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Game.cpp
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//
// Game.cpp
//
#include "pch.h"
#include "Game.h"
//toreorganise
#include <fstream>
#define MAX_LIVES 3
extern void ExitGame();
using namespace DirectX;
using namespace DirectX::SimpleMath;
using namespace ImGui;
using Microsoft::WRL::ComPtr;
Game::Game() noexcept(false)
{
m_deviceResources = std::make_unique<DX::DeviceResources>();
m_deviceResources->RegisterDeviceNotify(this);
}
Game::~Game()
{
#ifdef DXTK_AUDIO
if (m_audEngine)
{
m_audEngine->Suspend();
}
#endif
}
// Initialize the Direct3D resources required to run.
void Game::Initialize(HWND window, int width, int height)
{
m_input.Initialise(window);
m_deviceResources->SetWindow(window, width, height);
m_deviceResources->CreateDeviceResources();
CreateDeviceDependentResources();
m_deviceResources->CreateWindowSizeDependentResources();
CreateWindowSizeDependentResources();
//setup imgui. its up here cos we need the window handle too
//pulled from imgui directx11 example
IMGUI_CHECKVERSION();
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO(); (void)io;
io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
ImGui::StyleColorsDark();
ImGui_ImplWin32_Init(window); //tie to our window // hook it to window
ImGui_ImplDX11_Init(m_deviceResources->GetD3DDevice(), m_deviceResources->GetD3DDeviceContext()); //tie to directx
m_fullscreenRect.left = 20;
m_fullscreenRect.top = 20;
m_fullscreenRect.right = 500;
m_fullscreenRect.bottom = 300;
m_CameraViewRect.left = 500;
m_CameraViewRect.top = 0;
m_CameraViewRect.right = 800;
m_CameraViewRect.bottom = 240;
//setup light
m_Light.setAmbientColour(0.3f, 0.3f, 0.3f, 1.0f);
m_Light.setDiffuseColour(1.0f, 1.0f, 1.0f, 1.0f);
m_Light.setPosition(12.0f, 1.0f, 12.0f);
m_Light.setDirection(-1.0f, -1.0f, 0.0f);
// Variable Initialisation
isIntersecting = false;
m_playerInGrid = false;
m_isPlaying = false;
minimap = false;
enableBlur = false;
m_score = 0;
m_playerCells = 0;
// CellGrid search for player // move to separate function for level generation?
SetPlayerOnGrid();
//setup camera
//m_Camera01.setPosition(Vector3(0.0f, 2.0f, 0.0f)); // m_Grid.GetCameraCellPosition();
//m_Camera01.setPosition(m_Grid.GetPlayerCell().GetPosition());
//m_Camera01.setRotation(Vector3(-90.0f, -180.0f, 0.0f)); //orientation is -90 becuase zero will be looking up at the sky straight up.
#ifdef DXTK_AUDIO
// Create DirectXTK for Audio objects
AUDIO_ENGINE_FLAGS eflags = AudioEngine_Default;
#ifdef _DEBUG
eflags = eflags | AudioEngine_Debug;
#endif
m_audEngine = std::make_unique<AudioEngine>(eflags);
m_audioEvent = 0;
m_audioTimerAcc = 10.f;
m_retryDefault = false;
m_waveBank = std::make_unique<WaveBank>(m_audEngine.get(), L"adpcmdroid.xwb");
m_soundEffect = std::make_unique<SoundEffect>(m_audEngine.get(), L"MusicMono_adpcm.wav");
m_effect1 = m_soundEffect->CreateInstance();
m_effect2 = m_waveBank->CreateInstance(10);
m_effect1->Play(true);
m_effect2->Play();
#endif
}
#pragma region Frame Update
// Executes the basic game loop.
void Game::Tick()
{
//take in input
m_input.Update(); //update the hardware
m_gameInputCommands = m_input.getGameInput(); //retrieve the input for our game
//Update all game objects
m_timer.Tick([&]()
{
Update(m_timer);
});
//Render all game content.
Render();
#ifdef DXTK_AUDIO
// Only update audio engine once per frame
if (!m_audEngine->IsCriticalError() && m_audEngine->Update())
{
// Setup a retry in 1 second
m_audioTimerAcc = 1.f;
m_retryDefault = true;
}
#endif
}
// Updates the world.
void Game::Update(DX::StepTimer const& timer)
{
// Time.deltaTime equivelant
float deltaTime = float(timer.GetElapsedSeconds());
//this is hacky, i dont like this here.
auto device = m_deviceResources->GetD3DDevice();
//note that currently. Delta-time is not considered in the game object movement.
// camera is the player
/* Rotation */
if (m_gameInputCommands.left)
{
Vector3 rotation = m_Camera01.getRotation();
rotation.y = rotation.y -= m_Camera01.getRotationSpeed();
m_Camera01.setRotation(rotation);
}
if (m_gameInputCommands.right)
{
Vector3 rotation = m_Camera01.getRotation();
rotation.y = rotation.y += m_Camera01.getRotationSpeed();
m_Camera01.setRotation(rotation);
}
/* Movement */
if (!isIntersecting)
{
if (m_gameInputCommands.forward)
{
Vector3 position = m_Camera01.getPosition(); //get the position
position += (m_Camera01.getForward() * m_Camera01.getMoveSpeed()); //add the forward vector
if (position.x >= 25.f) {
position.x = 25.f;
}
if (position.x <= 0.f) {
position.x = 0.f;
}
if (position.z >= 25.f)
position.z = 25.0f;
if (position.z <= 0.f)
position.z = 0.f;
m_Camera01.setPosition(position);
}
if (m_gameInputCommands.back)
{
Vector3 position = m_Camera01.getPosition(); //get the position
position -= (m_Camera01.getForward() * m_Camera01.getMoveSpeed()); //add the forward vector
if (position.x >= 25.f) {
position.x = 25.f;
}
if (position.x <= 0.f) {
position.x = 0.f;
}
if (position.z >= 25.f)
position.z = 25.0f;
if (position.z <= 0.f)
position.z = 0.f;
m_Camera01.setPosition(position);
}
m_currentPlayerPosition = m_Camera01.getPosition();
}
else {
// if you intersect reset player position to playerCell
Vector3 newPosition = Vector3(m_colliderPosition.x + 0.5f, 0.5f, m_colliderPosition.z + 0.5f);
m_Camera01.setPosition(m_playerStartPosition); //m_colliderPosition + m_currentPlayerPosition
m_Camera01.setRotation(m_playerStartRotation);
if (m_score <= 0)
{
m_score = 0;
}
else {
m_score -= 10;
}
isIntersecting = false;
/*
if (m_forwardCollision)
{
m_Camera01.setPosition(Vector3(10,10,10));
}
if (m_backwardCollision)
{
//newPosition = m_colliderPosition + new
}
*/
}
if (m_gameInputCommands.up)
{
Vector3 position = m_Camera01.getPosition(); //get the position
position.y = position.y += m_Camera01.getMoveSpeed(); //add the forward vector
if (position.y >= 10.f) position.y = 10.0f;
m_Camera01.setPosition(position);
}
if (m_gameInputCommands.down)
{
Vector3 position = m_Camera01.getPosition(); //get the position
position.y = position.y -= m_Camera01.getMoveSpeed(); //add the forward vector
if (position.y <= 2.0f) position.y = 2.0f;
m_Camera01.setPosition(position);
}
/* Removed for final game */
if (m_gameInputCommands.lookUp)
{
Vector3 rotation = m_Camera01.getRotation();
rotation.x = rotation.x += m_Camera01.getRotationSpeed();
if (rotation.x >= -10.0f) rotation.x = -10.f;
m_Camera01.setRotation(rotation);
}
if (m_gameInputCommands.lookDown)
{
Vector3 rotation = m_Camera01.getRotation();
rotation.x = rotation.x -= m_Camera01.getRotationSpeed();
if (rotation.x <= -170.f) rotation.x = -170.f;
m_Camera01.setRotation(rotation);
}
if (m_gameInputCommands.generate)
{
m_Terrain.GenerateHeightMap(device);
}
if (m_gameInputCommands.midpoint) {
m_Terrain.GenerateMidpointHeightMap(device);
}
if (m_gameInputCommands.smoothen) {
m_Terrain.SmoothenHeightMap(device);
}
if (m_gameInputCommands.automata) {
m_Grid.nextGeneration();
}
if (m_gameInputCommands.minimap) {
minimap = !minimap;
}
if (m_gameInputCommands.bloom) {
enableBlur = !enableBlur;
}
m_Camera01.Update(); //camera update.
m_Terrain.Update(); //terrain update. doesnt do anything at the moment.
m_view = m_Camera01.getCameraMatrix();
m_world = Matrix::Identity;
/*create our UI*/ // Toggle on / off gui
SetupGUI();
std::wstring ws2 = L" Camera Position";
std::wstring ws1 = std::to_wstring(m_playerCells);
std::wstring s(ws1);
s += std::wstring(ws2);
const wchar_t* debug = s.c_str();
debugLine = debug;
// treasure box collision check
if (Intersect(m_playerBox, m_treasureBox))
{
debugLine = L"Treasure Box Collected!";
m_Grid.initializeGrid();
SetPlayerOnGrid();
m_score += 20;
//m_Grid.initializeGrid(); // take playerbox and treasure box
// initialize grid should also be fed to A Star
}
else {
debugLine = L"";
isIntersecting = false;
}
// Check intersection with each cell in grid
// Collision check
if (m_Grid.GetInitialised()) { // update happens before render, so this ensures render goes through first .. not sure about this check where grid initialisation is happening
// get set .. set when has finished rendering down below ..
for (int i = 0; i < m_Grid.Size(); i++)
{
for (int j = 0; j < m_Grid.Size(); j++)
{
if (IntersectCell(m_playerBox, m_Grid.cellMatrix[i][j]))
{
if (m_Grid.cellMatrix[i][j].GetState() == 1)
{
// Several states all at once //
//if (m_colliderPosition != m_Grid.cellMatrix[i][j].GetPosition())
//{
m_colliderPosition = m_Grid.cellMatrix[i][j].GetPosition(); // needs to be used
//}
if (m_colliderPosition == m_playerStartPosition)
{
m_Grid.initializeGrid();
SetPlayerOnGrid();
m_playerLives = MAX_LIVES;
}
else {
debugLine = L"Hit Wall!";
isIntersecting = true;
}
}
else {
//m_collisions--;
//debugLine = L"Collision Null";
}
//Intersect(m_playerBox, m_cellBox) ? isIntersecting = true : isIntersecting = false;
//isIntersecting ? debugLine = L"Collision Detected" : debugLine = L"Collision Null";
//debugLine = L"Collision Detected";
}
else {
m_isPlaying = true;
m_playerLives = MAX_LIVES;
//debugLine = L"Null";
//m_collisions--;
//debugLine = L"Collision Null";
//m_collisions--;
//debugLine = L"No Collision";
}
}
}
}
//debugLine = L"";
//debugLine = m_Camera01.getPosition().x;
//debugLine += m_Camera01.getPosition().z;
// Check intersection between two boxes
//Intersect(m_BoxOne, m_BoxTwo) ? debugLine = L"Collision Detected" : debugLine = L"Collision Null";
#ifdef DXTK_AUDIO
m_audioTimerAcc -= (float)timer.GetElapsedSeconds();
if (m_audioTimerAcc < 0)
{
if (m_retryDefault)
{
m_retryDefault = false;
if (m_audEngine->Reset())
{
// Restart looping audio
m_effect1->Play(true);
}
}
else
{
m_audioTimerAcc = 4.f;
m_waveBank->Play(m_audioEvent++);
if (m_audioEvent >= 11)
m_audioEvent = 0;
}
}
#endif
if (m_input.Quit())
{
ExitGame();
}
}
#pragma endregion
#pragma region Frame Render
// Draws the scene.
void Game::Render()
{
// Don't try to render anything before the first Update.
if (m_timer.GetFrameCount() == 0)
{
return;
}
Clear();
m_deviceResources->PIXBeginEvent(L"Render");
auto context = m_deviceResources->GetD3DDeviceContext();
auto renderTargetView = m_deviceResources->GetRenderTargetView();
auto depthTargetView = m_deviceResources->GetDepthStencilView();
// Draw skybox here // translate to camera position
context->OMSetBlendState(m_states->Opaque(), nullptr, 0xFFFFFFFF);
context->OMSetDepthStencilState(m_states->DepthNone(), 0);
context->RSSetState(m_states->CullNone());
m_world = SimpleMath::Matrix::Identity;
SimpleMath::Matrix skyboxPosition = SimpleMath::Matrix::CreateTranslation(m_Camera01.getPosition());
m_world = m_world * skyboxPosition;
// Turn our shaders on, set parameters // MuseumFloor
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture5.Get());
//render our model
m_Skybox.Render(context);
//Reset Rendering states.
context->OMSetBlendState(m_states->Opaque(), nullptr, 0xFFFFFFFF);
context->OMSetDepthStencilState(m_states->DepthDefault(), 0);
context->RSSetState(m_states->CullClockwise());
//context->RSSetState(m_states->Wireframe()); // this enables wireframe
// Minimap Render to Texture
RenderTextureMinimap();
if (enableBlur)
{
Blur();
}
else {
//prepare transform for floor object.
m_world = SimpleMath::Matrix::Identity; //set world back to identity
SimpleMath::Matrix newPosition3 = SimpleMath::Matrix::CreateTranslation(0.0f, 0.0f, 0.0f);
SimpleMath::Matrix newScale = SimpleMath::Matrix::CreateScale(0.1); //scale the terrain down a little.
m_world = m_world * newScale * newPosition3;
//setup and draw floor
m_BasicShaderPair_Heightmap.EnableShader(context);
m_BasicShaderPair_Heightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture1.Get());
m_Terrain.Render(context);
// CellGrid
for (int i = 0; i < m_Grid.Size(); i++)
{
for (int j = 0; j < m_Grid.Size(); j++)
{
Vector3 tempPosition = DirectX::SimpleMath::Vector3(i, 0.5f, j);
m_Grid.cellMatrix[i][j].SetPosition(tempPosition);
m_Grid.cellMatrix[i][j].SetCentre(tempPosition);
m_world = SimpleMath::Matrix::Identity; //set world back to identity
newPosition3 = SimpleMath::Matrix::CreateTranslation(m_Grid.cellMatrix[i][j].GetPosition());
m_world = m_world * newPosition3;
if (m_Grid.cellMatrix[i][j].GetState() == 1)
{
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture2.Get());
m_cellBox.SetCentre(m_Grid.cellMatrix[i][j].GetPosition());
m_cellBox.Render(context);
}
else if (m_Grid.cellMatrix[i][j].GetState() == 3)
{
//setup and draw treasure // draw object
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture3.Get());
m_treasureBox.SetCentre(m_Grid.cellMatrix[i][j].GetPosition());
m_treasureBox.Render(context);
}
else {
// do nothing
}
}
}
/* First render player so that Intersect will know beforehand where player is in current point of time */
//prepare transform for Player object. // set coordinates
m_world = SimpleMath::Matrix::Identity; //set world back to identity
newPosition3 = SimpleMath::Matrix::CreateTranslation(m_Camera01.getPosition().x, m_Camera01.getPosition().y, m_Camera01.getPosition().z);
m_playerBox.SetCentre(m_Camera01.getPosition());
newScale = SimpleMath::Matrix::CreateScale(1);
m_world = m_world * newScale * newPosition3;
//setup and draw rectangle
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, NULL); // invisible collision box for player
m_playerBox.Render(context);
}
if (!m_Grid.GetInitialised()) {
m_Grid.SetInitialised(true);
}
//render our GUI
//ImGui::Render();
//ImGui_ImplDX11_RenderDrawData(ImGui::GetDrawData());
// Hides GUI
ImGui::EndFrame();
/* FPS */
std::wstring ws2 = L" FPS";
std::wstring ws1 = std::to_wstring(m_timer.GetFramesPerSecond());
std::wstring s_fps(ws1);
s_fps += std::wstring(ws2);
const wchar_t* fps = s_fps.c_str();
/* PlayerScore */
std::wstring ws4 = L" points";
std::wstring ws3 = std::to_wstring(m_score);
std::wstring s_playerScore(ws3);
s_playerScore += std::wstring(ws4);
const wchar_t* playerScore = s_playerScore.c_str();
/* Distance to Treasure */
std::wstring ws5 = std::to_wstring(*m_Grid.GetDistance());
std::wstring ws6 = L" cells";
std::wstring s_treasureDistance(ws5);
s_treasureDistance += std::wstring(ws6);
const wchar_t* distance = s_treasureDistance.c_str();
// Draw Text to the screen
m_sprites->Begin();
m_font->DrawString(m_sprites.get(), L"Find the treasure!", XMFLOAT2((m_deviceResources->GetScreenViewport().Width / 2) - 100.0f, m_deviceResources->GetScreenViewport().TopLeftY), Colors::Yellow);
if (*m_Grid.GetDistance() != 0)
{
//m_font->DrawString(m_sprites.get(), distance, XMFLOAT2((m_deviceResources->GetScreenViewport().Width) - 100.0f, m_deviceResources->GetScreenViewport().TopLeftY), Colors::Yellow);
}
else
{
//m_font->DrawString(m_sprites.get(), L"Press G", XMFLOAT2((m_deviceResources->GetScreenViewport().Width) - 100.0f, m_deviceResources->GetScreenViewport().TopLeftY), Colors::Yellow);
}
m_font->DrawString(m_sprites.get(), fps, XMFLOAT2(5, m_deviceResources->GetScreenViewport().Height - 40.f), Colors::White);
m_font->DrawString(m_sprites.get(), L"G - Next iteration in Cellular Automata | V - Render to Texture | B - Blur", XMFLOAT2((m_deviceResources->GetScreenViewport().Width / 2) - 400.0f, m_deviceResources->GetScreenViewport().Height - 40.f), Colors::Yellow);
m_font->DrawString(m_sprites.get(), playerScore, XMFLOAT2(m_deviceResources->GetScreenViewport().Width - 110.0f, m_deviceResources->GetScreenViewport().Height - 40.f), Colors::White);
//m_font->DrawString(m_sprites.get(), debugLine.c_str(), XMFLOAT2(10, 40), Colors::Yellow);
m_sprites->End();
// Draw our sprite with the render texture displayed on it.
if (minimap)
{
m_sprites->Begin();
m_sprites->Draw(m_FirstRenderPass->getShaderResourceView(), m_fullscreenRect);
m_sprites->End();
}
// Show the new frame.
m_deviceResources->Present();
}
void Game::RenderTextureMinimap() {
auto context = m_deviceResources->GetD3DDeviceContext();
auto renderTargetView = m_deviceResources->GetRenderTargetView();
auto depthTargetView = m_deviceResources->GetDepthStencilView();
// Set the render target to be the render to texture.
m_FirstRenderPass->setRenderTarget(context);
// Clear the render to texture.
m_FirstRenderPass->clearRenderTarget(context, 0.8f, 0.8f, 0.8f, 1.0f);
//prepare transform for floor object.
m_world = SimpleMath::Matrix::Identity; //set world back to identity
SimpleMath::Matrix newPosition3 = SimpleMath::Matrix::CreateTranslation(0.0f, 0.0f, 0.0f);
SimpleMath::Matrix newScale = SimpleMath::Matrix::CreateScale(0.1); //scale the terrain down a little.
m_world = m_world * newScale * newPosition3;
//setup and draw floor
m_BasicShaderPair_Heightmap.EnableShader(context);
m_BasicShaderPair_Heightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture1.Get());
m_Terrain.Render(context);
// CellGrid
for (int i = 0; i < m_Grid.Size(); i++)
{
for (int j = 0; j < m_Grid.Size(); j++)
{
Vector3 tempPosition = DirectX::SimpleMath::Vector3(i, 0.5f, j);
m_Grid.cellMatrix[i][j].SetPosition(tempPosition);
m_Grid.cellMatrix[i][j].SetCentre(tempPosition);
m_world = SimpleMath::Matrix::Identity; //set world back to identity
newPosition3 = SimpleMath::Matrix::CreateTranslation(m_Grid.cellMatrix[i][j].GetPosition());
m_world = m_world * newPosition3;
if (m_Grid.cellMatrix[i][j].GetState() == 1)
{
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture2.Get());
m_cellBox.SetCentre(m_Grid.cellMatrix[i][j].GetPosition());
m_cellBox.Render(context);
}
else if (m_Grid.cellMatrix[i][j].GetState() == 3)
{
//setup and draw treasure // draw object
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture3.Get());
m_treasureBox.SetCentre(m_Grid.cellMatrix[i][j].GetPosition());
m_treasureBox.Render(context);
}
else {
// do nothing
}
}
}
/* First render player so that Intersect will know beforehand where player is in current point of time */
//prepare transform for Player object. // set coordinates
m_world = SimpleMath::Matrix::Identity; //set world back to identity
newPosition3 = SimpleMath::Matrix::CreateTranslation(m_Camera01.getPosition().x, m_Camera01.getPosition().y, m_Camera01.getPosition().z);
m_playerBox.SetCentre(m_Camera01.getPosition());
newScale = SimpleMath::Matrix::CreateScale(1);
m_world = m_world * newScale * newPosition3;
//setup and draw rectangle
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture4.Get()); // show texture for minimap
m_playerBox.Render(context);
// Reset the render target back to the original back buffer and not the render to texture anymore.
context->OMSetRenderTargets(1, &renderTargetView, depthTargetView);
}
bool Game::Intersect(ModelClass a, ModelClass b)
{
float aMinX, aMaxX, aMinY, aMaxY, aMinZ, aMaxZ = 0.f;
float bMinX, bMaxX, bMinY, bMaxY, bMinZ, bMaxZ = 0.f;
float widthA = a.GetDimensions().x;
float widthB = b.GetDimensions().x;
float heightA = a.GetDimensions().y;
float heightB = b.GetDimensions().y;
float depthA = a.GetDimensions().z;
float depthB = b.GetDimensions().z;
aMinX = a.GetCentre().x - (widthA / 2);
aMaxX = a.GetCentre().x + (widthA / 2);
aMinY = a.GetCentre().y - (heightA / 2);
aMaxY = a.GetCentre().y + (heightA / 2);
aMinZ = a.GetCentre().z - (depthA / 2);
aMaxZ = a.GetCentre().z + (depthA / 2);
bMinX = b.GetCentre().x - (widthB / 2);
bMaxX = b.GetCentre().x + (widthB / 2);
bMinY = b.GetCentre().y - (heightB / 2);
bMaxY = b.GetCentre().y + (heightB / 2);
bMinZ = b.GetCentre().z - (depthB / 2);
bMaxZ = b.GetCentre().z + (depthB / 2);
// Get two boxes and check collisions between them AABB
return (aMinX <= bMaxX && aMaxX >= bMinX) &&
(aMinY <= bMaxY && aMaxY >= bMinY) &&
(aMinZ <= bMaxZ && aMaxZ >= bMinZ);
}
bool Game::IntersectCell(ModelClass a, Cell b)
{
float aMinX, aMaxX, aMinY, aMaxY, aMinZ, aMaxZ = 0.f;
float bMinX, bMaxX, bMinY, bMaxY, bMinZ, bMaxZ = 0.f;
float widthA = a.GetDimensions().x;
float widthB = b.GetDimensions().x;
float heightA = a.GetDimensions().y;
float heightB = b.GetDimensions().y;
float depthA = a.GetDimensions().z;
float depthB = b.GetDimensions().z;
aMinX = a.GetCentre().x - (widthA / 2);
aMaxX = a.GetCentre().x + (widthA / 2);
aMinY = a.GetCentre().y - (heightA / 2);
aMaxY = a.GetCentre().y + (heightA / 2);
aMinZ = a.GetCentre().z - (depthA / 2);
aMaxZ = a.GetCentre().z + (depthA / 2);
bMinX = b.GetCentre().x - (widthB / 2);
bMaxX = b.GetCentre().x + (widthB / 2);
bMinY = b.GetCentre().y - (heightB / 2);
bMaxY = b.GetCentre().y + (heightB / 2);
bMinZ = b.GetCentre().z - (depthB / 2);
bMaxZ = b.GetCentre().z + (depthB / 2);
if (aMinX <= bMaxX && aMaxX >= bMinX)
{
m_backwardCollision = true;
}
else if (aMinZ <= bMaxZ && aMaxZ >= bMinZ)
{
m_forwardCollision = true;
}
// Get two boxes and check collisions between them AABB
return (aMinX <= bMaxX && aMaxX >= bMinX) &&
(aMinY <= bMaxY && aMaxY >= bMinY) &&
(aMinZ <= bMaxZ && aMaxZ >= bMinZ);
}
// Initiates player on grid
void Game::SetPlayerOnGrid()
{
for (int i = 0; i < m_Grid.Size(); i++)
{
for (int j = 0; j < m_Grid.Size(); j++)
{
int randomValue = rand() % (m_Grid.Size() - 1) + 1;
// without this playercell will be at origin
m_playerStartPosition = Vector3(randomValue, 0.5f, randomValue);
m_playerStartRotation = Vector3(-90.0f, 0.0f, 0.0f);
if (m_Grid.cellMatrix[i][j].GetState() == 2)
{
m_Grid.cellMatrix[i][j].SetPosition(m_playerStartPosition);
m_Grid.cellMatrix[i][j].SetCentre(m_playerStartPosition);
m_Grid.ResetPlayerInStateMatrix(j, i);
m_Camera01.setPosition(m_Grid.cellMatrix[i][j].GetPosition());
m_Camera01.setRotation(m_playerStartRotation);
m_playerCells++;
return;
}
}
}
}
// Helper method to clear the back buffers.
void Game::Clear()
{
m_deviceResources->PIXBeginEvent(L"Clear");
// Clear the views.
auto context = m_deviceResources->GetD3DDeviceContext();
auto renderTarget = m_deviceResources->GetRenderTargetView();
auto depthStencil = m_deviceResources->GetDepthStencilView();
context->ClearRenderTargetView(renderTarget, Colors::CornflowerBlue);
context->ClearDepthStencilView(depthStencil, D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, 1.0f, 0);
context->OMSetRenderTargets(1, &renderTarget, depthStencil);
// Set the viewport.
auto viewport = m_deviceResources->GetScreenViewport();
context->RSSetViewports(1, &viewport);
m_deviceResources->PIXEndEvent();
}
#pragma endregion
#pragma region Message Handlers
// Message handlers
void Game::OnActivated()
{
}
void Game::OnDeactivated()
{
}
void Game::OnSuspending()
{
#ifdef DXTK_AUDIO
m_audEngine->Suspend();
#endif
}
void Game::OnResuming()
{
m_timer.ResetElapsedTime();
#ifdef DXTK_AUDIO
m_audEngine->Resume();
#endif
}
void Game::OnWindowMoved()
{
auto r = m_deviceResources->GetOutputSize();
m_deviceResources->WindowSizeChanged(r.right, r.bottom);
}
void Game::OnWindowSizeChanged(int width, int height)
{
if (!m_deviceResources->WindowSizeChanged(width, height))
return;
CreateWindowSizeDependentResources();
}
#ifdef DXTK_AUDIO
void Game::NewAudioDevice()
{
if (m_audEngine && !m_audEngine->IsAudioDevicePresent())
{
// Setup a retry in 1 second
m_audioTimerAcc = 1.f;
m_retryDefault = true;
}
}
#endif
// Properties
void Game::GetDefaultSize(int& width, int& height) const
{
width = 1920;
height = 1080;
}
#pragma endregion
#pragma region Direct3D Resources
// These are the resources that depend on the device.
void Game::CreateDeviceDependentResources()
{
auto context = m_deviceResources->GetD3DDeviceContext();
auto device = m_deviceResources->GetD3DDevice();
m_states = std::make_unique<CommonStates>(device);
m_fxFactory = std::make_unique<EffectFactory>(device);
m_sprites = std::make_unique<SpriteBatch>(context);
m_font = std::make_unique<SpriteFont>(device, L"SegoeUI_18.spritefont");
m_batch = std::make_unique<PrimitiveBatch<VertexPositionColor>>(context);
m_postProcess = std::make_unique<BasicPostProcess>(device);
//setup our terrain // first step for generation terrain, flat surface xz plane through 2D Array
//m_Terrain.Initialize(device, 128, 128);
//m_Terrain.Initialize(device, 129, 129);
m_Terrain.Initialize(device, 257, 257); // 257
m_Skybox.InitializeBox(device, 1.0f, 1.0f, 1.0f);
m_cellBox.InitializeBox(device, 1, 1, 1);
m_playerBox.InitializeBox(device, 0.5, 0.5, 0.5); // more accurate collision detection
m_treasureBox.InitializeBox(device, 1, 1, 1);
m_Grid.initializeGrid();
//load and set up our Vertex and Pixel Shaders
m_BasicShaderPair_Heightmap.InitStandard(device, L"light_vs.cso", L"light_ps.cso");
m_BasicShaderPair_NoHeightmap.InitStandard(device, L"light_vs.cso", L"light_ps_noheightmap.cso");
//load Textures
CreateDDSTextureFromFile(device, L"moon.dds", nullptr, m_texture1.ReleaseAndGetAddressOf()); // terrain / floor
CreateDDSTextureFromFile(device, L"obstaclecell.dds", nullptr, m_texture2.ReleaseAndGetAddressOf()); // obstacle cell
CreateDDSTextureFromFile(device, L"treasurecoin.dds", nullptr, m_texture3.ReleaseAndGetAddressOf()); // treasure
CreateDDSTextureFromFile(device, L"playercell.dds", nullptr, m_texture4.ReleaseAndGetAddressOf()); // player on minimap
CreateDDSTextureFromFile(device, L"skybox.dds", nullptr, m_texture5.ReleaseAndGetAddressOf()); // skybox
//Initialise Render to texture
m_FirstRenderPass = new RenderTexture(device, 1920, 1080, 1, 2); //last two properties are not used, cannot be zero or equal value //minimap
m_RenderTexture = new RenderTexture(device, 1920, 1080, 1, 2); //blur
}
// Allocate all memory resources that change on a window SizeChanged event.
void Game::CreateWindowSizeDependentResources()
{
auto size = m_deviceResources->GetOutputSize();
float aspectRatio = float(size.right) / float(size.bottom);
float fovAngleY = 70.0f * XM_PI / 180.0f;
// This is a simple example of change that can be made when the app is in
// portrait or snapped view.
if (aspectRatio < 1.0f)
{
fovAngleY *= 2.0f;
}
// This sample makes use of a right-handed coordinate system using row-major matrices.
m_projection = Matrix::CreatePerspectiveFieldOfView(
fovAngleY,
aspectRatio,
0.01f,
100.0f
);
}
void Game::SetupGUI()
{
ImGui_ImplDX11_NewFrame();
ImGui_ImplWin32_NewFrame();
ImGui::NewFrame();
ImGui::Begin("Sin Wave Parameters");
ImGui::SliderFloat("Wave Amplitude", m_Terrain.GetAmplitude(), 0.0f, 10.0f);
ImGui::SliderFloat("Wavelength", m_Terrain.GetWavelength(), 0.0f, 1.0f);
ImGui::End();
}
void Game::Blur()
{
auto context = m_deviceResources->GetD3DDeviceContext();
auto renderTargetView = m_deviceResources->GetRenderTargetView();
auto depthTargetView = m_deviceResources->GetDepthStencilView();
// Set the render target to be the render to texture.
m_RenderTexture->setRenderTarget(context);
// Clear the render to texture.
m_RenderTexture->clearRenderTarget(context, 0.0f, 0.0f, 0.0f, 1.0f);
// Draw skybox here // translate to camera position
context->OMSetBlendState(m_states->Opaque(), nullptr, 0xFFFFFFFF);
context->OMSetDepthStencilState(m_states->DepthNone(), 0);
context->RSSetState(m_states->CullNone());
m_world = SimpleMath::Matrix::Identity;
SimpleMath::Matrix skyboxPosition = SimpleMath::Matrix::CreateTranslation(m_Camera01.getPosition());
m_world = m_world * skyboxPosition;
// Turn our shaders on, set parameters // MuseumFloor
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture5.Get());
//render our model
m_Skybox.Render(context);
//Reset Rendering states.
context->OMSetBlendState(m_states->Opaque(), nullptr, 0xFFFFFFFF);
context->OMSetDepthStencilState(m_states->DepthDefault(), 0);
context->RSSetState(m_states->CullClockwise());
//prepare transform for floor object.
m_world = SimpleMath::Matrix::Identity; //set world back to identity
SimpleMath::Matrix newPosition3 = SimpleMath::Matrix::CreateTranslation(0.0f, 0.0f, 0.0f);
SimpleMath::Matrix newScale = SimpleMath::Matrix::CreateScale(0.1); //scale the terrain down a little.
m_world = m_world * newScale * newPosition3;
//setup and draw floor
m_BasicShaderPair_Heightmap.EnableShader(context);
m_BasicShaderPair_Heightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture1.Get());
m_Terrain.Render(context);
// CellGrid
for (int i = 0; i < m_Grid.Size(); i++)
{
for (int j = 0; j < m_Grid.Size(); j++)
{
Vector3 tempPosition = DirectX::SimpleMath::Vector3(i, 0.5f, j);
m_Grid.cellMatrix[i][j].SetPosition(tempPosition);
m_Grid.cellMatrix[i][j].SetCentre(tempPosition);
m_world = SimpleMath::Matrix::Identity; //set world back to identity
newPosition3 = SimpleMath::Matrix::CreateTranslation(m_Grid.cellMatrix[i][j].GetPosition());
m_world = m_world * newPosition3;
if (m_Grid.cellMatrix[i][j].GetState() == 1)
{
m_BasicShaderPair_NoHeightmap.EnableShader(context);
m_BasicShaderPair_NoHeightmap.SetShaderParameters(context, &m_world, &m_view, &m_projection, &m_Light, m_texture2.Get());
m_cellBox.SetCentre(m_Grid.cellMatrix[i][j].GetPosition());
m_cellBox.Render(context);