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-rw-r--r--task06/Guschin/MyForm.h130
1 files changed, 92 insertions, 38 deletions
diff --git a/task06/Guschin/MyForm.h b/task06/Guschin/MyForm.h
index e63953e..44324f1 100644
--- a/task06/Guschin/MyForm.h
+++ b/task06/Guschin/MyForm.h
@@ -14,8 +14,18 @@ namespace Guschin {
float Vy;
float aspectFig;
vector<model> models;
- mat3 T;
+ mat4 T;
mat3 initT;
+
+ vec3 S, P, u;
+ float dist;
+ float fovy, aspect;
+ float fovy_work, aspect_work;
+ float near, far;
+ float n, f;
+ float l, r, t, b;
+
+ enum projType { Ortho, Frustum, Perspective } pType;
public ref class MyForm : public System::Windows::Forms::Form
{
@@ -49,8 +59,8 @@ namespace Guschin {
// openFileDialog
//
this->openFileDialog->DefaultExt = L"txt";
- this->openFileDialog->Filter = L"Текстовые файлы (*.txt)|*.txt|Все файлы (*.*)|*.*";
- this->openFileDialog->Title = L"Открыть файл";
+ this->openFileDialog->Filter = L" (*.txt)|*.txt| (*.*)|*.*";
+ this->openFileDialog->Title = L" ";
//
// btnOpen
//
@@ -59,7 +69,7 @@ namespace Guschin {
this->btnOpen->Name = L"btnOpen";
this->btnOpen->Size = System::Drawing::Size(151, 48);
this->btnOpen->TabIndex = 0;
- this->btnOpen->Text = L"Открыть";
+ this->btnOpen->Text = L"";
this->btnOpen->UseVisualStyleBackColor = true;
this->btnOpen->Click += gcnew System::EventHandler(this, &MyForm::btnOpen_Click);
//
@@ -103,23 +113,60 @@ namespace Guschin {
Refresh();
}
private:
+ System::Void initWorkPars()
+ {
+ n = near;
+ f = far;
+ fovy_work = fovy;
+ aspect_work = aspect;
+
+ float Vy = 2 * near * tan(fovy / 2);
+ float Vx = aspect * Vy;
+ l = -Vx / 2;
+ r = Vx / 2;
+ b = -Vy / 2;
+ t = Vy / 2;
+ dist = length(P - S);
+ T = lookAt(S, P, u);
+ }
+ private:
System::Void MyForm_Paint(System::Object^ sender, System::Windows::Forms::PaintEventArgs^ e) {
Graphics^ g = e->Graphics;
g->Clear(Color::Aquamarine);
Pen^ rectPen = gcnew Pen(Color::Black, 2);
g->DrawRectangle(rectPen, left, top, Wx, Wy);
+
+ mat4 proj;
+ switch (pType)
+ {
+ case Ortho:
+ proj = ortho(l, r, b, t, -n, -f);
+ break;
+ case Frustum:
+ proj = frustum(l, r, b, t, n, f);
+ break;
+ case Perspective:
+ proj = perspective(fovy_work, aspect_work, n, f);
+ break;
+ }
+
+ mat3 cdr = cadrRL(vec2(-1.f, -1.f), vec2(2.f, 2.f), vec2(Wcx, Wcy), vec2(Wx, Wy));
+ mat4 C = proj * T;
+
for (int k = 0; k < models.size(); k++) {
vector<path> figure = models[k].figure;
- mat3 TM = T * models[k].modelM;
+ mat4 TM = T * models[k].modelM;
for (int i = 0; i < figure.size(); i++) {
path lines = figure[i];
Pen^ pen = gcnew Pen(Color::FromArgb(lines.color.x, lines.color.y, lines.color.z));
pen->Width = lines.thickness;
- vec2 start = normalize(TM * vec3(lines.vertices[0], 1.0));
+ vec3 start_3D = normalize(TM * vec4(lines.vertices[0], 1.0));
+ vec2 start = normalize(cdr * vec3(vec2(start_3D), 1.f));
for (int j = 1; j < lines.vertices.size(); j++) {
- vec2 end = normalize(TM * vec3(lines.vertices[j], 1.0));
+ vec3 end_3D = normalize(TM * vec4(lines.vertices[j], 1.0));
+ vec2 end = normalize(cdr * vec3(vec2(end_3D), 1.f));
vec2 tmpEnd = end;
if (clip(start, end, minX, minY, maxX, maxY)) {
g->DrawLine(pen, start.x, start.y, end.x, end.y);
@@ -135,7 +182,16 @@ namespace Guschin {
}
private:
System::Void MyForm_KeyDown(System::Object^ sender, System::Windows::Forms::KeyEventArgs^ e) {
- float Wcx = ClientRectangle.Width / 2.f;
+ switch (e->KeyCode)
+ {
+ case Keys::Escape:
+ initWorkPars();
+ break;
+ default:
+ break;
+ }
+ Refresh();
+ /*float Wcx = ClientRectangle.Width / 2.f;
float Wcy = ClientRectangle.Height / 2.f;
switch (e->KeyCode) {
@@ -237,7 +293,7 @@ namespace Guschin {
default:
break;
}
- Refresh();
+ Refresh();*/
}
private:
System::Void btnOpen_Click(System::Object^ sender, System::EventArgs^ e) {
@@ -252,9 +308,9 @@ namespace Guschin {
if (in.is_open()) {
models.clear();
- mat3 M = mat3(1.f);
- mat3 initM;
- vector<mat3> transforms;
+ mat4 M = mat4(1.f);
+ mat4 initM;
+ vector<mat4> transforms;
vector<path> figure;
float thickness = 2;
@@ -264,21 +320,17 @@ namespace Guschin {
string str;
getline(in, str);
while (in) {
- if ((str.find_first_not_of(" \t\r\n") != string::npos) && (str[0] != '#')) {
+ if ((str.find_first_not_of("\t\r\n") != string::npos) && (str[0] != '#')) {
stringstream s(str);
s >> cmd;
- if (cmd == "frame") {
- s >> Vx >> Vy;
- aspectFig = Vx / Vy;
-
- float aspectRect = Wx / Wy;
- mat3 T1 = translate(-Vx / 2, -Vy / 2);
- float S = aspectFig < aspectRect ? Wy / Vy : Wx / Vx;
- mat3 S1 = scale(S, -S);
- mat3 T2 = translate(Wx / 2 + Wcx, Wcy - Wy / 2);
- initT = T2 * (S1 * T1);
-
- T = initT;
+ if (cmd == "camera") {
+ s >> S.x >> S.y >> S.z;
+ s >> P.x >> P.y >> P.z;
+ s >> u.x >> u.y >> u.z;
+ }
+ else if (cmd == "screen") {
+ s >> fovy_work >> aspect >> near >> far;
+ fovy = fovy_work / 180.f * Math::PI;
}
else if (cmd == "color") {
s >> r >> g >> b;
@@ -287,46 +339,47 @@ namespace Guschin {
s >> thickness;
}
else if (cmd == "path") {
- vector<vec2> vertices;
+ vector<vec3> vertices;
int N;
s >> N;
string str1;
while (N > 0) {
getline(in, str1);
if ((str1.find_first_not_of(" \t\r\n") != string::npos) && (str1[0] != '#')) {
- float x, y;
+ float x, y, z;
stringstream s1(str1);
- s1 >> x >> y;
- vertices.push_back(vec2(x, y));
+ s1 >> x >> y >> z;
+ vertices.push_back(vec3(x, y, z));
N--;
}
}
figure.push_back(path(vertices, vec3(r, g, b), thickness));
}
else if (cmd == "model") {
- float mVcx, mVcy, mVx, mVy;
- s >> mVcx >> mVcy >> mVx >> mVy;
+ float mVcx, mVcy, mVcz, mVx, mVy, mVz;
+ s >> mVcx >> mVcy >> mVcz >> mVx >> mVy >> mVz;
float S = mVx / mVy < 1 ? 2.f / mVy : 2.f / mVx;
- initM = scale(S) * translate(-mVcx, -mVcy);
+ initM = scale(S, S, S) * translate(-mVcx, -mVcy, -mVcz);
figure.clear();
}
else if (cmd == "figure") {
models.push_back(model(figure, M * initM));
}
else if (cmd == "translate") {
- float Tx, Ty;
- s >> Tx >> Ty;
- M = translate(Tx, Ty) * M;
+ float Tx, Ty, Tz;
+ s >> Tx >> Ty >> Tz;
+ M = translate(Tx, Ty, Tz) * M;
}
else if (cmd == "scale") {
float S;
s >> S;
- M = scale(S) * M;
+ M = scale(S, S, S) * M;
}
else if (cmd == "rotate") {
float theta;
- s >> theta;
- M = rotate(-theta / 180.f * Math::PI) * M;
+ float nx, ny, nz;
+ s >> theta >> nx >> ny >> nz;
+ M = rotate(-theta / 180.f * Math::PI, vec3(nx, ny, nz)) * M;
}
else if (cmd == "pushTransform") {
transforms.push_back(M);
@@ -338,6 +391,7 @@ namespace Guschin {
}
getline(in, str);
}
+ initWorkPars();
Refresh();
}
}
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