get-blend-state ( -- blend-state: blend-state )

Vocabulary

gpu.state

Inputs

None

Outputs

blend-state

a blend-state

Word description

Retrieves the current GPU blend-state.

See also

blend-state, <blend-state>

Definition

USING: gpu.state.private kernel opengl.gl typed ;

IN: gpu.state

TYPED: get-blend-state ( -- blend-state: blend-state )
    GL_BLEND gl-enabled? [
        GL_BLEND_COLOR 4 get-gl-floats
        GL_BLEND_EQUATION_RGB get-gl-int gl-blend-equation>
        GL_BLEND_SRC_RGB get-gl-int gl-blend-function>
        GL_BLEND_DST_RGB get-gl-int gl-blend-function>
        <blend-mode>
        GL_BLEND_EQUATION_ALPHA get-gl-int gl-blend-equation>
        GL_BLEND_SRC_ALPHA get-gl-int gl-blend-function>
        GL_BLEND_DST_ALPHA get-gl-int gl-blend-function>
        <blend-mode>
    ] [ f f f ] if <blend-state> ;