Implemented simple terrain generation

assets/shaders/terrain.vert

@@ -0,0 +1,38 @@
+#version 450
+
+layout(location = 0) in vec3 vertPos;
+layout(location = 1) in vec3 normal;
+layout(location = 2) in vec2 uv;
+
+layout (binding = 0) uniform ProjUniform {
+    mat4 proj;
+} proj;
+
+layout (binding = 1) uniform ViewUniform {
+    mat4 view;
+} view;
+
+layout(location = 2) out vec3 Normal;
+layout(location = 3) out vec3 FragPos;
+layout(location = 4) out vec2 TexCoords;
+
+layout (set = 1, binding = 0) uniform sampler2D diffuseSampler;
+
+void main() {
+    float texelSize = 1.0 / 200;
+    float hL = texture(diffuseSampler, uv - vec2(texelSize, 0.0)).r;
+    float hR = texture(diffuseSampler, uv + vec2(texelSize, 0.0)).r;
+    float hD = texture(diffuseSampler, uv - vec2(0.0, texelSize)).r;
+    float hU = texture(diffuseSampler, uv + vec2(0.0, texelSize)).r;
+
+    float dX = (hR - hL) * 15.0;
+    float dY = (hU - hD) * 15.0;
+
+    float y = texture(diffuseSampler, uv).x * 3;
+    vec4 out_vec = proj.proj * view.view * vec4(vec3(vertPos.x, y, vertPos.z), 1.0);
+    FragPos = vec3(vertPos.x, y, vertPos.z);
+
+    Normal = normalize(vec3(-dX, -dY, 1.0));
+    TexCoords = uv;
+    gl_Position = out_vec;
+}