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Use surface in example

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Dmitry Marakasov 2014-12-27 21:46:07 +03:00
parent fff166becd
commit 79300dea2b
1 changed files with 14 additions and 6 deletions
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20
examples/image.cc
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@ -27,6 +27,7 @@
#include <SDL2pp/Window.hh> #include <SDL2pp/Window.hh>
#include <SDL2pp/Renderer.hh> #include <SDL2pp/Renderer.hh>
#include <SDL2pp/Texture.hh> #include <SDL2pp/Texture.hh>
#include <SDL2pp/Surface.hh>
#include <SDL2pp/Exception.hh> #include <SDL2pp/Exception.hh>
using namespace SDL2pp; using namespace SDL2pp;
@ -36,9 +37,16 @@ int Run() {
Window window("libSDL2pp demo: loading", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 640, 480, SDL_WINDOW_RESIZABLE); Window window("libSDL2pp demo: loading", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 640, 480, SDL_WINDOW_RESIZABLE);
Renderer render(window, -1, SDL_RENDERER_ACCELERATED); Renderer render(window, -1, SDL_RENDERER_ACCELERATED);
// Load sprite texture // Load sprite texture; sprite1 and sprite2 are actually the same
Texture sprite(render, TESTDATA_DIR "/test.png"); // however first one is loaded directly into texture, and second
sprite.SetBlendMode(SDL_BLENDMODE_BLEND); // one is loaded through an intermediary surface
Surface surf(TESTDATA_DIR "/test.png");
Texture sprite1(render, TESTDATA_DIR "/test.png");
Texture sprite2(render, surf);
sprite1.SetBlendMode(SDL_BLENDMODE_BLEND);
sprite2.SetBlendMode(SDL_BLENDMODE_BLEND);
render.SetDrawBlendMode(SDL_BLENDMODE_BLEND); render.SetDrawBlendMode(SDL_BLENDMODE_BLEND);
@ -55,9 +63,9 @@ int Run() {
// Simple copy // Simple copy
float angle = SDL_GetTicks() / 5000.0 * 2.0 * M_PI; float angle = SDL_GetTicks() / 5000.0 * 2.0 * M_PI;
render.Copy(sprite, NullOpt, Rect(320 - 64, 240 - 64, 128, 128), angle / M_PI * 180.0); render.Copy(sprite1, NullOpt, Rect(320 - 64, 240 - 64, 128, 128), angle / M_PI * 180.0);
render.Copy(sprite, NullOpt, Rect(320 - 32 + sin(angle) * 40, 240 - 32 + cos(angle) * 40, 64, 64)); render.Copy(sprite1, NullOpt, Rect(320 - 32 + sin(angle) * 40, 240 - 32 + cos(angle) * 40, 64, 64));
render.Copy(sprite, NullOpt, Rect(320 - 32 - sin(angle) * 40, 240 - 32 - cos(angle) * 40, 64, 64)); render.Copy(sprite2, NullOpt, Rect(320 - 32 - sin(angle) * 40, 240 - 32 - cos(angle) * 40, 64, 64));
render.Present(); render.Present();