| cameraMat4 | FWGL.Transformation, FWGL.Graphics.D3 |
| Canvas | FWGL.Backend.IO, FWGL.Backend |
| CArray | FWGL.Shader |
| castGeometry | FWGL.Geometry |
| castProgram | FWGL.Shader.Program |
| catEvents | FWGL |
| CBool | FWGL.Shader |
| CBVec2 | FWGL.Shader |
| CBVec3 | FWGL.Shader |
| CBVec4 | FWGL.Shader |
| ceil | FWGL.Shader.Language.Functions, FWGL.Shader |
| CFloat | FWGL.Shader |
| checkFramebufferStatus | FWGL.Internal.GL |
| CInt | FWGL.Shader |
| CIVec2 | FWGL.Shader |
| CIVec3 | FWGL.Shader |
| CIVec4 | FWGL.Shader |
| CL | FWGL.Shader.Language.Functions |
| clamp | FWGL.Shader.Language.Functions, FWGL.Shader |
| CLAppend | FWGL.Shader.Language.Functions |
| clear | FWGL.Internal.GL |
| clearColor | FWGL.Internal.GL |
| clearDepth | FWGL.Internal.GL |
| clearStencil | FWGL.Internal.GL |
| click | FWGL.Input, FWGL |
| CMat2 | FWGL.Shader |
| CMat3 | FWGL.Shader |
| CMat4 | FWGL.Shader |
| Color | |
| 1 (Type/Class) | FWGL.Graphics.Color, FWGL.Graphics.Generic, FWGL.Graphics.D2, FWGL.Graphics.D3 |
| 2 (Data Constructor) | FWGL.Graphics.Color, FWGL.Graphics.Generic, FWGL.Graphics.D2, FWGL.Graphics.D3 |
| ColorLayer | FWGL.Graphics.Types |
| colorMask | FWGL.Internal.GL |
| colorTex | FWGL.Graphics.Generic, FWGL.Graphics.D2, FWGL.Graphics.D3 |
| combineLayers | FWGL.Graphics.Generic, FWGL.Graphics.D2, FWGL.Graphics.D3 |
| compileShader | FWGL.Internal.GL |
| CompList | FWGL.Shader.Language.Functions, FWGL.Shader |
| Components | FWGL.Shader.Language.Functions, FWGL.Shader |
| compressedTexImage2D | FWGL.Internal.GL |
| compressedTexSubImage2D | FWGL.Internal.GL |
| const | FWGL.Shader |
| constant | FWGL |
| ContextVar | FWGL.Shader.Language.Types |
| ContextVarType | FWGL.Shader.Language.Types |
| copyTexImage2D | FWGL.Internal.GL |
| copyTexSubImage2D | FWGL.Internal.GL |
| cos | FWGL.Shader.Language.Functions, FWGL.Shader |
| createBuffer | FWGL.Internal.GL |
| createCanvas | FWGL.Backend.IO, FWGL.Backend |
| createFramebuffer | FWGL.Internal.GL |
| createProgram | FWGL.Internal.GL |
| createRenderbuffer | FWGL.Internal.GL |
| createShader | FWGL.Internal.GL |
| createTexture | FWGL.Internal.GL |
| createVertexArray | FWGL.Internal.GL |
| cross | FWGL.Shader.Language.Functions, FWGL.Shader |
| CrossProd | FWGL.Graphics.Generic, FWGL.Graphics.D2, FWGL.Graphics.D3 |
| crossprod | FWGL.Graphics.Generic, FWGL.Graphics.D2, FWGL.Graphics.D3 |
| CSampler2D | FWGL.Shader |
| CSamplerCube | FWGL.Shader |
| Ctx | FWGL.Backend.GLES, FWGL.Backend, FWGL.Internal.GL |
| cube | FWGL.Graphics.D3 |
| cubeGeometry | FWGL.Graphics.Shapes |
| cullFace | FWGL.Internal.GL |
| currentProgram | FWGL.Graphics.Types |
| custom | FWGL.Input, FWGL |
| CVec2 | FWGL.Shader |
| CVec3 | FWGL.Shader |
| CVec4 | FWGL.Shader |