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Fixed rendering for decoupled target texture

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This commit is contained in:
Jack Andersen
2015-11-03 15:58:36 -10:00
parent 30898c6549
commit bc17d5aba8
5 changed files with 175 additions and 82 deletions
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52
test/main.cpp
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@@ -115,8 +115,15 @@ public:
struct CTestWindowCallback : IWindowCallback
{
SWindowRect m_lastRect;
bool m_rectDirty = false;
void resized(const SWindowRect& rect)
{ fprintf(stderr, "Resized %d, %d (%d, %d)\n", rect.size[0], rect.size[1], rect.location[0], rect.location[1]); }
{
m_lastRect = rect;
m_rectDirty = true;
fprintf(stderr, "Resized %d, %d (%d, %d)\n", rect.size[0], rect.size[1], rect.location[0], rect.location[1]);
}
void mouseDown(const SWindowCoord& coord, EMouseButton button, EModifierKey mods)
{
@@ -183,13 +190,25 @@ struct TestApplicationCallback : IApplicationCallback
bool running = true;
IShaderDataBinding* m_binding = nullptr;
ITextureR* m_renderTarget = nullptr;
std::mutex m_mt;
std::condition_variable m_cv;
std::mutex m_initmt;
std::condition_variable m_initcv;
static void LoaderProc(TestApplicationCallback* self)
{
std::unique_lock<std::mutex> lk(self->m_initmt);
GLDataFactory* factory =
dynamic_cast<GLDataFactory*>(self->mainWindow->getLoadContextDataFactory());
/* Create render target */
int x, y, w, h;
self->mainWindow->getWindowFrame(x, y, w, h);
self->m_renderTarget = factory->newRenderTexture(w, h, 1);
/* Make Tri-strip VBO */
struct Vert
@@ -263,6 +282,10 @@ struct TestApplicationCallback : IApplicationCallback
/* Commit objects */
IGraphicsData* data = factory->commit();
/* Return control to client */
lk.unlock();
self->m_initcv.notify_one();
/* Wait for exit */
while (self->running)
@@ -281,34 +304,35 @@ struct TestApplicationCallback : IApplicationCallback
mainWindow = app->newWindow(_S("YAY!"));
mainWindow->setCallback(&windowCallback);
mainWindow->showWindow();
windowCallback.m_lastRect = mainWindow->getWindowFrame();
//mainWindow->setFullscreen(true);
devFinder.startScanning();
IGraphicsCommandQueue* gfxQ = mainWindow->getCommandQueue();
IGraphicsDataFactory* gfxF = mainWindow->getDataFactory();
ITextureR* renderTarget = gfxF->newRenderTexture(640, 480, 1);
gfxF->commit();
std::unique_lock<std::mutex> lk(m_initmt);
std::thread loaderThread(LoaderProc, this);
m_initcv.wait(lk);
size_t frameIdx = 0;
size_t lastCheck = 0;
while (running)
{
mainWindow->waitForRetrace();
gfxQ->setRenderTarget(renderTarget);
gfxQ->setViewport({{0, 0}, {640, 480}});
gfxQ->setRenderTarget(m_renderTarget);
gfxQ->setViewport(windowCallback.m_lastRect);
if (windowCallback.m_rectDirty)
{
gfxQ->resizeRenderTexture(m_renderTarget, windowCallback.m_lastRect.size[0], windowCallback.m_lastRect.size[1]);
windowCallback.m_rectDirty = false;
}
float rgba[] = {sinf(frameIdx / 60.0), cosf(frameIdx / 60.0), 0.0, 1.0};
gfxQ->setClearColor(rgba);
gfxQ->clearTarget();
if (m_binding)
{
gfxQ->setDrawPrimitive(PrimitiveTriStrips);
gfxQ->setShaderDataBinding(m_binding);
gfxQ->draw(0, 4);
}
gfxQ->resolveDisplay(renderTarget);
gfxQ->setDrawPrimitive(PrimitiveTriStrips);
gfxQ->setShaderDataBinding(m_binding);
gfxQ->draw(0, 4);
gfxQ->resolveDisplay(m_renderTarget);
gfxQ->execute();
//fprintf(stderr, "%zu\n", frameIdx);