86 lines
2.9 KiB
C
86 lines
2.9 KiB
C
#include "arc/graphics/spritesheet.h"
|
|
|
|
#include "spritesheet.h"
|
|
#include "renderer.h"
|
|
#include "arc/math/point.h"
|
|
#include "arc/std/errno.h"
|
|
#include <SDL3/SDL.h>
|
|
#include <SDL3_image/SDL_image.h>
|
|
#include <stdlib.h>
|
|
|
|
void ARC_Spritesheet_CreateFromFile(ARC_Spritesheet **spritesheet, ARC_Renderer *renderer, ARC_String *path){
|
|
//TODO: allow other types of images
|
|
|
|
//get and check the SDL surface
|
|
SDL_Surface *surface = IMG_Load(path->data);
|
|
if(!surface){
|
|
arc_errno = ARC_ERRNO_DATA;
|
|
ARC_DEBUG_LOG_ERROR_WITH_VARIABLES("ARC_Spritesheet_CreateFromFile(spritesheet, renderer, path), could not read path \"%s\"", path->data);
|
|
|
|
//set the spritesheet to null and throw an error
|
|
*spritesheet = NULL;
|
|
return;
|
|
}
|
|
|
|
//create the place to store the spritesheet
|
|
*spritesheet = (ARC_Spritesheet *)malloc(sizeof(ARC_Spritesheet));
|
|
|
|
//set the texture
|
|
SDL_BlendMode tempMode;
|
|
SDL_GetSurfaceBlendMode(surface, &tempMode);
|
|
(*spritesheet)->texture = SDL_CreateTextureFromSurface((SDL_Renderer *)renderer, surface);
|
|
SDL_SetTextureBlendMode((*spritesheet)->texture, tempMode);
|
|
|
|
//set the tile size to empty
|
|
(*spritesheet)->size = 0;
|
|
|
|
//cleanup
|
|
SDL_DestroySurface(surface);
|
|
}
|
|
|
|
void ARC_Spritesheet_Destroy(ARC_Spritesheet *spritesheet){
|
|
SDL_DestroyTexture(spritesheet->texture);
|
|
free(spritesheet);
|
|
}
|
|
|
|
void ARC_Spritesheet_Render(ARC_Spritesheet *spritesheet, ARC_Renderer *renderer, ARC_FRect renderBounds){
|
|
SDL_RenderTexture((SDL_Renderer *)renderer, spritesheet->texture, NULL, (SDL_FRect *)&renderBounds);
|
|
}
|
|
|
|
void ARC_Spritesheet_RenderArea(ARC_Spritesheet *spritesheet, ARC_Rect sheetBounds, ARC_Renderer *renderer, ARC_FRect renderBounds){
|
|
ARC_FRect bounds = ARC_Rect_CastToFRect(sheetBounds);
|
|
SDL_RenderTexture((SDL_Renderer *)renderer, spritesheet->texture, (SDL_FRect *)&bounds, (SDL_FRect *)&renderBounds);
|
|
}
|
|
|
|
void ARC_Spritesheet_RenderTile(ARC_Spritesheet *spritesheet, ARC_Point tilePosition, ARC_Renderer *renderer, ARC_FRect renderBounds){
|
|
//error when size is 0
|
|
if(spritesheet->size == 0){
|
|
arc_errno = ARC_ERRNO_NULL;
|
|
ARC_DEBUG_LOG_ERROR("ARC_Spritesheet_RenderTile(spritesheet, tilePosition, renderer, renderBounds), could not render a tile of size 0");
|
|
return;
|
|
}
|
|
|
|
//get bounds based on the sheet size
|
|
ARC_FRect sheetBounds = {
|
|
spritesheet->size * tilePosition.x,
|
|
spritesheet->size * tilePosition.y,
|
|
spritesheet->size,
|
|
spritesheet->size
|
|
};
|
|
|
|
//render the bounds
|
|
SDL_RenderTexture((SDL_Renderer *)renderer, spritesheet->texture, (SDL_FRect *)&sheetBounds, (SDL_FRect *)&renderBounds);
|
|
}
|
|
|
|
ARC_Point ARC_Spritesheet_GetSize(ARC_Spritesheet *spritesheet){
|
|
float x = 0.0;
|
|
float y = 0.0;
|
|
|
|
SDL_GetTextureSize(spritesheet->texture, &x, &y);
|
|
|
|
return (ARC_Point){ x, y };
|
|
}
|
|
|
|
uint32_t ARC_Spritesheet_GetTileSize(ARC_Spritesheet *spritesheet){
|
|
return spritesheet->size;
|
|
}
|