```
public java.lang.String[] getLabels()
```
    Returns a list of labels corresponding to each statistic.
    
    Returns:
    
    a list of labels corresponding to each statistic.
    
    See Also:
    
    getData(int[])
  - getData
```
public void getData(int[] data)
```
    Retrieves the statistics data into the given array. The array should be as large as the array given in getLabels().
    
    Parameters:
    
    data - The data array to write to
  - onMeshDrawn
```
public void onMeshDrawn(Mesh mesh,
                        int lod,
                        int count)
```
    Called by the Renderer when a mesh has been drawn.
    
    Parameters:
    
    mesh - the Mesh that was drawn (not null)
    
    lod - which level of detail
    
    count - multiplier for triangles and vertices
  - onMeshDrawn
```
public void onMeshDrawn(Mesh mesh,
                        int lod)
```
    Called by the Renderer when a mesh has been drawn.
    
    Parameters:
    
    mesh - the Mesh that was drawn (not null)
    
    lod - which level of detail
  - onShaderUse
```
public void onShaderUse(Shader shader,
                        boolean wasSwitched)
```
    Called by the Renderer when a shader has been utilized.
    
    Parameters:
    
    shader - The shader that was used
    
    wasSwitched - If true, the shader has required a state switch
  - onUniformSet
```
public void onUniformSet()
```
    Called by the Renderer when a uniform was set.
  - onTextureUse
```
public void onTextureUse(Image image,
                         boolean wasSwitched)
```
    Called by the Renderer when a texture has been set.
    
    Parameters:
    
    image - The image that was set
    
    wasSwitched - If true, the texture has required a state switch
  - onFrameBufferUse
```
public void onFrameBufferUse(FrameBuffer fb,
                             boolean wasSwitched)
```
    Called by the Renderer when a framebuffer has been set.
    
    Parameters:
    
    fb - The framebuffer that was set
    
    wasSwitched - If true, the framebuffer required a state switch
  - clearFrame
```
public void clearFrame()
```
    Clears all frame-specific statistics such as objects used per frame.
  - onNewShader
```
public void onNewShader()
```
    Called by the Renderer when it creates a new shader.
  - onNewTexture
```
public void onNewTexture()
```
    Called by the Renderer when it creates a new texture.
  - onNewFrameBuffer
```
public void onNewFrameBuffer()
```
    Called by the Renderer when it creates a new framebuffer.
  - onDeleteShader
```
public void onDeleteShader()
```
    Called by the Renderer when it deletes a shader.
  - onDeleteTexture
```
public void onDeleteTexture()
```
    Called by the Renderer when it deletes a texture.
  - onDeleteFrameBuffer
```
public void onDeleteFrameBuffer()
```
    Called by the Renderer when it deletes a framebuffer.
  - clearMemory
```
public void clearMemory()
```
    Called when video memory is cleared.
  - setEnabled
```
public void setEnabled(boolean f)
```
    Enables or disables updates.
    
    Parameters:
    
    f - true to enable, false to disable
  - isEnabled
```
public boolean isEnabled()
```
    Tests whether updates are enabled.
    
    Returns:
    
    true if enabled, otherwise false

Class Statistics

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

enabled

numObjects

numTriangles

numVertices

numShaderSwitches

numTextureBinds

numFboSwitches

numUniformsSet

memoryShaders

memoryFrameBuffers

memoryTextures

shadersUsed

texturesUsed

fbosUsed

lastShader

Constructor Detail

Statistics

Method Detail

getLabels

getData

onMeshDrawn

onMeshDrawn

onShaderUse

onUniformSet

onTextureUse

onFrameBufferUse

clearFrame

onNewShader

onNewTexture

onNewFrameBuffer

onDeleteShader

onDeleteTexture

onDeleteFrameBuffer

clearMemory

setEnabled

isEnabled