void SvgGraph::draw_body(ostream& in_stream)
{
for (auto i : all_thing_to_draw)
{
in_stream << i.current_circle;//draw circle
vector<band> all_bands_on_circle;
for (auto j : i.all_bands)
{
all_bands_on_circle.push_back(j.current_band);
}
draw_band(in_stream, i.current_circle, all_bands_on_circle);//draw bands
for (auto j : i.all_bands)//draw onbands
{
draw_onbands(in_stream, i.current_circle, j.all_fill_onbands);
draw_onbands(in_stream, i.current_circle, j.all_heatmap_onbands);
draw_onbands(in_stream, i.current_circle, j.all_histogram_onbands);
draw_onbands(in_stream, i.current_circle, j.all_label_onbands);
draw_onbands(in_stream, i.current_circle, j.all_tick_onbands);
draw_onbands(in_stream, i.current_circle, j.all_linechart_onbands);
}
for (auto j : i.all_links)//draw links
{
in_stream << j;
}
for (auto j : i.all_tracks)//draw tracks
{
in_stream << j;
}
}
}
void lemuria_background_draw(lemuria_background_t * b,
float coords[4][3],
int texture_size_x,
int texture_size_y,
float * texture_offset_y,
float texture_advance_y,
int * flip_y)
{
int i;
float texture_y_1;
float texture_y_2;
float band_coords[4][3];
float y_fac;
float anti_y_fac;
*texture_offset_y += texture_advance_y;
if(*texture_offset_y > 1.0)
{
*texture_offset_y -= 1.0;
(*flip_y) = !(*flip_y);
}
else if(*texture_offset_y < 0.0)
{
*texture_offset_y += 1.0;
(*flip_y) = !(*flip_y);
}
// fprintf(stderr, "%f\n", *texture_offset_y);
/* interpol_y_2 - interpol_y_1 = delta_interpol */
switch(b->config->texture_mode)
{
case LEMURIA_TEXTURE_GOOM:
case LEMURIA_TEXTURE_XAOS:
/* Draw first partial band */
if(!*flip_y)
{
texture_y_1 = 1.0 - *texture_offset_y - TEXTURE_BORDER;
texture_y_2 = 1.0 - TEXTURE_BORDER;
}
else
{
texture_y_1 = *texture_offset_y + TEXTURE_BORDER;
texture_y_2 = TEXTURE_BORDER;
}
band_coords[0][0] = coords[0][0];
band_coords[0][1] = coords[0][1];
band_coords[0][2] = coords[0][2];
band_coords[1][0] = coords[1][0];
band_coords[1][1] = coords[1][1];
band_coords[1][2] = coords[1][2];
y_fac = *texture_offset_y/(float)texture_size_y;
anti_y_fac = 1.0 - y_fac;
band_coords[2][0] = coords[1][0] * anti_y_fac + coords[2][0] * y_fac;
band_coords[2][1] = coords[1][1] * anti_y_fac + coords[2][1] * y_fac;
band_coords[2][2] = coords[1][2] * anti_y_fac + coords[2][2] * y_fac;
band_coords[3][0] = coords[0][0] * anti_y_fac + coords[3][0] * y_fac;
band_coords[3][1] = coords[0][1] * anti_y_fac + coords[3][1] * y_fac;
band_coords[3][2] = coords[0][2] * anti_y_fac + coords[3][2] * y_fac;
// fprintf(stderr, "flip_y: %d\n", *flip_y);
draw_band(band_coords, texture_y_1, texture_y_2, texture_size_x);
/* Draw main part */
for(i = 0; i < texture_size_y - 1; i++)
{
texture_y_1 = texture_y_2;
texture_y_2 = 1.0 - texture_y_2;
/* Old top coords -> new bottom coords */
band_coords[0][0] = band_coords[3][0];
band_coords[0][1] = band_coords[3][1];
band_coords[0][2] = band_coords[3][2];
band_coords[1][0] = band_coords[2][0];
band_coords[1][1] = band_coords[2][1];
band_coords[1][2] = band_coords[2][2];
/* New top coords */
y_fac = (*texture_offset_y + (float)(i+1))/(float)texture_size_y;
anti_y_fac = 1.0 - y_fac;
band_coords[3][0] = coords[0][0] * anti_y_fac + coords[3][0] * y_fac;
band_coords[3][1] = coords[0][1] * anti_y_fac + coords[3][1] * y_fac;
band_coords[3][2] = coords[0][2] * anti_y_fac + coords[3][2] * y_fac;
band_coords[2][0] = coords[1][0] * anti_y_fac + coords[2][0] * y_fac;
band_coords[2][1] = coords[1][1] * anti_y_fac + coords[2][1] * y_fac;
band_coords[2][2] = coords[1][2] * anti_y_fac + coords[2][2] * y_fac;
draw_band(band_coords, texture_y_1, texture_y_2, texture_size_x);
}
/* Draw final band */
/* Old top coords -> new bottom coords */
band_coords[0][0] = band_coords[3][0];
band_coords[0][1] = band_coords[3][1];
band_coords[0][2] = band_coords[3][2];
band_coords[1][0] = band_coords[2][0];
band_coords[1][1] = band_coords[2][1];
band_coords[1][2] = band_coords[2][2];
band_coords[3][0] = coords[3][0];
band_coords[3][1] = coords[3][1];
band_coords[3][2] = coords[3][2];
band_coords[2][0] = coords[2][0];
band_coords[2][1] = coords[2][1];
band_coords[2][2] = coords[2][2];
texture_y_1 = texture_y_2;
if(texture_y_1 > 0.5)
{
texture_y_2 = 1.0 - (1.0 - *texture_offset_y);
}
else
{
texture_y_2 = (1.0 - *texture_offset_y);
}
draw_band(band_coords, texture_y_1, texture_y_2, texture_size_x);
break;
case LEMURIA_TEXTURE_CLOUDS:
case LEMURIA_TEXTURE_CLOUDS_ROTATE:
glBegin(GL_QUADS);
glTexCoord2f(0.0, *texture_offset_y);
glVertex3f(coords[0][0], coords[0][1], coords[0][2]);
glTexCoord2f((float)texture_size_x, *texture_offset_y);
glVertex3f(coords[1][0], coords[1][1], coords[1][2]);
glTexCoord2f((float)texture_size_x,
(float)texture_size_y + *texture_offset_y);
glVertex3f(coords[2][0], coords[2][1], coords[2][2]);
glTexCoord2f(0.0,
(float)texture_size_y + *texture_offset_y);
glVertex3f(coords[3][0], coords[3][1], coords[3][2]);
glEnd();
break;
case LEMURIA_TEXTURE_LEMURIA:
glMatrixMode(GL_COLOR);
glPushMatrix();
glMultMatrixf(color_matrix);
if(glGetError())
fprintf(stderr, "Oops\n");
glBegin(GL_QUADS);
glTexCoord2f(0.0, *texture_offset_y);
glVertex3f(coords[0][0], coords[0][1], coords[0][2]);
glTexCoord2f((float)texture_size_x, *texture_offset_y);
glVertex3f(coords[1][0], coords[1][1], coords[1][2]);
glTexCoord2f((float)texture_size_x,
(float)texture_size_y + *texture_offset_y);
glVertex3f(coords[2][0], coords[2][1], coords[2][2]);
glTexCoord2f(0.0,
(float)texture_size_y + *texture_offset_y);
glVertex3f(coords[3][0], coords[3][1], coords[3][2]);
glEnd();
glPopMatrix();
break;
}
}
