Implemented eglSwapInterval
TRAC #12137
Signed-off-by: Andrew Lewycky
Signed-off-by: Daniel Koch
Author: Nicolas Capens
git-svn-id: https://angleproject.googlecode.com/svn/trunk@235 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libEGL/Display.cpp b/src/libEGL/Display.cpp
index 6276452..175cb17 100644
--- a/src/libEGL/Display.cpp
+++ b/src/libEGL/Display.cpp
@@ -26,6 +26,7 @@
mAdapter = D3DADAPTER_DEFAULT;
mDeviceType = D3DDEVTYPE_HAL;
+ mSwapInterval = 1;
}
Display::~Display()
@@ -224,7 +225,7 @@
case EGL_ALPHA_MASK_SIZE: *value = configuration->mAlphaMaskSize; break;
case EGL_COLOR_BUFFER_TYPE: *value = configuration->mColorBufferType; break;
case EGL_RENDERABLE_TYPE: *value = configuration->mRenderableType; break;
- case EGL_MATCH_NATIVE_PIXMAP: *value = false; UNIMPLEMENTED(); break;
+ case EGL_MATCH_NATIVE_PIXMAP: *value = false; UNIMPLEMENTED(); break;
case EGL_CONFORMANT: *value = configuration->mConformant; break;
default:
return false;
@@ -233,9 +234,9 @@
return true;
}
-egl::Surface *Display::createWindowSurface(HWND window, EGLConfig config)
+Surface *Display::createWindowSurface(HWND window, EGLConfig config)
{
- const egl::Config *configuration = mConfigSet.get(config);
+ const Config *configuration = mConfigSet.get(config);
D3DPRESENT_PARAMETERS presentParameters = {0};
@@ -249,7 +250,7 @@
presentParameters.hDeviceWindow = window;
presentParameters.MultiSampleQuality = 0; // FIXME: Unimplemented
presentParameters.MultiSampleType = D3DMULTISAMPLE_NONE; // FIXME: Unimplemented
- presentParameters.PresentationInterval = configuration->mMinSwapInterval;
+ presentParameters.PresentationInterval = getPresentInterval(configuration, true);
presentParameters.SwapEffect = D3DSWAPEFFECT_COPY;
presentParameters.Windowed = TRUE; // FIXME
@@ -345,7 +346,7 @@
if (swapChain)
{
- surface = new Surface(this, swapChain, depthStencilSurface, configuration->mConfigID);
+ surface = new Surface(this, swapChain, depthStencilSurface, configuration);
mSurfaceSet.insert(surface);
swapChain->Release();
@@ -409,6 +410,30 @@
return false;
}
+void Display::setSwapInterval(GLint interval)
+{
+ mSwapInterval = interval;
+}
+
+DWORD Display::getPresentInterval(const egl::Config *config, bool maximumRate)
+{
+ GLint interval = maximumRate ? 0 : mSwapInterval;
+ interval = interval < config->mMinSwapInterval ? config->mMinSwapInterval : interval;
+ interval = interval > config->mMaxSwapInterval ? config->mMaxSwapInterval : interval;
+
+ switch(interval)
+ {
+ case 0: return D3DPRESENT_INTERVAL_IMMEDIATE;
+ case 1: return D3DPRESENT_INTERVAL_ONE;
+ case 2: return D3DPRESENT_INTERVAL_TWO;
+ case 3: return D3DPRESENT_INTERVAL_THREE;
+ case 4: return D3DPRESENT_INTERVAL_FOUR;
+ default: UNREACHABLE();
+ }
+
+ return D3DPRESENT_INTERVAL_DEFAULT;
+}
+
IDirect3DDevice9 *Display::getDevice()
{
return mDevice;
diff --git a/src/libEGL/Display.h b/src/libEGL/Display.h
index 2876c4a..1c46e0c 100644
--- a/src/libEGL/Display.h
+++ b/src/libEGL/Display.h
@@ -54,6 +54,9 @@
bool isValidSurface(egl::Surface *surface);
bool hasExistingWindowSurface(HWND window);
+ void setSwapInterval(GLint interval);
+ DWORD getPresentInterval(const egl::Config *config, bool maximumRate);
+
virtual IDirect3DDevice9 *getDevice();
private:
@@ -66,6 +69,7 @@
IDirect3DDevice9 *mDevice;
bool mSceneStarted;
+ GLint mSwapInterval;
typedef std::set<Surface*> SurfaceSet;
SurfaceSet mSurfaceSet;
diff --git a/src/libEGL/Surface.cpp b/src/libEGL/Surface.cpp
index d1e7eec..1dd88a2 100644
--- a/src/libEGL/Surface.cpp
+++ b/src/libEGL/Surface.cpp
@@ -17,8 +17,8 @@
namespace egl
{
-Surface::Surface(Display *display, IDirect3DSwapChain9 *swapChain, IDirect3DSurface9 *depthStencil, EGLint configID)
- : mDisplay(display), mSwapChain(swapChain), mConfigID(configID), mDepthStencil(depthStencil)
+Surface::Surface(Display *display, IDirect3DSwapChain9 *swapChain, IDirect3DSurface9 *depthStencil, const Config *config)
+ : mDisplay(display), mSwapChain(swapChain), mDepthStencil(depthStencil), mConfig(config)
{
mBackBuffer = NULL;
mRenderTarget = NULL;
@@ -150,7 +150,7 @@
texture->Release();
mDisplay->endScene();
- result = mSwapChain->Present(NULL, NULL, NULL, NULL, D3DPRESENT_INTERVAL_IMMEDIATE | D3DPRESENT_DONOTWAIT); // FIXME: Get the swap interval from the associated Display
+ result = mSwapChain->Present(NULL, NULL, NULL, NULL, mDisplay->getPresentInterval(mConfig, false));
if (result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY || result == D3DERR_DRIVERINTERNALERROR)
{
diff --git a/src/libEGL/Surface.h b/src/libEGL/Surface.h
index 8953834..0422843 100644
--- a/src/libEGL/Surface.h
+++ b/src/libEGL/Surface.h
@@ -20,11 +20,12 @@
namespace egl
{
class Display;
+class Config;
class Surface
{
public:
- Surface(Display *display, IDirect3DSwapChain9 *swapChain, IDirect3DSurface9* depthStencil, EGLint configID);
+ Surface(Display *display, IDirect3DSwapChain9 *swapChain, IDirect3DSurface9* depthStencil, const egl::Config *config);
~Surface();
@@ -45,7 +46,7 @@
IDirect3DSurface9 *mRenderTarget;
IDirect3DSurface9 *mDepthStencil;
- const EGLint mConfigID; // ID of EGLConfig surface was created with
+ const egl::Config *mConfig; // EGL config surface was created with
EGLint mHeight; // Height of surface
EGLint mWidth; // Width of surface
// EGLint horizontalResolution; // Horizontal dot pitch
diff --git a/src/libEGL/libEGL.cpp b/src/libEGL/libEGL.cpp
index 3c58f23..a98a34c 100644
--- a/src/libEGL/libEGL.cpp
+++ b/src/libEGL/libEGL.cpp
@@ -746,7 +746,7 @@
return EGL_FALSE;
}
- // UNIMPLEMENTED(); // FIXME
+ display->setSwapInterval(interval);
return success(EGL_TRUE);
}