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regal/tests/testRegalPpa.cpp
Scott Nations bc7e48247e Enabled use of client-side memory in vertex, element, indirect, and count buffer 
Added support for glArrayElement(EXT|) to the immediate mode layer.
    Support NUM_EXTENSIONS in glGet(Integer|Float|Double|Boolean|Integer64)v(EXT|)
    Added interception for glGetStringi and glGetIntergerv
    Improve loading of GLES and EGL libraries on Android
    Various bug fixes...
    Merged pull requests:
     #131  NaCL Pepper now uses GLES2 prefix for ES2.0 functions, rather than gl
     #130  Copyright bump to 2014
     #129  NaCL-related build tweaks for regaltest, nacl example and pnacl.
     #128  GLEW refresh
     #126  boost::print fix for mapping 'long' and 'long long' to 32-bit or 64-bit for length purposes
     #125  Resolve clang compilation error: lookup of 'Depth' in member access expression is ambiguous
     #124  Add Makefile support for gcc-4.4, gcc-4.6 and clang toolchains on Linux.
     #116  Make it compile with Visual Studio 2013 (VC12)
2014-08-07 12:24:42 -05:00

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/*
Copyright (c) 2011-2012 NVIDIA Corporation
Copyright (c) 2011-2012 Cass Everitt
Copyright (c) 2012 Scott Nations
Copyright (c) 2012 Mathias Schott
Copyright (c) 2012 Nigel Stewart
Copyright (c) 2013 Google Inc
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "gtest/gtest.h"
#include "gmock/gmock.h"
#include <stddef.h>
#include <GL/Regal.h>
#include "RegalPpa.h"
#include "RegalDispatch.h"
#include "RegalDispatchGMock.h"
#include "RegalContextInfo.h"
#include "RegalEmuInfo.h"
namespace
{
using namespace ::Regal;
using ::testing::Mock;
using ::testing::_;
using ::testing::AnyNumber;
TEST( RegalPpa, Enable )
{
RegalContext ctx;
ctx.info = new ContextInfo();
ctx.info->es2 = true;
ctx.emuInfo = new EmuInfo();
ctx.emuInfo->init(*ctx.info.get());
Emu::Ppa ppa;
EXPECT_TRUE ( ppa.Enable( &ctx, GL_POINT_SMOOTH ) );
EXPECT_TRUE ( ppa.Enable( &ctx, GL_LINE_STIPPLE ) );
ctx.info->es2 = ctx.info->core = false;
ctx.emuInfo->init(*ctx.info.get());
EXPECT_FALSE ( ppa.Enable( &ctx, GL_POINT_SMOOTH ) );
EXPECT_FALSE ( ppa.Enable( &ctx, GL_LINE_STIPPLE ) );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.State::Depth::enable );
EXPECT_FALSE( ppa.Enable( &ctx, GL_DEPTH_TEST ) );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.State::Depth::enable );
EXPECT_FALSE( ppa.Disable( &ctx, GL_DEPTH_TEST ) );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.State::Depth::enable );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.State::Stencil::enable );
EXPECT_FALSE( ppa.Enable( &ctx, GL_STENCIL_TEST ) );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.State::Stencil::enable );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.State::Polygon::cullEnable );
EXPECT_FALSE( ppa.Enable( &ctx, GL_CULL_FACE ) );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.State::Polygon::cullEnable );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.State::Polygon::smoothEnable );
EXPECT_FALSE( ppa.Enable( &ctx, GL_POLYGON_SMOOTH ) );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.State::Polygon::smoothEnable );
}
TEST( RegalPpa, PushPopAttrib )
{
RegalGMockInterface mock;
RegalContext ctx;
ctx.info = new ContextInfo();
ctx.info->es2 = ctx.info->core = false;
ctx.emuInfo = new EmuInfo();
ctx.emuInfo->init(*ctx.info.get());
ctx.emuInfo->gl_max_attrib_stack_depth = 16;
Missing::Init( ctx.dispatcher.emulation );
InitDispatchTableGMock( ctx.dispatcher.emulation );
Emu::Ppa ppa;
EXPECT_EQ( 0u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PushAttrib( &ctx, GL_DEPTH_BUFFER_BIT );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PushAttrib( &ctx, GL_STENCIL_BUFFER_BIT );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PushAttrib( &ctx, GL_POLYGON_BIT );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 1u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PushAttrib( &ctx, GL_TRANSFORM_BIT );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 1u, ppa.polygonStack.size() );
EXPECT_EQ( 1u, ppa.transformStack.size() );
EXPECT_CALL( mock, glPushAttrib( GL_TEXTURE_BIT ) );
ppa.PushAttrib( &ctx, GL_TEXTURE_BIT );
Mock::VerifyAndClear( &mock );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 1u, ppa.polygonStack.size() );
EXPECT_EQ( 1u, ppa.transformStack.size() );
EXPECT_CALL( mock, glPopAttrib() );
ppa.PopAttrib( &ctx );
Mock::VerifyAndClear( &mock );
// Revisit - Emu::Ppa shouldn't make these calls if there
// is no actual state change.
EXPECT_CALL( mock, glClearAccum(_,_,_,_) ).Times(AnyNumber());
EXPECT_CALL( mock, glClearDepth(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glClearStencil(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glCullFace(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDepthFunc(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDepthMask(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDisable(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glFrontFace(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glPolygonMode(_,_) ).Times(AnyNumber());
EXPECT_CALL( mock, glPolygonOffset(_,_) ).Times(AnyNumber());
EXPECT_CALL( mock, glStencilFuncSeparate(_,_,_,_) ).Times(AnyNumber());
EXPECT_CALL( mock, glStencilMaskSeparate(_,_) ).Times(AnyNumber());
EXPECT_CALL( mock, glStencilOpSeparate(_,_,_,_) ).Times(AnyNumber());
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 1u, ppa.polygonStack.size() );
EXPECT_EQ( 1u, ppa.transformStack.size() );
ppa.PopAttrib( &ctx );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 1u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PopAttrib( &ctx );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 1u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PopAttrib( &ctx );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
ppa.PopAttrib( &ctx );
EXPECT_EQ( 0u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
}
TEST( RegalPpa, PushPopDepthBufferBit )
{
RegalGMockInterface mock;
RegalContext ctx;
ctx.info = new ContextInfo();
ctx.info->es2 = ctx.info->core = false;
ctx.emuInfo = new EmuInfo();
ctx.emuInfo->init(*ctx.info.get());
ctx.emuInfo->gl_max_attrib_stack_depth = 16;
Missing::Init( ctx.dispatcher.emulation );
InitDispatchTableGMock( ctx.dispatcher.emulation );
Emu::Ppa ppa;
EXPECT_EQ( 0u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
// push default state
ppa.PushAttrib( &ctx, GL_DEPTH_BUFFER_BIT );
Mock::VerifyAndClear( &mock );
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
// change state
ppa.SetEnable( &ctx, GL_DEPTH_TEST, GL_TRUE );
ppa.glDepthFunc( GL_NEVER );
ppa.glDepthMask( GL_FALSE );
ppa.glClearDepth( 0.0 );
// check for expected values
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.Ppa::Depth::enable );
EXPECT_EQ( static_cast<GLenum>( GL_NEVER ), ppa.Ppa::Depth::func );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.Ppa::Depth::mask );
EXPECT_EQ( static_cast<GLclampd>( 0.0 ), ppa.Ppa::Depth::clear );
// push this state
ppa.PushAttrib( &ctx, GL_DEPTH_BUFFER_BIT );
Mock::VerifyAndClear( &mock );
EXPECT_EQ( 2u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
// change state again
ppa.SetEnable( &ctx, GL_DEPTH_TEST, GL_FALSE );
ppa.glDepthFunc( GL_GREATER );
ppa.glDepthMask( GL_TRUE );
ppa.glClearDepth( 0.25 );
// check for expected values
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.Ppa::Depth::enable );
EXPECT_EQ( static_cast<GLenum>( GL_GREATER ), ppa.Ppa::Depth::func );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.Ppa::Depth::mask );
EXPECT_EQ( static_cast<GLclampd>( 0.25 ), ppa.Ppa::Depth::clear );
ppa.glClearDepth( 0.5f );
EXPECT_EQ( static_cast<GLclampd>( 0.5 ), ppa.Ppa::Depth::clear );
// pop attrib
EXPECT_CALL( mock, glEnable(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDisable(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDepthFunc(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glClearDepth(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDepthMask(_) ).Times(AnyNumber());
ppa.PopAttrib( &ctx );
Mock::VerifyAndClear( &mock );
// check for expected values
EXPECT_EQ( 1u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.Ppa::Depth::enable );
EXPECT_EQ( static_cast<GLenum>( GL_NEVER ), ppa.Ppa::Depth::func );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.Ppa::Depth::mask );
EXPECT_EQ( static_cast<GLclampd>( 0.0 ), ppa.Ppa::Depth::clear );
// pop attrib
EXPECT_CALL( mock, glEnable(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDisable(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDepthFunc(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glClearDepth(_) ).Times(AnyNumber());
EXPECT_CALL( mock, glDepthMask(_) ).Times(AnyNumber());
ppa.PopAttrib( &ctx );
Mock::VerifyAndClear( &mock );
// check for expected default values
EXPECT_EQ( 0u, ppa.depthStack.size() );
EXPECT_EQ( 0u, ppa.stencilStack.size() );
EXPECT_EQ( 0u, ppa.polygonStack.size() );
EXPECT_EQ( 0u, ppa.transformStack.size() );
EXPECT_EQ( static_cast<GLboolean>( GL_FALSE ), ppa.Ppa::Depth::enable );
EXPECT_EQ( static_cast<GLenum>( GL_LESS ), ppa.Ppa::Depth::func );
EXPECT_EQ( static_cast<GLboolean>( GL_TRUE ), ppa.Ppa::Depth::mask );
EXPECT_EQ( static_cast<GLclampd>( 1.0 ), ppa.Ppa::Depth::clear );
}
} // namespace
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