diff options
author | rubidium <rubidium@openttd.org> | 2008-04-16 21:06:21 +0000 |
---|---|---|
committer | rubidium <rubidium@openttd.org> | 2008-04-16 21:06:21 +0000 |
commit | 1367c9016149f3e750bf5cb2b0f7cbe0dbfaee1b (patch) | |
tree | dc02ad2a4260e84ae5e31d2f6df3f92b80a15bdf | |
parent | 4703eb20368acdebc3481dcb8397bcc0c466da67 (diff) | |
download | openttd-1367c9016149f3e750bf5cb2b0f7cbe0dbfaee1b.tar.xz |
(svn r12741) -Codechange: do not allocate the viewport drawer each time on the stack, but only once and reuse this.
-rw-r--r-- | src/viewport.cpp | 177 |
1 files changed, 84 insertions, 93 deletions
diff --git a/src/viewport.cpp b/src/viewport.cpp index 8a5cb43d3..f53a1daa8 100644 --- a/src/viewport.cpp +++ b/src/viewport.cpp @@ -153,7 +153,7 @@ struct ViewportDrawer { Point foundation_offset[FOUNDATION_PART_END]; ///< Pixeloffset for ground sprites on the foundations. }; -static ViewportDrawer *_cur_vd; +static ViewportDrawer _vd; TileHighlightData _thd; static TileInfo *_cur_ti; @@ -477,7 +477,7 @@ void DrawGroundSpriteAt(SpriteID image, SpriteID pal, int32 x, int32 y, byte z, { assert((image & SPRITE_MASK) < MAX_SPRITES); - TileSpriteToDraw *ts = _cur_vd->tile_sprites_to_draw.Append(); + TileSpriteToDraw *ts = _vd.tile_sprites_to_draw.Append(); ts->image = image; ts->pal = pal; ts->sub = sub; @@ -500,19 +500,18 @@ void DrawGroundSpriteAt(SpriteID image, SpriteID pal, int32 x, int32 y, byte z, */ static void AddChildSpriteToFoundation(SpriteID image, SpriteID pal, const SubSprite *sub, FoundationPart foundation_part, int extra_offs_x, int extra_offs_y) { - ViewportDrawer *vd = _cur_vd; assert(IsInsideMM(foundation_part, 0, FOUNDATION_PART_END)); - assert(vd->foundation[foundation_part] != -1); - Point offs = vd->foundation_offset[foundation_part]; + assert(_vd.foundation[foundation_part] != -1); + Point offs = _vd.foundation_offset[foundation_part]; /* Change the active ChildSprite list to the one of the foundation */ - int *old_child = vd->last_child; - vd->last_child = vd->last_foundation_child[foundation_part]; + int *old_child = _vd.last_child; + _vd.last_child = _vd.last_foundation_child[foundation_part]; AddChildSpriteScreen(image, pal, offs.x + extra_offs_x, offs.y + extra_offs_y, false, sub); /* Switch back to last ChildSprite list */ - vd->last_child = old_child; + _vd.last_child = old_child; } /** @@ -525,12 +524,11 @@ static void AddChildSpriteToFoundation(SpriteID image, SpriteID pal, const SubSp */ void DrawGroundSprite(SpriteID image, SpriteID pal, const SubSprite *sub) { - ViewportDrawer *vd = _cur_vd; /* Switch to first foundation part, if no foundation was drawn */ - if (vd->foundation_part == FOUNDATION_PART_NONE) vd->foundation_part = FOUNDATION_PART_NORMAL; + if (_vd.foundation_part == FOUNDATION_PART_NONE) _vd.foundation_part = FOUNDATION_PART_NORMAL; - if (vd->foundation[vd->foundation_part] != -1) { - AddChildSpriteToFoundation(image, pal, sub, vd->foundation_part, 0, 0); + if (_vd.foundation[_vd.foundation_part] != -1) { + AddChildSpriteToFoundation(image, pal, sub, _vd.foundation_part, 0, 0); } else { DrawGroundSpriteAt(image, pal, _cur_ti->x, _cur_ti->y, _cur_ti->z, sub); } @@ -546,24 +544,23 @@ void DrawGroundSprite(SpriteID image, SpriteID pal, const SubSprite *sub) */ void OffsetGroundSprite(int x, int y) { - ViewportDrawer *vd = _cur_vd; /* Switch to next foundation part */ - switch (vd->foundation_part) { + switch (_vd.foundation_part) { case FOUNDATION_PART_NONE: - vd->foundation_part = FOUNDATION_PART_NORMAL; + _vd.foundation_part = FOUNDATION_PART_NORMAL; break; case FOUNDATION_PART_NORMAL: - vd->foundation_part = FOUNDATION_PART_HALFTILE; + _vd.foundation_part = FOUNDATION_PART_HALFTILE; break; default: NOT_REACHED(); } - /* vd->last_child == NULL if foundation sprite was clipped by the viewport bounds */ - if (vd->last_child != NULL) vd->foundation[vd->foundation_part] = vd->parent_sprites_to_draw.items - 1; + /* _vd.last_child == NULL if foundation sprite was clipped by the viewport bounds */ + if (_vd.last_child != NULL) _vd.foundation[_vd.foundation_part] = _vd.parent_sprites_to_draw.items - 1; - vd->foundation_offset[vd->foundation_part].x = x; - vd->foundation_offset[vd->foundation_part].y = y; - vd->last_foundation_child[vd->foundation_part] = vd->last_child; + _vd.foundation_offset[_vd.foundation_part].x = x; + _vd.foundation_offset[_vd.foundation_part].y = y; + _vd.last_foundation_child[_vd.foundation_part] = _vd.last_child; } /** @@ -579,17 +576,16 @@ void OffsetGroundSprite(int x, int y) */ static void AddCombinedSprite(SpriteID image, SpriteID pal, int x, int y, byte z, const SubSprite *sub) { - const ViewportDrawer *vd = _cur_vd; Point pt = RemapCoords(x, y, z); const Sprite* spr = GetSprite(image & SPRITE_MASK); - if (pt.x + spr->x_offs >= vd->dpi.left + vd->dpi.width || - pt.x + spr->x_offs + spr->width <= vd->dpi.left || - pt.y + spr->y_offs >= vd->dpi.top + vd->dpi.height || - pt.y + spr->y_offs + spr->height <= vd->dpi.top) + if (pt.x + spr->x_offs >= _vd.dpi.left + _vd.dpi.width || + pt.x + spr->x_offs + spr->width <= _vd.dpi.left || + pt.y + spr->y_offs >= _vd.dpi.top + _vd.dpi.height || + pt.y + spr->y_offs + spr->height <= _vd.dpi.top) return; - const ParentSpriteToDraw *pstd = vd->parent_sprites_to_draw.End() - 1; + const ParentSpriteToDraw *pstd = _vd.parent_sprites_to_draw.End() - 1; AddChildSpriteScreen(image, pal, pt.x - pstd->left, pt.y - pstd->top, false, sub); } @@ -619,7 +615,6 @@ static void AddCombinedSprite(SpriteID image, SpriteID pal, int x, int y, byte z */ void AddSortableSpriteToDraw(SpriteID image, SpriteID pal, int x, int y, int w, int h, int dz, int z, bool transparent, int bb_offset_x, int bb_offset_y, int bb_offset_z, const SubSprite *sub) { - ViewportDrawer *vd = _cur_vd; int32 left, right, top, bottom; assert((image & SPRITE_MASK) < MAX_SPRITES); @@ -630,12 +625,12 @@ void AddSortableSpriteToDraw(SpriteID image, SpriteID pal, int x, int y, int w, pal = PALETTE_TO_TRANSPARENT; } - if (vd->combine_sprites == 2) { + if (_vd.combine_sprites == 2) { AddCombinedSprite(image, pal, x, y, z, sub); return; } - vd->last_child = NULL; + _vd.last_child = NULL; Point pt = RemapCoords(x, y, z); int tmp_left, tmp_top, tmp_x = pt.x, tmp_y = pt.y; @@ -663,14 +658,14 @@ void AddSortableSpriteToDraw(SpriteID image, SpriteID pal, int x, int y, int w, } /* Do not add the sprite to the viewport, if it is outside */ - if (left >= vd->dpi.left + vd->dpi.width || - right <= vd->dpi.left || - top >= vd->dpi.top + vd->dpi.height || - bottom <= vd->dpi.top) { + if (left >= _vd.dpi.left + _vd.dpi.width || + right <= _vd.dpi.left || + top >= _vd.dpi.top + _vd.dpi.height || + bottom <= _vd.dpi.top) { return; } - ParentSpriteToDraw *ps = vd->parent_sprites_to_draw.Append(); + ParentSpriteToDraw *ps = _vd.parent_sprites_to_draw.Append(); ps->x = tmp_x; ps->y = tmp_y; @@ -690,22 +685,22 @@ void AddSortableSpriteToDraw(SpriteID image, SpriteID pal, int x, int y, int w, ps->zmax = z + max(bb_offset_z, dz) - 1; ps->comparison_done = false; - ps->first_child = vd->child_screen_sprites_to_draw.items; - ps->last_child = vd->child_screen_sprites_to_draw.items; + ps->first_child = _vd.child_screen_sprites_to_draw.items; + ps->last_child = _vd.child_screen_sprites_to_draw.items; - vd->last_child = &ps->last_child; + _vd.last_child = &ps->last_child; - if (vd->combine_sprites == 1) vd->combine_sprites = 2; + if (_vd.combine_sprites == 1) _vd.combine_sprites = 2; } void StartSpriteCombine() { - _cur_vd->combine_sprites = 1; + _vd.combine_sprites = 1; } void EndSpriteCombine() { - _cur_vd->combine_sprites = 0; + _vd.combine_sprites = 0; } /** @@ -720,12 +715,10 @@ void EndSpriteCombine() */ void AddChildSpriteScreen(SpriteID image, SpriteID pal, int x, int y, bool transparent, const SubSprite *sub) { - ViewportDrawer *vd = _cur_vd; - assert((image & SPRITE_MASK) < MAX_SPRITES); /* If the ParentSprite was clipped by the viewport bounds, do not draw the ChildSprites either */ - if (vd->last_child == NULL) return; + if (_vd.last_child == NULL) return; /* make the sprites transparent with the right palette */ if (transparent) { @@ -735,7 +728,7 @@ void AddChildSpriteScreen(SpriteID image, SpriteID pal, int x, int y, bool trans /* Append the sprite to the active ChildSprite list. * If the active ParentSprite is a foundation, update last_foundation_child as well. */ - ChildScreenSpriteToDraw *cs = vd->child_screen_sprites_to_draw.Append(); + ChildScreenSpriteToDraw *cs = _vd.child_screen_sprites_to_draw.Append(); cs->image = image; cs->pal = pal; cs->sub = sub; @@ -743,13 +736,13 @@ void AddChildSpriteScreen(SpriteID image, SpriteID pal, int x, int y, bool trans cs->y = y; cs->next = NULL; - *vd->last_child = vd->child_screen_sprites_to_draw.items; + *_vd.last_child = _vd.child_screen_sprites_to_draw.items; } /* Returns a StringSpriteToDraw */ void AddStringToDraw(int x, int y, StringID string, uint64 params_1, uint64 params_2, uint16 color, uint16 width) { - StringSpriteToDraw *ss = _cur_vd->string_sprites_to_draw.Append(); + StringSpriteToDraw *ss = _vd.string_sprites_to_draw.Append(); ss->string = string; ss->x = x; ss->y = y; @@ -774,7 +767,7 @@ void AddStringToDraw(int x, int y, StringID string, uint64 params_1, uint64 para static void DrawSelectionSprite(SpriteID image, SpriteID pal, const TileInfo *ti, int z_offset, FoundationPart foundation_part) { /* FIXME: This is not totally valid for some autorail highlights, that extent over the edges of the tile. */ - if (_cur_vd->foundation[foundation_part] == -1) { + if (_vd.foundation[foundation_part] == -1) { /* draw on real ground */ DrawGroundSpriteAt(image, pal, ti->x, ti->y, ti->z + z_offset); } else { @@ -947,7 +940,6 @@ static void DrawTileSelection(const TileInfo *ti) static void ViewportAddLandscape() { - ViewportDrawer *vd = _cur_vd; int x, y, width, height; TileInfo ti; bool direction; @@ -955,14 +947,14 @@ static void ViewportAddLandscape() _cur_ti = &ti; /* Transform into tile coordinates and round to closest full tile */ - x = ((vd->dpi.top >> 1) - (vd->dpi.left >> 2)) & ~0xF; - y = ((vd->dpi.top >> 1) + (vd->dpi.left >> 2) - 0x10) & ~0xF; + x = ((_vd.dpi.top >> 1) - (_vd.dpi.left >> 2)) & ~0xF; + y = ((_vd.dpi.top >> 1) + (_vd.dpi.left >> 2) - 0x10) & ~0xF; /* determine size of area */ { Point pt = RemapCoords(x, y, 241); - width = (vd->dpi.left + vd->dpi.width - pt.x + 95) >> 6; - height = (vd->dpi.top + vd->dpi.height - pt.y) >> 5 << 1; + width = (_vd.dpi.left + _vd.dpi.width - pt.x + 95) >> 6; + height = (_vd.dpi.top + _vd.dpi.height - pt.y) >> 5 << 1; } assert(width > 0); @@ -997,11 +989,11 @@ static void ViewportAddLandscape() y_cur += 0x10; x_cur -= 0x10; - vd->foundation_part = FOUNDATION_PART_NONE; - vd->foundation[0] = -1; - vd->foundation[1] = -1; - vd->last_foundation_child[0] = NULL; - vd->last_foundation_child[1] = NULL; + _vd.foundation_part = FOUNDATION_PART_NONE; + _vd.foundation[0] = -1; + _vd.foundation[1] = -1; + _vd.last_foundation_child[0] = NULL; + _vd.last_foundation_child[1] = NULL; _tile_type_procs[tt]->draw_tile_proc(&ti); DrawTileSelection(&ti); @@ -1461,57 +1453,56 @@ static void ViewportDrawStrings(DrawPixelInfo *dpi, const StringSpriteToDrawVect void ViewportDoDraw(const ViewPort *vp, int left, int top, int right, int bottom) { - ViewportDrawer vd; - int mask; - int x; - int y; - DrawPixelInfo *old_dpi; - - _cur_vd = &vd; + DrawPixelInfo *old_dpi = _cur_dpi; + _cur_dpi = &_vd.dpi; - old_dpi = _cur_dpi; - _cur_dpi = &vd.dpi; + _vd.dpi.zoom = vp->zoom; + int mask = ScaleByZoom(-1, vp->zoom); - vd.dpi.zoom = vp->zoom; - mask = ScaleByZoom(-1, vp->zoom); + _vd.combine_sprites = 0; - vd.combine_sprites = 0; + _vd.dpi.width = (right - left) & mask; + _vd.dpi.height = (bottom - top) & mask; + _vd.dpi.left = left & mask; + _vd.dpi.top = top & mask; + _vd.dpi.pitch = old_dpi->pitch; + _vd.last_child = NULL; - vd.dpi.width = (right - left) & mask; - vd.dpi.height = (bottom - top) & mask; - vd.dpi.left = left & mask; - vd.dpi.top = top & mask; - vd.dpi.pitch = old_dpi->pitch; - vd.last_child = NULL; + int x = UnScaleByZoom(_vd.dpi.left - (vp->virtual_left & mask), vp->zoom) + vp->left; + int y = UnScaleByZoom(_vd.dpi.top - (vp->virtual_top & mask), vp->zoom) + vp->top; - x = UnScaleByZoom(vd.dpi.left - (vp->virtual_left & mask), vp->zoom) + vp->left; - y = UnScaleByZoom(vd.dpi.top - (vp->virtual_top & mask), vp->zoom) + vp->top; - - vd.dpi.dst_ptr = BlitterFactoryBase::GetCurrentBlitter()->MoveTo(old_dpi->dst_ptr, x - old_dpi->left, y - old_dpi->top); + _vd.dpi.dst_ptr = BlitterFactoryBase::GetCurrentBlitter()->MoveTo(old_dpi->dst_ptr, x - old_dpi->left, y - old_dpi->top); ViewportAddLandscape(); - ViewportAddVehicles(&vd.dpi); - DrawTextEffects(&vd.dpi); + ViewportAddVehicles(&_vd.dpi); + DrawTextEffects(&_vd.dpi); - ViewportAddTownNames(&vd.dpi); - ViewportAddStationNames(&vd.dpi); - ViewportAddSigns(&vd.dpi); - ViewportAddWaypoints(&vd.dpi); + ViewportAddTownNames(&_vd.dpi); + ViewportAddStationNames(&_vd.dpi); + ViewportAddSigns(&_vd.dpi); + ViewportAddWaypoints(&_vd.dpi); - if (vd.tile_sprites_to_draw.items != 0) ViewportDrawTileSprites(&vd.tile_sprites_to_draw); + if (_vd.tile_sprites_to_draw.items != 0) ViewportDrawTileSprites(&_vd.tile_sprites_to_draw); - for (ParentSpriteToDraw *it = vd.parent_sprites_to_draw.Begin(); it != vd.parent_sprites_to_draw.End(); it++) { - *vd.parent_sprites_to_sort.Append() = it; + ParentSpriteToDraw *psd_end = _vd.parent_sprites_to_draw.End(); + for (ParentSpriteToDraw *it = _vd.parent_sprites_to_draw.Begin(); it != psd_end; it++) { + *_vd.parent_sprites_to_sort.Append() = it; } - ViewportSortParentSprites(&vd.parent_sprites_to_sort); - ViewportDrawParentSprites(&vd.parent_sprites_to_sort, &vd.child_screen_sprites_to_draw); + ViewportSortParentSprites(&_vd.parent_sprites_to_sort); + ViewportDrawParentSprites(&_vd.parent_sprites_to_sort, &_vd.child_screen_sprites_to_draw); - if (_draw_bounding_boxes) ViewportDrawBoundingBoxes(&vd.parent_sprites_to_sort); + if (_draw_bounding_boxes) ViewportDrawBoundingBoxes(&_vd.parent_sprites_to_sort); - if (vd.string_sprites_to_draw.items != 0) ViewportDrawStrings(&vd.dpi, &vd.string_sprites_to_draw); + if (_vd.string_sprites_to_draw.items != 0) ViewportDrawStrings(&_vd.dpi, &_vd.string_sprites_to_draw); _cur_dpi = old_dpi; + + _vd.string_sprites_to_draw.items = 0; + _vd.tile_sprites_to_draw.items = 0; + _vd.parent_sprites_to_draw.items = 0; + _vd.parent_sprites_to_sort.items = 0; + _vd.child_screen_sprites_to_draw.items = 0; } /** Make sure we don't draw a too big area at a time. |