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added frame index selection

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This commit is contained in:
herbglitch 2023-08-18 23:06:41 -06:00
parent 52b0038d42
commit 27b8ca961a
2 changed files with 18 additions and 0 deletions
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8
include/arc/graphics/sprite.h
View file

@ -62,6 +62,14 @@ void ARC_Sprite_Render(ARC_Sprite *sprite, ARC_Renderer *renderer, ARC_Rect *ren
*/
void ARC_Sprite_RenderRotated(ARC_Sprite *sprite, ARC_Renderer *renderer, ARC_Rect *renderBounds, ARC_Point *center, double angle);
/**
* @brief switches ARC_Sprite's frame to specified index
*
* @param sprite ARC_Sprite that is having its frame set
* @param index uint32_t to set ARC_Sprite's frame index to
*/
void ARC_Sprite_SetFrameIndex(ARC_Sprite *sprite, uint32_t index);
/**
* @brief switches ARC_Sprite's frames to next for animation
*

10
src/graphics/sdl/sprite.c
View file

@ -5,6 +5,7 @@
#include "arc/graphics/sdl/renderer.h"
#include "arc/math/point.h"
#include "arc/math/rectangle.h"
#include "arc/std/errno.h"
#include <stdlib.h>
void ARC_Sprite_Create(ARC_Sprite **sprite, ARC_Spritesheet *spritesheet, ARC_Array *frames){
@ -35,6 +36,15 @@ void ARC_Sprite_RenderRotated(ARC_Sprite *sprite, ARC_Renderer *renderer, ARC_Re
SDL_RenderCopyEx((SDL_Renderer *)renderer, sprite->spritesheet->texture, (SDL_Rect *)sprite->frames->data + *sprite->frameIndex, (SDL_Rect *)renderBounds, angle, (SDL_Point *)center, SDL_FLIP_NONE);
}
void ARC_Sprite_SetFrameIndex(ARC_Sprite *sprite, uint32_t index){
if(sprite->frames->size <= index){
arc_errno = ARC_ERRNO_DATA;
ARC_DEBUG_LOG(arc_errno, "in ARC_Sprite_SetFrameIndex(sprite, %d); index out of bounds", index);
return;
}
*sprite->frameIndex = index;
}
void ARC_Sprite_IterateFrame(ARC_Sprite *sprite){
++*sprite->frameIndex;