Changeset 9f9f9a7 in opengl-game for laser.frag

Timestamp:

Jul 17, 2018, 3:21:12 AM (7 years ago)

Author:

Dmitry Portnoy <dmp1488@…>

Branches:

feature/imgui-sdl, master, points-test

Children:

fd6f465

Parents:

6877ef3

Message:

Improve the laser rendering algorithm by using a translucent white texture that gets blended with am arbitrary color.

File:

• laser.frag (modified) (1 diff)

laser.frag

@@ -1 +1 @@
 #version 410
 
-in vec3 position_eye, color;
+uniform sampler2D basic_texture;
+uniform vec3 laser_color;
+
+in vec2 texture_coordinates;
+in vec3 position_eye;
 
 out vec4 frag_color;
 
 void main() {
-  frag_color = vec4(color, 1.0f);
+  vec4 texel = texture(basic_texture, texture_coordinates);
+
+  frag_color = vec4(texel.r * laser_color.r, texel.g * laser_color.g, texel.b * laser_color.b, texel.a);
 }