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first wall of LightBox done

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git-svn-id: svn://anubis/dwscr/trunk@92 5bef9df8-b654-44bb-925b-0ff18baa8f8c
This commit is contained in:
josh 2008-11-13 04:14:46 +00:00
parent 4ed97f09f6
commit 126b75fb56
4 changed files with 85 additions and 30 deletions
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1
Makefile
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@ -11,6 +11,7 @@ export CXXFLAGS := -O2 -Wall
export CPPFLAGS export CPPFLAGS
ifdef DEBUG ifdef DEBUG
CPPFLAGS += -DDEBUG CPPFLAGS += -DDEBUG
CPPFLAGS += -g
endif endif
ifdef WITHOUT_ODE ifdef WITHOUT_ODE
CPPFLAGS += -DWITHOUT_ODE CPPFLAGS += -DWITHOUT_ODE

46
ss/LightBounce.cc
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@ -8,8 +8,11 @@
#include "LightBounce.h" #include "LightBounce.h"
#include <iostream> #include <iostream>
#include <vector>
using namespace std; using namespace std;
#define SIZE 5
/* construct screensaver mode and do some basic OpenGL setup */ /* construct screensaver mode and do some basic OpenGL setup */
LightBounce::LightBounce(SSMain * _SSMain) : SSMode(_SSMain) LightBounce::LightBounce(SSMain * _SSMain) : SSMode(_SSMain)
{ {
@ -22,13 +25,38 @@ LightBounce::LightBounce(SSMain * _SSMain) : SSMode(_SSMain)
0.01, 0.01,
1000.01); 1000.01);
glMatrixMode(GL_MODELVIEW); glMatrixMode(GL_MODELVIEW);
LogoBox tmp;
float box_stride = tmp.getWidth() * 1.2;
float half_size = SIZE * box_stride / 2.0;
float y = -half_size;
int rot = false;
for (int i = 0; i < SIZE; i++)
{
float x = -half_size;
for (int j = 0; j < SIZE; j++)
{
LightBounce_Box * box = new LightBounce_Box;
box->logoBox = new LogoBox();
box->x = x;
box->y = y;
box->z = -half_size;
box->xr = 0;
box->yr = 0;
box->zr = rot ? 90.0 : 0;
m_boxes.push_back(box);
x += box_stride;
rot = !rot;
}
y += box_stride;
}
} }
/* called every time this screensaver mode should redraw the screen */ /* called every time this screensaver mode should redraw the screen */
void LightBounce::update() void LightBounce::update()
{ {
SSMode::update(); SSMode::update();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
int numMonitors = m_SSMain->getNumMonitors(); int numMonitors = m_SSMain->getNumMonitors();
int width = m_SSMain->getWidth(); int width = m_SSMain->getWidth();
int height = m_SSMain->getHeight(); int height = m_SSMain->getHeight();
@ -36,9 +64,21 @@ void LightBounce::update()
{ {
glViewport(i*width/numMonitors, 0, width/numMonitors, height); glViewport(i*width/numMonitors, 0, width/numMonitors, height);
glLoadIdentity(); glLoadIdentity();
gluLookAt(0, 0, 12, 0, 0, 0, 0, 1, 0); gluLookAt(0, 0, SIZE * 5.0, 0, 0, 0, 0, 1, 0);
glRotatef(m_elapsed/33.0f, 0, 1, 0); glRotatef(m_elapsed/33.0f, 0, 1, 0);
m_logoBox.draw(); int sz = m_boxes.size();
for (int i = 0; i < sz; i++)
{
glPushMatrix();
glTranslatef(m_boxes[i]->x,
m_boxes[i]->y,
m_boxes[i]->z);
glRotatef(m_boxes[i]->xr, 1, 0, 0);
glRotatef(m_boxes[i]->yr, 0, 1, 0);
glRotatef(m_boxes[i]->zr, 0, 0, 1);
m_boxes[i]->logoBox->draw();
glPopMatrix();
}
} }
SDL_GL_SwapBuffers(); SDL_GL_SwapBuffers();
} }

16
ss/LightBounce.h
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@ -9,6 +9,20 @@
#include "SSMain.h" #include "SSMain.h"
#include "SSMode.h" #include "SSMode.h"
#include "LogoBox.h" #include "LogoBox.h"
#include <vector>
using namespace std;
typedef struct
{
LogoBox * logoBox;
float x;
float y;
float z;
float xr;
float yr;
float zr;
float dist;
} LightBounce_Box;
class LightBounce : public SSMode class LightBounce : public SSMode
{ {
@ -16,7 +30,7 @@ public:
LightBounce(SSMain * _SSMain); LightBounce(SSMain * _SSMain);
void update(); void update();
protected: protected:
LogoBox m_logoBox; vector<LightBounce_Box *> m_boxes;
}; };
#endif #endif

52
ss/TumblingLogos.cc
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@ -137,7 +137,7 @@ void TumblingLogos::update()
for (unsigned int i = 0; i < delta / 2; i++) for (unsigned int i = 0; i < delta / 2; i++)
worldStep(); worldStep();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
int numMonitors = m_SSMain->getNumMonitors(); int numMonitors = m_SSMain->getNumMonitors();
int width = m_SSMain->getWidth(); int width = m_SSMain->getWidth();
int height = m_SSMain->getHeight(); int height = m_SSMain->getHeight();
@ -190,36 +190,36 @@ void TumblingLogos::update()
void TumblingLogos_collide_callback(void * data, dGeomID o1, dGeomID o2) void TumblingLogos_collide_callback(void * data, dGeomID o1, dGeomID o2)
{ {
TumblingLogos * tl = (TumblingLogos *) data; TumblingLogos * tl = (TumblingLogos *) data;
static dContact contact[4]; static dContact contact[4];
dBodyID b1 = dGeomGetBody(o1); dBodyID b1 = dGeomGetBody(o1);
dBodyID b2 = dGeomGetBody(o2); dBodyID b2 = dGeomGetBody(o2);
if (b1 && b2 && dAreConnected(b1, b2)) if (b1 && b2 && dAreConnected(b1, b2))
return; return;
int num = dCollide(o1, o2, 4, &contact[0].geom, sizeof(dContact)); int num = dCollide(o1, o2, 4, &contact[0].geom, sizeof(dContact));
int i; int i;
for (i = 0; i < num; i++) for (i = 0; i < num; i++)
{ {
contact[i].surface.mode = contact[i].surface.mode =
dContactSlip1 | dContactSlip2 | dContactBounce | dContactSlip1 | dContactSlip2 | dContactBounce |
dContactSoftERP | dContactSoftCFM | dContactApprox1; dContactSoftERP | dContactSoftCFM | dContactApprox1;
contact[i].surface.mu = 0.5; contact[i].surface.mu = 0.5;
contact[i].surface.slip1 = 0.0; contact[i].surface.slip1 = 0.0;
contact[i].surface.slip2 = 0.0; contact[i].surface.slip2 = 0.0;
contact[i].surface.soft_erp = 0.8; contact[i].surface.soft_erp = 0.8;
contact[i].surface.soft_cfm = 0.01; contact[i].surface.soft_cfm = 0.01;
contact[i].surface.bounce = 0.4; contact[i].surface.bounce = 0.4;
dJointID joint = dJointCreateContact(tl->m_world, dJointID joint = dJointCreateContact(tl->m_world,
tl->m_contactJointGroup, contact + i); tl->m_contactJointGroup, contact + i);
dJointAttach(joint, b1, b2); dJointAttach(joint, b1, b2);
} }
} }
/* invokes ODE to do physics on our world */ /* invokes ODE to do physics on our world */
void TumblingLogos::worldStep() void TumblingLogos::worldStep()
{ {
dSpaceCollide(m_space, this, TumblingLogos_collide_callback); dSpaceCollide(m_space, this, TumblingLogos_collide_callback);
dWorldQuickStep(m_world, WORLD_STEP); dWorldQuickStep(m_world, WORLD_STEP);
dJointGroupEmpty(m_contactJointGroup); dJointGroupEmpty(m_contactJointGroup);
} }
/* randomly chooses a gravity direction */ /* randomly chooses a gravity direction */