static void RenderWindow(void *data, uint32_t cx, uint32_t cy) { obs_render_main_view(); UNUSED_PARAMETER(data); UNUSED_PARAMETER(cx); UNUSED_PARAMETER(cy); }
void OBSProjector::OBSRender(void *data, uint32_t cx, uint32_t cy) { OBSProjector *window = reinterpret_cast<OBSProjector*>(data); uint32_t targetCX; uint32_t targetCY; int x, y; int newCX, newCY; float scale; if (window->source) { targetCX = std::max(obs_source_get_width(window->source), 1u); targetCY = std::max(obs_source_get_height(window->source), 1u); } else { struct obs_video_info ovi; obs_get_video_info(&ovi); targetCX = ovi.base_width; targetCY = ovi.base_height; } GetScaleAndCenterPos(targetCX, targetCY, cx, cy, x, y, scale); newCX = int(scale * float(targetCX)); newCY = int(scale * float(targetCY)); gs_viewport_push(); gs_projection_push(); gs_ortho(0.0f, float(targetCX), 0.0f, float(targetCY), -100.0f, 100.0f); gs_set_viewport(x, y, newCX, newCY); if (window->source) obs_source_video_render(window->source); else obs_render_main_view(); gs_projection_pop(); gs_viewport_pop(); }