From 7b2a7ebdd1d98d41a8123eac9b2101b58694ff0f Mon Sep 17 00:00:00 2001 From: AJR Date: Thu, 31 Aug 2023 21:27:30 -0400 Subject: voodoo_render.cpp: Use util::sext and rotate inline --- src/devices/video/voodoo_render.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/devices/video/voodoo_render.cpp b/src/devices/video/voodoo_render.cpp index ef9a75bd673..4ad88890275 100644 --- a/src/devices/video/voodoo_render.cpp +++ b/src/devices/video/voodoo_render.cpp @@ -1211,9 +1211,9 @@ void rasterizer_palette::compute_ncc(u32 const *regs) s32 q = regs[8 + BIT(index, 0, 2)]; // add the coloring - s32 r = std::clamp(y + (s32(i << 5) >> 23) + (s32(q << 5) >> 23), 0, 255); - s32 g = std::clamp(y + (s32(i << 14) >> 23) + (s32(q << 14) >> 23), 0, 255); - s32 b = std::clamp(y + (s32(i << 23) >> 23) + (s32(q << 23) >> 23), 0, 255); + s32 r = std::clamp(y + util::sext(i >> 18, 9) + util::sext(q >> 18, 9), 0, 255); + s32 g = std::clamp(y + util::sext(i >> 9, 9) + util::sext(q >> 9, 9), 0, 255); + s32 b = std::clamp(y + util::sext(i , 9) + util::sext(q , 9), 0, 255); // fill in the table m_texel[index] = rgb_t(0xff, r, g, b); @@ -1372,7 +1372,7 @@ inline bool ATTR_FORCE_INLINE voodoo_renderer::stipple_test(thread_stats_block & // rotate mode if (fbzmode.stipple_pattern() == 0) { - stipple = (stipple >> 1) | (stipple << 31); + stipple = rotr_32(stipple, 1); if (s32(stipple) >= 0) { threadstats.stipple_count++; -- cgit v1.2.3