2 files changed, 45 insertions, 0 deletions
diff --git a/resources/shaders/skybox.frag b/resources/shaders/skybox.frag
new file mode 100644
index 0000000..926807e
--- /dev/null
+++ b/resources/shaders/skybox.frag
@@ -0,0 +1,24 @@
+
+#version 330 core
+
+in vec3 tex_coord;
+
+uniform samplerCube cubeMap;
+uniform vec3 skyColor;
+
+out vec4 fragColor;
+
+const float lowerLimit = -50000.f;
+const float upperLimit = 50000.f;
+
+
+void main() {
+
+    //fragColor = vec4(1.f);
+    vec4 finalColor = texture(cubeMap, tex_coord);
+
+    // blending bottom of skybox to skyColor
+    float factor = (tex_coord.y - lowerLimit) / (upperLimit - lowerLimit);
+    factor = clamp(factor, 0.f, 1.f);
+    fragColor = finalColor; // mix(vec4(skyColor, 1.f), finalColor, factor);
+}
diff --git a/resources/shaders/skybox.vert b/resources/shaders/skybox.vert
new file mode 100644
index 0000000..edf50e4
--- /dev/null
+++ b/resources/shaders/skybox.vert
@@ -0,0 +1,21 @@
+#version 330 core
+
+layout(location = 0) in vec3 pos; // Position of the vertex
+//layout(location = 1) in vec3 normal;   // Normal of the vertex
+//layout(location = 3) in vec3 texCoords;
+
+uniform mat4 view, projection, rotation;
+
+out vec3 tex_coord;
+
+
+
+void main() {
+
+    tex_coord = vec3(pos.x, pos.y, -pos.z);
+    vec4 world_pos = projection*view*rotation*vec4(pos, 1.0);
+    gl_Position = vec4(world_pos.x, world_pos.y, world_pos.w, world_pos.w);
+
+//    tex_coord = pos;
+  // gl_Position = projection*view*vec4(pos, 1.0);
+}