关于用Opengl做2D碰撞检测的问题
#include&Windows.h&
#include&stdio.h&
#include&stdlib.h&
#include&gl/glut.h&
#include&vector&
#include&iostream&
#include&time.h&
int WIDTH = 800;
int HEIGHT = 900;
#define STEP_WIDTH 150
#define STEP_HEIGHT 20
#define PLAYER_WIDTH 40
#define PLAYER_HEIGHT 40
#define MOVE_SPEED 20
void SetupViewTransform();
void KeyboardFunc(unsigned char key, int x, int y);
void SetupViewVolume();
void Render();
void Reshape(int w, int h);
int Rand_x();
void TimeFunc(int id);
void ComputeStep();
void DrawStep();
void Compute_Player();//对人物进行计算，绘制
void Draw_Player();//对人物进行计算，绘制
void Draw_Border();//绘制边框
//void InitLife();//绘制人物生命值
void Collide();
void Update_Player();
void Update_Step();
void Draw_Life();
void InitOpenGL();
unsigned char *ReadBmpFile(char *fname, int *w, int *h);
struct Point
struct Step
vector&Point&P
struct Object//游戏人物结构体
vector&Point&Pts2;
//阶梯种类
vector&Step&StepList_N
vector&Step&StepList_L
vector&Step&StepList_R
vector&Step&StepList_S
vector&Step&StepList_S
vector&Object&P//游戏人物容器，用于在游戏人物死亡时产生新人物
vector&Object&Life_S
GLuint TexId[10];
void InitLife();
bool draw_
bool Collider_Bool=0;//适用于所有台阶的碰撞bool类型，如果人物与任意一种台阶相撞，立即改变人物速度，与台阶同速上升，产生静止效果。
int Collider_Normal_Spine=0;//冲撞次数记录，用于记录人物与少血加血台阶的冲撞次数，决定血量的绘制方式。
bool Collider_Left=0;
bool Collider_Right=0;
bool Collider_S
int Collide_index_Normal=0;//冲撞次数记录，用于记录人物与加血台阶的冲撞编号，如果不相符，说明冲撞次数。
int Collide_index_Spine =10 ;//冲撞次数记录，用于记录人物与减血台阶的冲撞编号，如果不相符，说明冲撞的次数。
bool Collide_L//检测与左行台阶的碰撞。
bool Collide_R//检测与右行台阶的碰撞。
int a = 2;
int main(int argc, char **argv)
glutInit(&argc, argv);
glutInitWindowSize(WIDTH, HEIGHT);
glutInitWindowPosition(0, 0);
glutInitDisplayMode(GL_DOUBLE | GLUT_RGB | GLUT_DEPTH);
glutCreateWindow("Man Down");
InitOpenGL();
InitLife();
glutDisplayFunc(Render);
glutReshapeFunc(Reshape);
glutTimerFunc(100, TimeFunc, 0);
glutKeyboardFunc(KeyboardFunc);
glutMainLoop();
void ComputeStep()
Point pt1, pt2, pt3, pt4;
pt1.x = Rand_x();
pt1.y = 0;
pt2.x = pt1.x + STEP_WIDTH;
pt2.y = 0;
pt3.x = pt2.x;
pt3.y = pt2.y + STEP_HEIGHT;
pt4.x = pt1.x;
pt4.y = pt1.y + STEP_HEIGHT;
tempstep.Pts.push_back(pt1);
tempstep.Pts.push_back(pt2);
tempstep.Pts.push_back(pt3);
tempstep.Pts.push_back(pt4);
int ix = rand() % 5;//调整阶梯密度。
if (ix == 0)
StepList_Normal.push_back(tempstep);
if (ix == 1)
StepList_Left.push_back(tempstep);
if (ix == 2)
StepList_Right.push_back(tempstep);
if (ix == 3)
StepList_Spine.push_back(tempstep);
if (ix == 4)
StepList_Spring.push_back(tempstep);
int Rand_x()
int i = (int)(rand() %(WIDTH-150-200+1)+200);
void TimeFunc(int id)
if (id == 0)
Collide();
Update_Player();
Update_Step();
//Collide();
glutPostRedisplay();
glutTimerFunc(100, TimeFunc, 0);
void SetupViewTransform()
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.0, 0.0, 0.0);
void SetupViewVolume()
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0, WIDTH, 0, HEIGHT, -10,10);
void Render()
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SetupViewTransform();
SetupViewVolume();
glMatrixMode(GL_MODELVIEW);
Collide();
Draw_Border();
Compute_Player();
Draw_Player();
ComputeStep();
DrawStep();
Draw_Life();
glutSwapBuffers();
void DrawStep()
for (unsigned int i = 0; i & StepList_Normal.size(); i++)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[5]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Normal[i].Pts[0].x, StepList_Normal[i].Pts[0].y, 0);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Normal[i].Pts[1].x, StepList_Normal[i].Pts[1].y, 0);
glTexCoord2d(1,1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Normal[i].Pts[2].x, StepList_Normal[i].Pts[2].y, 0);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Normal[i].Pts[3].x, StepList_Normal[i].Pts[3].y, 0);
for (unsigned int i = 0; i & StepList_Spring.size(); i++)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[6]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spring[i].Pts[0].x, StepList_Spring[i].Pts[0].y, 0);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spring[i].Pts[1].x, StepList_Spring[i].Pts[1].y, 0);
glTexCoord2d(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spring[i].Pts[2].x, StepList_Spring[i].Pts[2].y, 0);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spring[i].Pts[3].x, StepList_Spring[i].Pts[3].y, 0);
glPopMatrix();
for (unsigned int i = 0; i & StepList_Left.size(); i++)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[3]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Left[i].Pts[0].x, StepList_Left[i].Pts[0].y, 0);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Left[i].Pts[1].x, StepList_Left[i].Pts[1].y, 0);
glTexCoord2d(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Left[i].Pts[2].x, StepList_Left[i].Pts[2].y, 0);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Left[i].Pts[3].x, StepList_Left[i].Pts[3].y, 0);
glPopMatrix();
//if(Draw_Right==1)
for (unsigned int i = 0; i & StepList_Right.size(); i++)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[2]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Right[i].Pts[0].x, StepList_Right[i].Pts[0].y, 0);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Right[i].Pts[1].x, StepList_Right[i].Pts[1].y, 0);
glTexCoord2d(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Right[i].Pts[2].x, StepList_Right[i].Pts[2].y, 0);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Right[i].Pts[3].x, StepList_Right[i].Pts[3].y, 0);
glPopMatrix();
//for (int i = 0; i & StepList_Right.size(); i++)
// for (int j = 0; j & StepList_Right[i].Pts.size(); j++)
StepList_Right[i].Pts[j].y += 10;
//if(Draw_Spine==1)
for (unsigned int i = 0; i & StepList_Spine.size(); i++)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[1]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spine[i].Pts[0].x, StepList_Spine[i].Pts[0].y, 0);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spine[i].Pts[1].x, StepList_Spine[i].Pts[1].y, 0);
glTexCoord2d(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spine[i].Pts[2].x, StepList_Spine[i].Pts[2].y, 0);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(StepList_Spine[i].Pts[3].x, StepList_Spine[i].Pts[3].y, 0);
glPopMatrix();
void Compute_Player()
if (Player.size() == 0)
Point pts1, pts2, pts3, pts4;
pts1.x = 400;
pts1.y = 800;
pts2.x = 400;
pts2.y = pts1.y-PLAYER_HEIGHT;
pts3.x =pts1.x+PLAYER_WIDTH;
pts3.y =pts1.y-PLAYER_HEIGHT;
pts4.x = pts1.x + PLAYER_WIDTH;
pts4.y = pts1.
tempplayer.Pts2.push_back(pts1);
tempplayer.Pts2.push_back(pts2);
tempplayer.Pts2.push_back(pts3);
tempplayer.Pts2.push_back(pts4);
Player.push_back(tempplayer);
draw_player = 1;
void Draw_Player()
//glBegin(GL_POLYGON);
//glColor3f(0.3, 0.4, 0.5);
//glVertex3i(400, 800, 0);
//glVertex3i(400, 730, 0);
//glVertex3i(470, 730, 0);
//glVertex3i(470, 800, 0);
//glEnd();
if (draw_player == 1 && Player.size() == 1)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[0]);
glTranslatef(0, 0, 0);
glBegin(GL_POLYGON);
glTexCoord2i(0,1);
glNormal3i(0, 0, 1);
glVertex3i(Player.back().Pts2[0].x, Player.back().Pts2[0].y, 0);
glTexCoord2i(0,0);
glNormal3i(0, 0, 1);
glVertex3i(Player.back().Pts2[1].x, Player.back().Pts2[1].y, 0);
glTexCoord2i(1,0);
glNormal3i(0, 0, 1);
glVertex3i(Player.back().Pts2[2].x, Player.back().Pts2[2].y, 0);
glTexCoord2i(1,1);
glNormal3i(0, 0, 1);
glVertex3i(Player.back().Pts2[3].x, Player.back().Pts2[3].y, 0);
void Reshape(int w, int h)
glViewport(0, 0, w, h);
void KeyboardFunc(unsigned char key, int x, int y)
if (key == 'a')
if (Player.back().Pts2[0].x&200 )
for (unsigned int k = 0; k & Player.back().Pts2.size(); k++)
Player.back().Pts2[k].x-= MOVE_SPEED;
if (key == 'd')
if (Player.back().Pts2[2].x & WIDTH )
for (unsigned int k = 0; k & Player.back().Pts2.size(); k++)
Player.back().Pts2[k].x += MOVE_SPEED;
void Draw_Border()
//glColor3f(0.3, 0.3, 0.3);
glPushMatrix();
glTranslatef(0, 0, 0);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[7]);
glBegin(GL_POLYGON);
glTexCoord2i(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(200, 0, 0);
glTexCoord2i(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(210, 0, 0);
glTexCoord2i(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(210, HEIGHT, 0);
glTexCoord2i(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(200, HEIGHT, 0);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[4]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(210, HEIGHT, 0);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(210, HEIGHT - 20, 0);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(210 + WIDTH, HEIGHT - 20, 0);
glTexCoord2d(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(210 + WIDTH, HEIGHT, 0);
glBindTexture(GL_TEXTURE_2D, TexId[7]);
glBegin(GL_POLYGON);
glTexCoord2d(0, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(WIDTH, HEIGHT, 0);
glBegin(GL_POLYGON);
glTexCoord2d(1, 1);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(WIDTH-10, HEIGHT, 0);
glBegin(GL_POLYGON);
glTexCoord2d(1, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(WIDTH - 10, 0, 0);
glBegin(GL_POLYGON);
glTexCoord2d(0, 0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(WIDTH, 0, 0);
glBegin(GL_POLYGON);
glVertex3i(210 + WIDTH, 10, 0);
glVertex3i(210, 10, 0);
glVertex3i(200,0, 0);
glVertex3i(200 + WIDTH, 0, 0);
void Collide()
bool id=//控制碰撞次数。
for (unsigned int i = 0;i & StepList_Normal.size(); i++)
if ((Player.back().Pts2[2].x&StepList_Normal[i].Pts[0].x)&&(Player.back().Pts2[1].x & StepList_Normal[i].Pts[1].x) &&(Player.back().Pts2[1].y == StepList_Normal[i].Pts[2].y))
Collider_Bool = 1;
temp_index =
if (Collider_Normal_Spine == 1&&temp_index!=Collide_index_Normal)
Collider_Normal_Spine = 0;
if (Collider_Normal_Spine == 2&& temp_index != Collide_index_Normal)
Collider_Normal_Spine = 1;
Collide_index_Normal = temp_
for (unsigned int i = 0; i & StepList_Spring.size(); i++)
if (Player.back().Pts2[2].x&StepList_Spring[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Spring[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Spring[i].Pts[2].y)
Collider_Bool = 1;
for (unsigned int i = 0; i & StepList_Spine.size(); i++)
if (Player.back().Pts2[2].x&StepList_Spine[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Spine[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Spine[i].Pts[2].y)
Collider_Bool = 1;
temp_idex =
if (Collider_Normal_Spine == 0&&temp_idex!=Collide_index_Spine)
Collider_Normal_Spine = 1;
Collide_index_Spine = temp_
if (Collider_Normal_Spine == 1&&temp_idex != Collide_index_Spine)
Collider_Normal_Spine = 2;
Collide_index_Spine = temp_
if (Collider_Normal_Spine == 2 && temp_idex != Collide_index_Spine)
Collider_Normal_Spine = 3;
Collide_index_Spine = temp_
for (unsigned int i = 0; i & StepList_Right.size(); i++)
if (Player.back().Pts2[2].x&StepList_Right[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Right[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Right[i].Pts[2].y)
Collider_Bool = 1;
Collider_Right = 1;
Collider_Right = 0;
for (unsigned int i = 0; i & StepList_Left.size(); i++)
if (Player.back().Pts2[2].x&StepList_Left[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Left[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Left[i].Pts[2].y)
Collider_Bool = 1;
Collider_Left = 1;
Collider_Left = 0;
if(id == false)
Collider_Bool = 0;
void Update_Player()
if (Collider_Bool == 0)
for (unsigned int k = 0; k & Player.back().Pts2.size(); k++)
Player.back().Pts2[k].y -= 10;
if (Collider_Bool == 1)
for (unsigned int k = 0; k & Player.back().Pts2.size(); k++)
Player.back().Pts2[k].y += 10;
if (Collider_Left == 1 && Collider_Bool == 1)
for (int i = 0; i & Player.back().Pts2.size(); i++)
Player.back().Pts2[i].x -= 10;
if (Collider_Right == 1 && Collider_Bool == 1)
for (int i = 0; i & Player.back().Pts2.size(); i++)
Player.back().Pts2[i].x += 10;
if (Player.back().Pts2[1].y & 0)
if (Player.back().Pts2[0].y & HEIGHT)
//if (Collider_Left == 1&& Collider_Bool == 1)
// for (int i = 0; i & Player.back().Pts2.size(); i++)
Player.back().Pts2[i].x -= 10;
//if (Collider_Right == 1&& Collider_Bool == 1)
// for (int i = 0; i & Player.back().Pts2.size(); i++)
Player.back().Pts2[i].x += 10;
Update_Step()
for (unsigned int i = 0; i & StepList_Normal.size(); i++)
for (unsigned int j = 0; j & StepList_Normal[i].Pts.size(); j++)
StepList_Normal[i].Pts[j].y += 10;
for (unsigned int i = 0; i & StepList_Left.size(); i++)
for (unsigned int j = 0; j & StepList_Left[i].Pts.size(); j++)
StepList_Left[i].Pts[j].y += 10;
for (unsigned int i = 0; i & StepList_Right.size(); i++)
for (unsigned int j = 0; j & StepList_Right[i].Pts.size(); j++)
StepList_Right[i].Pts[j].y += 10;
for (unsigned int i = 0; i & StepList_Spring.size(); i++)
for (unsigned int j = 0; j & StepList_Spring[i].Pts.size(); j++)
StepList_Spring[i].Pts[j].y += 10;
for (unsigned int i = 0; i & StepList_Spine.size(); i++)
for (unsigned int j = 0; j & StepList_Spine[i].Pts.size(); j++)
StepList_Spine[i].Pts[j].y += 10;
void InitLife()
Point ptr1, ptr2, ptr3, ptr4;
ptr1.x = 20;
ptr1.y = HEIGHT - 10;
ptr2.x = 20;
ptr2.y = HEIGHT - 50;
ptr3.x = 140;
ptr3.y = HEIGHT - 50;
ptr4.x = 140;
ptr4.y = HEIGHT - 10;
tempobj.Pts2.push_back(ptr1);
tempobj.Pts2.push_back(ptr2);
tempobj.Pts2.push_back(ptr3);
tempobj.Pts2.push_back(ptr4);
Life_State.push_back(tempobj);
tempobj.Pts2.clear();
ptr1.x = 20;
ptr1.y = HEIGHT - 10;
ptr2.x = 20;
ptr2.y = HEIGHT - 50;
ptr3.x = 100;
ptr3.y = HEIGHT - 50;
ptr4.x = 100;
ptr4.y = HEIGHT - 10;
tempobj.Pts2.push_back(ptr1);
tempobj.Pts2.push_back(ptr2);
tempobj.Pts2.push_back(ptr3);
tempobj.Pts2.push_back(ptr4);
Life_State.push_back(tempobj);
tempobj.Pts2.clear();
ptr1.x = 20;
ptr1.y = HEIGHT - 10;
ptr2.x = 20;
ptr2.y = HEIGHT - 50;
ptr3.x = 60;
ptr3.y = HEIGHT - 50;
ptr4.x = 60;
ptr4.y = HEIGHT - 10;
tempobj.Pts2.push_back(ptr1);
tempobj.Pts2.push_back(ptr2);
tempobj.Pts2.push_back(ptr3);
tempobj.Pts2.push_back(ptr4);
Life_State.push_back(tempobj);
tempobj.Pts2.clear();
ptr1.x = 20;
ptr1.y = HEIGHT - 10;
ptr2.x = 20;
ptr2.y = HEIGHT - 50;
ptr3.x = 20;
ptr3.y = HEIGHT - 50;
ptr4.x = 20;
ptr4.y = HEIGHT - 10;
tempobj.Pts2.push_back(ptr1);
tempobj.Pts2.push_back(ptr2);
tempobj.Pts2.push_back(ptr3);
tempobj.Pts2.push_back(ptr4);
Life_State.push_back(tempobj);
tempobj.Pts2.clear();
void Draw_Life()
if (Collider_Normal_Spine == 0)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[8]);
glTranslatef(0.0, 0.0, 0.0);
glPushMatrix();
glBegin(GL_POLYGON);
glTexCoord2d(0.0,1.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[0].Pts2[0].x, Life_State[0].Pts2[0].y, 0);
glTexCoord2d(0.0, 0.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[0].Pts2[1].x, Life_State[0].Pts2[1].y, 0);
glTexCoord2d(1.0, 0.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[0].Pts2[2].x, Life_State[0].Pts2[2].y, 0);
glTexCoord2d(1.0, 1.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[0].Pts2[3].x, Life_State[0].Pts2[3].y, 0);
glPushMatrix();
if (Collider_Normal_Spine == 1)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[8]);
glTranslatef(0.0, 0.0, 0.0);
glPushMatrix();
glBegin(GL_POLYGON);
glTexCoord2d(0.0, 1.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[1].Pts2[0].x, Life_State[1].Pts2[0].y, 0);
glTexCoord2d(0.0, 0.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[1].Pts2[1].x, Life_State[1].Pts2[1].y, 0);
glTexCoord2d(1.0, 0.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[1].Pts2[2].x, Life_State[1].Pts2[2].y, 0);
glTexCoord2d(1.0, 1.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[1].Pts2[3].x, Life_State[1].Pts2[3].y, 0);
glPushMatrix();
if (Collider_Normal_Spine == 2)
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TexId[8]);
glTranslatef(0.0, 0.0, 0.0);
glPushMatrix();
glBegin(GL_POLYGON);
glTexCoord2d(0.0, 1.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[2].Pts2[0].x, Life_State[2].Pts2[0].y, 0);
glTexCoord2d(0.0, 0.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[2].Pts2[1].x, Life_State[2].Pts2[1].y, 0);
glTexCoord2d(1.0, 0.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[2].Pts2[2].x, Life_State[2].Pts2[2].y, 0);
glTexCoord2d(1.0, 1.0);
glNormal3f(0.0, 0.0, 1.0);
glVertex3i(Life_State[2].Pts2[3].x, Life_State[2].Pts2[3].y, 0);
glPushMatrix();
if (Collider_Normal_Spine == 3)
glColor3f(1.0, 0.0, 0.0);
glTranslatef(0.0, 0.0, 0.0);
glPushMatrix();
glBegin(GL_POLYGON);
for (unsigned int i = 0; i & Life_State[3].Pts2.size(); i++)
glVertex3i(Life_State[3].Pts2[i].x, Life_State[3].Pts2[i].y, 0);
glPushMatrix();
Sleep(1000);
void InitOpenGL()
glEnable(GL_DEPTH_TEST);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glGenTextures(10, TexId);
unsigned char *pI
pImage = ReadBmpFile("UI/pic1.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[0]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[]pI
pImage = ReadBmpFile("UI/pic2.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[1]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic3.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[2]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic4.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[3]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic5.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[4]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic6.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[5]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic7.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[6]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic8.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[7]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic9.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[8]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
pImage = ReadBmpFile("UI/pic10.bmp", &w, &h);
glBindTexture(GL_TEXTURE_2D, TexId[9]);
glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pImage);
delete[] pI
unsigned char *ReadBmpFile(char *fname, int *w, int *h)
FILE *fp = fopen(fname, "rb");
unsigned char *pD // The pointer to the memory zone in which we will load the texture
// windows.h gives us these types to work with the Bitmap files
BITMAPFILEHEADER
BITMAPINFOHEADER
// Read the fileheader
fread(&fileheader, sizeof(fileheader), 1, fp);
fseek(fp, sizeof(fileheader), SEEK_SET); // Jump the fileheader
fread(&infoheader, sizeof(infoheader), 1, fp); // and read the infoheader
*w = infoheader.biW
*h = infoheader.biH
int size = infoheader.biWidth * infoheader.biH
// Now we need to allocate the memory for our image (width * height * color deep)
pData = new byte[size * 4];
// And fill it with zeros
memset(pData, 0, size * 4);
// 侨伎 历厘
for (int i = 0, j = 0; i & ++i)
fread(&rgb, sizeof(rgb), 1, fp); // load RGB value
pData[j + 0] = rgb.rgbtR
pData[j + 1] = rgb.rgbtG
pData[j + 2] = rgb.rgbtB
pData[j + 3] = 255; // Alpha value
fclose(fp);
这是我用OpenGL写的一个2d游戏，类似于是男人就下200层，其中人物与台阶碰撞检测出了问题，有些台阶即使碰撞了也检测不出来，这是怎么回事？
碰撞函数是这么写的：
void Collide()
bool id=//控制碰撞次数。
for (unsigned int i = 0;i & StepList_Normal.size(); i++)
if ((Player.back().Pts2[2].x&StepList_Normal[i].Pts[0].x)&&(Player.back().Pts2[1].x & StepList_Normal[i].Pts[1].x) &&(Player.back().Pts2[1].y == StepList_Normal[i].Pts[2].y))
Collider_Bool = 1;
temp_index =
if (Collider_Normal_Spine == 1&&temp_index!=Collide_index_Normal)
Collider_Normal_Spine = 0;
if (Collider_Normal_Spine == 2&& temp_index != Collide_index_Normal)
Collider_Normal_Spine = 1;
Collide_index_Normal = temp_
for (unsigned int i = 0; i & StepList_Spring.size(); i++)
if (Player.back().Pts2[2].x&StepList_Spring[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Spring[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Spring[i].Pts[2].y)
Collider_Bool = 1;
for (unsigned int i = 0; i & StepList_Spine.size(); i++)
if (Player.back().Pts2[2].x&StepList_Spine[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Spine[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Spine[i].Pts[2].y)
Collider_Bool = 1;
temp_idex =
if (Collider_Normal_Spine == 0&&temp_idex!=Collide_index_Spine)
Collider_Normal_Spine = 1;
Collide_index_Spine = temp_
if (Collider_Normal_Spine == 1&&temp_idex != Collide_index_Spine)
Collider_Normal_Spine = 2;
Collide_index_Spine = temp_
if (Collider_Normal_Spine == 2 && temp_idex != Collide_index_Spine)
Collider_Normal_Spine = 3;
Collide_index_Spine = temp_
for (unsigned int i = 0; i & StepList_Right.size(); i++)
if (Player.back().Pts2[2].x&StepList_Right[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Right[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Right[i].Pts[2].y)
Collider_Bool = 1;
Collider_Right = 1;
Collider_Right = 0;
for (unsigned int i = 0; i & StepList_Left.size(); i++)
if (Player.back().Pts2[2].x&StepList_Left[i].Pts[0].x&&Player.back().Pts2[1].x & StepList_Left[i].Pts[1].x&&Player.back().Pts2[1].y == StepList_Left[i].Pts[2].y)
Collider_Bool = 1;
Collider_Left = 1;
Collider_Left = 0;
if(id == false)
Collider_Bool = 0;
第一张图是检测成功的，第二张图是检测失败的。。。}