mirror of
https://github.com/KartKrewDev/RingRacers.git
synced 2025-10-30 08:01:28 +00:00
Refactor and fix drawOnMinimap
This commit is contained in:
JugadorXEI
parent
eff25774a1
commit
10d46fb1db
1 changed files with 30 additions and 126 deletions
156
src/lua_hudlib.c
156
src/lua_hudlib.c
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@ -26,6 +26,7 @@
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#include "w_wad.h"
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#include "z_zone.h"
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#include "hu_stuff.h"
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#include "k_hud.h"
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#include "lua_script.h"
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#include "lua_libs.h"
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@ -575,6 +576,7 @@ static int libd_drawStretched(lua_State *L)
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// KART: draw patch on minimap from x, y coordinates on the map
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// Sal: Let's please just merge the relevant info into the actual function, and have Lua call that...
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// JugadorXEI: hey, sure.
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static int libd_drawOnMinimap(lua_State *L)
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{
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fixed_t x, y, scale; // coordinates of the object
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@ -585,22 +587,12 @@ static int libd_drawOnMinimap(lua_State *L)
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// variables used to replicate k_kart's mmap drawer:
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patch_t *AutomapPic;
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INT32 mx, my;
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INT32 splitflags, minimaptrans;
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// base position of the minimap which also takes splits into account:
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INT32 MM_X, MM_Y;
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// variables used for actually drawing the icon:
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fixed_t amnumxpos, amnumypos;
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INT32 amxpos, amypos;
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node_t *bsp = &nodes[numnodes-1];
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fixed_t maxx, minx, maxy, miny;
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fixed_t mapwidth, mapheight;
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fixed_t xoffset, yoffset;
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fixed_t xscale, yscale, zoom;
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position_t amnumpos;
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INT32 minimapflags;
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fixed_t amxpos, amypos;
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INT32 mm_x, mm_y;
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fixed_t patchw, patchh;
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HUDONLY // only run this function in hud hooks
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@ -611,56 +603,7 @@ static int libd_drawOnMinimap(lua_State *L)
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if (!lua_isnoneornil(L, 5))
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colormap = *((UINT8 **)luaL_checkudata(L, 5, META_COLORMAP));
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centered = lua_optboolean(L, 6);
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// replicate exactly what source does for its minimap drawer; AKA hardcoded garbo.
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// first, check what position the mmap is supposed to be in (pasted from k_kart.c):
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MM_X = BASEVIDWIDTH - 50; // 270
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MM_Y = (BASEVIDHEIGHT/2)-16; // 84
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if (r_splitscreen)
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{
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MM_Y = (BASEVIDHEIGHT/2);
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if (r_splitscreen > 1) // 3P : bottom right
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{
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MM_X = (3*BASEVIDWIDTH/4);
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MM_Y = (3*BASEVIDHEIGHT/4);
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if (r_splitscreen > 2) // 4P: centered
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{
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MM_X = (BASEVIDWIDTH/2);
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MM_Y = (BASEVIDHEIGHT/2);
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}
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}
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}
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// splitscreen flags
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splitflags = (r_splitscreen == 3 ? 0 : V_SNAPTORIGHT); // flags should only be 0 when it's centered (4p split)
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{
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const tic_t length = TICRATE/2;
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if (!lt_exitticker)
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return 0;
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minimaptrans = 4;
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if (lt_exitticker < length)
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minimaptrans = (((INT32)lt_exitticker)*minimaptrans)/((INT32)length);
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if (!minimaptrans)
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return 0;
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}
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minimaptrans = ((10-minimaptrans)<<FF_TRANSSHIFT);
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splitflags |= minimaptrans;
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if (!(r_splitscreen == 2))
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{
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splitflags &= ~minimaptrans;
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splitflags |= V_HUDTRANSHALF;
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}
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splitflags &= ~V_HUDTRANSHALF;
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splitflags |= V_HUDTRANS;
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// Draw the HUD only when playing in a level.
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// hu_stuff needs this, unlike st_stuff.
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if (gamestate != GS_LEVEL)
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@ -668,79 +611,40 @@ static int libd_drawOnMinimap(lua_State *L)
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if (R_GetViewNumber() != 0)
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return 0;
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AutomapPic = mapheaderinfo[gamemap-1]->minimapPic;
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AutomapPic = minimapinfo.minimap_pic;
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if (!AutomapPic)
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{
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return 0; // no pic, just get outta here
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}
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mx = MM_X - (AutomapPic->width/2);
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my = MM_Y - (AutomapPic->height/2);
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// let offsets transfer to the heads, too!
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// Handle offsets and stuff.
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mm_x = MINI_X;
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mm_y = MINI_Y - SHORT(AutomapPic->topoffset);
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if (encoremode)
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mx += SHORT(AutomapPic->leftoffset);
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{
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mm_x += SHORT(AutomapPic->leftoffset);
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}
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else
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mx -= SHORT(AutomapPic->leftoffset);
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my -= SHORT(AutomapPic->topoffset);
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{
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mm_x -= SHORT(AutomapPic->leftoffset);
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}
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// now that we have replicated this behavior, we can draw an icon from our supplied x, y coordinates by replicating k_kart.c's totally understandable uncommented code!!!
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// get map boundaries using nodes
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maxx = maxy = INT32_MAX;
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minx = miny = INT32_MIN;
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minx = bsp->bbox[0][BOXLEFT];
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maxx = bsp->bbox[0][BOXRIGHT];
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miny = bsp->bbox[0][BOXBOTTOM];
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maxy = bsp->bbox[0][BOXTOP];
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if (bsp->bbox[1][BOXLEFT] < minx)
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minx = bsp->bbox[1][BOXLEFT];
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if (bsp->bbox[1][BOXRIGHT] > maxx)
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maxx = bsp->bbox[1][BOXRIGHT];
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if (bsp->bbox[1][BOXBOTTOM] < miny)
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miny = bsp->bbox[1][BOXBOTTOM];
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if (bsp->bbox[1][BOXTOP] > maxy)
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maxy = bsp->bbox[1][BOXTOP];
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// You might be wondering why these are being bitshift here
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// it's because mapwidth and height would otherwise overflow for maps larger than half the size possible...
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// map boundaries and sizes will ALWAYS be whole numbers thankfully
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// later calculations take into consideration that these are actually not in terms of FRACUNIT though
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minx >>= FRACBITS;
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maxx >>= FRACBITS;
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miny >>= FRACBITS;
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maxy >>= FRACBITS;
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// these are our final map boundaries:
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mapwidth = maxx - minx;
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mapheight = maxy - miny;
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// These should always be small enough to be bitshift back right now
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xoffset = (minx + mapwidth/2)<<FRACBITS;
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yoffset = (miny + mapheight/2)<<FRACBITS;
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xscale = FixedDiv(AutomapPic->width, mapwidth);
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yscale = FixedDiv(AutomapPic->height, mapheight);
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zoom = FixedMul(min(xscale, yscale), FRACUNIT-FRACUNIT/20);
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amnumxpos = (FixedMul(x, zoom) - FixedMul(xoffset, zoom));
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amnumypos = -(FixedMul(y, zoom) - FixedMul(yoffset, zoom));
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if (encoremode)
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amnumxpos = -amnumxpos;
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// Minimap flags:
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minimapflags = K_GetMinimapSplitFlags(false)|K_GetMinimapTransFlags(false);
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// scale patch coords
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patchw = patch->width*scale /2;
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patchh = patch->height*scale /2;
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patchw = (SHORT(patch->width) / 2) * scale;
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patchh = (SHORT(patch->height) / 2) * scale;
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if (centered)
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patchw = patchh = 0; // patch is supposedly already centered, don't butt in.
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amxpos = amnumxpos + ((mx + AutomapPic->width/2)<<FRACBITS) - patchw;
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amypos = amnumypos + ((my + AutomapPic->height/2)<<FRACBITS) - patchh;
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amnumpos = K_GetKartObjectPosToMinimapPos(x, y);
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amxpos = amnumpos.x + (mm_x<<FRACBITS) - patchw;
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amypos = amnumpos.y + (mm_y<<FRACBITS) - patchh;
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// and NOW we can FINALLY DRAW OUR GOD DAMN PATCH :V
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lua_getfield(L, LUA_REGISTRYINDEX, "HUD_DRAW_LIST");
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@ -748,9 +652,9 @@ static int libd_drawOnMinimap(lua_State *L)
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lua_pop(L, 1);
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if (LUA_HUD_IsDrawListValid(list))
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LUA_HUD_AddDrawScaled(list, amxpos, amypos, scale, patch, splitflags, colormap);
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LUA_HUD_AddDrawScaled(list, amxpos, amypos, scale, patch, minimapflags, colormap);
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else
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V_DrawFixedPatch(amxpos, amypos, scale, splitflags, patch, colormap);
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V_DrawFixedPatch(amxpos, amypos, scale, minimapflags, patch, colormap);
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return 0;
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}
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