Changeset 80edd70 in opengl-game for shaders

Timestamp:

Jul 23, 2019, 4:02:06 AM (5 years ago)

Author:

Dmitry Portnoy <dmp1488@…>

Branches:

feature/imgui-sdl, master, points-test

Children:

d9ef6ab

Parents:

8667f76

Message:

Use a vertex buffer to store the points to be rendered

File:

• shaders/shader.vert (modified) (1 diff)

shaders/shader.vert

@@ -1 +1 @@
 #version 450
+
+layout(location = 0) in vec2 inPosition;
+layout(location = 1) in vec3 inColor;
 
 layout(location = 0) out vec3 fragColor;
 
-vec2 positions[3] = vec2[](
-   vec2(0.0, -0.5),
-   vec2(0.5, 0.5),
-   vec2(-0.5, 0.5)
-);
-
-vec3 colors[3] = vec3[](
-   vec3(1.0, 0.0, 0.0),
-   vec3(0.0, 1.0, 0.0),
-   vec3(0.0, 0.0, 1.0)
-);
-
 void main() {
-   gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
-   fragColor = colors[gl_VertexIndex];
+   gl_Position = vec4(inPosition, 0.0, 1.0);
+   fragColor = inColor;
 }