OpenTTD Source  1.11.0-beta2
32bpp_sse2.hpp
Go to the documentation of this file.
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 #ifndef BLITTER_32BPP_SSE2_HPP
11 #define BLITTER_32BPP_SSE2_HPP
12 
13 #ifdef WITH_SSE
14 
15 #ifndef SSE_VERSION
16 #define SSE_VERSION 2
17 #endif
18 
19 #ifndef FULL_ANIMATION
20 #define FULL_ANIMATION 0
21 #endif
22 
23 #include "32bpp_sse_type.h"
24 
26 class Blitter_32bppSSE_Base {
27 public:
28  virtual ~Blitter_32bppSSE_Base() {}
29 
30  struct MapValue {
31  uint8 m;
32  uint8 v;
33  };
34  static_assert(sizeof(MapValue) == 2);
35 
37  enum ReadMode {
38  RM_WITH_SKIP,
39  RM_WITH_MARGIN,
40  RM_NONE,
41  };
42 
44  enum BlockType {
45  BT_EVEN,
46  BT_ODD,
47  BT_NONE,
48  };
49 
55  enum SpriteFlags {
56  SF_NONE = 0,
57  SF_TRANSLUCENT = 1 << 1,
58  SF_NO_REMAP = 1 << 2,
59  SF_NO_ANIM = 1 << 3,
60  };
61 
63  struct SpriteInfo {
64  uint32 sprite_offset;
65  uint32 mv_offset;
66  uint16 sprite_line_size;
67  uint16 sprite_width;
68  };
69  struct SpriteData {
70  SpriteFlags flags;
71  SpriteInfo infos[ZOOM_LVL_COUNT];
72  byte data[];
73  };
74 
75  Sprite *Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator);
76 };
77 
78 DECLARE_ENUM_AS_BIT_SET(Blitter_32bppSSE_Base::SpriteFlags);
79 
81 class Blitter_32bppSSE2 : public Blitter_32bppSimple, public Blitter_32bppSSE_Base {
82 public:
83  void Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom) override;
84  template <BlitterMode mode, Blitter_32bppSSE_Base::ReadMode read_mode, Blitter_32bppSSE_Base::BlockType bt_last, bool translucent>
85  void Draw(const Blitter::BlitterParams *bp, ZoomLevel zoom);
86 
87  Sprite *Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator) override {
88  return Blitter_32bppSSE_Base::Encode(sprite, allocator);
89  }
90 
91  const char *GetName() override { return "32bpp-sse2"; }
92 };
93 
95 class FBlitter_32bppSSE2 : public BlitterFactory {
96 public:
97  FBlitter_32bppSSE2() : BlitterFactory("32bpp-sse2", "32bpp SSE2 Blitter (no palette animation)", HasCPUIDFlag(1, 3, 26)) {}
98  Blitter *CreateInstance() override { return new Blitter_32bppSSE2(); }
99 };
100 
101 #endif /* WITH_SSE */
102 #endif /* BLITTER_32BPP_SSE2_HPP */
BlitterFactory::CreateInstance
virtual Blitter * CreateInstance()=0
Create an instance of this Blitter-class.
BlitterMode
BlitterMode
The modes of blitting we can do.
Definition: base.hpp:17
Blitter_32bppSimple
The most trivial 32 bpp blitter (without palette animation).
Definition: 32bpp_simple.hpp:17
Blitter
How all blitters should look like.
Definition: base.hpp:28
BlitterFactory
The base factory, keeping track of all blitters.
Definition: factory.hpp:23
ZOOM_LVL_COUNT
@ ZOOM_LVL_COUNT
Number of zoom levels.
Definition: zoom_type.h:32
ZoomLevel
ZoomLevel
All zoom levels we know.
Definition: zoom_type.h:21
Blitter_32bppSimple::Encode
Sprite * Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator) override
Convert a sprite from the loader to our own format.
Definition: 32bpp_simple.cpp:112
Blitter_32bppSimple::GetName
const char * GetName() override
Get the name of the blitter, the same as the Factory-instance returns.
Definition: 32bpp_simple.hpp:31
32bpp_sse_type.h
SpriteLoader::Sprite
Structure for passing information from the sprite loader to the blitter.
Definition: spriteloader.hpp:47
DECLARE_ENUM_AS_BIT_SET
DECLARE_ENUM_AS_BIT_SET(GenderEthnicity) enum CompanyManagerFaceVariable
Bitgroups of the CompanyManagerFace variable.
Definition: company_manager_face.h:29
Blitter::BlitterParams
Parameters related to blitting.
Definition: base.hpp:31
Blitter_32bppSimple::Draw
void Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom) override
Draw an image to the screen, given an amount of params defined above.
Definition: 32bpp_simple.cpp:21
Sprite
Data structure describing a sprite.
Definition: spritecache.h:17
HasCPUIDFlag
bool HasCPUIDFlag(uint type, uint index, uint bit)
Check whether the current CPU has the given flag.
Definition: cpu.cpp:141