//************************************************************
//write image to the frame buffer
//************************************************************
void writePixels(GLubyte *image, int image_width, int image_height)
{
int viewport[4]; // Current viewport
glGetIntegerv(GL_VIEWPORT, viewport);
glDisable(GL_BLEND);
glDisable(GL_LIGHTING);
glDisable(GL_DEPTH_TEST);
glDisable(GL_TEXTURE_1D);
glDisable(GL_TEXTURE_2D);
glDisable(GL_DITHER);
glDisable(GL_FOG);
double inset=5;
double y1=-1,x1=-1;
double ys,xs;
glClearColor(1.0f,1.0f,0.0f,1.0f);
glClear(GL_COLOR_BUFFER_BIT);
x1=-1+inset/image_width;
y1=-1+inset/image_height;
glRasterPos4d(x1,y1,0,1);
xs=((double)viewport[2]-inset)/(double)image_width;
ys=((double)viewport[3]-inset)/(double)image_height;
glPixelZoom((float)xs,(float)ys);
glDrawPixels(image_width,image_height,GL_RGB, GL_UNSIGNED_BYTE,image);
glPixelZoom(1,1);
glRasterPos4d(-1,-1,0,1);
glEnable(GL_DEPTH_TEST);
}
/////////////////////////////////////////////////////////
// Render
//
void GEMglRasterPos4d :: render(GemState *state)
{
glRasterPos4d (x, y, z, w);
}
template< > inline void glRasterPos4< LDOUBL > (LDOUBL x,LDOUBL y,LDOUBL z, LDOUBL w ) { glRasterPos4d((double)x,(double)y,(double)z,(double)w); };
template< > inline void glRasterPos4< double > (double x,double y,double z, double w ) { glRasterPos4d(x,y,z,w); };
void GraphicEng::DisplayScene()
{
// czyszczenie bufora koloru, bufora g³êbokoœci i bufora szblonowego
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT );
if(LogicLayer::getI()->graphicsShouldRefreshBullets || LogicLayer::getI()->graphicsShouldRefreshCreeps || LogicLayer::getI()->graphicsShouldRefreshPlayer)
{
groundGrid->rescanState(LogicLayer::getI()->grid);
}
glLineWidth(1);
glPointSize(10);
glEnable( GL_DEPTH_TEST );
glEnable (GL_BLEND);
glEnable(GL_LINE_SMOOTH);
glEnable(GL_POINT_SMOOTH);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.MultMatrix(mCamera);
// Draw the world upside down
modelViewMatrix.PushMatrix();
modelViewMatrix.Scale(1.0f, 1.0f, -1.0f); // Flips the Y Axis
modelViewMatrix.Translate(0.0f, 0.0f, 2.5f); // Scootch the world down a bit...
modelViewMatrix.Rotate(15, 1, 0, 0);
/*shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), clBlue);
b.Begin(GL_TRIANGLE_FAN, 10);
b.Vertex3f(0,0,-1);
b.Vertex3f(0.8f,0,-1);
b.Vertex3f(2,1,-1);
b.End();*/
//groundGrid->Render((float*)transformPipeline.GetModelViewProjectionMatrix());
//b.Draw();
for(std::vector<ILayer*>::iterator it = layers.begin(); it<layers.end(); it++)
{
(*it)->Render((float*)transformPipeline.GetModelViewProjectionMatrix());
}
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
glDisable( GL_DEPTH_TEST );
std::ostringstream txt;
if(LogicLayer::getI()->gameover)
{
txt<<"Koniec gry\nNacisnij enter aby wyjsc";
shaderManager.UseStockShader(GLT_SHADER_IDENTITY, clWhite);
glRasterPos3f(-0.15, -0.1, 0);
glutBitmapString(GLUT_BITMAP_HELVETICA_18, (unsigned char *)txt.str().c_str());
}
txt = std::ostringstream();
txt<<"HP: "<<LogicLayer::getI()->player->hp<<"\nPoints: "<<LogicLayer::getI()->points;
shaderManager.UseStockShader(GLT_SHADER_IDENTITY, clWhite);
glRasterPos3f(-1, 0.95, 0);
glutBitmapString(GLUT_BITMAP_HELVETICA_12, (unsigned char *)txt.str().c_str());
if(LogicLayer::getI()->showFPSinfo)
{
txt = std::ostringstream();
txt << "FPS: " << framesPerSecond;
glDisable( GL_DEPTH_TEST );
shaderManager.UseStockShader(GLT_SHADER_IDENTITY, clWhite);
glColor3f(0, 0, 0);
glRasterPos4d(-1, -1, 0, 1);
glutBitmapString(GLUT_BITMAP_TIMES_ROMAN_24, (unsigned char *)txt.str().c_str());
glEnable( GL_DEPTH_TEST );
}
glEnable( GL_DEPTH_TEST );
glutSwapBuffers();
}
M(void, glRasterPos4d, jdouble x, jdouble y, jdouble z, jdouble w) {
glRasterPos4d(x, y, z, w);
}
