feat: add HDRI

1 files changed, 31 insertions, 0 deletions

diff --git a/assets/shaders/skybox.glsl b/assets/shaders/skybox.glsl
new file mode 100644
index 0000000..654bed1
--- /dev/null
+++ b/assets/shaders/skybox.glsl
@@ -0,0 +1,31 @@
+#type vertex
+
+#version 330 core
+
+layout (location = 0) in vec3 aPos;
+
+out vec3 TexCoords;
+
+uniform mat4 u_Projection;
+uniform mat4 u_View;
+
+void main()
+{
+    TexCoords   = aPos;
+    vec4 pos    = u_Projection * u_View * vec4(aPos, 1.0);
+    gl_Position = pos.xyww;
+}
+
+#type fragment
+
+#version 330 core
+
+out vec4 FragColor;
+in  vec3 TexCoords;
+
+uniform samplerCube u_Skybox;
+
+void main()
+{
+    FragColor = texture(u_Skybox, TexCoords);
+}