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module: components are written in the same style as events

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2024-03-26 13:19:58 -07:00 • committed by Stephen Gutekanst
parent f50a27b83d
commit 7e0b9dde68
10 changed files with 265 additions and 123 deletions
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17
src/ecs/entities.zig
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@ -281,12 +281,13 @@ pub fn Entities(comptime all_components: anytype) type {
pub fn setComponent(
entities: *Self,
entity: EntityID,
// TODO: cleanup comptime
comptime namespace_name: std.meta.FieldEnum(@TypeOf(all_components)),
comptime component_name: std.meta.DeclEnum(@field(all_components, @tagName(namespace_name))),
comptime component_name: std.meta.FieldEnum(@TypeOf(@field(all_components, @tagName(namespace_name)))),
component: @field(
@field(all_components, @tagName(namespace_name)),
@tagName(component_name),
),
).type,
) !void {
const name_str = @tagName(namespace_name) ++ "." ++ @tagName(component_name);
const name_id = try entities.component_names.indexOrPut(entities.allocator, name_str);
@ -483,16 +484,19 @@ pub fn Entities(comptime all_components: anytype) type {
pub fn getComponent(
entities: *Self,
entity: EntityID,
// TODO: cleanup comptime
comptime namespace_name: std.meta.FieldEnum(@TypeOf(all_components)),
comptime component_name: std.meta.DeclEnum(@field(all_components, @tagName(namespace_name))),
comptime component_name: std.meta.FieldEnum(@TypeOf(@field(all_components, @tagName(namespace_name)))),
) ?@field(
@field(all_components, @tagName(namespace_name)),
@tagName(component_name),
) {
).type {
// TODO: cleanup comptime
const Component = comptime @field(
@field(all_components, @tagName(namespace_name)),
@tagName(component_name),
);
).type;
const name_str = @tagName(namespace_name) ++ "." ++ @tagName(component_name);
const name_id = entities.component_names.index(name_str) orelse return null;
@ -523,8 +527,9 @@ pub fn Entities(comptime all_components: anytype) type {
pub fn removeComponent(
entities: *Self,
entity: EntityID,
// TODO: cleanup comptime
comptime namespace_name: std.meta.FieldEnum(@TypeOf(all_components)),
comptime component_name: std.meta.DeclEnum(@field(all_components, @tagName(namespace_name))),
comptime component_name: std.meta.FieldEnum(@TypeOf(@field(all_components, @tagName(namespace_name)))),
) !void {
const name_str = @tagName(namespace_name) ++ "." ++ @tagName(component_name);
const name_id = try entities.component_names.indexOrPut(entities.allocator, name_str);