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restore c++ backend using swift 6's improved interop

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This commit is contained in:
a dinosaur
2024-09-22 00:59:58 +10:00
parent 93d3feca7e
commit 77603b582c
9 changed files with 35 additions and 26 deletions
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34
Sources/SwiftFrontend/Application.swift
View File

@ -1,13 +1,6 @@
//
// Application.swift
// cxxswift
//
// Created by Alex Zenla on 8/3/24.
//
import Foundation
import SDL3
import SwiftBackend
import CppBackend
class Application {
private var window: OpaquePointer? = nil
@ -15,9 +8,9 @@ class Application {
private var lastCounter: UInt64 = 0
private var balls = BallWorld()
private func initialize() -> ApplicationExecutionState {
FuckYou.fuck()
guard SDL_Init(SDL_INIT_VIDEO) >= 0 else {
print("SDL_Init() error: \(String(cString: SDL_GetError()))")
return .exitFailure
@ -40,6 +33,15 @@ class Application {
SDL_SetRenderVSync(renderer, 1)
SDL_SetRenderLogicalPresentation(renderer, 512, 512, SDL_LOGICAL_PRESENTATION_LETTERBOX, SDL_SCALEMODE_BEST)
let ballOrigin = SIMD2(Float(width), Float(height)) * 0.5
for _ in 0..<10 {
balls.add(
ballOrigin,
Float(arc4random()) / Float(UInt32.max),
Float(arc4random_uniform(32 - 3) + 3)
)
}
lastCounter = SDL_GetPerformanceCounter()
return .running
@ -71,10 +73,22 @@ class Application {
}
private func paint(_ deltaTime: Float) -> ApplicationExecutionState {
balls.update(deltaTime)
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255)
SDL_RenderClear(renderer)
SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255)
for ball in balls.balls {
let position = ball.position(), size = ball.size()
var rect = SDL_FRect(
x: position.pointee.x - size,
y: position.pointee.y - size,
w: size * 2.0,
h: size * 2.0
)
SDL_RenderFillRect(renderer, &rect)
}
SDL_RenderPresent(renderer)
return .running

2
Sources/SwiftFrontend/CMakeLists.txt
View File

@ -1,5 +1,5 @@
add_executable(SwiftFrontend MACOSX_BUNDLE main.swift Application.swift)
target_link_libraries(SwiftFrontend PRIVATE SwiftBackend SDLSwift)
target_link_libraries(SwiftFrontend PRIVATE CppBackend SDLSwift)
set_target_properties(SwiftFrontend PROPERTIES
XCODE_ATTRIBUTE_ENABLE_HARDENED_RUNTIME NO
XCODE_EMBED_FRAMEWORKS "${SDL3}"