X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fmain.cc;h=b17009500a3da81831977c0cea4ae980c0233cb1;hb=b7c92831285013b2a0783bccaf3d900545ebb5ba;hp=f98f1901d1280f36e5d5f63c0899a58a39360977;hpb=014fccdee30291407985658e8cefd9be7dc9e9fa;p=laserbrain_demo diff --git a/src/main.cc b/src/main.cc index f98f190..b170095 100644 --- a/src/main.cc +++ b/src/main.cc @@ -8,39 +8,43 @@ #include #endif #include "app.h" -#include "machine.h" +#include "sdr.h" +#include "shadow.h" +#include "texture.h" +#include "mesh.h" +#include "meshgen.h" static bool init(); static void cleanup(); static void display(); static void idle(); -static void draw_gears(); +static void draw_scene(); static void reshape(int x, int y); static void keyb(unsigned char key, int x, int y); static void mouse(int bn, int st, int x, int y); static void motion(int x, int y); static void passive_motion(int x, int y); -static Gear *pick_gear(int x, int y); static int win_width, win_height; -static float cam_dist = 0.5; -static float cam_theta, cam_phi; +static float cam_dist = 0.25; +static float cam_theta, cam_phi = 20; static int prev_mx, prev_my; static bool bnstate[8]; +static Mat4 view_matrix; + static unsigned int start_time, prev_msec; -static Machine *machine; -static Gear *hover_gear, *sel_gear; -static HitPoint pick_hit; -static Vec3 sel_hit_pos; + +static TextureSet texman; + int main(int argc, char **argv) { glutInitWindowSize(1024, 768); glutInit(&argc, argv); glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE | GLUT_MULTISAMPLE); - glutCreateWindow("Antikythera"); + glutCreateWindow("demo"); glutDisplayFunc(display); glutIdleFunc(idle); @@ -67,35 +71,14 @@ static bool init() glEnable(GL_DEPTH_TEST); glEnable(GL_CULL_FACE); glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); glEnable(GL_NORMALIZE); Mesh::use_custom_sdr_attr = false; - machine = new Machine; - - const float pitch = 10.0f; - - Gear *gear1 = new Gear; - gear1->pos = Vec3(-50, 0, 0); - gear1->set_teeth(16, pitch); - gear1->gen_mesh(); - machine->add_gear(gear1); + float ambient[] = {0.1, 0.1, 0.1, 0.0}; + glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient); - Gear *gear2 = new Gear; - gear2->set_teeth(32, pitch); - gear2->pos = gear1->pos + Vec3(gear1->radius + gear2->radius - gear1->teeth_length * 0.75, 0, 0); - gear2->thickness = 5; - gear2->gen_mesh(); - machine->add_gear(gear2); - - Gear *gear3 = new Gear; - gear3->set_teeth(8, pitch); - gear3->pos = gear2->pos + Vec3(0, gear2->radius + gear3->radius - gear2->teeth_length * 0.75, 0); - gear3->gen_mesh(); - machine->add_gear(gear3); - - machine->add_motor(0, 1.0); + glUseProgram(0); start_time = glutGet(GLUT_ELAPSED_TIME); return true; @@ -103,17 +86,24 @@ static bool init() static void cleanup() { - delete machine; + texman.clear(); } static void update(float dt) { - machine->update(dt); - - if(sel_gear) { - } + texman.update(); +} - hover_gear = pick_gear(prev_mx, prev_my); +static void set_light(int idx, const Vec3 &pos, const Vec3 &color) +{ + unsigned int lt = GL_LIGHT0 + idx; + float posv[] = { pos.x, pos.y, pos.z, 1 }; + float colv[] = { color.x, color.y, color.z, 1 }; + + glEnable(lt); + glLightfv(lt, GL_POSITION, posv); + glLightfv(lt, GL_DIFFUSE, colv); + glLightfv(lt, GL_SPECULAR, colv); } static void display() @@ -124,15 +114,22 @@ static void display() glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + view_matrix = Mat4::identity; + view_matrix.pre_translate(0, 0, -cam_dist); + view_matrix.pre_rotate(deg_to_rad(cam_phi), 1, 0, 0); + view_matrix.pre_rotate(deg_to_rad(cam_theta), 0, 1, 0); + glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0, 0, -cam_dist); - glRotatef(cam_phi, 1, 0, 0); - glRotatef(cam_theta, 0, 1, 0); + glLoadMatrixf(view_matrix[0]); + + static const Vec3 lpos[] = { Vec3(-50, 75, 100), Vec3(100, 0, 30), Vec3(-10, -10, 60) }; + set_light(0, lpos[0], Vec3(1.0, 0.8, 0.7) * 0.8); + set_light(1, lpos[1], Vec3(0.6, 0.7, 1.0) * 0.6); + set_light(2, lpos[2], Vec3(0.8, 1.0, 0.8) * 0.3); update(dt); - draw_gears(); + draw_scene(); glutSwapBuffers(); assert(glGetError() == GL_NO_ERROR); @@ -143,34 +140,15 @@ static void idle() glutPostRedisplay(); } -static void draw_gears() +static void draw_scene() { - /* world scale is in meters, gears are in millimeters, scale by 1/1000 */ - glPushMatrix(); - glScalef(0.001, 0.001, 0.001); - - if(sel_gear || hover_gear) { - glPushAttrib(GL_ENABLE_BIT | GL_LINE_BIT | GL_POLYGON_BIT); - - glDisable(GL_LIGHTING); - glFrontFace(GL_CW); - glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); - glLineWidth(3.0); - - if(sel_gear) { - glColor3f(0.2, 1.0, 0.3); - sel_gear->draw(); - } else { - glColor3f(1.0, 0.75, 0.2); - hover_gear->draw(); - } - - glPopAttrib(); - } - - machine->draw(); - - glPopMatrix(); + glBegin(GL_QUADS); + glNormal3f(0, 1, 0); + glVertex3f(-30, -10, 30); + glVertex3f(30, -10, 30); + glVertex3f(30, -10, -30); + glVertex3f(-30, -10, -30); + glEnd(); } static void reshape(int x, int y) @@ -182,7 +160,7 @@ static void reshape(int x, int y) glMatrixMode(GL_PROJECTION); glLoadIdentity(); - gluPerspective(50.0, (float)x / (float)y, 0.01, 100.0); + gluPerspective(50.0, (float)x / (float)y, 0.01, 50.0); } static void keyb(unsigned char key, int x, int y) @@ -190,11 +168,6 @@ static void keyb(unsigned char key, int x, int y) switch(key) { case 27: exit(0); - - case 'w': - opt_gear_wireframe = !opt_gear_wireframe; - glutPostRedisplay(); - break; } } @@ -206,15 +179,6 @@ static void mouse(int bn, int st, int x, int y) prev_mx = x; prev_my = y; bnstate[bidx] = down; - - if(bidx == 0) { - if(down) { - sel_gear = pick_gear(x, y); - sel_hit_pos = pick_hit.pos; - } else { - sel_gear = 0; - } - } } static void motion(int x, int y) @@ -226,28 +190,18 @@ static void motion(int x, int y) if(!dx && !dy) return; - if(sel_gear) { - float speed = 0.5; - Vec3 offs = Vec3(dx * speed, -dy * speed, 0.0); - offs = sel_gear->get_dir_matrix() * offs; - - sel_gear->set_position(sel_gear->get_position() + offs); - machine->invalidate_meshing(); - - } else { - if(bnstate[0]) { - cam_theta += dx * 0.5; - cam_phi += dy * 0.5; - - if(cam_phi < -90) cam_phi = -90; - if(cam_phi > 90) cam_phi = 90; - glutPostRedisplay(); - } - if(bnstate[2]) { - cam_dist += dy * 0.01; - if(cam_dist < 0.0) cam_dist = 0.0; - glutPostRedisplay(); - } + if(bnstate[0]) { + cam_theta += dx * 0.5; + cam_phi += dy * 0.5; + + if(cam_phi < -90) cam_phi = -90; + if(cam_phi > 90) cam_phi = 90; + glutPostRedisplay(); + } + if(bnstate[2]) { + cam_dist += dy * 0.01; + if(cam_dist < 0.0) cam_dist = 0.0; + glutPostRedisplay(); } } @@ -256,25 +210,3 @@ static void passive_motion(int x, int y) prev_mx = x; prev_my = y; } - -static Gear *pick_gear(int x, int y) -{ - double pt[3]; - double viewmat[16], projmat[16]; - int vp[4]; - Ray ray; - - y = win_height - y; - - glGetDoublev(GL_MODELVIEW_MATRIX, viewmat); - glGetDoublev(GL_PROJECTION_MATRIX, projmat); - glGetIntegerv(GL_VIEWPORT, vp); - - gluUnProject(x, y, 0, viewmat, projmat, vp, pt, pt + 1, pt + 2); - ray.origin = Vec3(pt[0], pt[1], pt[2]) * 1000.0f; - - gluUnProject(x, y, 1, viewmat, projmat, vp, pt, pt + 1, pt + 2); - ray.dir = Vec3(pt[0], pt[1], pt[2]) * 1000.0f - ray.origin; - - return machine->intersect_gear(ray, &pick_hit); -}