You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
284 lines
9.5 KiB
284 lines
9.5 KiB
/*-------------------------------------------------------------------------
|
|
* drawElements Quality Program Tester Core
|
|
* ----------------------------------------
|
|
*
|
|
* Copyright 2014 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
*//*!
|
|
* \file
|
|
* \brief EGL utilities for interfacing with GL APIs.
|
|
*//*--------------------------------------------------------------------*/
|
|
|
|
#include "egluGLUtil.hpp"
|
|
|
|
#include "egluUtil.hpp"
|
|
#include "eglwLibrary.hpp"
|
|
#include "eglwEnums.hpp"
|
|
#include "glwEnums.hpp"
|
|
|
|
#include <vector>
|
|
|
|
using std::vector;
|
|
|
|
namespace eglu
|
|
{
|
|
|
|
using namespace eglw;
|
|
|
|
glw::GLenum getImageGLTarget (EGLenum source)
|
|
{
|
|
switch (source)
|
|
{
|
|
case EGL_GL_TEXTURE_2D_KHR: return GL_TEXTURE_2D;
|
|
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR: return GL_TEXTURE_CUBE_MAP_POSITIVE_X;
|
|
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR: return GL_TEXTURE_CUBE_MAP_POSITIVE_Y;
|
|
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR: return GL_TEXTURE_CUBE_MAP_POSITIVE_Z;
|
|
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR: return GL_TEXTURE_CUBE_MAP_NEGATIVE_X;
|
|
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR: return GL_TEXTURE_CUBE_MAP_NEGATIVE_Y;
|
|
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR: return GL_TEXTURE_CUBE_MAP_NEGATIVE_Z;
|
|
case EGL_GL_TEXTURE_3D_KHR: return GL_TEXTURE_3D;
|
|
case EGL_GL_RENDERBUFFER_KHR: return GL_RENDERBUFFER;
|
|
default: DE_FATAL("Impossible"); return GL_NONE;
|
|
}
|
|
}
|
|
|
|
EGLint apiRenderableType (glu::ApiType apiType)
|
|
{
|
|
switch (apiType.getProfile())
|
|
{
|
|
case glu::PROFILE_CORE:
|
|
case glu::PROFILE_COMPATIBILITY:
|
|
return EGL_OPENGL_BIT;
|
|
case glu::PROFILE_ES:
|
|
switch (apiType.getMajorVersion())
|
|
{
|
|
case 1: return EGL_OPENGL_ES_BIT;
|
|
case 2: return EGL_OPENGL_ES2_BIT;
|
|
case 3: return EGL_OPENGL_ES3_BIT_KHR;
|
|
default: DE_FATAL("Unknown OpenGL ES version"); break;
|
|
}
|
|
break;
|
|
default:
|
|
DE_FATAL("Unknown GL API");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
EGLContext createGLContext (const Library& egl,
|
|
EGLDisplay display,
|
|
EGLContext eglConfig,
|
|
const glu::ContextType& contextType,
|
|
eglw::EGLContext sharedContext,
|
|
glu::ResetNotificationStrategy resetNotificationStrategy)
|
|
{
|
|
const bool khrCreateContextSupported = hasExtension(egl, display, "EGL_KHR_create_context");
|
|
const bool khrCreateContextNoErrorSupported = hasExtension(egl, display, "EGL_KHR_create_context_no_error");
|
|
EGLContext context = EGL_NO_CONTEXT;
|
|
EGLenum api = EGL_NONE;
|
|
vector<EGLint> attribList;
|
|
|
|
if (glu::isContextTypeES(contextType))
|
|
{
|
|
api = EGL_OPENGL_ES_API;
|
|
|
|
if (contextType.getMajorVersion() <= 2)
|
|
{
|
|
attribList.push_back(EGL_CONTEXT_CLIENT_VERSION);
|
|
attribList.push_back(contextType.getMajorVersion());
|
|
}
|
|
else
|
|
{
|
|
if (!khrCreateContextSupported)
|
|
TCU_THROW(NotSupportedError, "EGL_KHR_create_context is required for OpenGL ES 3.0 and newer");
|
|
|
|
attribList.push_back(EGL_CONTEXT_MAJOR_VERSION_KHR);
|
|
attribList.push_back(contextType.getMajorVersion());
|
|
attribList.push_back(EGL_CONTEXT_MINOR_VERSION_KHR);
|
|
attribList.push_back(contextType.getMinorVersion());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DE_ASSERT(glu::isContextTypeGLCore(contextType) || glu::isContextTypeGLCompatibility(contextType));
|
|
|
|
if (!khrCreateContextSupported)
|
|
TCU_THROW(NotSupportedError, "EGL_KHR_create_context is required for OpenGL context creation");
|
|
|
|
api = EGL_OPENGL_API;
|
|
|
|
attribList.push_back(EGL_CONTEXT_MAJOR_VERSION_KHR);
|
|
attribList.push_back(contextType.getMajorVersion());
|
|
attribList.push_back(EGL_CONTEXT_MINOR_VERSION_KHR);
|
|
attribList.push_back(contextType.getMinorVersion());
|
|
attribList.push_back(EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR);
|
|
attribList.push_back(glu::isContextTypeGLCore(contextType) ? EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
|
|
: EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR);
|
|
}
|
|
|
|
if (contextType.getFlags() != glu::ContextFlags(0))
|
|
{
|
|
EGLint flags = 0;
|
|
|
|
if (!khrCreateContextSupported)
|
|
TCU_THROW(NotSupportedError, "EGL_KHR_create_context is required for creating robust/debug/forward-compatible contexts");
|
|
|
|
if ((contextType.getFlags() & glu::CONTEXT_DEBUG) != 0)
|
|
flags |= EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR;
|
|
|
|
if ((contextType.getFlags() & glu::CONTEXT_ROBUST) != 0)
|
|
{
|
|
if (glu::isContextTypeES(contextType))
|
|
{
|
|
if (!hasExtension(egl, display, "EGL_EXT_create_context_robustness") && (getVersion(egl, display) < Version(1, 5)))
|
|
TCU_THROW(NotSupportedError, "EGL_EXT_create_context_robustness is required for creating robust context");
|
|
|
|
attribList.push_back(EGL_CONTEXT_OPENGL_ROBUST_ACCESS_EXT);
|
|
attribList.push_back(EGL_TRUE);
|
|
}
|
|
else
|
|
flags |= EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR;
|
|
}
|
|
|
|
if ((contextType.getFlags() & glu::CONTEXT_NO_ERROR) != 0)
|
|
{
|
|
if (khrCreateContextNoErrorSupported)
|
|
{
|
|
attribList.push_back(EGL_CONTEXT_OPENGL_NO_ERROR_KHR);
|
|
attribList.push_back(EGL_TRUE);
|
|
}
|
|
else
|
|
throw tcu::NotSupportedError("EGL_KHR_create_context_no_error is required for creating no-error contexts");
|
|
}
|
|
|
|
if ((contextType.getFlags() & glu::CONTEXT_FORWARD_COMPATIBLE) != 0)
|
|
{
|
|
if (!glu::isContextTypeGLCore(contextType))
|
|
TCU_THROW(InternalError, "Only OpenGL core contexts can be forward-compatible");
|
|
|
|
flags |= EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE_BIT_KHR;
|
|
}
|
|
|
|
attribList.push_back(EGL_CONTEXT_FLAGS_KHR);
|
|
attribList.push_back(flags);
|
|
|
|
if (resetNotificationStrategy != glu::RESET_NOTIFICATION_STRATEGY_NOT_SPECIFIED)
|
|
{
|
|
if (getVersion(egl, display) >= Version(1, 5) || glu::isContextTypeGLCore(contextType) || glu::isContextTypeGLCompatibility(contextType))
|
|
attribList.push_back(EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY_KHR);
|
|
else if (hasExtension(egl, display, "EGL_EXT_create_context_robustness"))
|
|
attribList.push_back(EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY_EXT);
|
|
else
|
|
TCU_THROW(NotSupportedError, "EGL 1.5 or EGL_EXT_create_context_robustness is required for creating robust context");
|
|
|
|
if (resetNotificationStrategy == glu::RESET_NOTIFICATION_STRATEGY_NO_RESET_NOTIFICATION)
|
|
attribList.push_back(EGL_NO_RESET_NOTIFICATION_KHR);
|
|
else if (resetNotificationStrategy == glu::RESET_NOTIFICATION_STRATEGY_LOSE_CONTEXT_ON_RESET)
|
|
attribList.push_back(EGL_LOSE_CONTEXT_ON_RESET_KHR);
|
|
else
|
|
TCU_THROW(InternalError, "Unknown reset notification strategy");
|
|
}
|
|
}
|
|
|
|
attribList.push_back(EGL_NONE);
|
|
|
|
EGLU_CHECK_CALL(egl, bindAPI(api));
|
|
context = egl.createContext(display, eglConfig, sharedContext, &(attribList[0]));
|
|
EGLU_CHECK_MSG(egl, "eglCreateContext()");
|
|
|
|
return context;
|
|
}
|
|
|
|
static bool configMatches (const eglw::Library& egl, eglw::EGLDisplay display, eglw::EGLConfig eglConfig, const glu::RenderConfig& renderConfig)
|
|
{
|
|
// \todo [2014-03-12 pyry] Check other attributes like double-buffer bit.
|
|
|
|
{
|
|
EGLint renderableType = 0;
|
|
EGLint requiredRenderable = apiRenderableType(renderConfig.type.getAPI());
|
|
|
|
EGLU_CHECK_CALL(egl, getConfigAttrib(display, eglConfig, EGL_RENDERABLE_TYPE, &renderableType));
|
|
|
|
if ((renderableType & requiredRenderable) == 0)
|
|
return false;
|
|
}
|
|
|
|
if (renderConfig.surfaceType != glu::RenderConfig::SURFACETYPE_DONT_CARE)
|
|
{
|
|
EGLint surfaceType = 0;
|
|
EGLint requiredSurface = 0;
|
|
|
|
switch (renderConfig.surfaceType)
|
|
{
|
|
case glu::RenderConfig::SURFACETYPE_WINDOW: requiredSurface = EGL_WINDOW_BIT; break;
|
|
case glu::RenderConfig::SURFACETYPE_OFFSCREEN_NATIVE: requiredSurface = EGL_PIXMAP_BIT; break;
|
|
case glu::RenderConfig::SURFACETYPE_OFFSCREEN_GENERIC: requiredSurface = EGL_PBUFFER_BIT; break;
|
|
default:
|
|
DE_ASSERT(false);
|
|
}
|
|
|
|
EGLU_CHECK_CALL(egl, getConfigAttrib(display, eglConfig, EGL_SURFACE_TYPE, &surfaceType));
|
|
|
|
if ((surfaceType & requiredSurface) == 0)
|
|
return false;
|
|
}
|
|
|
|
{
|
|
static const struct
|
|
{
|
|
int glu::RenderConfig::*field;
|
|
EGLint attrib;
|
|
} s_attribs[] =
|
|
{
|
|
{ &glu::RenderConfig::id, EGL_CONFIG_ID },
|
|
{ &glu::RenderConfig::redBits, EGL_RED_SIZE },
|
|
{ &glu::RenderConfig::greenBits, EGL_GREEN_SIZE },
|
|
{ &glu::RenderConfig::blueBits, EGL_BLUE_SIZE },
|
|
{ &glu::RenderConfig::alphaBits, EGL_ALPHA_SIZE },
|
|
{ &glu::RenderConfig::depthBits, EGL_DEPTH_SIZE },
|
|
{ &glu::RenderConfig::stencilBits, EGL_STENCIL_SIZE },
|
|
{ &glu::RenderConfig::numSamples, EGL_SAMPLES },
|
|
};
|
|
|
|
for (int attribNdx = 0; attribNdx < DE_LENGTH_OF_ARRAY(s_attribs); attribNdx++)
|
|
{
|
|
if (renderConfig.*s_attribs[attribNdx].field != glu::RenderConfig::DONT_CARE)
|
|
{
|
|
EGLint value = 0;
|
|
EGLU_CHECK_CALL(egl, getConfigAttrib(display, eglConfig, s_attribs[attribNdx].attrib, &value));
|
|
if (value != renderConfig.*s_attribs[attribNdx].field)
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
EGLConfig chooseConfig (const Library& egl, EGLDisplay display, const glu::RenderConfig& config)
|
|
{
|
|
const std::vector<EGLConfig> configs = eglu::getConfigs(egl, display);
|
|
|
|
for (vector<EGLConfig>::const_iterator iter = configs.begin(); iter != configs.end(); ++iter)
|
|
{
|
|
if (configMatches(egl, display, *iter, config))
|
|
return *iter;
|
|
}
|
|
|
|
throw tcu::NotSupportedError("Matching EGL config not found", DE_NULL, __FILE__, __LINE__);
|
|
}
|
|
|
|
}
|