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8f9a18d960
...
ae1ca71a20
@ -436,8 +436,6 @@ add_executable(space-game001
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OpenGlExtensions.h
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Utils.cpp
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Utils.h
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SparkEmitter.cpp
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SparkEmitter.h
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)
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# Установка проекта по умолчанию для Visual Studio
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795
Game.cpp
795
Game.cpp
@ -1,4 +1,4 @@
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#include "Game.h"
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#include "Game.h"
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#include "AnimatedModel.h"
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#include "BoneAnimatedModel.h"
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#include "Utils.h"
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@ -12,458 +12,445 @@
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namespace ZL
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{
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#ifdef EMSCRIPTEN
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const char* CONST_ZIP_FILE = "space-game001.zip";
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const char* CONST_ZIP_FILE = "space-game001.zip";
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#else
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const char* CONST_ZIP_FILE = "";
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const char* CONST_ZIP_FILE = "";
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#endif
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Vector4f generateRandomQuaternion(std::mt19937& gen)
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{
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// Ðàñïðåäåëåíèå äëÿ ãåíåðàöèè ñëó÷àéíûõ êîîðäèíàò êâàòåðíèîíà
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std::normal_distribution<> distrib(0.0, 1.0);
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Vector4f generateRandomQuaternion(std::mt19937& gen)
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{
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// Ðàñïðåäåëåíèå äëÿ ãåíåðàöèè ñëó÷àéíûõ êîîðäèíàò êâàòåðíèîíà
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std::normal_distribution<> distrib(0.0, 1.0);
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// Ãåíåðèðóåì ÷åòûðå ñëó÷àéíûõ ÷èñëà èç íîðìàëüíîãî ðàñïðåäåëåíèÿ N(0, 1).
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// Íîðìàëèçàöèÿ ýòîãî âåêòîðà äàåò ðàâíîìåðíîå ðàñïðåäåëåíèå ïî 4D-ñôåðå (ò.å. êâàòåðíèîí åäèíè÷íîé äëèíû).
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Vector4f randomQuat = {
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(float)distrib(gen),
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(float)distrib(gen),
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(float)distrib(gen),
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(float)distrib(gen)
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};
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// Ãåíåðèðóåì ÷åòûðå ñëó÷àéíûõ ÷èñëà èç íîðìàëüíîãî ðàñïðåäåëåíèÿ N(0, 1).
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// Íîðìàëèçàöèÿ ýòîãî âåêòîðà äàåò ðàâíîìåðíîå ðàñïðåäåëåíèå ïî 4D-ñôåðå (ò.å. êâàòåðíèîí åäèíè÷íîé äëèíû).
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Vector4f randomQuat = {
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(float)distrib(gen),
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(float)distrib(gen),
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(float)distrib(gen),
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(float)distrib(gen)
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};
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return randomQuat.normalized();
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}
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return randomQuat.normalized();
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}
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// --- Îñíîâíàÿ ôóíêöèÿ ãåíåðàöèè ---
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std::vector<BoxCoords> generateRandomBoxCoords(int N)
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{
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// Êîíñòàíòû
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const float MIN_DISTANCE = 3.0f;
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const float MIN_DISTANCE_SQUARED = MIN_DISTANCE * MIN_DISTANCE; // Ðàáîòàåì ñ êâàäðàòîì ðàññòîÿíèÿ
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const float MIN_COORD = -100.0f;
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const float MAX_COORD = 100.0f;
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const int MAX_ATTEMPTS = 1000; // Îãðàíè÷åíèå íà êîëè÷åñòâî ïîïûòîê, ÷òîáû èçáåæàòü áåñêîíå÷íîãî öèêëà
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// --- Îñíîâíàÿ ôóíêöèÿ ãåíåðàöèè ---
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std::vector<BoxCoords> generateRandomBoxCoords(int N)
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{
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// Êîíñòàíòû
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const float MIN_DISTANCE = 3.0f;
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const float MIN_DISTANCE_SQUARED = MIN_DISTANCE * MIN_DISTANCE; // Ðàáîòàåì ñ êâàäðàòîì ðàññòîÿíèÿ
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const float MIN_COORD = -100.0f;
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const float MAX_COORD = 100.0f;
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const int MAX_ATTEMPTS = 1000; // Îãðàíè÷åíèå íà êîëè÷åñòâî ïîïûòîê, ÷òîáû èçáåæàòü áåñêîíå÷íîãî öèêëà
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std::vector<BoxCoords> boxCoordsArr;
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boxCoordsArr.reserve(N); // Ðåçåðâèðóåì ïàìÿòü
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std::vector<BoxCoords> boxCoordsArr;
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boxCoordsArr.reserve(N); // Ðåçåðâèðóåì ïàìÿòü
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// 1. Èíèöèàëèçàöèÿ ãåíåðàòîðà ïñåâäîñëó÷àéíûõ ÷èñåë
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// Èñïîëüçóåì Mersenne Twister (mt19937) êàê âûñîêîêà÷åñòâåííûé ãåíåðàòîð
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std::random_device rd;
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std::mt19937 gen(rd());
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// 1. Èíèöèàëèçàöèÿ ãåíåðàòîðà ïñåâäîñëó÷àéíûõ ÷èñåë
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// Èñïîëüçóåì Mersenne Twister (mt19937) êàê âûñîêîêà÷åñòâåííûé ãåíåðàòîð
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std::random_device rd;
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std::mt19937 gen(rd());
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// 2. Îïðåäåëåíèå ðàâíîìåðíîãî ðàñïðåäåëåíèÿ äëÿ êîîðäèíàò [MIN_COORD, MAX_COORD]
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std::uniform_real_distribution<> distrib(MIN_COORD, MAX_COORD);
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// 2. Îïðåäåëåíèå ðàâíîìåðíîãî ðàñïðåäåëåíèÿ äëÿ êîîðäèíàò [MIN_COORD, MAX_COORD]
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std::uniform_real_distribution<> distrib(MIN_COORD, MAX_COORD);
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int generatedCount = 0;
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int generatedCount = 0;
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while (generatedCount < N)
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{
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bool accepted = false;
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int attempts = 0;
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while (generatedCount < N)
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{
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bool accepted = false;
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int attempts = 0;
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// Ïîïûòêà íàéòè ïîäõîäÿùèå êîîðäèíàòû
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while (!accepted && attempts < MAX_ATTEMPTS)
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{
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// Ãåíåðèðóåì íîâûå ñëó÷àéíûå êîîðäèíàòû
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Vector3f newPos(
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(float)distrib(gen),
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(float)distrib(gen),
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(float)distrib(gen)
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);
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// Ïîïûòêà íàéòè ïîäõîäÿùèå êîîðäèíàòû
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while (!accepted && attempts < MAX_ATTEMPTS)
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{
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// Ãåíåðèðóåì íîâûå ñëó÷àéíûå êîîðäèíàòû
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Vector3f newPos(
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(float)distrib(gen),
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(float)distrib(gen),
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(float)distrib(gen)
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);
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// Ïðîâåðêà ðàññòîÿíèÿ äî âñåõ óæå ñóùåñòâóþùèõ îáúåêòîâ
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accepted = true; // Ïðåäïîëàãàåì, ÷òî ïîäõîäèò, ïîêà íå äîêàçàíî îáðàòíîå
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for (const auto& existingBox : boxCoordsArr)
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{
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// Ðàñ÷åò âåêòîðà ðàçíîñòè
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Vector3f diff = newPos - existingBox.pos;
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// Ïðîâåðêà ðàññòîÿíèÿ äî âñåõ óæå ñóùåñòâóþùèõ îáúåêòîâ
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accepted = true; // Ïðåäïîëàãàåì, ÷òî ïîäõîäèò, ïîêà íå äîêàçàíî îáðàòíîå
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for (const auto& existingBox : boxCoordsArr)
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{
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// Ðàñ÷åò âåêòîðà ðàçíîñòè
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Vector3f diff = newPos - existingBox.pos;
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// Ðàñ÷åò êâàäðàòà ðàññòîÿíèÿ
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float distanceSquared = diff.squaredNorm();
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// Ðàñ÷åò êâàäðàòà ðàññòîÿíèÿ
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float distanceSquared = diff.squaredNorm();
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// Åñëè êâàäðàò ðàññòîÿíèÿ ìåíüøå êâàäðàòà ìèíèìàëüíîãî ðàññòîÿíèÿ
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if (distanceSquared < MIN_DISTANCE_SQUARED)
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{
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accepted = false; // Îòêëîíÿåì, ñëèøêîì áëèçêî
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break; // Íåò ñìûñëà ïðîâåðÿòü äàëüøå, åñëè îäíî íàðóøåíèå íàéäåíî
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}
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}
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// Åñëè êâàäðàò ðàññòîÿíèÿ ìåíüøå êâàäðàòà ìèíèìàëüíîãî ðàññòîÿíèÿ
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if (distanceSquared < MIN_DISTANCE_SQUARED)
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{
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accepted = false; // Îòêëîíÿåì, ñëèøêîì áëèçêî
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break; // Íåò ñìûñëà ïðîâåðÿòü äàëüøå, åñëè îäíî íàðóøåíèå íàéäåíî
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}
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}
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if (accepted)
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{
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// 2. Ãåíåðèðóåì ñëó÷àéíûé êâàòåðíèîí
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Vector4f randomQuat = generateRandomQuaternion(gen);
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if (accepted)
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{
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// 2. Ãåíåðèðóåì ñëó÷àéíûé êâàòåðíèîí
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Vector4f randomQuat = generateRandomQuaternion(gen);
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// 3. Ïðåîáðàçóåì åãî â ìàòðèöó âðàùåíèÿ
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Matrix3f randomMatrix = QuatToMatrix(randomQuat);
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// 3. Ïðåîáðàçóåì åãî â ìàòðèöó âðàùåíèÿ
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Matrix3f randomMatrix = QuatToMatrix(randomQuat);
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// 4. Äîáàâëÿåì îáúåêò ñ íîâîé ñëó÷àéíîé ìàòðèöåé
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boxCoordsArr.emplace_back(BoxCoords{ newPos, randomMatrix });
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generatedCount++;
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}
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attempts++;
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}
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// 4. Äîáàâëÿåì îáúåêò ñ íîâîé ñëó÷àéíîé ìàòðèöåé
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boxCoordsArr.emplace_back(BoxCoords{ newPos, randomMatrix });
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generatedCount++;
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}
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attempts++;
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}
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// Åñëè ïðåâûøåíî ìàêñèìàëüíîå êîëè÷åñòâî ïîïûòîê, âûõîäèì èç öèêëà,
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// ÷òîáû èçáåæàòü çàâèñàíèÿ, åñëè N ñëèøêîì âåëèêî èëè äèàïàçîí ñëèøêîì ìàë.
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if (!accepted) {
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std::cerr << "Ïðåäóïðåæäåíèå: Íå óäàëîñü ñãåíåðèðîâàòü " << N << " îáúåêòîâ. Ñãåíåðèðîâàíî: " << generatedCount << std::endl;
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break;
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}
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}
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// Åñëè ïðåâûøåíî ìàêñèìàëüíîå êîëè÷åñòâî ïîïûòîê, âûõîäèì èç öèêëà,
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// ÷òîáû èçáåæàòü çàâèñàíèÿ, åñëè N ñëèøêîì âåëèêî èëè äèàïàçîí ñëèøêîì ìàë.
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if (!accepted) {
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std::cerr << "Ïðåäóïðåæäåíèå: Íå óäàëîñü ñãåíåðèðîâàòü " << N << " îáúåêòîâ. Ñãåíåðèðîâàíî: " << generatedCount << std::endl;
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break;
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}
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}
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return boxCoordsArr;
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}
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return boxCoordsArr;
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}
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Game::Game()
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: window(nullptr)
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, glContext(nullptr)
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, newTickCount(0)
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, lastTickCount(0)
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{
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std::vector<Vector3f> emissionPoints = {
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Vector3f{-2.1f, 0.9f, 5.0f},
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Vector3f{2.1f, 0.9f, 5.0f}
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};
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sparkEmitter = SparkEmitter(emissionPoints, 100.0f);
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}
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Game::Game()
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: window(nullptr)
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, glContext(nullptr)
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, newTickCount(0)
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, lastTickCount(0)
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{
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}
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Game::~Game() {
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if (glContext) {
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SDL_GL_DeleteContext(glContext);
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}
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if (window) {
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SDL_DestroyWindow(window);
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}
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SDL_Quit();
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}
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Game::~Game() {
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if (glContext) {
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SDL_GL_DeleteContext(glContext);
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}
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if (window) {
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SDL_DestroyWindow(window);
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}
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SDL_Quit();
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}
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void Game::setup() {
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glContext = SDL_GL_CreateContext(ZL::Environment::window);
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void Game::setup() {
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glContext = SDL_GL_CreateContext(ZL::Environment::window);
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ZL::BindOpenGlFunctions();
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ZL::CheckGlError();
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ZL::BindOpenGlFunctions();
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ZL::CheckGlError();
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// Initialize renderer
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// Initialize renderer
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#ifdef EMSCRIPTEN
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renderer.shaderManager.AddShaderFromFiles("default", "./shaders/default.vertex", "./shaders/default_web.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("defaultColor", "./shaders/defaultColor.vertex", "./shaders/defaultColor_web.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("env", "./shaders/env.vertex", "./shaders/env_web.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("default", "./shaders/default.vertex", "./shaders/default_web.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("defaultColor", "./shaders/defaultColor.vertex", "./shaders/defaultColor_web.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("env", "./shaders/env.vertex", "./shaders/env_web.fragment", CONST_ZIP_FILE);
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#else
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renderer.shaderManager.AddShaderFromFiles("default", "./shaders/default.vertex", "./shaders/default_desktop.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("defaultColor", "./shaders/defaultColor.vertex", "./shaders/defaultColor_desktop.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("env", "./shaders/env.vertex", "./shaders/env_desktop.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("default", "./shaders/default.vertex", "./shaders/default_desktop.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("defaultColor", "./shaders/defaultColor.vertex", "./shaders/defaultColor_desktop.fragment", CONST_ZIP_FILE);
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renderer.shaderManager.AddShaderFromFiles("env", "./shaders/env.vertex", "./shaders/env_desktop.fragment", CONST_ZIP_FILE);
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#endif
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cubemapTexture = std::make_shared<Texture>(
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std::array<TextureDataStruct, 6>{
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CreateTextureDataFromBmp24("./resources/sky/space_rt.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_lf.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_up.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_dn.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_bk.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_ft.bmp", CONST_ZIP_FILE)
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});
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cubemapTexture = std::make_shared<Texture>(
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std::array<TextureDataStruct, 6>{
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CreateTextureDataFromBmp24("./resources/sky/space_rt.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_lf.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_up.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_dn.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_bk.bmp", CONST_ZIP_FILE),
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CreateTextureDataFromBmp24("./resources/sky/space_ft.bmp", CONST_ZIP_FILE)
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});
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cubemap.data = ZL::CreateCubemap(500);
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cubemap.RefreshVBO();
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||||
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//Load texture
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spaceshipTexture = std::make_unique<Texture>(CreateTextureDataFromPng("./resources/DefaultMaterial_BaseColor.png", CONST_ZIP_FILE));
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spaceshipBase = LoadFromTextFile02("./resources/spaceship005.txt", CONST_ZIP_FILE);
|
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spaceshipBase.RotateByMatrix(QuatToMatrix(QuatFromRotateAroundY(M_PI / 2.0)));
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//spaceshipBase.Move(Vector3f{ -0.52998, -13, 0 });
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spaceshipBase.Move(Vector3f{ -0.52998, -10, 10 });
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spaceship.AssignFrom(spaceshipBase);
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spaceship.RefreshVBO();
|
||||
|
||||
//Boxes
|
||||
boxTexture = std::make_unique<Texture>(CreateTextureDataFromPng("./resources/box/box.png", CONST_ZIP_FILE));
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boxBase = LoadFromTextFile02("./resources/box/box.txt", CONST_ZIP_FILE);
|
||||
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boxCoordsArr = generateRandomBoxCoords(50);
|
||||
|
||||
boxRenderArr.resize(boxCoordsArr.size());
|
||||
|
||||
for (int i = 0; i < boxCoordsArr.size(); i++)
|
||||
{
|
||||
boxRenderArr[i].AssignFrom(boxBase);
|
||||
boxRenderArr[i].RefreshVBO();
|
||||
}
|
||||
|
||||
renderer.InitOpenGL();
|
||||
|
||||
}
|
||||
|
||||
void Game::drawCubemap()
|
||||
{
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
renderer.shaderManager.PushShader(envShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5,
|
||||
static_cast<float>(Environment::width) / static_cast<float>(Environment::height),
|
||||
1, 1000);
|
||||
renderer.PushMatrix();
|
||||
renderer.LoadIdentity();
|
||||
renderer.RotateMatrix(Environment::inverseShipMatrix);
|
||||
|
||||
CheckGlError();
|
||||
|
||||
glBindTexture(GL_TEXTURE_CUBE_MAP, cubemapTexture->getTexID());
|
||||
renderer.DrawVertexRenderStruct(cubemap);
|
||||
|
||||
CheckGlError();
|
||||
|
||||
|
||||
renderer.PopMatrix();
|
||||
renderer.PopProjectionMatrix();
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
|
||||
renderer.shaderManager.PopShader();
|
||||
CheckGlError();
|
||||
}
|
||||
void Game::drawShip()
|
||||
{
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
renderer.shaderManager.PushShader(defaultShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.EnableVertexAttribArray(vTexCoordName);
|
||||
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5,
|
||||
static_cast<float>(Environment::width) / static_cast<float>(Environment::height),
|
||||
1, 1000);
|
||||
renderer.PushMatrix();
|
||||
|
||||
renderer.LoadIdentity();
|
||||
renderer.TranslateMatrix({ 0,0, -1.0f * Environment::zoom });
|
||||
|
||||
|
||||
cubemap.data = ZL::CreateCubemap(500);
|
||||
cubemap.RefreshVBO();
|
||||
glBindTexture(GL_TEXTURE_2D, spaceshipTexture->getTexID());
|
||||
renderer.DrawVertexRenderStruct(spaceship);
|
||||
|
||||
//Load texture
|
||||
spaceshipTexture = std::make_unique<Texture>(CreateTextureDataFromPng("./resources/DefaultMaterial_BaseColor.png", CONST_ZIP_FILE));
|
||||
spaceshipBase = LoadFromTextFile02("./resources/spaceship005.txt", CONST_ZIP_FILE);
|
||||
spaceshipBase.RotateByMatrix(QuatToMatrix(QuatFromRotateAroundY(M_PI / 2.0)));
|
||||
//spaceshipBase.Move(Vector3f{ -0.52998, -13, 0 });
|
||||
spaceshipBase.Move(Vector3f{ -0.52998, -10, 10 });
|
||||
renderer.PopMatrix();
|
||||
renderer.PopProjectionMatrix();
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
renderer.DisableVertexAttribArray(vTexCoordName);
|
||||
|
||||
spaceship.AssignFrom(spaceshipBase);
|
||||
spaceship.RefreshVBO();
|
||||
renderer.shaderManager.PopShader();
|
||||
CheckGlError();
|
||||
}
|
||||
|
||||
//Boxes
|
||||
boxTexture = std::make_unique<Texture>(CreateTextureDataFromPng("./resources/box/box.png", CONST_ZIP_FILE));
|
||||
boxBase = LoadFromTextFile02("./resources/box/box.txt", CONST_ZIP_FILE);
|
||||
|
||||
boxCoordsArr = generateRandomBoxCoords(50);
|
||||
void Game::drawBoxes()
|
||||
{
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
boxRenderArr.resize(boxCoordsArr.size());
|
||||
|
||||
for (int i = 0; i < boxCoordsArr.size(); i++)
|
||||
{
|
||||
boxRenderArr[i].AssignFrom(boxBase);
|
||||
boxRenderArr[i].RefreshVBO();
|
||||
}
|
||||
renderer.shaderManager.PushShader(defaultShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.EnableVertexAttribArray(vTexCoordName);
|
||||
|
||||
sparkTexture = std::make_unique<Texture>(CreateTextureDataFromPng("./resources/spark.png", CONST_ZIP_FILE));
|
||||
|
||||
sparkEmitter.setTexture(sparkTexture);
|
||||
|
||||
renderer.InitOpenGL();
|
||||
|
||||
}
|
||||
|
||||
void Game::drawCubemap()
|
||||
{
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
renderer.shaderManager.PushShader(envShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5,
|
||||
static_cast<float>(Environment::width) / static_cast<float>(Environment::height),
|
||||
1, 1000);
|
||||
renderer.PushMatrix();
|
||||
renderer.LoadIdentity();
|
||||
renderer.RotateMatrix(Environment::inverseShipMatrix);
|
||||
|
||||
CheckGlError();
|
||||
|
||||
glBindTexture(GL_TEXTURE_CUBE_MAP, cubemapTexture->getTexID());
|
||||
renderer.DrawVertexRenderStruct(cubemap);
|
||||
|
||||
CheckGlError();
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5,
|
||||
static_cast<float>(Environment::width) / static_cast<float>(Environment::height),
|
||||
1, 1000);
|
||||
|
||||
for (int i = 0; i < boxCoordsArr.size(); i++)
|
||||
{
|
||||
renderer.PushMatrix();
|
||||
|
||||
renderer.PopMatrix();
|
||||
renderer.PopProjectionMatrix();
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
|
||||
renderer.shaderManager.PopShader();
|
||||
CheckGlError();
|
||||
}
|
||||
|
||||
void Game::drawShip()
|
||||
{
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
renderer.shaderManager.PushShader(defaultShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.EnableVertexAttribArray(vTexCoordName);
|
||||
renderer.LoadIdentity();
|
||||
renderer.TranslateMatrix({ 0,0, -1.0f * Environment::zoom });
|
||||
renderer.RotateMatrix(Environment::inverseShipMatrix);
|
||||
renderer.TranslateMatrix(-Environment::shipPosition);
|
||||
renderer.TranslateMatrix(boxCoordsArr[i].pos);
|
||||
renderer.RotateMatrix(boxCoordsArr[i].m);
|
||||
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5,
|
||||
static_cast<float>(Environment::width) / static_cast<float>(Environment::height),
|
||||
1, 1000);
|
||||
renderer.PushMatrix();
|
||||
glBindTexture(GL_TEXTURE_2D, boxTexture->getTexID());
|
||||
renderer.DrawVertexRenderStruct(boxRenderArr[i]);
|
||||
|
||||
renderer.LoadIdentity();
|
||||
renderer.TranslateMatrix({ 0,0, -1.0f * Environment::zoom });
|
||||
renderer.PopMatrix();
|
||||
}
|
||||
renderer.PopProjectionMatrix();
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
renderer.DisableVertexAttribArray(vTexCoordName);
|
||||
|
||||
renderer.shaderManager.PopShader();
|
||||
CheckGlError();
|
||||
}
|
||||
|
||||
glBindTexture(GL_TEXTURE_2D, spaceshipTexture->getTexID());
|
||||
renderer.DrawVertexRenderStruct(spaceship);
|
||||
void Game::drawScene() {
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
sparkEmitter.draw(renderer, Environment::zoom, Environment::width, Environment::height);
|
||||
glClearColor(0.0f, 0.5f, 1.0f, 1.0f);
|
||||
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
|
||||
|
||||
renderer.PopMatrix();
|
||||
renderer.PopProjectionMatrix();
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
renderer.DisableVertexAttribArray(vTexCoordName);
|
||||
glViewport(0, 0, Environment::width, Environment::height);
|
||||
|
||||
renderer.shaderManager.PopShader();
|
||||
CheckGlError();
|
||||
}
|
||||
CheckGlError();
|
||||
|
||||
void Game::drawBoxes()
|
||||
{
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
renderer.shaderManager.PushShader(defaultShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.EnableVertexAttribArray(vTexCoordName);
|
||||
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5,
|
||||
static_cast<float>(Environment::width) / static_cast<float>(Environment::height),
|
||||
1, 1000);
|
||||
|
||||
for (int i = 0; i < boxCoordsArr.size(); i++)
|
||||
{
|
||||
renderer.PushMatrix();
|
||||
|
||||
renderer.LoadIdentity();
|
||||
renderer.TranslateMatrix({ 0,0, -1.0f * Environment::zoom });
|
||||
renderer.RotateMatrix(Environment::inverseShipMatrix);
|
||||
renderer.TranslateMatrix(-Environment::shipPosition);
|
||||
renderer.TranslateMatrix(boxCoordsArr[i].pos);
|
||||
renderer.RotateMatrix(boxCoordsArr[i].m);
|
||||
|
||||
glBindTexture(GL_TEXTURE_2D, boxTexture->getTexID());
|
||||
renderer.DrawVertexRenderStruct(boxRenderArr[i]);
|
||||
|
||||
renderer.PopMatrix();
|
||||
}
|
||||
renderer.PopProjectionMatrix();
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
renderer.DisableVertexAttribArray(vTexCoordName);
|
||||
|
||||
renderer.shaderManager.PopShader();
|
||||
CheckGlError();
|
||||
}
|
||||
|
||||
void Game::drawScene() {
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string envShaderName = "env";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
glClearColor(0.0f, 0.5f, 1.0f, 1.0f);
|
||||
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
|
||||
|
||||
glViewport(0, 0, Environment::width, Environment::height);
|
||||
|
||||
CheckGlError();
|
||||
|
||||
drawCubemap();
|
||||
drawShip();
|
||||
drawBoxes();
|
||||
|
||||
CheckGlError();
|
||||
}
|
||||
|
||||
void Game::processTickCount() {
|
||||
|
||||
if (lastTickCount == 0) {
|
||||
lastTickCount = SDL_GetTicks64();
|
||||
return;
|
||||
}
|
||||
|
||||
newTickCount = SDL_GetTicks64();
|
||||
if (newTickCount - lastTickCount > CONST_TIMER_INTERVAL) {
|
||||
size_t delta = (newTickCount - lastTickCount > CONST_MAX_TIME_INTERVAL) ?
|
||||
CONST_MAX_TIME_INTERVAL : newTickCount - lastTickCount;
|
||||
|
||||
//gameObjects.updateScene(delta);
|
||||
sparkEmitter.update(static_cast<float>(delta));
|
||||
|
||||
if (Environment::tapDownHold) {
|
||||
|
||||
float diffx = Environment::tapDownCurrentPos.v[0] - Environment::tapDownStartPos.v[0];
|
||||
float diffy = Environment::tapDownCurrentPos.v[1] - Environment::tapDownStartPos.v[1];
|
||||
|
||||
|
||||
if (abs(diffy) > 5.0 || abs(diffx) > 5.0) //threshold
|
||||
{
|
||||
|
||||
float rotationPower = sqrtf(diffx * diffx + diffy * diffy);
|
||||
|
||||
//std::cout << rotationPower << std::endl;
|
||||
|
||||
float deltaAlpha = rotationPower * delta * M_PI / 500000.f;
|
||||
|
||||
Vector3f rotationDirection = { diffy, diffx, 0 };
|
||||
|
||||
rotationDirection = rotationDirection.normalized();
|
||||
|
||||
Vector4f rotateQuat = {
|
||||
rotationDirection.v[0] * sin(deltaAlpha * 0.5f),
|
||||
rotationDirection.v[1] * sin(deltaAlpha * 0.5f),
|
||||
rotationDirection.v[2] * sin(deltaAlpha * 0.5f),
|
||||
cos(deltaAlpha * 0.5f) };
|
||||
|
||||
Matrix3f rotateMat = QuatToMatrix(rotateQuat);
|
||||
|
||||
Environment::shipMatrix = MultMatrixMatrix(Environment::shipMatrix, rotateMat);
|
||||
Environment::inverseShipMatrix = InverseMatrix(Environment::shipMatrix);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
if (fabs(Environment::shipVelocity) > 0.01f)
|
||||
{
|
||||
Vector3f velocityDirection = { 0,0, -Environment::shipVelocity * delta / 1000.f };
|
||||
Vector3f velocityDirectionAdjusted = MultMatrixVector(Environment::shipMatrix, velocityDirection);
|
||||
|
||||
Environment::shipPosition = Environment::shipPosition + velocityDirectionAdjusted;
|
||||
}
|
||||
|
||||
lastTickCount = newTickCount;
|
||||
}
|
||||
}
|
||||
|
||||
void Game::render() {
|
||||
SDL_GL_MakeCurrent(ZL::Environment::window, glContext);
|
||||
ZL::CheckGlError();
|
||||
|
||||
glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
|
||||
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
||||
|
||||
drawScene();
|
||||
processTickCount();
|
||||
|
||||
SDL_GL_SwapWindow(ZL::Environment::window);
|
||||
}
|
||||
void Game::update() {
|
||||
SDL_Event event;
|
||||
while (SDL_PollEvent(&event)) {
|
||||
if (event.type == SDL_QUIT) {
|
||||
Environment::exitGameLoop = true;
|
||||
|
||||
}
|
||||
else if (event.type == SDL_MOUSEBUTTONDOWN) {
|
||||
// 1. Îáðàáîòêà íàæàòèÿ êíîïêè ìûøè
|
||||
Environment::tapDownHold = true;
|
||||
// Êîîðäèíàòû íà÷àëüíîãî íàæàòèÿ
|
||||
Environment::tapDownStartPos.v[0] = event.button.x;
|
||||
Environment::tapDownStartPos.v[1] = event.button.y;
|
||||
// Íà÷àëüíàÿ ïîçèöèÿ òàêæå ñòàíîâèòñÿ òåêóùåé
|
||||
Environment::tapDownCurrentPos.v[0] = event.button.x;
|
||||
Environment::tapDownCurrentPos.v[1] = event.button.y;
|
||||
}
|
||||
else if (event.type == SDL_MOUSEBUTTONUP) {
|
||||
// 2. Îáðàáîòêà îòïóñêàíèÿ êíîïêè ìûøè
|
||||
Environment::tapDownHold = false;
|
||||
}
|
||||
else if (event.type == SDL_MOUSEMOTION) {
|
||||
// 3. Îáðàáîòêà ïåðåìåùåíèÿ ìûøè
|
||||
if (Environment::tapDownHold) {
|
||||
// Îáíîâëåíèå òåêóùåé ïîçèöèè, åñëè êíîïêà óäåðæèâàåòñÿ
|
||||
Environment::tapDownCurrentPos.v[0] = event.motion.x;
|
||||
Environment::tapDownCurrentPos.v[1] = event.motion.y;
|
||||
}
|
||||
}
|
||||
else if (event.type == SDL_MOUSEWHEEL) {
|
||||
static const float zoomstep = 2.0f;
|
||||
if (event.wheel.y > 0) {
|
||||
Environment::zoom -= zoomstep;
|
||||
}
|
||||
else if (event.wheel.y < 0) {
|
||||
Environment::zoom += zoomstep;
|
||||
}
|
||||
if (Environment::zoom < zoomstep) {
|
||||
Environment::zoom = zoomstep;
|
||||
}
|
||||
}
|
||||
else if (event.type == SDL_KEYUP)
|
||||
{
|
||||
if (event.key.keysym.sym == SDLK_i)
|
||||
{
|
||||
Environment::shipVelocity += 1.f;
|
||||
}
|
||||
if (event.key.keysym.sym == SDLK_k)
|
||||
{
|
||||
Environment::shipVelocity -= 1.f;
|
||||
}
|
||||
}
|
||||
}
|
||||
render();
|
||||
}
|
||||
drawCubemap();
|
||||
drawShip();
|
||||
drawBoxes();
|
||||
|
||||
CheckGlError();
|
||||
}
|
||||
|
||||
void Game::processTickCount() {
|
||||
|
||||
if (lastTickCount == 0) {
|
||||
lastTickCount = SDL_GetTicks64();
|
||||
return;
|
||||
}
|
||||
|
||||
newTickCount = SDL_GetTicks64();
|
||||
if (newTickCount - lastTickCount > CONST_TIMER_INTERVAL) {
|
||||
size_t delta = (newTickCount - lastTickCount > CONST_MAX_TIME_INTERVAL) ?
|
||||
CONST_MAX_TIME_INTERVAL : newTickCount - lastTickCount;
|
||||
|
||||
//gameObjects.updateScene(delta);
|
||||
|
||||
if (Environment::tapDownHold) {
|
||||
|
||||
float diffx = Environment::tapDownCurrentPos.v[0] - Environment::tapDownStartPos.v[0];
|
||||
float diffy = Environment::tapDownCurrentPos.v[1] - Environment::tapDownStartPos.v[1];
|
||||
|
||||
|
||||
if (abs(diffy) > 5.0 || abs(diffx) > 5.0) //threshold
|
||||
{
|
||||
|
||||
float rotationPower = sqrtf(diffx * diffx + diffy * diffy);
|
||||
|
||||
//std::cout << rotationPower << std::endl;
|
||||
|
||||
float deltaAlpha = rotationPower * delta * M_PI / 500000.f;
|
||||
|
||||
Vector3f rotationDirection = { diffy, diffx, 0 };
|
||||
|
||||
rotationDirection = rotationDirection.normalized();
|
||||
|
||||
Vector4f rotateQuat = {
|
||||
rotationDirection.v[0] * sin(deltaAlpha * 0.5f),
|
||||
rotationDirection.v[1] * sin(deltaAlpha * 0.5f),
|
||||
rotationDirection.v[2] * sin(deltaAlpha * 0.5f),
|
||||
cos(deltaAlpha * 0.5f) };
|
||||
|
||||
Matrix3f rotateMat = QuatToMatrix(rotateQuat);
|
||||
|
||||
Environment::shipMatrix = MultMatrixMatrix(Environment::shipMatrix, rotateMat);
|
||||
Environment::inverseShipMatrix = InverseMatrix(Environment::shipMatrix);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
if (fabs(Environment::shipVelocity) > 0.01f)
|
||||
{
|
||||
Vector3f velocityDirection = { 0,0, -Environment::shipVelocity*delta / 1000.f };
|
||||
Vector3f velocityDirectionAdjusted = MultMatrixVector(Environment::shipMatrix, velocityDirection);
|
||||
|
||||
Environment::shipPosition = Environment::shipPosition + velocityDirectionAdjusted;
|
||||
}
|
||||
|
||||
lastTickCount = newTickCount;
|
||||
}
|
||||
}
|
||||
|
||||
void Game::render() {
|
||||
SDL_GL_MakeCurrent(ZL::Environment::window, glContext);
|
||||
ZL::CheckGlError();
|
||||
|
||||
glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
|
||||
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
||||
|
||||
drawScene();
|
||||
processTickCount();
|
||||
|
||||
SDL_GL_SwapWindow(ZL::Environment::window);
|
||||
}
|
||||
void Game::update() {
|
||||
SDL_Event event;
|
||||
while (SDL_PollEvent(&event)) {
|
||||
if (event.type == SDL_QUIT) {
|
||||
Environment::exitGameLoop = true;
|
||||
|
||||
}
|
||||
else if (event.type == SDL_MOUSEBUTTONDOWN) {
|
||||
// 1. Îáðàáîòêà íàæàòèÿ êíîïêè ìûøè
|
||||
Environment::tapDownHold = true;
|
||||
// Êîîðäèíàòû íà÷àëüíîãî íàæàòèÿ
|
||||
Environment::tapDownStartPos.v[0] = event.button.x;
|
||||
Environment::tapDownStartPos.v[1] = event.button.y;
|
||||
// Íà÷àëüíàÿ ïîçèöèÿ òàêæå ñòàíîâèòñÿ òåêóùåé
|
||||
Environment::tapDownCurrentPos.v[0] = event.button.x;
|
||||
Environment::tapDownCurrentPos.v[1] = event.button.y;
|
||||
}
|
||||
else if (event.type == SDL_MOUSEBUTTONUP) {
|
||||
// 2. Îáðàáîòêà îòïóñêàíèÿ êíîïêè ìûøè
|
||||
Environment::tapDownHold = false;
|
||||
}
|
||||
else if (event.type == SDL_MOUSEMOTION) {
|
||||
// 3. Îáðàáîòêà ïåðåìåùåíèÿ ìûøè
|
||||
if (Environment::tapDownHold) {
|
||||
// Îáíîâëåíèå òåêóùåé ïîçèöèè, åñëè êíîïêà óäåðæèâàåòñÿ
|
||||
Environment::tapDownCurrentPos.v[0] = event.motion.x;
|
||||
Environment::tapDownCurrentPos.v[1] = event.motion.y;
|
||||
}
|
||||
}
|
||||
else if (event.type == SDL_MOUSEWHEEL) {
|
||||
static const float zoomstep = 2.0f;
|
||||
if (event.wheel.y > 0) {
|
||||
Environment::zoom -= zoomstep;
|
||||
}
|
||||
else if (event.wheel.y < 0) {
|
||||
Environment::zoom += zoomstep;
|
||||
}
|
||||
if (Environment::zoom < zoomstep) {
|
||||
Environment::zoom = zoomstep;
|
||||
}
|
||||
}
|
||||
else if (event.type == SDL_KEYUP)
|
||||
{
|
||||
if (event.key.keysym.sym == SDLK_i)
|
||||
{
|
||||
Environment::shipVelocity += 1.f;
|
||||
}
|
||||
if (event.key.keysym.sym == SDLK_k)
|
||||
{
|
||||
Environment::shipVelocity -= 1.f;
|
||||
}
|
||||
}
|
||||
}
|
||||
render();
|
||||
}
|
||||
|
||||
} // namespace ZL
|
||||
77
Game.h
77
Game.h
@ -1,64 +1,61 @@
|
||||
#pragma once
|
||||
#pragma once
|
||||
|
||||
#include "OpenGlExtensions.h"
|
||||
#include "Renderer.h"
|
||||
#include "Environment.h"
|
||||
#include "TextureManager.h"
|
||||
#include "SparkEmitter.h"
|
||||
|
||||
namespace ZL {
|
||||
|
||||
|
||||
struct BoxCoords
|
||||
{
|
||||
Vector3f pos;
|
||||
Matrix3f m;
|
||||
};
|
||||
struct BoxCoords
|
||||
{
|
||||
Vector3f pos;
|
||||
Matrix3f m;
|
||||
};
|
||||
|
||||
|
||||
class Game {
|
||||
public:
|
||||
Game();
|
||||
~Game();
|
||||
class Game {
|
||||
public:
|
||||
Game();
|
||||
~Game();
|
||||
|
||||
void setup();
|
||||
void update();
|
||||
void render();
|
||||
void setup();
|
||||
void update();
|
||||
void render();
|
||||
|
||||
bool shouldExit() const { return Environment::exitGameLoop; }
|
||||
bool shouldExit() const { return Environment::exitGameLoop; }
|
||||
|
||||
private:
|
||||
void processTickCount();
|
||||
void drawScene();
|
||||
void drawCubemap();
|
||||
void drawShip();
|
||||
void drawBoxes();
|
||||
private:
|
||||
void processTickCount();
|
||||
void drawScene();
|
||||
void drawCubemap();
|
||||
void drawShip();
|
||||
void drawBoxes();
|
||||
|
||||
SDL_Window* window;
|
||||
SDL_GLContext glContext;
|
||||
Renderer renderer;
|
||||
SDL_Window* window;
|
||||
SDL_GLContext glContext;
|
||||
Renderer renderer;
|
||||
|
||||
size_t newTickCount;
|
||||
size_t lastTickCount;
|
||||
size_t newTickCount;
|
||||
size_t lastTickCount;
|
||||
|
||||
static const size_t CONST_TIMER_INTERVAL = 10;
|
||||
static const size_t CONST_MAX_TIME_INTERVAL = 1000;
|
||||
static const size_t CONST_TIMER_INTERVAL = 10;
|
||||
static const size_t CONST_MAX_TIME_INTERVAL = 1000;
|
||||
|
||||
std::shared_ptr<Texture> sparkTexture;
|
||||
std::shared_ptr<Texture> spaceshipTexture;
|
||||
std::shared_ptr<Texture> cubemapTexture;
|
||||
VertexDataStruct spaceshipBase;
|
||||
VertexRenderStruct spaceship;
|
||||
std::shared_ptr<Texture> spaceshipTexture;
|
||||
std::shared_ptr<Texture> cubemapTexture;
|
||||
VertexDataStruct spaceshipBase;
|
||||
VertexRenderStruct spaceship;
|
||||
|
||||
VertexRenderStruct cubemap;
|
||||
VertexRenderStruct cubemap;
|
||||
|
||||
std::shared_ptr<Texture> boxTexture;
|
||||
VertexDataStruct boxBase;
|
||||
std::shared_ptr<Texture> boxTexture;
|
||||
VertexDataStruct boxBase;
|
||||
|
||||
std::vector<BoxCoords> boxCoordsArr;
|
||||
std::vector<VertexRenderStruct> boxRenderArr;
|
||||
std::vector<BoxCoords> boxCoordsArr;
|
||||
std::vector<VertexRenderStruct> boxRenderArr;
|
||||
|
||||
SparkEmitter sparkEmitter;
|
||||
};
|
||||
};
|
||||
|
||||
} // namespace ZL
|
||||
297
SparkEmitter.cpp
297
SparkEmitter.cpp
@ -1,297 +0,0 @@
|
||||
#include "SparkEmitter.h"
|
||||
#include <random>
|
||||
#include <cmath>
|
||||
#include "OpenGlExtensions.h"
|
||||
|
||||
namespace ZL {
|
||||
|
||||
SparkEmitter::SparkEmitter()
|
||||
: emissionRate(100.0f), isActive(true), drawDataDirty(true), maxParticles(200) {
|
||||
particles.resize(maxParticles);
|
||||
drawPositions.reserve(maxParticles * 6);
|
||||
drawTexCoords.reserve(maxParticles * 6);
|
||||
lastEmissionTime = std::chrono::steady_clock::now();
|
||||
|
||||
sparkQuad.data = VertexDataStruct();
|
||||
}
|
||||
|
||||
SparkEmitter::SparkEmitter(const std::vector<Vector3f>& positions, float rate)
|
||||
: emissionPoints(positions), emissionRate(rate), isActive(true),
|
||||
drawDataDirty(true), maxParticles(positions.size() * 100) {
|
||||
particles.resize(maxParticles);
|
||||
drawPositions.reserve(maxParticles * 6);
|
||||
drawTexCoords.reserve(maxParticles * 6);
|
||||
lastEmissionTime = std::chrono::steady_clock::now();
|
||||
|
||||
sparkQuad.data = VertexDataStruct();
|
||||
}
|
||||
|
||||
SparkEmitter::SparkEmitter(const std::vector<Vector3f>& positions,
|
||||
std::shared_ptr<Texture> tex,
|
||||
float rate)
|
||||
: emissionPoints(positions), texture(tex), emissionRate(rate),
|
||||
isActive(true), drawDataDirty(true), maxParticles(positions.size() * 100) {
|
||||
particles.resize(maxParticles);
|
||||
drawPositions.reserve(maxParticles * 6);
|
||||
drawTexCoords.reserve(maxParticles * 6);
|
||||
lastEmissionTime = std::chrono::steady_clock::now();
|
||||
|
||||
sparkQuad.data = VertexDataStruct();
|
||||
}
|
||||
|
||||
void SparkEmitter::setTexture(std::shared_ptr<Texture> tex) {
|
||||
texture = tex;
|
||||
}
|
||||
|
||||
void SparkEmitter::prepareDrawData() {
|
||||
if (!drawDataDirty) return;
|
||||
|
||||
drawPositions.clear();
|
||||
drawTexCoords.clear();
|
||||
|
||||
if (getActiveParticleCount() == 0) {
|
||||
drawDataDirty = false;
|
||||
return;
|
||||
}
|
||||
|
||||
std::vector<std::pair<const SparkParticle*, float>> sortedParticles;
|
||||
sortedParticles.reserve(getActiveParticleCount());
|
||||
|
||||
for (const auto& particle : particles) {
|
||||
if (particle.active) {
|
||||
sortedParticles.push_back({ &particle, particle.position.v[2] });
|
||||
}
|
||||
}
|
||||
|
||||
std::sort(sortedParticles.begin(), sortedParticles.end(),
|
||||
[](const auto& a, const auto& b) {
|
||||
return a.second > b.second;
|
||||
});
|
||||
|
||||
for (const auto& [particlePtr, depth] : sortedParticles) {
|
||||
const auto& particle = *particlePtr;
|
||||
Vector3f pos = particle.position;
|
||||
float size = 0.04f * particle.scale;
|
||||
|
||||
drawPositions.push_back({ pos.v[0] - size, pos.v[1] - size, pos.v[2] });
|
||||
drawTexCoords.push_back({ 0.0f, 0.0f });
|
||||
|
||||
drawPositions.push_back({ pos.v[0] - size, pos.v[1] + size, pos.v[2] });
|
||||
drawTexCoords.push_back({ 0.0f, 1.0f });
|
||||
|
||||
drawPositions.push_back({ pos.v[0] + size, pos.v[1] + size, pos.v[2] });
|
||||
drawTexCoords.push_back({ 1.0f, 1.0f });
|
||||
|
||||
drawPositions.push_back({ pos.v[0] - size, pos.v[1] - size, pos.v[2] });
|
||||
drawTexCoords.push_back({ 0.0f, 0.0f });
|
||||
|
||||
drawPositions.push_back({ pos.v[0] + size, pos.v[1] + size, pos.v[2] });
|
||||
drawTexCoords.push_back({ 1.0f, 1.0f });
|
||||
|
||||
drawPositions.push_back({ pos.v[0] + size, pos.v[1] - size, pos.v[2] });
|
||||
drawTexCoords.push_back({ 1.0f, 0.0f });
|
||||
}
|
||||
|
||||
drawDataDirty = false;
|
||||
}
|
||||
|
||||
void SparkEmitter::draw(Renderer& renderer, float zoom, int screenWidth, int screenHeight) {
|
||||
if (getActiveParticleCount() == 0) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (!texture) {
|
||||
return;
|
||||
}
|
||||
|
||||
prepareDrawData();
|
||||
|
||||
if (drawPositions.empty()) {
|
||||
return;
|
||||
}
|
||||
|
||||
sparkQuad.data.PositionData = drawPositions;
|
||||
sparkQuad.data.TexCoordData = drawTexCoords;
|
||||
sparkQuad.RefreshVBO();
|
||||
|
||||
static const std::string defaultShaderName = "default";
|
||||
static const std::string vPositionName = "vPosition";
|
||||
static const std::string vTexCoordName = "vTexCoord";
|
||||
static const std::string textureUniformName = "Texture";
|
||||
|
||||
renderer.shaderManager.PushShader(defaultShaderName);
|
||||
renderer.RenderUniform1i(textureUniformName, 0);
|
||||
renderer.EnableVertexAttribArray(vPositionName);
|
||||
renderer.EnableVertexAttribArray(vTexCoordName);
|
||||
|
||||
float aspectRatio = static_cast<float>(screenWidth) / static_cast<float>(screenHeight);
|
||||
renderer.PushPerspectiveProjectionMatrix(1.0 / 1.5, aspectRatio, 1, 1000);
|
||||
|
||||
glBindTexture(GL_TEXTURE_2D, texture->getTexID());
|
||||
|
||||
glEnable(GL_BLEND);
|
||||
glBlendFunc(GL_SRC_ALPHA, GL_ONE);// Аддитивное смешивание для эффекта свечения
|
||||
|
||||
renderer.PushMatrix();
|
||||
renderer.LoadIdentity();
|
||||
renderer.TranslateMatrix({ 0, 0, -1.0f * zoom });
|
||||
|
||||
renderer.DrawVertexRenderStruct(sparkQuad);
|
||||
|
||||
renderer.PopMatrix();
|
||||
renderer.PopProjectionMatrix();
|
||||
|
||||
glDisable(GL_BLEND);
|
||||
|
||||
renderer.DisableVertexAttribArray(vPositionName);
|
||||
renderer.DisableVertexAttribArray(vTexCoordName);
|
||||
renderer.shaderManager.PopShader();
|
||||
}
|
||||
|
||||
void SparkEmitter::update(float deltaTimeMs) {
|
||||
auto currentTime = std::chrono::steady_clock::now();
|
||||
auto elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(
|
||||
currentTime - lastEmissionTime).count();
|
||||
|
||||
if (isActive && elapsed >= emissionRate) {
|
||||
emit();
|
||||
lastEmissionTime = currentTime;
|
||||
drawDataDirty = true;
|
||||
}
|
||||
|
||||
bool anyChanged = false;
|
||||
for (auto& particle : particles) {
|
||||
if (particle.active) {
|
||||
Vector3f oldPosition = particle.position;
|
||||
float oldScale = particle.scale;
|
||||
|
||||
particle.position.v[0] += particle.velocity.v[0] * deltaTimeMs / 1000.0f;
|
||||
particle.position.v[1] += particle.velocity.v[1] * deltaTimeMs / 1000.0f;
|
||||
particle.position.v[2] += particle.velocity.v[2] * deltaTimeMs / 1000.0f;
|
||||
|
||||
particle.lifeTime += deltaTimeMs;
|
||||
|
||||
if (particle.lifeTime >= particle.maxLifeTime) {
|
||||
particle.active = false;
|
||||
anyChanged = true;
|
||||
}
|
||||
else {
|
||||
float lifeRatio = particle.lifeTime / particle.maxLifeTime;
|
||||
particle.scale = 1.0f - lifeRatio * 0.8f;
|
||||
|
||||
if (oldPosition.v[0] != particle.position.v[0] ||
|
||||
oldPosition.v[1] != particle.position.v[1] ||
|
||||
oldPosition.v[2] != particle.position.v[2] ||
|
||||
oldScale != particle.scale) {
|
||||
anyChanged = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (anyChanged) {
|
||||
drawDataDirty = true;
|
||||
}
|
||||
}
|
||||
|
||||
void SparkEmitter::emit() {
|
||||
if (emissionPoints.empty()) return;
|
||||
bool emitted = false;
|
||||
|
||||
for (int i = 0; i < emissionPoints.size(); ++i) {
|
||||
bool particleFound = false;
|
||||
|
||||
for (auto& particle : particles) {
|
||||
if (!particle.active) {
|
||||
initParticle(particle, i);
|
||||
particle.active = true;
|
||||
particle.lifeTime = 0;
|
||||
particle.position = emissionPoints[i];
|
||||
particle.emitterIndex = i;
|
||||
particleFound = true;
|
||||
emitted = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!particleFound && !particles.empty()) {
|
||||
size_t oldestIndex = 0;
|
||||
float maxLifeTime = 0;
|
||||
|
||||
for (size_t j = 0; j < particles.size(); ++j) {
|
||||
if (particles[j].lifeTime > maxLifeTime) {
|
||||
maxLifeTime = particles[j].lifeTime;
|
||||
oldestIndex = j;
|
||||
}
|
||||
}
|
||||
|
||||
initParticle(particles[oldestIndex], i);
|
||||
particles[oldestIndex].active = true;
|
||||
particles[oldestIndex].lifeTime = 0;
|
||||
particles[oldestIndex].position = emissionPoints[i];
|
||||
particles[oldestIndex].emitterIndex = i;
|
||||
emitted = true;
|
||||
}
|
||||
}
|
||||
|
||||
if (emitted) {
|
||||
drawDataDirty = true;
|
||||
}
|
||||
}
|
||||
|
||||
void SparkEmitter::setEmissionPoints(const std::vector<Vector3f>& positions) {
|
||||
emissionPoints = positions;
|
||||
maxParticles = positions.size() * 100;
|
||||
particles.resize(maxParticles);
|
||||
drawDataDirty = true;
|
||||
}
|
||||
|
||||
void SparkEmitter::initParticle(SparkParticle& particle, int emitterIndex) {
|
||||
particle.velocity = getRandomVelocity(emitterIndex);
|
||||
particle.scale = 1.0f;
|
||||
particle.maxLifeTime = 800.0f + (rand() % 400);
|
||||
particle.emitterIndex = emitterIndex;
|
||||
}
|
||||
|
||||
Vector3f SparkEmitter::getRandomVelocity(int emitterIndex) {
|
||||
static std::random_device rd;
|
||||
static std::mt19937 gen(rd());
|
||||
static std::uniform_real_distribution<> angleDist(0, 2 * M_PI);
|
||||
static std::uniform_real_distribution<> speedDist(0.5f, 2.0f);
|
||||
static std::uniform_real_distribution<> zSpeedDist(1.0f, 3.0f);
|
||||
|
||||
float angle = angleDist(gen);
|
||||
float speed = speedDist(gen);
|
||||
float zSpeed = zSpeedDist(gen);
|
||||
|
||||
if (emitterIndex == 0) {
|
||||
return Vector3f{
|
||||
cosf(angle) * speed - 0.3f,
|
||||
sinf(angle) * speed,
|
||||
zSpeed
|
||||
};
|
||||
}
|
||||
else {
|
||||
return Vector3f{
|
||||
cosf(angle) * speed + 0.3f,
|
||||
sinf(angle) * speed,
|
||||
zSpeed
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
const std::vector<SparkParticle>& SparkEmitter::getParticles() const {
|
||||
return particles;
|
||||
}
|
||||
|
||||
size_t SparkEmitter::getActiveParticleCount() const {
|
||||
size_t count = 0;
|
||||
for (const auto& particle : particles) {
|
||||
if (particle.active) {
|
||||
count++;
|
||||
}
|
||||
}
|
||||
return count;
|
||||
}
|
||||
|
||||
} // namespace ZL
|
||||
@ -1,66 +0,0 @@
|
||||
#pragma once
|
||||
|
||||
#include "ZLMath.h"
|
||||
#include "Renderer.h"
|
||||
#include "TextureManager.h"
|
||||
#include <vector>
|
||||
#include <chrono>
|
||||
|
||||
namespace ZL {
|
||||
|
||||
struct SparkParticle {
|
||||
Vector3f position;
|
||||
Vector3f velocity;
|
||||
float scale;
|
||||
float lifeTime;
|
||||
float maxLifeTime;
|
||||
bool active;
|
||||
int emitterIndex;
|
||||
|
||||
SparkParticle() : position({ 0,0,0 }), velocity({ 0,0,0 }), scale(1.0f),
|
||||
lifeTime(0), maxLifeTime(1000.0f), active(false), emitterIndex(0) {
|
||||
}
|
||||
};
|
||||
|
||||
class SparkEmitter {
|
||||
private:
|
||||
std::vector<SparkParticle> particles;
|
||||
std::vector<Vector3f> emissionPoints;
|
||||
std::chrono::steady_clock::time_point lastEmissionTime;
|
||||
float emissionRate;
|
||||
bool isActive;
|
||||
|
||||
std::vector<Vector3f> drawPositions;
|
||||
std::vector<Vector2f> drawTexCoords;
|
||||
bool drawDataDirty;
|
||||
VertexRenderStruct sparkQuad;
|
||||
std::shared_ptr<Texture> texture;
|
||||
|
||||
int maxParticles;
|
||||
|
||||
void prepareDrawData();
|
||||
|
||||
public:
|
||||
SparkEmitter();
|
||||
SparkEmitter(const std::vector<Vector3f>& positions, float rate = 100.0f);
|
||||
SparkEmitter(const std::vector<Vector3f>& positions,
|
||||
std::shared_ptr<Texture> tex,
|
||||
float rate = 100.0f);
|
||||
|
||||
void setEmissionPoints(const std::vector<Vector3f>& positions);
|
||||
void setTexture(std::shared_ptr<Texture> tex);
|
||||
|
||||
void update(float deltaTimeMs);
|
||||
void emit();
|
||||
|
||||
void draw(Renderer& renderer, float zoom, int screenWidth, int screenHeight);
|
||||
|
||||
const std::vector<SparkParticle>& getParticles() const;
|
||||
size_t getActiveParticleCount() const;
|
||||
|
||||
private:
|
||||
void initParticle(SparkParticle& particle, int emitterIndex);
|
||||
Vector3f getRandomVelocity(int emitterIndex);
|
||||
};
|
||||
|
||||
} // namespace ZL
|
||||
BIN
resources/spark.png
(Stored with Git LFS)
BIN
resources/spark.png
(Stored with Git LFS)
Binary file not shown.
@ -5,8 +5,8 @@ varying vec2 texCoord;
|
||||
void main()
|
||||
{
|
||||
vec4 color = texture2D(Texture,texCoord).rgba;
|
||||
//gl_FragColor = vec4(color.rgb*0.9 + vec3(0.1, 0.1, 0.1), 1.0);
|
||||
gl_FragColor = vec4(color.rgb*0.9 + vec3(0.1, 0.1, 0.1), 1.0);
|
||||
|
||||
gl_FragColor = color;
|
||||
//gl_FragColor = color;
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user