import {
  c,
  n,
  r as r2
} from "./chunk-RWQH5X3O.js";
import {
  r,
  t
} from "./chunk-YXWMMD76.js";

// node_modules/@arcgis/core/views/webgl/capabilities.js
var n2;
var a;
function l(t2) {
  const e = n(t2);
  for (; e.length > 1; ) {
    const t3 = u(e.shift());
    if (t3.available)
      return t3;
  }
  return u(e.shift());
}
function u(t2) {
  switch (t2) {
    case r2.WEBGL1:
      return i();
    case r2.WEBGL2:
      return f();
  }
}
function i() {
  return n2 || (n2 = d()), n2;
}
function f() {
  return a || (a = x()), a;
}
var p = class {
  constructor() {
    this.available = false, this.majorPerformanceCaveat = false, this.maxTextureSize = 0, this.supportsVertexShaderSamplers = false, this.supportsHighPrecisionFragment = false, this.supportsElementIndexUint = false, this.supportsStandardDerivatives = false, this.supportsInstancedArrays = false, this.supportsTextureFloat = false, this.supportsTextureHalfFloat = false, this.supportsColorBufferFloat = false, this.supportsColorBufferFloatBlend = false, this.supportsColorBufferHalfFloat = false;
  }
};
var c2 = class extends p {
  constructor() {
    super(...arguments), this.type = r2.WEBGL1;
  }
};
var E = class extends p {
  constructor() {
    super(...arguments), this.type = r2.WEBGL2, this.supportsElementIndexUint = true, this.supportsStandardDerivatives = true, this.supportsInstancedArrays = true, this.supportsTextureFloat = true, this.supportsTextureHalfFloat = true;
  }
};
function _(r3, n3) {
  var _a;
  if (r3 === r2.WEBGL1 && "undefined" == typeof WebGLRenderingContext || r3 === r2.WEBGL2 && "undefined" == typeof WebGL2RenderingContext)
    return null;
  const a2 = document.createElement("canvas");
  if (!a2)
    return null;
  let l2 = c(a2, r3, { failIfMajorPerformanceCaveat: true });
  if (t(l2) && (l2 = c(a2, r3), r(l2) && (n3.majorPerformanceCaveat = true)), t(l2))
    return l2;
  if (r3 === r2.WEBGL1) {
    const t2 = (_a = l2.getParameter(l2.VERSION)) == null ? void 0 : _a.match(/^WebGL\s+([\d.]*)/);
    if (t2) {
      const e = parseFloat(t2[1]);
      n3.available = e >= 0.94;
    }
  } else
    n3.available = true;
  n3.maxTextureSize = l2.getParameter(l2.MAX_TEXTURE_SIZE), n3.supportsVertexShaderSamplers = l2.getParameter(l2.MAX_VERTEX_TEXTURE_IMAGE_UNITS) > 0;
  const u2 = l2.getShaderPrecisionFormat(l2.FRAGMENT_SHADER, l2.HIGH_FLOAT);
  return u2 && (n3.supportsHighPrecisionFragment = u2.precision > 0), l2;
}
function d() {
  const e = new c2(), r3 = _(r2.WEBGL1, e);
  return t(r3) || (e.supportsElementIndexUint = null !== r3.getExtension("OES_element_index_uint"), e.supportsStandardDerivatives = null !== r3.getExtension("OES_standard_derivatives"), e.supportsInstancedArrays = null !== r3.getExtension("ANGLE_instanced_arrays"), e.supportsTextureFloat = null !== r3.getExtension("OES_texture_float"), e.supportsTextureHalfFloat = null !== r3.getExtension("OES_texture_half_float"), e.supportsColorBufferFloat = null !== r3.getExtension("WEBGL_color_buffer_float"), e.supportsColorBufferFloatBlend = null !== r3.getExtension("EXT_float_blend"), e.supportsColorBufferHalfFloat = null !== r3.getExtension("EXT_color_buffer_half_float")), e;
}
function x() {
  const e = new E(), r3 = _(r2.WEBGL2, e);
  return t(r3) || (e.supportsColorBufferFloat = null !== r3.getExtension("EXT_color_buffer_float"), e.supportsColorBufferFloatBlend = null !== r3.getExtension("EXT_float_blend"), e.supportsColorBufferHalfFloat = e.supportsColorBufferFloat || null !== r3.getExtension("EXT_color_buffer_half_float")), e;
}

export {
  l
};
//# sourceMappingURL=chunk-YFDOPEEZ.js.map