Procedural AAA Game Engine Development

Use vector addition, scaling, dot products, and cross products to solve 3D geometry problems.

Distinguish points, directions, coordinate handedness, and local, world, view, and clip spaces.

Represent translation, rotation, and scale with homogeneous matrices.

Compose parent and child transformations in the correct multiplication order.

Construct view and perspective-projection matrices for a movable 3D camera.

Use quaternions to represent orientation and interpolate between rotations.

Trace vertex data through the programmable graphics pipeline to a displayed pixel.

Initialize a Direct3D 11 device, swap chain, render target, and viewport, including recreation of size-dependent resources after a window resize.

Compile HLSL vertex and pixel shaders and report shader compilation errors.

Upload and draw indexed geometry using vertex buffers, index buffers, and input layouts.

Send per-frame and per-object transformation data to shaders using constant buffers and a consistent matrix convention.

Configure depth testing, face culling, and rasterizer state for solid 3D rendering.

Implement a free-flying camera controlled through the engine input layer.

Load a 2D image into a GPU texture and sample it from an HLSL shader.

Compute transformed surface normals correctly under non-uniform object scaling.

Implement ambient and directional diffuse lighting for a textured mesh.

Represent shader, texture, and render-state choices in a reusable material abstraction.

Extract a camera frustum and use bounding volumes to reject meshes outside it.

Sort visible draw items to reduce unnecessary material and pipeline state changes.

Compare inheritance-heavy object models with data-oriented entity-component-system design.

Represent entity identity with versioned handles that detect stale references.

Store components in cache-friendly contiguous pools and support entity removal safely.

Execute ECS systems over only the component combinations they require.

Implement a transform hierarchy that propagates dirty world transformations.

Use queued events to communicate between engine systems without direct ownership coupling.

Assign stable identifiers to source assets independently of file-system paths.

Cache shared GPU resources with explicit loading, failure, ready, and lifetime states.

Import mesh geometry from a standard interchange format into engine vertex and index data.

Separate editable source assets from runtime-ready asset representations.

Serialize and deserialize entities and components using a versioned scene format.

Reload a changed shader or texture without restarting the sandbox application.

Integrate linear velocity and acceleration at a fixed simulation timestep.

Compute ray intersections with planes and spheres for directional and raycast queries.

Test overlap conditions between sphere-sphere and sphere-AABB primitive pairs.

Represent broad-phase candidate pairs separately from narrow-phase contact records.

Use a uniform spatial grid to reduce the number of potential collision pairs.

Resolve a dynamic sphere-sphere contact using a normal impulse and restitution without friction.

Implement ray-based ground detection for a simple kinematic character controller.

Embed a Lua runtime and execute a script through a controlled engine interface.

Expose selected entity components to Lua without leaking unmanaged C++ lifetimes.

Define a stable script initialization, fixed-update, variable-update, and shutdown order.

Represent reusable entity configurations as data-driven prefabs.

Implement a finite-state behavior for an agent using components and scripts.

Route gameplay events between native systems and scripts while avoiding immediate re-entrant calls.

Derive reproducible random streams from a world seed, system tag, and integer chunk coordinates without depending on generation order.

Sample coherent noise and combine octaves to produce controllable terrain variation.

Convert integer world coordinates into chunk and local coordinates correctly, including at negative positions.

Generate a height-field terrain mesh per chunk using border samples to maintain consistent edge heights, normals, and texture coordinates.

Classify terrain into biomes from deterministic elevation and climate fields.

Place environmental features reproducibly while preventing placement conflicts.

Build a walkability grid from generated terrain and use A* to find a route within a loaded region.

Integrate an immediate-mode GUI as an engine debug and editing layer.

Display a scene hierarchy and inspect the components attached to a selected entity.

Edit component properties through metadata-driven controls.

Convert a cursor position into a world-space picking ray for scene selection.

Manipulate an entity transform with translation, rotation, and scale gizmos.

Represent an editor operation as a reversible command supporting undo and redo.

Measure CPU frame sections and GPU passes with appropriate profiling markers.

Interpret frame-time distributions rather than relying only on average frames per second.

Compare array-of-structures and structure-of-arrays layouts using a cache-sensitive benchmark.

Allocate short-lived per-frame data from a resettable linear arena.

Identify data races and define thread ownership for mutable engine resources before parallelizing work.

Implement a thread-safe work queue using a mutex and condition variable.

Load and prepare asset data in the background while creating GPU resources on the render thread.

Define measurable frame-time, memory, and world-size budgets for the vertical slice.

Stream terrain chunks around the camera without blocking the main update loop.

Spawn scripted agents from deterministic chunk data and have them request routes over the generated walkability grid.

Store player-authored world changes separately from seed-derived world data.

Write an automated reproducibility test that generates chunks in different orders and compares the resulting deterministic world records.

Evaluate the engine's subsystem boundaries and produce a prioritized roadmap covering modern rendering, animation, large-scale worlds, navigation and AI, networking, and advanced simulation.