From f5f4f8a4b3a25b0746133a4b13ad2d14e6f2eca9 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Mon, 13 Jan 2014 18:09:21 +0000
Subject: (svn r26257) -Codechange: replace most of the SSE macros by functions

---
 src/blitter/32bpp_ssse3.cpp | 70 +++++++++++++++++++++++----------------------
 1 file changed, 36 insertions(+), 34 deletions(-)

(limited to 'src/blitter/32bpp_ssse3.cpp')

diff --git a/src/blitter/32bpp_ssse3.cpp b/src/blitter/32bpp_ssse3.cpp
index 9cee7dbf9..3c42d359c 100644
--- a/src/blitter/32bpp_ssse3.cpp
+++ b/src/blitter/32bpp_ssse3.cpp
@@ -74,8 +74,7 @@ inline void Blitter_32bppSSSE3::Draw(const Blitter::BlitterParams *bp, ZoomLevel
 				for (uint x = (uint) effective_width / 2; x > 0; x--) {
 					__m128i srcABCD = _mm_loadl_epi64((const __m128i*) src);
 					__m128i dstABCD = _mm_loadl_epi64((__m128i*) dst);
-					ALPHA_BLEND_2();
-					_mm_storel_epi64((__m128i*) dst, srcABCD);
+					_mm_storel_epi64((__m128i*) dst, AlphaBlendTwoPixels(srcABCD, dstABCD, a_cm, pack_low_cm));
 					src += 2;
 					dst += 2;
 				}
@@ -83,8 +82,7 @@ inline void Blitter_32bppSSSE3::Draw(const Blitter::BlitterParams *bp, ZoomLevel
 				if ((bt_last == BT_NONE && effective_width & 1) || bt_last == BT_ODD) {
 					__m128i srcABCD = _mm_cvtsi32_si128(src->data);
 					__m128i dstABCD = _mm_cvtsi32_si128(dst->data);
-					ALPHA_BLEND_2();
-					dst->data = _mm_cvtsi128_si32(srcABCD);
+					dst->data = _mm_cvtsi128_si32(AlphaBlendTwoPixels(srcABCD, dstABCD, a_cm, pack_low_cm));
 				}
 				break;
 
@@ -96,33 +94,39 @@ inline void Blitter_32bppSSSE3::Draw(const Blitter::BlitterParams *bp, ZoomLevel
 
 					/* Remap colours. */
 					if (mvX2 & 0x00FF00FF) {
-						/* Written so the compiler uses CMOV. */
-						const Colour src0 = src[0];
-						const uint m0 = (byte) mvX2;
-						const uint r0 = remap[m0];
-						const Colour c0map = (this->LookupColourInPalette(r0).data & 0x00FFFFFF) | (src0.data & 0xFF000000);
-						Colour c0 = 0; // Use alpha of 0 to keep dst as is.
-						c0 = r0 == 0 ? c0 : c0map;
-						c0 = m0 != 0 ? c0 : src0;
-						srcABCD = _mm_cvtsi32_si128(c0.data);
-
-						const Colour src1 = src[1];
-						const uint m1 = (byte) (mvX2 >> 16);
-						const uint r1 = remap[m1];
-						const Colour c1map = (this->LookupColourInPalette(r1).data & 0x00FFFFFF) | (src1.data & 0xFF000000);
-						Colour c1 = 0;
-						c1 = r1 == 0 ? c1 : c1map;
-						c1 = m1 != 0 ? c1 : src1;
-						INSR32(c1.data, srcABCD, 1);
-
-						if ((mvX2 & 0xFF00FF00) != 0x80008000) {
-							ADJUST_BRIGHTNESS_2(srcABCD, mvX2);
-						}
+						#define CMOV_REMAP(m_colour, m_src, m_m) \
+							/* Written so the compiler uses CMOV. */ \
+							Colour m_colour = 0; \
+							{ \
+							const Colour srcm = (Colour) (m_src); \
+							const uint m = (byte) (m_m); \
+							const uint r = remap[m]; \
+							const Colour cmap = (this->LookupColourInPalette(r).data & 0x00FFFFFF) | (srcm.data & 0xFF000000); \
+							m_colour = r == 0 ? m_colour : cmap; \
+							m_colour = m != 0 ? m_colour : srcm; \
+							}
+#ifdef _SQ64
+						uint64 srcs = _mm_cvtsi128_si64(srcABCD);
+						uint64 remapped_src = 0;
+						CMOV_REMAP(c0, srcs, mvX2);
+						remapped_src = c0.data;
+						CMOV_REMAP(c1, srcs >> 32, mvX2 >> 16);
+						remapped_src |= (uint64) c1.data << 32;
+						srcABCD = _mm_cvtsi64_si128(remapped_src);
+#else
+						Colour remapped_src[2];
+						CMOV_REMAP(c0, _mm_cvtsi128_si32(srcABCD), mvX2);
+						remapped_src[0] = c0.data;
+						CMOV_REMAP(c1, src[1], mvX2 >> 16);
+						remapped_src[1] = c1.data;
+						srcABCD = _mm_loadl_epi64((__m128i*) &remapped_src);
+#endif
+
+						if ((mvX2 & 0xFF00FF00) != 0x80008000) srcABCD = AdjustBrightnessOfTwoPixels(srcABCD, mvX2);
 					}
 
 					/* Blend colours. */
-					ALPHA_BLEND_2();
-					_mm_storel_epi64((__m128i *) dst, srcABCD);
+					_mm_storel_epi64((__m128i *) dst, AlphaBlendTwoPixels(srcABCD, dstABCD, a_cm, pack_low_cm));
 					dst += 2;
 					src += 2;
 					src_mv += 2;
@@ -134,7 +138,7 @@ inline void Blitter_32bppSSSE3::Draw(const Blitter::BlitterParams *bp, ZoomLevel
 					if (src_mv->m) {
 						const uint r = remap[src_mv->m];
 						if (r != 0) {
-							Colour remapped_colour = AdjustBrightness(this->LookupColourInPalette(r), src_mv->v);
+							Colour remapped_colour = AdjustBrightneSSE(this->LookupColourInPalette(r), src_mv->v);
 							if (src->a == 255) {
 								*dst = remapped_colour;
 							} else {
@@ -148,7 +152,7 @@ inline void Blitter_32bppSSSE3::Draw(const Blitter::BlitterParams *bp, ZoomLevel
 						if (src->a < 255) {
 bmcr_alpha_blend_single:
 							__m128i dstABCD = _mm_cvtsi32_si128(dst->data);
-							ALPHA_BLEND_2();
+							srcABCD = AlphaBlendTwoPixels(srcABCD, dstABCD, a_cm, pack_low_cm);
 						}
 						dst->data = _mm_cvtsi128_si32(srcABCD);
 					}
@@ -160,8 +164,7 @@ bmcr_alpha_blend_single:
 				for (uint x = (uint) bp->width / 2; x > 0; x--) {
 					__m128i srcABCD = _mm_loadl_epi64((const __m128i*) src);
 					__m128i dstABCD = _mm_loadl_epi64((__m128i*) dst);
-					DARKEN_2();
-					_mm_storel_epi64((__m128i *) dst, dstAB);
+					_mm_storel_epi64((__m128i *) dst, DarkenTwoPixels(srcABCD, dstABCD, a_cm, tr_nom_base));
 					src += 2;
 					dst += 2;
 				}
@@ -169,8 +172,7 @@ bmcr_alpha_blend_single:
 				if ((bt_last == BT_NONE && bp->width & 1) || bt_last == BT_ODD) {
 					__m128i srcABCD = _mm_cvtsi32_si128(src->data);
 					__m128i dstABCD = _mm_cvtsi32_si128(dst->data);
-					DARKEN_2();
-					dst->data = _mm_cvtsi128_si32(dstAB);
+					dst->data = _mm_cvtsi128_si32(DarkenTwoPixels(srcABCD, dstABCD, a_cm, tr_nom_base));
 				}
 				break;
 		}
-- 
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