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Goober5000
70ee8461ab
This was suggested by the sexp overhaul but is useful on its own too. Some of the `const` changes cascade a bit.
55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
// HUDNavigation.cpp
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// Derek Meek
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// 4-30-2004
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#include "autopilot/autopilot.h"
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#include "hud/hud.h"
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#include "hud/hudbrackets.h"
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#include "hud/hudnavigation.h"
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#include "hud/hudtarget.h"
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#include "hud/hudtargetbox.h"
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#include "object/object.h"
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#include "render/3d.h"
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#include "ship/ship.h"
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extern void hud_target_show_dist_on_bracket(int x, int y, float distance, int font_num);
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extern void draw_brackets_square_quick(int x1, int y1, int x2, int y2, int thick);
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/**
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* Draws the Navigation stuff on the HUD
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*/
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void hud_draw_navigation()
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{
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if (CurrentNav != -1 && Navs[CurrentNav].flags & NP_VALIDTYPE && !(Navs[CurrentNav].flags & NP_NOSELECT))
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{
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int in_cockpit;
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if (!(Viewer_mode & (VM_EXTERNAL | VM_DEAD_VIEW | VM_WARP_CHASE | VM_PADLOCK_ANY)) )
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in_cockpit = 1;
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else
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in_cockpit = 0;
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vertex target_point; // temp vertex used to find screen position for 3-D object;
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auto target_pos = Navs[CurrentNav].GetPosition();
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color NavColor;
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memset(&target_point, 0, sizeof(target_point));
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unsigned int alpha = HUD_COLOR_ALPHA_MAX * 16;
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if (Navs[CurrentNav].flags & NP_VISITED)
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gr_init_alphacolor( &NavColor, 0xFF, 0xFF, 0x00, alpha);
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else
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gr_init_alphacolor( &NavColor, 0x80, 0x80, 0xff, alpha);
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g3_rotate_vertex(&target_point, target_pos);
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g3_project_vertex(&target_point);
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if ( in_cockpit )
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hud_target_add_display_list(NULL, &target_point, target_pos, 0, &NavColor, Navs[CurrentNav].m_NavName, TARGET_DISPLAY_DIST);
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}
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}
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