public void norm(float x, float y, float z) {
Vec3 v = mVert.mNorm;
v.x = x;
v.y = y;
v.z = z;
}
public void move() {
Vec3 cross = VecMath.Normalize(VecMath.CrossProduct(phone_n, init_phone_n));
Vec3 ny = new Vec3(0, 0, 1);
Vec3 cross2 = VecMath.CrossProduct(init_phone_n, ny);
float ang2 = (float) Math.asin(VecMath.Norm(cross2) / (VecMath.Norm(init_phone_n)));
;
Mat4 rotmat2 = VecMath.ArbRotate(cross2, ang2);
// Mat4 rotmat = VecMath.ArbRotate(cross, MainActivity.phone_ang);
float phone_ang = MainActivity.phone_ang;
Mat4 rotmat = VecMath.ArbRotate(cross, MainActivity.phone_ang);
if (Math.abs(init_phone_n.z) > Math.abs(init_phone_n.y))
rotmat =
VecMath.ArbRotate(
VecMath.MultVec3(VecMath.Rx(-(float) Math.PI / 2), VecMath.Normalize(cross)),
MainActivity.phone_ang);
Mat4 rotmatf = VecMath.Mult(rotmat, rotmat2);
float nx = VecMath.MultVec3(rotmat, new Vec3(0, 1, 0)).x;
// float nx = -VecMath.MultVec3(rotmat, VecMath.Normalize(init_phone_n)).x;
// float nx = VecMath.MultVec3(rotmat, new Vec3(1,0,0)).x;
float nz = VecMath.MultVec3(rotmat, new Vec3(0, 1, 0)).z;
// float nz = -VecMath.MultVec3(rotmat, VecMath.Normalize(init_phone_n)).z;
// float phone_ang = MainActivity.phone_ang;
// float nx = VecMath.DotProduct(VecMath.Normalize(init_phone_n), new Vec3(0,0,0));
// Vec3 init_n = VecMath.Normalize(init_phone_n);
// float nx = phone_n.x * init_n.y;
// float nz = phone_n.z * init_n.y;
// Vec3 normn = VecMath.Normalize(init_phone_n);
// Vec3 world_n = new Vec3(init_phone_n.x - phone_n.x, init_phone_n.y-phone_n.y, init_phone_n.z
// - phone_n.z);
// Vec3 xy = new Vec3(world_n.x, world_n.y, 0);
// Vec3 xz = new Vec3((phone_n.x-init_phone_n.x), 0, (phone_n.z-init_phone_n.z));
// Vec3 y = new Vec3(0,init_phone_n.y,0);
// Vec3 x = new Vec3(init_phone_n.x,0,0);
GLES20.glUniform3f(
GLES20.glGetUniformLocation(Shader.program, "spaceship_pos"), pos.x, pos.y, pos.z);
GLES20.glUniform3f(
GLES20.glGetUniformLocation(Shader.program, "spaceship_fin_pos0"),
fin_pos[0].x,
fin_pos[0].y,
fin_pos[0].z);
GLES20.glUniform3f(
GLES20.glGetUniformLocation(Shader.program, "spaceship_speed"), speed.x, speed.y, speed.z);
GLES20.glUniform3f(
GLES20.glGetUniformLocation(Shader.program, "spaceship_speedf"), speed.x, speed.y, speed.z);
float ang = MainActivity.phone_ang;
if (isthrusting && fuel > 0.0f) {
if (fuel > 0.0f) fuel -= .3;
GLES20.glUniform1f(GLES20.glGetUniformLocation(Shader.program, "fuel"), fuel);
acc.x = thrust * nx; // /5.0f;
acc.y = thrust * (float) Math.cos(ang) + gravity;
acc.z = thrust * nz; // /5.0f;
} else acc.y = gravity;
speed.x += acc.x;
speed.y += acc.y;
speed.z += acc.z;
pos.x += speed.x;
pos.y += speed.y;
pos.z += speed.z;
T = VecMath.T(pos);
speed.x *= 0.97f;
speed.z *= 0.97f;
}