Indy Ray ScatteredRay

ScatteredRay / Templ.cpp

Created June 18, 2017 08:35

Template partial specialization.

	template <typename T, typename = void>
	struct Foo;

	// A
	template <typename T>
	struct Foo<unique_ptr<T>, typename std::enable_if<std::is_class<T>::value>::type> {...};

	// B
	template <typename T>
	struct Foo<T, typename std::enable_if<std::is_class<T>::value>::type> {...};

ScatteredRay / Bar.cpp

Last active March 7, 2017 22:13

Circular dll build

	#include <stdio.h>
	#include "Foo.h"
	#include "Baz.h"

	#undef API
	#define API __declspec(dllexport)
	#include "Bar.h"

	void Bar::Print() {
	printf("Bar\n");

ScatteredRay / gist:0f1778aacfef0e75dcbd

Last active August 29, 2015 14:14

Static member existance check

	template<typename T>
	struct Has_My_Static {
	typedef char yes[1];
	typedef char no[2];
	template<void*> struct exist_check;
	template<typename U, U> struct type_check; // Use this for type checking.
	#ifdef _MSC_VER
	template<typename C> static yes& chk(C, exist_check<(void)&C::MyStatic>*);
	#else
	template<typename C> static yes& chk(C*, typeof(&C::MyStatic));

ScatteredRay / gist:ddbff8cdffcdf97d6d00

Last active August 29, 2015 14:14

Code style

Include Guards

#ifndef HEADER_H
#define HEADER_H
//...
#endif //HEADER_H

is preferred to

ScatteredRay / gist:7366353

Last active December 27, 2015 17:59

deleter templates.

ScatteredRay / error

Created April 24, 2013 03:55

	render.rs:5:2: 6:1 error: type `gldevice::GLDevice` does not implement any method in scope named `init`
	render.rs:5 device.init()
	render.rs:6 }

ScatteredRay / gist:5432657

Created April 22, 2013 05:51

sdl rust

	let window;
	do str::as_c_str("Project Guava") \|cstr\| {
	window = SDL::SDL_CreateWindow(cstr,
	SDL_WINDOWPOS_CENTERED,
	SDL_WINDOWPOS_CENTERED,
	512, 512,
	(SDL_WINDOW_OPENGL \| SDL_WINDOW_SHOWN));
	}

	let context = SDL::SDL_GL_CreateContext(window);

ScatteredRay / test.rs

Created April 16, 2013 20:09

rust macro

	trait Persistable {
	fn persist_test(&self) -> int;
	}

	fn persist<T: Persistable>(val : T) {
	io::println(fmt!("Val: %d", val.persist_test()));
	}

	macro_rules! object(
	($cname:ident { $($tname:ident : $typ:ty),* }) => (

ScatteredRay / LUT

Last active December 14, 2015 09:08

	<html>
	<body>
	<canvas id="cvs" width="1024" height="32">
	</canvas>
	<script type="text/javascript">
	var size = 32;
	var cvs = document.getElementById("cvs");
	cvs.width = size * size;
	cvs.height = size;
	var ctx = cvs.getContext('2d');

ScatteredRay / gist:4746987

Created February 9, 2013 20:26