PyTouhou: examples/anmrenderer.rs annotate

author	Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date	Fri, 02 Aug 2019 20:24:45 +0200
parents
children	f983a4c98410

rev	line source
643 01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	1 use image::GenericImageView;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	2 use luminance::context::GraphicsContext;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	3 use luminance::framebuffer::Framebuffer;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	4 use luminance::pipeline::BoundTexture;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	5 use luminance::pixel::{RGB, Floating};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	6 use luminance::render_state::RenderState;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	7 use luminance::shader::program::{Program, Uniform};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	8 use luminance::tess::{Mode, TessBuilder};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	9 use luminance::texture::{Dim2, Flat, Sampler, Texture, GenMipmaps};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	10 use luminance_derive::{Semantics, Vertex, UniformInterface};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	11 use luminance_glfw::event::{Action, Key, WindowEvent};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	12 use luminance_glfw::surface::{GlfwSurface, Surface, WindowDim, WindowOpt};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	13 use touhou::th06::anm0::Anm0;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	14 use touhou::th06::anm0_vm::{AnmRunner, Sprite, Vertex as FakeVertex};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	15 use touhou::util::math::{perspective, setup_camera};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	16 use std::cell::RefCell;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	17 use std::fs::File;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	18 use std::io::{BufReader, Read};
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	19 use std::rc::Rc;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	20 use std::env;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	21 use std::path::Path;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	22
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	23 const VS: &str = r#"
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	24 in ivec3 in_position;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	25 in vec2 in_texcoord;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	26 in uvec4 in_color;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	27
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	28 uniform mat4 mvp;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	29
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	30 out vec2 texcoord;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	31 out vec4 color;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	32
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	33 void main()
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	34 {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	35 gl_Position = mvp * vec4(vec3(in_position), 1.0);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	36 texcoord = vec2(in_texcoord);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	37
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	38 // Normalized from the u8 being passed.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	39 color = vec4(in_color) / 255.;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	40 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	41 "#;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	42
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	43 const FS: &str = r#"
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	44 in vec2 texcoord;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	45 in vec4 color;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	46
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	47 uniform sampler2D color_map;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	48
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	49 out vec4 frag_color;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	50
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	51 void main()
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	52 {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	53 frag_color = texture(color_map, texcoord) * color;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	54 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	55 "#;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	56
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	57 #[derive(Clone, Copy, Debug, Eq, PartialEq, Semantics)]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	58 pub enum Semantics {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	59 #[sem(name = "in_position", repr = "[i16; 3]", wrapper = "VertexPosition")]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	60 Position,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	61
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	62 #[sem(name = "in_texcoord", repr = "[f32; 2]", wrapper = "VertexTexcoord")]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	63 Texcoord,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	64
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	65 #[sem(name = "in_color", repr = "[u8; 4]", wrapper = "VertexColor")]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	66 Color,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	67 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	68
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	69 #[repr(C)]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	70 #[derive(Clone, Copy, Debug, PartialEq, Vertex)]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	71 #[vertex(sem = "Semantics")]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	72 struct Vertex {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	73 pos: VertexPosition,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	74 uv: VertexTexcoord,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	75 rgba: VertexColor,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	76 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	77
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	78 #[derive(UniformInterface)]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	79 struct ShaderInterface {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	80 // the 'static lifetime acts as “anything” here
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	81 color_map: Uniform<&'static BoundTexture<'static, Flat, Dim2, Floating>>,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	82
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	83 #[uniform(name = "mvp")]
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	84 mvp: Uniform<[[f32; 4]; 4]>,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	85 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	86
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	87 fn main() {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	88 // Parse arguments.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	89 let args: Vec<_> = env::args().collect();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	90 if args.len() != 4 {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	91 eprintln!("Usage: {} <ANM file> <PNG file> <script number>", args[0]);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	92 return;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	93 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	94 let anm_filename = &args[1];
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	95 let png_filename = &args[2];
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	96 let script: u8 = args[3].parse().expect("number");
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	97
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	98 // Open the ANM file.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	99 let file = File::open(anm_filename).unwrap();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	100 let mut file = BufReader::new(file);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	101 let mut buf = vec![];
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	102 file.read_to_end(&mut buf).unwrap();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	103 let anm0 = Anm0::from_slice(&buf).unwrap();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	104
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	105 if !anm0.scripts.contains_key(&script) {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	106 eprintln!("This anm0 doesn’t contain a script named {}.", script);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	107 return;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	108 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	109
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	110 // Create the sprite.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	111 let sprite = Rc::new(RefCell::new(Sprite::new(0., 0.)));
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	112
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	113 // Create the AnmRunner from the ANM and the sprite.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	114 let mut anm_runner = AnmRunner::new(&anm0, script, sprite.clone(), 0);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	115
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	116 assert_eq!(std::mem::size_of::<Vertex>(), std::mem::size_of::<FakeVertex>());
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	117 let mut vertices: [Vertex; 4] = unsafe { std::mem::uninitialized() };
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	118 fill_vertices(sprite.clone(), &mut vertices);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	119
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	120 let mut surface = GlfwSurface::new(WindowDim::Windowed(384, 448), "Touhou", WindowOpt::default()).unwrap();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	121
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	122 // Open the image atlas matching this ANM.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	123 println!("{} {}", anm0.first_name, png_filename);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	124 let tex = load_from_disk(&mut surface, Path::new(png_filename)).expect("texture loading");
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	125
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	126 // set the uniform interface to our type so that we can read textures from the shader
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	127 let (program, _) =
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	128 Program::<Semantics, (), ShaderInterface>::from_strings(None, VS, None, FS).expect("program creation");
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	129
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	130 let mut tess = TessBuilder::new(&mut surface)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	131 .add_vertices(vertices)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	132 .set_mode(Mode::TriangleFan)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	133 .build()
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	134 .unwrap();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	135
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	136 let mut back_buffer = Framebuffer::back_buffer(surface.size());
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	137 let mut frame = 0;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	138 let mut i = 0;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	139
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	140 'app: loop {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	141 for event in surface.poll_events() {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	142 match event {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	143 WindowEvent::Close \| WindowEvent::Key(Key::Escape, _, Action::Release, _) => break 'app,
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	144
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	145 WindowEvent::FramebufferSize(width, height) => {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	146 back_buffer = Framebuffer::back_buffer([width as u32, height as u32]);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	147 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	148
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	149 _ => (),
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	150 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	151 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	152
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	153 {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	154 let mut slice = tess
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	155 .as_slice_mut()
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	156 .unwrap();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	157
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	158 anm_runner.run_frame();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	159 fill_vertices_ptr(sprite.clone(), slice.as_mut_ptr());
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	160 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	161
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	162 // here, we need to bind the pipeline variable; it will enable us to bind the texture to the GPU
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	163 // and use it in the shader
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	164 surface
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	165 .pipeline_builder()
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	166 .pipeline(&back_buffer, [0., 0., 0., 0.], \|pipeline, shd_gate\| {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	167 // bind our fancy texture to the GPU: it gives us a bound texture we can use with the shader
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	168 let bound_tex = pipeline.bind_texture(&tex);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	169
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	170 shd_gate.shade(&program, \|rdr_gate, iface\| {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	171 // update the texture; strictly speaking, this update doesn’t do much: it just tells the GPU
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	172 // to use the texture passed as argument (no allocation or copy is performed)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	173 iface.color_map.update(&bound_tex);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	174 //let mvp = ortho_2d(0., 384., 448., 0.);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	175 let proj = perspective(0.5235987755982988, 384. / 448., 101010101./2010101., 101010101./10101.);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	176 let view = setup_camera(0., 0., 1.);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	177 let mvp = view * proj;
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	178 //println!("{:#?}", mvp);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	179 // TODO: check how to pass by reference.
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	180 iface.mvp.update(*mvp.borrow_inner());
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	181
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	182 rdr_gate.render(RenderState::default(), \|tess_gate\| {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	183 // render the tessellation to the surface the regular way and let the vertex shader’s
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	184 // magic do the rest!
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	185 tess_gate.render(&mut surface, (&tess).into());
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	186 });
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	187 });
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	188 });
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	189
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	190 surface.swap_buffers();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	191 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	192 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	193
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	194 fn fill_vertices_ptr(sprite: Rc<RefCell<Sprite>>, vertices: *mut Vertex) {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	195 let mut fake_vertices = unsafe { std::mem::transmute::<*mut Vertex, &mut [FakeVertex; 4]>(vertices) };
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	196 sprite.borrow().fill_vertices(&mut fake_vertices);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	197 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	198
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	199 fn fill_vertices(sprite: Rc<RefCell<Sprite>>, vertices: &mut [Vertex; 4]) {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	200 let mut fake_vertices = unsafe { std::mem::transmute::<&mut [Vertex; 4], &mut [FakeVertex; 4]>(vertices) };
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	201 sprite.borrow().fill_vertices(&mut fake_vertices);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	202 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	203
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	204 fn load_from_disk(surface: &mut GlfwSurface, path: &Path) -> Option<Texture<Flat, Dim2, RGB>> {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	205 // load the texture into memory as a whole bloc (i.e. no streaming)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	206 match image::open(&path) {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	207 Ok(img) => {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	208 let (width, height) = img.dimensions();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	209 let texels = img
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	210 .pixels()
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	211 .map(\|(x, y, rgb)\| (rgb[0], rgb[1], rgb[2]))
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	212 .collect::<Vec<_>>();
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	213
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	214 // create the luminance texture; the third argument is the number of mipmaps we want (leave it
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	215 // to 0 for now) and the latest is a the sampler to use when sampling the texels in the
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	216 // shader (we’ll just use the default one)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	217 let tex =
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	218 Texture::new(surface, [width, height], 0, &Sampler::default()).expect("luminance texture creation");
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	219
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	220 // the first argument disables mipmap generation (we don’t care so far)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	221 tex.upload(GenMipmaps::No, &texels);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	222
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	223 Some(tex)
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	224 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	225
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	226 Err(e) => {
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	227 eprintln!("cannot open image {}: {}", path.display(), e);
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	228 None
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	229 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	230 }
01849ffd0180 Add an anmrenderer binary. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: diff changeset	231 }

643

01849ffd0180 Add an anmrenderer binary.