Mercurial > touhou

annotate src/th06/std_vm.rs @ 679:6020e33d4fc4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Implement a .std renderer, and its associated VM.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Fri, 16 Aug 2019 13:40:38 +0200
parents
children 377c241be559
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
679
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
1 //! Interpreter of STD files.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
2
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
3 use crate::th06::std::{Stage, Position, Call, Instruction};
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
4 use crate::th06::interpolator::{Interpolator1, Interpolator4};
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
5 use crate::util::math::{Mat4, perspective, setup_camera};
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
6 use std::cell::RefCell;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
7 use std::rc::Rc;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
8
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
9 /// Interpreter for Stage.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
10 pub struct StageRunner {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
11 /// XXX: no pub.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
12 pub stage: Rc<RefCell<Stage>>,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
13 frame: u32,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
14
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
15 // TODO: use interpolators.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
16 position: [f32; 3],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
17 direction: [f32; 3],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
18
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
19 /// XXX: no pub.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
20 pub fog_color: [f32; 4],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
21 /// XXX: no pub.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
22 pub fog_near: f32,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
23 /// XXX: no pub.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
24 pub fog_far: f32,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
25 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
26
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
27 impl StageRunner {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
28 /// Create a new StageRunner attached to a Stage.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
29 pub fn new(stage: Rc<RefCell<Stage>>) -> StageRunner {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
30 StageRunner {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
31 stage,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
32 frame: 0,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
33 position: [0.; 3],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
34 direction: [0.; 3],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
35 fog_color: [1.; 4],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
36 fog_near: 0.,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
37 fog_far: 1000.,
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
38 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
39 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
40
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
41 /// Advance the simulation one frame.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
42 pub fn run_frame(&mut self) {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
43 let stage = self.stage.borrow();
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
44
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
45 for Call { time, instr } in stage.script.iter() {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
46 if *time != self.frame {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
47 continue;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
48 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
49
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
50 println!("{} {:?}", time, instr);
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
51
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
52 match *instr {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
53 Instruction::SetViewpos(x, y, z) => {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
54 self.position[0] = x;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
55 self.position[1] = y;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
56 self.position[2] = z;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
57 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
58 Instruction::SetFog(b, g, r, a, near, far) => {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
59 self.fog_color = [r as f32 / 255., g as f32 / 255., b as f32 / 255., a as f32 / 255.];
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
60 self.fog_near = near;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
61 self.fog_far = far;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
62 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
63 Instruction::SetViewpos2(dx, dy, dz) => {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
64 self.direction[0] = dx;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
65 self.direction[1] = dy;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
66 self.direction[2] = dz;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
67 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
68 Instruction::StartInterpolatingViewpos2(frame, _, _) => {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
69 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
70 Instruction::StartInterpolatingFog(frame, _, _) => {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
71 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
72 Instruction::Unknown(_, _, _) => {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
73 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
74 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
75 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
76
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
77 self.frame += 1;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
78 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
79
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
80 /// Generate the model-view matrix for the current frame.
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
81 pub fn get_model_view(&self) -> Mat4 {
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
82 let [x, y, z] = self.position;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
83
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
84 let [dx, dy, dz] = self.direction;
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
85
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
86 let view = setup_camera(dx, dy, dz);
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
87
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
88 let model = Mat4::new([[1., 0., 0., 0.],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
89 [0., 1., 0., 0.],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
90 [0., 0., 1., 0.],
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
91 [-x, -y, -z, 1.]]);
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
92 model * view
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
93 }
6020e33d4fc4 Implement a .std renderer, and its associated VM.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
94 }