blob: 6e8934327fbe887370add7c3f345a5247fc30757 [file] [log] [blame]
// Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "main.h"
#include "testbase.h"
#include "utils.h"
namespace glbench {
class ClearTest : public TestBase {
public:
ClearTest() : mask_(0) {}
virtual ~ClearTest() {}
virtual bool TestFunc(uint64_t iterations);
virtual bool Run();
virtual const char* Name() const { return "clear"; }
virtual bool IsDrawTest() const { return true; }
virtual const char* Unit() const { return "mpixels_sec"; }
private:
GLbitfield mask_;
DISALLOW_COPY_AND_ASSIGN(ClearTest);
};
bool ClearTest::TestFunc(uint64_t iterations) {
GLbitfield mask = mask_;
glClear(mask);
glFlush(); // Kick GPU as soon as possible
for (uint64_t i = 0; i < iterations; ++i) {
glClear(mask);
}
return true;
}
bool ClearTest::Run() {
mask_ = GL_COLOR_BUFFER_BIT;
RunTest(this, "clear_color", g_width * g_height, g_width, g_height, true);
mask_ = GL_DEPTH_BUFFER_BIT;
RunTest(this, "clear_depth", g_width * g_height, g_width, g_height, true);
mask_ = GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT;
RunTest(this, "clear_colordepth", g_width * g_height, g_width, g_height,
true);
mask_ = GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT;
RunTest(this, "clear_depthstencil", g_width * g_height, g_width, g_height,
true);
mask_ = GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT;
RunTest(this, "clear_colordepthstencil", g_width * g_height, g_width,
g_height, true);
return true;
}
TestBase* GetClearTest() {
return new ClearTest;
}
} // namespace glbench