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//
// Copyright(c) 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// entry_points_ext.cpp : Implements the EGL extension entry points.
#include "libGLESv2/entry_points_egl_ext.h"
#include "libGLESv2/global_state.h"
#include "libANGLE/Display.h"
#include "libANGLE/Surface.h"
#include "libANGLE/validationEGL.h"
#include "common/debug.h"
namespace egl
{
// EGL_ANGLE_query_surface_pointer
EGLBoolean EGLAPIENTRY QuerySurfacePointerANGLE(EGLDisplay dpy, EGLSurface surface, EGLint attribute, void **value)
{
EVENT("(EGLDisplay dpy = 0x%0.8p, EGLSurface surface = 0x%0.8p, EGLint attribute = %d, void **value = 0x%0.8p)",
dpy, surface, attribute, value);
Display *display = static_cast<Display*>(dpy);
Surface *eglSurface = static_cast<Surface*>(surface);
Error error = ValidateSurface(display, eglSurface);
if (error.isError())
{
SetGlobalError(error);
return EGL_FALSE;
}
if (!display->getExtensions().querySurfacePointer)
{
SetGlobalError(Error(EGL_SUCCESS));
return EGL_FALSE;
}
if (surface == EGL_NO_SURFACE)
{
SetGlobalError(Error(EGL_BAD_SURFACE));
return EGL_FALSE;
}
// validate the attribute parameter
switch (attribute)
{
case EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE:
if (!display->getExtensions().surfaceD3DTexture2DShareHandle)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_FALSE;
}
break;
default:
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_FALSE;
}
error = eglSurface->querySurfacePointerANGLE(attribute, value);
SetGlobalError(error);
return (error.isError() ? EGL_FALSE : EGL_TRUE);
}
// EGL_NV_post_sub_buffer
EGLBoolean EGLAPIENTRY PostSubBufferNV(EGLDisplay dpy, EGLSurface surface, EGLint x, EGLint y, EGLint width, EGLint height)
{
EVENT("(EGLDisplay dpy = 0x%0.8p, EGLSurface surface = 0x%0.8p, EGLint x = %d, EGLint y = %d, EGLint width = %d, EGLint height = %d)", dpy, surface, x, y, width, height);
if (x < 0 || y < 0 || width < 0 || height < 0)
{
SetGlobalError(Error(EGL_BAD_PARAMETER));
return EGL_FALSE;
}
Display *display = static_cast<Display*>(dpy);
Surface *eglSurface = static_cast<Surface*>(surface);
Error error = ValidateSurface(display, eglSurface);
if (error.isError())
{
SetGlobalError(error);
return EGL_FALSE;
}
if (display->isDeviceLost())
{
SetGlobalError(Error(EGL_CONTEXT_LOST));
return EGL_FALSE;
}
if (surface == EGL_NO_SURFACE)
{
SetGlobalError(Error(EGL_BAD_SURFACE));
return EGL_FALSE;
}
#if !defined(ANGLE_ENABLE_WINDOWS_STORE) || (defined(ANGLE_ENABLE_WINDOWS_STORE) && WINAPI_FAMILY == WINAPI_FAMILY_PC_APP) // Qt WP: Allow this entry point as a workaround
if (!display->getExtensions().postSubBuffer)
{
// Spec is not clear about how this should be handled.
SetGlobalError(Error(EGL_SUCCESS));
return EGL_TRUE;
}
#endif
error = eglSurface->postSubBuffer(x, y, width, height);
if (error.isError())
{
SetGlobalError(error);
return EGL_FALSE;
}
SetGlobalError(Error(EGL_SUCCESS));
return EGL_TRUE;
}
// EGL_EXT_platform_base
EGLDisplay EGLAPIENTRY GetPlatformDisplayEXT(EGLenum platform, void *native_display, const EGLint *attrib_list)
{
EVENT("(EGLenum platform = %d, void* native_display = 0x%0.8p, const EGLint* attrib_list = 0x%0.8p)",
platform, native_display, attrib_list);
const ClientExtensions &clientExtensions = Display::getClientExtensions();
switch (platform)
{
case EGL_PLATFORM_ANGLE_ANGLE:
if (!clientExtensions.platformANGLE)
{
SetGlobalError(Error(EGL_BAD_PARAMETER));
return EGL_NO_DISPLAY;
}
break;
default:
SetGlobalError(Error(EGL_BAD_CONFIG));
return EGL_NO_DISPLAY;
}
EGLint platformType = EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE;
EGLint deviceType = EGL_PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE;
bool majorVersionSpecified = false;
bool minorVersionSpecified = false;
bool enableAutoTrimSpecified = false;
if (attrib_list)
{
for (const EGLint *curAttrib = attrib_list; curAttrib[0] != EGL_NONE; curAttrib += 2)
{
switch (curAttrib[0])
{
case EGL_PLATFORM_ANGLE_TYPE_ANGLE:
switch (curAttrib[1])
{
case EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE:
break;
case EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE:
case EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE:
if (!clientExtensions.platformANGLED3D)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
break;
case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE:
case EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE:
if (!clientExtensions.platformANGLEOpenGL)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
break;
default:
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
platformType = curAttrib[1];
break;
case EGL_PLATFORM_ANGLE_MAX_VERSION_MAJOR_ANGLE:
if (curAttrib[1] != EGL_DONT_CARE)
{
majorVersionSpecified = true;
}
break;
case EGL_PLATFORM_ANGLE_MAX_VERSION_MINOR_ANGLE:
if (curAttrib[1] != EGL_DONT_CARE)
{
minorVersionSpecified = true;
}
break;
case EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE:
switch (curAttrib[1])
{
case EGL_TRUE:
case EGL_FALSE:
break;
default:
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
enableAutoTrimSpecified = true;
break;
case EGL_PLATFORM_ANGLE_DEVICE_TYPE_ANGLE:
if (!clientExtensions.platformANGLED3D)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
switch (curAttrib[1])
{
case EGL_PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE:
case EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE:
case EGL_PLATFORM_ANGLE_DEVICE_TYPE_REFERENCE_ANGLE:
case EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE:
break;
default:
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
deviceType = curAttrib[1];
break;
default:
break;
}
}
}
if (!majorVersionSpecified && minorVersionSpecified)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE));
return EGL_NO_DISPLAY;
}
if (deviceType == EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE &&
platformType != EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE, "EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE requires a device type of "
"EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE."));
return EGL_NO_DISPLAY;
}
if (enableAutoTrimSpecified &&
platformType != EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE)
{
SetGlobalError(Error(EGL_BAD_ATTRIBUTE, "EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE requires a device type of "
"EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE."));
return EGL_NO_DISPLAY;
}
SetGlobalError(Error(EGL_SUCCESS));
EGLNativeDisplayType displayId = static_cast<EGLNativeDisplayType>(native_display);
return Display::getDisplay(displayId, AttributeMap(attrib_list));
}
}
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