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0.1.0-0-pre.10

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SinuS von SifriduS
2026-09-16 10:21:09 +02:00
parent a3d5572c37
commit 88eda8390b
16 changed files with 573 additions and 37 deletions
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67
crates/engines/engine-v1-sdl/src/runtime.rs
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@@ -1,7 +1,7 @@
// file: crates/engines/engine-v1-sdl/src/runtime.rs
// version: 5
// version: 6
/// Minimal SDL3 runtime used by Desktop POC runners.
/// Minimal SDL3 runtime used by Desktop and Android POC runners.
pub struct SdlRuntime {
title: std::string::String,
width: u32,
@@ -47,13 +47,26 @@ impl SdlRuntime {
match event {
sdl3::event::Event::Quit { .. } => break 'running,
sdl3::event::Event::KeyDown { keycode: Some(sdl3::keyboard::Keycode::Escape), .. } => break 'running,
sdl3::event::Event::KeyDown { keycode: Some(sdl3::keyboard::Keycode::Space), .. } => {
input = input.with_action(engine_v1_common::GameAction::Primary, true);
sdl3::event::Event::MouseButtonDown { mouse_btn: sdl3::mouse::MouseButton::Left, x, y, .. } => {
pointer = normalize_mouse_pointer(&canvas, true, x, y);
input = input.with_pointer(pointer).with_action(engine_v1_common::GameAction::Primary, true);
},
sdl3::event::Event::FingerDown { x, y, .. } | sdl3::event::Event::FingerMotion { x, y, .. } => {
sdl3::event::Event::MouseButtonUp { mouse_btn: sdl3::mouse::MouseButton::Left, x, y, .. } => {
pointer = normalize_mouse_pointer(&canvas, false, x, y);
input = input.with_pointer(pointer);
},
sdl3::event::Event::MouseMotion { x, y, .. } if pointer.active() => {
pointer = normalize_mouse_pointer(&canvas, true, x, y);
input = input.with_pointer(pointer);
},
sdl3::event::Event::FingerDown { x, y, .. } => {
pointer = engine_v1_common::PointerState::normalized(true, x, y);
input = input.with_pointer(pointer).with_action(engine_v1_common::GameAction::Primary, true);
},
sdl3::event::Event::FingerMotion { x, y, .. } => {
pointer = engine_v1_common::PointerState::normalized(true, x, y);
input = input.with_pointer(pointer);
},
sdl3::event::Event::FingerUp { x, y, .. } | sdl3::event::Event::FingerCanceled { x, y, .. } => {
pointer = engine_v1_common::PointerState::normalized(false, x, y);
input = input.with_pointer(pointer);
@@ -61,16 +74,48 @@ impl SdlRuntime {
_ => {},
}
}
if pointer.active() {
input = input.with_pointer(pointer).with_action(engine_v1_common::GameAction::Primary, true);
}
runner.tick(game, input);
canvas.set_draw_color(sdl3::pixels::Color::RGB(18, 18, 24));
canvas.clear();
canvas.present();
match render_scene(&mut canvas, game.scene()) {
std::result::Result::Ok(()) => {},
std::result::Result::Err(error) => return std::result::Result::Err(error),
}
std::thread::sleep(self.frame_duration);
}
tracing::info!(frames = runner.next_frame_index(), "SDL3 runtime stopped");
return std::result::Result::Ok(());
}
}
fn normalize_mouse_pointer(canvas: &sdl3::render::WindowCanvas, active: bool, x: f32, y: f32) -> engine_v1_common::PointerState {
let (width, height) = canvas.window().size();
if width == 0 || height == 0 {
return engine_v1_common::PointerState::normalized(active, 0.0, 0.0);
}
return engine_v1_common::PointerState::normalized(active, x / width as f32, y / height as f32);
}
fn render_scene(canvas: &mut sdl3::render::WindowCanvas, scene: engine_v1_common::EngineScene) -> std::result::Result<(), std::string::String> {
let background = scene.background();
canvas.set_draw_color(sdl3::pixels::Color::RGBA(background.red(), background.green(), background.blue(), background.alpha()));
canvas.clear();
let (width, height) = match canvas.output_size() {
std::result::Result::Ok(value) => value,
std::result::Result::Err(error) => return std::result::Result::Err(error.to_string()),
};
for rectangle in scene.rectangles() {
let rectangle = match rectangle {
Some(value) => *value,
None => continue,
};
let color = rectangle.color();
let rect = rectangle.rect();
canvas.set_draw_color(sdl3::pixels::Color::RGBA(color.red(), color.green(), color.blue(), color.alpha()));
let physical = sdl3::rect::FRect::new(rect.x() * width as f32, rect.y() * height as f32, rect.width() * width as f32, rect.height() * height as f32);
match canvas.fill_rect(physical) {
std::result::Result::Ok(()) => {},
std::result::Result::Err(error) => return std::result::Result::Err(error.to_string()),
}
}
canvas.present();
return std::result::Result::Ok(());
}