diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gui/painting/qdrawhelper.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index fa4470a486..853855b148 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -2417,6 +2417,87 @@ static const uint * QT_FASTCALL fetchTransformedBilinearARGB32PM(uint *buffer, c } fx = _mm_cvtsi128_si32(v_fx); fy = _mm_cvtsi128_si32(v_fy); +#elif defined(__ARM_NEON__) + BILINEAR_ROTATE_BOUNDS_PROLOG + + const int16x8_t colorMask = vdupq_n_s16(0x00ff); + const int16x8_t invColorMask = vmvnq_s16(colorMask); + const int16x8_t v_256 = vdupq_n_s16(256); + int32x4_t v_fdx = vdupq_n_s32(fdx * 4); + int32x4_t v_fdy = vdupq_n_s32(fdy * 4); + + const uchar *textureData = data->texture.imageData; + const int bytesPerLine = data->texture.bytesPerLine; + + int32x4_t v_fx = vmovq_n_s32(fx); + int32x4_t v_fy = vmovq_n_s32(fy); + fx += fdx; fy += fdy; + v_fx = vsetq_lane_s32(fx, v_fx, 1); + v_fy = vsetq_lane_s32(fy, v_fy, 1); + fx += fdx; fy += fdy; + v_fx = vsetq_lane_s32(fx, v_fx, 2); + v_fy = vsetq_lane_s32(fy, v_fy, 2); + fx += fdx; fy += fdy; + v_fx = vsetq_lane_s32(fx, v_fx, 3); + v_fy = vsetq_lane_s32(fy, v_fy, 3); + fx += fdx; fy += fdy; + + const int32x4_t v_ffff_mask = vdupq_n_s32(0x0000ffff); + const int32x4_t v_round = vdupq_n_s32(0x0800); + + while (b < boundedEnd) { + uint32x4x2_t v_top, v_bot; + + int32x4_t v_fx_shifted, v_fy_shifted; + v_fx_shifted = vshrq_n_s32(v_fx, 16); + v_fy_shifted = vshrq_n_s32(v_fy, 16); + + int x1 = vgetq_lane_s32(v_fx_shifted, 0); + int y1 = vgetq_lane_s32(v_fy_shifted, 0); + const uchar *sl = textureData + bytesPerLine * y1; + const uint *s1 = reinterpret_cast<const uint *>(sl); + const uint *s2 = reinterpret_cast<const uint *>(sl + bytesPerLine); + v_top = vld2q_lane_u32(s1 + x1, v_top, 0); + v_bot = vld2q_lane_u32(s2 + x1, v_bot, 0); + x1 = vgetq_lane_s32(v_fx_shifted, 1); + y1 = vgetq_lane_s32(v_fy_shifted, 1); + sl = textureData + bytesPerLine * y1; + s1 = reinterpret_cast<const uint *>(sl); + s2 = reinterpret_cast<const uint *>(sl + bytesPerLine); + v_top = vld2q_lane_u32(s1 + x1, v_top, 1); + v_bot = vld2q_lane_u32(s2 + x1, v_bot, 1); + x1 = vgetq_lane_s32(v_fx_shifted, 2); + y1 = vgetq_lane_s32(v_fy_shifted, 2); + sl = textureData + bytesPerLine * y1; + s1 = reinterpret_cast<const uint *>(sl); + s2 = reinterpret_cast<const uint *>(sl + bytesPerLine); + v_top = vld2q_lane_u32(s1 + x1, v_top, 2); + v_bot = vld2q_lane_u32(s2 + x1, v_bot, 2); + x1 = vgetq_lane_s32(v_fx_shifted, 3); + y1 = vgetq_lane_s32(v_fy_shifted, 3); + sl = textureData + bytesPerLine * y1; + s1 = reinterpret_cast<const uint *>(sl); + s2 = reinterpret_cast<const uint *>(sl + bytesPerLine); + v_top = vld2q_lane_u32(s1 + x1, v_top, 3); + v_bot = vld2q_lane_u32(s2 + x1, v_bot, 3); + + int32x4_t v_distx = vshrq_n_s32(vaddq_s32(vandq_s32(v_fx, v_ffff_mask), v_round), 12); + int32x4_t v_disty = vshrq_n_s32(vaddq_s32(vandq_s32(v_fy, v_ffff_mask), v_round), 12); + v_distx = vorrq_s32(v_distx, vshlq_n_s32(v_distx, 16)); + v_disty = vorrq_s32(v_disty, vshlq_n_s32(v_disty, 16)); + int16x8_t v_disty_ = vshlq_n_s16(vreinterpretq_s16_s32(v_disty), 4); + + interpolate_4_pixels_16_neon( + vreinterpretq_s16_u32(v_top.val[0]), vreinterpretq_s16_u32(v_top.val[1]), + vreinterpretq_s16_u32(v_bot.val[0]), vreinterpretq_s16_u32(v_bot.val[1]), + vreinterpretq_s16_s32(v_distx), vreinterpretq_s16_s32(v_disty), + v_disty_, colorMask, invColorMask, v_256, b); + b += 4; + v_fx = vaddq_s32(v_fx, v_fdx); + v_fy = vaddq_s32(v_fy, v_fdy); + } + fx = vgetq_lane_s32(v_fx, 0); + fy = vgetq_lane_s32(v_fy, 0); #endif } |