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WebGL

WebGL API (OpenGL OpenGL ES) Khronos WebGL Extension

: GL API WebGL

MOZ_ WEBKIT_

js
var ext =
  gl.getExtension("OES_vertex_array_object") ||
  gl.getExtension("MOZ_OES_vertex_array_object") ||
  gl.getExtension("WEBKIT_OES_vertex_array_object");

  • Firefox webgl.enable-draft-extensions
  • Chromium (ChromeOpera) chrome://flags/#enable-webgl-draft-extensions

WebGL "ANGLE", "OES", "EXT", "WEBGL"

  • ANGLE_: ANGLE
  • OES_ KHR_: OpenGL ES (OES) OpenGL API (Khronos)
  • OVR_:
  • EXT_: OpenGL ES OpenGL API
  • WEBGL_: WebGL OpenGL ES OpenGL API

WebGL

js
var available_extensions = gl.getSupportedExtensions();

WebGLRenderingContext.getSupportedExtensions()

:

WebGLRenderingContext.getExtension()

js
var float_texture_ext = gl.getExtension("OES_texture_float");

null

WebGL gl.getExtension()

MDN

MDN 20241217

GitHub
  1. WebGL: 2D 3D
    1. WebGL
    2. WebGL
    3. WebGL
    4. WebGL
    5. WebGL
    6. 2D WebGL
    7. Compressed texture formats
    8. WebGL
    10. WebGL
    1. WebGL
    2. WebGL
    3. WebGL 2D
    4. WebGL
    5. WebGL
    6. WebGL 3D
    7. WebGL
    8. WebGL
    9. WebGL
    1. WebGLRenderingContext
    2. WebGLBuffer
    3. WebGLFramebuffer
    4. WebGLRenderbuffer
    5. WebGLObject
    6. WebGLProgram
    7. WebGLShader
    8. WebGLTexture
    9. WebGLUniformLocation
    10. WebGLActiveInfo
    11. WebGLShaderPrecisionFormat
    12. WebGLContextEvent
    13. WebGLQuery
    14. WebGLSampler
    15. WebGLSync
    16. WebGLTransformFeedback
    17. WebGLVertexArrayObject
    18. WebGL2RenderingContext
    19. WEBGL_compressed_texture_s3tc
    20. WEBGL_compressed_texture_s3tc_srgb
    21. WEBGL_compressed_texture_etc1
    22. WEBGL_compressed_texture_pvrtc
    23. WEBGL_debug_renderer_info
    24. WEBGL_debug_shaders
    25. WEBGL_depth_texture
    26. OES_element_index_uint
    27. EXT_frag_depth
    28. WEBGL_lose_context
    29. EXT_texture_filter_anisotropic
    30. EXT_sRGB
    31. OES_standard_derivatives
    32. OES_texture_float
    33. WEBGL_draw_buffers
    34. OES_texture_float_linear
    35. EXT_shader_texture_lod
    36. OES_texture_half_float
    37. OES_texture_half_float_linear
    38. WEBGL_color_buffer_float
    39. EXT_color_buffer_half_float
    40. OES_vertex_array_object
    41. ANGLE_instanced_arrays
    42. EXT_blend_minmax
    43. EXT_disjoint_timer_query
    44. OES_draw_buffers_indexed
    1. HTMLCanvasElement: webglcontextlost
    2. HTMLCanvasElement: webglcontextrestored
    3. HTMLCanvasElement: webglcontextcreationerror
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