CLightning rewrite
Piotr Dziwinski
parent
703f03f316
commit
37302a2504
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@ -19,6 +19,17 @@
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#include "graphics/engine/lightning.h"
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#include "common/logger.h"
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#include "common/iman.h"
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#include "graphics/core/device.h"
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#include "graphics/engine/camera.h"
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#include "graphics/engine/terrain.h"
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#include "object/object.h"
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#include "object/auto/autopara.h"
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#include "math/geometry.h"
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// Graphics module namespace
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@ -27,68 +38,380 @@ namespace Gfx {
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CLightning::CLightning(CInstanceManager* iMan, CEngine* engine)
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{
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GetLogger()->Trace("CLightning::CLightning() stub!\n");
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// TODO!
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m_iMan = iMan;
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m_iMan->AddInstance(CLASS_BLITZ, this);
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m_engine = engine;
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m_terrain = nullptr;
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m_camera = nullptr;
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m_sound = nullptr;
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Flush();
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}
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CLightning::~CLightning()
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{
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GetLogger()->Trace("CLightning::~CLightning() stub!\n");
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// TODO!
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}
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void CLightning::Flush()
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{
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GetLogger()->Trace("CLightning::Flush() stub!\n");
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// TODO!
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m_lightningExists = false;
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m_phase = LP_WAIT;
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m_speed = 0.0f;
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m_progress = 0.0f;
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for (int i = 0; i < FLASH_SEGMENTS; i++)
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{
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m_shift[i] = Math::Point(0.0f, 0.0f);
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m_width[i] = 1.0f;
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}
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}
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bool CLightning::EventProcess(const Event &event)
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{
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GetLogger()->Trace("CLightning::EventProcess() stub!\n");
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// TODO!
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if (event.type == EVENT_FRAME)
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return EventFrame(event);
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return true;
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}
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bool CLightning::EventFrame(const Event &event)
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{
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if (m_engine->GetPause()) return true;
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if (m_engine->GetMovieLock()) return true;
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m_progress += event.rTime*m_speed;
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if (m_phase == LP_WAIT)
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{
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if (m_progress >= 1.0f)
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{
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m_pos.x = (Math::Rand()-0.5f)*(3200.0f-200.0f);
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m_pos.z = (Math::Rand()-0.5f)*(3200.0f-200.0f);
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m_pos.y = 0.0f;
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CObject* obj = SearchObject(m_pos);
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if (obj == nullptr)
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{
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m_terrain->AdjustToFloor(m_pos, true);
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}
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else
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{
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m_pos = obj->GetPosition(0);
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m_terrain->AdjustToFloor(m_pos, true);
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ObjectType type = obj->GetType();
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if (type == OBJECT_BASE)
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{
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m_pos.y += 120.0f; // top of the rocket
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}
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else if (type == OBJECT_PARA)
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{
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CAutoPara* automat = dynamic_cast<CAutoPara*>(obj->GetAuto());
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if (automat != nullptr)
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automat->StartLightning();
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m_pos.y += 67.0f; // top of lightning rod
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}
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else
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{
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obj->ExploObject(EXPLO_BOUM, 1.0f);
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}
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}
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Math::Vector eye = m_engine->GetEyePt();
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float dist = Math::Distance(m_pos, eye);
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float deep = m_engine->GetDeepView();
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if (dist < deep)
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{
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Math::Vector pos = eye+((m_pos-eye)*0.2f); // like so close!
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m_sound->Play(SOUND_BLITZ, pos);
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m_camera->StartOver(CAM_OVER_EFFECT_LIGHTNING, m_pos, 1.0f);
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m_phase = LP_FLASH;
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m_progress = 0.0f;
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m_speed = 1.0f;
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}
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}
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}
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if (m_phase == LP_FLASH)
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{
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if (m_progress < 1.0f)
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{
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float max = 5.0f;
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for (int i = 0; i < FLASH_SEGMENTS; i++)
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{
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max += 0.4f;
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m_shift[i].x += (Math::Rand()-0.5f)*max*2.0f;
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if ( m_shift[i].x < -max ) m_shift[i].x = -max;
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if ( m_shift[i].x > max ) m_shift[i].x = max;
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m_shift[i].y += (Math::Rand()-0.5f)*max*2.0f;
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if ( m_shift[i].y < -max ) m_shift[i].y = -max;
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if ( m_shift[i].y > max ) m_shift[i].y = max;
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m_width[i] += (Math::Rand()-0.5f)*2.0f;
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if ( m_width[i] < 1.0f ) m_width[i] = 1.0f;
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if ( m_width[i] > 6.0f ) m_width[i] = 6.0f;
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}
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m_shift[0].x = 0.0f;
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m_shift[0].y = 0.0f;
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m_width[0] = 0.0f;
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}
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else
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{
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m_phase = LP_WAIT;
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m_progress = 0.0f;
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m_speed = 1.0f / (1.0f+Math::Rand()*m_delay);
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}
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}
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return true;
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}
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bool CLightning::Create(float sleep, float delay, float magnetic)
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{
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GetLogger()->Trace("CLightning::Create() stub!\n");
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// TODO!
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return true;
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m_lightningExists = true;
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if (sleep < 1.0f) sleep = 1.0f;
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m_sleep = sleep;
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m_delay = delay;
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m_magnetic = magnetic;
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m_phase = LP_WAIT;
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m_progress = 0.0f;
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m_speed = 1.0f / m_sleep;
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if (m_terrain == nullptr)
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m_terrain = static_cast<CTerrain*>(m_iMan->SearchInstance(CLASS_TERRAIN));
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if (m_camera == nullptr)
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m_camera = static_cast<CCamera*>(m_iMan->SearchInstance(CLASS_CAMERA));
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if (m_sound == nullptr)
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m_sound = static_cast<CSoundInterface*>(m_iMan->SearchInstance(CLASS_SOUND));
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return false;
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}
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bool CLightning::GetStatus(float &sleep, float &delay, float &magnetic, float &progress)
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{
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GetLogger()->Trace("CLightning::GetStatus() stub!\n");
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// TODO!
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if (! m_lightningExists) return false;
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sleep = m_sleep;
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delay = m_delay;
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magnetic = m_magnetic;
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progress = m_progress;
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return true;
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}
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bool CLightning::SetStatus(float sleep, float delay, float magnetic, float progress)
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{
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GetLogger()->Trace("CLightning::SetStatus() stub!\n");
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// TODO!
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m_lightningExists = true;
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m_sleep = sleep;
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m_delay = delay;
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m_magnetic = magnetic;
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m_progress = progress;
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m_phase = LP_WAIT;
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m_speed = 1.0f/m_sleep;
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return true;
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}
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void CLightning::Draw()
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{
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GetLogger()->Trace("CLightning::Draw() stub!\n");
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// TODO!
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}
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if (!m_lightningExists) return;
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if (m_phase != LP_FLASH) return;
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bool CLightning::EventFrame(const Event &event)
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{
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GetLogger()->Trace("CLightning::EventFrame() stub!\n");
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// TODO!
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return true;
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CDevice* device = m_engine->GetDevice();
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Math::Matrix mat;
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mat.LoadIdentity();
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device->SetTransform(TRANSFORM_WORLD, mat);
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m_engine->SetTexture("effect00.png");
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m_engine->SetState(ENG_RSTATE_TTEXTURE_BLACK);
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Math::Point texInf;
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texInf.x = 64.5f/256.0f;
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texInf.y = 33.0f/256.0f;
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Math::Point texSup;
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texSup.x = 95.5f/256.0f;
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texSup.y = 34.0f/256.0f; // blank
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Math::Vector p1 = m_pos;
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Math::Vector eye = m_engine->GetEyePt();
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float a = Math::RotateAngle(eye.x-p1.x, eye.z-p1.z);
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Math::Vector n = Math::Normalize(p1-eye);
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Math::Vector corner[4];
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Vertex vertex[4];
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for (int i = 0; i < FLASH_SEGMENTS-1; i++)
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{
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Math::Vector p2 = p1;
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p2.y += 8.0f+0.2f*i;
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Math::Point rot;
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Math::Vector p = p1;
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p.x += m_width[i];
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rot = Math::RotatePoint(Math::Point(p1.x, p1.z), a+Math::PI/2.0f, Math::Point(p.x, p.z));
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corner[0].x = rot.x+m_shift[i].x;
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corner[0].y = p1.y;
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corner[0].z = rot.y+m_shift[i].y;
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rot = Math::RotatePoint(Math::Point(p1.x, p1.z), a-Math::PI/2.0f, Math::Point(p.x, p.z));
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corner[1].x = rot.x+m_shift[i].x;
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corner[1].y = p1.y;
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corner[1].z = rot.y+m_shift[i].y;
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p = p2;
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p.x += m_width[i+1];
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rot = Math::RotatePoint(Math::Point(p2.x, p2.z), a+Math::PI/2.0f, Math::Point(p.x, p.z));
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corner[2].x = rot.x+m_shift[i+1].x;
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corner[2].y = p2.y;
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corner[2].z = rot.y+m_shift[i+1].y;
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rot = Math::RotatePoint(Math::Point(p2.x, p2.z), a-Math::PI/2.0f, Math::Point(p.x, p.z));
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corner[3].x = rot.x+m_shift[i+1].x;
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corner[3].y = p2.y;
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corner[3].z = rot.y+m_shift[i+1].y;
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if (p2.y < p1.y)
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{
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vertex[0] = Vertex(corner[1], n, Math::Point(texSup.x, texSup.y));
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vertex[1] = Vertex(corner[0], n, Math::Point(texInf.x, texSup.y));
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vertex[2] = Vertex(corner[3], n, Math::Point(texSup.x, texInf.y));
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vertex[3] = Vertex(corner[2], n, Math::Point(texInf.x, texInf.y));
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}
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else
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{
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vertex[0] = Vertex(corner[0], n, Math::Point(texSup.x, texSup.y));
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vertex[1] = Vertex(corner[1], n, Math::Point(texInf.x, texSup.y));
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vertex[2] = Vertex(corner[2], n, Math::Point(texSup.x, texInf.y));
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vertex[3] = Vertex(corner[3], n, Math::Point(texInf.x, texInf.y));
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}
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device->DrawPrimitive(PRIMITIVE_TRIANGLE_STRIP, vertex, 4);
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m_engine->AddStatisticTriangle(2);
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p1 = p2;
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}
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}
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CObject* CLightning::SearchObject(Math::Vector pos)
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{
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GetLogger()->Trace("CLightning::SearchObject() stub!\n");
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// TODO!
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return nullptr;
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// Lightning conductors
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std::vector<CObject*> paraObj;
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paraObj.reserve(100);
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std::vector<Math::Vector> paraObjPos;
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paraObjPos.reserve(100);
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// Seeking the object closest to the point of impact of lightning.
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CObject* bestObj = 0;
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float min = 100000.0f;
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for (int i = 0; i < 1000000; i++)
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{
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CObject* obj = static_cast<CObject*>( m_iMan->SearchInstance(CLASS_OBJECT, i) );
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if (obj == nullptr) break;
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if (!obj->GetActif()) continue; // inactive object?
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if (obj->GetTruck() != nullptr) continue; // object transported?
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ObjectType type = obj->GetType();
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if ( type == OBJECT_BASE ||
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type == OBJECT_PARA ) // building a lightning effect?
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{
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paraObj.push_back(obj);
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paraObjPos.push_back(obj->GetPosition(0));
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}
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float detect = 0.0f;
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if ( type == OBJECT_BASE ||
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type == OBJECT_DERRICK ||
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type == OBJECT_FACTORY ||
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type == OBJECT_REPAIR ||
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type == OBJECT_DESTROYER||
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type == OBJECT_STATION ||
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type == OBJECT_CONVERT ||
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type == OBJECT_TOWER ||
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type == OBJECT_RESEARCH ||
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type == OBJECT_RADAR ||
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type == OBJECT_INFO ||
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type == OBJECT_ENERGY ||
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type == OBJECT_LABO ||
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type == OBJECT_NUCLEAR ||
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type == OBJECT_PARA ||
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type == OBJECT_SAFE ||
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type == OBJECT_HUSTON )
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{
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detect = m_magnetic;
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}
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if ( type == OBJECT_METAL ||
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type == OBJECT_POWER ||
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type == OBJECT_ATOMIC )
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{
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detect = m_magnetic*0.3f;
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}
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if ( type == OBJECT_MOBILEfa ||
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type == OBJECT_MOBILEta ||
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type == OBJECT_MOBILEwa ||
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type == OBJECT_MOBILEia ||
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type == OBJECT_MOBILEfc ||
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type == OBJECT_MOBILEtc ||
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type == OBJECT_MOBILEwc ||
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type == OBJECT_MOBILEic ||
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type == OBJECT_MOBILEfi ||
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type == OBJECT_MOBILEti ||
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type == OBJECT_MOBILEwi ||
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type == OBJECT_MOBILEii ||
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type == OBJECT_MOBILEfs ||
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type == OBJECT_MOBILEts ||
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type == OBJECT_MOBILEws ||
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type == OBJECT_MOBILEis ||
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type == OBJECT_MOBILErt ||
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type == OBJECT_MOBILErc ||
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type == OBJECT_MOBILErr ||
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type == OBJECT_MOBILErs ||
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type == OBJECT_MOBILEsa ||
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type == OBJECT_MOBILEft ||
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type == OBJECT_MOBILEtt ||
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type == OBJECT_MOBILEwt ||
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type == OBJECT_MOBILEit ||
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type == OBJECT_MOBILEdr )
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{
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detect = m_magnetic*0.5f;
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}
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if (detect == 0.0f) continue;
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Math::Vector oPos = obj->GetPosition(0);
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float dist = Math::DistanceProjected(oPos, pos);
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if (dist > detect) continue;
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if (dist < min)
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{
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min = dist;
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bestObj = obj;
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}
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}
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if (bestObj == nullptr)
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return nullptr; // nothing found
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// Under the protection of a lightning conductor?
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Math::Vector oPos = bestObj->GetPosition(0);
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for (int i = paraObj.size()-1; i >= 0; i--)
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{
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float dist = Math::DistanceProjected(oPos, paraObjPos[i]);
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if (dist <= LTNG_PROTECTION_RADIUS)
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return paraObj[i];
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}
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return bestObj;
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}
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@ -30,7 +30,7 @@
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class CInstanceManager;
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class CObject;
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class CSound;
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class CSoundInterface;
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// Graphics module namespace
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@ -40,21 +40,15 @@ class CEngine;
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class CTerrain;
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class CCamera;
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//! Radius of lightning protection
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const float LTNG_PROTECTION_RADIUS = 200.0f;
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const float BLITZPARA = 200.0f; // radius of lightning protection
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const short BLITZMAX = 50;
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enum BlitzPhase
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{
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BPH_WAIT,
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BPH_BLITZ,
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};
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/**
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* \class CLightning
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* \brief Lightning effect renderer
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*
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* Functions are only stubs for now.
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* TODO: documentation
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*/
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class CLightning
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{
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@ -62,35 +56,55 @@ public:
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CLightning(CInstanceManager* iMan, CEngine* engine);
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~CLightning();
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void Flush();
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bool EventProcess(const Event &event);
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//! Triggers lightning
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bool Create(float sleep, float delay, float magnetic);
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//! Removes lightning
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void Flush();
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//! Gives the status of lightning
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bool GetStatus(float &sleep, float &delay, float &magnetic, float &progress);
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//! Specifies the status of lightning
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bool SetStatus(float sleep, float delay, float magnetic, float progress);
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//! Management of an event
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bool EventProcess(const Event &event);
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//! Draws lightning
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void Draw();
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protected:
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//! Updates lightning
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bool EventFrame(const Event &event);
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||||
//! Seeks for the object closest to the lightning
|
||||
CObject* SearchObject(Math::Vector pos);
|
||||
|
||||
protected:
|
||||
CInstanceManager* m_iMan;
|
||||
CEngine* m_engine;
|
||||
CTerrain* m_terrain;
|
||||
CCamera* m_camera;
|
||||
CSound* m_sound;
|
||||
CInstanceManager* m_iMan;
|
||||
CEngine* m_engine;
|
||||
CTerrain* m_terrain;
|
||||
CCamera* m_camera;
|
||||
CSoundInterface* m_sound;
|
||||
|
||||
bool m_bBlitzExist;
|
||||
bool m_lightningExists;
|
||||
float m_sleep;
|
||||
float m_delay;
|
||||
float m_magnetic;
|
||||
BlitzPhase m_phase;
|
||||
float m_time;
|
||||
|
||||
float m_speed;
|
||||
float m_progress;
|
||||
Math::Vector m_pos;
|
||||
Math::Point m_shift[BLITZMAX];
|
||||
float m_width[BLITZMAX];
|
||||
|
||||
enum LightningPhase
|
||||
{
|
||||
LP_WAIT,
|
||||
LP_FLASH,
|
||||
};
|
||||
LightningPhase m_phase;
|
||||
|
||||
static const short FLASH_SEGMENTS = 50;
|
||||
Math::Point m_shift[FLASH_SEGMENTS];
|
||||
float m_width[FLASH_SEGMENTS];
|
||||
};
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -2995,7 +2995,7 @@ bool CObject::CreateBuilding(Math::Vector pos, float angle, float height,
|
|||
m_character.posPower = Math::Vector(5.0f, 3.0f, 0.0f);
|
||||
|
||||
CreateShadowCircle(6.0f, 1.0f);
|
||||
m_showLimitRadius = Gfx::BLITZPARA;
|
||||
m_showLimitRadius = Gfx::LTNG_PROTECTION_RADIUS;
|
||||
}
|
||||
|
||||
if ( m_type == OBJECT_NUCLEAR )
|
||||
|
|
@ -3048,7 +3048,7 @@ bool CObject::CreateBuilding(Math::Vector pos, float angle, float height,
|
|||
SetGlobalSphere(Math::Vector(0.0f, 10.0f, 0.0f), 20.0f);
|
||||
|
||||
CreateShadowCircle(21.0f, 1.0f);
|
||||
m_showLimitRadius = Gfx::BLITZPARA;
|
||||
m_showLimitRadius = Gfx::LTNG_PROTECTION_RADIUS;
|
||||
}
|
||||
|
||||
if ( m_type == OBJECT_SAFE )
|
||||
|
|
|
|||
Loading…
Reference in New Issue