Baseline Widely available
WebGL API ã® WebGLRenderingContext.drawArrays()
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void gl.drawArrays(mode, first, count);弿°
mode
æç»ããããªããã£ãã®ç¨®é¡ãæå®ãã GLenum
ã以ä¸ã®å¤ãåããã¨ãã§ãã¾ãã
gl.POINTS
: åä¸ã®ç¹ãæç»ãã¾ããgl.LINE_STRIP
: 次ã®ç·ã¸ã¨ç´ç·ãæç»ãã¾ããgl.LINE_LOOP
: 次ã®ç·ã¸ã¨ç´ç·ãæç»ããæå¾ã®é ç¹ã¯æåã®ãã®ã«æ¥ç¶ãã¾ããgl.LINES
: é ç¹ 2 ã¤ãã¨ã«ããã®éã«ç·ãæç»ãã¾ããgl.TRIANGLE_STRIP
gl.TRIANGLE_FAN
gl.TRIANGLES
: é ç¹ 3 ã¤ã®éã¾ããã¨ã«ãä¸è§å½¢ãæç»ãã¾ããé ç¹ãã¯ãã«ã®é
åã®éå§ã¤ã³ããã¯ã¹ãæå®ãã GLint
ã
æç»ãããã¤ã³ããã¯ã¹ã®æ°ãæå®ãã GLsizei
ã
ããã¾ããã
ä¾å¤mode
ã許容ãããå¤ã®ã©ãã§ããªãå ´åãgl.INVALID_ENUM
ã¨ã©ã¼ãã¹ãã¼ããã¾ããfirst
ã count
ãè² æ°ã®å ´åãgl.INVALID_VALUE
ã¨ã©ã¼ãã¹ãã¼ããã¾ããgl.CURRENT_PROGRAM
ã null
ã®å ´åãgl.INVALID_OPERATION
ã¨ã©ã¼ãã¹ãã¼ããã¾ããgl.drawArrays(gl.POINTS, 0, 8);
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