Module fermium::blendmode

Support module for pixel blending.

Structs

• SDL_BlendFactor
  A newtype’d blend factor value.
• SDL_BlendMode
  A newtype’d blend operation value.
• SDL_BlendOperation
  A newtype’d blend operation value.

Constants

• SDL_BLENDFACTOR_DST_ALPHA
  RGBA: dstA, dstA, dstA, dstA
• SDL_BLENDFACTOR_DST_COLOR
  RGBA: dstR, dstG, dstB, dstA
• SDL_BLENDFACTOR_ONE
  RGBA: 1, 1, 1, 1
• SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA
  RGBA: 1-dstA, 1-dstA, 1-dstA, 1-dstA
• SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR
  RGBA: 1-dstR, 1-dstG, 1-dstB, 1-dstA
• SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA
  RGBA: 1-srcA, 1-srcA, 1-srcA, 1-srcA
• SDL_BLENDFACTOR_ONE_MINUS_SRC_COLOR
  RGBA: 1-srcR, 1-srcG, 1-srcB, 1-srcA
• SDL_BLENDFACTOR_SRC_ALPHA
  RGBA: srcA, srcA, srcA, srcA
• SDL_BLENDFACTOR_SRC_COLOR
  RGBA: srcR, srcG, srcB, srcA
• SDL_BLENDFACTOR_ZERO
  RGBA: 0, 0, 0, 0
• SDL_BLENDMODE_ADD
  additive blending
• SDL_BLENDMODE_BLEND
  alpha blending
• SDL_BLENDMODE_INVALID
  Sentinel for an invalid blend mode.
• SDL_BLENDMODE_MOD
  color modulate
• SDL_BLENDMODE_MUL
  color multiply
• SDL_BLENDMODE_NONE
  no blending
• SDL_BLENDOPERATION_ADD
  Op: dst + src: supported by all renderers
• SDL_BLENDOPERATION_MAXIMUM
  Op: max(dst, src) : supported by D3D11
• SDL_BLENDOPERATION_MINIMUM
  Op: min(dst, src) : supported by D3D11
• SDL_BLENDOPERATION_REV_SUBTRACT
  Op: src - dst : supported by D3D9, D3D11, OpenGL, OpenGLES
• SDL_BLENDOPERATION_SUBTRACT
  Op: dst - src : supported by D3D9, D3D11, OpenGL, OpenGLES

Functions

• SDL_ComposeCustomBlendMode^⚠
  Create a custom blend mode, which may or may not be supported by a given renderer