本文整理汇总了C++中SampleBuffer::Accumulate方法的典型用法代码示例。如果您正苦于以下问题：C++ SampleBuffer::Accumulate方法的具体用法？C++ SampleBuffer::Accumulate怎么用？C++ SampleBuffer::Accumulate使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SampleBuffer的用法示例。
在下文中一共展示了SampleBuffer::Accumulate方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: main
int main()
{
sf::RenderWindow window(sf::VideoMode(900, 600), "Path Tracing 2D");
window.setVerticalSyncEnabled(true);
glewInit();
glMatrixMode(GL_PROJECTION);
Matrix4x4f::OrthoMatrix(0.0f, 900.0f, 0.0f, 600.0f, -1.0f, 1.0f).GL_Load();
SampleBuffer buffer;
const float sampleScalar = 1.0f;
const int downsampledWidth = window.getSize().x * sampleScalar;
const int downsampledHeight = window.getSize().y * sampleScalar;
if(!buffer.Create(downsampledWidth, downsampledHeight, "NONE NONE tracerShader.frag"))
abort();
buffer.Clear(AABB2D(Vec2f(-downsampledWidth, -downsampledHeight), Vec2f(downsampledWidth, downsampledHeight)));
Light light;
light.m_position = Vec3f(0.0f, 0.0f, 32.0f);
light.m_color = Vec3f(10.0f, 10.0f, 10.0f);
buffer.m_scene.m_lights.push_back(light);
Polygon2D basePoly;
basePoly.m_points.resize(4);
basePoly.m_points[0] = Vec2f(-50.0f, -50.0f) * sampleScalar;
basePoly.m_points[1] = Vec2f(50.0f, -50.0f) * sampleScalar;
basePoly.m_points[2] = Vec2f(50.0f, 50.0f) * sampleScalar;
basePoly.m_points[3] = Vec2f(-50.0f, 50.0f) * sampleScalar;
buffer.Add(basePoly);
Polygon2D basePoly2;
basePoly2.m_points.resize(4);
basePoly2.m_points[0] = Vec2f(-50.0f, 100.0f) * sampleScalar;
basePoly2.m_points[1] = Vec2f(50.0f, 100.0f) * sampleScalar;
basePoly2.m_points[2] = Vec2f(50.0f, 200.0f) * sampleScalar;
basePoly2.m_points[3] = Vec2f(-50.0f, 200.0f) * sampleScalar;
buffer.Add(basePoly2);
buffer.Compile();
buffer.Refresh();
bool close = false;
while(!close)
{
sf::Event event;
while(window.pollEvent(event))
{
if(event.type == sf::Event::Closed)
close = true;
if(event.type == sf::Event::MouseMoved)
{
buffer.Refresh();
buffer.m_scene.m_lights.back().m_position = Vec3f((event.mouseMove.x - 450) * sampleScalar, (300 - event.mouseMove.y) * sampleScalar, 32.0f);
}
}
if(sf::Keyboard::isKeyPressed(sf::Keyboard::Escape))
close = true;
for(size_t i = 0; i < 1; i++)
buffer.Accumulate(Vec2f(0.0f, 0.0f), Vec2f(downsampledWidth, downsampledHeight), 0.0f);
glFlush();
glViewport(0, 0, window.getSize().x, window.getSize().y);
buffer.RenderBuffer(Vec2f(0.0f, 0.0f), Vec2f(900.0f, 600.0f), 0.0f);
window.display();
}
return 0;
}