[swift-users] SwiftGL fundamentals are now complete!

Gavin Eadie gavin at umich.edu
Mon Jan 18 13:56:37 CST 2016


I did say "quick reaction" !!
More reading of internal README's reveals "Install GLFW
<http://www.glfw.org/> version 3" ..

On Mon, Jan 18, 2016 at 2:46 PM, Gavin Eadie <gavin at umich.edu> wrote:

> Quick reaction: Amazing!
> Second quick reaction: In "glfw3_shim.h" .. 'GLFW/glfw3.h' file not found
>
> This with Xcode 7.2 (therefore Swift 2.1) .. maybe Swift 2.2 is necessary?
>
> On Sat, Jan 16, 2016 at 2:52 PM, David Turnbull via swift-users <
> swift-users at swift.org> wrote:
>
>> Behold, the power of Swift:
>>
>> public func +<T:GLmathScalarType>(x1: T, x2: T) -> T {
>>     return T(x1, x2, +)
>> }
>>
>> This is how the addition operator is implemented in SwiftGL. There's no
>> gyb, no macros, and no shenanigans. In less than 80 characters we created
>> an addition operator for 36 types.
>>
>> SwiftGL fundamentals are now complete. Everything in the OpenGL 4.5 spec
>> is available in the loader. All the types, operators, and functions in the
>> GLSL 4.5 spec are available in the math library. This is a strong
>> foundation for 3D programming with the open source Swift. Nobody is going
>> to pull the rug out from under you since everything is implemented to a
>> spec that's been developed for over 20 years.
>>
>> Funny thing is, even though everything is written to a C spec, it's all
>> very Swifty. All the types are MutableCollectionType, Hashable, and
>> Equatable. Almost everything is generic with deep prototypes. Even most of
>> the functions were already in Swift with exactly the same name. About the
>> only disconnect is that GLSL types aren't capitalized.
>>
>> To prove the math library I wrote a new demo. This one has basic lighting
>> and camera movement with WASD. It will work on Mac and Linux. Give it a try.
>>
>> Even if you're not interested in 3D programming, if the above example has
>> you curious there's more where that came from. SwiftGL has over 36000 lines
>> of code across 49 files. It was all written by one person after Swift
>> became open source and no, that's not an extra zero.
>>
>> https://github.com/AE9RB/SwiftGL
>>
>> There's still plenty to do. Documentation, tutorials, more unit tests,
>> libraries for resource loading, graph management, and functions that's
>> aren't in the spec. I'm optimistic that others will see Swift as a great
>> tool for creative coding and we'll soon have awesome tools.
>>
>> -David "Expression too complex" Turnbull
>>
>> _______________________________________________
>> swift-users mailing list
>> swift-users at swift.org
>> https://lists.swift.org/mailman/listinfo/swift-users
>>
>>
>
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