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fix: completely annihilated matrix and rewrote it with a good orthographic projection matrix finally

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lisk77 2025-03-10 01:39:00 +01:00
parent c79e69f8f4
commit 4e9e296ba4
4 changed files with 341 additions and 518 deletions
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2
crates/comet_ecs/src/component.rs
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@ -345,6 +345,6 @@ impl Camera for Camera2D {
let bottom = -self.dimensions.y() / 2.0;
let top = self.dimensions.y() / 2.0;
Mat4::OPENGL * Mat4::orthographic_matrix(left, right, bottom, top, 1.0, 0.0)
Mat4::OPENGL_CONV * Mat4::orthographic_projection(left, right, bottom, top, 1.0, 0.0)
}
}

838
crates/comet_math/src/matrix.rs
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File diff suppressed because it is too large Load diff

15
crates/comet_renderer/src/camera.rs
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@ -1,4 +1,4 @@
use comet_math::{Point3, Vec2, Vec3};
use comet_math::{Mat4, Point3, Vec2, Vec3};
#[rustfmt::skip]
pub const OPENGL_TO_WGPU_MATRIX: cgmath::Matrix4<f32> = cgmath::Matrix4::new(
@ -29,16 +29,23 @@ impl Camera {
}
}
pub fn build_view_projection_matrix(&self) -> cgmath::Matrix4<f32> {
pub fn build_view_projection_matrix(&self) -> Mat4 {
let zoomed_width = self.dimension.x() / self.zoom;
let zoomed_height = self.dimension.y() / self.zoom;
OPENGL_TO_WGPU_MATRIX * cgmath::ortho(self.position.x() - zoomed_width / 2.0,
Mat4::OPENGL_CONV * Mat4::orthographic_projection(self.position.x() - zoomed_width / 2.0,
self.position.x() + zoomed_width / 2.0,
self.position.y() - zoomed_height / 2.0,
self.position.y() + zoomed_height / 2.0,
1.0,
0.0)
/*OPENGL_TO_WGPU_MATRIX * cgmath::ortho(self.position.x() - zoomed_width / 2.0,
self.position.x() + zoomed_width / 2.0,
self.position.y() - zoomed_height / 2.0,
self.position.y() + zoomed_height / 2.0,
1.0,
0.0)
0.0)*/
}
}

4
crates/comet_renderer/src/lib.rs
View file

@ -25,8 +25,8 @@ impl Projection {
pub fn resize(&mut self, width: u32, height: u32) { self.aspect = width as f32 / height as f32; }
pub fn calc_matrix(&self) -> Mat4 {
/*pub fn calc_matrix(&self) -> Mat4 {
Mat4::perspective_matrix(self.fovy, self.aspect, self.znear, self.zfar)
}
}*/
}