void PEffectGlow::renderEffect(PRenderState *renderState)
{
for (pint32 i = 0; i < m_blurIterations; ++i)
{
// blur in x direction.
m_xMaterial->parameter("texture") = readFrameBuffer()->colorBuffer();
m_xMaterial->apply(renderState);
renderState->useFrameBuffer(writeFrameBuffer());
PGlFramebuffer::clearFramebuffer(true, false, false);
m_effectRect->render(renderState);
swapFrameBuffers();
// blur in y direction.
m_yMaterial->parameter("texture") = readFrameBuffer()->colorBuffer();
m_yMaterial->apply(renderState);
renderState->useFrameBuffer(writeFrameBuffer());
PGlFramebuffer::clearFramebuffer(true, false, false);
m_effectRect->render(renderState);
swapFrameBuffers();
}
}
void Display::putPixel(const Common::Point &p, byte color) {
byte offset = p.x / 7;
byte mask = 0x80 | (1 << (p.x % 7));
// Since white and black are in both palettes, we leave
// the palette bit alone
if ((color & 0x7f) == 0x7f || (color & 0x7f) == 0)
mask &= 0x7f;
// Adjust colors starting with bits '01' or '10' for
// odd offsets
if (offset & 1) {
byte c = color << 1;
if (c >= 0x40 && c < 0xc0)
color ^= 0x7f;
}
writeFrameBuffer(p, color, mask);
}
void Display::setPixelPalette(const Common::Point &p, byte color) {
writeFrameBuffer(p, color, 0x80);
}
void Display::setPixelBit(const Common::Point &p, byte color) {
writeFrameBuffer(p, color, 1 << (p.x % 7));
}
