Mesh* COLMeshConverter::convert(const COLSphere& sphere)
{
MeshGenerator gen;
float* vertices;
float* normals;
uint32_t* indices;
unsigned int vertexCount, indexCount;
gen.createSphere(vertices, normals, vertexCount, indices, indexCount, sphere.getRadius(), 4, 4);
const COLSurface& surface = sphere.getSurface();
uint8_t matNum = surface.getMaterial();
uint8_t* colors = new uint8_t[vertexCount*4];
uint8_t r, g, b;
getMaterialColors(matNum, r, g, b);
for (unsigned int i = 0 ; i < vertexCount ; i++) {
colors[i*4] = r;
colors[i*4 + 1] = g;
colors[i*4 + 2] = b;
colors[i*4 + 3] = 255;
}
//printf("glBufferData COLMeshConverter 1\n");
GLuint dataBuffer;
glGenBuffers(1, &dataBuffer);
glBindBuffer(GL_ARRAY_BUFFER, dataBuffer);
glBufferData(GL_ARRAY_BUFFER, vertexCount*3*4 + vertexCount*4, NULL, GL_STATIC_DRAW);
Engine::getInstance()->increaseTestMem(vertexCount*3*4 + vertexCount*4, __FILE__, __LINE__);
glBufferSubData(GL_ARRAY_BUFFER, 0, vertexCount*3*4, vertices);
glBufferSubData(GL_ARRAY_BUFFER, vertexCount*3*4, vertexCount*4, colors);
Mesh* mesh = new Mesh(vertexCount, VertexFormatTriangles, 0, dataBuffer, -1, -1, vertexCount*3*4);
Submesh* submesh = new Submesh(mesh, indexCount, indices);
mesh->link();
const Vector3& center = sphere.getCenter();
mesh->setBounds(center[0], center[1], center[2], sphere.getRadius());
delete[] vertices;
delete[] normals;
delete[] indices;
return mesh;
}
Mesh* COLMeshConverter::convert(const COLModel& model)
{
const COLSphere* spheres = model.getSphereCount() != 0 ? &model.getSpheres()[0] : NULL;
const COLBox* boxes = model.getBoxCount() != 0 ? &model.getBoxes()[0] : NULL;
GLuint dataBuffer;
glGenBuffers(1, &dataBuffer);
glBindBuffer(GL_ARRAY_BUFFER, dataBuffer);
unsigned int vertexCount = 0;
uint32_t sphereCount = model.getSphereCount();
uint32_t boxCount = model.getBoxCount();
float** boxVertexArrays = new float*[boxCount];
float** sphereVertexArrays = new float*[sphereCount];
uint32_t** boxIndexArrays = new uint32_t*[boxCount];
uint32_t** sphereIndexArrays = new uint32_t*[sphereCount];
unsigned int* boxVertexCounts = new unsigned int[boxCount];
unsigned int* sphereVertexCounts = new unsigned int[sphereCount];
unsigned int* boxIndexCounts = new unsigned int[boxCount];
unsigned int* sphereIndexCounts = new unsigned int[sphereCount];
MeshGenerator gen;
for (uint32_t i = 0 ; i < sphereCount ; i++) {
const COLSphere& sphere = spheres[i];
float* tmpNormals;
gen.createSphere(sphereVertexArrays[i], tmpNormals, sphereVertexCounts[i], sphereIndexArrays[i],
sphereIndexCounts[i], sphere.getRadius(), 4, 4, sphere.getCenter());
delete[] tmpNormals;
vertexCount += sphereVertexCounts[i];
}
for (uint32_t i = 0 ; i < boxCount ; i++) {
const COLBox& box = boxes[i];
gen.createBox(boxVertexArrays[i], boxVertexCounts[i], boxIndexArrays[i], boxIndexCounts[i],
box.getMinimum(), box.getMaximum());
vertexCount += boxVertexCounts[i];
}
unsigned int modelVertexCount;
float* modelVertices;
uint8_t* modelColors;
uint32_t* modelIndices;
unsigned int modelIndexCount;
convertVertexModel(model.getVertices(), model.getVertexCount(),
model.getFaceCount() != 0 ? &model.getFaces()[0] : NULL, model.getFaceCount(),
modelVertexCount, modelVertices, modelColors, modelIndices, modelIndexCount);
vertexCount += modelVertexCount;
//printf("glBufferData COLMeshConverter 3\n");
glBufferData(GL_ARRAY_BUFFER, vertexCount*3*4 + vertexCount*4, NULL, GL_STATIC_DRAW);
Engine::getInstance()->increaseTestMem(vertexCount*3*4 + vertexCount*4, __FILE__, __LINE__);
int vertexOffset = 0;
int colorOffset = vertexCount*3*4;
glBufferSubData(GL_ARRAY_BUFFER, 0, modelVertexCount*3*4, modelVertices);
glBufferSubData(GL_ARRAY_BUFFER, colorOffset, modelVertexCount*4, modelColors);
vertexOffset = modelVertexCount;
/*Mesh* mesh = new Mesh(vertexCount, VertexFormatTriangles, MeshVertexColors, dataBuffer, -1, -1,
colorOffset);*/
Mesh* mesh = new Mesh(vertexCount, VertexFormatTriangles, 0, dataBuffer, vertexCount*3*4 + vertexCount*4,
0, 0, -1, -1, -1, -1, vertexCount*3*4, 0);
delete[] modelVertices;
delete[] modelColors;
uint8_t r, g, b;
for (uint32_t i = 0 ; i < sphereCount ; i++) {
const COLSphere& sphere = spheres[i];
unsigned int vertexCount = sphereVertexCounts[i];
// Create the vertex colors array
uint8_t* colors = new uint8_t[vertexCount*4];
const COLSurface& surface = sphere.getSurface();
uint8_t matNum = surface.getMaterial();
getMaterialColors(matNum, r, g, b);
for (unsigned int j = 0 ; j < vertexCount ; j++) {
colors[j*4] = r;
colors[j*4+1] = g;
colors[j*4+2] = b;
colors[j*4+3] = 255;
}
// Fill the buffers with vertex data
glBufferSubData(GL_ARRAY_BUFFER, vertexOffset*3*4, vertexCount*3*4, sphereVertexArrays[i]);
glBufferSubData(GL_ARRAY_BUFFER, colorOffset + vertexOffset*4, vertexCount*4, colors);
vertexOffset += vertexCount;
delete[] colors;
}
for (uint32_t i = 0 ; i < boxCount ; i++) {
const COLBox& box = boxes[i];
unsigned int vertexCount = boxVertexCounts[i];
// Create the vertex colors array
uint8_t* colors = new uint8_t[vertexCount*4];
const COLSurface& surface = box.getSurface();
uint8_t matNum = surface.getMaterial();
getMaterialColors(matNum, r, g, b);
for (unsigned int j = 0 ; j < vertexCount ; j++) {
colors[j*4] = r;
colors[j*4+1] = g;
colors[j*4+2] = b;
colors[j*4+3] = 255;
}
// Fill the buffers with vertex data
glBufferSubData(GL_ARRAY_BUFFER, vertexOffset*3*4, vertexCount*3*4, boxVertexArrays[i]);
glBufferSubData(GL_ARRAY_BUFFER, colorOffset + vertexOffset*4, vertexCount*4, colors);
vertexOffset += vertexCount;
delete[] colors;
}
Submesh* submesh = new Submesh(mesh, modelIndexCount, modelIndices);
vertexOffset = modelVertexCount;
delete[] modelIndices;
for (uint32_t i = 0 ; i < sphereCount ; i++) {
unsigned int indexCount = sphereIndexCounts[i];
uint32_t* indices = sphereIndexArrays[i];
for (unsigned int j = 0 ; j < indexCount ; j++) {
indices[j] += vertexOffset;
}
Submesh* submesh = new Submesh(mesh, indexCount, indices);
vertexOffset += sphereVertexCounts[i];
delete[] sphereVertexArrays[i];
delete[] sphereIndexArrays[i];
}
delete[] sphereVertexArrays;
delete[] sphereIndexArrays;
delete[] sphereVertexCounts;
delete[] sphereIndexCounts;
for (uint32_t i = 0 ; i < boxCount ; i++) {
unsigned int indexCount = boxIndexCounts[i];
uint32_t* indices = boxIndexArrays[i];
for (unsigned int j = 0 ; j < indexCount ; j++) {
indices[j] += vertexOffset;
}
Submesh* submesh = new Submesh(mesh, indexCount, indices);
vertexOffset += boxVertexCounts[i];
delete[] boxVertexArrays[i];
delete[] boxIndexArrays[i];
}
delete[] boxVertexArrays;
delete[] boxIndexArrays;
delete[] boxVertexCounts;
delete[] boxIndexCounts;
mesh->link();
const COLBounds& bounds = model.getBounds();
const Vector3& center = bounds.getCenter();
mesh->setBounds(center.getX(), center.getY(), center.getZ(), bounds.getRadius());
return mesh;
}
