lesson 1 done i guess

Author: Lokathor

book-src/SUMMARY.md

@@ -6,6 +6,7 @@
 * [Basics](basics/index.md)
   * [Creating A Window](basics/000-creating-a-window.md)
   * [Drawing A Triangle](basics/001-drawing-a-triangle.md)
+  * [Triangle Cleanup](basics/002-triangle-cleanup.md)
 * [Appendix: Math](appendix-math/index.md)
   * [Vectors](appendix-math/vectors.md)
   * [Matrices](appendix-math/matrices.md)

book-src/basics/001-drawing-a-triangle.md

@@ -0,0 +1,11 @@
+# Triangle Cleanup
+
+TODO
+
+## Using `glGetError`
+
+TODO
+
+## Done!
+
+* Example Code: [002-triangle-arrays2](https://github.com/rust-tutorials/learn-opengl/blob/master/examples/002-triangle-arrays2.rs)

book-src/basics/002-triangle-cleanup.md

@@ -177,7 +177,7 @@ fn main() {
     unsafe {
       glClear(GL_COLOR_BUFFER_BIT);
       glDrawArrays(GL_TRIANGLES, 0, 3);
-      win.swap_window();
     }
+    win.swap_window();
   }
 }

examples/001-triangle-arrays1.rs

@@ -109,7 +109,7 @@ fn main() {
     unsafe {
       glClear(GL_COLOR_BUFFER_BIT);
       glDrawArrays(GL_TRIANGLES, 0, 3);
-      win.swap_window();
     }
+    win.swap_window();
   }
 }

examples/002-triangle-arrays2.rs

@@ -121,7 +121,7 @@ fn main() {
     unsafe {
       glClear(GL_COLOR_BUFFER_BIT);
       glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, null());
-      win.swap_window();
     }
+    win.swap_window();
   }
 }

examples/003-rectangle-elements.rs

@@ -126,7 +126,7 @@ fn main() {
     unsafe {
       glClear(GL_COLOR_BUFFER_BIT);
       glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, null());
-      win.swap_window();
     }
+    win.swap_window();
   }
 }

examples/004-shader-basics.rs

@@ -129,7 +129,7 @@ fn main() {
       glClear(GL_COLOR_BUFFER_BIT);
       glUniform4f(uni_color_loc, 0.1, green, 0.1, 1.0);
       glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, null());
-      win.swap_window();
     }
+    win.swap_window();
   }
 }

examples/005-shader-uniforms.rs

@@ -143,7 +143,7 @@ fn main() {
     unsafe {
       glClear(GL_COLOR_BUFFER_BIT);
       glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, null());
-      win.swap_window();
     }
+    win.swap_window();
   }
 }

examples/006-more-attributes.rs

@@ -195,7 +195,7 @@ fn main() {
     unsafe {
       glClear(GL_COLOR_BUFFER_BIT);
       glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, null());
-      win.swap_window();
     }
+    win.swap_window();
   }
 }