From e79499cd864dc64017316ef4512991df68837576 Mon Sep 17 00:00:00 2001
From: Tom Barrett <tom@tombarrett.xyz>
Date: Tue, 3 Mar 2020 09:14:31 -0600
Subject: idea on how to split source files

---
 src/main.rs | 83 ++++++++++++++-----------------------------------------------
 1 file changed, 18 insertions(+), 65 deletions(-)

(limited to 'src/main.rs')

diff --git a/src/main.rs b/src/main.rs
index 07d3857..917bd64 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,6 @@
 pub mod constants;
+pub mod tom;
+
 use luminance::context::GraphicsContext;
 use luminance::pipeline::{PipelineState, Viewport};
 use luminance::render_state::RenderState;
@@ -6,50 +8,7 @@ use luminance::shader::program::Program;
 use luminance::tess::{Mode, TessBuilder, TessSliceIndex};
 use luminance_derive::{Semantics, Vertex};
 use luminance_glfw::{GlfwSurface, Surface, WindowDim, WindowEvent, WindowOpt};
-
-#[derive(Vertex)]
-#[vertex(sem = "VertexSemantics")]
-pub struct Vertex {
-    position: VertexPosition,
-    #[vertex(normalized = "true")]
-    color: VertexRGB,
-}
-
-#[derive(Copy, Clone, Debug, Semantics)]
-pub enum VertexSemantics {
-    #[sem(name = "position", repr = "[f32; 2]", wrapper = "VertexPosition")]
-    Position,
-    #[sem(name = "color", repr = "[u8; 3]", wrapper = "VertexRGB")]
-    Color,
-}
-
-fn gen_vertices() -> Vec<Vertex> {
-    let mut vertices: Vec<Vertex> = Vec::new();
-
-    vertices.push(Vertex {
-        position: VertexPosition::new([-0.5, -0.5]),
-        color: VertexRGB::new([255, 0, 0]),
-    });
-    vertices.push(Vertex {
-        position: VertexPosition::new([0.5, -0.5]),
-        color: VertexRGB::new([0, 255, 0]),
-    });
-    vertices.push(Vertex {
-        position: VertexPosition::new([0.0, 0.5]),
-        color: VertexRGB::new([0, 0, 255]),
-    });
-
-    vertices
-}
-
-fn alter_vertices(vertices: &mut Vec<Vertex>) {
-    for vertex in vertices {
-        vertex.position[0] += 0.01;
-        if vertex.color[1] < 255 {
-            vertex.color[1] += 1;
-        }
-    }
-}
+use tom::{Tom, VertexSemantics};
 
 fn gen_viewports() -> Vec<Viewport> {
     let mut viewports = Vec::new();
@@ -63,7 +22,7 @@ fn gen_viewports() -> Vec<Viewport> {
 
     viewports.push(Viewport::Specific {
         x: 0,
-        y: constants::WIDTH / 2,
+        y: constants::HEIGHT / 2,
         width: constants::WIDTH / 2,
         height: constants::HEIGHT / 2,
     });
@@ -88,7 +47,7 @@ fn gen_viewports() -> Vec<Viewport> {
 fn main() {
     let mut surface = GlfwSurface::new(
         WindowDim::Windowed(constants::WIDTH, constants::HEIGHT),
-        "art",
+        "revision2020",
         WindowOpt::default(),
     )
     .unwrap();
@@ -98,7 +57,7 @@ fn main() {
             .unwrap()
             .ignore_warnings();
 
-    let mut vertices = gen_vertices();
+    let mut tom = Tom::new();
     let viewports = gen_viewports();
 
     let mut run = true;
@@ -109,29 +68,23 @@ fn main() {
             }
         }
         let back_buffer = surface.back_buffer().unwrap();
-        alter_vertices(&mut vertices);
 
-        let triangle = TessBuilder::new(&mut surface)
-            .add_vertices(&vertices)
-            .set_mode(Mode::Triangle)
-            .build()
-            .unwrap();
+        tom.update();
 
         let mut pipeline_state = PipelineState::default();
-        for viewport in viewports.iter() {
+        surface
+            .pipeline_builder()
+            .pipeline(&back_buffer, &pipeline_state, |_, _| {});
+
+        for (i, viewport) in viewports.iter().enumerate() {
             pipeline_state = pipeline_state.set_viewport(*viewport);
+            pipeline_state = pipeline_state.enable_clear_color(false);
 
-            surface.pipeline_builder().pipeline(
-                &back_buffer,
-                &pipeline_state,
-                |_pipeline, mut shd_gate| {
-                    shd_gate.shade(&program, |_, mut rdr_gate| {
-                        rdr_gate.render(&RenderState::default(), |mut tess_gate| {
-                            tess_gate.render(triangle.slice(..));
-                        });
-                    });
-                },
-            );
+            if i == 0 {
+                tom.draw();
+            } else if i == 1 {
+                // lowman.draw()
+            }
         }
 
         surface.swap_buffers();
-- 
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