From 8be18741e1ecd085fbf55b9bb14abb6aa1aa095d Mon Sep 17 00:00:00 2001 From: "Ryan C. Gordon" Date: Fri, 5 Dec 2025 10:33:06 -0500 Subject: [PATCH] examples/renderer/03-lines: Fix incorrect angle calculation rendering circle. This fix was contributed by GitHub user hushangazar (thanks!). Closes #14599. --- examples/renderer/03-lines/lines.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/examples/renderer/03-lines/lines.c b/examples/renderer/03-lines/lines.c index 2e9405abee..b5e8f14318 100644 --- a/examples/renderer/03-lines/lines.c +++ b/examples/renderer/03-lines/lines.c @@ -77,8 +77,9 @@ SDL_AppResult SDL_AppIterate(void *appstate) const float size = 30.0f; const float x = 320.0f; const float y = 95.0f - (size / 2.0f); + const float r = (float) ((double)i * (SDL_PI_F / 180.0)); SDL_SetRenderDrawColor(renderer, SDL_rand(256), SDL_rand(256), SDL_rand(256), SDL_ALPHA_OPAQUE); - SDL_RenderLine(renderer, x, y, x + SDL_sinf((float) i) * size, y + SDL_cosf((float) i) * size); + SDL_RenderLine(renderer, x, y, x + SDL_cosf(r) * size, y + SDL_sinf(r) * size); } SDL_RenderPresent(renderer); /* put it all on the screen! */