void inter_cone2(t_all *all, t_object *cone, t_inter *i)
{
if (i->k < i->k2 && i->k > 0.00001)
{
cone->k = i->k;
my_cos(all, i->k, 4, cone);
translate2(cone, &all->eye);
unrotate(all);
calc_lum_vector(all, cone);
}
else if (i->k2 < i->k && i->k2 > 0.00001)
{
cone->k = i->k2;
my_cos(all, i->k2, 4, cone);
translate2(cone, &all->eye);
unrotate(all);
calc_lum_vector(all, cone);
}
else
{
unrotate(all);
translate2(cone, &all->eye);
}
if (i->delta <= 0)
cone->k = -1;
}
void inter_plan(t_all *all, t_object *plan)
{
double k;
translate1(plan, &all->eye);
rotate(all, plan);
if (all->eye.vz != 0)
k = -all->eye.z / all->eye.vz;
else
k = -1;
if (k > 0.00001)
{
plan->k = k;
my_cos(all, k, 2, plan);
translate2(plan, &all->eye);
unrotate(all);
calc_lum_vector(all, plan);
}
else
{
printf("inside plan\n");
plan->k = -1;
unrotate(all);
translate2(plan, &all->eye);
}
}
void inter_sphere(t_all *all, t_object *sphere)
{
t_inter i;
/* printf("************************************************************************************************************************************************************************************************\n"); */
/* printf("x %G\n", sphere->x); */
/* printf("y %G\n", sphere->y); */
/* printf("z %G\n", sphere->z); */
/* printf("eyex %G\n", all->eye.x); */
/* printf("eyey %G\n", all->eye.y); */
/* printf("eyez %G\n", all->eye.z); */
/* printf("eyevx %G\n", all->eye.vx); */
/* printf("eyevy %G\n", all->eye.vy); */
/* printf("eyevz %G\n", all->eye.vz); */
/* printf("ray %G\n", sphere->ray); */
/* printf("xrot %G\n", sphere->xrot); */
/* printf("yrot %G\n", sphere->yrot); */
/* printf("zrot %G\n", sphere->zrot); */
/* printf("type %d\n", sphere->type); */
/* printf("bright %G\n", sphere->bright); */
/* printf("color R %d\n", sphere->color[0]); */
/* printf("color G %d\n", sphere->color[1]); */
/* printf("color B %d\n", sphere->color[2]); */
translate1(sphere, &all->eye);
i.a = pow(all->eye.vx, 2) + pow(all->eye.vy, 2) + pow(all->eye.vz, 2);
i.b = 2 * (all->eye.x * all->eye.vx + all->eye.y
* all->eye.vy + all->eye.z * all->eye.vz);
i.c = all->eye.x * all->eye.x + all->eye.y *
all->eye.y + all->eye.z * all->eye.z - sphere->ray * sphere->ray;
i.delta = i.b * i.b - 4 * i.a * i.c;
i.k = (-i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = (-i.b + sqrt(i.delta)) / (2 * i.a);
if (i.k < i.k2 && i.k > 0.00001)
{
sphere->k = i.k;
my_cos(all, i.k, 1, sphere);
translate2(sphere, &all->eye);
calc_lum_vector(all, sphere);
}
else if (i.k2 < i.k && i.k2 > 0.00001)
{
sphere->k = i.k2;
my_cos(all, i.k2, 1, sphere);
translate2(sphere, &all->eye);
calc_lum_vector(all, sphere);
}
else
translate2(sphere, &all->eye);
if (i.delta <= 0)
{
printf("inside sphere\n");
sphere->k = -1;
}
}
int inter_cone_shadow(t_all *all, t_object *cone)
{
t_inter i;
translate1(cone, &all->lum);
rotatel(all, cone);
if (cos(cone->angle) != 0)
i.d = sin(cone->angle) / cos(cone->angle);
else
i.d = 0;
i.a = pow(all->lum.vx, 2) + pow(all->lum.vy, 2) - pow(all->lum.vz, 2) * pow(i.d, 2);
i.b = 2 * (all->lum.x * all->lum.vx + all->lum.y * all->lum.vy
- (all->lum.z * (all->lum.vz) * pow(i.d, 2)));
i.c = pow(all->lum.x, 2) + pow(all->lum.y, 2) - pow(all->lum.z, 2)
* pow(i.d, 2);
i.delta = i.b * i.b - 4 * i.a * i.c;
i.k = -(-i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = -(-i.b + sqrt(i.delta)) / (2 * i.a);
translate2(cone, &all->lum);
unrotatel(all);
if (i.delta >= 0)
if ((i.k2 < 1 && i.k2 > 0.00001) || (i.k < 1 && i.k > 0.00001))
return (-1);
return (0);
}
void drawColorBox(struct RenderData *rd, float red,float green,float blue,float alpha,float x, float y,float z, float w, float h) {
//printf("r%f g%f b%f a%f w%f h%f\n", red,green,blue,alpha, w, h);
x -= WIDTH * 0.66;
y -= HEIGHT * 0.66;
identity(rd->model);
translate2(rd->model,x*SCALEXY,-y*SCALEXY,Z+z);
scale(rd->model, w*SCALE,h*SCALE,0);
glUniform4f(rd->colorLocation, red,green,blue,alpha);
if (rd->setalpha != 0) {
glUniform1f(rd->imgAlphaLocation,0);
rd->setalpha = 0;
}
glUniform1f(rd->alphaLocation, 1);
glUniformMatrix4fv(rd->mvLocation, 1, GL_FALSE, rd->model);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
rd->drawState = 0;
}
int inter_cone_shadow(t_object *obj, t_spobject *lum)
{
t_inter i;
protate(lum, obj);
translate1(obj, lum);
obj->xrot *= -1;
obj->yrot *= -1;
obj->zrot *= -1;
rotate(lum, obj);
i.d = 0;
if (cos(obj->angle) != 0)
i.d = sin(obj->angle) / cos(obj->angle);
i.a = pow(lum->vx, 2) + pow(lum->vy, 2) - pow(lum->vz, 2) * pow(i.d, 2);
i.b = 2 * (lum->x * lum->vx + lum->y * lum->vy -
(lum->z * (lum->vz) * pow(i.d, 2)));
i.c = pow(lum->x, 2) + pow(lum->y, 2) - pow(lum->z, 2) * pow(i.d, 2);
i.delta = i.b * i.b - 4 * i.a * i.c;
i.k = (i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = (i.b + sqrt(i.delta)) / (2 * i.a);
translate2(obj, lum);
punrotate(lum);
unrotate(lum);
obj->xrot *= -1;
obj->yrot *= -1;
obj->zrot *= -1;
return (inter_cone_shadow_delta(&i));
}
int inter_cyl_shadow(t_object *obj, t_spobject *lum)
{
t_inter i;
protate(lum, obj);
obj->xrot *= -1;
obj->yrot *= -1;
obj->zrot *= -1;
translate1(obj, lum);
rotate(lum, obj);
i.a = pow(lum->vx, 2) + pow(lum->vy, 2);
i.b = 2 * (lum->x * lum->vx + lum->y * lum->vy);
i.c = pow(lum->x, 2) + pow(lum->y, 2) - pow(obj->ray, 2);
i.delta = i.b * i.b - 4 * i.a * i.c;
i.k = (i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = (i.b + sqrt(i.delta)) / (2 * i.a);
translate2(obj, lum);
punrotate(lum);
unrotate(lum);
obj->xrot *= -1;
obj->yrot *= -1;
obj->zrot *= -1;
if (i.delta >= 0)
if ((i.k2 < 0.9999 && i.k2 > 0.00001) || (i.k < 0.9999 && i.k > 0.00001))
return (-1);
return (0);
}
TEST(Matrix, TransformPoint)
{
Vector3 v(Vector3::Zero);
float trans[4][4] = { 1.0f, 0.0f, 0.0f, -5.0f,
0.0f, 1.0f, 0.0f, -10.0f,
0.0f, 0.0f, 1.0f, 4.0f,
0.0f, 0.0f, 0.0f, 1.0f };
Matrix4 translate(trans);
v.Transform(translate);
EXPECT_NEAR(-5.0f, v.GetX(), 0.01f);
EXPECT_NEAR(-10.0f, v.GetY(), 0.01f);
EXPECT_NEAR(4.0f, v.GetZ(), 0.01f);
float trans2[4][4] = { 1.0f, 0.0f, 0.0f, 5.0f,
0.0f, 1.0f, 0.0f, 10.0f,
0.0f, 0.0f, 1.0f, -4.0f,
0.0f, 0.0f, 0.0f, 1.0f };
Matrix4 translate2(trans2);
v.Transform(translate2);
EXPECT_NEAR(0.0f, v.GetX(), 0.01f);
EXPECT_NEAR(0.0f, v.GetY(), 0.01f);
EXPECT_NEAR(0.0f, v.GetZ(), 0.01f);
}
void my_cos(t_all *all, double k, int obj, t_object *object)
{
translate1(object, &all->lum);
rotatel(all, object);
all->n.px = all->eye.x + (k * all->eye.vx);
all->n.py = all->eye.y + (k * all->eye.vy);
all->n.pz = all->eye.z + (k * all->eye.vz);
my_normal(all, obj);
object->normx = all->n.nx;
object->normy = all->n.nx;
object->normz = all->n.nx;
all->n.cos = (all->n.nx * (all->lum.x - all->n.px))
+ (all->n.ny * (all->lum.y - all->n.py))
+ (all->n.nz * (all->lum.z - all->n.pz));
/* all->n.cos = all->n.nx * all->lum.x2 + all->n.ny * all->lum.y2 */
/* + all->n.nz * all->lum.z2; */
all->n.a2 = /* sqrt( */(all->lum.x - all->n.px) * (all->lum.x - all->n.px)
+ (all->lum.y - all->n.py) * (all->lum.y - all->n.py)
+ (all->lum.z - all->n.pz) * (all->lum.z - all->n.pz);//);
// object->z2 = sqrt(all->n.a2);
if (all->n.cos < 0)
all->n.cos = 0;
else
{
all->n.a1 = /* sqrt( */all->n.nx * all->n.nx + all->n.ny * all->n.ny
+ all->n.nz * all->n.nz;//);
all->n.cos = all->n.cos / sqrt(all->n.a1 * all->n.a2);
}
if (object->bright == 0)
{
object->color_tmp[0] = all->n.cos * object->color[0];
object->color_tmp[1] = all->n.cos * object->color[1];
object->color_tmp[2] = all->n.cos * object->color[2];
}
else if (object->bright > 0)
{
object->color_tmp[0] = all->n.cos * (object->color[0] *
(1 - object->bright) +
all->lum.color[0] * object->bright);
object->color_tmp[1] = all->n.cos * (object->color[1] *
(1 - object->bright) +
all->lum.color[1] * object->bright);
object->color_tmp[2] = all->n.cos * (object->color[2] *
(1 - object->bright) +
all->lum.color[2] * object->bright);
}
/* if (object->color[0] > 255) */
/* object->color_tmp[0] = 255; */
/* if (object->color_tmp[1] > 255) */
/* object->color_tmp[1] = 255; */
/* if (object->color_tmp[2] > 255) */
/* object->color_tmp[2] = 255; */
unrotatel(all);
translate2(object, &all->lum);
}
int inter_plan_shadow(t_all *all, t_object *plan)
{
double k;
translate1(plan, &all->lum);
rotatel(all, plan);
k = all->lum.z / all->lum.vz;
translate2(plan, &all->lum);
unrotatel(all);
if (k < 1 && k > 0.00001)
return (-1);
return (0);
}
void inter_cyl(t_all *all, t_object *cyl)
{
t_inter i;
translate1(cyl, &all->eye);
rotate(all, cyl);
i.a = pow(all->eye.vx, 2) + pow(all->eye.vy, 2);
i.b = 2 * (all->eye.x * all->eye.vx + all->eye.y * all->eye.vy);
i.c = pow(all->eye.x, 2) + pow(all->eye.y, 2) - pow(cyl->ray, 2);
i.delta = i.b * i.b - 4 * i.a * i.c;
i.k = (-i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = (-i.b + sqrt(i.delta)) / (2 * i.a);
if (i.k < i.k2 && i.k > 0.00001)
{
cyl->k = i.k;
my_cos(all, i.k, 3, cyl);
unrotate(all);
translate2(cyl, &all->eye);
calc_lum_vector(all, cyl);
}
else if (i.k2 < i.k && i.k2 > 0.00001)
{
cyl->k = i.k2;
my_cos(all, i.k2, 3, cyl);
unrotate(all);
translate2(cyl, &all->eye);
calc_lum_vector(all, cyl);
}
else
{
unrotate(all);
translate2(cyl, &all->eye);
}
if (i.delta <= 0)
cyl->k = -1;
}
int inter_cyl_shadow(t_all *all, t_object *cyl)
{
t_inter i;
translate1(cyl, &all->lum);
rotatel(all, cyl);
i.a = pow(all->lum.vx, 2) + pow(all->lum.vy, 2);
i.b = 2 * (all->lum.x * all->lum.vx + all->lum.y * all->lum.vy);
i.c = pow(all->lum.x, 2) + pow(all->lum.y, 2) - pow(cyl->ray, 2);
i.delta = i.b * i.b - 4 * i.a * i.c;
i.k = -(-i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = -(-i.b + sqrt(i.delta)) / (2 * i.a);
unrotatel(all);
translate2(cyl, &all->lum);
if (i.delta >= 0)
{
if ((i.k2 < 1 && i.k2 > 0.00001) || (i.k < 1 && i.k > 0.00001))
return (-1);
}
return (0);
}
//Scale triangle, used for improve do_intersect results: scale the triangle on its plane, centred in its barycenter
inline Triangle triangleScale(Triangle t)
{
Plane p = t.supporting_plane();
KPoint2 a = p.to_2d(t.vertex(0));
KPoint2 b = p.to_2d(t.vertex(1));
KPoint2 c = p.to_2d(t.vertex(2));
KPoint2 baryc((a.x() + b.x() +c.x())/3.0, (a.y() + b.y() +c.y())/3.0);
//TODO: usare margine invece di scale
CGAL::Aff_transformation_2<Kernel> translate1(CGAL::TRANSLATION, CGAL::Vector_2<Kernel>(-baryc.x(), -baryc.y()));
CGAL::Aff_transformation_2<Kernel> translate2(CGAL::TRANSLATION, CGAL::Vector_2<Kernel>(baryc.x(), baryc.y()));
CGAL::Aff_transformation_2<Kernel> scale(CGAL::SCALING, DISJOINTMESH_TRIANGLE_SCALE_VALUE);
CGAL::Aff_transformation_2<Kernel> transform = translate2 * (scale * translate1);
KPoint2 an = transform(a);
KPoint2 bn = transform(b);
KPoint2 cn = transform(c);
Point an3 = p.to_3d(an);
Point bn3 = p.to_3d(bn);
Point cn3 = p.to_3d(cn);
Triangle tn(an3, bn3, cn3);
return tn;
}
int inter_sphere_shadow(t_all *all, t_object *sphere)
{
t_inter i;
translate1(sphere, &all->lum);
i.a = pow(all->lum.vx, 2) + pow(all->lum.vy, 2) + pow(all->lum.vz, 2);
i.b = 2 * (all->lum.x * all->lum.vx + all->lum.y
* all->lum.vy + all->lum.z * all->lum.vz);
i.c = all->lum.x * all->lum.x + all->lum.y *
all->lum.y + all->lum.z * all->lum.z - sphere->ray * sphere->ray;
i.delta = i.b * i.b - 4 * i.a * i.c;
translate2(sphere, &all->lum);
if (i.delta >= 0)
{
i.k = -(-i.b - sqrt(i.delta)) / (2 * i.a);
i.k2 = -(-i.b + sqrt(i.delta)) / (2 * i.a);
if ((i.k2 < 1 && i.k2 > 0.00001) || (i.k < 1 && i.k > 0.00001))
return (-1);
}
return (0);
}
int inter_plan_shadow(t_object *obj, t_spobject *lum)
{
double k;
protate(lum, obj);
translate1(obj, lum);
obj->xrot *= -1;
obj->yrot *= -1;
obj->zrot *= -1;
rotate(lum, obj);
obj->xrot *= -1;
obj->yrot *= -1;
obj->zrot *= -1;
k = lum->z / lum->vz;
translate2(obj, lum);
punrotate(lum);
unrotate(lum);
if (k < 0.9999 && k > 0.00001)
return (-1);
return (0);
}
//METHOD
void draw(){
if(type == 0){//BOX
if(y<=10){
Matrix3x3 ms;//SCALE
Matrix3x3 mt;//TRANSLASI
//TITIK PENGGAMBARAN
int drawx1;//X1 SETELAH DITRANSFORMASI
int drawy1;//Y1 SETELAH DITRANSFORMASI
int drawx2;//X2 SETELAH DITRANSFORMASI
int drawy2;//Y2 SETELAH DITRANSFORMASI
int drawfx;//X UNTUK FILL
int drawfy;//Y UNTUK FILL
scale2(0.1*y,0.1*y,x*213+112,mobilY-10,ms);
translate2(-(x-1)*(213)*(10-y)/10,-(mobilY-40-(maxy+1)/8-1)*(10-y)/10,mt);
transformPoints2(ms,x*213+82,&drawx1,mobilY+20,&drawy1);
transformPoints2(ms,x*213+142,&drawx2,mobilY+20,&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2); //BAWAH LUAR
transformPoints2(ms,x*213+82,&drawx1,mobilY-40,&drawy1);
transformPoints2(ms,x*213+142,&drawx2,mobilY-40,&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2);//ATAS LUAR
transformPoints2(ms,x*213+82,&drawx1,mobilY+20,&drawy1);
transformPoints2(ms,x*213+82,&drawx2,mobilY-40,&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2); //KIRI LUAR
transformPoints2(ms,x*213+142,&drawx1,mobilY+20,&drawy1);
transformPoints2(ms,x*213+142,&drawx2,mobilY-40,&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2); //KANAN LUAR
//AREA FILLNYA
if(y>0){//KALO Y 0 JADI TITIK, GA AMAN BUAT FILL
transformPoints2(ms,x*213+82,&drawfx,mobilY-40,&drawfy);
transformPoints2(mt,drawfx,&drawfx,drawfy,&drawfy);
boundaryFill4(drawfx+2,drawfy+1,BLUE,WHITE);
}
// lineDDA(x*213+82, yFactor()*(mobilY+20), x*213+142, yFactor()*(mobilY+20)); //BAWAH LUAR
// lineDDA(x*213+88, yFactor()*(mobilY+15), x*213+137, yFactor()*(mobilY+15)); //BAWAH DALAM
// lineDDA(x*213+82, yFactor()*(mobilY-40),x*213+142, yFactor()*(mobilY-40));//ATAS LUAR
// lineDDA(x*213+87, yFactor()*(mobilY-35), x*213+137, yFactor()*(mobilY-35)); //ATAS DALAM
// lineDDA(x*213+82, yFactor()*(mobilY+20), x*213+82, yFactor()*(mobilY-40)); //KIRI LUAR
// lineDDA(x*213+87, yFactor()*(mobilY+15), x*213+87, yFactor()*(mobilY-35)); //KIRI DALAM
// lineDDA(x*213+142, yFactor()*(mobilY+20), x*213+142, yFactor()*(mobilY-40)); //KANAN LUAR
// lineDDA(x*213+137, yFactor()*(mobilY+15), x*213+137, yFactor()*(mobilY-35)); //KANAN DALAM
// lineDDA(x*213+92, yFactor()*(mobilY+15), x*213+137, yFactor()*(mobilY-30));
// lineDDA(x*213+87, yFactor()*(mobilY+10), x*213+132, yFactor()*(mobilY-35));
// lineDDA(x*213+132, yFactor()*(mobilY+15), x*213+87, yFactor()*(mobilY-30));
// lineDDA(x*213+137, yFactor()*(mobilY+10), x*213+92, yFactor()*(mobilY-35));
}else{
Matrix3x3 mr;//ROTASI
Matrix3x3 mt;//TRANSLASI
//TITIK PENGGAMBARAN
int drawx1;//X1 SETELAH DITRANSFORMASI
int drawy1;//Y1 SETELAH DITRANSFORMASI
int drawx2;//X2 SETELAH DITRANSFORMASI
int drawy2;//Y2 SETELAH DITRANSFORMASI
int drawfx;//X UNTUK FILL
int drawfy;//Y UNTUK FILL
// cout << "kiri " << x*213+82 << "\n";
// cout << "kanan " << x*213+142 << "\n";
// cout << "atas " << 70+(mobilY-40) << "\n";
// cout << "bawah " << 70+(mobilY+20) << "\n";
// cout << "Tengah " << x*213+112 << " " << 70+(mobilY-10) <<"\n";
rotate2(22.5*(y-11),x*213+112,70+(mobilY-10),mr);
translate2((y-11)*(maxx-(x*213))/8,0,mt);
transformPoints2(mr,x*213+82,&drawx1,70+(mobilY+20),&drawy1);
transformPoints2(mr,x*213+142,&drawx2,70+(mobilY+20),&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2); //BAWAH LUAR
transformPoints2(mr,x*213+82,&drawx1,70+(mobilY-40),&drawy1);
transformPoints2(mr,x*213+142,&drawx2,70+(mobilY-40),&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2);//ATAS LUAR
transformPoints2(mr,x*213+82,&drawx1,70+(mobilY+20),&drawy1);
transformPoints2(mr,x*213+82,&drawx2,70+(mobilY-40),&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2); //KIRI LUAR
transformPoints2(mr,x*213+142,&drawx1,70+(mobilY+20),&drawy1);
transformPoints2(mr,x*213+142,&drawx2,70+(mobilY-40),&drawy2);
transformPoints2(mt,drawx1,&drawx1,drawy1,&drawy1);
transformPoints2(mt,drawx2,&drawx2,drawy2,&drawy2);
lineDDA(drawx1, drawy1, drawx2, drawy2); //KANAN LUAR
//AREA FILLNYA
transformPoints2(mr,x*213+82+5,&drawfx,70+(mobilY-37),&drawfy);
transformPoints2(mt,drawfx,&drawfx,drawfy,&drawfy);
boundaryFill4(drawfx,drawfy,BLUE,WHITE);
// lineDDA(x*213+82, 70+(mobilY+20), x*213+142, 70+(mobilY+20)); //BAWAH LUAR
// lineDDA(x*213+88, 70+(mobilY+15), x*213+137, 70+(mobilY+15)); //BAWAH DALAM
// lineDDA(x*213+82, 70+(mobilY-40),x*213+142, 70+(mobilY-40));//ATAS LUAR
// lineDDA(x*213+87, 70+(mobilY+-35), x*213+137, 70+(mobilY-35)); //ATAS DALAM
// lineDDA(x*213+82, 70+(mobilY+20), x*213+82, 70+(mobilY-40)); //KIRI LUAR
// lineDDA(x*213+87, 70+(mobilY+15), x*213+87, 70+(mobilY-35)); //KIRI DALAM
// lineDDA(x*213+142, 70+(mobilY+20), x*213+142, 70+(mobilY-40)); //KANAN LUAR
//lineDDA(x*213+137, 70+(mobilY+15), x*213+137, 70+(mobilY-35)); //KANAN DALAM
//lineDDA(x*213+92, 70+(mobilY+15), x*213+137, 70+(mobilY-30));
//lineDDA(x*213+87, 70+(mobilY+10), x*213+132, 70+(mobilY-35));
//lineDDA(x*213+132, 70+(mobilY+15), x*213+87, 70+(mobilY-30));
//lineDDA(x*213+137, 70+(mobilY+10), x*213+92, 70+(mobilY-35));
}
}else if(type == 1){//STONE
lineDDA(40, 80, 90, 80);
lineDDA(40, 80, 50, 60);
lineDDA(50, 60, 55, 55);
lineDDA(55, 55, 75, 65);
lineDDA(75, 65, 90, 80);
}
}
static void makeProgram( RenderData *renderData) {
GLint ok;
const char *vertexShader = "attribute vec3 position;\n"
"attribute vec2 texCoord0;\n"
"varying vec2 v_texCoord0;\n"
"varying float dist;\n"
"uniform mat4 modelView;\n"
"uniform mat4 projection;\n"
"void main(void)\n"
"{\n"
" vec4 p = modelView*vec4(position,1.0);\n"
" gl_Position = projection*p;\n"
" v_texCoord0 = texCoord0;\n"
" dist = gl_Position.z*0.1;\n"
"}\n";
const char *fragmentShader =
//"precision mediump float;\n"
"varying vec2 v_texCoord0;\n"
"varying float dist;\n"
"uniform sampler2D texUnit0;\n"
"uniform float alpha;\n"
"uniform float imgAlpha;\n"
"uniform vec4 color;\n"
"void main()\n"
"{\n"
" vec4 txt = texture2D(texUnit0, v_texCoord0)*imgAlpha;\n"
" gl_FragColor =vec4(1.0,1.0,1.0,1.0)*(1.0-dist);\n"
" gl_FragColor.a =1.0;\n"
"}\n";
GLuint vs = glCreateShader(GL_VERTEX_SHADER);
glShaderSource(vs, 1, &vertexShader, NULL);
glCompileShader(vs);
glGetShaderiv(vs, GL_COMPILE_STATUS, &ok);
assert(ok);
GLuint fs = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource(fs, 1, &fragmentShader, NULL);
glCompileShader(fs);
glGetShaderiv(fs, GL_COMPILE_STATUS, &ok);
assert(ok);
GLuint program = glCreateProgram();
renderData->program = program;
glAttachShader(program, vs);
glAttachShader(program, fs);
glLinkProgram(program);
glGetProgramiv(program, GL_LINK_STATUS, &ok);
assert(ok);
glUseProgram(program);
identity(renderData->model);
translate2(renderData->model,-0.2, 0.2, -50.6);
perspective(renderData->model_view_projection, 90.0, WIDTH/HEIGHT, 1.0, 500.0);
renderData->mvLocation = glGetUniformLocation(program, "modelView");
glUniformMatrix4fv(renderData->mvLocation, 1, GL_FALSE, renderData->model);
GLint projectionLocation = glGetUniformLocation(program, "projection");
glUniformMatrix4fv(projectionLocation, 1, GL_FALSE, renderData->model_view_projection);
GLint texLocation = glGetUniformLocation(program, "texUnit0");
glUniform1i(texLocation, 0);
GLint alphaLocation = glGetUniformLocation(program, "alpha");
glUniform1f(alphaLocation, 1.0);
GLint imgAlphaLocation = glGetUniformLocation(program, "imgAlpha");
glUniform1f(imgAlphaLocation, 1.0);
GLint colorLocation = glGetUniformLocation(program, "color");
renderData->texCoordLocation = glGetAttribLocation(program, "texCoord0");
renderData->positionLocation = glGetAttribLocation(program, "position");
renderData->alphaLocation = alphaLocation;
renderData->imgAlphaLocation = imgAlphaLocation;
renderData->colorLocation = colorLocation;
GLfloat vVertices[] = {1.0, -1.0, 0.0,
0.0, -1.0, 0.0,
1.0, 0.0, 0.0,
0.0, 0.0, 0.0};
GLfloat vTexCoord[] = {1.0, 1.0,
0.0, 1.0,
1.0, 0.0,
0.0, 0.0};
GLuint vbo;
glEnableVertexAttribArray(renderData->positionLocation);
glEnableVertexAttribArray(renderData->texCoordLocation);
glGenBuffers(1, &renderData->texBufferId);
glBindBuffer(GL_ARRAY_BUFFER, renderData->texBufferId);
glBufferData(GL_ARRAY_BUFFER, sizeof(vTexCoord), vTexCoord, GL_STATIC_DRAW);
glVertexAttribPointer(renderData->texCoordLocation, 2, GL_FLOAT, GL_FALSE, 0, 0);
glGenBuffers(1, &renderData->vertBufferId);
glBindBuffer(GL_ARRAY_BUFFER, renderData->vertBufferId);
glBufferData(GL_ARRAY_BUFFER, sizeof(vVertices), vVertices, GL_STATIC_DRAW);
glVertexAttribPointer(renderData->positionLocation, 3, GL_FLOAT, GL_FALSE, 0, 0);
}
