public void Execute()
{
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
SdlLogger.Fatal(nameof(SDL.SDL_Init));
}
var window = SDL.SDL_CreateWindow(TITLE, 0, 0, WIDTH, HEIGHT, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN);
if (window == IntPtr.Zero)
{
SdlLogger.Fatal(nameof(SDL.SDL_CreateWindow),
() => ReleaseAndQuit(IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var renderer = SDL.SDL_CreateRenderer(
window, -1,
SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED | SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC);
if (renderer == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(SDL.SDL_CreateRenderer),
() => ReleaseAndQuit(window, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var background = Resources.LoadTextureFromBitmap(Resources.GetFilePath(@"lesson2/background.bmp"), renderer);
var image = Resources.LoadTextureFromBitmap(Resources.GetFilePath(@"lesson2/image.bmp"), renderer);
if (background == IntPtr.Zero || image == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(Resources.LoadTextureFromBitmap),
() => ReleaseAndQuit(window, renderer, background, image));
}
SDL.SDL_RenderClear(renderer);
uint format;
int x, y, iW, iH, bW, bH, access;
SDL.SDL_QueryTexture(background, out format, out access, out bW, out bH);
SdlDrawing.RenderTexture(background, renderer, 0, 0);
SdlDrawing.RenderTexture(background, renderer, bW, 0);
SdlDrawing.RenderTexture(background, renderer, 0, bH);
SdlDrawing.RenderTexture(background, renderer, bW, bH);
SDL.SDL_QueryTexture(image, out format, out access, out iW, out iH);
x = WIDTH / 2 - iW / 2;
y = HEIGHT / 2 - iH / 2;
SdlDrawing.RenderTexture(image, renderer, x, y);
SDL.SDL_RenderPresent(renderer);
SDL.SDL_Delay(5 * 1000);
ReleaseAndQuit(window, renderer, background, image);
}
public void Execute()
{
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
SdlLogger.Fatal(nameof(SDL.SDL_Init));
}
SDL_image.IMG_Init(SDL_image.IMG_InitFlags.IMG_INIT_PNG);
if (SDL_ttf.TTF_Init() != 0)
{
SdlLogger.Fatal(nameof(SDL_ttf.TTF_Init));
}
var window = SDL.SDL_CreateWindow(TITLE, 0, 0, WIDTH, HEIGHT, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN);
if (window == IntPtr.Zero)
{
SdlLogger.Fatal(nameof(SDL.SDL_CreateWindow),
() => ReleaseAndQuit(IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var renderer = SDL.SDL_CreateRenderer(
window, -1,
SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED | SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC);
if (renderer == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(SDL.SDL_CreateRenderer),
() => ReleaseAndQuit(window, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var font = SDL_ttf.TTF_OpenFont(Resources.GetFilePath("lesson6/long_pixel-7.ttf"), 16);
if (font == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(Resources.LoadTextureFromImage),
() => ReleaseAndQuit(window, renderer, IntPtr.Zero, IntPtr.Zero));
}
var colorWhite = new SDL.SDL_Color();
colorWhite.r = 255;
colorWhite.g = 255;
colorWhite.b = 255;
var image = SdlDrawing.CreateTextureFromText(@"SDL2_TTF - крутота!", font, colorWhite, renderer);
var quit = false;
int x, y, iW = 100, iH = 100;
x = WIDTH / 2 - iW / 2;
y = HEIGHT / 2 - iH / 2;
var e = new SDL.SDL_Event();
while (!quit)
{
// event handling
while (SDL.SDL_PollEvent(out e) > 0)
{
if (e.type == SDL.SDL_EventType.SDL_QUIT)
{
quit = true;
}
if (e.type == SDL.SDL_EventType.SDL_KEYDOWN)
{
switch (e.key.keysym.sym)
{
case SDL.SDL_Keycode.SDLK_ESCAPE:
quit = true;
break;
}
}
}
// rendering
SDL.SDL_RenderClear(renderer);
SdlDrawing.RenderTexture(image, renderer, x, y);
SDL.SDL_RenderPresent(renderer);
}
ReleaseAndQuit(window, renderer, font, image);
}
public void Execute()
{
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
SdlLogger.Fatal(nameof(SDL.SDL_Init));
}
SDL_image.IMG_Init(SDL_image.IMG_InitFlags.IMG_INIT_PNG);
var window = SDL.SDL_CreateWindow(TITLE, 0, 0, WIDTH, HEIGHT, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN);
if (window == IntPtr.Zero)
{
SdlLogger.Fatal(nameof(SDL.SDL_CreateWindow),
() => ReleaseAndQuit(IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var renderer = SDL.SDL_CreateRenderer(
window, -1,
SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED | SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC);
if (renderer == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(SDL.SDL_CreateRenderer),
() => ReleaseAndQuit(window, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var image = Resources.LoadTextureFromImage(Resources.GetFilePath(@"lesson5/image.png"), renderer);
if (image == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(Resources.LoadTextureFromImage),
() => ReleaseAndQuit(window, renderer, IntPtr.Zero, image));
}
var quit = false;
int x, y, iW = 100, iH = 100, useClip = 0;
x = WIDTH / 2 - iW / 2;
y = HEIGHT / 2 - iH / 2;
var clips = new SDL.SDL_Rect[4];
for (var i = 0; i < clips.Length; i++)
{
clips[i] = new SDL.SDL_Rect
{
x = i / 2 * iW,
y = i % 2 * iH,
w = iW,
h = iH,
};
}
var e = new SDL.SDL_Event();
while (!quit)
{
// event handling
while (SDL.SDL_PollEvent(out e) > 0)
{
if (e.type == SDL.SDL_EventType.SDL_QUIT)
{
quit = true;
}
if (e.type == SDL.SDL_EventType.SDL_KEYDOWN)
{
switch (e.key.keysym.sym)
{
case SDL.SDL_Keycode.SDLK_LEFT:
useClip = useClip > 0 ? useClip - 1 : clips.Length - 1;
break;
case SDL.SDL_Keycode.SDLK_RIGHT:
useClip = useClip < clips.Length - 1 ? useClip + 1 : 0;
break;
case SDL.SDL_Keycode.SDLK_ESCAPE:
quit = true;
break;
}
}
}
// rendering
SDL.SDL_RenderClear(renderer);
SdlDrawing.RenderTexture(image, renderer, x, y, clips[useClip]);
SDL.SDL_RenderPresent(renderer);
}
ReleaseAndQuit(window, renderer, IntPtr.Zero, image);
}
public override void Render()
{
SdlDrawing.RenderTexture(_texture, _renderer, _target.X, _target.Y);
}
public void Execute()
{
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
SdlLogger.Fatal(nameof(SDL.SDL_Init));
}
SDL_image.IMG_Init(SDL_image.IMG_InitFlags.IMG_INIT_PNG);
var window = SDL.SDL_CreateWindow(TITLE, 0, 0, WIDTH, HEIGHT, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN);
if (window == IntPtr.Zero)
{
SdlLogger.Fatal(nameof(SDL.SDL_CreateWindow),
() => ReleaseAndQuit(IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var renderer = SDL.SDL_CreateRenderer(
window, -1,
SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED | SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC);
if (renderer == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(SDL.SDL_CreateRenderer),
() => ReleaseAndQuit(window, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var background = Resources.LoadTextureFromImage(Resources.GetFilePath(@"lesson3/background.png"), renderer);
var image = Resources.LoadTextureFromImage(Resources.GetFilePath(@"lesson3/image.png"), renderer);
if (background == IntPtr.Zero || image == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(Resources.LoadTextureFromImage),
() => ReleaseAndQuit(window, renderer, background, image));
}
SDL.SDL_RenderClear(renderer);
var xTiles = WIDTH / TILE_SIZE;
var yTiles = HEIGHT / TILE_SIZE;
uint format;
int x, y, iW, iH, access;
for (var i = 0; i < xTiles * yTiles; i++)
{
x = (i % xTiles) * TILE_SIZE;
y = (i / xTiles) * TILE_SIZE;
SdlDrawing.RenderTexture(background, renderer, x, y, TILE_SIZE, TILE_SIZE);
}
SDL.SDL_QueryTexture(image, out format, out access, out iW, out iH);
x = WIDTH / 2 - iW / 2;
y = HEIGHT / 2 - iH / 2;
SdlDrawing.RenderTexture(image, renderer, x, y);
SDL.SDL_RenderPresent(renderer);
SDL.SDL_Delay(5 * 1000);
ReleaseAndQuit(window, renderer, background, image);
}
public void Execute()
{
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
SdlLogger.Fatal(nameof(SDL.SDL_Init));
}
SDL_image.IMG_Init(SDL_image.IMG_InitFlags.IMG_INIT_PNG);
var window = SDL.SDL_CreateWindow(TITLE, 0, 0, WIDTH, HEIGHT, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN);
if (window == IntPtr.Zero)
{
SdlLogger.Fatal(nameof(SDL.SDL_CreateWindow),
() => ReleaseAndQuit(IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var renderer = SDL.SDL_CreateRenderer(
window, -1,
SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED | SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC);
if (renderer == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(SDL.SDL_CreateRenderer),
() => ReleaseAndQuit(window, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero));
}
var background = Resources.LoadTextureFromImage(Resources.GetFilePath(@"lesson3/background.png"), renderer);
var image = Resources.LoadTextureFromImage(Resources.GetFilePath(@"lesson4/image.png"), renderer);
if (background == IntPtr.Zero || image == IntPtr.Zero)
{
SdlLogger.Fatal(
nameof(Resources.LoadTextureFromImage),
() => ReleaseAndQuit(window, renderer, background, image));
}
var quit = false;
var xTiles = WIDTH / TILE_SIZE;
var yTiles = HEIGHT / TILE_SIZE;
uint format;
int x, y, iW, iH, access;
var e = new SDL.SDL_Event();
while (!quit)
{
// event handling
while (SDL.SDL_PollEvent(out e) > 0)
{
if (e.type == SDL.SDL_EventType.SDL_QUIT)
{
quit = true;
}
if (e.type == SDL.SDL_EventType.SDL_KEYDOWN)
{
quit = true;
}
if (e.type == SDL.SDL_EventType.SDL_MOUSEBUTTONDOWN)
{
quit = true;
}
}
// rendering
SDL.SDL_RenderClear(renderer);
for (var i = 0; i < xTiles * yTiles; i++)
{
x = (i % xTiles) * TILE_SIZE;
y = (i / xTiles) * TILE_SIZE;
SdlDrawing.RenderTexture(background, renderer, x, y, TILE_SIZE, TILE_SIZE);
}
SDL.SDL_QueryTexture(image, out format, out access, out iW, out iH);
x = WIDTH / 2 - iW / 2;
y = HEIGHT / 2 - iH / 2;
SdlDrawing.RenderTexture(image, renderer, x, y);
SDL.SDL_RenderPresent(renderer);
}
ReleaseAndQuit(window, renderer, background, image);
}