OpenTTD Source: src/viewport_sprite_sorter.h Source File

OpenTTD Source 14.1

viewport_sprite_sorter.h
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1 /*
2 * This file is part of OpenTTD.
3 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6 */
7
10 #include "stdafx.h"
11 #include "gfx_type.h"
12
13 #ifndef VIEWPORT_SPRITE_SORTER_H
14 #define VIEWPORT_SPRITE_SORTER_H
15
17 struct ParentSpriteToDraw {
18 /* Block of 16B loadable in xmm register */
19 int32_t xmin;
20 int32_t ymin;
21 int32_t zmin;
22 int32_t x;
23
24 /* Second block of 16B loadable in xmm register */
25 int32_t xmax;
26 int32_t ymax;
27 int32_t zmax;
28 int32_t y;
29
30 SpriteID image;
31 PaletteID pal;
32 const SubSprite *sub;
33
34 int32_t left;
35 int32_t top;
36
37 int32_t first_child;
38 uint32_t order;
39 };
40
41 typedef std::vector<ParentSpriteToDraw*> ParentSpriteToSortVector;
42
44 typedef bool (*VpSorterChecker)();
46 typedef void (*VpSpriteSorter)(ParentSpriteToSortVector *psd);
47
48 #ifdef WITH_SSE
49 bool ViewportSortParentSpritesSSE41Checker();
50 void ViewportSortParentSpritesSSE41(ParentSpriteToSortVector *psdv);
51 #endif
52
53 void InitializeSpriteSorter();
54
55 #endif /* VIEWPORT_SPRITE_SORTER_H */
ParentSpriteToDraw::image
SpriteID image
sprite to draw
Definition: viewport_sprite_sorter.h:30
ParentSpriteToDraw::xmax
int32_t xmax
maximal world X coordinate of bounding box
Definition: viewport_sprite_sorter.h:25
SubSprite
Used to only draw a part of the sprite.
Definition: gfx_type.h:225
PaletteID
uint32_t PaletteID
The number of the palette.
Definition: gfx_type.h:18
ParentSpriteToDraw::y
int32_t y
screen Y coordinate of sprite
Definition: viewport_sprite_sorter.h:28
ParentSpriteToDraw::top
int32_t top
minimal screen Y coordinate of sprite (= y + sprite->y_offs), reference point for child sprites
Definition: viewport_sprite_sorter.h:35
ParentSpriteToDraw::zmax
int32_t zmax
maximal world Z coordinate of bounding box
Definition: viewport_sprite_sorter.h:27
ParentSpriteToDraw::order
uint32_t order
Used during sprite sorting.
Definition: viewport_sprite_sorter.h:38
ParentSpriteToDraw::x
int32_t x
screen X coordinate of sprite
Definition: viewport_sprite_sorter.h:22
ParentSpriteToDraw::pal
PaletteID pal
palette to use
Definition: viewport_sprite_sorter.h:31
ParentSpriteToDraw::zmin
int32_t zmin
minimal world Z coordinate of bounding box
Definition: viewport_sprite_sorter.h:21
ParentSpriteToDraw::first_child
int32_t first_child
the first child to draw.
Definition: viewport_sprite_sorter.h:37
VpSorterChecker
bool(* VpSorterChecker)()
Type for method for checking whether a viewport sprite sorter exists.
Definition: viewport_sprite_sorter.h:44
ParentSpriteToDraw::sub
const SubSprite * sub
only draw a rectangular part of the sprite
Definition: viewport_sprite_sorter.h:32
InitializeSpriteSorter
void InitializeSpriteSorter()
Choose the "best" sprite sorter and set _vp_sprite_sorter.
Definition: viewport.cpp:3515
ParentSpriteToDraw::ymax
int32_t ymax
maximal world Y coordinate of bounding box
Definition: viewport_sprite_sorter.h:26
VpSpriteSorter
void(* VpSpriteSorter)(ParentSpriteToSortVector *psd)
Type for the actual viewport sprite sorter.
Definition: viewport_sprite_sorter.h:46
stdafx.h
SpriteID
uint32_t SpriteID
The number of a sprite, without mapping bits and colourtables.
Definition: gfx_type.h:17
ParentSpriteToDraw::xmin
int32_t xmin
minimal world X coordinate of bounding box
Definition: viewport_sprite_sorter.h:19
ParentSpriteToDraw
Parent sprite that should be drawn.
Definition: viewport_sprite_sorter.h:17
ParentSpriteToDraw::left
int32_t left
minimal screen X coordinate of sprite (= x + sprite->x_offs), reference point for child sprites
Definition: viewport_sprite_sorter.h:34
ParentSpriteToDraw::ymin
int32_t ymin
minimal world Y coordinate of bounding box
Definition: viewport_sprite_sorter.h:20
gfx_type.h