// Calculates texture size recommended for rendering one eye within HMD, given FOV cone.
// Higher FOV will generally require larger textures to maintain quality.
// - pixelsPerDisplayPixel specifies that number of render target pixels per display
// pixel at center of distortion; 1.0 is the default value. Lower values
// can improve performance.
func (hmd *Hmd) GetFovTextureSize(eye EyeType, fov FovPort, pixelsPerDisplayPixel float32) Sizei {
var cFov C.ovrFovPort
cFov.DownTan = C.float(fov.DownTan)
cFov.LeftTan = C.float(fov.LeftTan)
cFov.RightTan = C.float(fov.RightTan)
cFov.UpTan = C.float(fov.UpTan)
return sizei(C.ovrHmd_GetFovTextureSize(hmd.cptr(), C.ovrEyeType(eye), cFov, C.float(pixelsPerDisplayPixel)))
}
func (hmd *Hmd) GetFovTextureSize(eye EyeType, fov FovPort, pixelsPerDisplayPixel float32) Sizei {
return newSizei(C.ovrHmd_GetFovTextureSize(hmd.hmdRef, C.ovrEyeType(eye), fov.toC(), C.float(pixelsPerDisplayPixel)))
}
