// --------------------------------------------------------------------
Landscape::Landscape(int ClipmapRimWidth, float VerticesInterval):
RestartIndex(0xFFFFFFFF), Offset(VerticesInterval), VBOSize(0), IBOSize(0), TBOSize(0), HeightData(0), HeightDataSize(0), StartIndexX(0), StartIndexY(0)
{
ClipmapIBOsData = new unsigned int*[IBO_MODES_AMOUNT];
IBOSize = new unsigned int[IBO_MODES_AMOUNT];
ClipmapVBOWidth = ClipmapRimWidth * 4 + 4;
TBOSize = ClipmapRimWidth * 4 + 5;
CreateVBO();
for (int i = 0; i < IBO_MODES_AMOUNT; ++i)
CreateIBO((ClipmapIBOMode)i);
HeightDataSize = 424;
StartIndexX = StartIndexY = 210;
HeightData = new float[HeightDataSize * HeightDataSize];
LOG("Generating terrain data...");
for (unsigned int i = 0; i < HeightDataSize; ++i)
{
for (unsigned int j = 0; j < HeightDataSize; ++j)
{
//HeightData[i + HeightDataSize * j] = 10.0f + i / 10.0f;
//HeightData[i + HeightDataSize * j] = (i % 32) / 8.0f + 430.0f;
//HeightData[i + HeightDataSize * j] = (j % 512 == 113 || i % 512 == 113) ? (20.0f) : (0.0f);
//HeightData[i + HeightDataSize * j] = 93.8f;
//HeightData[i + HeightDataSize * j] = 50.0f + sin(float(i) / 3.0f) * 1.0f + sin(float(j) / 5.6f) * 1.6f;
//HeightData[i + HeightDataSize * j] = 20.0f + j / 11.0f + i / 4.36f;
//HeightData[i + HeightDataSize * j] = sin(float(j) / 400.f) * 80.0f + 300.0f;
HeightData[i + HeightDataSize * j] = 70.0f + sin(float(i) / 10.0f) * 2.0f + sin(float(j) / 25.6f) * 10.6f;
//float a = sin(float(i) / (1.0 * 704.0f)) * 30.0f;
//float b = sin(float(i) / (1.0 * 352.0f)) * 25.0f;
//float c = (sin(float(j) / (1.0 * 469.4f)) - (cos(float(j) / (1.0 * 234.7f)) + 1.0f) / 4.5f) * 30.0f;
//float d = sin(float(j) / (2.0 * 58.f)) * 3.0f + sin(float(i) / (2.0 * 122.f)) * 5.0f;
//float e = sin(float(i) / (3.0 * 2.0f)) * 0.8f * cos(float(j) / (3.0 * 6.2f)) * 0.6f + sin(float(j) / (3.0 * 2.3f)) * 0.8f * cos(float(i) / (3.0 * 6.4f)) * 0.5f;
//HeightData[i + HeightDataSize * j] = (a + b + c + d + e) * 5.0f;
}
if (HeightDataSize > 10 && i % (HeightDataSize / 10) == 0)
LOG("Progress: " << i / (HeightDataSize / 10) * 10 << "%");
}
StartIndexX += TBOSize / 2;
StartIndexY += TBOSize / 2;
LOG("Terrain Ready!\n");
}
GModelSphere::GModelSphere(const int rows, const int cols, const float rad)
{
VertexAttribute.clear();
Index.clear();
for (int i = 0; i < rows + 1; i++){
float r = (float)M_PI / (float)rows * i;
float ry = cos(r);
float rr = sin(r);
for (int j = 0; j < cols + 1; j++){
float tr = (float)M_PI * 2 / (float)cols * j;
float tx = rr * rad * cos(tr);
float ty = ry * rad;
float tz = rr * rad * sin(tr);
float rx = rr * cos(tr);
float rz = rr * sin(tr);
GVertexAttribute vertexAttr;
vertexAttr.position = vec3(tx, ty, tz);
vertexAttr.normal = vec3(rx, ry, rz);
// vertexAttr.color = vec4(1.0, 0.0, 1.0, 1.0);
vec3 hsv(360.0f / (float)rows * i, 1.0, 1.0);
vertexAttr.color = vec4(hsv2rgb(hsv), 1.0);
VertexAttribute.push_back(vertexAttr);
}
for (int i = 0; i < rows; i++){
for (int j = 0; j < cols; j++){
int r = (cols + 1) * i + j;
Index.push_back(u16vec3(r, r + 1, r + cols + 2));
Index.push_back(u16vec3(r, r + cols + 2, r + cols + 1));
}
}
}
CreateVBO();
CreateIBO();
BindVBO();
BindIBO();
}
///------------------------------------------------------
///
///------------------------------------------------------
void GLMesh::CreateBufferFromC23File(const std::string& filePath, const std::string& fourChars)
{
BinaryFileParser modelParser(filePath);
std::string nextFourChars = modelParser.ReadNextString(4);
if (!Utility::TestFourChars((unsigned char*)nextFourChars.data(), fourChars))
{
return ;
}
unsigned char subType;
subType = modelParser.ReadNextUnsignedChar();
unsigned char version = modelParser.ReadNextChar();
std::string comments = modelParser.ReadNextString();
version;
//////////////////////////////////////////////////////////////////////////
if (subType == 1 || subType == 2)
{
unsigned int vertsNum = modelParser.ReadNextUnsignedInt();
//qNTBVertex3D_PCT* vertexArray = new NTBVertex3D_PCT[vertsNum];
NTBVertex3D_PCT* vertexArray = new NTBVertex3D_PCT[vertsNum];
for (unsigned int i = 0; i < vertsNum; i++)
{
NTBVertex3D_PCT newVert;
newVert = modelParser.ReadNextNTB_Vert3D();
vertexArray[i] = newVert;
}
CreateVBO(vertexArray, vertsNum*sizeof(NTBVertex3D_PCT));
unsigned int intIndexNum = modelParser.ReadNextUnsignedInt();
unsigned int* intIndex = new unsigned int[intIndexNum];
for (unsigned int i = 0; i < intIndexNum;i++)
{
intIndex[i] = modelParser.ReadNextUnsignedInt();
}
CreateIBO(intIndex, intIndexNum*4);
return;
}
//////////////////////////////////////////////////////////////////////////
if (subType == 4)
{
unsigned int vertsNum = modelParser.ReadNextUnsignedInt();
//qNTBVertex3D_PCT* vertexArray = new NTBVertex3D_PCT[vertsNum];
Vertex3D_Skeletal* vertexArray = new Vertex3D_Skeletal[vertsNum];
vertexArray = new Vertex3D_Skeletal[vertsNum];
for (unsigned int i = 0; i < vertsNum; i++)
{
Vertex3D_Skeletal newVert;
newVert = modelParser.ReadNextSkeletonVert();
vertexArray[i] = newVert;
}
CreateVBO(vertexArray, vertsNum*sizeof(Vertex3D_Skeletal));
unsigned int intIndexNum = modelParser.ReadNextUnsignedInt();
unsigned int* intIndex = new unsigned int[intIndexNum];
for (unsigned int i = 0; i < intIndexNum; i++)
{
intIndex[i] = modelParser.ReadNextUnsignedInt();
}
CreateIBO(intIndex, intIndexNum * 4);
return;
}
//////////////////////////////////////////////////////////////////////////
//newVert.
}
GModelCube::GModelCube(const float side){
const float hs = side*0.5f;
VertexAttribute.resize(4 * 6);
int i = 0;
VertexAttribute[i++].position = vec3(-hs, -hs, hs);
VertexAttribute[i++].position = vec3(hs, -hs, hs);
VertexAttribute[i++].position = vec3(hs, hs, hs);
VertexAttribute[i++].position = vec3(-hs, hs, hs);
VertexAttribute[i++].position = vec3(-hs, -hs, -hs);
VertexAttribute[i++].position = vec3(-hs, hs, -hs);
VertexAttribute[i++].position = vec3(hs, hs, -hs);
VertexAttribute[i++].position = vec3(hs, -hs, -hs);
VertexAttribute[i++].position = vec3(-hs, hs, -hs);
VertexAttribute[i++].position = vec3(-hs, hs, hs);
VertexAttribute[i++].position = vec3(hs, hs, hs);
VertexAttribute[i++].position = vec3(hs, hs, -hs);
VertexAttribute[i++].position = vec3(-hs, -hs, -hs);
VertexAttribute[i++].position = vec3(hs, -hs, -hs);
VertexAttribute[i++].position = vec3(hs, -hs, hs);
VertexAttribute[i++].position = vec3(-hs, -hs, hs);
VertexAttribute[i++].position = vec3(hs, -hs, -hs);
VertexAttribute[i++].position = vec3(hs, hs, -hs);
VertexAttribute[i++].position = vec3(hs, hs, hs);
VertexAttribute[i++].position = vec3(hs, -hs, hs);
VertexAttribute[i++].position = vec3(-hs, -hs, -hs);
VertexAttribute[i++].position = vec3(-hs, -hs, hs);
VertexAttribute[i++].position = vec3(-hs, hs, hs);
VertexAttribute[i++].position = vec3(-hs, hs, -hs);
i = 0;
VertexAttribute[i++].normal = vec3(-1.0, -1.0, 1.0);
VertexAttribute[i++].normal = vec3(1.0, -1.0, 1.0);
VertexAttribute[i++].normal = vec3(1.0, 1.0, 1.0);
VertexAttribute[i++].normal = vec3(-1.0, 1.0, 1.0);
VertexAttribute[i++].normal = vec3(-1.0, -1.0, -1.0);
VertexAttribute[i++].normal = vec3(-1.0, 1.0, -1.0);
VertexAttribute[i++].normal = vec3(1.0, 1.0, -1.0);
VertexAttribute[i++].normal = vec3(1.0, -1.0, -1.0);
VertexAttribute[i++].normal = vec3(-1.0, 1.0, -1.0);
VertexAttribute[i++].normal = vec3(-1.0, 1.0, 1.0);
VertexAttribute[i++].normal = vec3(1.0, 1.0, 1.0);
VertexAttribute[i++].normal = vec3(1.0, 1.0, -1.0);
VertexAttribute[i++].normal = vec3(-1.0, -1.0, -1.0);
VertexAttribute[i++].normal = vec3(1.0, -1.0, -1.0);
VertexAttribute[i++].normal = vec3(1.0, -1.0, 1.0);
VertexAttribute[i++].normal = vec3(-1.0, -1.0, 1.0);
VertexAttribute[i++].normal = vec3(1.0, -1.0, -1.0);
VertexAttribute[i++].normal = vec3(1.0, 1.0, -1.0);
VertexAttribute[i++].normal = vec3(1.0, 1.0, 1.0);
VertexAttribute[i++].normal = vec3(1.0, -1.0, 1.0);
VertexAttribute[i++].normal = vec3(-1.0, -1.0, -1.0);
VertexAttribute[i++].normal = vec3(-1.0, -1.0, 1.0);
VertexAttribute[i++].normal = vec3(-1.0, 1.0, 1.0);
VertexAttribute[i++].normal = vec3(-1.0, 1.0, -1.0);
for (int i = 0; i < VertexAttribute.size(); i++){
vec3 hsv(360.0f / (float)i, 1.0, 1.0);
VertexAttribute[i].color = vec4(hsv2rgb(hsv), 1.0);
}
Index.resize(2 * 6);
i = 0;
Index[i++] = u16vec3(0, 1, 2);
Index[i++] = u16vec3(0, 2, 3);
Index[i++] = u16vec3(4, 5, 6);
Index[i++] = u16vec3(4, 6, 7);
Index[i++] = u16vec3(8, 9, 10);
Index[i++] = u16vec3(8, 10, 11);
Index[i++] = u16vec3(12, 13, 14);
Index[i++] = u16vec3(12, 14, 15);
Index[i++] = u16vec3(16, 17, 18);
Index[i++] = u16vec3(16, 18, 19);
Index[i++] = u16vec3(20, 21, 22);
Index[i++] = u16vec3(20, 22, 23);
CreateVBO();
CreateIBO();
BindVBO();
BindIBO();
}
