Class GLProgram

A set of shaders used for drawing.

Inheritance
object
GLProgram
Namespace: Evergine.OpenGL
Assembly: Evergine.OpenGL.dll
Syntax
public class GLProgram

Constructors

GLProgram(GLGraphicsContext, ComputeShaderStateDescription)

Initializes a new instance of the GLProgram class.

Declaration
public GLProgram(GLGraphicsContext context, ComputeShaderStateDescription shaderDescription)
Parameters
Type Name Description
GLGraphicsContext context

Graphics context.
ComputeShaderStateDescription shaderDescription

The current shader description.

GLProgram(GLGraphicsContext, GraphicsShaderStateDescription)

Initializes a new instance of the GLProgram class.

Declaration
public GLProgram(GLGraphicsContext context, GraphicsShaderStateDescription shaderDescription)
Parameters
Type Name Description
GLGraphicsContext context

Graphics context.
GraphicsShaderStateDescription shaderDescription

The current shader description.

Fields

Hash

The GetHashCode that represents this program.

Declaration
public int Hash
Field Value
Type Description
int

disposed

Indicates if the instance has been disposed.

Declaration
protected bool disposed
Field Value
Type Description
bool

uniformBlockBindings

The uniform block binding index.

Declaration
protected List<uint> uniformBlockBindings
Field Value
Type Description
List<uint>

uniformSlots

The uniform slots.

Declaration
protected Dictionary<int, int> uniformSlots
Field Value
Type Description
Dictionary<int, int>

Methods

Apply()

Installs a program object as part of the current graphics state.

Declaration
public void Apply()

Dispose()

Disposes of this instance.

Declaration
public void Dispose()

ExistsBufferBinding(uint)

Gets slot binding to the buffer element index.

Declaration
public bool ExistsBufferBinding(uint binding)
Parameters
Type Name Description
uint binding

Slot index.
Returns
Type Description
bool

If a buffer binding exists in this slot.

GetAttribLocation(ElementSemanticType, uint, out int)

Gets the attribute location from the semantic type and index.

Declaration
public bool GetAttribLocation(ElementSemanticType semanticType, uint semanticIndex, out int location)
Parameters
Type Name Description
ElementSemanticType semanticType

The semantic type.
uint semanticIndex

The semantic index.
int location

The attribute location. -1 if it is not available.
Returns
Type Description
bool

Indicates if this attribute location is available.

GetUniformInfo(int)

Gets uniformInfo binding to a uniform element index.

Declaration
public int GetUniformInfo(int slot)
Parameters
Type Name Description
int slot

Slot index.
Returns
Type Description
int

Uniform information.

Extension Methods