From efc98062af474055d9619f4b02c3006a956910a9 Mon Sep 17 00:00:00 2001 From: Sam Lantinga Date: Thu, 29 Aug 2024 19:31:23 -0700 Subject: [PATCH] Fixed warning C4310: cast truncates constant value --- src/video/SDL_blit_A.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/video/SDL_blit_A.c b/src/video/SDL_blit_A.c index 1211bb015b..a469970a8f 100644 --- a/src/video/SDL_blit_A.c +++ b/src/video/SDL_blit_A.c @@ -1045,8 +1045,8 @@ static void SDL_TARGETING("sse4.1") Blit8888to8888PixelAlphaSwizzleSSE41(SDL_Bli srca_hi = _mm_xor_si128(srca_hi, _mm_set1_epi16(0xff00)); // maddubs expects second argument to be signed, so subtract 128 - src128 = _mm_sub_epi8(src128, _mm_set1_epi8((char)128)); - dst128 = _mm_sub_epi8(dst128, _mm_set1_epi8((char)128)); + src128 = _mm_sub_epi8(src128, _mm_set1_epi8((Uint8)128)); + dst128 = _mm_sub_epi8(dst128, _mm_set1_epi8((Uint8)128)); // dst = srcA*(src-128) + (255-srcA)*(dst-128) = srcA*src + (255-srcA)*dst - 128*255 __m128i dst_lo = _mm_maddubs_epi16(srca_lo, _mm_unpacklo_epi8(src128, dst128)); @@ -1138,8 +1138,8 @@ static void SDL_TARGETING("avx2") Blit8888to8888PixelAlphaSwizzleAVX2(SDL_BlitIn alpha_hi = _mm256_xor_si256(alpha_hi, _mm256_set1_epi16(0xff00)); // maddubs expects second argument to be signed, so subtract 128 - src256 = _mm256_sub_epi8(src256, _mm256_set1_epi8((char)128)); - dst256 = _mm256_sub_epi8(dst256, _mm256_set1_epi8((char)128)); + src256 = _mm256_sub_epi8(src256, _mm256_set1_epi8((Uint8)128)); + dst256 = _mm256_sub_epi8(dst256, _mm256_set1_epi8((Uint8)128)); // dst = srcA*(src-128) + (255-srcA)*(dst-128) = srcA*src + (255-srcA)*dst - 128*255 __m256i dst_lo = _mm256_maddubs_epi16(alpha_lo, _mm256_unpacklo_epi8(src256, dst256));