first commit

shaders/default.vert

@@ -0,0 +1,72 @@
+#version 460 core
+struct PositionData {
+    float x;
+    float y;
+    float z;
+};
+
+struct UvData {
+    float u;
+    float v;
+};
+
+struct NormalData {
+    float x;
+    float y;
+    float z;
+};
+
+layout (binding = 0, std430) restrict readonly buffer _positions {
+    PositionData pos_data[];
+};
+
+layout (binding = 1, std430) restrict readonly buffer _uvs {
+    UvData uv_data[];
+};
+
+layout (binding = 2, std430) restrict readonly buffer _normals {
+    NormalData norm_data[];
+};
+
+vec4 getPosition(int index) {
+    return vec4(
+        pos_data[index].x,
+        pos_data[index].y,
+        pos_data[index].z,
+        1
+    );
+}
+
+vec2 getUv(int index) {
+    return vec2(
+        uv_data[index].u,
+        uv_data[index].v
+    );
+}
+
+vec3 getNormal(int index) {
+    return vec3(
+        norm_data[index].x,
+        norm_data[index].y,
+        norm_data[index].z
+    );
+}
+
+uniform mat4 u_model_matrix;
+uniform mat4 u_normal_matrix;
+
+layout (binding = 0, std140) uniform SharedMatrices {
+    mat4 projection;
+    mat4 cam_matrix;
+};
+
+out vec2 v_texcoord;
+out vec3 v_normal;
+out vec3 v_position;
+
+void main() {
+    gl_Position = projection * cam_matrix * u_model_matrix * getPosition(gl_VertexID);
+    v_texcoord = getUv(gl_VertexID);
+    v_normal = mat3(u_normal_matrix) * getNormal(gl_VertexID);
+    v_position = vec3(u_model_matrix * getPosition(gl_VertexID));
+}