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Replaced the star with the black hole sprite.

This commit is contained in:
Barra Ó Catháin 2023-03-23 20:08:51 +00:00
parent 6ad92bf07a
commit b4dc7cd326
2 changed files with 19 additions and 9 deletions
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Spacewar.c
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@ -227,16 +227,23 @@ int main(int argc, char ** argv)
// Load in all of our textures:
SDL_Texture * idleTexture, * acceleratingTexture, * clockwiseTexture, * anticlockwiseTexture, * currentTexture,
* acceleratingTexture2;
SDL_Texture * blackHoleTexture, * idleTexture, * acceleratingTexture, * clockwiseTexture, * anticlockwiseTexture,
* currentTexture, * acceleratingTexture2;
idleTexture = IMG_LoadTexture(renderer, "./Images/Ship-Idle.png");
blackHoleTexture = IMG_LoadTexture(renderer, "./Images/Black-Hole.png");
clockwiseTexture = IMG_LoadTexture(renderer, "./Images/Ship-Clockwise.png");
acceleratingTexture = IMG_LoadTexture(renderer, "./Images/Ship-Accelerating.png");
anticlockwiseTexture = IMG_LoadTexture(renderer, "./Images/Ship-Anticlockwise.png");
acceleratingTexture2 = IMG_LoadTexture(renderer, "./Images/Ship-Accelerating-Frame-2.png");
acceleratingTexture2 = IMG_LoadTexture(renderer, "./Images/Ship-Accelerating-Frame-2.png");
currentTexture = acceleratingTexture;
SDL_Rect blackHoleRectangle;
blackHoleRectangle.x = 0;
blackHoleRectangle.y = 0;
SDL_QueryTexture(blackHoleTexture, NULL, NULL, NULL, &blackHoleRectangle.h);
SDL_QueryTexture(blackHoleTexture, NULL, NULL, &blackHoleRectangle.w, NULL);
lastFrameTime = SDL_GetPerformanceCounter();
thisFrameTime = SDL_GetPerformanceCounter();
@ -343,13 +350,16 @@ int main(int argc, char ** argv)
SDL_RenderCopyEx(renderer, currentTexture, NULL, &shipB.rectangle,
angleBetweenVectors(&shipB.engine, &upVector) + 90, NULL, 0);
// Draw the black hole:
blackHoleRectangle.x = ((long)(starPositionX - shipA.position.xComponent - (blackHoleRectangle.w / 2)) + width/2)
- (shipA.velocity.xComponent * 15);
blackHoleRectangle.y = ((long)(starPositionY - shipA.position.yComponent - (blackHoleRectangle.h / 2)) + height/2)
- (shipA.velocity.yComponent * 15);
SDL_RenderCopy(renderer, blackHoleTexture, NULL, &blackHoleRectangle);
// Set the colour to yellow:
SDL_SetRenderDrawColor(renderer, 255, 255, 0, 255);
// Draw a circle as the star:
DrawCircle(renderer, (long)(starPositionX - shipA.position.xComponent) + width/2 - (shipA.velocity.xComponent * 15),
(long)(starPositionY - shipA.position.yComponent) + height/2 - (shipA.velocity.yComponent * 15), 50);
// Draw a line representing the velocity:
SDL_RenderDrawLine(renderer, width/2 - (shipA.velocity.xComponent * 15),
height/2 - (shipA.velocity.yComponent * 15),