NAME

glClearColor − specify clear values for the color buffers

SYNOPSIS

void glClearColor(
        GLclampf red,
        GLclampf green,
        GLclampf blue,
        GLclampf alpha );

PARAMETERS

red, green, blue, alpha
Specify the red, green, blue, and alpha values used when the color buffers are cleared. The initial values are all 0.

DESCRIPTION

glClearColor() specifies the red, green, blue, and alpha values used by glClear() to clear the color buffers.  Values specified by glClearColor() are clamped to the range [0, 1]. 

ERRORS

GL_INVALID_OPERATION is generated if glClearColor() is executed between the execution of glBegin() and the corresponding execution of glEnd(). 

ASSOCIATED GETS

glGet() with argument GL_COLOR_CLEAR_VALUE

SEE ALSO

glClear(3)