void desenha_textura(char imageTela[30])
{
glClear(GL_COLOR_BUFFER_BIT);
glEnable(GL_TEXTURE_2D);
printTexture(imageTela);
glutSwapBuffers();
}
int main()
{
GPGPU::EnginePtr engine = GPGPU::create();
try
{
engine->initialise();
} catch(GPGPU::Exception &e) {
std::cerr << e.getDescription() << std::endl;
return 1;
}
try
{
std::cerr << "Initialising the pool" << std::endl;
GPGPU::TexturePool pool;
pool.setCapacity(5);
/// Create template
GPGPU::TexturePtr temp = engine->createTexture();
const size_t cellsx = 32;
const size_t cellsy = 32;
const size_t cellsz = 32;
const size_t logwidth = 4;
const size_t logheight = 4;
const size_t height = 1<<logwidth;
const size_t width = 1<<logheight;
const float cellsizex = 4;
const float cellsizey = 4;
const float cellsizez = 4;
temp->setSize(height, width);
temp->setInternalFormat(GPGPU::PC_RGBA, GPGPU::PT_FLOAT32);
temp->setRenderTarget(true);
pool.setTemplate(temp);
pool.initialise();
/// Load a program
std::string programText = loadText("shaders/Particle.cg");
if(programText.empty())
{
std::cerr << "Particle.cg could not be loaded" << std::endl;
return 1;
}
GPGPU::ProgramPtr posToCell = engine->createProgram("Cg");
posToCell->setSource(programText);
posToCell->setEntryPoint("posToCell");
posToCell->initialise();
GPGPU::ProgramPtr initial = engine->createProgram("Cg");
initial->setSource(programText);
initial->setEntryPoint("initial");
initial->initialise();
GPGPU::ProgramPtr searchV = engine->createProgram("Cg");
searchV->setSource(programText);
searchV->setEntryPoint("searchVertical");
searchV->initialise();
GPGPU::ProgramPtr initH = engine->createProgram("Cg");
initH->setSource(programText);
initH->setEntryPoint("initialHorizontal");
initH->initialise();
GPGPU::ProgramPtr searchH = engine->createProgram("Cg");
searchH->setSource(programText);
searchH->setEntryPoint("searchHorizontal");
searchH->initialise();
GPGPU::ProgramPtr testLookup = engine->createProgram("Cg");
testLookup->setSource(programText);
testLookup->setEntryPoint("testLookup");
testLookup->initialise();
/// Create sorting network
DowdSortingNetwork *sorter = new DowdSortingNetwork();
sorter->setSize(width, height);
sorter->setPrecision("Float");
sorter->initialize();
/// Get a texture
GPGPU::TextureLease positions; /// Here are the values to look up
positions = pool.getLease();
fillTestData(positions.get());
std::cerr << "Positions are: " << std::endl;
printTexture(positions.get(), 0);
std::cerr << std::endl;
printTexture(positions.get(), 1);
std::cerr << std::endl;
printTexture(positions.get(), 2);
std::cerr << "Cell IDS (search space) are: " << std::endl;
/// Positions to cellids
GPGPU::TextureLease cellids = pool.getLease();
engine->setProgram(posToCell);
posToCell->setParameter("positions", positions.get());
posToCell->setParameter("stagger", 0,0,0);
posToCell->setParameter("cellmult", 1,cellsx,cellsx*cellsy);
posToCell->setParameter("cellsize", cellsizex,cellsizey,cellsizez);
engine->setTarget(cellids.get());
engine->quadBlit();
/// Define search space by sorting cellids
GPGPU::TextureLease searchspace = cellids;
sorter->sort(&pool, searchspace);
engine->setTarget();
printTexture(searchspace.get(), 0);
/// Create another texture (needle)
GPGPU::TextureLease x;
x = pool.getLease(); /// Working texture
initial->setParameter("height", height);
initial->setParameter("cellids", cellids.get());
engine->setTarget(x.get());
engine->setProgram(initial);
engine->quadBlit();
engine->setTarget();
std::cerr << "Needle space is: " << std::endl;
printTexture(x.get(), 2);
/// Run the loop
Timer t;
t.start();
// Sort vertical
engine->setProgram(searchV);
searchV->setParameter("haystack", searchspace.get());
for(size_t i=0; i<logwidth; i++)
{
GPGPU::TextureLease y = pool.getLease();
searchV->setParameter("needle", x.get());
engine->setTarget(y.get());
engine->quadBlit();
x = y;
}
// Initialize horizontal sorting
{
GPGPU::TextureLease y = pool.getLease();
engine->setProgram(initH);
initH->setParameter("width", width);
initH->setParameter("needle", x.get());
engine->setTarget(y.get());
engine->quadBlit();
x = y;
}
// Sort horizontal
engine->setProgram(searchH);
searchH->setParameter("haystack", searchspace.get());
for(size_t i=0; i<logheight; i++)
{
GPGPU::TextureLease y = pool.getLease();
searchH->setParameter("needle", x.get());
engine->setTarget(y.get());
engine->quadBlit();
x = y;
}
engine->setTarget();
dummyLoadTexture(x.get());
t.stop();
std::cerr << "Time elapsed: " << t.getSeconds() << std::endl;
// x.get now has x components in [0] and y components in [3] of lastmost particle in this cell
// all other particles in this cell well appear before this position
printTextureWX(x.get());
// Test lookup
{
GPGPU::TextureLease y = pool.getLease();
engine->setProgram(testLookup);
testLookup->setParameter("width", width);
testLookup->setParameter("haystack", searchspace.get());
testLookup->setParameter("needle", x.get());
testLookup->setParameter("positions", positions.get());
engine->setTarget(y.get());
engine->quadBlit();
engine->setTarget();
printTexture(y.get(), 0);
}
} catch(GPGPU::Exception &e) {
std::cerr << e.getDescription() << std::endl;
}
return 0;
}
int main()
{
GPGPU::EnginePtr engine = GPGPU::create();
try
{
engine->initialise();
} catch(GPGPU::Exception &e) {
std::cerr << e.getDescription() << std::endl;
return 1;
}
try
{
std::cerr << "Initialising the pool" << std::endl;
GPGPU::TexturePool pool;
pool.setCapacity(3);
/// Create template
GPGPU::TexturePtr temp = engine->createTexture();
temp->setSize(16,16);
//temp->setType(GL_TEXTURE_2D);
//temp->setWrapping(GL_REPEAT, GL_REPEAT, GL_REPEAT);
// PT_FLOAT16 broken on ati
temp->setInternalFormat(GPGPU::PC_RGBA, GPGPU::PT_FLOAT32);
temp->setRenderTarget(true);
pool.setTemplate(temp);
pool.initialise();
/// Load a program
std::string programText = loadText("shaders/Test.cg");
if(programText.empty())
{
std::cerr << "Test.cg could not be loaded" << std::endl;
return 1;
}
GPGPU::ProgramPtr diffuse = engine->createProgram("Cg");
diffuse->setSource(programText);
diffuse->setEntryPoint("coord");
diffuse->initialise();
/// Get a texture
GPGPU::TextureLease x;
x = pool.getLease();
/// Load data into texture
/*float data[256];
for(size_t x=0; x<256; x++)
data[x] = 0.0f;
data[8*16+8] = 1.0f;
x->loadData(GPGPU::PC_R, GPGPU::PT_FLOAT32, data);
*/
GPGPU::VertexStreamPtr stream = engine->createVertexStream();
stream->setVertexCount(8*8*4);
stream->declareVertexAttribute(2, GPGPU::AS_POSITION);
stream->declareVertexAttribute(2, GPGPU::AS_TEXCOORD0);
stream->initialise();
float *str = stream->lock();
/*
for(size_t y=0; y<2; y++)
for(size_t x=0; x<2; x++)
{
GPGPU::emitFloats(str, x*8+8, y*8+0, 8, 0); // Right top
GPGPU::emitFloats(str, x*8+0, y*8+0, 0, 0); // Left top
GPGPU::emitFloats(str, x*8+0, y*8+8, 0, 8); // Left bottom
GPGPU::emitFloats(str, x*8+8, y*8+8, 8, 8); // Right bottom
}
*/
for(size_t y=0; y<8; y++)
for(size_t x=0; x<8; x++)
{
GPGPU::emitFloats(str, x*2+2, y*2+0, x*2+2, y*2+0); // Right top
GPGPU::emitFloats(str, x*2+0, y*2+0, x*2+0, y*2+0); // Left top
GPGPU::emitFloats(str, x*2+0, y*2+2, x*2+0, y*2+2); // Left bottom
GPGPU::emitFloats(str, x*2+2, y*2+2, x*2+2, y*2+2); // Right bottom
}
stream->unlock();
/// Run the loop
Timer t;
t.start();
for(size_t i=0; i<1; i++)
{
GPGPU::TextureLease y = pool.getLease();
engine->setTarget(y.get());
//diffuse->setParameter("input", x.get());
engine->setProgram(diffuse);
engine->executeVertexStream(stream);
//engine->quadBlit();
x = y;
}
engine->setTarget();
dummyLoadTexture(x.get());
t.stop();
std::cerr << "Time elapsed: " << t.getSeconds() << std::endl;
printTexture(x.get());
} catch(GPGPU::Exception &e) {
std::cerr << e.getDescription() << std::endl;
}
return 0;
}
void Desenha()
{
char imageTela[30]="./texturas/abertura3.bmp";
DESENHA_TEXTO(330,180,imageTela);
if(ENTER==0)
{
desenha_textura(imageTela);
}
switch(ENTER)
{
case 1:
glDisable(GL_TEXTURE_2D);
glClear(GL_COLOR_BUFFER_BIT);
char str1[7]= "JOGAR";
char str2[7]= "AJUDA";
char str3[7]= "SOBRE";
char str4[6]= "SAIR";
char str5[7]= "SCORE";
char str6[7]= "VIDAS";
char nomeimag[]="./texturas/Menu.bmp";
glColor3f(1,1,1);
glClear(GL_COLOR_BUFFER_BIT);
glEnable(GL_TEXTURE_2D);
printTexture(nomeimag);
glLoadIdentity();
glColor3f(0,0,1);
DESENHA_TEXTO(130,90,str1);
DESENHA_TEXTO(130,75,str2);
DESENHA_TEXTO(130,60,str3);
DESENHA_TEXTO(130,45,str4);
if(esc == 0)
{
glColor3f(1.0f,0.0f,0.0f);
ghost_abertura(0);
glColor3f(0.0f,1.0f,1.0f);
ghost_abertura(15);
glColor3f(1.0f,0.6f,0.0f);
ghost_abertura(30);
glColor3f(1.0f,0.0f,1.0f);
ghost_abertura(45);
}
else
{
glColor3f(0.0f,0.0f,1.0f);
ghost_abertura(0);
glColor3f(0.0f,0.0f,1.0f);
ghost_abertura(15);
glColor3f(0.0f,0.0f,1.0f);
ghost_abertura(30);
glColor3f(0.0f,0.0f,1.0f);
ghost_abertura(45);
}
Bola_Pacman(215,101);
Desenha_Pacman_abertura();
glColor3f(1.0f,1.0f,0.0f);
Desenha_esc_menu();
Colisao();
switch(esc_menu)
{
case 1:
glColor3f(1,1,1);
glClear(GL_COLOR_BUFFER_BIT);
glDisable(GL_TEXTURE_2D);
Labirinto();
glColor3f(1.0f,0.0f,0.0f);
ghost_BLINKY(0,0);
glColor3f(0.0f,1.0f,1.0f);
ghost_INKY(18,-30);
glColor3f(1.0f,0.0f,1.0f);
ghost_PINKY(0,-30);
glColor3f(1.0f,0.6f,0.0f);
ghost_CLYDE(-18,-30);
Desenha_Pacman();
glutPostRedisplay();
Desenha_life(VIVO,VIVO);
glColor3f(1,1,1);
DESENHA_TEXTO(360,180,str5);
DESENHA_TEXTO(360,150,str6);
break;
case 2:
Desenha_ajuda();
break;
case 3:
Desenha_sobre();
break;
case 4:
exit(0);
break;
}
glutSwapBuffers();
break;
}
}