FBXObject::FBXObject(GLFWwindow* window, unsigned int programID, FreeCamera* _camera, const char* filename)
{
m_programID = programID;
m_camera = _camera;
m_fbx = new FBXFile();
m_fbx->load(filename);
m_fbx->initialiseOpenGLTextures();
CreateOpenGLBuffers(m_fbx);
m_timer = 0.0f;
m_lightYPos = vec3(10);
m_fbx->getAnimationByIndex(0)->m_endFrame = 85;
}
void FBXProgram::Startup(const char* fileName, glm::mat4 position,
char* name, float scale)
{
this->scale = scale;
this->name = name;
this->position = position;
fbx = new FBXFile();
fbx->load(fileName);
fbx->initialiseOpenGLTextures();
CreateOpenGLBuffers();
std::string vsSource = AssetLoader::ReadFile("./data/Shaders/FBXVS.txt");
std::string fsSource = AssetLoader::ReadFile("./data/Shaders/FBXFS.txt");
Create(vsSource, fsSource);
}
FBXObject::FBXObject(char * filename, unsigned int program, TweakBar* tweaks, bool animated)
{
m_programID = program;
m_tweaks = tweaks;
m_timer = 0;
m_animated = animated;
m_fbx = new FBXFile();
if(!(m_fbx->load(filename, FBXFile::UNITS_CENTIMETER)))
{
std::cout << filename << " could not be loaded." << std::endl;
}
m_fbx->initialiseOpenGLTextures();
CreateOpenGLBuffers();
}
void Scene::GenerateTerrain(int _dimensions, int _terrScale, float _terrAmplitude)
{
int resizeNum = _dimensions * _dimensions;
vertices.resize(resizeNum);
for (unsigned int r = 0; r < _dimensions; ++r)
{
for (unsigned int c = 0; c < _dimensions; ++c)
{
vertices[r * _dimensions + c].position = glm::vec4((float)c, 0, (float)r, 1);
glm::vec3 colour = glm::vec3(1, 1, 1);
vertices[r * _dimensions + c].normal = glm::vec3(0, 1, 0);
vertices[r * _dimensions + c].uv = glm::vec2((float)c / _dimensions, (float)r / _dimensions);
}
}
//defining index count based of quad count (2 tri's = 1 quad)
indices = new unsigned int[(_dimensions - 1) * (_dimensions - 1) * 6];
unsigned int index = 0;
for (unsigned int r = 0; r < (_dimensions - 1); ++r)
{
for (unsigned int c = 0; c < (_dimensions - 1); ++c)
{
//tri 1
indices[index++] = r * _dimensions + c;
indices[index++] = (r + 1) * _dimensions + c;
indices[index++] = (r + 1) * _dimensions + (c + 1);
//tri 2
indices[index++] = r * _dimensions + c;
indices[index++] = (r + 1) * _dimensions + (c + 1);
indices[index++] = r * _dimensions + (c + 1);
}
}
//save function parametres for member varibles for external use
gridRows = _dimensions;
gridColumns = _dimensions;
//generating perlin data
float* perlinData = GeneratePerlinData(_dimensions, _terrScale, _terrAmplitude);
GenerateNormals();
CreateOpenGLBuffers(vertices);
//generating noise texture
glGenTextures(1, &perlinTexture);
glBindTexture(GL_TEXTURE_2D, perlinTexture);
glTexImage2D(GL_TEXTURE_2D, 0, GL_R32F, 64, 64, 0, GL_RED, GL_FLOAT, perlinData);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
