rusting_engine 0.1.44

A high-performance Vulkano-based 3D engine with GPU physics.
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#version 450
layout(local_size_x = 256, local_size_y = 1, local_size_z = 1) in;

struct InstanceData {
    mat4 model;     
    vec4 color;
    vec4 mat_props;
    vec4 velocity;  
    vec4 angular_velocity;
    vec4 physic_props;
};

layout(set = 0, binding = 0) readonly buffer ReadBuf  { InstanceData data[]; } read_buf;
layout(set = 0, binding = 1) writeonly buffer WriteBuf { InstanceData data[]; } write_buf;

layout(push_constant) uniform PushConstants {
    float dt;           
    uint  total_objects;
    uint  offset;
    uint  count;
    uint  num_big_objects;
    uint  _pad[3];
    vec4  global_gravity;
} pc;

void main() {
    uint i = gl_GlobalInvocationID.x + pc.offset;
    if (i >= pc.offset + pc.count) return;

    write_buf.data[i] = read_buf.data[i];
}