//! [1]
bool SvgalibScreen::initDevice()
{
if (vga_init() != 0) {
qCritical("SvgalibScreen::initDevice(): unable to initialize svgalib");
return false;
}
int mode = vga_getdefaultmode();
if (vga_setmode(mode) == -1) {
qCritical("SvgalibScreen::initialize(): unable to set graphics mode");
return false;
}
if (gl_setcontextvga(mode) != 0) {
qCritical("SvgalibScreen::initDevice(): unable to set vga context");
return false;
}
context = gl_allocatecontext();
gl_getcontext(context);
vga_modeinfo *modeinfo = vga_getmodeinfo(mode);
if (modeinfo->flags & IS_LINEAR)
QScreen::data = vga_getgraphmem();
initColorMap();
QScreenCursor::initSoftwareCursor();
return true;
}
int main(int argc, char **argv)
{
glutInitWindowSize(800, 600);
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE);
glutCreateWindow("opengl");
glutDisplayFunc(drawGLScene);
glutIdleFunc(drawGLScene);
glutKeyboardFunc(keyPressed);
initColorMap();
glBindTexture(GL_TEXTURE_1D, 1);
glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexImage1D(GL_TEXTURE_1D, 0, 4, iterLimit, 0, GL_BGRA, GL_UNSIGNED_BYTE, colorMap);
glEnable(GL_TEXTURE_1D);
if(!(shaderProgram = setupShader("julia.glsl")))
{
return -1;
}
setUniform1i(shaderProgram, "iterLimit", iterLimit);
setUniform1f(shaderProgram, "checkDistanceSquare", checkDistanceSquare);
if(!(shaderSky = setupShader("sky.glsl")))
{
return -1;
}
glutFullScreen();
glutMainLoop();
return 0;
}
void testApp :: setup()
{
ofSetFrameRate( 30 );
ofSetVerticalSync( true );
ofEnableSmoothing();
ofEnableAlphaBlending();
ofDisableArbTex();
ofBackground( 150, 150, 150 );
glEnable( GL_DEPTH_TEST );
glDepthFunc( GL_LEQUAL );
initRenderArea();
initApp();
initColorMap();
initShereBg();
initRibbons();
initFields();
initAudio();
}
void FloodPlot::colorMap(FloodPlotColorMap::ColorMapList clrMap)
{
m_colorMapType = clrMap;
initColorMap();
initColorBar();
}
