void App::RenderTitleScreen()
{
Image *gasMask = g_resource->GetImage( "graphics/gasmask.bmp" );
float windowW = g_windowManager->WindowW();
float windowH = g_windowManager->WindowH();
float baseLine = windowH * 0.7f;
g_renderer->SetBlendMode( Renderer::BlendModeNormal );
g_renderer->SetDepthBuffer( false, false );
//
// Render explosions
static float bombTimer = GetHighResTime() + 1;
static float bombX = -1;
if( GetHighResTime() > bombTimer )
{
bombX = frand(windowW);
bombTimer = GetHighResTime() + 10 + frand(10);
}
if( bombX > 0 )
{
Image *blur = g_resource->GetImage( "graphics/explosion.bmp" );
g_renderer->SetBlendMode( Renderer::BlendModeAdditive );
float bombSize = 500;
Colour col(255,155,155, 255*(bombTimer-GetHighResTime())/10 );
g_renderer->Blit( blur, bombX, baseLine-300, bombSize, bombSize, col );
}
//
// Render city
float x = 0;
AppSeedRandom(0);
g_renderer->SetBlendMode( Renderer::BlendModeNormal );
g_renderer->RectFill( 0, baseLine, windowW, windowH-baseLine, Black );
while( x < windowW )
{
float thisW = 50+sfrand(30);
float thisH = 40+frand(140);
g_renderer->RectFill( x, baseLine - thisH, thisW, thisH, Black );
x += thisW;
}
}
SoundSystem::SoundSystem()
: m_timeSync(0.0f),
m_channels(NULL),
m_numChannels(0),
m_numMusicChannels(0),
m_interface(NULL),
m_propagateBlueprints(false)
{
AppSeedRandom( (unsigned int) GetHighResTime() );
}
// _gradient=1 means flat, _gradient=0 means vertical
// x and z are only passed in as a means to get predicatable noise
void LandscapeRenderer::GetLandscapeColour( float _height, float _gradient,
unsigned int _x, unsigned int _y, RGBAColour *_colour )
{
float heightAboveSea = _height;
float u = iv_pow(1.0 - _gradient, 0.4);
float v = 1.0 - heightAboveSea / m_highest;
AppSeedRandom(_x | _y + AppRandom());
if (heightAboveSea < 0.0) heightAboveSea = 0.0;
v += sfrand(0.45 / (heightAboveSea + 2.0));
int x = u * m_landscapeColour->m_width;
int y = v * m_landscapeColour->m_height;
if( x < 0 ) x = 0;
if( x > m_landscapeColour->m_width - 1) x = m_landscapeColour->m_width - 1;
if( y < 0 ) y = 0;
if( y > m_landscapeColour->m_height - 1) y = m_landscapeColour->m_height - 1;
*_colour = m_landscapeColour->GetPixel(x, y);
if( g_app->m_negativeRenderer ) _colour->a = 0;
}
