//===================================================
// PathRenderer::render
void PathRenderer::render(
Scene const& scene,
Film& film,
RenderParameters const& renderParameters)
{
m_params = &renderParameters;
m_scene = &scene;
m_film = &film;
m_started = true;
if (m_params->progressive) {
renderProgressive();
} else {
renderScanline();
}
}
void GPU::scanline() {
uint8 renderTime = (video.line + 50) % 263;
if(renderTime < 241 && renderedLines < 192+1) {
// Rendering starts in advance. Draw time varies; however, up to 48 extra
// scanlines can be cached, providing a buffer for complicated scenes.
//
// That isn't emulated at the moment. Scanline rendering is still needed,
// however, to get stencilling and other edge cases right.
renderScanline();
renderedLines++;
}
if(renderTime == 242) {
// Finished rendering - process the new scene list.
// Games are free to load textures during this time.
swapBuffers();
renderedLines = -1;
drawList[0].nextPrim = 0;
drawList[0].lastPrim = renderList->firstAlpha;
drawList[0].first = 0;
drawList[0].last = 0;
drawList[1].nextPrim = renderList->firstAlpha;
drawList[1].lastPrim = renderList->numPrims;
drawList[1].first = 0;
drawList[1].last = 0;
for(auto &line : pixels) for(auto &p : line) {
p.a.a = p.b.a = 0;
p.a.id = p.b.id = 0xff;
p.az = p.bz = 0x7fffffff;
}
}
if(commandBufIrq)
arm9.interrupt.flags |= CPUCore::irqGeomBuf;
}
