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This commit is contained in:
Jared Roberts
2016-09-19 14:32:06 -07:00
parent 067e8906be
commit ebefec08ab
4 changed files with 57 additions and 11 deletions
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36
src/bin/gl.rs
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@@ -1,5 +1,5 @@
extern crate vrtue;
use vrtue::*;
use vrtue::{tile, vr};
use vrtue::vr::AsMatrix4;
extern crate env_logger;
@@ -10,7 +10,7 @@ extern crate nalgebra as na;
extern crate num_traits;
extern crate piston_window;
use gfx::Device;
use gfx::{tex, Device, Factory};
use gfx::traits::FactoryExt;
use na::Inverse;
use num_traits::identities::One;
@@ -25,7 +25,7 @@ const FAR: f32 = 1000.0;
gfx_defines!{
vertex Vertex {
pos: [f32; 3] = "a_pos",
color: [f32; 3] = "a_color",
uv: [f32; 2] = "a_uv",
}
constant Trans {
@@ -35,18 +35,20 @@ gfx_defines!{
pipeline pipe {
vbuf: gfx::VertexBuffer<Vertex> = (),
trans: gfx::ConstantBuffer<Trans> = "b_trans",
tiles: gfx::TextureSampler<[f32; 4]> = "t_tiles",
pixcolor: gfx::RenderTarget<ColorFormat> = "pixcolor",
depth: gfx::DepthTarget<DepthFormat> = gfx::preset::depth::LESS_EQUAL_WRITE,
}
}
const POLYGON: [Vertex; 4] = [
Vertex { pos: [ -0.25, -0.25, 0. ], color: [1.0, 0.0, 0.0] },
Vertex { pos: [ 0.25, -0.25, 0. ], color: [0.0, 1.0, 0.0] },
Vertex { pos: [ 0.25, 0.25, 0. ], color: [0.0, 1.0, 0.0] },
Vertex { pos: [ -0.25, 0.25, 0. ], color: [0.0, 0.0, 1.0] }
Vertex { pos: [ -0.25, -0.25, 0. ], uv: [0., 0.] },
Vertex { pos: [ 0.25, -0.25, 0. ], uv: [1., 0.] },
Vertex { pos: [ 0.25, 0.25, 0. ], uv: [1., 1.] },
Vertex { pos: [ -0.25, 0.25, 0. ], uv: [0., 1.] }
];
const POLYGON_IDX: &'static [u16] = &[ 0, 1, 2, 2, 3, 0 ];
const POLYGON_IDX: &'static [u16] = &[ 0, 1, 2,
2, 3, 0 ];
fn main() {
env_logger::init().expect("env logger");
@@ -70,21 +72,29 @@ fn main() {
.expect("create right renderbuffer");
let (vertex_buffer, slice) = window.factory.create_vertex_buffer_with_slice(&POLYGON, POLYGON_IDX);
let tiles = tile::get_tiles::<_, _, ColorFormat>(&mut window.factory);
let nn_sampler = window.factory.create_sampler(
tex::SamplerInfo::new(tex::FilterMethod::Scale,
tex::WrapMode::Clamp));
let pipe_monitor = pipe::Data {
vbuf: vertex_buffer.clone(),
trans: window.factory.create_constant_buffer(1),
tiles: (tiles.clone(), nn_sampler.clone()),
pixcolor: window.output_color.clone(),
depth: window.output_stencil.clone(),
};
let pipe_left = pipe::Data {
vbuf: vertex_buffer.clone(),
trans: window.factory.create_constant_buffer(1),
tiles: (tiles.clone(), nn_sampler.clone()),
pixcolor: tgt_left,
depth: depth_left,
};
let pipe_right = pipe::Data {
vbuf: vertex_buffer.clone(),
trans: window.factory.create_constant_buffer(1),
tiles: (tiles.clone(), nn_sampler.clone()),
pixcolor: tgt_right,
depth: depth_right,
};
@@ -180,14 +190,15 @@ const VERTEX_SHADER_SRC: &'static [u8] = br#"
#version 140
in vec3 a_pos;
in vec3 a_color;
in vec2 a_uv;
out vec3 v_color;
out vec2 v_uv;
uniform b_trans {
mat4 u_matrix;
};
void main() {
v_color = a_color;
v_uv = a_uv;
gl_Position = u_matrix * vec4(a_pos, 1.0);
}
"#;
@@ -196,9 +207,12 @@ const FRAGMENT_SHADER_SRC: &'static [u8] = br#"
#version 140
in vec3 v_color;
in vec2 v_uv;
out vec4 pixcolor;
uniform sampler2D t_tiles;
void main() {
pixcolor = vec4(v_color, 1.0);
vec2 uv = vec2(v_uv.x, 31.0 / 256 + (1.0 - v_uv.y) / 256.0);
pixcolor = texture(t_tiles, uv);
}
"#;