void FontRendererImpl::DrawPerFrame()
{
m_mutex.lock();
for (auto& renderable : m_queuedRenderables)
{
renderable->Render();
}
m_queuedRenderables.clear();
FrpSeqAllocatorSwapPage();
m_gameInterface->InvokeOnRender([] (void* arg)
{
FrpSeqAllocatorUnlockSwap();
}, nullptr);
// clean the layout cache if needed
// TODO: keep layouts for longer if they actually get recently used
if ((GetTickCount() - m_lastLayoutClean) > 5000)
{
m_textLayoutCache.clear();
m_lastLayoutClean = GetTickCount();
}
m_mutex.unlock();
}
void FontRendererImpl::DrawPerFrame()
{
m_mutex.lock();
// draw rectangles
auto numRectangles = m_queuedRectangles.size();
if (numRectangles)
{
// allocate a structure
ResultingRectangles* rectangles = new ResultingRectangles();
rectangles->count = numRectangles;
rectangles->rectangles = new ResultingRectangle[numRectangles];
// copy to output
std::copy(m_queuedRectangles.begin(), m_queuedRectangles.end(), rectangles->rectangles);
m_gameInterface->InvokeOnRender([] (void* arg)
{
auto rectangles = (ResultingRectangles*)arg;
g_fontRenderer.GetGameInterface()->DrawRectangles(rectangles->count, rectangles->rectangles);
delete[] rectangles->rectangles;
delete rectangles;
}, rectangles);
m_queuedRectangles.clear();
}
// draw glyph runs
auto numRuns = m_queuedGlyphRuns.size();
if (numRuns)
{
ResultingGlyphRun** glyphRuns = new ResultingGlyphRun*[numRuns + 1];
memcpy(glyphRuns, &m_queuedGlyphRuns[0], sizeof(ResultingGlyphRun*) * numRuns);
glyphRuns[numRuns] = nullptr;
m_gameInterface->InvokeOnRender([] (void* arg)
{
auto glyphRuns = (ResultingGlyphRun**)arg;
for (ResultingGlyphRun** p = glyphRuns; *p; p++)
{
auto glyphRun = *p;
for (uint32_t i = 0; i < glyphRun->numSubRuns; i++)
{
auto subRun = &glyphRun->subRuns[i];
g_fontRenderer.GetGameInterface()->SetTexture(subRun->texture);
g_fontRenderer.GetGameInterface()->DrawIndexedVertices(subRun->numVertices, subRun->numIndices, subRun->vertices, subRun->indices);
g_fontRenderer.GetGameInterface()->UnsetTexture();
}
delete glyphRun;
}
delete glyphRuns;
}, glyphRuns);
m_queuedGlyphRuns.clear();
}
FrpSeqAllocatorSwapPage();
m_gameInterface->InvokeOnRender([] (void* arg)
{
FrpSeqAllocatorUnlockSwap();
}, nullptr);
// clean the layout cache if needed
// TODO: keep layouts for longer if they actually get recently used
if ((GetTickCount() - m_lastLayoutClean) > 5000)
{
m_textLayoutCache.clear();
m_lastLayoutClean = GetTickCount();
}
m_mutex.unlock();
}
