Añadidos colores al fondo

This commit is contained in:
2023-05-07 19:00:44 +02:00
parent 5363433871
commit 1923347da9
2 changed files with 17 additions and 6 deletions

View File

@@ -59,7 +59,11 @@ int main(int argc, char *argv[])
if (window != nullptr)
{
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
if (renderer == nullptr)
if (renderer != nullptr)
{
SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
}
else
{
exit(EXIT_FAILURE);
}
@@ -98,7 +102,7 @@ int main(int argc, char *argv[])
sprite->setVelY(2);
// Bucle principal
//JA_PlayMusic(music, true);
// JA_PlayMusic(music, true);
bool should_exit = false;
while (!should_exit)
{
@@ -203,8 +207,6 @@ int main(int argc, char *argv[])
// Dibuja en pantalla
screen->start();
screen->clean();
// SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0xFF);
// SDL_RenderClear(renderer);
// Dibuja un degradado de fondo
const int gradFirstLine = options->screen.nativeHeight / 3;
@@ -220,9 +222,18 @@ int main(int argc, char *argv[])
SDL_RenderDrawLine(renderer, 0, i, options->screen.nativeWidth, i);
}
for (int i = gradLastLine; i > gradFirstLine; --i)
{
float step = ((float)(i - gradFirstLine) / gradNumLines);
int alpha = 0 + ((255 - 0) * step);
SDL_SetRenderDrawColor(renderer, 0x00, 0x00, 0xFF, alpha);
SDL_RenderDrawLine(renderer, 0, gradLastLine - i, options->screen.nativeWidth, gradLastLine - i);
}
// Escribe el texto
text->setZoom(2);
text->writeCentered(options->screen.nativeWidth / 2, text->getCharacterSize(), "Jail Engine DEMO");
// text->writeCentered(options->screen.nativeWidth / 2, text->getCharacterSize(), "Jail Engine DEMO");
text->writeDX(TXT_CENTER | TXT_SHADOW, options->screen.nativeWidth / 2, text->getCharacterSize(), "Jail Engine DEMO", 1, {255, 255, 255}, 1, {48, 48, 48});
text->disableZoom();
text->writeCentered(options->screen.nativeWidth / 2, text->getCharacterSize() * 7, "Pulsa 'N' para mostrar");
text->writeCentered(options->screen.nativeWidth / 2, text->getCharacterSize() * 8, "una notificacion");
@@ -232,7 +243,6 @@ int main(int argc, char *argv[])
// Vuelca el buffer en pantalla
screen->blit();
// SDL_RenderPresent(renderer);
}
// Finaliza el sprite

View File

@@ -29,6 +29,7 @@ Screen::Screen(SDL_Window *window, SDL_Renderer *renderer, options_t *options)
std::cout << "TitleSurface could not be created!\nSDL Error: " << SDL_GetError() << std::endl;
}
}
SDL_SetTextureBlendMode(gameCanvas, SDL_BLENDMODE_BLEND);
// Establece el modo de video
setVideoMode(options->screen.mode);