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Fix the origin when resizing

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This commit is contained in:
Patrick Walton 2012-10-25 15:16:34 -07:00
parent 12954d12c3
commit 467c799532
3 changed files with 31 additions and 17 deletions
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2
src/rust-glut

@ -1 +1 @@
Subproject commit 2025d76833460b09e4c6d7e43af21fafd3e701a4
Subproject commit 163656ee4aa53fcd5dbb8e264112e268d373ee71

2
src/rust-layers

@ -1 +1 @@
Subproject commit 827c3e99e6995aac6bffe030acf56c96fc543da4
Subproject commit f46557d3b3dfcb66965a73f8a00bc0be21b8d625

44
src/servo/platform/osmain.rs
View file

@ -6,6 +6,7 @@ use dvec::DVec;
use gfx::compositor::{LayerBuffer, Compositor};
use dom::event::{Event, ResizeEvent};
use layers::ImageLayer;
use geom::matrix::{Matrix4, identity};
use geom::size::Size2D;
use ShareGlContext = sharegl::platform::Context;
use std::cmp::FuzzyEq;
@ -98,7 +99,8 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
image_layer.common.set_transform(original_layer_transform.scale(&800.0f32, &600.0f32, &1f32));
let scene = @layers::scene::Scene(layers::layers::ImageLayerKind(image_layer),
Size2D(800.0f32, 600.0f32));
Size2D(800.0f32, 600.0f32),
identity(0.0f32));
let done = @mut false;
let resize_rate_limiter = @ResizeRateLimiter(move dom_event_chan);
@ -131,11 +133,6 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
image_layer.set_image(image);
image_layer.common.set_transform(original_layer_transform.scale(
&(width as f32), &(height as f32), &1.0f32));
// FIXME: Cross-crate struct mutability is broken.
let size: &mut Size2D<f32>;
unsafe { size = cast::transmute(&scene.size); }
*size = Size2D(width as f32, height as f32);
}
Exit => {
*done = true;
@ -144,6 +141,29 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
}
};
let adjust_for_window_resizing: fn@() = || {
let height = surfaces.front.layer_buffer.size.height as uint;
let window_width = glut::get(glut::WindowWidth) as uint;
let window_height = glut::get(glut::WindowHeight) as uint;
// FIXME: Cross-crate struct mutability is broken.
let size: &mut Size2D<f32>;
unsafe { size = cast::transmute(&scene.size); }
*size = Size2D(window_width as f32, window_height as f32);
};
let composite: fn@() = || {
#debug("osmain: drawing to screen");
do util::time::time(~"compositing") {
adjust_for_window_resizing();
layers::rendergl::render_scene(context, scene);
}
glut::swap_buffers();
glut::post_redisplay();
};
match window {
GlutWindow(window) => {
do glut::reshape_func(window) |width, height| {
@ -151,19 +171,13 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
#debug("osmain: window resized to %d,%d", width as int, height as int);
resize_rate_limiter.window_resized(width as uint, height as uint);
composite();
}
do glut::display_func() {
check_for_messages();
#debug("osmain: drawing to screen");
do util::time::time(~"compositing") {
layers::rendergl::render_scene(context, scene);
}
glut::swap_buffers();
glut::post_redisplay();
composite();
}
while !*done {