/*!
* \brief Adds triangles for the outer hull
* \param radius Radius of the robot
* \param height Height of the robot
* \param num Number of segments
* \param angle Angle of the hull start
* \param angleStep Step size in rad
*/
void Mesh::addRobotCover(float radius, float height, uint num, float angle, float angleStep)
{
QVector<uint>& group = m_groups["cover"];
for (uint i = 0; i <= num; i++) {
// upper vertex row
addNormal(cos(angle), sin(angle), 0.0f);
addTexCoord((angle - M_PI_2) / M_PI / 2.0f, 1.0f);
addVertex(radius * cos(angle), radius * sin(angle), height / 2.0f);
m_hull.append(QVector3D(radius * cos(angle), radius * sin(angle), height / 2.0f));
// bottom vertex row
addNormal(cos(angle), sin(angle), 0.0f);
addTexCoord((angle - M_PI_2) / M_PI / 2.0f, 0.0f);
addVertex(radius * cos(angle), radius * sin(angle), -height / 2.0f);
m_hull.append(QVector3D(radius * cos(angle), radius * sin(angle), -height / 2.0f));
group.append(i * 2 + 0);
group.append(i * 2 + 1);
angle += angleStep;
}
for (uint i = 0; i < num; i++) {
addTriangle(i * 2 + 0, i * 2 + 1, i * 2 + 2);
addTriangle(i * 2 + 2, i * 2 + 1, i * 2 + 3);
}
}
/*!
* \brief Adds triangles for top/bottom plates
* \param radius Radius of the robot
* \param height Height of the robot
* \param num Number of segments
* \param angle Angle of the front side
* \param angleStep Step size in rad
* \param top If \c true this method creates the top plate. Otherwise the bottom plate is created
*/
void Mesh::addRobotPlate(float radius, float height, uint num, float angle, float angleStep, bool top)
{
QVector<uint>& group = m_groups[top ? "top" : "bottom"];
const float normal = top ? 1.0f : -1.0f;
const uint firstIndex = m_vertices.count() / 3;
addNormal(0.0f, 0.0f, normal);
addTexCoord(0.5f, 0.5f);
addVertex(0.0f, 0.0f, normal * height / 2.0f);
group.append(firstIndex);
for (uint i = 0; i <= num; i++) {
addNormal(0.0f, 0.0f, normal);
addTexCoord(cos(angle - M_PI_2) / 2.0f + 0.5f, sin(angle - M_PI_2) / 2.0f + 0.5f);
addVertex(radius * cos(angle), radius * sin(angle), normal * height / 2.0f);
group.append(firstIndex + i + 1);
angle += normal * angleStep;
}
group.append(firstIndex + 1);
for (uint i = 0; i < num; i++)
addTriangle(firstIndex, firstIndex + i + 1, firstIndex + i + 2);
addTriangle(firstIndex, firstIndex + num + 1, firstIndex + 1);
}
/*!
* \brief Adds front plane
* \param radius Radius of the robot
* \param height Height of the robot
* \param angleStart Start angle in rad
* \param angleStop Stop angle in rad
*/
void Mesh::addRobotFront(float radius, float height, float angleStart, float angleStop)
{
uint firstIndex = m_vertices.count() / 3;
addNormal(cos(angleStop), sin(angleStop), 0.0f);
addTexCoord(0.0f, 1.0f);
addVertex(radius * cos(angleStop), radius * sin(angleStop), height / 2.0f);
addNormal(cos(angleStop), sin(angleStop), 0.0f);
addTexCoord(0.0f, 0.0f);
addVertex(radius * cos(angleStop), radius * sin(angleStop), -height / 2.0f);
addNormal(cos(angleStart), sin(angleStart), 0.0f);
addTexCoord(1.0f, 1.0f);
addVertex(radius * cos(angleStart), radius * sin(angleStart), height / 2.0f);
addNormal(cos(angleStart), sin(angleStart), 0.0f);
addTexCoord(1.0f, 0.0f);
addVertex(radius * cos(angleStart), radius * sin(angleStart), -height / 2.0f);
addTriangle(firstIndex + 0, firstIndex + 1, firstIndex + 2);
addTriangle(firstIndex + 2, firstIndex + 1, firstIndex + 3);
QVector<uint>& group = m_groups["front"];
group.append(firstIndex + 0);
group.append(firstIndex + 1);
group.append(firstIndex + 2);
group.append(firstIndex + 3);
}
void GCheckbox::setup() {
box_width = 21;
box_height = 18;
mouse_x = x+gui->metrics.label_width;
mouse_y = y;
mouse_width = gui->metrics.row_width - (mouse_x);
mouse_height = gui->metrics.row_height;
// Vertices
x += gui->metrics.label_width;
y += 3;
addVertex(x,y);
addVertex(x+box_width,y);
addVertex(x+box_width,y+box_height);
addVertex(x,y+box_height);
x -= gui->metrics.label_width;
y -= 3;
// Texcoords
tex_a = addTexCoord(GTCX(0),GTCY(64));
tex_b = addTexCoord(GTCX(box_width),GTCY(64));
tex_c = addTexCoord(GTCX(box_width),GTCY(64+box_height));
tex_d = addTexCoord(GTCX(0),GTCY(64+box_height));
flagChanged();
}
void updateFile(ObjFile* file, const char* line)
{
// counts the number of groups, objectes, faces, positions, normals,
// texcoords
// TODO: trim [line]
if (line[0] == 'v' && line[1] == ' ')
{
addPosition(file, line);
return;
}
if (line[0] == 'v' && line[1] == 'n' && line[2] == ' ')
{
addNormal(file, line);
return;
}
if (line[0] == 'v' && line[1] == 't' && line[2] == ' ')
{
addTexCoord(file, line);
return;
}
if (line[0] == 'o' && line[1] == ' ')
{
addObject(file, line);
return;
}
if (line[0] == 'g' && line[1] == ' ')
{
addGroup(file, line);
return;
}
if (line[0] == 'f' && line[1] == ' ')
{
addFace(file, line);
return;
}
if (strstr(line, "usemtl") == line)
{
setCurrentMaterial(file, line);
return;
}
}
void GButton::setup() {
float string_width = gui->label_font.stringWidth(label);
bar_width = 6;
button_height = 29;
button_width = string_width + 20;
x += gui->metrics.label_width;
y += 3;
mouse_x = x;
mouse_y = y;
mouse_width = button_width;
mouse_height = button_height;
// vertices: left bar
addVertex(x,y);
addVertex(x+bar_width,y);
addVertex(x+bar_width,y+button_height);
addVertex(x, y+button_height);
// vertices: button fill
addVertex(x+bar_width,y);
addVertex(x+bar_width+button_width-bar_width,y);
addVertex(x+bar_width+button_width-bar_width,y+button_height);
addVertex(x+bar_width, y+button_height);
// vertices: rigth bar
float start_x = x+bar_width+button_width-bar_width;
addVertex(start_x,y);
addVertex(start_x+bar_width,y);
addVertex(start_x+bar_width,y+button_height);
addVertex(start_x, y+button_height);
x -= gui->metrics.label_width;
// texcoord: left part of buton.
texcoords.push_back(addTexCoord(GTCX(64),GTCY(0)));
texcoords.push_back(addTexCoord(GTCX(64+bar_width),GTCY(0)));
texcoords.push_back(addTexCoord(GTCX(64+bar_width),GTCY(button_height)));
texcoords.push_back(addTexCoord(GTCX(64),GTCY(button_height)));
// texcoord: button fill
texcoords.push_back(addTexCoord(GTCX(71),GTCY(0)));
texcoords.push_back(addTexCoord(GTCX(71),GTCY(0)));
texcoords.push_back(addTexCoord(GTCX(71),GTCY(button_height)));
texcoords.push_back(addTexCoord(GTCX(71),GTCY(button_height)));
// texcoord: right bar
texcoords.push_back(addTexCoord(GTCX(73),GTCY(0)));
texcoords.push_back(addTexCoord(GTCX(81),GTCY(0)));
texcoords.push_back(addTexCoord(GTCX(81),GTCY(button_height)));
texcoords.push_back(addTexCoord(GTCX(71),GTCY(button_height)));
num_texcoords = texcoords.size();
flagChanged();
y -= 3;
}
Mesh::Mesh(istream &is, bool calculateEdges) : calculateEdges(calculateEdges) {
FileId id; // Read File header
get(is, id);
if (!is) {
console::print(1.0f, 0.0f, 0.0f, "Failed to load mesh!");
return;
}
if (id != string2id("mESH")) {
console::print(1.0f, 0.0f, 0.0f, "Not a mesh file!");
return;
}
FileVersion ver;
get(is, ver);
if (ver.major != 1 || ver.minor != 0) {
console::print(1.0f, 0.0f, 0.0f, "Unknown mesh version!");
return;
}
MeshHeader header; // Read mesh file header
get(is, header);
for (dword i = 0; i < header.textures; ++i) { // Read textures
char name[256];
byte length;
get(is, length);
is.read(name, (int)length + 1);
addTexture(name);
}
for (dword i = 0; i < header.materials; i++) { // Read materials
addMaterial(Material(is));
}
for (dword i = 0; i < header.vertices; i++) { // Read vertices
Vector3 v;
get(is, v[0]);
get(is, v[1]);
get(is, v[2]);
addVertex(v);
}
for (dword i = 0; i < header.vertices; i++) { // Read normals
Vector3 n;
get(is, n[0]);
get(is, n[1]);
get(is, n[2]);
setNormal(i, n);
}
for (dword i = 0; i < header.vertices; i++) { // Read texture coordinates
Vector2 uv;
get(is, uv[0]);
get(is, uv[1]);
addTexCoord(uv);
}
for (dword i = 0; i < header.triangles; i++) { // Read triangles
Triangle tri;
get(is, tri.v[0]);
get(is, tri.v[1]);
get(is, tri.v[2]);
get(is, tri.texture);
get(is, tri.material);
tri.uv[0] = tri.v[0];
tri.uv[1] = tri.v[1];
tri.uv[2] = tri.v[2];
addTriangle(tri);
}
for (dword i = 0; i < header.edges; i++) { // Read edges
Edge e;
get(is, e.v[0]);
get(is, e.v[1]);
get(is, e.plane[0]);
get(is, e.plane[1]);
if (!calculateEdges) addEdge(e);
}
}
