Package dev.prozilla.pine.core.rendering

Class ShaderProgram

java.lang.Object
dev.prozilla.pine.core.rendering.ShaderProgram
All Implemented Interfaces:
Destructible
public class ShaderProgram extends Object implements Destructible
Represents an OpenGL shader program.

  • Constructor Details

    • ShaderProgram

      public ShaderProgram()
      Creates a shader program.

  • Method Details

    • attachShader

      public void attachShader(Shader shader)
      Attach a shader to this program.
      Parameters:
      shader - Shader to get attached

    • bindFragmentDataLocation

      public void bindFragmentDataLocation(int number, CharSequence name)
      Binds the fragment out color variable.
      Parameters:
      number - Color number you want to bind
      name - Variable name

    • link

      public void link()
      Link this program and check its status afterward.

    • setVertexAttributes

      public void setVertexAttributes(CharSequence[] names, int[] sizes, int stride)
      Sets multiple vertex attributes.
      Parameters:
      names - The names of each attribute
      sizes - The amount of floats used for each attribute
      stride - The amount of floats used per vertex

    • setVertexAttribute

      public void setVertexAttribute(CharSequence name, int size, int stride, int offset)
      Enables a vertex attribute and sets its pointer.
      Parameters:
      name - The name of the attribute
      size - The amount of floats used for the attribute
      stride - The amount of floats used per vertex
      offset - The offset from the first component

    • enableVertexAttribute

      public void enableVertexAttribute(int location)
      Enables a vertex attribute.
      Parameters:
      location - Location of the vertex attribute

    • disableVertexAttribute

      public void disableVertexAttribute(int location)
      Disables a vertex attribute.
      Parameters:
      location - Location of the vertex attribute

    • pointVertexAttribute

      public void pointVertexAttribute(int location, int size, int stride, int offset)
      Sets the vertex attribute pointer.
      Parameters:
      location - Location of the vertex attribute
      size - Number of values per vertex
      stride - Offset between consecutive generic vertex attributes in bytes
      offset - Offset of the first component of the first generic vertex attribute in bytes

    • requireAttributeLocation

      public int requireAttributeLocation(CharSequence name) throws RuntimeException
      Throws:
      RuntimeException

    • getAttributeLocation

      public int getAttributeLocation(CharSequence name)
      Gets the location of an attribute variable with specified name.
      Parameters:
      name - Attribute name
      Returns:
      Location of the attribute

    • setUniform

      public void setUniform(CharSequence name, int value)

    • setUniform

      public void setUniform(int location, int value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, float value)

    • setUniform

      public void setUniform(int location, float value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, Vector2f value)

    • setUniform

      public void setUniform(int location, Vector2f value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, Vector3f value)

    • setUniform

      public void setUniform(int location, Vector3f value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, Vector4f value)

    • setUniform

      public void setUniform(int location, Vector4f value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, Matrix2f value)

    • setUniform

      public void setUniform(int location, Matrix2f value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, Matrix3f value)

    • setUniform

      public void setUniform(int location, Matrix3f value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, Matrix4f value)

    • setUniform

      public void setUniform(int location, Matrix4f value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • setUniform

      public void setUniform(CharSequence name, int[] value)

    • setUniform

      public void setUniform(int location, int[] value)
      Sets the uniform variable for specified location.
      Parameters:
      location - Uniform location
      value - Value to set

    • requireUniformLocation

      public int requireUniformLocation(CharSequence name) throws RuntimeException
      Throws:
      RuntimeException

    • getUniformLocation

      public int getUniformLocation(CharSequence name)
      Gets the location of a uniform variable with specified name.
      Parameters:
      name - Uniform name
      Returns:
      Location of the uniform

    • use

      public void use()
      Use this shader program.

    • checkStatus

      public void checkStatus() throws GLException
      Checks if the program was linked successfully.
      Throws:
      GLException - If the program failed to link.

    • destroy

      public void destroy()
      Deletes the shader program.
      Specified by:
      destroy in interface Destructible

    • getMaxVertexAttributes

      public static int getMaxVertexAttributes()