OpenTTD Source  20240919-master-gdf0233f4c2
32bpp_simple.hpp
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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 #ifndef BLITTER_32BPP_SIMPLE_HPP
11 #define BLITTER_32BPP_SIMPLE_HPP
12 
13 #include "32bpp_base.hpp"
14 #include "factory.hpp"
15 
18  struct Pixel {
19  uint8_t r;
20  uint8_t g;
21  uint8_t b;
22  uint8_t a;
23  uint8_t m;
24  uint8_t v;
25  };
26 public:
27  void Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom) override;
28  void DrawColourMappingRect(void *dst, int width, int height, PaletteID pal) override;
29  Sprite *Encode(const SpriteLoader::SpriteCollection &sprite, SpriteAllocator &allocator) override;
30 
31  std::string_view GetName() override { return "32bpp-simple"; }
32 };
33 
36 public:
37  FBlitter_32bppSimple() : BlitterFactory("32bpp-simple", "32bpp Simple Blitter (no palette animation)") {}
38  Blitter *CreateInstance() override { return new Blitter_32bppSimple(); }
39 };
40 
41 #endif /* BLITTER_32BPP_SIMPLE_HPP */
factory.hpp
Blitter_32bppSimple::Pixel::v
uint8_t v
Brightness-channel.
Definition: 32bpp_simple.hpp:24
Blitter_32bppSimple::Encode
Sprite * Encode(const SpriteLoader::SpriteCollection &sprite, SpriteAllocator &allocator) override
Convert a sprite from the loader to our own format.
Definition: 32bpp_simple.cpp:118
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:29
Blitter_32bppSimple::Pixel
Definition: 32bpp_simple.hpp:18
Blitter_32bppSimple::Pixel::m
uint8_t m
Remap-channel.
Definition: 32bpp_simple.hpp:23
BlitterFactory
The base factory, keeping track of all blitters.
Definition: factory.hpp:21
Blitter_32bppBase
Base for all 32bpp blitters.
Definition: 32bpp_base.hpp:19
PaletteID
uint32_t PaletteID
The number of the palette.
Definition: gfx_type.h:19
SpriteAllocator
Interface for something that can allocate memory for a sprite.
Definition: spriteloader.hpp:88
SpriteLoader::SpriteCollection
std::array< Sprite, ZOOM_LVL_END > SpriteCollection
Type defining a collection of sprites, one for each zoom level.
Definition: spriteloader.hpp:70
32bpp_base.hpp
Blitter_32bppSimple::Pixel::b
uint8_t b
Blue-channel.
Definition: 32bpp_simple.hpp:21
Blitter_32bppSimple::Pixel::g
uint8_t g
Green-channel.
Definition: 32bpp_simple.hpp:20
FBlitter_32bppSimple::CreateInstance
Blitter * CreateInstance() override
Create an instance of this Blitter-class.
Definition: 32bpp_simple.hpp:38
Blitter_32bppSimple::DrawColourMappingRect
void DrawColourMappingRect(void *dst, int width, int height, PaletteID pal) override
Draw a colourtable to the screen.
Definition: 32bpp_simple.cpp:90
BlitterFactory::BlitterFactory
BlitterFactory(const char *name, const char *description, bool usable=true)
Construct the blitter, and register it.
Definition: factory.hpp:58
Blitter_32bppSimple::Pixel::a
uint8_t a
Alpha-channel.
Definition: 32bpp_simple.hpp:22
Blitter_32bppSimple::GetName
std::string_view GetName() override
Get the name of the blitter, the same as the Factory-instance returns.
Definition: 32bpp_simple.hpp:31
Blitter_32bppSimple::Pixel::r
uint8_t r
Red-channel.
Definition: 32bpp_simple.hpp:19
Blitter::BlitterParams
Parameters related to blitting.
Definition: base.hpp:32
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:22
Sprite
Data structure describing a sprite.
Definition: spritecache.h:17
ZoomLevel
ZoomLevel
All zoom levels we know.
Definition: zoom_type.h:16
FBlitter_32bppSimple
Factory for the simple 32 bpp blitter.
Definition: 32bpp_simple.hpp:35