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https://github.com/Relintai/programming_tutorials.git
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73 lines
1.3 KiB
C++
73 lines
1.3 KiB
C++
#include <SDL.h>
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#include "image.h"
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#include "renderer.h"
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#include <SDL.h>
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int main(int argv, char **args) {
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Renderer r;
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Image i("ti.bmp");
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i.lock();
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i.set_pixel(i.get_height() - 1, i.get_width() - 1, Color(0, 0, 255, 255));
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i.unlock();
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/* old
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SDL_Texture *t = SDL_CreateTextureFromSurface(r.get_renderer(), i.get_surface());
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r.set_draw_color(0, 0, 0, 255);
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r.clear();
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SDL_Rect rs;
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rs.x = 0;
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rs.y = 0;
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rs.w = i.get_width();
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rs.h = i.get_height();
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SDL_RenderCopy(r.get_renderer(), t, &rs, &rs);
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*/
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r.set_draw_color(0, 0, 0, 255);
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r.clear();
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Texture t(&i);
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r.draw_texture(t, Rect2(0, 0, t.get_width(), t.get_height()));
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r.present();
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int rgb[] = {
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203, 203, 203, // Gray
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254, 254, 31, // Yellow
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0, 255, 255, // Cyan
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0, 254, 30, // Green
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255, 16, 253, // Magenta
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253, 3, 2, // Red
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18, 14, 252, // Blue
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0, 0, 0 // Black
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};
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SDL_Rect colorBar;
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colorBar.x = 0;
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colorBar.y = 0;
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colorBar.w = 90;
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colorBar.h = 480;
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// Render a new color bar every 0.5 seconds
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for (int i = 0; i != sizeof rgb / sizeof *rgb; i += 3, colorBar.x += 90) {
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r.set_draw_color(rgb[i], rgb[i + 1], rgb[i + 2], 255);
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r.draw_rect(colorBar);
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r.present();
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SDL_Delay(500);
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}
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//old
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//SDL_DestroyTexture(t);
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t.free();
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i.free();
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r.destroy();
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SDL_Quit();
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}
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