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      getLength() {
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          yShift = 10,
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      y: { 0: -yShift },
      easing: 'sin.out',
      radius: 43,
      duration,
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      scale: { to: 0, easing: 'quad.in' },
      easing: 'sin.in',
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      shape: 'heart',
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      delay: (delay += delayStep),
      x: 10,
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      angle: { 40: -endAngle },
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      delay: (delay += delayStep),
      y: { [-85]: -85 - yShift },
      x: 15,
      angle: { [-30]: endAngle },
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      duration: 300,
      y: 15,
    });

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      shape: 'circle',
      fill: COLORS.blue,
      radius: 10,
      scale: { 0: 1 },
      x: { [-25]: -55 },
      y: { 0: -70 },
      delay: duration / 2 + 50,
      duration: 1 * duration,
      easing: 'quad.out',
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      x: -20,
      y: 0,
      delay: 50,
      scale: { to: 0.65, easing: 'quad.in' },
      duration: duration / 1.75,
      easing: 'cubic.in',
      isShowEnd: false,
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      shape: 'heart',
      stroke: COLORS.red,
      fill: 'none',
      strokeWidth: 10,
      x: 1,
      y: 2,
      strokeLinecap: 'round',
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      duration: 2.5 * duration,
      easing: 'quad.out',
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      delay: 450,
      angle: 360,
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      method: 'POST',
      headers: {'Content-Type': 'application/json'},
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          floatIcon.classList.add('liked')
          data['value'] = 0 + obj.number + 1
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        await fetch('https://heyinsa.kr/heart', {
          method: 'PATCH',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify(data),
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      } catch (error) {
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      addCommentBlock()
      addRecentPostBlock() // 댓글 -> 최신게시글 순서 중요!!
      addHeartButton()
    }
  }
</script>


80000coding.oopy.io

mentor_강의자

ContributorNotionAccount

진행일 / 강의일

heart

팔만코딩경 컨트리뷰터

Scrap

Contributor

rich_text

Thumb

visible

간단소개

주제 / 분류

create_date

제목

컨트리뷰터 그룹

todaypost

nj_blog

속성 1

팔만코딩경 컨트리뷰터 (Library DB (속성)에 관계됨)에 관계됨

temp_cadet

속성

temp_cadet_intraID

workflow

생성일_formatted

Level 2

42과제

cadet_formatted

최종 편집일

기본 보기

초간단 벡터 내적의 3가지 활용

벡터 내적

램버트 코사인 법칙

모두 단위벡터 → $cos(사잇각)$

길이를 모름 → 앞뒷면 판별

하나만 단위벡터 → 수선의 발 길이