Move car and track code to classes
This commit is contained in:
duarteapcoelho
parent
92c2c444ab
commit
795db01fd7
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@ -0,0 +1,18 @@
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#pragma once
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#include "vector.h"
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#include "rasterizer.h"
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class Car {
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public:
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static Model model;
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vec3f position = {0, 0, 0};
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vec3f speed = {0, 0, 0};
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float wheelSpeed = 0;
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float targetDirection = 0, direction = 0;
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Car();
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void processInput();
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void update(bool isOnTrack);
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void render(mat4 viewMatrix);
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};
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@ -0,0 +1,21 @@
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#pragma once
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#include "vector.h"
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#include "rasterizer.h"
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class Track {
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float width, tolerance;
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int numPoints;
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vec3f *points;
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Triangle *triangles;
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Model *cones;
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Model model;
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public:
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static Mesh coneMesh;
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static Mesh simpleConeMesh;
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Track(int numPoints, vec3f *points, float width = 10.0f, float tolerance = 1.2f);
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void render(mat4 viewMatrix, vec3f carPos);
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bool isInside(vec3f p);
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};
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@ -0,0 +1,52 @@
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#include "car.h"
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#include "input.h"
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#include "time.h"
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Car::Car(){
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}
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void Car::processInput(){
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if(Input::keyDown(KEY_RIGHT) || Input::keyDown(KEY_6)){
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targetDirection = targetDirection + Time::delta / 40.0f;
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}
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if(Input::keyDown(KEY_LEFT) || Input::keyDown(KEY_4)){
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targetDirection = targetDirection - Time::delta / 40.0f;
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}
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if(Input::keyDown(KEY_UP) || Input::keyDown(KEY_8)){
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wheelSpeed = wheelSpeed + Time::delta / 500.0f;
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}
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if(Input::keyDown(KEY_DOWN) || Input::keyDown(KEY_5)){
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wheelSpeed = wheelSpeed - Time::delta / 200.0f;
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}
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if(wheelSpeed > 1)
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wheelSpeed = 1;
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if(wheelSpeed < 0)
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wheelSpeed = 0;
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}
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void Car::update(bool isOnTrack){
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if(!isOnTrack)
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wheelSpeed = wheelSpeed * (1.0f / (1.0f + (Time::delta * 0.002f)));
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speed.x = speed.x + wheelSpeed * float(fp_cos(fp(direction))) * Time::delta / 150.0f;
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speed.z = speed.z + wheelSpeed * float(fp_sin(fp(-direction))) * Time::delta / 150.0f;
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if(isOnTrack)
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speed = speed * (1.0f / (1.0f + (Time::delta * 0.01f)));
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else
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speed = speed * (1.0f / (1.0f + (Time::delta * 0.02f)));
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position = position + speed * Time::delta;
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direction = direction + (-direction * 0.05 + 0.05 * targetDirection) * Time::delta;
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}
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void Car::render(mat4 viewMatrix){
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model.viewMatrix = viewMatrix;
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model.modelMatrix = mat4();
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model.modelMatrix = mat4::translate(model.modelMatrix, position.x, -0.5, position.z);
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model.modelMatrix = mat4::rotateY(model.modelMatrix, direction);
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model.draw(true, true, false);
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}
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Model Car::model = Model();
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567
src/main.cpp
567
src/main.cpp
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@ -7,241 +7,20 @@
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#include "rmath.h"
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#include "math.h"
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#include "car.h"
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#include "track.h"
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mat4 view;
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vec3f carPos = {0, 0, 0};
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vec3f cameraPos = {0, 0, 0};
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vec3f cameraSpeed = {0, 0, 0};
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vec3f carSpeed = {0, 0, 0};
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float carDirection = 0;
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float carAngle = 0;
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float cameraAngle = 0;
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float wheelSpeed = 0;
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#define NUM_TRACK_POINTS 29
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#define TRACK_WIDTH 10
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#define TRACK_INSIDE_TOLERANCE 1.2
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vec3f trackPoints[NUM_TRACK_POINTS+1] = {
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{0, 0, 0},
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{2, 0, 0},
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{2+I_SQRT_2, 0, 1-I_SQRT_2},
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{3, 0, 1},
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{4-I_SQRT_2, 0, 1+I_SQRT_2},
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{4, 0, 2},
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{4+I_SQRT_2, 0, 1+I_SQRT_2},
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{5, 0, 1},
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{6-I_SQRT_2, 0, 1-I_SQRT_2},
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{6, 0, 0},
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{7, 0, 0},
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{7+I_SQRT_2, 0, -1+I_SQRT_2},
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{8, 0, -1},
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{7+I_SQRT_2, 0, -1-I_SQRT_2},
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{7, 0, -2},
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{5, 0, -2},
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{5-I_SQRT_2, 0, -3+I_SQRT_2},
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{4, 0, -3},
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{3+I_SQRT_2, 0, -3-I_SQRT_2},
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{3, 0, -4},
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{3-I_SQRT_2, 0, -3-I_SQRT_2},
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{2, 0, -3},
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{1+I_SQRT_2, 0, -3+I_SQRT_2},
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{1, 0, -2},
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{0, 0, -2},
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{-I_SQRT_2, 0, -1-I_SQRT_2},
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{-1, 0, -1},
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{-I_SQRT_2, 0, -1+I_SQRT_2},
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{0, 0, 0},
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{2, 0, 0},
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};
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float distanceToLine2(vec3f p, vec3f p1, vec3f p2){
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float l2 = (p1-p2).length2();
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if(l2 == 0) return (p1 - p).length2();
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float t = dot(p - p1, p2 - p1) / l2;
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if(t < 0) t = 0;
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if(t > 1) t = 1;
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vec3f projection = p1 + (p2 - p1) * t;
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return (p - projection).length2();
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}
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bool onTrack(vec3f p){
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float minDistance2 = -1;
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for(int i = 0; i < NUM_TRACK_POINTS; i++){
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float d = distanceToLine2(p, trackPoints[i], trackPoints[i+1]);
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if(d < minDistance2 || minDistance2 == -1)
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minDistance2 = d;
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}
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return minDistance2 < TRACK_WIDTH*TRACK_WIDTH*TRACK_INSIDE_TOLERANCE*TRACK_INSIDE_TOLERANCE;
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}
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int main(){
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fp st[SIN_SAMPLES];
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sinTable = st;
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createSinTable();
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Display::init();
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Display::clear(newColor(0, 0, 0));
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Display::show();
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Time::update();
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Input::init();
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fp depthBuffer[RENDER_WIDTH*RENDER_HEIGHT];
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Rasterizer::depthBuffer = depthBuffer;
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Triangle coneTriangles[22] = {
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{
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{0.328, -0.679, 0.328},
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{-0.328, -0.679, 0.328},
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{0.000, -1.552, 0.000},
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{-0.000, -0.352, 0.936},
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newColor(255, 110, 0)},
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{
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{-0.328, -0.679, -0.328},
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{0.328, -0.679, -0.328},
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{0.000, -1.552, 0.000},
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{0.000, -0.352, -0.936},
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newColor(255, 110, 0)},
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{
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{-0.328, -0.679, 0.328},
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{-0.328, -0.679, -0.328},
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{0.000, -1.552, 0.000},
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{-0.936, -0.352, 0.000},
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newColor(255, 110, 0)},
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{
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{0.328, -0.679, -0.328},
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{0.328, -0.679, 0.328},
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{0.000, -1.552, 0.000},
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{0.936, -0.352, -0.000},
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newColor(255, 110, 0)},
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{
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{0.492, -0.243, 0.492},
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{0.328, -0.679, -0.328},
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{0.492, -0.243, -0.492},
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{0.936, -0.352, -0.000},
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newColor(255, 255, 255)},
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{
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{-0.492, -0.243, -0.492},
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{-0.328, -0.679, 0.328},
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{-0.492, -0.243, 0.492},
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{-0.936, -0.352, 0.000},
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newColor(255, 255, 255)},
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{
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{-0.492, -0.243, -0.492},
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{0.328, -0.679, -0.328},
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{-0.328, -0.679, -0.328},
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{0.000, -0.352, -0.936},
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newColor(255, 255, 255)},
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{
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{0.492, -0.243, 0.492},
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{-0.328, -0.679, 0.328},
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{0.328, -0.679, 0.328},
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{-0.000, -0.352, 0.936},
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newColor(255, 255, 255)},
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{
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{-0.656, 0.193, 0.656},
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{0.492, -0.243, 0.492},
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{0.656, 0.193, 0.656},
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{0.000, -0.352, 0.936},
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newColor(255, 110, 0)},
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{
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{0.656, 0.193, -0.656},
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{-0.492, -0.243, -0.492},
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{-0.656, 0.193, -0.656},
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{0.000, -0.352, -0.936},
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newColor(255, 110, 0)},
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{
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{-0.656, 0.193, -0.656},
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{-0.492, -0.243, 0.492},
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{-0.656, 0.193, 0.656},
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{-0.936, -0.352, 0.000},
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newColor(255, 110, 0)},
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{
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{0.656, 0.193, 0.656},
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{0.492, -0.243, -0.492},
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{0.656, 0.193, -0.656},
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{0.936, -0.352, 0.000},
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newColor(255, 110, 0)},
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{
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{1.000, 0.193, 1.000},
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{1.000, 0.193, -1.000},
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{-1.000, 0.193, -1.000},
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{0.000, -1.000, 0.000},
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newColor(255, 110, 0)},
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{
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{1.000, 0.193, 1.000},
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{-1.000, 0.193, -1.000},
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{-1.000, 0.193, 1.000},
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{0.000, -1.000, 0.000},
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newColor(255, 110, 0)},
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{
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{0.492, -0.243, 0.492},
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{0.328, -0.679, 0.328},
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{0.328, -0.679, -0.328},
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{0.936, -0.352, -0.000},
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newColor(255, 255, 255)},
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{
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{-0.492, -0.243, -0.492},
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{-0.328, -0.679, -0.328},
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{-0.328, -0.679, 0.328},
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{-0.936, -0.352, 0.000},
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newColor(255, 255, 255)},
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{
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{-0.492, -0.243, -0.492},
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{0.492, -0.243, -0.492},
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{0.328, -0.679, -0.328},
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{0.000, -0.352, -0.936},
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newColor(255, 255, 255)},
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{
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{0.492, -0.243, 0.492},
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{-0.492, -0.243, 0.492},
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{-0.328, -0.679, 0.328},
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{-0.000, -0.352, 0.936},
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newColor(255, 255, 255)},
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{
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{-0.656, 0.193, 0.656},
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{-0.492, -0.243, 0.492},
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{0.492, -0.243, 0.492},
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{-0.000, -0.352, 0.936},
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newColor(255, 110, 0)},
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{
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{0.656, 0.193, -0.656},
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{0.492, -0.243, -0.492},
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{-0.492, -0.243, -0.492},
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{0.000, -0.352, -0.936},
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newColor(255, 110, 0)},
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{
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{-0.656, 0.193, -0.656},
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{-0.492, -0.243, -0.492},
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{-0.492, -0.243, 0.492},
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{-0.936, -0.352, 0.000},
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newColor(255, 110, 0)},
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{
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{0.656, 0.193, 0.656},
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{0.492, -0.243, 0.492},
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{0.492, -0.243, -0.492},
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{0.936, -0.352, -0.000},
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newColor(255, 110, 0)},
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};
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Triangle coneSimpleTriangles[2] = {
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{
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{-1, 0, 0},
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{1, 0, 0},
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{0, -2, 0},
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{0, -2, 0},
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newColor(170, 80, 0)
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},
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{
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{0, 0, -1},
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{0, 0, 1},
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{0, -2, 0},
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{0, -2, 0},
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newColor(170, 80, 0)
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}
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};
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Triangle carTriangles[230] = {
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Triangle carTriangles[] = {
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{
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{0.794, 0.294, -0.380},
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{-0.535, 0.294, -0.443},
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@ -1623,45 +1402,174 @@ int main(){
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{-0.009, -0.598, -0.801},
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newColor(203, 2, 1)},
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};
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Mesh carMesh = {
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230,
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carTriangles
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Triangle coneTriangles[] = {
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{
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{0.328, -0.679, 0.328},
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{-0.328, -0.679, 0.328},
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{0.000, -1.552, 0.000},
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{-0.000, -0.352, 0.936},
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newColor(255, 110, 0)},
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{
|
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{-0.328, -0.679, -0.328},
|
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{0.328, -0.679, -0.328},
|
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{0.000, -1.552, 0.000},
|
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{0.000, -0.352, -0.936},
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newColor(255, 110, 0)},
|
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{
|
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{-0.328, -0.679, 0.328},
|
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{-0.328, -0.679, -0.328},
|
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{0.000, -1.552, 0.000},
|
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{-0.936, -0.352, 0.000},
|
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newColor(255, 110, 0)},
|
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{
|
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{0.328, -0.679, -0.328},
|
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{0.328, -0.679, 0.328},
|
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{0.000, -1.552, 0.000},
|
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{0.936, -0.352, -0.000},
|
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newColor(255, 110, 0)},
|
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{
|
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{0.492, -0.243, 0.492},
|
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{0.328, -0.679, -0.328},
|
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{0.492, -0.243, -0.492},
|
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{0.936, -0.352, -0.000},
|
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newColor(255, 255, 255)},
|
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{
|
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{-0.492, -0.243, -0.492},
|
||||
{-0.328, -0.679, 0.328},
|
||||
{-0.492, -0.243, 0.492},
|
||||
{-0.936, -0.352, 0.000},
|
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newColor(255, 255, 255)},
|
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{
|
||||
{-0.492, -0.243, -0.492},
|
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{0.328, -0.679, -0.328},
|
||||
{-0.328, -0.679, -0.328},
|
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{0.000, -0.352, -0.936},
|
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newColor(255, 255, 255)},
|
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{
|
||||
{0.492, -0.243, 0.492},
|
||||
{-0.328, -0.679, 0.328},
|
||||
{0.328, -0.679, 0.328},
|
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{-0.000, -0.352, 0.936},
|
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newColor(255, 255, 255)},
|
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{
|
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{-0.656, 0.193, 0.656},
|
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{0.492, -0.243, 0.492},
|
||||
{0.656, 0.193, 0.656},
|
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{0.000, -0.352, 0.936},
|
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newColor(255, 110, 0)},
|
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{
|
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{0.656, 0.193, -0.656},
|
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{-0.492, -0.243, -0.492},
|
||||
{-0.656, 0.193, -0.656},
|
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{0.000, -0.352, -0.936},
|
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newColor(255, 110, 0)},
|
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{
|
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{-0.656, 0.193, -0.656},
|
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{-0.492, -0.243, 0.492},
|
||||
{-0.656, 0.193, 0.656},
|
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{-0.936, -0.352, 0.000},
|
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newColor(255, 110, 0)},
|
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{
|
||||
{0.656, 0.193, 0.656},
|
||||
{0.492, -0.243, -0.492},
|
||||
{0.656, 0.193, -0.656},
|
||||
{0.936, -0.352, 0.000},
|
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newColor(255, 110, 0)},
|
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{
|
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{1.000, 0.193, 1.000},
|
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{1.000, 0.193, -1.000},
|
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{-1.000, 0.193, -1.000},
|
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{0.000, -1.000, 0.000},
|
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newColor(255, 110, 0)},
|
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{
|
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{1.000, 0.193, 1.000},
|
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{-1.000, 0.193, -1.000},
|
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{-1.000, 0.193, 1.000},
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{0.000, -1.000, 0.000},
|
||||
newColor(255, 110, 0)},
|
||||
{
|
||||
{0.492, -0.243, 0.492},
|
||||
{0.328, -0.679, 0.328},
|
||||
{0.328, -0.679, -0.328},
|
||||
{0.936, -0.352, -0.000},
|
||||
newColor(255, 255, 255)},
|
||||
{
|
||||
{-0.492, -0.243, -0.492},
|
||||
{-0.328, -0.679, -0.328},
|
||||
{-0.328, -0.679, 0.328},
|
||||
{-0.936, -0.352, 0.000},
|
||||
newColor(255, 255, 255)},
|
||||
{
|
||||
{-0.492, -0.243, -0.492},
|
||||
{0.492, -0.243, -0.492},
|
||||
{0.328, -0.679, -0.328},
|
||||
{0.000, -0.352, -0.936},
|
||||
newColor(255, 255, 255)},
|
||||
{
|
||||
{0.492, -0.243, 0.492},
|
||||
{-0.492, -0.243, 0.492},
|
||||
{-0.328, -0.679, 0.328},
|
||||
{-0.000, -0.352, 0.936},
|
||||
newColor(255, 255, 255)},
|
||||
{
|
||||
{-0.656, 0.193, 0.656},
|
||||
{-0.492, -0.243, 0.492},
|
||||
{0.492, -0.243, 0.492},
|
||||
{-0.000, -0.352, 0.936},
|
||||
newColor(255, 110, 0)},
|
||||
{
|
||||
{0.656, 0.193, -0.656},
|
||||
{0.492, -0.243, -0.492},
|
||||
{-0.492, -0.243, -0.492},
|
||||
{0.000, -0.352, -0.936},
|
||||
newColor(255, 110, 0)},
|
||||
{
|
||||
{-0.656, 0.193, -0.656},
|
||||
{-0.492, -0.243, -0.492},
|
||||
{-0.492, -0.243, 0.492},
|
||||
{-0.936, -0.352, 0.000},
|
||||
newColor(255, 110, 0)},
|
||||
{
|
||||
{0.656, 0.193, 0.656},
|
||||
{0.492, -0.243, 0.492},
|
||||
{0.492, -0.243, -0.492},
|
||||
{0.936, -0.352, -0.000},
|
||||
newColor(255, 110, 0)},
|
||||
};
|
||||
Triangle simpleConeTriangles[] = {
|
||||
{
|
||||
{-1, 0, 0},
|
||||
{1, 0, 0},
|
||||
{0, -2, 0},
|
||||
{0, -2, 0},
|
||||
newColor(120, 50, 0)
|
||||
},
|
||||
{
|
||||
{0, 0, -1},
|
||||
{0, 0, 1},
|
||||
{0, -2, 0},
|
||||
{0, -2, 0},
|
||||
newColor(120, 50, 0)
|
||||
}
|
||||
};
|
||||
|
||||
Mesh coneMesh = {
|
||||
22,
|
||||
coneTriangles
|
||||
};
|
||||
Car::model = Model({230, carTriangles});
|
||||
Track::coneMesh = {22, coneTriangles};
|
||||
Track::simpleConeMesh = {2, simpleConeTriangles};
|
||||
|
||||
Mesh coneSimpleMesh = {
|
||||
2,
|
||||
coneSimpleTriangles
|
||||
};
|
||||
Display::init();
|
||||
Display::clear(newColor(0, 0, 0));
|
||||
Display::show();
|
||||
|
||||
Time::update();
|
||||
|
||||
Input::init();
|
||||
|
||||
fp depthBuffer[RENDER_WIDTH*RENDER_HEIGHT];
|
||||
Rasterizer::depthBuffer = depthBuffer;
|
||||
|
||||
srand(0);
|
||||
|
||||
// Triangle treeTriangles[10*10];
|
||||
// for(int x = 0; x < 10; x++){
|
||||
// for(int y = 0; y < 10; y++){
|
||||
// // int treeX = (x-50)*10;
|
||||
// // int treeY = (y-50)*10;
|
||||
// int treeX = ((rand()%100) - 50)*10;
|
||||
// int treeY = ((rand()%100) - 50)*10;
|
||||
// treeTriangles[x+y*10] = {
|
||||
// {treeX-1, 0, treeY},
|
||||
// {treeX, -1, treeY},
|
||||
// {treeX+1, 0, treeY},
|
||||
// newColor(0, 255, 0)
|
||||
// };
|
||||
// }
|
||||
// }
|
||||
// Mesh treeMesh = {
|
||||
// 10*10,
|
||||
// treeTriangles
|
||||
// };
|
||||
|
||||
Triangle floorTriangles[2] = {
|
||||
{
|
||||
{-400, 0, -400},
|
||||
|
|
@ -1700,52 +1608,47 @@ int main(){
|
|||
|
||||
Model sun({2, sunTriangles});
|
||||
|
||||
for(int i = 0; i < NUM_TRACK_POINTS+1; i++){
|
||||
vec3f trackPoints[] = {
|
||||
{0, 0, 0},
|
||||
{2, 0, 0},
|
||||
{2+I_SQRT_2, 0, 1-I_SQRT_2},
|
||||
{3, 0, 1},
|
||||
{4-I_SQRT_2, 0, 1+I_SQRT_2},
|
||||
{4, 0, 2},
|
||||
{4+I_SQRT_2, 0, 1+I_SQRT_2},
|
||||
{5, 0, 1},
|
||||
{6-I_SQRT_2, 0, 1-I_SQRT_2},
|
||||
{6, 0, 0},
|
||||
{7, 0, 0},
|
||||
{7+I_SQRT_2, 0, -1+I_SQRT_2},
|
||||
{8, 0, -1},
|
||||
{7+I_SQRT_2, 0, -1-I_SQRT_2},
|
||||
{7, 0, -2},
|
||||
{5, 0, -2},
|
||||
{5-I_SQRT_2, 0, -3+I_SQRT_2},
|
||||
{4, 0, -3},
|
||||
{3+I_SQRT_2, 0, -3-I_SQRT_2},
|
||||
{3, 0, -4},
|
||||
{3-I_SQRT_2, 0, -3-I_SQRT_2},
|
||||
{2, 0, -3},
|
||||
{1+I_SQRT_2, 0, -3+I_SQRT_2},
|
||||
{1, 0, -2},
|
||||
{0, 0, -2},
|
||||
{-I_SQRT_2, 0, -1-I_SQRT_2},
|
||||
{-1, 0, -1},
|
||||
{-I_SQRT_2, 0, -1+I_SQRT_2},
|
||||
};
|
||||
for(int i = 0; i < 28; i++){
|
||||
trackPoints[i] = trackPoints[i] * 40;
|
||||
trackPoints[i].y = 0;
|
||||
}
|
||||
|
||||
Triangle trackTriangles[NUM_TRACK_POINTS*2-2];
|
||||
Model coneModels[NUM_TRACK_POINTS*2-2];
|
||||
|
||||
for(int i = 0; i < NUM_TRACK_POINTS-1; i++){
|
||||
vec3f pos = trackPoints[i];
|
||||
vec3f direction = trackPoints[i+1] - trackPoints[i];
|
||||
vec3f nextDirection = trackPoints[i+2] - trackPoints[i+1];
|
||||
vec3f perpendicular = {direction.z, direction.y, -direction.x};
|
||||
perpendicular = perpendicular * fp(TRACK_WIDTH) * perpendicular.i_length();
|
||||
vec3f nextPerpendicular = {nextDirection.z, nextDirection.y, -nextDirection.x};
|
||||
nextPerpendicular = nextPerpendicular * fp(TRACK_WIDTH) * nextPerpendicular.i_length();
|
||||
|
||||
trackTriangles[i] = {
|
||||
vec3d(pos - perpendicular),
|
||||
vec3d(pos + perpendicular),
|
||||
vec3d(pos - nextPerpendicular + direction),
|
||||
{0, -1, 0},
|
||||
newColor(50, 50, 50)
|
||||
};
|
||||
trackTriangles[i+NUM_TRACK_POINTS-1] = {
|
||||
vec3d(pos + perpendicular),
|
||||
vec3d(pos - nextPerpendicular + direction),
|
||||
vec3d(pos + nextPerpendicular + direction),
|
||||
{0, -1, 0},
|
||||
newColor(50, 50, 50)
|
||||
};
|
||||
|
||||
coneModels[i].mesh = coneMesh;
|
||||
coneModels[i].modelMatrix = mat4::scale(mat4::translate(mat4(), vec3d(pos - perpendicular)), 1, 1, 1);
|
||||
coneModels[i+NUM_TRACK_POINTS-1].mesh = coneMesh;
|
||||
coneModels[i+NUM_TRACK_POINTS-1].modelMatrix = mat4::scale(mat4::translate(mat4(), vec3d(pos + perpendicular)), 1, 1, 1);
|
||||
}
|
||||
|
||||
Model trackModel = Model({NUM_TRACK_POINTS*2-2, trackTriangles});
|
||||
|
||||
mat4 carMatrix;
|
||||
|
||||
Model carModel = Model(carMesh);
|
||||
Track track = Track(28, trackPoints, 10, 1.2);
|
||||
|
||||
Rasterizer::init();
|
||||
Rasterizer::setFOV(70);
|
||||
|
||||
Car car = Car();
|
||||
|
||||
while(true){
|
||||
Rasterizer::reset();
|
||||
|
||||
|
|
@ -1756,67 +1659,28 @@ int main(){
|
|||
return 0;
|
||||
}
|
||||
|
||||
if(Input::keyDown(KEY_RIGHT) || Input::keyDown(KEY_6)){
|
||||
carDirection = carDirection + Time::delta / 40.0f;
|
||||
}
|
||||
if(Input::keyDown(KEY_LEFT) || Input::keyDown(KEY_4)){
|
||||
carDirection = carDirection - Time::delta / 40.0f;
|
||||
}
|
||||
car.processInput();
|
||||
car.update(track.isInside(car.position));
|
||||
Rasterizer::setFOV(fp(70 + 50.0f / car.speed.i_length()));
|
||||
|
||||
if(Input::keyDown(KEY_UP) || Input::keyDown(KEY_8)){
|
||||
wheelSpeed = wheelSpeed + Time::delta / 500.0f;
|
||||
}
|
||||
if(Input::keyDown(KEY_DOWN) || Input::keyDown(KEY_5)){
|
||||
wheelSpeed = wheelSpeed - Time::delta / 200.0f;
|
||||
}
|
||||
|
||||
bool isOnTrack = onTrack(carPos);
|
||||
|
||||
if(!isOnTrack)
|
||||
wheelSpeed = wheelSpeed * (1.0f / (1.0f + (Time::delta * 0.002f)));
|
||||
|
||||
if(wheelSpeed > 1)
|
||||
wheelSpeed = 1;
|
||||
if(wheelSpeed < 0)
|
||||
wheelSpeed = 0;
|
||||
|
||||
Rasterizer::setFOV(fp(70 + 50.0f / carSpeed.i_length()));
|
||||
|
||||
carSpeed.x = carSpeed.x + wheelSpeed * float(fp_cos(fp(carAngle))) * Time::delta / 150.0f;
|
||||
carSpeed.z = carSpeed.z + wheelSpeed * float(fp_sin(fp(0)-fp(carAngle))) * Time::delta / 150.0f;
|
||||
if(isOnTrack)
|
||||
carSpeed = carSpeed * (1.0f / (1.0f + (Time::delta * 0.01f)));
|
||||
else
|
||||
carSpeed = carSpeed * (1.0f / (1.0f + (Time::delta * 0.02f)));
|
||||
|
||||
cameraAngle = cameraAngle + (-cameraAngle * 0.02 + 0.02 * carDirection) * Time::delta;
|
||||
carAngle = carAngle + (-carAngle * 0.05 + 0.05 * carDirection) * Time::delta;
|
||||
carPos.x = carPos.x + carSpeed.x * Time::delta;
|
||||
carPos.z = carPos.z + carSpeed.z * Time::delta;
|
||||
cameraAngle = cameraAngle + (-cameraAngle * 0.02 + 0.02 * car.direction) * Time::delta;
|
||||
|
||||
vec3f lc = cameraPos;
|
||||
vec3f ls = cameraSpeed;
|
||||
cameraPos = smoothDamp(cameraPos, carPos, &cameraSpeed, 5.0f, Time::delta, 1000.0f);
|
||||
if(cameraPos == carPos){
|
||||
cameraPos = smoothDamp(cameraPos, car.position, &cameraSpeed, 5.0f, Time::delta, 1000.0f);
|
||||
if(cameraPos == car.position){
|
||||
cameraPos = lc;
|
||||
cameraSpeed = ls;
|
||||
}
|
||||
|
||||
Display::clear(newColor(70, 180, 220));
|
||||
|
||||
carMatrix = mat4();
|
||||
carMatrix = mat4::translate(carMatrix, carPos.x, -0.5, carPos.z);
|
||||
carMatrix = mat4::rotateY(carMatrix, carAngle);
|
||||
|
||||
view = mat4();
|
||||
view = mat4::rotateX(view, HALF_PI*0.1);
|
||||
view = mat4::translate(view, 0, 2, 6);
|
||||
view = mat4::rotateY(view, -cameraAngle - HALF_PI);
|
||||
view = mat4::translate(view, -cameraPos.x, 0, -cameraPos.z);
|
||||
|
||||
carModel.modelMatrix = carMatrix;
|
||||
carModel.viewMatrix = view;
|
||||
|
||||
sun.viewMatrix = view;
|
||||
sun.modelMatrix = mat4();
|
||||
sun.modelMatrix = mat4::translate(sun.modelMatrix, 20, -6, -20);
|
||||
|
|
@ -1827,24 +1691,9 @@ int main(){
|
|||
floor.viewMatrix = view;
|
||||
floor.draw(false, false, true);
|
||||
|
||||
trackModel.viewMatrix = view;
|
||||
trackModel.draw(false, false, true);
|
||||
track.render(view, car.position);
|
||||
|
||||
for(int i = 0; i < NUM_TRACK_POINTS*2-2; i += 2){
|
||||
coneModels[i].viewMatrix = view;
|
||||
|
||||
float d = (trackPoints[i % (NUM_TRACK_POINTS-1)] - carPos).i_length();
|
||||
if(d < 0.005){
|
||||
}else if(d < 0.007){
|
||||
coneModels[i].mesh = coneSimpleMesh;
|
||||
coneModels[i].draw(true, false, false);
|
||||
} else {
|
||||
coneModels[i].mesh = coneMesh;
|
||||
coneModels[i].draw(true, true, false);
|
||||
}
|
||||
}
|
||||
|
||||
carModel.draw(true, true, false);
|
||||
car.render(view);
|
||||
|
||||
char buffer[10];
|
||||
#ifdef SDL
|
||||
|
|
|
|||
|
|
@ -0,0 +1,89 @@
|
|||
#include "track.h"
|
||||
|
||||
Track::Track(int numPoints, vec3f *points, float width, float tolerance){
|
||||
this->numPoints = numPoints;
|
||||
this->points = points;
|
||||
this->width = width;
|
||||
this->tolerance = tolerance;
|
||||
|
||||
triangles = (Triangle*)malloc(numPoints*2 * sizeof(Triangle));
|
||||
cones = (Model*)malloc(numPoints*2 * sizeof(Model));
|
||||
|
||||
for(int i = 0; i < numPoints; i++){
|
||||
vec3f pos = points[i];
|
||||
vec3f direction = points[(i+1)%numPoints] - points[i];
|
||||
vec3f nextDirection = points[(i+2)%numPoints] - points[(i+1)%numPoints];
|
||||
vec3f perpendicular = {direction.z, direction.y, -direction.x};
|
||||
perpendicular = perpendicular * width * perpendicular.i_length();
|
||||
vec3f nextPerpendicular = {nextDirection.z, nextDirection.y, -nextDirection.x};
|
||||
nextPerpendicular = nextPerpendicular * width * nextPerpendicular.i_length();
|
||||
|
||||
triangles[i*2] = {
|
||||
vec3d(pos - perpendicular),
|
||||
vec3d(pos + perpendicular),
|
||||
vec3d(pos - nextPerpendicular + direction),
|
||||
{0, -1, 0},
|
||||
newColor(50, 50, 50)
|
||||
};
|
||||
triangles[i*2+1] = {
|
||||
vec3d(pos + perpendicular),
|
||||
vec3d(pos - nextPerpendicular + direction),
|
||||
vec3d(pos + nextPerpendicular + direction),
|
||||
{0, -1, 0},
|
||||
newColor(50, 50, 50)
|
||||
};
|
||||
|
||||
cones[i*2] = Model(coneMesh);
|
||||
cones[i*2+1] = Model(coneMesh);
|
||||
cones[i*2].modelMatrix = mat4::translate(cones[i*2].modelMatrix, pos - perpendicular);
|
||||
cones[i*2+1].modelMatrix = mat4::translate(cones[i*2+1].modelMatrix, pos + perpendicular);
|
||||
}
|
||||
model = Model({numPoints * 2, triangles});
|
||||
}
|
||||
|
||||
void Track::render(mat4 viewMatrix, vec3f carPos){
|
||||
model.viewMatrix = viewMatrix;
|
||||
model.draw(false, false, true);
|
||||
|
||||
for(int i = 0; i < numPoints; i+=2){
|
||||
float d = (points[i] - carPos).length2();
|
||||
if(d < 150*150){
|
||||
cones[i*2].mesh = coneMesh;
|
||||
cones[i*2+1].mesh = coneMesh;
|
||||
} else if(d < 200*200){
|
||||
cones[i*2].mesh = simpleConeMesh;
|
||||
cones[i*2+1].mesh = simpleConeMesh;
|
||||
} else {
|
||||
continue;
|
||||
}
|
||||
cones[i*2].viewMatrix = viewMatrix;
|
||||
cones[i*2+1].viewMatrix = viewMatrix;
|
||||
cones[i*2].draw(true, true, false);
|
||||
cones[i*2+1].draw(true, true, false);
|
||||
}
|
||||
}
|
||||
|
||||
float distanceToLine2(vec3f p, vec3f p1, vec3f p2){
|
||||
float l2 = (p1-p2).length2();
|
||||
|
||||
if(l2 == 0) return (p1 - p).length2();
|
||||
|
||||
float t = dot(p - p1, p2 - p1) / l2;
|
||||
if(t < 0) t = 0;
|
||||
if(t > 1) t = 1;
|
||||
vec3f projection = p1 + (p2 - p1) * t;
|
||||
return (p - projection).length2();
|
||||
}
|
||||
|
||||
bool Track::isInside(vec3f p){
|
||||
float minDistance2 = -1;
|
||||
for(int i = 0; i < numPoints; i++){
|
||||
float d = distanceToLine2(p, points[i], points[(i+1)%numPoints]);
|
||||
if(d < minDistance2 || minDistance2 == -1)
|
||||
minDistance2 = d;
|
||||
}
|
||||
return minDistance2 < width*width*tolerance*tolerance;
|
||||
}
|
||||
|
||||
Mesh Track::coneMesh = {0, nullptr};
|
||||
Mesh Track::simpleConeMesh = {0, nullptr};
|
||||
Loading…
Reference in New Issue