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- #include "client/Main.h"
- #include "client/Controls.h"
- #include "client/Network.h"
- #include "client/Player.h"
- #include "client/World.h"
- #include "common/NetworkPackets.h"
- #include "data/Array.h"
- #include "data/RingBuffer.h"
- #include "math/Box.h"
- #include "math/View.h"
- #include "network/Client.h"
- #include "rendering/Shader.h"
- #include "rendering/Texture.h"
- #include "rendering/VertexBuffer.h"
- #include "rendering/Window.h"
- #include "utils/Buffer.h"
- static Shader fontShader;
- static VertexBuffer markVertexBuffer;
- static VertexBuffer fontBuffer;
- static Texture fontTexture;
- HashMap<int, OtherPlayer> players;
- static Array<ChatMessage, 20> chat;
- static int chatIndex = 0;
- bool renderInput = false;
- void addToChat(const ChatMessage& msg) {
- chat[chatIndex] = msg;
- chatIndex = (chatIndex + 1) % chat.getLength();
- }
- static bool isRunning() {
- return !Window::shouldClose();
- }
- static void addTriangle(Buffer& buffer, const Vector3& a, const Vector3& b,
- const Vector3& c) {
- Vector3 normal = (b - a).cross(c - a);
- buffer.add(a).add(normal).add(b).add(normal).add(c).add(normal);
- }
- static bool init() {
- if(World::init()) {
- return true;
- }
- Error e = fontShader.compile("resources/shader/fontTest.vs",
- "resources/shader/fontTest.fs");
- if(e.has()) {
- e.message.printLine();
- return true;
- }
- e = fontTexture.load("resources/font8x8.png", 0);
- if(e.has()) {
- e.message.printLine();
- return true;
- }
- markVertexBuffer.init(VertexBuffer::Attributes().addFloat(3).addFloat(3));
- fontBuffer.init(VertexBuffer::Attributes().addFloat(3).addFloat(2));
- Vector3 v000(0, 0, 0);
- Vector3 v001(0, 0, 1);
- Vector3 v010(0, 1, 0);
- Vector3 v011(0, 1, 1);
- Vector3 v100(1, 0, 0);
- Vector3 v101(1, 0, 1);
- Vector3 v110(1, 1, 0);
- Vector3 v111(1, 1, 1);
- Buffer buffer(100);
- addTriangle(buffer, v000, v100, v001);
- addTriangle(buffer, v100, v101, v001);
- addTriangle(buffer, v010, v011, v110);
- addTriangle(buffer, v110, v011, v111);
- addTriangle(buffer, v000, v001, v010);
- addTriangle(buffer, v001, v011, v010);
- addTriangle(buffer, v100, v110, v101);
- addTriangle(buffer, v101, v110, v111);
- addTriangle(buffer, v001, v101, v011);
- addTriangle(buffer, v111, v011, v101);
- addTriangle(buffer, v000, v010, v100);
- addTriangle(buffer, v110, v100, v010);
- markVertexBuffer.setData(buffer, GL::STATIC_DRAW);
- Controls::init();
- return false;
- }
- static void tick() {
- if(renderInput) {
- if(Controls::wasReleased(Controls::enter)) {
- OutPacket out(100);
- out.writeU8(static_cast<uint8>(ToServerPacket::CHAT));
- for(uint32 u : Window::Input::getUnicode()) {
- out.writeU32(u);
- }
- Client::send(out, PacketSendMode::RELIABLE);
- Window::Input::reset();
- }
- if(Controls::wasReleased(Controls::escape)) {
- Window::Input::disable();
- Window::trapCursor();
- renderInput = false;
- }
- } else {
- if(Controls::isDown(Controls::chat)) {
- Window::Input::enable();
- Window::freeCursor();
- renderInput = true;
- }
- if(Controls::wasReleased(Controls::primaryClick)) {
- Window::trapCursor();
- }
- if(Controls::wasReleased(Controls::escape)) {
- Window::freeCursor();
- }
- }
- Player::tick();
- for(OtherPlayer& p : players.values()) {
- p.position.update();
- }
- Network::tick();
- if(Controls::wasReleased(Controls::primaryClick) && !renderInput) {
- RayTrace rt =
- World::rayTrace(Player::getPosition() + Vector3(0.0f, 0.8f, 0.0f),
- Player::getLook(), 10.0f);
- if(rt.type == RayTrace::Type::BLOCK) {
- World::set(rt.block[0], rt.block[1], rt.block[2], false);
- OutPacket out(100);
- out.writeU8(static_cast<uint8>(ToServerPacket::SET_BLOCK));
- out.writeVector(rt.block);
- out.writeU8(0);
- Client::send(out, PacketSendMode::RELIABLE);
- }
- }
- OutPacket out(100);
- out.writeU8(static_cast<uint8>(ToServerPacket::PLAYER));
- out.writeVector(Player::getPosition());
- out.writeS32(-1);
- Client::send(out, PacketSendMode::RELIABLE);
- }
- static void renderString(const char* text) {
- static Buffer buffer(50);
- buffer.clear();
- constexpr float fontSize = 8.0f;
- constexpr float fontStep = 8.0f / 128.0f;
- int index = 0;
- Vector3 pos;
- int vertices = 0;
- while(text[index] != '\0') {
- Vector3 right = pos + Vector3(fontSize, 0.0f, 0.0f);
- Vector3 down = pos + Vector3(0.0f, fontSize, 0.0f);
- Vector3 downRight = pos + Vector3(fontSize, fontSize, 0.0f);
- int i = text[index];
- if(i < 0 && text[index + 1] != '\0') {
- index++;
- i = ((i & 0x1F) << 6) | (text[index] & 0x3F);
- }
- Vector2 tPos(fontStep * (i % 16), fontStep * (i / 16));
- Vector2 tRight = tPos + Vector2(fontStep, 0.0f);
- Vector2 tDown = tPos + Vector2(0.0f, fontStep);
- Vector2 tDownRight = tPos + Vector2(fontStep, fontStep);
- buffer.add(pos).add(tPos).add(down).add(tDown).add(right).add(tRight);
- buffer.add(down).add(tDown).add(right).add(tRight).add(downRight).add(
- tDownRight);
- pos += Vector3(fontSize, 0.0f, 0.0f);
- vertices += 6;
- index++;
- }
- fontBuffer.setData(buffer, GL::DYNAMIC_DRAW);
- fontBuffer.draw(vertices);
- }
- static void render(float lag) {
- GL::clear();
- GL::enableDepthTesting();
- World::render(lag);
- RayTrace rt =
- World::rayTrace(Player::getPosition(lag) + Vector3(0.0f, 0.8f, 0.0f),
- Player::getLook(lag), 10.0f);
- if(rt.type == RayTrace::Type::BLOCK) {
- World::shader.setVector("color", Vector3(0.8f, 0.6f, 0.6f));
- Matrix model;
- model.translate(Vector3(-0.5f, -0.5f, -0.5f));
- model.scale(1.01f);
- model.translate(Vector3(0.5f, 0.5f, 0.5f));
- model.translate(rt.block.toFloat());
- World::shader.setMatrix("model", model);
- markVertexBuffer.draw(36);
- }
- World::shader.setVector("color", Vector3(1.0f, 0.0f, 0.0f));
- for(const OtherPlayer& p : players.values()) {
- Matrix model;
- model.translateTo(Vector3(-0.5f, -0.5f, -0.5f));
- model.scale(0.8f);
- model.translate(p.position.get(lag) + Vector3(0.0f, 0.4f, 0.0f));
- World::shader.setMatrix("model", model);
- markVertexBuffer.draw(36);
- }
- World::shader.setMatrix("proj", Matrix());
- World::shader.setMatrix("view", Matrix());
- World::shader.setVector("color", Vector3(1.0f, 0.0f, 1.0f));
- Matrix model;
- model.translateTo(Vector3(-0.5f, -0.5f, -0.5f));
- model.scale(0.05f);
- World::shader.setMatrix("model", model);
- markVertexBuffer.draw(36);
- GL::disableDepthTesting();
- GL::enableBlending();
- fontShader.use();
- fontShader.setMatrix("proj", Matrix());
- Matrix v;
- IntVector2 size = Window::getSize();
- v.scale(Vector3(2.0f / size[0], -2.0f / size[1], 1.0f));
- v.translate(Vector3(-1.0f, 1.0f, 0.0f));
- fontShader.setMatrix("view", v);
- fontTexture.bindTo(0);
- for(int i = 0; i < chat.getLength(); i++) {
- model.translateTo(Vector3(0.0f, i * 8.0f, 0.0f)).scale(3.0f);
- fontShader.setMatrix("model", model);
- renderString(chat[(i + chatIndex) % chat.getLength()]);
- }
- if(renderInput) {
- model.translateTo(Vector3(0.0f, chat.getLength() * 8.0f, 0.0f))
- .scale(3.0f);
- fontShader.setMatrix("model", model);
- StringBuffer<256> s;
- Window::Input::toString(s);
- renderString(s);
- model
- .translateTo(Vector3(Window::Input::getCursor() * 8.0f,
- chat.getLength() * 8.0f + 2.0f, 0.0f))
- .scale(3.0f);
- fontShader.setMatrix("model", model);
- renderString("_");
- }
- GL::disableBlending();
- }
- static void startWindow() {
- Window::Options options(4, 3, IntVector2(1024, 600), false, "test");
- Error e = Window::open(options);
- if(e.has()) {
- e.message.printLine();
- return;
- } else if(!init()) {
- Window::show();
- Window::run<isRunning, tick, render>(50'000'000);
- }
- Window::close();
- }
- int main(int argAmount, const char* const* args) {
- const char* server = "127.0.0.1";
- if(argAmount >= 2) {
- server = args[1];
- }
- if(Network::start(server)) {
- return 0;
- }
- startWindow();
- Network::stop();
- return 0;
- }
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