(svn r26214) -Add: specialised animated SSE4 blitter (MJP)

With 32bpp base set about 15-20% faster in the Draw function (slower with 8bpp base set). Overall, with 32bpp base set, about 5% faster.

1 files changed, 6 insertions, 6 deletions

diff --git a/src/blitter/32bpp_sse2.cpp b/src/blitter/32bpp_sse2.cpp
index 09c0ffa8a..52f37d690 100644
--- a/src/blitter/32bpp_sse2.cpp
+++ b/src/blitter/32bpp_sse2.cpp
@@ -200,7 +200,7 @@ void Blitter_32bppSSE2::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomL
 	}
 }
 
-Sprite *Blitter_32bppSSE2::Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator)
+Sprite *Blitter_32bppSSE_Base::Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator)
 {
 	/* First uint32 of a line = ~1 & the number of transparent pixels from the left.
 	 * Second uint32 of a line = the number of transparent pixels from the right.
@@ -252,10 +252,10 @@ Sprite *Blitter_32bppSSE2::Encode(const SpriteLoader::Sprite *sprite, AllocatorP
 					if (src->m != 0) {
 						/* Get brightest value (or default brightness if it's a black pixel). */
 						const uint8 rgb_max = max(src->r, max(src->g, src->b));
-						dst_mv->v = (rgb_max == 0) ? DEFAULT_BRIGHTNESS : rgb_max;
+						dst_mv->v = (rgb_max == 0) ? Blitter_32bppBase::DEFAULT_BRIGHTNESS : rgb_max;
 
 						/* Pre-convert the mapping channel to a RGB value. */
-						const Colour colour = AdjustBrightness(LookupColourInPalette(src->m), dst_mv->v);
+						const Colour colour = AdjustBrightness(Blitter_32bppBase::LookupColourInPalette(src->m), dst_mv->v);
 						dst_rgba->r = colour.r;
 						dst_rgba->g = colour.g;
 						dst_rgba->b = colour.b;
@@ -263,7 +263,7 @@ Sprite *Blitter_32bppSSE2::Encode(const SpriteLoader::Sprite *sprite, AllocatorP
 						dst_rgba->r = src->r;
 						dst_rgba->g = src->g;
 						dst_rgba->b = src->b;
-						dst_mv->v = DEFAULT_BRIGHTNESS;
+						dst_mv->v = Blitter_32bppBase::DEFAULT_BRIGHTNESS;
 					}
 				} else {
 					dst_rgba->data = 0;
@@ -310,10 +310,10 @@ inline Colour Blitter_32bppSSE2::AdjustBrightness(Colour colour, uint8 brightnes
 	/* Shortcut for normal brightness. */
 	if (brightness == DEFAULT_BRIGHTNESS) return colour;
 
-	return this->ReallyAdjustBrightness(colour, brightness);
+	return Blitter_32bppSSE2::ReallyAdjustBrightness(colour, brightness);
 }
 
-Colour Blitter_32bppSSE2::ReallyAdjustBrightness(Colour colour, uint8 brightness)
+/* static */ Colour Blitter_32bppSSE2::ReallyAdjustBrightness(Colour colour, uint8 brightness)
 {
 	ALIGN(16) uint64 c16 = colour.b | (uint64) colour.g << 16 | (uint64) colour.r << 32;
 	c16 *= brightness;