void VideoManager::setVideoDefaults()
{
glViewport(0, 0, (GLsizei) size.getX(), (GLsizei) size.getY());
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0.0f, (GLfloat) size.getX(), (GLfloat) size.getY(),
0.0f, -1.0f, 1.0f);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, 0);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
setClearColor(Color(1.0f, 1.0f, 1.0f));
setColor(Color(0.0f, 0.0f, 0.0f));
glLineWidth(1.5f);
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
new Kernel; // will be deleted by the QQmlEngine
qmlRegisterSingletonType<Kernel>("Lemonade", 1, 0, "Kernel",
kernelInstanceProvider);
QQmlEngine engine;
auto window_color = app.palette().color(QPalette::Window);
QMainWindow window;
window.setWindowTitle(window.tr("Lemonade"));
window.setMenuBar(initMenuBar());
auto central = new QWidget;
auto layout = new QHBoxLayout;
layout->setSpacing(0);
layout->setContentsMargins(0, 0, 0, 0);
auto tool_button_bar = new QQuickWidget(&engine, central);
tool_button_bar->setClearColor(window_color);
tool_button_bar->setSource(
QUrl(QLatin1String("qrc:/content/ToolButtonBar.qml")));
layout->addWidget(tool_button_bar);
auto hsplitter = new QSplitter(Qt::Horizontal);
hsplitter->setChildrenCollapsible(false);
hsplitter->addWidget(initCanvasView());
layout->addWidget(hsplitter);
auto vsplitter = new QSplitter(Qt::Vertical);
vsplitter->addWidget(initNavigatorPanel());
vsplitter->addWidget(initLayerTreePanel());
hsplitter->addWidget(vsplitter);
central->setLayout(layout);
window.setCentralWidget(central);
window.resize(800, 600);
window.show();
return app.exec();
}
void StateManagerGL::setClearState(const gl::State &state, GLbitfield mask)
{
// Only apply the state required to do a clear
setScissor(state.getScissor());
setViewport(state.getViewport());
if ((mask & GL_COLOR_BUFFER_BIT) != 0)
{
setClearColor(state.getColorClearValue());
const gl::BlendState &blendState = state.getBlendState();
setColorMask(blendState.colorMaskRed, blendState.colorMaskGreen, blendState.colorMaskBlue, blendState.colorMaskAlpha);
}
if ((mask & GL_DEPTH_BUFFER_BIT) != 0)
{
setClearDepth(state.getDepthClearValue());
setDepthMask(state.getDepthStencilState().depthMask);
}
if ((mask & GL_STENCIL_BUFFER_BIT) != 0)
{
setClearStencil(state.getStencilClearValue());
setStencilMask(state.getDepthStencilState().stencilMask);
}
}
Render::Render(DriverType driver) :
m_driver (driver),
m_deferredVBUnlock (true)
{
m_pixelCenterOffset = 0;
setAmbientColor(Colour(0.25f,0.25f,0.25f,1));
setClearColor(Colour(0.52f,0.6f,0.7f,1));
strncpy_s(m_deviceName, sizeof(m_deviceName), "UNKNOWN", sizeof(m_deviceName));
}
bool Graphics::init() {
GLenum initResult = glewInit();
if (initResult != GLEW_OK) {
return false;
}
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
setClearColor(0.1f, 0.5f, 0.95f, 1.0f);
return true;
}
void ProcessorList::newOpenGLContextCreated()
{
setUp2DCanvas();
activateAntiAliasing();
setClearColor(black);
resized();
}
std::shared_ptr<CameraPerspective> Scene::createPerspectiveCamera(GameObject *cameraObject){
if (!cameraObject ){
cameraObject = createGameObject("PerspectiveCamera");
}
auto cam = cameraObject->addComponent<CameraPerspective>();
cam->setNear(0.1f);
cam->setFar(100);
cam->setFieldOfViewY(glm::radians(60.0f));
cam->setClearColor(glm::vec4(0,0,0,1));
return cam;
}
void EditorViewportButton::newOpenGLContextCreated()
{
setUp2DCanvas();
activateAntiAliasing();
setClearColor(darkgrey);
//glClearColor(0.23f, 0.23f, 0.23f, 1.0f);
}
// RenderTextureTest
RenderTextureTargetNode::RenderTextureTargetNode()
{
/*
* 1 2
* A: A1 A2
*
* B: B1 B2
*
* A1: premulti sprite
* A2: premulti render
*
* B1: non-premulti sprite
* B2: non-premulti render
*/
auto background = LayerColor::create(Color4B(40,40,40,255));
addChild(background);
// sprite 1
sprite1 = Sprite::create("Images/fire.png");
// sprite 2
sprite2 = Sprite::create("Images/fire_rgba8888.pvr");
auto s = Director::getInstance()->getWinSize();
/* Create the render texture */
auto renderTexture = RenderTexture::create(s.width, s.height, Texture2D::PixelFormat::RGBA4444);
this->renderTexture = renderTexture;
renderTexture->setPosition(Point(s.width/2, s.height/2));
// [renderTexture setPosition:Point(s.width, s.height)];
// renderTexture.scale = 2;
/* add the sprites to the render texture */
renderTexture->addChild(sprite1);
renderTexture->addChild(sprite2);
renderTexture->setClearColor(Color4F(0, 0, 0, 0));
renderTexture->setClearFlags(GL_COLOR_BUFFER_BIT);
/* add the render texture to the scene */
addChild(renderTexture);
renderTexture->setAutoDraw(true);
scheduleUpdate();
// Toggle clear on / off
auto item = MenuItemFont::create("Clear On/Off", CC_CALLBACK_1(RenderTextureTargetNode::touched, this));
auto menu = Menu::create(item, NULL);
addChild(menu);
menu->setPosition(Point(s.width/2, s.height/2));
}
/****************************************************************************
**
** Copyright (C) 2015
**
** This file is generated by the Magus toolkit
**
** 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
** OWNER 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 <QtWidgets>
#include <QtOpenGL>
#include <QMessageBox>
#include "tool_glspherewidget.h"
namespace Magus
{
//****************************************************************************/
QtGLSphereWidget::QtGLSphereWidget(QWidget *parent, QGLWidget *shareWidget)
: QGLWidget(parent, shareWidget)
{
clearColor = Qt::black;
xRot = 0;
yRot = 0;
zRot = 0;
program = 0;
}
//****************************************************************************/
QtGLSphereWidget::~QtGLSphereWidget()
{
}
//****************************************************************************/
QSize QtGLSphereWidget::minimumSizeHint() const
{
return QSize(16, 16);
}
//****************************************************************************/
QSize QtGLSphereWidget::sizeHint() const
{
return QSize(200, 200);
}
//****************************************************************************/
void QtGLSphereWidget::rotateBy(int xAngle, int yAngle, int zAngle)
{
xRot += xAngle;
yRot += yAngle;
zRot += zAngle;
updateGL();
}
//****************************************************************************/
void QtGLSphereWidget::setClearColor(const QColor &color)
{
clearColor = color;
updateGL();
}
//****************************************************************************/
void QtGLSphereWidget::setPixmap(const QPixmap& pixmap, const QString& fullName, const QString& baseName)
{
mPixmap = pixmap;
mFullName = fullName;
mBaseName = baseName;
}
//****************************************************************************/
const QString& QtGLSphereWidget::getFullName(void) const
{
return mFullName;
}
//****************************************************************************/
const QString& QtGLSphereWidget::getBaseName(void) const
{
return mBaseName;
}
//****************************************************************************/
void QtGLSphereWidget::initializeGL()
{
initializeOpenGLFunctions();
buildSphere();
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
#ifdef GL_TEXTURE_2D
glEnable(GL_TEXTURE_2D);
#endif
#define PROGRAM_VERTEX_ATTRIBUTE 0
#define PROGRAM_TEXCOORD_ATTRIBUTE 1
QGLShader *vshader = new QGLShader(QGLShader::Vertex, this);
const char *vsrc =
"attribute highp vec4 vertex;\n"
"attribute mediump vec4 texCoord;\n"
"varying mediump vec4 texc;\n"
"uniform mediump mat4 matrix;\n"
"void main(void)\n"
"{\n"
" gl_Position = matrix * vertex;\n"
" texc = texCoord;\n"
"}\n";
vshader->compileSourceCode(vsrc);
QGLShader *fshader = new QGLShader(QGLShader::Fragment, this);
const char *fsrc =
"uniform sampler2D texture;\n"
"varying mediump vec4 texc;\n"
"void main(void)\n"
"{\n"
" gl_FragColor = texture2D(texture, texc.st);\n"
"}\n";
fshader->compileSourceCode(fsrc);
program = new QGLShaderProgram(this);
program->addShader(vshader);
program->addShader(fshader);
program->bindAttributeLocation("vertex", PROGRAM_VERTEX_ATTRIBUTE);
program->bindAttributeLocation("texCoord", PROGRAM_TEXCOORD_ATTRIBUTE);
program->link();
program->bind();
program->setUniformValue("texture", 0);
// Set the clear color and rotate the sphere
QColor clearColor;
clearColor = Qt::black;
setClearColor(clearColor);
rotateBy(0 * 16, -90 * 16, 180 * 16);
}
void CameraFrameBufferTest::onEnter()
{
auto sizeInpixels = Director::getInstance()->getWinSizeInPixels();
auto size = Director::getInstance()->getWinSize();
auto fboSize = Size(sizeInpixels.width * 1, sizeInpixels.height * 1.5);
auto fbo = experimental::FrameBuffer::create(1, fboSize.width, fboSize.height);
CameraBaseTest::onEnter();
//auto sprite = Sprite::createWithTexture(fbo);
//sprite->setPosition(Vec2(100,100));
//std::string filename = "Sprite3DTest/girl.c3b";
//auto sprite = Sprite3D::create(filename);
//sprite->setScale(1.0);
//auto animation = Animation3D::create(filename);
//if (animation)
//{
// auto animate = Animate3D::create(animation);
// sprite->runAction(RepeatForever::create(animate));
//}
//sprite->setPosition(Vec2(100,100));
auto rt = experimental::RenderTarget::create(fboSize.width, fboSize.height);
auto rtDS = experimental::RenderTargetDepthStencil::create(fboSize.width, fboSize.height);
fbo->attachRenderTarget(rt);
fbo->attachDepthStencilTarget(rtDS);
auto sprite = Sprite::createWithTexture(fbo->getRenderTarget()->getTexture());
sprite->setScale(0.3);
sprite->runAction(RepeatForever::create(RotateBy::create(1, 90)));
sprite->setPosition(size.width/2, size.height/2);
addChild(sprite);
auto sprite2 = Sprite::create(s_pathGrossini);
sprite2->setPosition(Vec2(size.width/5,size.height/5));
addChild(sprite2);
sprite2->setCameraMask((unsigned short)CameraFlag::USER1);
auto move = MoveBy::create(1.0, Vec2(100,100));
sprite2->runAction(
RepeatForever::create(
Sequence::createWithTwoActions(
move, move->reverse())
)
);
auto camera = Camera::create();
camera->setCameraFlag(CameraFlag::USER1);
camera->setDepth(-1);
camera->setFrameBufferObject(fbo);
fbo->setClearColor(Color4F(1,1,1,1));
addChild(camera);
}
void IContext::set( VGuint type, const VGfloat * fv ) {
switch ( type ) {
case VG_CLEAR_COLOR:
setClearColor( fv );
break;
case VG_GLYPH_ORIGIN:
setGlyphOrigin( fv );
break;
default:
SetError( VG_ILLEGAL_ARGUMENT_ERROR );
break;
}
}
std::shared_ptr<CameraOrthographic> Scene::createOrthographicCamera(GameObject *cameraObject) {
if (!cameraObject ) {
cameraObject = createGameObject("OrthographicCamera");
}
auto cam = cameraObject->addComponent<CameraOrthographic>();
glm::ivec2 dim = Engine::context()->getContextSurfaceDim();
cam->setNear(-10);
cam->setFar(10);
cam->setLeft(-dim.x/2);
cam->setRight(dim.x/2);
cam->setBottom(-dim.y/2);
cam->setTop(dim.y/2);
cam->setClearColor(glm::vec4(0,0,0,1));
return cam;
}
bool Render_SW_SDL::init()
{
//Initialize clear color
setClearColor( 0.f, 0.f, 0.f, 1.f );
//Create renderer for window
m_gRenderer = SDL_CreateRenderer( PGE_Window::window, -1, SDL_RENDERER_SOFTWARE );
if(!m_gRenderer)
{
LogWarning(QString("SW SDL: Failed to initialize screen surface! ") + SDL_GetError());
return false;
}
SDL_SetRenderDrawBlendMode(m_gRenderer, SDL_BLENDMODE_BLEND);
return true;
}
void RenderTexture::beginWithClear(float r, float g, float b, float a, float depthValue, int stencilValue, GLbitfield flags)
{
setClearColor(Color4F(r, g, b, a));
setClearDepth(depthValue);
setClearStencil(stencilValue);
setClearFlags(flags);
this->begin();
//clear screen
_beginWithClearCommand.init(_globalZOrder);
_beginWithClearCommand.func = CC_CALLBACK_0(RenderTexture::onClear, this);
Director::getInstance()->getRenderer()->addCommand(&_beginWithClearCommand);
}
void GraphicEngine::initGL() {
// Light init
if (game->config->getInt("lighting"))
glEnable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_TEXTURE_2D);
setAmbient(MGColor(0.5f, 0.5f, 0.5f, 1.0f));
setClearColor(MGColor(0.0f, 0.0f, 0.0f, 1.0f));
//glPolygonMode(GL_FRONT, GL_LINE);
//glPolygonMode(GL_BACK, GL_LINE);
glShadeModel (GL_SMOOTH); // ћетод закраски: —√Ћј∆≈Ќџ…
glEnable (GL_DEPTH_TEST); // ¬ключаем тест глубины
// ¬ Ћ. ј¬“ќћј“»„≈— »… ѕ≈–≈—„≈“ Ќќ–ћјЋ≈…
//glEnable (GL_AUTO_NORMAL);
glEnable (GL_NORMALIZE);
// ¬ Ћ. ќ“—≈„≈Ќ»≈ «јƒЌ»’ √–јЌ≈…
glEnable (GL_CULL_FACE); // ¬ключаем отсечение граней
glCullFace (GL_BACK); // ”казываем, что отсекать будем задние грани
updateScreenSize();
// Init fonts
glEnable(GL_BLEND);
setBlendFunc(getDefaultBlendFuncS(), getDefaultBlendFuncD());
standart14Normal = FontCache::getInstance()->load("standart_14_normal");
console8Normal = FontCache::getInstance()->load("console_8_normal");
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
GLenum err = glGetError ();
if (GL_NO_ERROR != err)
Log::error("GraphicEngine::initGL(): OpenGL Error: %s", gluErrorString (err));
Log::info("OpenGL initialized");
}
QIrrlichtWidget::QIrrlichtWidget(QWidget *parent, irr::video::E_DRIVER_TYPE driverType) : QWidget(parent)
{
qDebug() << "QIrrlichtWidget::ctor()";
setAttribute(Qt::WA_PaintOnScreen, true);
setAttribute(Qt::WA_OpaquePaintEvent, true);
setMouseTracking(true);
setFocusPolicy(Qt::ClickFocus);
setFocus(Qt::OtherFocusReason);
m_IrrDevice = 0;
m_DriverType = driverType;
setClearColor(irr::video::SColorf(0.2f, 0.2f, 0.2f));
mousePressed = false;
mouseListener = 0;
}
void ContextWindow::InitOpenGL()
{
int PixelFormat;
m_hDC = GetDC(m_hWnd);
PIXELFORMATDESCRIPTOR pfd;
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.iLayerType = PFD_MAIN_PLANE;
pfd.dwFlags = PFD_SUPPORT_OPENGL | PFD_DRAW_TO_WINDOW | PFD_DOUBLEBUFFER;
pfd.cDepthBits = 32;
pfd.cColorBits = 24;
pfd.iPixelType = PFD_TYPE_RGBA;
PixelFormat = ChoosePixelFormat(m_hDC, &pfd);
if (!SetPixelFormat(m_hDC, PixelFormat, &pfd))
{
LOG("Erro ao criar context pixel descriptor.");
}
m_hRC = wglCreateContext(m_hDC); // Create the context
auto a = wglMakeCurrent(m_hDC, m_hRC); // Make the context current
auto x = GetLastError();
glewExperimental = true;
GLenum err = glewInit();
if (err != GLEW_OK)
{
LOG("Erro ao inicializar GLEW!");
}
setClearColor(glm::vec4(1, 1, 1, 1));
glClearColor(m_ClearColor.r, m_ClearColor.g, m_ClearColor.b, m_ClearColor.a);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glFrontFace(GL_CCW);
linked::Window::linkedWindowInit();
}
//-----------------------------------------------------------------------------
//* Initialize
//! Initializes OpenGL.
//
//! @param fullscreen will render scene in fullscreen if true
//! @param width width of window or width of screen resolution
//! @param height height of window or height of screen resolution
//! @param bitDepth bitDepth to use
//! @param refreshRate refresh frequency to use
//! @param vSync limits frame rate to the monitor's refresh frequency
//! @param hideCursor hides mouse coursor if true
//-----------------------------------------------------------------------------
bool OpenGLManager::initialize(bool fullscreen, int width, int height, int bitDepth, int refreshRate, bool vSync, bool hideCursor)
{
m_width = width;
m_height = height;
m_bitDepth = bitDepth;
m_refreshRate = refreshRate;
m_fullscreen = fullscreen;
m_renderingCallback = NULL;
//Set OpenGL Settings
setClearColor(0.0f, 0.0f, 0.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
//Set render states
setCullMode(false, true);
setTextureing2D(false);
setLighting(false);
return true;
}
bool ResizeAwareQuickWidget::setupQmlSource(const QUrl &url)
{
setSource(url);
// Set the pixels in the corners to the MainWindow's background color.
// FIXME/TODO: too bad that this doesn't really work when that color
// happens to be a gradient, like in Linux' KDE5...
QPalette myPalette = QApplication::palette(this);
QColor myBackgroundColor = myPalette.color(QPalette::Window);
setClearColor(myBackgroundColor);
if (status() == QQuickWidget::Error)
return false;
theGameViewPtr = qobject_cast<ViewWorldItem*>(rootObject()->findChild<QQuickItem*>("gameView"));
assert(nullptr != theGameViewPtr);
if (nullptr == theGameViewPtr) {
return false;
}
connect(theGameViewPtr, SIGNAL(dimensionsChanged(qreal, qreal)), this, SLOT(updateWorldSize(qreal,qreal)));
return true;
}
void VideoManager::invert()
{
Color tmp = color;
setColor(clearColor);
setClearColor(tmp);
}
int main(int argc, char **argv) {
SDL_Window *win;
SDL_Renderer *g;
int win_width = 1152,
win_height = 720;
int flag_forceinwin = 1,
dtime = 1000;
struct color *renderColor = &GHETTO_WHITE;
struct color *backgroundColor = &GHETTO_BLACK;
// dem args
int c;
while ((c = getopt(argc, argv, "t:yh")) != -1) {
switch (c) {
case 't': // reset delay time
dtime = atoi(optarg);
printf("Delay time set to: %ims\n", dtime);
break;
case 'y': // yolo mode
flag_forceinwin = 0;
printf("YOLO mode intiated\n");
break;
case 'h':
printHelp(argv[0]);
return 0;
default:
break;
}
}
// seed dat RNG
srand((unsigned int) time(NULL));
initSDL();
// grab a window and a renderer
win = getWindow(win_width, win_height);
g = getRenderer(win);
// clear screen
setClearColor(backgroundColor);
clearScreen(g);
// blue lines (for now)
setColor(g, renderColor);
// line number; used to decide direction
// start at 1
int lineNo = 1;
// necesary line node structures for linked list:
// root line node in list
struct node *root = malloc(sizeof(struct node));
// previously generated line node
struct node *previous;
// line node undergoing generation
struct node *current;
// first line, start at middle, rand length, go from there
struct line *firstLine = genNextLine(NULL, lineNo);
// move line to center (genNextLine starts at (0, 0) when
// previous is NULL)
translateLine(firstLine, win_width / 2, win_height / 2);
root->line = firstLine;
root->next = current;
previous = root;
clearScreen(g);
drawLine(g, root->line);
render(g);
// increment line count so loop starts on horizonal
lineNo++;
delay(dtime);
while (1) {
if (!handleEvents())
break;
// allocate memory for new node
current = malloc(sizeof(struct node));
// add to linked list;
// new is old's next
previous->next = current;
if (flag_forceinwin) {
// keep line bound to window bounds
while (1) {
current->line = genNextLine(previous->line, lineNo);
if (current->line->x2 > win_width ||
current->line->y2 > win_height)
free(current->line);
else
break;
}
} else {
// line can do whatever tf it wants
current->line = genNextLine(previous->line, lineNo);
}
// THIS is very necessary;
// in rendering:
// iterate through linked list until next is NULL
// if you don't set new next to null, it thinks theres another
// value (will be reset to next element in next iteration of loop)
current->next = NULL;
clearScreen(g);
drawAllLines(g, root);
render(g);
previous = current;
lineNo++;
// break up sleeping into smaller segments
// to allow user to exit faster
int i;
for (i = 0; i < 10; i++) {
if (!handleEvents())
break;
delay(dtime / 10);
}
if (i < 10)
break;
}
freeLineList(root);
cleanup(g, win);
return 0;
}
void RenderToTextureTest::Init()
{
camera->setDepthField(10, 1320);
camera->setView(Vec3(0, -340, 57), Vec3(0, 30, 20), Vec3(0, 0, 1));
camera->setQueueCullFunc([](int queue) {
if (queue == 50) {
return true;
}
return false;
});
renderManager = &(SceneManager::instance().getRenderManager());
renderer = &(renderManager->getRenderer());
TextureParser::instance().addTextures("Textures/NormalMap", "png|jpg");
auto texture = TextureManager::instance().getTexture("diffuse");
GeometryPtr geometry = nullptr;
MeshPtr mesh = nullptr;
geometry = ShapeGenerater::instance().CreateCylinder(50, 50, 100, 10, 10);
cylinderNode = CreateMeshEntity();
SetMeshData(cylinderNode, geometry, texture);
cylinderNode->getComponent<RenderElement>()->getMaterial()->setQueueID(52);
rootNode->addChild(cylinderNode->getNode());
// create a render target
renderTarget = Create<RenderTarget>();
renderTarget->setHasDepthBuffer(true);
renderTarget->setHasStencilBuffer(false);
renderer->setupRenderTarget(*renderTarget);
auto size = renderTarget->getSize();
auto presCamera = CreateNode<Camera>();
presCamera->setViewport(size.width, size.height);
presCamera->setDepthField(10, 1320);
presCamera->setView(Vec3(0, -340, 57), Vec3(0, 30, 20), Vec3(0, 0, 1));
presCamera->setQueueCullFunc([](int queue) {
if (queue == 52) {
return true;
}
return false;
});
presCamera->setRenderTarget(renderTarget);
presCamera->setClearColor(Color(169.0/255, 74.0/255, 174.0/255, 1));
SceneManager::instance().getRenderManager().addCamera(presCamera);
SceneManager::instance().addRootNode(presCamera->getNode());
// create the normal geometry
geometry = ShapeGenerater::instance().CreateBox(100, 10, 100, 20, 20, 20);
boxNode = CreateMeshEntity();
SetMeshData(boxNode, geometry, renderTarget->getTexture());
rootNode->addChild(boxNode->getNode());
}
void StateManagerGL::syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits)
{
// TODO(jmadill): Investigate only syncing vertex state for active attributes
for (auto dirtyBit : angle::IterateBitSet(dirtyBits | mLocalDirtyBits))
{
switch (dirtyBit)
{
case gl::State::DIRTY_BIT_SCISSOR_TEST_ENABLED:
setScissorTestEnabled(state.isScissorTestEnabled());
break;
case gl::State::DIRTY_BIT_SCISSOR:
setScissor(state.getScissor());
break;
case gl::State::DIRTY_BIT_VIEWPORT:
setViewport(state.getViewport());
break;
case gl::State::DIRTY_BIT_DEPTH_RANGE:
setDepthRange(state.getNearPlane(), state.getFarPlane());
break;
case gl::State::DIRTY_BIT_BLEND_ENABLED:
setBlendEnabled(state.isBlendEnabled());
break;
case gl::State::DIRTY_BIT_BLEND_COLOR:
setBlendColor(state.getBlendColor());
break;
case gl::State::DIRTY_BIT_BLEND_FUNCS:
{
const auto &blendState = state.getBlendState();
setBlendFuncs(blendState.sourceBlendRGB, blendState.destBlendRGB,
blendState.sourceBlendAlpha, blendState.destBlendAlpha);
break;
}
case gl::State::DIRTY_BIT_BLEND_EQUATIONS:
{
const auto &blendState = state.getBlendState();
setBlendEquations(blendState.blendEquationRGB, blendState.blendEquationAlpha);
break;
}
case gl::State::DIRTY_BIT_COLOR_MASK:
{
const auto &blendState = state.getBlendState();
setColorMask(blendState.colorMaskRed, blendState.colorMaskGreen,
blendState.colorMaskBlue, blendState.colorMaskAlpha);
break;
}
case gl::State::DIRTY_BIT_SAMPLE_ALPHA_TO_COVERAGE_ENABLED:
setSampleAlphaToCoverageEnabled(state.isSampleAlphaToCoverageEnabled());
break;
case gl::State::DIRTY_BIT_SAMPLE_COVERAGE_ENABLED:
setSampleCoverageEnabled(state.isSampleCoverageEnabled());
break;
case gl::State::DIRTY_BIT_SAMPLE_COVERAGE:
setSampleCoverage(state.getSampleCoverageValue(), state.getSampleCoverageInvert());
break;
case gl::State::DIRTY_BIT_DEPTH_TEST_ENABLED:
setDepthTestEnabled(state.isDepthTestEnabled());
break;
case gl::State::DIRTY_BIT_DEPTH_FUNC:
setDepthFunc(state.getDepthStencilState().depthFunc);
break;
case gl::State::DIRTY_BIT_DEPTH_MASK:
setDepthMask(state.getDepthStencilState().depthMask);
break;
case gl::State::DIRTY_BIT_STENCIL_TEST_ENABLED:
setStencilTestEnabled(state.isStencilTestEnabled());
break;
case gl::State::DIRTY_BIT_STENCIL_FUNCS_FRONT:
{
const auto &depthStencilState = state.getDepthStencilState();
setStencilFrontFuncs(depthStencilState.stencilFunc, state.getStencilRef(),
depthStencilState.stencilMask);
break;
}
case gl::State::DIRTY_BIT_STENCIL_FUNCS_BACK:
{
const auto &depthStencilState = state.getDepthStencilState();
setStencilBackFuncs(depthStencilState.stencilBackFunc, state.getStencilBackRef(),
depthStencilState.stencilBackMask);
break;
}
case gl::State::DIRTY_BIT_STENCIL_OPS_FRONT:
{
const auto &depthStencilState = state.getDepthStencilState();
setStencilFrontOps(depthStencilState.stencilFail,
depthStencilState.stencilPassDepthFail,
depthStencilState.stencilPassDepthPass);
break;
}
case gl::State::DIRTY_BIT_STENCIL_OPS_BACK:
{
const auto &depthStencilState = state.getDepthStencilState();
setStencilBackOps(depthStencilState.stencilBackFail,
depthStencilState.stencilBackPassDepthFail,
depthStencilState.stencilBackPassDepthPass);
break;
}
case gl::State::DIRTY_BIT_STENCIL_WRITEMASK_FRONT:
setStencilFrontWritemask(state.getDepthStencilState().stencilWritemask);
break;
case gl::State::DIRTY_BIT_STENCIL_WRITEMASK_BACK:
setStencilBackWritemask(state.getDepthStencilState().stencilBackWritemask);
break;
case gl::State::DIRTY_BIT_CULL_FACE_ENABLED:
setCullFaceEnabled(state.isCullFaceEnabled());
break;
case gl::State::DIRTY_BIT_CULL_FACE:
setCullFace(state.getRasterizerState().cullMode);
break;
case gl::State::DIRTY_BIT_FRONT_FACE:
setFrontFace(state.getRasterizerState().frontFace);
break;
case gl::State::DIRTY_BIT_POLYGON_OFFSET_FILL_ENABLED:
setPolygonOffsetFillEnabled(state.isPolygonOffsetFillEnabled());
break;
case gl::State::DIRTY_BIT_POLYGON_OFFSET:
{
const auto &rasterizerState = state.getRasterizerState();
setPolygonOffset(rasterizerState.polygonOffsetFactor,
rasterizerState.polygonOffsetUnits);
break;
}
case gl::State::DIRTY_BIT_RASTERIZER_DISCARD_ENABLED:
setRasterizerDiscardEnabled(state.isRasterizerDiscardEnabled());
break;
case gl::State::DIRTY_BIT_LINE_WIDTH:
setLineWidth(state.getLineWidth());
break;
case gl::State::DIRTY_BIT_PRIMITIVE_RESTART_ENABLED:
setPrimitiveRestartEnabled(state.isPrimitiveRestartEnabled());
break;
case gl::State::DIRTY_BIT_CLEAR_COLOR:
setClearColor(state.getColorClearValue());
break;
case gl::State::DIRTY_BIT_CLEAR_DEPTH:
setClearDepth(state.getDepthClearValue());
break;
case gl::State::DIRTY_BIT_CLEAR_STENCIL:
setClearStencil(state.getStencilClearValue());
break;
case gl::State::DIRTY_BIT_UNPACK_ALIGNMENT:
// TODO(jmadill): split this
setPixelUnpackState(state.getUnpackState());
break;
case gl::State::DIRTY_BIT_UNPACK_ROW_LENGTH:
// TODO(jmadill): split this
setPixelUnpackState(state.getUnpackState());
break;
case gl::State::DIRTY_BIT_UNPACK_IMAGE_HEIGHT:
// TODO(jmadill): split this
setPixelUnpackState(state.getUnpackState());
break;
case gl::State::DIRTY_BIT_UNPACK_SKIP_IMAGES:
// TODO(jmadill): split this
setPixelUnpackState(state.getUnpackState());
break;
case gl::State::DIRTY_BIT_UNPACK_SKIP_ROWS:
// TODO(jmadill): split this
setPixelUnpackState(state.getUnpackState());
break;
case gl::State::DIRTY_BIT_UNPACK_SKIP_PIXELS:
// TODO(jmadill): split this
setPixelUnpackState(state.getUnpackState());
break;
case gl::State::DIRTY_BIT_PACK_ALIGNMENT:
// TODO(jmadill): split this
setPixelPackState(state.getPackState());
break;
case gl::State::DIRTY_BIT_PACK_REVERSE_ROW_ORDER:
// TODO(jmadill): split this
setPixelPackState(state.getPackState());
break;
case gl::State::DIRTY_BIT_PACK_ROW_LENGTH:
// TODO(jmadill): split this
setPixelPackState(state.getPackState());
break;
case gl::State::DIRTY_BIT_PACK_SKIP_ROWS:
// TODO(jmadill): split this
setPixelPackState(state.getPackState());
break;
case gl::State::DIRTY_BIT_PACK_SKIP_PIXELS:
// TODO(jmadill): split this
setPixelPackState(state.getPackState());
break;
case gl::State::DIRTY_BIT_DITHER_ENABLED:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_GENERATE_MIPMAP_HINT:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_SHADER_DERIVATIVE_HINT:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_READ_FRAMEBUFFER_BINDING:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_READ_FRAMEBUFFER_OBJECT:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_DRAW_FRAMEBUFFER_BINDING:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_DRAW_FRAMEBUFFER_OBJECT:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_RENDERBUFFER_BINDING:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_VERTEX_ARRAY_BINDING:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_VERTEX_ARRAY_OBJECT:
state.getVertexArray()->syncImplState();
break;
case gl::State::DIRTY_BIT_PROGRAM_BINDING:
// TODO(jmadill): implement this
break;
case gl::State::DIRTY_BIT_PROGRAM_OBJECT:
// TODO(jmadill): implement this
break;
default:
{
ASSERT(dirtyBit >= gl::State::DIRTY_BIT_CURRENT_VALUE_0 &&
dirtyBit < gl::State::DIRTY_BIT_CURRENT_VALUE_MAX);
size_t attribIndex =
static_cast<size_t>(dirtyBit) - gl::State::DIRTY_BIT_CURRENT_VALUE_0;
setAttributeCurrentData(attribIndex, state.getVertexAttribCurrentValue(
static_cast<unsigned int>(attribIndex)));
break;
}
}
mLocalDirtyBits.reset();
}
}
void State::initialize(const Caps& caps, GLuint clientVersion)
{
mMaxDrawBuffers = caps.maxDrawBuffers;
mMaxCombinedTextureImageUnits = caps.maxCombinedTextureImageUnits;
setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
mDepthClearValue = 1.0f;
mStencilClearValue = 0;
mRasterizer.rasterizerDiscard = false;
mRasterizer.cullFace = false;
mRasterizer.cullMode = GL_BACK;
mRasterizer.frontFace = GL_CCW;
mRasterizer.polygonOffsetFill = false;
mRasterizer.polygonOffsetFactor = 0.0f;
mRasterizer.polygonOffsetUnits = 0.0f;
mRasterizer.pointDrawMode = false;
mRasterizer.multiSample = false;
mScissorTest = false;
mScissor.x = 0;
mScissor.y = 0;
mScissor.width = 0;
mScissor.height = 0;
mBlend.blend = false;
mBlend.sourceBlendRGB = GL_ONE;
mBlend.sourceBlendAlpha = GL_ONE;
mBlend.destBlendRGB = GL_ZERO;
mBlend.destBlendAlpha = GL_ZERO;
mBlend.blendEquationRGB = GL_FUNC_ADD;
mBlend.blendEquationAlpha = GL_FUNC_ADD;
mBlend.sampleAlphaToCoverage = false;
mBlend.dither = true;
mBlendColor.red = 0;
mBlendColor.green = 0;
mBlendColor.blue = 0;
mBlendColor.alpha = 0;
mDepthStencil.depthTest = false;
mDepthStencil.depthFunc = GL_LESS;
mDepthStencil.depthMask = true;
mDepthStencil.stencilTest = false;
mDepthStencil.stencilFunc = GL_ALWAYS;
mDepthStencil.stencilMask = -1;
mDepthStencil.stencilWritemask = -1;
mDepthStencil.stencilBackFunc = GL_ALWAYS;
mDepthStencil.stencilBackMask = -1;
mDepthStencil.stencilBackWritemask = -1;
mDepthStencil.stencilFail = GL_KEEP;
mDepthStencil.stencilPassDepthFail = GL_KEEP;
mDepthStencil.stencilPassDepthPass = GL_KEEP;
mDepthStencil.stencilBackFail = GL_KEEP;
mDepthStencil.stencilBackPassDepthFail = GL_KEEP;
mDepthStencil.stencilBackPassDepthPass = GL_KEEP;
mStencilRef = 0;
mStencilBackRef = 0;
mSampleCoverage = false;
mSampleCoverageValue = 1.0f;
mSampleCoverageInvert = false;
mGenerateMipmapHint = GL_DONT_CARE;
mFragmentShaderDerivativeHint = GL_DONT_CARE;
mLineWidth = 1.0f;
mViewport.x = 0;
mViewport.y = 0;
mViewport.width = 0;
mViewport.height = 0;
mNearZ = 0.0f;
mFarZ = 1.0f;
mBlend.colorMaskRed = true;
mBlend.colorMaskGreen = true;
mBlend.colorMaskBlue = true;
mBlend.colorMaskAlpha = true;
mActiveSampler = 0;
const GLfloat defaultFloatValues[] = { 0.0f, 0.0f, 0.0f, 1.0f };
mVertexAttribCurrentValues.resize(caps.maxVertexAttributes);
for (size_t attribIndex = 0; attribIndex < mVertexAttribCurrentValues.size(); ++attribIndex)
{
mVertexAttribCurrentValues[attribIndex].setFloatValues(defaultFloatValues);
}
mUniformBuffers.resize(caps.maxCombinedUniformBlocks);
mTransformFeedbackBuffers.resize(caps.maxTransformFeedbackSeparateAttributes);
mSamplerTextures[GL_TEXTURE_2D].resize(caps.maxCombinedTextureImageUnits);
mSamplerTextures[GL_TEXTURE_CUBE_MAP].resize(caps.maxCombinedTextureImageUnits);
if (clientVersion >= 3)
{
// TODO: These could also be enabled via extension
mSamplerTextures[GL_TEXTURE_2D_ARRAY].resize(caps.maxCombinedTextureImageUnits);
mSamplerTextures[GL_TEXTURE_3D].resize(caps.maxCombinedTextureImageUnits);
}
mSamplers.resize(caps.maxCombinedTextureImageUnits);
mActiveQueries[GL_ANY_SAMPLES_PASSED].set(NULL);
mActiveQueries[GL_ANY_SAMPLES_PASSED_CONSERVATIVE].set(NULL);
mActiveQueries[GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN].set(NULL);
mProgram = NULL;
mReadFramebuffer = NULL;
mDrawFramebuffer = NULL;
}
c_Graphics::c_Graphics()
{
cam_x=cam_y=0;
setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
setColor(1.0f, 1.0f, 1.0f, 0.0f);
}
void ShadowsDemo::onDraw() {
App::onDraw();
const auto device = graphicsDevice();
device->setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
device->clear(ciri::ClearFlags::Color | ciri::ClearFlags::Depth);
device->setRasterizerState(_rasterState);
device->restoreDefaultBlendState();
if( _spotlightShader->isValid() && _directionalShader->isValid() ) {
const cc::Mat4f& cameraViewProj = _camera.getProj() * _camera.getView();
bool firstLight = true;
Light::Type boundLightType = Light::Type::Invalid;
for( auto& light : _lights ) {
// compute light matrices
//const cc::Mat4f& lightView = light.view();
//const cc::Mat4f& lightProj = light.proj();//cc::math::perspectiveRH(45.0f, 1.0f, 0.1f, light.range());//light.proj();
//const cc::Mat4f lightViewProj = lightProj * lightView;
if( light.type() == Light::Type::Directional ) {
//light.computeViewProjFromFrustum(BoundingFrustum(cameraViewProj));
light.computeViewProjFromFrustum(BoundingFrustum(_camera.getFov(), _camera.getAspect(), _camera.getNearPlane(), _camera.getFarPlane(), _camera.getPosition(), _camera.getFpsFront(), _camera.getUp()));
//light.computeViewProjOrtho(_camera.getView(), _camera.getFov(), _camera.getAspect(), _camera.getNearPlane(), _camera.getFarPlane());
}
const cc::Mat4f lightViewProj = light.proj() * light.view();
if( light.castShadows() ) {
device->setDepthStencilState(device->getDefaultDepthStencilDefault());
// set and clear render target
ciri::IRenderTarget2D* depthTarget = _shadowTarget.get();
device->setRenderTargets(&depthTarget, 1);
device->setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
device->clear(ciri::ClearFlags::Color | ciri::ClearFlags::Depth);
// apply depth shader
device->applyShader(_depthShader);
// set viewport to depth size
device->setViewport(ciri::Viewport(0, 0, _shadowTarget->getDepth()->getWidth(), _shadowTarget->getDepth()->getHeight()));
// render all models
for( auto& mdl : _models ) {
_depthConstants.xform = lightViewProj * mdl->getXform().getWorld();
_depthConstantsBuffer->setData(sizeof(DepthConstants), &_depthConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
// reser viewport to screen
device->setViewport(ciri::Viewport(0, 0, window()->getWidth(), window()->getHeight()));
// restore default render targets
device->restoreDefaultRenderTargets();
}
switch( light.type() ) {
case Light::Type::Directional: {
if( boundLightType != Light::Type::Directional || light.castShadows() ) {
boundLightType = Light::Type::Directional;
device->applyShader(_directionalShader);
device->setTexture2D(0, _shadowTarget->getDepth(), ciri::ShaderStage::Pixel);
device->setSamplerState(0, _shadowSampler, ciri::ShaderStage::Pixel);
}
_directionalConstants.LightDirection = light.direction();
_directionalConstants.LightColor = light.diffuseColor();
_directionalConstants.LightIntensity = light.diffuseIntensity();
_directionalConstants.campos = _camera.getPosition();
_directionalConstants.CastShadows = light.castShadows();
_directionalConstants.lightViewProj = lightViewProj;
for( auto& mdl : _models ) {
if( !mdl->isValid() ) {
continue;
}
_directionalConstants.world = mdl->getXform().getWorld();
_directionalConstants.xform = cameraViewProj * _directionalConstants.world;
_directionalConstantsBuffer->setData(sizeof(DirectionalConstants), &_directionalConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
break;
}
case Light::Type::Spot: {
if( boundLightType != Light::Type::Spot || light.castShadows() ) {
boundLightType = Light::Type::Spot;
device->applyShader(_spotlightShader);
device->setTexture2D(0, _shadowTarget->getDepth(), ciri::ShaderStage::Pixel);
device->setSamplerState(0, _shadowSampler, ciri::ShaderStage::Pixel);
}
_spotlightConstants.LightPosition = light.position();
_spotlightConstants.LightDirection = light.direction();
_spotlightConstants.LightColor = light.diffuseColor();
_spotlightConstants.LightCosInner = light.cosConeInnerAngle(true);
_spotlightConstants.LightCosOuter = light.cosConeOuterAngle(true);
_spotlightConstants.LightIntensity = light.diffuseIntensity();
_spotlightConstants.LightRange = light.range();
_spotlightConstants.CastShadows = light.castShadows();
_spotlightConstants.lightViewProj = lightViewProj;
for( auto& mdl : _models ) {
_spotlightConstants.world = mdl->getXform().getWorld();
_spotlightConstants.xform = cameraViewProj * _spotlightConstants.world;
_spotlightConstantsBuffer->setData(sizeof(SpotlightConstants), &_spotlightConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
break;
}
}
if( firstLight ) {
firstLight = false;
device->setBlendState(_additiveBlendState);
}
}
}
device->present();
}
void DisplayDevice::setClearColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a)
{
setClearColor(r/255.0f, g/255.0f, b/255.0f, a/255.0f);
}
//behandelt exception interrupts
void _isrException(unsigned int intNum)
{
setClearColor(CL_BLUE);
clearScreen();
enum TEXT_COLOR color;
color = getFgColor();
setFgColor(CL_WHITE);
setCursor(40,10);
switch(intNum)
{
case 0:
{
kprint("\nException: Division durch 0 ...\n");
}break;
case 1:
{
kprint("\nException: Debuger ...\n");
}break;
case 2:
{
kprint("\nException: Non Maskable Interrupt ...\n");
}break;
case 3:
{
kprint("\nException: Breakpoint ...\n");
}break;
case 4:
{
kprint("\nException: Into Detected Overflow ...\n");
}break;
case 5:
{
kprint("\nException: Out of Bounds ...\n");
}break;
case 6:
{
kprint("\nException: Invalid Opcode ...\n");
}break;
case 7:
{
kprint("\nException: No Coprocessor ...\n");
}break;
case 8:
{
kprint("\nException: Double Fault ...\n");
}break;
case 9:
{
kprint("\nException: Coprocessor Segment Overrun ...\n");
}break;
case 10:
{
kprint("\nException: Bad TSS ...\n");
}break;
case 11:
{
kprint("\nException: Segment Not Present ...\n");
}break;
case 12:
{
kprint("\nException: Stack Fault ...\n");
}break;
case 13:
{
kprint("\nException: General Protection Fault ...\n");
}break;
case 14:
{
kprint("\nException: Page Fault ...\n");
}break;
case 15:
{
kprint("\nException: Unknown Interrupt ...\n");
}break;
case 16:
{
kprint("\nException: Coprocessor Fault ...\n");
}break;
case 17:
{
kprint("\nException: Alignment Check ...\n");
}break;
case 18:
{
kprint("\nException: Machine Check ...\n");
}break;
default:
{
kprint("\nException: Von Intel reserviert ...\n");
}break;
};
kprint("System angehalten. Bitte neustarten!\n");
setFgColor(color);
for (;;);
}
void ClearFrameBuffer::setOptionalsToDefaults()
{
SingleAttribute::setOptionalsToDefaults();
setClearColor( vgm::Vec4f(0.f, 0.f, 0.f, 0.f) );
}