@ -7,19 +7,14 @@ Citra is a brand new project, so we have a great opportunity to keep things clea
* Don't ever introduce new external dependencies into Core
* Don't ever introduce new external dependencies into Core
* Don't use any platform specific code in Core
* Don't use any platform specific code in Core
* Use namespaces often
* Use namespaces often
* Avoid the use of C-style casts and instead prefer C++-style `static_cast` and `reinterpret_cast`. Never use `const_cast` or `dynamic_cast` (we build with RTTI disabled). The only exception to this rule is for casting between two numeric types, where C-style casts are encouraged for brevity and readability.
### Naming Rules
### Naming Rules
* Functions
* Functions: `PascalCase`
* PascalCase, "_" may also be used for clarity (e.g. ARM_InitCore)
* Variables: `lower_case_underscored`. Prefix with `g_` if global.
* Variables
* Classes: `PascalCase`
* lower_case_underscored
* Files and Directories: `lower_case_underscored`
* Prefix "g_" if global
* Namespaces: `PascalCase`, `_` may also be used for clarity (e.g. `ARM_InitCore`)
* Classes
* PascalCase, "_" may also be used for clarity (e.g. OGL_VideoInterface)
* Files/Folders
* lower_case_underscored
* Namespaces
* PascalCase, "_" may also be used for clarity (e.g. ARM_InitCore)
### Indentation/Whitespace Style
### Indentation/Whitespace Style
Follow the indentation/whitespace style shown below. Do not use tabs, use 4-spaces instead.
Follow the indentation/whitespace style shown below. Do not use tabs, use 4-spaces instead.
@ -36,25 +31,25 @@ namespace Example {
// Declare globals at the top
// Declare globals at the top
int g_foo = 0;
int g_foo = 0;
char* g_some_pointer; // Notice the position of the *
char* g_some_pointer; // Pointer * and reference & stick to the type name
/// A colorful enum.
/// A colorful enum.
enum SomeEnum {
enum SomeEnum {
COLOR_RED, ///<Thecoloroffire.
COLOR_RED, ///<Thecoloroffire.
COLOR_GREEN, ///<Thecolorofgrass.
COLOR_GREEN, ///<Thecolorofgrass.
COLOR_BLUE ///<Notactuallythecolorofwater.
COLOR_BLUE, ///<Notactuallythecolorofwater.
};
};
/**
/**
* Very important struct that does a lot of stuff.
* Very important struct that does a lot of stuff.
* Note that the asterisks are indented by one space.
* Note that the asterisks are indented by one space to align to the first line.
*/
*/
struct Position {
struct Position {
int x, y;
int x, y;
};
};
// Use "typename" rather than "class" here, just to be consistent
// Use "typename" rather than "class" here
template
template<typenameT>
void FooBar() {
void FooBar() {
int some_array[] = {
int some_array[] = {
5,
5,
@ -72,7 +67,7 @@ void FooBar() {
// Comment directly above code when possible
// Comment directly above code when possible
if (some_condition) single_statement();
if (some_condition) single_statement();
// Place a single space after the for loop semicolons
// Place a single space after the for loop semicolons, prefer pre-increment
for (int i = 0; i != 25; ++i) {
for (int i = 0; i != 25; ++i) {
// This is how we write loops
// This is how we write loops
}
}
@ -83,6 +78,9 @@ void FooBar() {
if (this || condition_takes_up_multiple &&
if (this || condition_takes_up_multiple &&
lines && like && this || everything ||
lines && like && this || everything ||
alright || then) {
alright || then) {
// Leave a blank space before the if block body if the condition was continued across