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#include "prince/graphics.h"
#include "prince/prince.h"
#include "graphics/palette.h"
namespace Prince {
GraphicsMan::GraphicsMan(PrinceEngine *vm)
: _vm(vm), _changed(false) {
initGraphics(640, 480, true);
_frontScreen = new Graphics::Surface();
_frontScreen->create(640, 480, Graphics::PixelFormat::createFormatCLUT8());
}
void GraphicsMan::update() {
if (_changed) {
_vm->_system->copyRectToScreen((byte*)_frontScreen->getBasePtr(0,0), 640, 0, 0, 640, 480);
_vm->_system->updateScreen();
}
}
void GraphicsMan::setPalette(const byte *palette) {
_vm->_system->getPaletteManager()->setPalette(palette, 0, 256);
}
void GraphicsMan::change() {
_changed = true;
}
void GraphicsMan::draw(const Graphics::Surface *s)
{
for (uint y = 0; y < 480; y++)
memcpy((byte*)_frontScreen->getBasePtr(0, y), (byte*)s->getBasePtr(0, y), 640);
change();
}
void GraphicsMan::drawTransparent(const Graphics::Surface *s)
{
for (uint y = 0; y < 480; ++y)
{
for (uint x = 0; x < 640; ++x)
{
byte pixel = *((byte*)s->getBasePtr(x,y));
if (pixel != 255)
{
*((byte*)_frontScreen->getBasePtr(x, y)) = pixel;
}
}
}
change();
}
}
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