penrose

commit f465d3c30706dea3647cfdd546ae975436d86d8c
parent ed03cfdd9e0ce696438d4630bb0f90c728ead3ec
Author: mpizzzle <m@michaelpercival.xyz>
Date:   Sat, 10 Oct 2020 21:57:37 +0100

safety commit before I switch to glfw

Diffstat:
M
penrose.cpp
 | 
56
+++++++++++++++++++++++++++++++++++++++++++++++++-------

1 file changed, 49 insertions(+), 7 deletions(-)
diff --git a/penrose.cpp b/penrose.cpp
@@ -1,25 +1,67 @@
 #include <SDL2/SDL.h>
+#include <iostream>
+#include <vector>
 
-void draw(SDL_Renderer* Renderer) {
+class triangle {
+public:
+    SDL_Point* points;
+    std::vector<triangle*> subtriangles;
+};
+
+class t123 : public triangle {
+};
+
+class t124 : public triangle {
+};
+
+void draw(SDL_Renderer* Renderer, std::vector<triangle> triangles) {
     SDL_SetRenderDrawColor(Renderer, 0x33, 0x66, 0x99, SDL_ALPHA_OPAQUE);
     SDL_RenderClear(Renderer);
 
     SDL_SetRenderDrawColor(Renderer, 255, 255, 255, SDL_ALPHA_OPAQUE);
 
-    SDL_RenderDrawLine(Renderer, 0, 480, 320, 0);
-    SDL_RenderDrawLine(Renderer, 640, 480, 320, 0);
-    SDL_RenderDrawLine(Renderer, 0, 480, 640, 480);
+    for (triangle t : triangles) {
+        SDL_RenderDrawLines(Renderer, t.points, 4);
+    }
 
     SDL_RenderPresent(Renderer);
 }
 
 int main() {
+    bool quit = false;
+
+    SDL_DisplayMode current;
+    SDL_Event event;
+
     SDL_Init(SDL_INIT_EVERYTHING);
+    SDL_GetCurrentDisplayMode(0, &current);
+    SDL_Log("Display #%d: current display mode is %dx%dpx @ %dhz.", 0, current.w, current.h, current.refresh_rate);
+
+    std::vector<triangle> triangles;
 
-    SDL_Window* Window = SDL_CreateWindow("penrose", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 0, 0, SDL_WINDOW_OPENGL | SDL_WINDOW_FULLSCREEN_DESKTOP);
+    t123 t;
+    SDL_Point points[4] = { {0, 480}, {320, 0}, {640, 480}, {0, 480} };
+    t.points = points;
+    triangles.push_back(t);
+
+    SDL_Window* Window = SDL_CreateWindow("penrose", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, current.w, current.h, SDL_WINDOW_OPENGL | SDL_WINDOW_FULLSCREEN);
     SDL_Renderer* Renderer = SDL_CreateRenderer(Window, -1, 0);
-    draw(Renderer);
-    SDL_Delay(1000);
+
+    while (!quit) {
+        SDL_WaitEvent(&event);
+
+        switch (event.type)
+        {
+        case SDL_QUIT:
+            quit = true;
+            break;
+        }
+
+        draw(Renderer, triangles);
+    }
+
+    SDL_DestroyRenderer(Renderer);
+    SDL_DestroyWindow(Window);
     SDL_Quit();
 
     return 0;