diff options
Diffstat (limited to 'Smoke/glut.c')
| -rw-r--r-- | Smoke/glut.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/Smoke/glut.c b/Smoke/glut.c deleted file mode 100644 index fcdaadd..0000000 --- a/Smoke/glut.c +++ /dev/null @@ -1,157 +0,0 @@ -#include <stdlib.h> - -#include <GL/glut.h> //the GLUT graphics library - -#include <rfftw.h> //the numerical simulation FFTW library - -#include "fluids.h" -#include "palette.h" -#include "colormap.h" - -#define FALSE 0 -#define TRUE !FALSE - -void do_one_simulation_step(void) -{ - if (!frozen) - { - calculate_one_simulation_step(); - glutPostRedisplay(); - } -} - -//reshape: Handle window resizing (reshaping) events -void reshape(int w, int h) -{ - glViewport(0.0f, 0.0f, (GLfloat)w, (GLfloat)h); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - gluPerspective(45.0f, (GLfloat)w / (GLfloat)h, 0.1, 5000.0f); - //glOrtho(0.0, (GLdouble)w, 0.0, (GLdouble)h, -100, 100); - //glFrustum(-1.0, 1.0, -1.0, 1.0, 0.1, 1000.0); - winWidth = w; winHeight = h; -} - -//display: Handle window redrawing events. Simply delegates to visualize(). -void display(void) -{ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - visualize(); - glFlush(); - glutSwapBuffers(); -} - -void setup_menu(void) { - int submenu_color, submenu_oliverscolor, submenu_clamp, submenu_scale, submenu_glyphs, submenu_glyphs_usage, submenu_glyphs_scalar,submenu_glyphs_vector; - - submenu_color = glutCreateMenu(selectColor); - glutAddMenuEntry("Greyscale", COLOR_BLACKWHITE); - glutAddMenuEntry("Rainbow", COLOR_RAINBOW); - glutAddMenuEntry("Band", COLOR_BANDS); - glutAddMenuEntry("Wilrik", COLOR_WILRIK); - glutAddMenuEntry("Oliver", COLOR_OLIVER); - - submenu_glyphs_usage = glutCreateMenu(toggle_glyph_usage); - glutAddMenuEntry("Glyphs", NULL); - - submenu_glyphs_scalar = glutCreateMenu(set_glyph_scalar); - glutAddMenuEntry("Density", SCALAR_RHO); - glutAddMenuEntry("Velocity", SCALAR_VEL); - glutAddMenuEntry("Force", SCALAR_FORCE); - - submenu_glyphs_vector = glutCreateMenu(set_glyph_vector); - glutAddMenuEntry("Velocity", VECTOR_VEL); - glutAddMenuEntry("Force", VECTOR_FORCE); - - submenu_glyphs = glutCreateMenu(NULL); - glutAddSubMenu("Use glyphs", submenu_glyphs_usage); - glutAddSubMenu("Choose scalar field", submenu_glyphs_scalar); - glutAddSubMenu("Choose vector field", submenu_glyphs_vector); - - submenu_oliverscolor = glutCreateMenu(colormap_set_num_colors); - glutAddMenuEntry("0", 0); - glutAddMenuEntry("1", 1); - glutAddMenuEntry("2", 2); - glutAddMenuEntry("4", 4); - glutAddMenuEntry("8", 8); - glutAddMenuEntry("16", 16); - glutAddMenuEntry("32", 32); - glutAddMenuEntry("256", 256); - - submenu_clamp = glutCreateMenu(select_dataset); - glutAddMenuEntry("Rho", DATASET_RHO); - glutAddMenuEntry("Vel", DATASET_VEL); - glutAddMenuEntry("Force", DATASET_FORCE); - glutAddMenuEntry("Velocity divergence", DATASET_DIVV); - glutAddMenuEntry("Force divergence", DATASET_DIVF); - - submenu_scale = glutCreateMenu(toggle_autoscale); - glutAddMenuEntry("Autoscale", NULL); - - glutCreateMenu(NULL); - glutAddSubMenu("Colormap", submenu_color); - glutAddSubMenu("Select Color", submenu_oliverscolor); - glutAddSubMenu("Dataset", submenu_clamp); - glutAddSubMenu("Autoscaling", submenu_scale); - glutAddSubMenu("Glyphs", submenu_glyphs); - glutAttachMenu(GLUT_RIGHT_BUTTON); -} - -//keyboard: Handle key presses -void keyboard(unsigned char key, int x, int y) -{ - switch (key) - { - case 't': dt -= 0.001; break; - case 'T': dt += 0.001; break; - case 'c': color_dir = (color_dir +1) %3; break; - case 'S': vec_scale *= 1.2f; break; - case 's': vec_scale *= 0.8f; break; - case 'V': visc *= 5.0f; break; - case 'v': visc *= 0.2f; break; - case 'y': toggle_glyph_usage(); break; - case 'x': toggle_smoke_usage(); break; - case 'm': scalar_col++; if (scalar_col>COLOR_OLIVER) scalar_col=COLOR_BLACKWHITE; break; - case 'a': frozen = 1-frozen; break; - case 'q': exit(0); break; - case 'r': toggle_mouse_rotate(); break; - case 'e': toggle_seed_insert(); break; - default: break; - } -} - -//main: The main program -int main(int argc, char **argv) -{ - printf("Fluid Flow Simulation and Visualization\n"); - printf("=======================================\n"); - printf("Click and drag the mouse to steer the flow!\n"); - printf("T/t: increase/decrease simulation timestep\n"); - printf("S/s: increase/decrease hedgehog scaling\n"); - printf("c: toggle direction coloring on/off\n"); - printf("V/vy: increase decrease fluid viscosity\n"); - printf("x: toggle drawing matter on/off\n"); - printf("y: toggle drawing hedgehogs on/off\n"); - printf("m: toggle thru scalar coloring\n"); - printf("a: toggle the animation on/off\n"); - printf("q: quit\n\n"); - - glutInit(&argc, argv); - glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH); - glutInitWindowSize(600, 600); - glutCreateWindow("Real-time smoke simulation and visualization"); - glutDisplayFunc(display); - glutReshapeFunc(reshape); - glutIdleFunc(do_one_simulation_step); - glutKeyboardFunc(keyboard); - glutMotionFunc(drag); - glutMouseFunc(click); - - setup_menu(); - - init_simulation(DIM); //initialize the simulation data structures - glutMainLoop(); //calls do_one_simulation_step, keyboard, display, drag, reshape - return 0; -} |