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// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
//============================================================
//
// parameter.cpp - BGFX shader parameter
//
// A value that represents some form of parametric
// operation, which can be fed to the input of a BGFX
// shader uniform.
//
//============================================================
#include "emu.h"
// NB: NOT FINISHED!
#include "parameter.h"
bgfx_parameter::bgfx_parameter(std::string name, parameter_type type, int period)
: m_name(name)
, m_type(type)
, m_period(period)
, m_frame(0)
{
}
bgfx_parameter::~bgfx_parameter()
{
}
void bgfx_parameter::frame()
{
switch(m_type)
{
case PARAM_FRAME_MASK:
m_frame++;
if (m_frame == m_period)
{
m_frame = 0;
}
break;
default:
break;
}
}
bool bgfx_parameter::active()
{
switch (m_type)
{
case PARAM_FRAME_MASK:
return (m_frame % m_period == 0);
default:
return false;
}
}
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