Init commit. Windows version was checked.

windows/assets/shaders/ocean_vertex_shader.glsl

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+#version 330 core
+// Vertex Shader for Ocean Rendering
+
+// Input vertex attributes (from VBOs)
+layout (location = 0) in vec3 aPos;      // Vertex position (from Ocean::vertices VBO)
+layout (location = 1) in vec3 aNormal;   // Vertex normal (from Ocean::normals VBO)
+layout (location = 2) in vec2 aTexCoord; // Texture coordinates (from Ocean::texCoords VBO)
+
+// Output to Fragment Shader
+out vec2 TexCoord;
+out vec3 FragPosWorld;     // Fragment position in world space
+out vec3 NormalWorld;      // Normal vector in world space
+
+out vec3 NormalInterp; // **OUT variable declaration - crucial!**
+
+// Uniforms (matrices, light parameters, etc.)
+uniform mat4 model;
+uniform mat4 view;
+uniform mat4 projection;
+uniform mat3 normalMatrix; // Normal matrix for correct normal transformation
+
+void main() {
+    // 1. Transform vertex position to clip space
+    gl_Position = projection * view  * vec4(aPos, 1.0);
+
+    // 2. Pass texture coordinates to fragment shader
+    TexCoord = aTexCoord;
+
+    // 3. Calculate fragment position in world space
+    FragPosWorld = vec3(model * vec4(aPos, 1.0));
+
+    // 4. Transform normal vector to world space using the Normal Matrix
+    NormalWorld = normalize(normalMatrix * aNormal);
+}