/
TypeDeclarations.rb
138 lines (120 loc) · 4.81 KB
/
TypeDeclarations.rb
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# FIXME: add all the missing type declarations here
operator :+, {
[T < Number].(T, T) => T,
[T < Number, N].(Vector[T, N], T) => Vector[T, N],
[T < Number, N].(T, Vector[T, N]) => Vector[T, N],
[T < Number, N].(Vector[T, N], Vector[T, N]) => Vector[T, N],
[T < Float, C, R].(Matrix[T, C, R], Matrix[T, C, R]) => Matrix[T, C, R],
}
operator :*, {
# vector scaling
[T < Number, N].(Vector[T, N], T) => Vector[T, N],
[T < Number, N].(T, Vector[T, N]) => Vector[T, N],
[T < Number, N].(Vector[T, N], Vector[T, N]) => Vector[T, N],
# matrix-vector multiplication
[T < Float, C, R].(Matrix[T, C, R], Vector[T, C]) => Vector[T, R],
[T < Float, C, R].(Vector[T, R], Matrix[T, C, R]) => Vector[T, C],
}
operator :-, {
# unary
[T < SignedNumber].(T) => T,
[T < SignedNumber, N].(Vector[T, N]) => Vector[T, N],
# binary
[T < Number, N].(Vector[T, N], T) => Vector[T, N],
[T < Number, N].(T, Vector[T, N]) => Vector[T, N],
[T < Number, N].(Vector[T, N], Vector[T, N]) => Vector[T, N],
}
# Comparison operations
["==", "!="].each do |op|
operator :"#{op}", {
[T < Scalar].(T, T) => Bool,
[T < Scalar, N].(Vector[T, N], Vector[T, N]) => Vector[Bool, N],
}
end
["<", "<=", ">", ">="].each do |op|
operator :"#{op}", {
[T < Number].(T, T) => Bool,
[T < Number, N].(Vector[T, N], Vector[T, N]) => Vector[Bool, N],
}
end
# Bitwise operations
operator :~, {
[T < Integer].(T) => T,
[T < Integer, N].(Vector[T, N]) => Vector[T, N]
}
["|", "&", "^"].each do |op|
operator :"#{op}", {
[T < Integer].(T, T) => T,
[T < Integer, N].(Vector[T, N], Vector[T, N]) => Vector[T, N]
}
end
operator :textureSample, {
[].(Texture[F32, Texture1d], Sampler, F32) => Vector[F32, 4],
[].(Texture[F32, Texture2d], Sampler, Vector[F32, 2]) => Vector[F32, 4],
[].(Texture[F32, Texture2d], Sampler, Vector[F32, 2], Vector[I32, 2]) => Vector[F32, 4],
[T < ConcreteInteger].(Texture[F32, Texture2dArray], Sampler, Vector[F32, 2], T) => Vector[F32, 4],
[T < ConcreteInteger].(Texture[F32, Texture2dArray], Sampler, Vector[F32, 2], T, Vector[I32, 2]) => Vector[F32, 4],
[].(Texture[F32, Texture3d], Sampler, Vector[F32, 3]) => Vector[F32, 4],
[].(Texture[F32, TextureCube], Sampler, Vector[F32, 3]) => Vector[F32, 4],
[].(Texture[F32, Texture3d], Sampler, Vector[F32, 3], Vector[I32, 3]) => Vector[F32, 4],
[T < ConcreteInteger].(Texture[F32, TextureCubeArray], Sampler, Vector[F32, 3], T) => Vector[F32, 4],
# FIXME: add overloads for texture_depth
# https://bugs.webkit.org/show_bug.cgi?id=254515
}
operator :vec2, {
[T < Scalar].(T) => Vector[T, 2],
[S < Scalar, T < ConcreteScalar].(Vector[S, 2]) => Vector[T, 2],
[S < Scalar].(Vector[S, 2]) => Vector[S, 2],
[T < Scalar].(T, T) => Vector[T, 2],
}
operator :vec3, {
[T < Scalar].(T) => Vector[T, 3],
[S < Scalar, T < ConcreteScalar].(Vector[S, 3]) => Vector[T, 3],
[S < Scalar].(Vector[S, 3]) => Vector[S, 3],
[T < Scalar].(T, T, T) => Vector[T, 3],
[T < Scalar].(Vector[T, 2], T) => Vector[T, 3],
[T < Scalar].(T, Vector[T, 2]) => Vector[T, 3],
}
operator :vec4, {
[T < Scalar].(T) => Vector[T, 4],
[S < Scalar, T < ConcreteScalar].(Vector[S, 4]) => Vector[T, 4],
[S < Scalar].(Vector[S, 4]) => Vector[S, 4],
[T < Scalar].(T, T, T, T) => Vector[T, 4],
[T < Scalar].(T, Vector[T, 2], T) => Vector[T, 4],
[T < Scalar].(T, T, Vector[T, 2]) => Vector[T, 4],
[T < Scalar].(Vector[T, 2], T, T) => Vector[T, 4],
[T < Scalar].(Vector[T, 2], Vector[T, 2]) => Vector[T, 4],
[T < Scalar].(Vector[T, 3], T) => Vector[T, 4],
[T < Scalar].(T, Vector[T, 3]) => Vector[T, 4],
}
(2..4).each do |columns|
(2..4).each do |rows|
operator :"mat#{columns}x#{rows}", {
# FIXME: overload resolution should support explicitly instantiating variables
# [T < ConcreteFloat, S < Float].(Matrix[S, columns, rows]) => Matrix[T, columns, rows],
[T < Float].(Matrix[T, columns, rows]) => Matrix[T, columns, rows],
[T < Float].(*([T] * columns * rows)) => Matrix[T, columns, rows],
[T < Float].(*([Vector[T, rows]] * columns)) => Matrix[T, columns, rows],
}
end
end
operator :clamp, {
[T < Number].(T, T, T) => T,
[T < Number, N].(Vector[T, N], Vector[T, N], Vector[T, N]) => Vector[T, N],
}
operator :min, {
[T < Number].(T, T) => T,
[T < Number, N].(Vector[T, N], Vector[T, N]) => Vector[T, N],
}
operator :max, {
[T < Number].(T, T) => T,
[T < Number, N].(Vector[T, N], Vector[T, N]) => Vector[T, N],
}
# Trigonometric
["acos", "asin", "atan", "cos", "sin", "tan",
"acosh", "asinh", "atanh", "cosh", "sinh", "tanh"].each do |op|
operator :"#{op}", {
[T < Float].(T) => T,
[T < Float, N].(Vector[T, N]) => Vector[T, N],
}
end