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-rw-r--r--DisplayClass.cpp113
-rw-r--r--Trapezocube.cpp42
-rw-r--r--Trapezocube.h6
-rw-r--r--Triangle.h19
-rw-r--r--Vector.h9
-rw-r--r--main.cpp12
6 files changed, 131 insertions, 70 deletions
diff --git a/DisplayClass.cpp b/DisplayClass.cpp
index 5c97cc4..cefa6ae 100644
--- a/DisplayClass.cpp
+++ b/DisplayClass.cpp
@@ -1,69 +1,88 @@
#include "DisplayClass.h"
-#include "Matrix.h"
+#include "Matrix.h"
#include "gl.h"
-#include <algorithm>
+//#include <algorithm>
#include "Trapezocube.h"
-#include "BSPTree.h"
-
-
-DisplayClass::DisplayClass() {
- static const float pos[5] = {-3.0, -2.0, 0.0, 2.0, 3.0};
-
- for(int i = 0; i < 5; ++i) {
- for(int j = 0; j < 5; ++j) {
- for(int k = 0; k < 5; ++k) {
- cubes[i][j][k].setSize(0.5, 0.5, 0.5);
- cubes[i][j][k].setPos(pos[k], pos[j], pos[i]);
- }
- }
- }
-}
-
-void DisplayClass::renderScene(unsigned long delta)
+#include "BSPTree.h"
+
+
+DisplayClass::DisplayClass() {
+ static const float pos[5] = {-3.0, -2.0, 0.0, 2.0, 3.0};
+
+ for(int i = 0; i < 5; ++i) {
+ for(int j = 0; j < 5; ++j) {
+ for(int k = 0; k < 5; ++k) {
+ cubes[i][j][k].setSize(0.5, 0.5, 0.5);
+ cubes[i][j][k].setPos(pos[k], pos[j], pos[i]);
+ }
+ }
+ }
+}
+
+void DisplayClass::renderScene(unsigned long delta)
{
-// Cubehole cubeing(3.0, 1.0, 1.0, 0.0, 0.0, 0.0, 1.0, 0.5);
- Trapezocube cubeing(2.0, 1.5, 3.0, 0.5, 0.0, 0.0, 0.0, 90);
- static float angle = 0.0;
- angle += delta*0.05;
- if(angle >= 360)
- angle -= 360;
-
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+ //Cubehole cubeing(3.0, 1.0, 1.0, 0.0, 0.0, 0.0, 1.0, 0.5);
+ Trapezocube cubeing1(11.0, 10.0, 10.0, 0.5, 0.0, 0.0, 1.75, 0);
+ Trapezocube cubeing2(10.0, 9.0, 9.0, 0.5, 0.0, 0.0, 2.25, 90);
+ Trapezocube cubeing3(9.0, 8.0, 8.0, 0.5, 0.0, 0.0, 2.75, 180);
+ Trapezocube cubeing4(8.0, 7.0, 7.0, 0.5, 0.0, 0.0, 3.25, 270);
+ Trapezocube cubeing5(7.0, 6.0, 6.0, 0.5, 0.0, 0.0, 3.75, 0);
+ Trapezocube cubeing6(6.0, 5.0, 5.0, 0.5, 0.0, 0.0, 4.25, 90);
+ Trapezocube cubeing7(5.0, 4.0, 4.0, 0.5, 0.0, 0.0, 4.75, 180);
+ Trapezocube cubeing8(4.0, 3.0, 3.0, 0.5, 0.0, 0.0, 5.25, 270);
+ static float angle = 0.0;
+ angle += delta*0.025;
+ if(angle >= 360)
+ angle -= 360;
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ //Matrix p(GL_PROJECTION_MATRIX);
+ //Matrix m;
- Matrix p(GL_PROJECTION_MATRIX);
- Matrix m;
-
std::list<Triangle> triangles;
- glLoadIdentity(); // Clean up matrix
- glTranslatef(0.0, 0.0, -10.0); // Then set up transformation
- glRotatef(angle, 0.0, 1.0, 0.0);
- glRotatef(angle*2, 1.0, 0.0, 0.0);
- glRotatef(angle*3, 0.0, 0.0, 1.0);
+ glLoadIdentity(); // Clean up matrix
+ glTranslatef(0.0, 0.0, -30.0); // Then set up transformation
+ glRotatef(angle, 0.0, 1.0, 0.0);
+ glRotatef(angle*2, 1.0, 0.0, 0.0);
+ glRotatef(angle*3, 0.0, 0.0, 1.0);
glRotatef(-angle*5, 1.0, 1.0, 1.0);
- m.store(); // Save current transformation
+ //m.store(); // Save current transformation
/*for(int i = 0; i < 5; ++i) {
- for(int j = 0; j < 5; ++j) {
+ for(int j = 0; j < 5; ++j) {
for(int k = 0; k < 5; ++k) {
- std::list<Triangle> ct = cubes[i][j][k].getTriangles(m);
- triangles.splice(triangles.end(), ct);
+ std::list<Triangle> ct = cubes[i][j][k].getTriangles(m);
+ triangles.splice(triangles.end(), ct);
}
}
}*/
- std::list<Triangle> ct = cubeing.getTriangles(m);
- triangles.splice(triangles.end(), ct);
+ std::list<Triangle> ct1 = cubeing1.getTriangles();
+ triangles.splice(triangles.end(), ct1);
+ std::list<Triangle> ct2 = cubeing2.getTriangles();
+ triangles.splice(triangles.end(), ct2);
+ std::list<Triangle> ct3 = cubeing3.getTriangles();
+ triangles.splice(triangles.end(), ct3);
+ std::list<Triangle> ct4 = cubeing4.getTriangles();
+ triangles.splice(triangles.end(), ct4);
+ std::list<Triangle> ct5 = cubeing5.getTriangles();
+ triangles.splice(triangles.end(), ct5);
+ std::list<Triangle> ct6 = cubeing6.getTriangles();
+ triangles.splice(triangles.end(), ct6);
+ std::list<Triangle> ct7 = cubeing7.getTriangles();
+ triangles.splice(triangles.end(), ct7);
+ std::list<Triangle> ct8 = cubeing8.getTriangles();
+ triangles.splice(triangles.end(), ct8);
- BSPTree tree(triangles);
-
- glLoadIdentity();
+ //glLoadIdentity();
glBegin(GL_TRIANGLES);
for(std::list<Triangle>::reverse_iterator t = triangles.rbegin(); t != triangles.rend(); ++t) {
t->render();
}
glEnd();
-
- glFlush();
-}
+
+ glFlush();
+}
diff --git a/Trapezocube.cpp b/Trapezocube.cpp
index e9877de..24bcfc3 100644
--- a/Trapezocube.cpp
+++ b/Trapezocube.cpp
@@ -1,27 +1,32 @@
#include "Trapezocube.h"
-std::list<Triangle> Trapezocube::getTriangles(const Matrix &modelview)
+std::list<Triangle> Trapezocube::getTriangles(/*const Matrix &modelview*/)
{
std::list<Triangle> triangles;
// width, height, depth
- //glRotatef(rotate, 0.0, 1.0, 0.0);
+
+ glPushMatrix();
+ glLoadIdentity();
+ glRotatef(rotate, 0.0, 1.0, 0.0);
+ Matrix rotation;
+ glPopMatrix();
// Front face
Color c(0.0, 0.0, 1.0, 0.5);
triangles.push_back(Triangle(Vertex(x-widthfront/2, y+height/2, z+depth/2),
- Vertex(x+widthfront/2, y+height/2, z+depth/2),
- Vertex(x-widthfront/2, y-height/2, z+depth/2), c));
+ Vertex(x-widthfront/2, y-height/2, z+depth/2),
+ Vertex(x+widthfront/2, y+height/2, z+depth/2), c));
triangles.push_back(Triangle(Vertex(x-widthfront/2, y-height/2, z+depth/2),
- Vertex(x+widthfront/2, y+height/2, z+depth/2),
- Vertex(x+widthfront/2, y-height/2, z+depth/2), c));
+ Vertex(x+widthfront/2, y-height/2, z+depth/2),
+ Vertex(x+widthfront/2, y+height/2, z+depth/2), c));
// Back face
c = Color(1.0, 1.0, 0.0, 0.5);
triangles.push_back(Triangle(Vertex(x-widthback/2, y+height/2, z-depth/2),
- Vertex(x-widthback/2, y-height/2, z-depth/2),
- Vertex(x+widthback/2, y+height/2, z-depth/2), c));
+ Vertex(x+widthback/2, y+height/2, z-depth/2),
+ Vertex(x-widthback/2, y-height/2, z-depth/2), c));
triangles.push_back(Triangle(Vertex(x-widthback/2, y-height/2, z-depth/2),
Vertex(x+widthback/2, y+height/2, z-depth/2),
@@ -30,13 +35,13 @@ std::list<Triangle> Trapezocube::getTriangles(const Matrix &modelview)
// Left face
c = Color(0.0, 1.0, 0.0, 0.5);
- triangles.push_back(Triangle(Vertex(x-widthfront /2, y+height/2, z+depth/2),
- Vertex(x-widthfront /2, y-height/2, z+depth/2),
- Vertex(x-widthback /2, y+height/2, z-depth/2), c));
+ triangles.push_back(Triangle(Vertex(x-widthfront/2, y+height/2, z+depth/2),
+ Vertex(x-widthback /2, y+height/2, z-depth/2),
+ Vertex(x-widthfront/2, y-height/2, z+depth/2), c));
triangles.push_back(Triangle(Vertex(x-widthback /2, y-height/2, z-depth/2),
- Vertex(x-widthback /2, y+height/2, z-depth/2),
- Vertex(x-widthfront /2, y-height/2, z+depth/2), c));
+ Vertex(x-widthfront/2, y-height/2, z+depth/2),
+ Vertex(x-widthback /2, y+height/2, z-depth/2), c));
// Right face
@@ -62,15 +67,16 @@ std::list<Triangle> Trapezocube::getTriangles(const Matrix &modelview)
// Bottom face
triangles.push_back(Triangle(Vertex(x-widthfront/2, y-height/2, z+depth/2),
- Vertex(x+widthfront/2, y-height/2, z+depth/2),
- Vertex(x-widthback /2, y-height/2, z-depth/2), c));
+ Vertex(x-widthback /2, y-height/2, z-depth/2),
+ Vertex(x+widthfront/2, y-height/2, z+depth/2), c));
triangles.push_back(Triangle(Vertex(x+widthfront/2, y-height/2, z+depth/2),
- Vertex(x+widthback /2, y-height/2, z-depth/2),
- Vertex(x-widthback /2, y-height/2, z-depth/2), c));
+ Vertex(x-widthback /2, y-height/2, z-depth/2),
+ Vertex(x+widthback /2, y-height/2, z-depth/2), c));
for(std::list<Triangle>::iterator t = triangles.begin(); t != triangles.end(); ++t) {
- t->transform(modelview);
+ t->transform(rotation);
+ //t->transform(modelview);
}
return triangles;
diff --git a/Trapezocube.h b/Trapezocube.h
index b2cdd9a..3d64eaa 100644
--- a/Trapezocube.h
+++ b/Trapezocube.h
@@ -9,8 +9,8 @@
class Trapezocube
{
public:
- Trapezocube(): widthfront(0), widthback(0), height(0), depth(0), x(0), y(0), z(0) {}
- Trapezocube(float widthfront, float widthback, float height, float depth): x(0), y(0), z(0){
+ Trapezocube(): widthfront(0), widthback(0), height(0), depth(0), x(0), y(0), z(0), rotate(0) {}
+ Trapezocube(float widthfront, float widthback, float height, float depth): x(0), y(0), z(0), rotate(0){
setSize(widthfront, widthback, height, depth);
}
Trapezocube(float widthfront, float widthback, float height, float depth, float x, float y, float z): rotate(0) {
@@ -45,7 +45,7 @@ class Trapezocube
}
void setRotate(float r) {rotate = r;}
void setColor(Color col) {color = col;}
- std::list<Triangle> getTriangles(const Matrix &modelview);
+ std::list<Triangle> getTriangles(/*const Matrix &modelview*/);
private:
float x, y, z, widthfront, widthback, height, depth, rotate;
diff --git a/Triangle.h b/Triangle.h
index ab51051..ddb9d97 100644
--- a/Triangle.h
+++ b/Triangle.h
@@ -20,9 +20,26 @@ class Triangle
const Vertex& getVertex(int i) const {return v[i];}
const Color& getColor() const {return c;}
+ Vertex getNormal() const {
+ Vector v1 = v[0]-v[2];
+ Vector v2 = v[0]-v[1];
+
+ return v1.cross(v2).normalize();
+ }
+
void render() const {
- glColor4f(c.getR(), c.getG(), c.getB(), c.getA());
+ //glColor4f(c.getR(), c.getG(), c.getB(), c.getA());
+ float color[] = {c.getR(), c.getG(), c.getB(), c.getA()};
+ glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, color);
+
+ for(int i = 0; i < 3; ++i) {
+ color[i] /= 2;
+ }
+ glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, color);
+ Vector normal = getNormal();
+ glNormal3f(normal.getX(), normal.getY(), normal.getZ());
+
for(int i = 0; i < 3; ++i)
{
glVertex3f(v[i].getX(), v[i].getY(), v[i].getZ());
diff --git a/Vector.h b/Vector.h
index ece1230..f03c4b4 100644
--- a/Vector.h
+++ b/Vector.h
@@ -2,6 +2,7 @@
#define _VECTOR_H_
#include "Vertex.h"
+#include <math.h>
class Vector : public Vertex {
public:
@@ -41,6 +42,14 @@ class Vector : public Vertex {
float dot(const Vector &v) const {
return x*v.x + y*v.y + z*v.z;
}
+
+ float length() const {
+ return sqrtf(x*x+y*y+z*z);
+ }
+
+ Vector normalize() const {
+ return *this/length();
+ }
};
static inline Vector operator-(const Vertex &v1, const Vertex &v2) {
diff --git a/main.cpp b/main.cpp
index 76838a2..5f24b9a 100644
--- a/main.cpp
+++ b/main.cpp
@@ -18,7 +18,7 @@ void initGL(bool multisample);
void resize(int width, int height);
void initGL(bool multisample) {
- glClearColor(0.0, 0.0, 0.0, 1.0);
+ glClearColor(1.0, 0.85, 0.06, 1.0);
glClearDepth(1.0);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
@@ -32,6 +32,16 @@ void initGL(bool multisample) {
#endif
resize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
+
+ glEnable(GL_LIGHTING);
+ static const float light[] = {-1, -1, -1, 0};
+ static const float lightColor[] = {1, 1, 1, 1};
+ glLightfv(GL_LIGHT0, GL_POSITION, light);
+ glLightfv(GL_LIGHT0, GL_DIFFUSE, lightColor);
+ glEnable(GL_LIGHT0);
+
+ glEnable(GL_CULL_FACE);
+ glFrontFace(GL_CCW);
}
void resize(int width, int height)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 18:24:51 +0100