void Shader::draw( VBO& geometry, GLenum renderType ){
bindGeometry( &geometry );
VertexAttributeBase* attr = NULL;
if(geometry.getAttr("indices") == NULL ){
glDrawArrays( renderType, 0, (attr)? attr->count : 0 );
}
else{
attr = geometry.getAttr("indices");
//bind and draw the indices
attr->bind();
glIndexPointer( GL_UNSIGNED_INT, 0, 0);
glDrawElements( renderType, attr->count, GL_UNSIGNED_INT, 0);
//unbind
glBindBuffer( GL_ELEMENT_ARRAY_BUFFER, 0);
}
//unbind all the buffers and attributes
attr = NULL;
// for(a_it = attributes.begin(); a_it != attributes.end(); a_it++){
// glDisableVertexAttribArray( a_it->second );
// glBindBuffer( GL_ARRAY_BUFFER, 0 );
// }
}
void VBO::DrawVertices(VBO& vertexBuffer, const GLenum mode, const GLsizei count) {
vertexBuffer.EnableVertexAttribInterleavedWithBind();
vertexBuffer.DrawVertices(mode, count);
vertexBuffer.DisableVertexAttribInterleavedWithBind();
}
VBO* VBO::CreateIndex(const GLenum type) {
VBO* indexBuffer = new VBO();
indexBuffer->SetTarget(GL_ELEMENT_ARRAY_BUFFER);
indexBuffer->SetType(type);
indexBuffer->SetUsage(GL_STATIC_DRAW);
return indexBuffer;
}
TEST_F(TransformFeedbackTest, test)
{
std::ifstream vsFile("data/transform_feedback.vert");
std::ifstream gsFile("data/transform_feedback.geom");
Shader vertex(GL_VERTEX_SHADER);
Shader geometry(GL_GEOMETRY_SHADER);
ShaderProgram shader;
Query query(GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN);
VAO vao;
VBO vbo;
TFBO tfbo;
const GLchar* feedbackVaryings[] = { "outValue" };
GLfloat data[] = { 1.0f, 2.0f, 3.0f, 4.0f, 5.0f };
GLfloat feedback[15];
GLuint primitives;
ASSERT_TRUE(vertex.compile(vsFile));
ASSERT_TRUE(geometry.compile(gsFile));
shader.attach(vertex);
shader.attach(geometry);
shader.setTransformFeedbackVaryings(1, feedbackVaryings, GL_INTERLEAVED_ATTRIBS);
ASSERT_TRUE(shader.link());
shader.use();
shader.printDebug();
vao.bind();
vbo.bind();
vbo.setData(sizeof(data), data, GL_STATIC_DRAW);
GLint inputAttrib = shader.getAttribLocation("inValue");
vao.enableAttrib(inputAttrib);
glVertexAttribPointer(inputAttrib, 1, GL_FLOAT, GL_FALSE, 0, 0);
tfbo.setData(sizeof(data) * 3, nullptr, GL_STATIC_READ);
tfbo.bindBufferBase(0);
mogl::enable(GL_RASTERIZER_DISCARD);
query.begin();
TransformFeedback::begin(GL_TRIANGLES);
glDrawArrays(GL_POINTS, 0, 5);
TransformFeedback::end();
query.end();
mogl::disable(GL_RASTERIZER_DISCARD);
mogl::Sync::flush();
primitives = query.get<GLuint>(GL_QUERY_RESULT);
tfbo.getSubData(0, sizeof(feedback), feedback);
std::cout << primitives << " primitives written" << std::endl;
for (unsigned int i = 0; i < 15; ++i)
std::cout << feedback[i] << std::endl;
}
void UBOShaderInterface::SetUpBuffer(VBO &buffer)
{
assert(!buffer.Created());
buffer.Create();
buffer.Bind(GL_UNIFORM_BUFFER);
glBufferData(GL_UNIFORM_BUFFER, m_blockSize, NULL, GL_STREAM_DRAW);
// Allocate VBO using this size
buffer.Unbind();
}
VBOScene::VBOScene()
// Start of user code super class
// End of user code
{
// Start of user code constructor
cameras.push_back(new TrackBallCamera());
doubleBuffer = new DoubleBuffer();
doubleBuffer->getVertexBuffer()->init();
VBO* vBO = new VoxelVBO();
vBO->setInstanceSize(6);
doubleBuffer->setVBO(vBO);
updateCamera = true;
bindBuffer = false;
// End of user code
}
/// assuming vao is already bound
void ParticleBilboard::setVaoPointers(VBO &vbo, u32 start){
vbo.attrib(1).pointer_float(4, (sizeof(ParticleBilboard)), (void*)offsetof(ParticleBilboard, position)).divisor(1)
.attrib(2).pointer_float(4, (sizeof(ParticleBilboard)), (void*)offsetof(ParticleBilboard, velocity)).divisor(1)
.attrib(3).pointer_float(1, (sizeof(ParticleBilboard)), (void*)offsetof(ParticleBilboard, lifetime)).divisor(1)
.attrib(4).pointer_float(1, (sizeof(ParticleBilboard)), (void*)offsetof(ParticleBilboard, layer)).divisor(1)
.attrib(5).pointer_float(1, (sizeof(ParticleBilboard)), (void*)offsetof(ParticleBilboard, size)).divisor(1);
}
virtual void draw() override {
// float effTheta = theta + deltaSinceLastUpdate().in(Seconds);
float effTheta = theta;
// float effTheta = epochNanosSteady() * 1000000.0f;
// float effTheta = glfwGetTime();
AxGL::checkError();
modelview = glm::lookAt(
glm::vec3(0.0f,0.0f,-10.0f),
glm::vec3(0.0f,0.0f,0.0f),
glm::vec3(0.0f,1.0f,0.0f)
);
modelview = glm::rotate(modelview,effTheta,glm::vec3(0.0f,0.0f,-1.0f));
projection = glm::perspective(45.0f,AxGL::aspectRatio(),0.5f,200.0f);
glDisable(GL_DEPTH_TEST);
texture->bind();
AxGL::checkError();
shader->bind();
AxGL::checkError();
shader->setUniform("ModelViewMatrix", modelview);
shader->setUniform("ProjectionMatrix", projection);
shader->setUniform("tex0",0);
AxGL::checkError();
vbo.drawElements();
AxGL::checkError();
}
void
PrimitiveRenderer::bind(const VBO & vbo) {
if (vbo.hasVertexArrayObjects()) {
int a = vbo.getVertexArrayId();
if (!a) {
cerr << "trying to bind zero vao" << endl;
assert(0);
} else if (a != current_vertex_array) {
current_vertex_array = a;
glBindVertexArray(a);
}
} else {
glBindBuffer(GL_ARRAY_BUFFER, vbo.getVertexBufferId());
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, vbo.getIndexBufferId());
vbo.setPointers();
}
}
VBO::VBO(const VBO& vbo) :
m_data_size(vbo.m_data_size),
m_nbElts(vbo.m_nbElts),
m_lock(false)
{
unsigned int nbbytes = sizeof(float) * m_data_size * m_nbElts;
glGenBuffers(1, &(*m_id));
vbo.bind();
void* src = glMapBuffer(GL_ARRAY_BUFFER, GL_READ_WRITE);
bind();
glBufferData(GL_ARRAY_BUFFER, nbbytes, src, GL_STREAM_DRAW);
vbo.bind();
glUnmapBuffer(GL_ARRAY_BUFFER);
}
void RAS_StorageVBO::IndexPrimitives(RAS_MeshSlot& ms)
{
RAS_MeshSlot::iterator it;
VBO *vbo;
for (ms.begin(it); !ms.end(it); ms.next(it))
{
vbo = m_vbo_lookup[it.array];
if (vbo == 0)
m_vbo_lookup[it.array] = vbo = new VBO(it.array, it.totindex);
// Update the vbo
if (ms.m_mesh->MeshModified())
{
vbo->UpdateData();
}
vbo->Draw(*m_texco_num, m_texco, *m_attrib_num, m_attrib, m_attrib_layer);
}
}
bool commitVBO(U32 chunkCount, GLenum usage, GLuint& handleOut, size_t& offsetOut) {
if (chunkCount < VBO::MAX_VBO_CHUNK_COUNT) {
for (VBO& vbo : g_globalVBOs) {
if (vbo.allocateChunks(chunkCount, usage, offsetOut)) {
handleOut = vbo.handle();
return true;
}
}
VBO vbo;
if (vbo.allocateChunks(chunkCount, usage, offsetOut)) {
handleOut = vbo.handle();
g_globalVBOs.push_back(vbo);
return true;
}
} else {
VBO vbo;
if (vbo.allocateWhole(chunkCount, usage)) {
offsetOut = 0;
handleOut = vbo.handle();
g_globalVBOs.push_back(vbo);
return true;
}
}
return false;
}
void init() {
camera.position[2] = 15;
libpng_version();
light0.slot = GL_LIGHT0;
light0.setDiffuse(1.0, 1.0, 1.0, 1.0);
light0.setPosition(0.0, 0.0, 1.0, 0.0);
light0.load();
light0.enable();
glewInit();
loadObj((char*) "models/350z.obj", &mesh);
VBOfromMesh(vbo, mesh);
vbo.generate();
int w, h;
test_texture = texture_bank.findOrReg((char*) "textures/350z/vinyls.png");
//test_texture = PNG_load((const char*) "textures/vinyls.png", &w, &h);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, test_texture);
programID = loadShaders("shaders/vertex.glsl", "shaders/fragment.glsl");
glUseProgram(programID);
uTex = glGetUniformLocation(programID, "texDiff");
glUniform1i(uTex, 0);
uProjection = glGetUniformLocation(programID, "projection");
uView = glGetUniformLocation(programID, "view");
uModel = glGetUniformLocation(programID, "model");
uLightPos = glGetUniformLocation(programID, "lightPos");
uLightDiff = glGetUniformLocation(programID, "lightDiff");
uLightSpec = glGetUniformLocation(programID, "lightSpec");
uCameraPosition = glGetUniformLocation(programID, "cameraPosition");
glEnable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_ALPHA_TEST);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);
glEnable(GL_DEPTH_TEST);
}
virtual void init() override {
auto va = vbo.addQuad();
if (vbo.changeState(VBOs::Dirty, VBOs::Updating)) {
va[0].position = glm::vec3(-5.0f,-5.0f,0.0f);
va[1].position = glm::vec3(5.0f,-5.0f,0.0f);
va[2].position = glm::vec3(5.0f,5.0f,0.0f);
va[3].position = glm::vec3(-5.0f,5.0f,0.0f);
va[0].texCoord = glm::vec2(0.0f,0.0f);
va[1].texCoord = glm::vec2(1.0f,0.0f);
va[2].texCoord = glm::vec2(1.0f,1.0f);
va[3].texCoord = glm::vec2(0.0f,1.0f);
for (int i = 0; i < 4; ++i) {
// va[i].setColor(i/4.0f,0.0f,0.0f,1.0f);
va[i].setColor(1.0f,1.0f,1.0f,1.0f);
}
vbo.changeState(VBOs::Updating,VBOs::Updated);
} else {
Noto::error("VBO was in wrong initial state");
}
}
VBO* VBO::CreateInterleaved(const std::vector<GLuint>& sizes, const GLenum usage){
VBO* buffer = new VBO();
buffer->SetTarget(GL_ARRAY_BUFFER);
buffer->SetType(GL_FLOAT);
buffer->SetUsage(usage);
buffer->m_sizes = sizes;
buffer->m_offsets.reserve(sizes.size());
GLuint totalOffset = 0;
for(size_t i = 0; i <buffer->m_sizes.size(); ++i) {
buffer->m_offsets.push_back(totalOffset);
totalOffset += buffer->m_sizes[i] * sizeof(GLfloat);
}
buffer->STRIDE = totalOffset;
return buffer;
}
int main_test(){
Context context;
StopWatch swatch;
World world;
CameraControl ev;
glPointSize(2.0);
ev.cam.position = vec(0.0f,0.0f,5.0f);
mouse_move_spawner.register_listener(&ev);
key_event_handler.register_listener(&ev);
FlatShader3D flat;
flat.SetProjection(ProjectionMatrix(0.01,0.01,0.01,200000.0));
GameObject * go = new GameObjectTest(context);
go->GravityBound = false;
go->aabb.pos[0] += 0.1;
go->aabb.pos[2] += 0.1;
go->aabb.pos[1] -= 4.0;
go->aabb.size = vec(20.0,2.0,20.0);
go->aabb.mass = 100000.0;
go->Tetra.TRS = TMatrix(vec(10.0f,0.0f,10.0f)) * SMatrix(vec(10.0f,1.0f,10.0f));
world.InsertObject(go);
go = new GameObjectTest(context);
go->GravityBound = false;
go->aabb.size = vec(2.0,2.0,2.0);
go->Tetra = Tetragon();
world.InsertObject(go);
VBO stars = context.Stars;
while(true){
Matrix<float,4> cameraMatrix;
go->aabb.pos = -ev.cam.position.As<double>() - vec(0.0,0.0,0.0);
print(go->aabb.pos);
auto goList = world.GetNearbyObjects(vec(0.0,0.0,0.0),5000000.0);
world.PhysicsUpdate(vec(0.0,0.0,0.0),500000,0.1);
for(auto go : goList){
go.Get()->DoUpdate(world);
}
//ev.cam.position = go->aabb.pos.As<float>() + vec(0.0f,-2.0f,0.0f);
print(go->aabb.pos);
swatch.Reset();
swatch.Start();
ClearBuffer(vec(0.0f,0.0f,0.0f,1.0f));
cameraMatrix = ev.GetCamera().getTransformMatrix();
/*cameraMatrix[3][0] = 0;
cameraMatrix[3][1] = 0;
cameraMatrix[3][2] = 0;
*/
flat.SetCamera(cameraMatrix);
flat.SetModelView(Matrix<float,4>::Eye());
context.StarColors.Bind(0);
stars.BindBuffer(0);
VertexBufferObject::DrawBuffers(DrawMethod::Points,100);
flat.SetCamera(ev.GetCamera().getTransformMatrix());
goList = world.GetNearbyObjects(vec(0.0,0.0,0.0),5000000.0);
for(auto go: goList){
go.Get()->Draw(flat);
}
SwapBuffers();
Sleep(1/30.0 - swatch.ElapsedSeconds());
}
}
// write output to VBO
void write(VBO& vbo, GLenum usage = GL_STATIC_DRAW) {
vbo.data(GL_ARRAY_BUFFER, _array, usage);
}
int MaxExporter::DoExport(const TCHAR *name,ExpInterface *ei,Interface *i, BOOL suppressPrompts, DWORD options)
{
/*if(!suppressPrompts)
DialogBoxParam(hInstance,
MAKEINTRESOURCE(IDD_PANEL),
GetActiveWindow(),
MaxExporterOptionsDlgProc, (LPARAM)this);*/
#pragma message(TODO("return TRUE If the file is exported properly"))
Node::s_nextID = 1;
ofstream myFile;
myFile.open("DebugExporter.txt");
wstring wFileName( name );
string fileName( wFileName.begin(), wFileName.end() );
//f= fopen( fileName.c_str(),"wb");
BinaryFile = loadSave( fileName.c_str() );
//BinaryFile.saveInt( 5 );
//BinaryFile.close();
myFile << "Start Export\n";
IGameScene* gameScene = GetIGameInterface();
gameScene->InitialiseIGame();
int nodeCount = gameScene->GetTopLevelNodeCount();
myFile << "Number of top level nodes: " << nodeCount << "\n";
//get all of the materials
for( int nodeNumber = 0; nodeNumber < nodeCount; ++nodeNumber)
{
IGameNode* gameNode = gameScene->GetTopLevelNode( nodeNumber );
Node* myNode = new Node( gameNode );
m_NodeList.push_back( myNode );
findFaces( myNode, myFile );
}
myFile << "Number of materials\n";
myFile << m_materialSet.size() << "\n";
int totalBatches = 0;
//myFile<< "Number of triangleBatchMaps: " << m_triangleBatchesPerNode.size() << "\n";
for( auto nodeIter = m_NodeList.begin(); nodeIter != m_NodeList.end(); ++nodeIter )
{
std::map< IGameMaterial*, TriangleBatch* > triangleBatches = (*nodeIter)->m_triangleBatchesPerMaterial;
myFile << "Invidiual triangleBatch size: " << triangleBatches.size() << "\n";
for( auto materialIter = m_materialSet.begin(); materialIter != m_materialSet.end(); ++materialIter )
{
auto found = triangleBatches.find( * materialIter );
if( found != triangleBatches.end() )
{
++totalBatches;
}
}
}
BinaryFile.saveInt( m_NodeList.size() );
myFile << "Number of Nodes: " << m_NodeList.size() << "\n";
for( auto nodeIter = m_NodeList.begin(); nodeIter != m_NodeList.end(); ++nodeIter )
{
std::map< IGameMaterial*, TriangleBatch* > triangleBatches = (*nodeIter)->m_triangleBatchesPerMaterial;
std::map<IGameMaterial*, std::vector< NodeFace > > facesPerMaterial = (*nodeIter)->m_facesPerMaterial;
IGameNode* currentNode = (*nodeIter)->m_gameNode;
IGameNode* parentNode;
GMatrix parentWTM;
GMatrix toParentMatrix;
GMatrix worldTM;
GMatrix localTM;
int time = gameScene->GetSceneStartTime();
for( ; time < gameScene->GetSceneEndTime(); time += 4800/30 )
{
if( (*nodeIter)->m_parentID != 0 )
{
myFile << "Trying to find parent... \n";
parentNode = (*nodeIter)->m_parent->m_gameNode;
if( parentNode != nullptr )
{
myFile << "Parent found \n";
parentWTM = parentNode->GetWorldTM( time );
toParentMatrix = parentWTM.Inverse();
worldTM = currentNode->GetWorldTM( time ) * toParentMatrix;
}
}
else
{
worldTM = currentNode->GetWorldTM( time );
}
(*nodeIter)->m_toParentMatrix.push_back( Matrix4x4( worldTM[0], worldTM[1], worldTM[2], worldTM[3] ) );
}
localTM = currentNode->GetWorldTM().Inverse();
(*nodeIter)->m_worldToLocal = Matrix4x4( localTM[0], localTM[1], localTM[2], localTM[3] );
//Save the node
BinaryFile.saveNode( *nodeIter, myFile );
BinaryFile.saveInt( (*nodeIter)->m_triangleBatchesPerMaterial.size() );
for( auto materialIter = m_materialSet.begin(); materialIter != m_materialSet.end(); ++materialIter )
{
//Set the current material's VBO and IBO
//
IGameMaterial* currentMaterial = *materialIter;
TriangleBatch* currentBatch = triangleBatches[ currentMaterial ];
GMatrix localTMNoTrans = localTM;
localTMNoTrans.SetRow( 3, Point4( 0,0,0,1) );
if( currentBatch != nullptr )
{
MaxMaterial* currentMaxMaterial = currentBatch->m_material;
VBO* currentVBO = currentBatch->m_vbo;
IBO* currentIBO = currentBatch->m_ibo;
vector< NodeFace >& faceVector = facesPerMaterial.find( currentMaterial )->second;
//Get texture materials and export them
//
if( currentMaterial != nullptr )
{
int numOfTexMaps = currentMaterial->GetNumberOfTextureMaps();
myFile << "Number of texture maps: " << numOfTexMaps << "\n";
for( int i = 0; i < numOfTexMaps; ++i )
{
IGameTextureMap* gameTextureMap = currentMaterial->GetIGameTextureMap( i );
if( gameTextureMap != nullptr && gameTextureMap->IsEntitySupported() )
{
int stdMapSlot = gameTextureMap->GetStdMapSlot();
if( stdMapSlot == ID_DI )
{
wstring wBitmapFileName;
wBitmapFileName = gameTextureMap->GetBitmapFileName();
if( wBitmapFileName.size() > 0 )
{
BitmapInfo bi( gameTextureMap->GetBitmapFileName() );
BMMGetFullFilename( &bi );
wBitmapFileName = bi.Name();
std::string fullBitmapFileName( wBitmapFileName.begin(), wBitmapFileName.end() );
if( fullBitmapFileName.size() > 0 )
{
int lastSlash = fullBitmapFileName.find_last_of('\\') + 1;
if( lastSlash != string::npos )
{
const std::string bitmapFileName = fullBitmapFileName.substr( lastSlash );
wstring nameAsWString( name );
std::string nameAsString( nameAsWString.begin(), nameAsWString.end() );
const std::string extension = nameAsString.substr( 0, nameAsString.find_last_of('\\') + 1 );
std::string newFileName = extension;
newFileName.append( bitmapFileName );
wstring wNewFileName(newFileName.begin(), newFileName.end());
if( CopyFile( wBitmapFileName.c_str(), wNewFileName.c_str(), false ) )
{
if( stdMapSlot == ID_DI )
{
currentMaxMaterial->m_diffuseTexture = bitmapFileName;
currentMaxMaterial->bHasDiffuseTexture = true;
}
//BinaryFile.saveString( bitmapFileName );
}
else
{
myFile << GetLastError() << "\n";
myFile << "copying the file FAILED.\n";
}
}
}
}
}
}
}
}
myFile<< "Number of faces for this material: " << faceVector.size() << "\n";
for( int face = 0; face < faceVector.size(); ++face )
{
FaceEx* meshFace = faceVector[face].m_face;
IGameMesh* gameMesh = faceVector[face].m_mesh;
IGameSkin* gameSkin = gameMesh->GetIGameSkin();
int position, normal, color, texCoordinate, maxPosition;
for( int i = 0; i < 3; ++i)
{
maxPosition = (int)meshFace->vert[i];
Point3 tempPos = gameMesh->GetVertex( maxPosition );
tempPos = tempPos * localTM;
Vector3D positionVec3( tempPos.x, tempPos.y, tempPos.z );
position = currentVBO->insertPosition(positionVec3);
normal = (int)meshFace->norm[i];
Point3 tempNormal = gameMesh->GetNormal( normal );
tempNormal = tempNormal * localTMNoTrans;
tempNormal = tempNormal.Normalize();
Vector3D normalVec3( tempNormal.x, tempNormal.y, tempNormal.z );
normal = currentVBO->insertNormal(normalVec3);
//IBO
texCoordinate = (int)meshFace->texCoord[i];
Point2 tempTexCoord = gameMesh->GetTexVertex( texCoordinate );
Vector2 texCoordVec2( tempTexCoord.x, tempTexCoord.y );
texCoordinate = currentVBO->insertTexCoord(texCoordVec2);
VertexIndex VI( position, normal, texCoordinate );
if( gameSkin != nullptr )
{
int numberOfBones = gameSkin->GetNumberOfBones( maxPosition );
for( int boneIndex = 0; boneIndex < numberOfBones; ++boneIndex )
{
float boneWeight = gameSkin->GetWeight( maxPosition, boneIndex );
IGameNode* bone = gameSkin->GetIGameBone( maxPosition, boneIndex );
myFile << "Bone node ID: " << bone->GetNodeID() << "\n";
int nodeIDForBone = m_boneIDToNodeID[ bone->GetNodeID() ];
myFile << "Node ID: " << nodeIDForBone << "\n";
VI.addBoneWeight( nodeIDForBone, boneWeight );
/*for( auto boneIter = m_NodeList.begin(); boneIter != m_NodeList.end(); ++boneIter )
{
if( (*boneIter)->m_gameNode == bone )
{
myFile << "Found the bone!\n";
}
}*/
}
VI.topBoneWeights();
}
int vertIndex = currentVBO->insertVertex( VI );
currentIBO->addIndex( vertIndex );
}
}
BinaryFile.saveTriangleMesh( currentBatch, myFile );
}
}
}
myFile.close();
for( int nodeNumber = 0; nodeNumber < nodeCount; ++nodeNumber)
{
IGameNode* gameNode = gameScene->GetTopLevelNode( nodeNumber );
if( gameNode != nullptr )
{
tearDown( gameNode );
}
}
BinaryFile.close();
return TRUE;
//return FALSE;
}
void VBOScene::render()
{
// Start of user code render
Engine* engine = Engine::getInstance();
Shader* shader = engine->getShaders()[0];
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Enable blending
//glEnable(GL_BLEND);
//glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
if(background != NULL)
background->render();
//glBindBuffer(GL_ARRAY_BUFFER, 0);
//return;
//3D
glUseProgram(shader->getProgramID());
if(updateCamera)
{
glUniformMatrix4fv(shader->getMVPMatrixID(), 1, GL_FALSE, &getSelectedCamera()->getMVP()[0][0]);
/*glUniformMatrix4fv(shader->getMMatrixID(), 1, GL_FALSE, &getSelectedCamera()->getModel()[0][0]);
glUniformMatrix4fv(shader->getVMatrixID(), 1, GL_FALSE, &getSelectedCamera()->getView()[0][0]);
glUniformMatrix4fv(shader->getPMatrixID(), 1, GL_FALSE, &getSelectedCamera()->getProjection()[0][0]);*/
updateCamera = false;
}
//for(int i = 0; i < doubleBuffers.size(); i++)
{
glBindBuffer(GL_ARRAY_BUFFER, doubleBuffer->getVertexBuffer()->getId());
VBO* vBO = doubleBuffer->getVBO();
vector<Attribute*> attributes = vBO->getAttributes();
for(int i = 0; i < attributes.size(); i++)
glEnableVertexAttribArray(i);
int size = 0;
int instanceFace = 4;
for(int i = 0; i < attributes.size(); i++)
{
if( i == 2 )
size=0;
float stride = sizeof(GLfloat) * ( (attributes[i]->getDivisor()>0) ? 2 : 4);
int divisor = attributes[i]->getDivisor();
GLvoid* offset = (GLvoid*)(sizeof(GLuint) * size + sizeof(GLuint)*(divisor > 0 ? instanceFace*6*4/*72*/ : 0));//32 : 0));
glVertexAttribIPointer( i, attributes[i]->getSize(), GL_UNSIGNED_INT, stride, offset);
if(attributes[i]->getDivisor()>0)
glVertexAttribDivisor( i, attributes[i]->getDivisor());
size += attributes[i]->getSize();
}
//glBindBuffer(GL_ARRAY_BUFFER, doubleBuffer->getVertexBuffer()->getId());//bufferIDs[i]);
vector<GLuint>* data = doubleBuffer->getVertexBuffer()->getData();
//if(data->size() != oldSize)
{
int instanceCountFull = (data->size()-(instanceFace*6*4)/*72*/)/2;
//int instanceCount = min( instanceCountFull, 140000 );
glDrawArraysInstanced(GL_TRIANGLES, 0, instanceFace*6, instanceCountFull);
//glDrawArraysInstanced(GL_TRIANGLES, 0, 18, instanceCount);
//glDrawArraysInstanced(glDrawArraysInstanced, doubleBuffer->getIndiceBuffer()->getData()->size(), GL_UNSIGNED_INT, (void*)0, (data->size()-32)/4 );
// oldSize = data->size();
}
for(int i = 0; i < attributes.size(); i++)
glDisableVertexAttribArray(i);
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
//2D
if(uI != NULL)
uI->render();
// End of user code
}
void UBOShaderInterface::BindBufferToSetIndex(VBO &buffer)
{
glBindBufferBase(GL_UNIFORM_BUFFER, m_bufferBindIndex, buffer.GetID());
}
