예제 #1
0
파일: rgbvmx.c 프로젝트: mbcoguno/mame 
void rgbaint_t::scale_imm_and_clamp(const INT32 scale)
{
	mul_imm(scale);
	sra_imm(8);
	max(0);
	min(255);
}
예제 #2
0
파일: rgbvmx.c 프로젝트: mbcoguno/mame 
void rgbaint_t::scale_and_clamp(const rgbaint_t& scale)
{
	mul(scale);
	sra_imm(8);
	max(0);
	min(255);
}
예제 #3
0
파일: rgbvmx.c 프로젝트: mbcoguno/mame 
void rgbaint_t::scale_add_and_clamp(const rgbaint_t& scale, const rgbaint_t& other)
{
	mul(scale);
	sra_imm(8);
	add(other);
	max(0);
	min(255);
}
예제 #4
0
파일: rgbvmx.c 프로젝트: mbcoguno/mame 
void rgbaint_t::scale2_add_and_clamp(const rgbaint_t& scale, const rgbaint_t& other, const rgbaint_t& scale2)
{
	rgbaint_t color2(other);
	color2.mul(scale2);

	mul(scale);
	add(color2);
	sra_imm(8);
	max(0);
	min(255);
}
예제 #5
0
파일: rgbvmx.c 프로젝트: mbcoguno/mame 
void rgbaint_t::blend(const rgbaint_t& other, UINT8 factor)
{
	const VECU32 shift = vec_splat_u32(-16);
	const VECS32 scale1 = { factor, factor, factor, factor };
	const VECS32 scale2 = { 0x100 - factor, 0x100 - factor, 0x100 - factor, 0x100 - factor, };

	VECU32 temp = vec_msum((VECU16)m_value, (VECU16)vec_rl(scale1, shift), vec_splat_u32(0));
	temp = vec_msum((VECU16)other.m_value, (VECU16)vec_rl(scale2, shift), temp);

	m_value = vec_msum((VECU16)m_value, (VECU16)scale1, vec_mulo((VECU16)other.m_value, (VECU16)scale2));
	m_value = vec_add(vec_sl(temp, shift), (VECU32)m_value);
	sra_imm(8);
}
예제 #6
0
void rgbaint_t::blend(const rgbaint_t& other, UINT8 factor)
{
	const VECU32 shift = vec_splat_u32(-16);
	const VECS32 scale1 = { factor, factor, factor, factor };
	const VECS32 scale2 = { 0x100 - factor, 0x100 - factor, 0x100 - factor, 0x100 - factor, };

	VECU32 temp = vec_msum(VECU16(m_value), VECU16(vec_rl(scale1, shift)), vec_splat_u32(0));
	temp = vec_msum(VECU16(other.m_value), VECU16(vec_rl(scale2, shift)), temp);

#if defined __LITTLE_ENDIAN__
	m_value = VECS32(vec_msum(VECU16(m_value), VECU16(scale1), vec_mule(VECU16(other.m_value), VECU16(scale2))));
#else
	m_value = VECS32(vec_msum(VECU16(m_value), VECU16(scale1), vec_mulo(VECU16(other.m_value), VECU16(scale2))));
#endif
	m_value = VECS32(vec_add(vec_sl(temp, shift), VECU32(m_value)));
	sra_imm(8);
}
예제 #7
0
void rgbaint_t::scale_imm_and_clamp(const INT32 scale)
{
	mul_imm(scale);
	sra_imm(8);
	clamp_to_uint8();
}
예제 #8
0
void rgbaint_t::scale_and_clamp(const rgbaint_t& scale)
{
	mul(scale);
	sra_imm(8);
	clamp_to_uint8();
}