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This commit is contained in:
Federico Ponchio 2004-03-25 13:54:06 +00:00
parent 5a69f4fe30
commit fcdf344cf6
3 changed files with 229 additions and 11 deletions
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178
apps/test/trackball/main.cpp
View File

@ -1,5 +1,179 @@
#include <vcg/wrap/GUI/trackball.h>
#include <iostream>
using namespace std;
template <class A, class B> class pippo {
public:
int a() { return 1; }
};
template <> class pippo<int, int> {
public:
int a() { return 2; }
};
int main() {
pippo<int, int> p;
cerr << p.a() << endl;
return 0;
}
/*
#include<windows.h>
#include <SDL/SDL.h>
#include <GL/gl.h>
#include <GL/glu.h>
#include <GL/glut.h>
#include <wrap/gui/trackball.h>
using namespace vcg;
bool fullscreen = false;
//int width =1024;
//int height = 768;
int width = 800;
int height = 600;
SDL_Surface *screen = NULL;
bool init() {
if(SDL_Init(SDL_INIT_VIDEO) != 0) {
return false;
}
const SDL_VideoInfo *info = SDL_GetVideoInfo();
int bpp = info->vfmt->BitsPerPixel;
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
int flags = SDL_OPENGL;
if(fullscreen)
flags |= SDL_FULLSCREEN;
screen = SDL_SetVideoMode(width, height, bpp, flags);
if(!screen) {
return false;
}
SDL_WM_SetIcon(SDL_LoadBMP("inspector.bmp"), NULL);
SDL_WM_SetCaption(" Inspector", "Inspector");
glDisable(GL_DITHER);
glShadeModel(GL_SMOOTH);
glHint( GL_FOG_HINT, GL_NICEST );
glEnable(GL_DEPTH_TEST);
glDepthFunc( GL_LEQUAL );
glDisable(GL_LIGHTING);
return true;
}
int wmain(int argc, unsigned short **argv) {
if(!init()) return -1;
Trackball trackball;
int quit = 0;
int x, y;
SDL_Event event;
while( !quit ) {
while( SDL_PollEvent( &event ) ){
switch( event.type ) {
case SDL_QUIT: quit = 1; break;
case SDL_KEYDOWN:
switch(event.key.keysym.sym) {
case SDLK_RSHIFT:
case SDLK_LSHIFT:
trackball.ButtonDown(Trackball::KEY_SHIFT);
break;
case SDLK_RCTRL:
case SDLK_LCTRL:
trackball.ButtonDown(Trackball::KEY_CTRL);
break;
case SDLK_RALT:
case SDLK_LALT:
trackball.ButtonDown(Trackball::KEY_ALT);
break;
}
break;
case SDL_KEYUP:
switch(event.key.keysym.sym) {
case SDLK_q: exit(0); break;
case SDLK_RSHIFT:
case SDLK_LSHIFT:
trackball.ButtonUp(Trackball::KEY_SHIFT);
break;
case SDLK_RCTRL:
case SDLK_LCTRL:
trackball.ButtonUp(Trackball::KEY_CTRL);
break;
case SDLK_RALT:
case SDLK_LALT:
trackball.ButtonUp(Trackball::KEY_ALT);
break;
}
break;
case SDL_MOUSEBUTTONDOWN:
x = event.button.x;
y = event.button.y;
trackball.MouseDown(x, y, Trackball::BUTTON_LEFT);
break;
case SDL_MOUSEBUTTONUP:
x = event.button.x;
y = event.button.y;
trackball.MouseUp(x, y, Trackball::BUTTON_LEFT);
break;
case SDL_MOUSEMOTION:
while(SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_MOUSEMOTIONMASK));
x = event.motion.x;
y = event.motion.y;
trackball.MouseMove(x, y);
break;
}
}
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(60, 1, 0.1, 100);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(0,0,4, 0,0,0, 0,1,0);
glRotatef(130, 1, 1, 0);
glTranslatef(0, 0.7, 1);
trackball.SetPosition(Similarityf(Point3f(1, 0, 0)));
trackball.local.sca = 0.5;
trackball.GetView();
trackball.Apply();
trackball.Draw();
glColor3f(0, 1, 0);
glutWireCube(1);
SDL_GL_SwapBuffers();
}
// Clean up
SDL_Quit();
return -1;
}
}
*/

40
apps/test/trackball/trackball.vcproj
View File

@ -20,6 +20,7 @@
<Tool
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="c:\sf\vcg"
PreprocessorDefinitions="WIN32;_DEBUG"
MinimalRebuild="FALSE"
BasicRuntimeChecks="0"
@ -30,6 +31,7 @@
Name="VCCustomBuildTool"/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="opengl32.lib glu32.lib glut32.lib SDL.lib"
OutputFile="$(OutDir)/trackball.exe"
LinkIncremental="2"
GenerateDebugInformation="TRUE"/>
@ -59,6 +61,7 @@
Name="VCCLCompilerTool"
Optimization="2"
InlineFunctionExpansion="1"
AdditionalIncludeDirectories="c:\sf\vcg"
PreprocessorDefinitions="WIN32;NDEBUG"
MinimalRebuild="FALSE"
WarningLevel="3"/>
@ -66,6 +69,7 @@
Name="VCCustomBuildTool"/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="opengl32.lib glu32.lib glut32.lib SDL.lib"
OutputFile="$(OutDir)/trackball.exe"
LinkIncremental="1"
GenerateDebugInformation="TRUE"/>
@ -89,10 +93,46 @@
<Filter
Name="Source Files"
Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm">
<File
RelativePath="main.cpp">
</File>
</Filter>
<Filter
Name="Header Files"
Filter="h;hpp;hxx;hm;inl;inc">
<File
RelativePath="..\..\..\vcg\math\base.h">
</File>
<File
RelativePath="..\..\..\vcg\space\box3.h">
</File>
<File
RelativePath="..\..\..\wrap\GUI\frustum.h">
</File>
<File
RelativePath="..\..\..\vcg\math\matrix44.h">
</File>
<File
RelativePath="..\..\..\vcg\space\point3.h">
</File>
<File
RelativePath="..\..\..\vcg\math\quaternion.h">
</File>
<File
RelativePath="..\..\..\vcg\math\similarity.h">
</File>
<File
RelativePath="..\..\..\wrap\GUI\trackball.h">
</File>
<File
RelativePath="..\..\..\wrap\GUI\trackmode.h">
</File>
<File
RelativePath="..\..\..\wrap\GUI\view.h">
</File>
<File
RelativePath="..\..\..\wrap\gl\wrap.h">
</File>
</Filter>
<Filter
Name="Resource Files"

22
vcg/math/similarity.h
View File

@ -38,10 +38,13 @@ namespace vcg {
template <class S> class Similarity {
public:
Similarity() {}
Similarity(const Quaternion<S> &q) { SetRotate(q); }
Similarity(const Point3<S> &p) { SetTranslate(p); }
Similarity(S s) { SetScale(s); }
Similarity operator*(const Similarity &affine) const;
Similarity &operator*=(const Similarity &affine);
Point3<S> operator*(const Point3<S> &p) const;
//Point3<S> operator*(const Point3<S> &p) const;
Similarity &SetIdentity();
@ -61,6 +64,7 @@ public:
template <class S> Similarity<S> &Invert(Similarity<S> &m);
template <class S> Similarity<S> Inverse(const Similarity<S> &m);
template <class S> Point3<S> operator*(const Point3<S> &p, const Similarity<S> &m);
template <class S> Similarity<S> Similarity<S>::operator*(const Similarity &a) const {
@ -77,13 +81,6 @@ template <class S> Similarity<S> &Similarity<S>::operator*=(const Similarity &a)
tra = (rot.Rotate(a.tra)) * sca + tra;
return *this;
}
template <class S> Point3<S> Similarity<S>::operator*(const Point3<S> &p) const {
Point3<S> r = rot.Rotate(p);
r *= sca;
r += tra;
return r;
}
template <class S> Similarity<S> &Similarity<S>::SetIdentity() {
rot.FromAxis(0, Point3<S>(1, 0, 0));
@ -127,7 +124,7 @@ template <class S> Matrix44<S> Similarity<S>::Matrix() const {
}
template <class S> void Similarity<S>::FromMatrix(const Matrix44<S> &m) {
sca = pow(m.Determinant(), 1/3);
sca = (S)pow(m.Determinant(), 1/3);
assert(sca != 0);
Matrix44<S> t = m * Matrix44<S>().SetScale(1/sca, 1/sca, 1/sca);
rot.FromMatrix(t);
@ -157,6 +154,13 @@ template <class S> Similarity<S> Interpolate(const Similarity<S> &a, const Simil
return r;
}
template <class S> Point3<S> operator*(const Point3<S> &p, const Similarity<S> &m) {
Point3<S> r = m.rot.Rotate(p);
r *= m.sca;
r += m.tra;
return r;
}
typedef Similarity<float> Similarityf;
typedef Similarity<double>Similarityd;