diff options
Diffstat (limited to 'src/renderer.cpp')
-rw-r--r-- | src/renderer.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/renderer.cpp b/src/renderer.cpp new file mode 100644 index 0000000..2916dd6 --- /dev/null +++ b/src/renderer.cpp | |||
@@ -0,0 +1,97 @@ | |||
1 | #include "renderer.h" | ||
2 | #include "simulation.h" | ||
3 | #include "consts.h" | ||
4 | #include "level.h" | ||
5 | |||
6 | Renderer::Renderer() | ||
7 | { | ||
8 | win_ = window_ptr( | ||
9 | SDL_CreateWindow( | ||
10 | "dispatcher", | ||
11 | 100, | ||
12 | 100, | ||
13 | WINDOW_SIZE.w(), | ||
14 | WINDOW_SIZE.h(), | ||
15 | SDL_WINDOW_SHOWN)); | ||
16 | |||
17 | if (!win_) | ||
18 | { | ||
19 | throw sdl_error(); | ||
20 | } | ||
21 | |||
22 | ren_ = renderer_ptr( | ||
23 | SDL_CreateRenderer( | ||
24 | win_.get(), | ||
25 | -1, | ||
26 | SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC)); | ||
27 | |||
28 | if (!ren_) | ||
29 | { | ||
30 | throw sdl_error(); | ||
31 | } | ||
32 | |||
33 | SDL_SetRenderDrawBlendMode(ren_.get(), SDL_BLENDMODE_MOD); | ||
34 | SDL_SetRenderDrawColor(ren_.get(), 255, 150, 255, 255); | ||
35 | SDL_RenderFillRect(ren_.get(), nullptr); | ||
36 | } | ||
37 | |||
38 | void Renderer::render(const Simulation& sim) | ||
39 | { | ||
40 | texture_ptr canvas( | ||
41 | SDL_CreateTexture( | ||
42 | ren_.get(), | ||
43 | SDL_PIXELFORMAT_RGBA8888, | ||
44 | SDL_TEXTUREACCESS_TARGET, | ||
45 | WINDOW_SIZE.w(), | ||
46 | WINDOW_SIZE.h())); | ||
47 | |||
48 | if (!canvas) | ||
49 | { | ||
50 | throw sdl_error(); | ||
51 | } | ||
52 | |||
53 | SDL_SetRenderTarget(ren_.get(), nullptr); | ||
54 | SDL_SetRenderDrawBlendMode(ren_.get(), SDL_BLENDMODE_NONE); | ||
55 | SDL_SetRenderDrawColor(ren_.get(), 255, 150, rand() % 255, 255); | ||
56 | SDL_RenderClear(ren_.get()); | ||
57 | |||
58 | const Level& level = sim.getLevel(); | ||
59 | |||
60 | for (size_t y = 0; y < level.getSize().h(); y++) | ||
61 | { | ||
62 | for (size_t x = 0; x < level.getSize().w(); x++) | ||
63 | { | ||
64 | int val = level.at(x, y) * 10; | ||
65 | |||
66 | SDL_SetRenderDrawColor(ren_.get(), val, val, 0, 255); | ||
67 | |||
68 | SDL_Rect rect { | ||
69 | static_cast<int>(x * TILE_SIZE.w()), | ||
70 | static_cast<int>(y * TILE_SIZE.h()), | ||
71 | TILE_SIZE.w(), | ||
72 | TILE_SIZE.h() | ||
73 | }; | ||
74 | |||
75 | SDL_RenderFillRect(ren_.get(), &rect); | ||
76 | } | ||
77 | } | ||
78 | |||
79 | for (Simulation::id_type id : sim.getActive()) | ||
80 | { | ||
81 | const Entity& entity = sim.getEntity(id); | ||
82 | |||
83 | SDL_SetRenderDrawColor(ren_.get(), 100, 100, 100, 255); | ||
84 | |||
85 | SDL_Rect rect { | ||
86 | static_cast<int>(entity.pos.x()), | ||
87 | static_cast<int>(entity.pos.y()), | ||
88 | static_cast<int>(entity.size.w()), | ||
89 | static_cast<int>(entity.size.h()) | ||
90 | }; | ||
91 | |||
92 | SDL_RenderFillRect(ren_.get(), &rect); | ||
93 | } | ||
94 | |||
95 | //SDL_RenderCopy(ren_.get(), canvas.get(), nullptr, nullptr); | ||
96 | SDL_RenderPresent(ren_.get()); | ||
97 | } | ||