From 7d17b6a56984b8ab83b89d30b3fc3129f448294e Mon Sep 17 00:00:00 2001 From: Ted Green Date: Sun, 1 Oct 2017 15:09:02 -0600 Subject: voodoo: Use table lookup for RGB565 conversion. (nw) --- src/lib/util/palette.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/lib') diff --git a/src/lib/util/palette.h b/src/lib/util/palette.h index 27e3fbd00c6..8febfe39764 100644 --- a/src/lib/util/palette.h +++ b/src/lib/util/palette.h @@ -48,6 +48,8 @@ public: constexpr rgb15_t as_rgb15() const { return ((r() >> 3) << 10) | ((g() >> 3) << 5) | ((b() >> 3) << 0); } constexpr uint8_t brightness() const { return (r() * 222 + g() * 707 + b() * 71) / 1000; } constexpr uint32_t const *ptr() const { return &m_data; } + void expand_rgb(uint8_t &r, uint8_t &g, uint8_t &b) const { r = m_data >> 16; g = m_data >> 8; b = m_data >> 0; } + void expand_rgb(int &r, int &g, int &b) const { r = (m_data >> 16) & 0xff; g = (m_data >> 8) & 0xff; b = (m_data >> 0) & 0xff; } // setters rgb_t &set_a(uint8_t a) { m_data &= ~0xff000000; m_data |= a << 24; return *this; } -- cgit v1.2.3