WebGLRenderingContext: getShaderParameter() method

{{APIRef("WebGL")}}{{AvailableInWorkers}}

The WebGLRenderingContext.getShaderParameter() method of the WebGL API returns information about the given shader.

Syntax

getShaderParameter(shader, pname)

Parameters

• shader
  • : A {{domxref("WebGLShader")}} to get parameter information from.
• pname
  • : A {{domxref("WebGL_API/Types", "GLenum")}} specifying the information to query. Possible values:
    • gl.DELETE_STATUS
      • : Returns a {{domxref("WebGL_API/Types", "GLboolean")}} indicating whether or not the shader is flagged for deletion.
    • gl.COMPILE_STATUS
      • : Returns a {{domxref("WebGL_API/Types", "GLboolean")}} indicating whether or not the last shader compilation was successful.
    • gl.SHADER_TYPE
      • : Returns a {{domxref("WebGL_API/Types", "GLenum")}} indicating whether the shader is a vertex shader (gl.VERTEX_SHADER) or fragment shader (gl.FRAGMENT_SHADER) object.

Return value

Returns the requested shader information (as specified with pname).

Examples

gl.getShaderParameter(shader, gl.SHADER_TYPE);

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also

• {{domxref("WebGLRenderingContext.getProgramParameter()")}}