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path: root/src/blitter/32bpp_sse4.cpp
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Diffstat (limited to 'src/blitter/32bpp_sse4.cpp')
-rw-r--r--src/blitter/32bpp_sse4.cpp111
1 files changed, 36 insertions, 75 deletions
diff --git a/src/blitter/32bpp_sse4.cpp b/src/blitter/32bpp_sse4.cpp
index 619110cb6..1403d3659 100644
--- a/src/blitter/32bpp_sse4.cpp
+++ b/src/blitter/32bpp_sse4.cpp
@@ -74,8 +74,7 @@ inline void Blitter_32bppSSE4::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_32bppSSE4::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_32bppSSE4::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_32bppSSE4::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_32bppSSE4::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;
}
@@ -217,45 +219,4 @@ void Blitter_32bppSSE4::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomL
}
}
-/** Same code as seen in 32bpp_sse2.cpp but some macros are not the same. */
-inline Colour Blitter_32bppSSE4::AdjustBrightness(Colour colour, uint8 brightness)
-{
- /* Shortcut for normal brightness. */
- if (brightness == DEFAULT_BRIGHTNESS) return colour;
-
- return Blitter_32bppSSE4::ReallyAdjustBrightness(colour, brightness);
-}
-
-IGNORE_UNINITIALIZED_WARNING_START
-Colour Blitter_32bppSSE4::ReallyAdjustBrightness(Colour colour, uint8 brightness)
-{
- uint64 c16 = colour.b | (uint64) colour.g << 16 | (uint64) colour.r << 32;
- c16 *= brightness;
- uint64 c16_ob = c16; // Helps out of order execution.
- c16 /= DEFAULT_BRIGHTNESS;
- c16 &= 0x01FF01FF01FF;
-
- /* Sum overbright (maximum for each rgb is 508, 9 bits, -255 is changed in -256 so we just have to take the 8 lower bits into account). */
- c16_ob = (((c16_ob >> (8 + 7)) & 0x0100010001) * 0xFF) & c16;
- const uint ob = ((uint16) c16_ob + (uint16) (c16_ob >> 16) + (uint16) (c16_ob >> 32)) / 2;
-
- const uint32 alpha32 = colour.data & 0xFF000000;
- __m128i ret;
- LOAD64(c16, ret);
- if (ob != 0) {
- __m128i ob128 = _mm_cvtsi32_si128(ob);
- ob128 = _mm_shufflelo_epi16(ob128, 0xC0);
- __m128i white = OVERBRIGHT_VALUE_MASK;
- __m128i c128 = ret;
- ret = _mm_subs_epu16(white, c128); /* PSUBUSW, (255 - rgb) */
- ret = _mm_mullo_epi16(ret, ob128); /* PMULLW, ob*(255 - rgb) */
- ret = _mm_srli_epi16(ret, 8); /* PSRLW, ob*(255 - rgb)/256 */
- ret = _mm_add_epi16(ret, c128); /* PADDW, ob*(255 - rgb)/256 + rgb */
- }
-
- ret = _mm_packus_epi16(ret, ret); /* PACKUSWB, saturate and pack. */
- return alpha32 | _mm_cvtsi128_si32(ret);
-}
-IGNORE_UNINITIALIZED_WARNING_STOP
-
#endif /* WITH_SSE */
generated by cgit v1.2.3-54-g00ecf (git 2.44.0) at 2024-07-18 13:48:14 +0000