void display_ply(int viewmode) /* 0==filled face 1==filled+wireframe 2==wireframe */
{
glDisable(GL_POLYGON_OFFSET_FILL);
if (viewmode==1)
{
glPolygonOffset(1,1);
glEnable(GL_POLYGON_OFFSET_FILL);
}
if (viewmode==0 || viewmode==1)
{
draw_triangles();
}
if (viewmode==1 || viewmode==2)
{
glDisable(GL_LIGHTING);
glDisable(GL_POLYGON_OFFSET_FILL);
glColor3f(0,0,0);
glPolygonMode(GL_FRONT_AND_BACK,GL_LINE);
draw_triangles();
glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
glEnable(GL_LIGHTING);
}
}
int main ()
{
char vertex_shader[512];
char fragment_shader[512];
char geometry_shader[512];
int terminate = 0;
GLfloat cx, cy;
bcm_host_init();
// Clear application state
memset( state, 0, sizeof( *state ) );
// Start OGLES
init_ogl(state);
glm::vec3 resolution((float)state->screen_width,(float)state->screen_height,0.0f);
cx = state->screen_width/2;
cy = state->screen_height/2;
state->verbose=1;
Shader shader(vertex_shader, fragment_shader,geometry_shader);
init_shaders(state);
//glBindAttribLocation (shader.Program, 0 , "position");
shader.linkProg();
shader.Use();
state->program=shader.Program;
GLint resLoc = glGetUniformLocation(shader.Program, "iResolution");
glUniform3f(resLoc,resolution.x,resolution.y,resolution.z);
GLfloat currentTime = 0.0f;
GLint timeLoc = glGetUniformLocation(shader.Program, "time");
glUniform1f(timeLoc,currentTime);
//draw_mandelbrot_to_texture(state, cx, cy, 0.003);
while (!terminate)
{
int x, y, b;
currentTime=currentTime+0.02;
timeLoc = glGetUniformLocation(shader.Program, "time");
glUniform1f(timeLoc,currentTime);
b = get_mouse(state, &x, &y);
if (b) break;
draw_triangles(state, cx, cy, 0.003, x, y);
}
return 0;
}
ENTRYPOINT void
draw_hexstrut (ModeInfo *mi)
{
hexstrut_configuration *bp = &bps[MI_SCREEN(mi)];
Display *dpy = MI_DISPLAY(mi);
Window window = MI_WINDOW(mi);
if (!bp->glx_context)
return;
glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(bp->glx_context));
glShadeModel(GL_SMOOTH);
glDisable(GL_DEPTH_TEST);
glEnable(GL_NORMALIZE);
glDisable(GL_CULL_FACE);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix ();
{
double x, y, z;
get_position (bp->rot, &x, &y, &z, !bp->button_down_p);
glTranslatef((x - 0.5) * 6,
(y - 0.5) * 6,
(z - 0.5) * 12);
gltrackball_rotate (bp->trackball);
get_rotation (bp->rot, &x, &y, &z, !bp->button_down_p);
glRotatef (z * 360, 0.0, 0.0, 1.0);
}
mi->polygon_count = 0;
glScalef (30, 30, 30);
if (! bp->button_down_p)
tick_triangles (mi);
draw_triangles (mi);
glPopMatrix ();
if (mi->fps_p) do_fps (mi);
glFinish();
glXSwapBuffers(dpy, window);
}
int main ()
{
bcm_host_init();
// Clear application state
memset( state, 0, sizeof( *state ) );
// Start OGLES
init_ogl(state);
init_shaders(state);
draw_triangles(state);
sleep(2);
return 0;
}
void Simulation::tick()
{
glViewport(0, 0, viewportWidth, viewportHeight);
if(!filledTargetBuffer)
{
fill_target_buffer();
}
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
{
mutate_triangles();
draw_triangles();
compare_fitness();
}
glBindFramebuffer(GL_FRAMEBUFFER, originalFbo);
draw_output();
}
void rasterizer::draw()
{
if (indices_.empty() || wvp_.empty()) {
return;
}
const auto& desc = state_->get_desc();
switch (desc.prim_) {
case pt_point:
break;
case pt_line:
draw_lines();
break;
case pt_triangle:
draw_triangles();
break;
case pt_none:
default:
break;
}
}
ENTRYPOINT void
draw_planet (ModeInfo * mi)
{
planetstruct *gp = &planets[MI_SCREEN(mi)];
int wire = MI_IS_WIREFRAME(mi);
Display *dpy = MI_DISPLAY(mi);
Window window = MI_WINDOW(mi);
double x, y, z;
if (!gp->glx_context)
return;
glDrawBuffer(GL_BACK);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glXMakeCurrent (dpy, window, *(gp->glx_context));
mi->polygon_count = 0;
if (! gp->button_down_p)
switch (gp->state) {
case STARTUP: gp->ratio += speed * 0.01; break;
case FLAT: gp->ratio += speed * 0.005; break;
case FOLD: gp->ratio += speed * 0.01; break;
case ICO: gp->ratio += speed * 0.01; break;
case STEL_IN: gp->ratio += speed * 0.05; break;
case STEL: gp->ratio += speed * 0.01; break;
case STEL_OUT: gp->ratio += speed * 0.07; break;
case ICO2: gp->ratio += speed * 0.07; break;
case AXIS: gp->ratio += speed * 0.02; break;
case SPIN: gp->ratio += speed * 0.005; break;
case UNFOLD: gp->ratio += speed * 0.01; break;
default: abort();
}
if (gp->ratio > 1.0)
{
gp->ratio = 0;
switch (gp->state) {
case STARTUP: gp->state = FLAT; break;
case FLAT: gp->state = FOLD; break;
case FOLD: gp->state = ICO; break;
case ICO: gp->state = STEL_IN; break;
case STEL_IN: gp->state = STEL; break;
case STEL:
{
int i = (random() << 9) % 7;
gp->state = (i < 3 ? STEL_OUT :
i < 6 ? SPIN : AXIS);
}
break;
case AXIS: gp->state = STEL_OUT; break;
case SPIN: gp->state = STEL_OUT; break;
case STEL_OUT: gp->state = ICO2; break;
case ICO2: gp->state = UNFOLD; break;
case UNFOLD: gp->state = FLAT; break;
default: abort();
}
}
glEnable(GL_LINE_SMOOTH);
glEnable(GL_POINT_SMOOTH);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glPushMatrix();
gltrackball_rotate (gp->trackball);
glRotatef (current_device_rotation(), 0, 0, 1);
if (gp->state != STARTUP)
{
get_position (gp->rot, &x, &y, &z, !gp->button_down_p);
x = (x - 0.5) * 3;
y = (y - 0.5) * 3;
z = 0;
glTranslatef(x, y, z);
}
if (do_roll && gp->state != STARTUP)
{
get_rotation (gp->rot, &x, &y, 0, !gp->button_down_p);
glRotatef (x * 360, 1.0, 0.0, 0.0);
glRotatef (y * 360, 0.0, 1.0, 0.0);
}
if (do_stars)
{
glDisable(GL_TEXTURE_2D);
glDisable(GL_LIGHTING);
glPushMatrix();
glScalef (60, 60, 60);
glRotatef (90, 1, 0, 0);
glRotatef (35, 1, 0, 0);
glCallList (gp->starlist);
mi->polygon_count += gp->starcount;
glPopMatrix();
glClear(GL_DEPTH_BUFFER_BIT);
}
if (! wire)
glEnable (GL_LIGHTING);
if (do_texture)
glEnable(GL_TEXTURE_2D);
glScalef (2.6, 2.6, 2.6);
{
GLfloat fold_ratio = 0;
GLfloat stel_ratio = 0;
switch (gp->state) {
case FOLD: fold_ratio = gp->ratio; break;
case UNFOLD: fold_ratio = 1 - gp->ratio; break;
case ICO: case ICO2: fold_ratio = 1; break;
case STEL: case AXIS: case SPIN: fold_ratio = 1; stel_ratio = 1; break;
case STEL_IN: fold_ratio = 1; stel_ratio = gp->ratio; break;
case STEL_OUT: fold_ratio = 1; stel_ratio = 1 - gp->ratio; break;
case STARTUP: /* Tilt in from flat */
glRotatef (-90 * ease_ratio (1 - gp->ratio), 1, 0, 0);
break;
default: break;
}
# ifdef HAVE_MOBILE /* Enlarge the icosahedron a bit to make it more visible */
{
GLfloat s = 1 + 1.3 * ease_ratio (fold_ratio);
glScalef (s, s, s);
}
# endif
if (gp->state == SPIN)
{
align_axis (mi, 0);
glRotatef (ease_ratio (gp->ratio) * 360 * 3, 0, 0, 1);
align_axis (mi, 1);
}
draw_triangles (mi, ease_ratio (fold_ratio), ease_ratio (stel_ratio));
if (gp->state == AXIS)
draw_axis(mi);
}
glPopMatrix();
if (mi->fps_p) do_fps (mi);
glFinish();
glXSwapBuffers(dpy, window);
}
void draw()
{
draw_triangles();
}