f***ed up and needed to rework packages

packages/graphics/sdl/circle.c

@@ -0,0 +1,49 @@
+#include "arc/graphics/circle.h"
+#include "renderer.h"
+#include <stdlib.h>
+
+//Modified from https://stackoverflow.com/questions/38334081/how-to-draw-circles-arcs-and-vector-graphics-in-sdl
+void ARC_Circle_Render(ARC_Circle *circle, ARC_Renderer *renderer, ARC_Color *color){
+    SDL_SetRenderDrawColor((SDL_Renderer *)renderer, color->r, color->g, color->b, color->a);
+
+    int32_t diameter = (circle->r * 2);
+
+    int32_t x = (circle->r - 1);
+    int32_t y = 0;
+    int32_t tx = 1;
+    int32_t ty = 1;
+    int32_t error = (tx - diameter);
+
+    while(x >= y){
+        //  Each of the following renders an octant of the circle
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x + x, circle->y - y);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x + x, circle->y + y);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x - x, circle->y - y);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x - x, circle->y + y);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x + y, circle->y - x);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x + y, circle->y + x);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x - y, circle->y - x);
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, circle->x - y, circle->y + x);
+
+        if(error <= 0){
+            ++y;
+            error += ty;
+            ty += 2;
+        }
+
+        if(error > 0){
+            --x;
+            tx += 2;
+            error += (tx - diameter);
+        }
+    }
+}
+
+//TODO: very temp
+void ARC_Circle_RenderFill(ARC_Circle *circle, ARC_Renderer *renderer, ARC_Color *color){
+    ARC_Circle temp = *circle;
+
+    for(; temp.r; temp.r--){
+        ARC_Circle_Render(&temp, renderer, color);
+    }
+}

packages/graphics/sdl/config.c

@@ -0,0 +1,311 @@
+#include "arc/graphics/config.h"
+
+#include <SDL_image.h>
+#include <stdio.h>
+#include "renderer.h"
+#include "sprite.h"
+#include "spritesheet.h"
+#include "arc/std/array.h"
+#include "arc/std/string.h"
+#include "arc/std/errno.h"
+#include "arc/graphics/sprite.h"
+#include "arc/graphics/spritesheet.h"
+#include "arc/math/config.h"
+#include "arc/math/point.h"
+#include "arc/math/rectangle.h"
+
+// #define ARC_DEFAULT_CONFIG
+#include "arc/std/defaults/config.h"
+
+SDL_Renderer *global_renderer;
+
+uint8_t ARC_SDL_Texture_Read(ARC_Config *config, ARC_String *string, void **value);
+uint8_t ARC_Spritesheet_Read(ARC_Config *config, ARC_String *string, void **value);
+uint8_t ARC_Sprite_Read     (ARC_Config *config, ARC_String *string, void **value);
+
+void ARC_SDL_Texture_Delete(ARC_Config *config, ARC_String *string, void *value);
+void ARC_Spritesheet_Delete(ARC_Config *config, ARC_String *string, void *value);
+void ARC_Sprite_Delete     (ARC_Config *config, ARC_String *string, void *value);
+
+void ARC_GraphicsConfig_Init(ARC_Config *config, ARC_Renderer *renderer){
+    global_renderer = (SDL_Renderer *)renderer;
+    ARC_Config_AddKeyCString(config, (char *)"SDL_Texture"    , 11, ARC_SDL_Texture_Read, ARC_SDL_Texture_Delete);
+    ARC_Config_AddKeyCString(config, (char *)"ARC_Spritesheet", 15, ARC_Spritesheet_Read, ARC_Spritesheet_Delete);
+    ARC_Config_AddKeyCString(config, (char *)"ARC_Sprite"     , 10, ARC_Sprite_Read     , ARC_Sprite_Delete     );
+}
+
+uint64_t ARC_GraphicsConfig_GetIndexAndErrorCheck(ARC_String *string, char *search, uint64_t searchLength){
+    uint64_t separator = ARC_String_FindCString(string, ",", 1);
+
+    if(separator == ~(uint64_t)0){
+        arc_errno = ARC_ERRNO_DATA;
+    }
+
+    return separator;
+}
+
+int32_t ARC_SDL_Texture_Load(const char *path, SDL_Texture **texture){
+    IMG_Init(IMG_INIT_PNG);
+    SDL_Surface *surface = IMG_Load(path);
+    if(!surface){
+        printf("Error: reading png '%s'\nSDL_Image Error: %s", path, IMG_GetError());
+        return 1; // GE_SDL_ERRNO_
+    }
+
+    SDL_BlendMode tempMode;
+    SDL_GetSurfaceBlendMode(surface, &tempMode);
+    *texture = SDL_CreateTextureFromSurface(global_renderer, surface);
+    SDL_GetTextureBlendMode(*texture, &tempMode);
+
+    SDL_FreeSurface(surface);
+    IMG_Quit();
+
+    return 0;
+}
+
+uint8_t ARC_SDL_Texture_Read(ARC_Config* config, ARC_String *string, void **value){
+    ARC_Config_Get(config, string, value);
+    if(*value){
+        return 1;
+    }
+
+    ARC_String *tempStr, *textureStr;
+    ARC_String_StripEndsWhitespace(&tempStr, string);
+
+    ARC_String_CopySubstring(&textureStr, tempStr, 1, tempStr->length - 2);
+    ARC_String_Destroy(tempStr);
+
+    ARC_SDL_Texture_Load(textureStr->data, (SDL_Texture **)value);
+
+    ARC_String_Destroy(textureStr);
+    return 0;
+}
+
+void ARC_Spritesheet_ReadTexture(ARC_Config *config, ARC_String *string, uint32_t *size, void **value){
+    SDL_Texture *texture;
+
+    ARC_String *tempStr, *textureStr;
+    ARC_String_StripEndsWhitespace(&tempStr, string);
+
+    //check for reference
+    ARC_Config_Get(config, tempStr, (void **)&texture);
+    if(!texture && (tempStr->data[0] != '"' || tempStr->data[string->length - 1] != '"')){
+        arc_errno = ARC_ERRNO_DATA;
+    }
+
+    ARC_String_CopySubstring(&textureStr, tempStr, 1, tempStr->length - 2);
+    ARC_String_Destroy(tempStr);
+
+    //try reading in the texture
+    if(!texture){
+        ARC_SDL_Texture_Read(config, string, (void **)&texture);
+        if(arc_errno){
+            *value = NULL;
+        }
+    }
+
+    ARC_String_Destroy(textureStr);
+
+    *value = malloc(sizeof(ARC_Spritesheet));
+    ((ARC_Spritesheet *) *value)->texture = texture;
+    ((ARC_Spritesheet *) *value)->size = size;
+}
+
+uint8_t ARC_Spritesheet_Read(ARC_Config* config, ARC_String *string, void **value){
+    if(string->data[0] != '{' || string->data[string->length - 1] != '}'){
+       ARC_Spritesheet_ReadTexture(config, string, NULL, value);
+       return 0;
+    }
+
+    uint64_t split = ARC_GraphicsConfig_GetIndexAndErrorCheck(string, ",", 1);
+    if(arc_errno){
+        return 0;
+    }
+
+    ARC_String *temp, *textureStr, *sizeStr;
+    ARC_String_CopySubstring(&temp, string, 1, split - 2);
+    ARC_String_StripEndsWhitespace(&textureStr, temp);
+    ARC_String_Destroy(temp);
+
+    ARC_String_CopySubstring(&temp, string, split + 1, string->length - (split + 1));
+    ARC_String_StripEndsWhitespace(&sizeStr, temp);
+    ARC_String_Destroy(temp);
+
+    uint32_t *size;
+    ARC_Config_Get(config, string, (void **)&size);
+    if(!size){
+        ARC_ConfigKey_Read_Uint32_t(config, sizeStr, (void **)&size);
+        if(arc_errno){
+            ARC_String_Destroy(sizeStr);
+            ARC_String_Destroy(textureStr);
+            return ARC_ERRNO_DATA;
+        }
+    }
+
+    ARC_Spritesheet_ReadTexture(config, textureStr, size, value);
+
+    ARC_String_Destroy(sizeStr);
+    ARC_String_Destroy(textureStr);
+
+    return 0;
+}
+
+uint8_t ARC_Sprite_Read(ARC_Config* config, ARC_String *string, void **value){
+    ARC_Config_Get(config, string, value);
+    if(*value){
+        return 1;
+    }
+
+    if(string->data[0] != '{' || string->data[string->length - 1] != '}'){
+       ARC_Spritesheet_ReadTexture(config, string, NULL, value);
+       return 0;
+    }
+
+    uint64_t split = ARC_GraphicsConfig_GetIndexAndErrorCheck(string, ",", 1);
+    if(arc_errno){
+        return 0;
+    }
+
+    ARC_String *temp, *spritesheetStr, *framesStr;
+    ARC_String_CopySubstring(&temp, string, 1, split - 2);
+    ARC_String_StripEndsWhitespace(&spritesheetStr, temp);
+    ARC_String_Destroy(temp);
+
+    ARC_String_CopySubstring(&temp, string, split + 1, string->length - (split + 2));
+    ARC_String_StripEndsWhitespace(&framesStr, temp);
+    ARC_String_Destroy(temp);
+
+    //spritesheet
+    ARC_Spritesheet *spritesheet;
+    ARC_Config_Get(config, spritesheetStr, (void **)&spritesheet);
+
+    if(!spritesheet){
+        ARC_Spritesheet_Read(config, spritesheetStr, (void **)&spritesheet);
+        if(arc_errno){
+            ARC_String_Destroy(spritesheetStr);
+            ARC_String_Destroy(framesStr     );
+            return 0;
+        }
+    }
+
+    //bounds
+    ARC_Array *frames;
+    ARC_Config_Get(config, framesStr, (void **)&frames);
+
+    if(!frames){
+        ARC_RectArray_Read(config, framesStr, (void **)&frames);
+        if(arc_errno){
+            ARC_String_Destroy(spritesheetStr);
+            ARC_String_Destroy(framesStr     );
+            return 0;
+        }
+    }
+
+    ARC_String_Destroy(spritesheetStr);
+    ARC_String_Destroy(framesStr     );
+
+    // Scale frames to match spritesheet size
+    // TODO: possible bug for sheets that use same frames
+    if(spritesheet->size){
+        for(uint32_t i = 0; i < frames->size; i++){
+            ((ARC_Rect *)frames->data)[i].x *= *spritesheet->size;
+            ((ARC_Rect *)frames->data)[i].y *= *spritesheet->size;
+            ((ARC_Rect *)frames->data)[i].w *= *spritesheet->size;
+            ((ARC_Rect *)frames->data)[i].h *= *spritesheet->size;
+        }
+    }
+    //sprite
+    ARC_Sprite_Create((ARC_Sprite **)value, spritesheet, frames);
+
+    return 0;
+}
+
+void ARC_SDL_Texture_Delete(ARC_Config* config, ARC_String *string, void *value){
+    SDL_DestroyTexture((SDL_Texture *) value);
+}
+
+void ARC_Spritesheet_Delete(ARC_Config* config, ARC_String *string, void *value){
+    ARC_Spritesheet *sheetValue = (ARC_Spritesheet *)value;
+
+    //check if read in as a Textrue reference
+    void *temp;
+    ARC_Config_Get(config, string, &temp);
+    if(temp){
+        //TODO: test to see if this breaks references
+        free(sheetValue);
+        return;
+    }
+
+    uint64_t split = ARC_GraphicsConfig_GetIndexAndErrorCheck(string, ",", 1);
+    if(arc_errno){
+        //TODO: test to make sure no edge cases
+        // free(sheetValue);
+        ARC_SDL_Texture_Delete(config, string, value);
+        arc_errno = 0;
+        return;
+    }
+
+    if(split == ~0){
+
+    }
+
+    //check if texture and size are references
+    ARC_String *tempStr, *textureStr, *sizeStr;
+    ARC_String_CopySubstring(&tempStr, string, 1, split - 1);
+    ARC_String_StripEndsWhitespace(&textureStr, tempStr);
+    ARC_String_Destroy(tempStr);
+
+    ARC_String_CopySubstring(&tempStr, string, split + 1, string->length - (split + 1));
+    ARC_String_StripEndsWhitespace(&sizeStr, tempStr);
+    ARC_String_Destroy(tempStr);
+
+    ARC_Config_Get(config, sizeStr, (void **)&temp);
+    ARC_String_Destroy(sizeStr);
+    if(temp){
+        free(sheetValue->size);
+    }
+
+    ARC_Config_Get(config, textureStr, (void **)&temp);
+    ARC_String_Destroy(textureStr);
+    if(temp){
+        free(sheetValue->size);
+    }
+
+    free(sheetValue);
+}
+
+void ARC_Sprite_Delete(ARC_Config* config, ARC_String *string, void *value){
+    ARC_Sprite *spriteValue = (ARC_Sprite *)value;
+
+    //check if read in as a Textrue reference
+    void *temp;
+    uint64_t split = ARC_GraphicsConfig_GetIndexAndErrorCheck(string, ",", 1);
+    if(arc_errno){
+        free(spriteValue);
+        return;
+    }
+
+    //check if texture and size are references
+    ARC_String *tempStr, *spritesheetStr, *framesStr;
+    ARC_String_CopySubstring(&tempStr, string, 1, split - 1);
+    ARC_String_StripEndsWhitespace(&spritesheetStr, tempStr);
+    ARC_String_Destroy(tempStr);
+
+    ARC_String_CopySubstring(&tempStr, string, split + 1, string->length - (split + 1));
+    ARC_String_StripEndsWhitespace(&framesStr, tempStr);
+    ARC_String_Destroy(tempStr);
+
+    ARC_Config_Get(config, spritesheetStr, (void **)&temp);
+    ARC_String_Destroy(spritesheetStr);
+    if(temp){
+        free(spriteValue->spritesheet);
+    }
+
+    ARC_Config_Get(config, framesStr, (void **)&temp);
+    ARC_String_Destroy(framesStr);
+    if(temp){
+        free(spriteValue->frames);
+    }
+
+    free(spriteValue);
+}

packages/graphics/sdl/line.c

@@ -0,0 +1,8 @@
+#include "arc/graphics/line.h"
+#include "renderer.h"
+#include <stdlib.h>
+
+void ARC_Line_Render(int32_t *x1, int32_t *y1, int32_t *x2, int32_t *y2, ARC_Renderer *renderer, ARC_Color *color){
+    SDL_SetRenderDrawColor((SDL_Renderer *)renderer, color->r, color->g, color->b, color->a);
+    SDL_RenderDrawLine((SDL_Renderer *)renderer, *x1, *y1, *x2, *y2);
+}

packages/graphics/sdl/obround.c

@@ -0,0 +1,48 @@
+#include "arc/graphics/obround.h"
+#include "renderer.h"
+#include <stdlib.h>
+
+//Modified from https://stackoverflow.com/questions/38334081/how-to-draw-circles-arcs-and-vector-graphics-in-sdl
+void ARC_Obround_Render(ARC_Obround *obround, ARC_Renderer *renderer, ARC_Color *color){
+    SDL_SetRenderDrawColor((SDL_Renderer *)renderer, color->r, color->g, color->b, color->a);
+
+    int32_t diameter = (obround->r * 2);
+
+    int32_t x = (obround->r - 1);
+    int32_t y = 0;
+    int32_t tx = 1;
+    int32_t ty = 1;
+    int32_t error = (tx - diameter);
+
+    SDL_RenderDrawLine((SDL_Renderer *)renderer, obround->x - obround->r, obround->y - (obround->h / 2), obround->x - obround->r, obround->y + (obround->h / 2));
+    SDL_RenderDrawLine((SDL_Renderer *)renderer, obround->x + obround->r, obround->y - (obround->h / 2), obround->x + obround->r, obround->y + (obround->h / 2));
+
+    while(x >= y){
+        //  Each of the following renders an octant of the circle
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x + x, obround->y - y - (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x + x, obround->y + y + (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x - x, obround->y - y - (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x - x, obround->y + y + (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x + y, obround->y - x - (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x + y, obround->y + x + (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x - y, obround->y - x - (obround->h / 2));
+        SDL_RenderDrawPoint((SDL_Renderer *)renderer, obround->x - y, obround->y + x + (obround->h / 2));
+
+        if(error <= 0){
+            ++y;
+            error += ty;
+            ty += 2;
+        }
+
+        if(error > 0){
+            --x;
+            tx += 2;
+            error += (tx - diameter);
+        }
+    }
+}
+
+void ARC_FObround_Render(ARC_FObround *obround, ARC_Renderer *renderer, ARC_Color *color){
+    ARC_Obround casted = ARC_FObround_CastToObround(obround);
+    ARC_Obround_Render(&casted, renderer, color);
+}

packages/graphics/sdl/rectangle.c

@@ -0,0 +1,23 @@
+#include "arc/graphics/rectangle.h"
+#include "renderer.h"
+#include <stdlib.h>
+
+void ARC_Rect_Render(ARC_Rect *rect, ARC_Renderer *renderer, ARC_Color *color){
+    SDL_SetRenderDrawColor((SDL_Renderer *)renderer, color->r, color->g, color->b, color->a);
+    SDL_RenderDrawRect((SDL_Renderer *)renderer, (SDL_Rect *) rect);
+}
+
+void ARC_Rect_RenderFill(ARC_Rect *rect, ARC_Renderer *renderer, ARC_Color *color){
+    SDL_SetRenderDrawColor((SDL_Renderer *)renderer, color->r, color->g, color->b, color->a);
+    SDL_RenderFillRect((SDL_Renderer *)renderer, (SDL_Rect *) rect);
+}
+
+void ARC_FRect_Render(ARC_FRect *rect, ARC_Renderer *renderer, ARC_Color *color){
+    ARC_Rect casted = ARC_FRect_CastToRect(rect);
+    ARC_Rect_Render(&casted, renderer, color);
+}
+
+void ARC_FRect_RenderFill(ARC_FRect *rect, ARC_Renderer *renderer, ARC_Color *color){
+    ARC_Rect casted = ARC_FRect_CastToRect(rect);
+    ARC_Rect_RenderFill(&casted, renderer, color);
+}

packages/graphics/sdl/renderer.c

@@ -0,0 +1,39 @@
+#include "arc/graphics/renderer.h"
+#include "renderer.h"
+
+#include <SDL.h>
+#include <stdlib.h>
+#include "arc/engine/engine.h"
+#include "arc/graphics/window.h"
+#include "arc/std/errno.h"
+
+void ARC_Renderer_CreateWithEngineData(ARC_Renderer **renderer, ARC_EngineData *data){
+    if(!data){
+        arc_errno = ARC_ERRNO_NULL;
+        ARC_DEBUG_ERR("ARC_Renderer_CreateWithEngineData(**renderer, NULL)");
+        return;
+    }
+
+    *renderer = (ARC_Renderer *)SDL_CreateRenderer((SDL_Window *)(data->window), -1, SDL_RENDERER_ACCELERATED);
+
+    if(!*renderer){
+        arc_errno = ARC_ERRNO_NULL;
+        ARC_DEBUG_LOG(arc_errno, "SDL_CreateRenderer(%p, %d, %u);", data->window, -1, SDL_RENDERER_ACCELERATED);
+        free(renderer);
+    }
+
+    SDL_SetRenderDrawBlendMode((SDL_Renderer *)*renderer, SDL_BLENDMODE_BLEND);
+}
+
+void ARC_Renderer_Destroy(ARC_Renderer *renderer){
+    SDL_DestroyRenderer((SDL_Renderer *) renderer);
+}
+
+void ARC_Renderer_Clear(ARC_Renderer *renderer){
+    SDL_SetRenderDrawColor((SDL_Renderer *)renderer, 0x1c, 0x2c, 0x3c, 0x00);
+    SDL_RenderClear((SDL_Renderer *)renderer);
+}
+
+void ARC_Renderer_Render(ARC_Renderer *renderer){
+    SDL_RenderPresent((SDL_Renderer *)renderer);
+}

packages/graphics/sdl/renderer.h

@@ -0,0 +1,10 @@
+#ifndef ARC_SDL_RENDERER_H_
+#define ARC_SDL_RENDERER_H_
+
+#include "arc/graphics/renderer.h"
+#include "arc/graphics/window.h"
+#include <SDL.h>
+
+typedef SDL_Renderer ARC_RendererType;
+
+#endif // !ARC_SDL_RENDERER_H_

packages/graphics/sdl/sprite.c

@@ -0,0 +1,90 @@
+#include "arc/graphics/sprite.h"
+
+#include "sprite.h"
+#include "spritesheet.h"
+#include "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){
+    *sprite = (ARC_Sprite *)malloc(sizeof(ARC_Sprite));
+    (*sprite)->spritesheet = spritesheet;
+    (*sprite)->frames = frames;
+    (*sprite)->frameIndex = (uint32_t *)malloc(sizeof(uint32_t));
+    *(*sprite)->frameIndex = 0;
+    (*sprite)->opacity = 255;
+}
+
+void ARC_Sprite_Destroy(ARC_Sprite *sprite){
+    free(sprite);
+}
+
+void ARC_Sprite_Copy(ARC_Sprite **newSprite, ARC_Sprite *oldSprite){
+    *newSprite = (ARC_Sprite *)malloc(sizeof(ARC_Sprite));
+    (*newSprite)->spritesheet = oldSprite->spritesheet;
+    (*newSprite)->frames = oldSprite->frames;
+    (*newSprite)->frameIndex = (uint32_t *)malloc(sizeof(uint32_t));
+    *(*newSprite)->frameIndex = *oldSprite->frameIndex;
+}
+
+void ARC_Sprite_SetOpacity(ARC_Sprite *sprite, uint8_t opacity){
+    sprite->opacity = opacity;
+}
+
+void ARC_Sprite_Render(ARC_Sprite *sprite, ARC_Renderer *renderer, ARC_Rect *renderBounds){
+    //TODO: note, this is set here so not all entities in the sheet get opacity set
+    SDL_SetTextureAlphaMod((SDL_Texture *)sprite->spritesheet->texture, sprite->opacity); 
+    SDL_RenderCopy((SDL_Renderer *)renderer, sprite->spritesheet->texture, (SDL_Rect *)sprite->frames->data + *sprite->frameIndex, (SDL_Rect *)renderBounds);
+}
+
+void ARC_Sprite_RenderFlip(ARC_Sprite *sprite, ARC_Renderer *renderer, ARC_Rect *renderBounds, enum ARC_Sprite_Axis axis){
+    SDL_RendererFlip flip = SDL_FLIP_NONE;
+    if(axis & ARC_SPRITE_AXIS_X){
+        flip |= SDL_FLIP_HORIZONTAL;
+    }
+
+    if(axis & ARC_SPRITE_AXIS_Y){
+        flip |= SDL_FLIP_VERTICAL;
+    }
+
+    //TODO: note, this is set here so not all entities in the sheet get opacity set
+    SDL_SetTextureAlphaMod((SDL_Texture *)sprite->spritesheet->texture, sprite->opacity); 
+    SDL_RenderCopyEx((SDL_Renderer *)renderer, sprite->spritesheet->texture, (SDL_Rect *)sprite->frames->data + *sprite->frameIndex, (SDL_Rect *)renderBounds, 0.0, NULL, flip);
+}
+
+void ARC_Sprite_RenderRotated(ARC_Sprite *sprite, ARC_Renderer *renderer, ARC_Rect *renderBounds, ARC_Point *center, double angle){
+    //TODO: note, this is set here so not all entities in the sheet get opacity set
+    SDL_SetTextureAlphaMod((SDL_Texture *)sprite->spritesheet->texture, sprite->opacity); 
+    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;
+
+    if(*sprite->frameIndex == sprite->frames->size){
+        *sprite->frameIndex = 0;
+    }
+}
+
+uint32_t ARC_Sprite_GetFrameIndex(ARC_Sprite *sprite){
+    return *sprite->frameIndex;
+}
+
+ARC_Rect *ARC_Sprite_GetBounds(ARC_Sprite *sprite){
+    return (ARC_Rect *)sprite->frames->data + *sprite->frameIndex;
+}
+
+ARC_Array *ARC_Sprite_GetAllBounds(ARC_Sprite *sprite){
+    return sprite->frames;
+}

packages/graphics/sdl/sprite.h

@@ -0,0 +1,15 @@
+#ifndef ARC_SDL_SPRITE_H_
+#define ARC_SDL_SPRITE_H_
+
+#include "arc/graphics/sprite.h"
+#include <SDL.h>
+
+struct ARC_Sprite {
+    ARC_Spritesheet *spritesheet;
+    ARC_Array       *frames;
+    uint32_t        *frameIndex;
+    //TODO: temp
+    uint8_t          opacity;
+};
+
+#endif // !ARC_SDL_SPRITE_H_

packages/graphics/sdl/spritesheet.c

@@ -0,0 +1,20 @@
+#include "arc/graphics/spritesheet.h"
+
+#include "spritesheet.h"
+#include "renderer.h"
+#include "arc/math/point.h"
+#include <SDL_render.h>
+
+void ARC_Spritesheet_RenderArea(ARC_Spritesheet *spritesheet, ARC_Rect *sheetBounds, ARC_Renderer *renderer, ARC_Rect *renderBounds){
+    SDL_RenderCopy((SDL_Renderer *)renderer, spritesheet->texture, (SDL_Rect *)sheetBounds, (SDL_Rect *)renderBounds);
+}
+
+ARC_Point ARC_Spritesheet_GetSize(ARC_Spritesheet *spritesheet){
+    ARC_Point size;
+    SDL_QueryTexture(spritesheet->texture, NULL, NULL, &size.x, &size.y);
+    return size;
+}
+
+uint32_t *ARC_Spritesheet_GetTileSize(ARC_Spritesheet *spritesheet){
+    return spritesheet->size;
+}

packages/graphics/sdl/spritesheet.h

@@ -0,0 +1,12 @@
+#ifndef ARC_SDL_SPRITESHEET_H_
+#define ARC_SDL_SPRITESHEET_H_
+
+#include "arc/graphics/spritesheet.h"
+#include <SDL.h>
+
+struct ARC_Spritesheet {
+    SDL_Texture *texture;
+    uint32_t    *size;
+};
+
+#endif // !ARC_SDL_SPRITESHEET_H_

packages/graphics/sdl/text.c

@@ -0,0 +1,57 @@
+#include "arc/graphics/text.h"
+
+#include "text.h"
+#include "arc/graphics/color.h"
+#include "arc/math/point.h"
+#include "arc/math/rectangle.h"
+#include "arc/std/string.h"
+
+#include <SDL2/SDL_ttf.h>
+
+void ARC_Text_Create(ARC_Text **text, ARC_String *path, int32_t size, ARC_Color color){
+    *text = (ARC_Text *)malloc(sizeof(ARC_Text));
+    ARC_String_Copy(&(*text)->name, path);
+    (*text)->size = size;
+    (*text)->color = color;
+    (*text)->texture = NULL;
+    (*text)->bounds = (ARC_Rect){ 0, 0, 0, 0 };
+}
+
+void ARC_Text_Destroy(ARC_Text *font){
+    if(font->texture != NULL){
+        SDL_DestroyTexture(font->texture);
+    }
+    ARC_String_Destroy(font->name);
+    free(font);
+}
+
+void ARC_Text_SetString(ARC_Text *text, ARC_Renderer *renderer, ARC_String *string){
+    TTF_Font *ttfont = TTF_OpenFont(text->name->data, text->size);
+    SDL_Color textColor = (SDL_Color){ text->color.r, text->color.g, text->color.b, text->color.a };
+    SDL_Surface *surface = TTF_RenderText_Blended_Wrapped(ttfont, string->data, textColor, 0);
+
+    text->bounds.w = surface->w;
+    text->bounds.h = surface->h;
+
+    if(text->texture){
+        SDL_DestroyTexture(text->texture);
+    }
+    text->texture = SDL_CreateTextureFromSurface((SDL_Renderer *)renderer, surface);
+
+    SDL_FreeSurface(surface);
+    TTF_CloseFont(ttfont);
+}
+
+void ARC_Text_Render(ARC_Text *text, ARC_Renderer *renderer){
+    if(text->texture == NULL){
+        return;
+    }
+
+    SDL_Rect bounds = (SDL_Rect){ text->bounds.x, text->bounds.y, text->bounds.w, text->bounds.h };
+    SDL_RenderCopy((SDL_Renderer *)renderer, text->texture, NULL, &bounds);
+}
+
+void ARC_Text_SetPos(ARC_Text *text, ARC_Point pos){
+    text->bounds.x = pos.x;
+    text->bounds.y = pos.y;
+}

packages/graphics/sdl/text.h

@@ -0,0 +1,20 @@
+#ifndef ARC_SDL_TEXT_H_
+#define ARC_SDL_TEXT_H_
+
+#include "arc/std/string.h"
+#include "arc/graphics/color.h"
+#include "arc/math/rectangle.h"
+
+#include <SDL.h>
+
+typedef struct ARC_Text {
+    ARC_String *name;
+    int32_t size;
+    
+    ARC_Color color;
+
+    SDL_Texture *texture;
+    ARC_Rect bounds;
+} ARC_Text;
+
+#endif // !ARC_SDL_TEXT_H_

packages/graphics/sdl/view.c

@@ -0,0 +1,35 @@
+#include "arc/graphics/view.h"
+
+#include "arc/std/errno.h"
+#include <SDL.h>
+#include <stdlib.h>
+
+void ARC_View_Create(ARC_View **view, ARC_Renderer *renderer, ARC_Rect bounds){
+    *view = (ARC_View *)malloc(sizeof(ARC_View));
+    (*view)->renderer = renderer;
+    (*view)->bounds = bounds;
+}
+
+void ARC_View_Destroy(ARC_View *view){
+    free(view);
+}
+
+void ARC_View_Render(ARC_View *view, ARC_View_RenderFn renderFn, void *data){
+    int err = SDL_RenderSetViewport((SDL_Renderer *)view->renderer, (const SDL_Rect *)&(view->bounds));
+    if(err){
+        ARC_DEBUG_LOG(ARC_ERRNO_DATA, "in src/graphics/sdl/view.c ARC_View_Render(view, renderFn), SDL_RenderSetViewport(...) returned: %d", err);
+        return;
+    }
+
+    renderFn(data);
+
+    err = SDL_RenderSetViewport((SDL_Renderer *)view->renderer, NULL);
+    if(err){
+        ARC_DEBUG_LOG(ARC_ERRNO_DATA, "in src/graphics/sdl/view.c ARC_View_Render(view, NULL), SDL_RenderSetViewport(...) returned: %d", err);
+        return;
+    }
+}
+
+ARC_Rect ARC_View_GetBounds(ARC_View *view){
+    return view->bounds;
+}

packages/graphics/sdl/window.c

@@ -0,0 +1,31 @@
+#include "arc/graphics/window.h"
+
+#include "window.h"
+#include "arc/std/errno.h"
+#include <SDL.h>
+
+void ARC_Window_Create(ARC_Window **window, ARC_WindowInfo *info){
+    if(!info){
+        arc_errno = ARC_ERRNO_NULL;
+        ARC_DEBUG_ERR("ARC_Window_Create(**window, NULL)");
+        return;
+    }
+
+    if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0){
+        arc_errno = ARC_ERRNO_INIT;
+        printf("Error: initializing SDL\nSDL Error: %s\n", SDL_GetError());
+        return;
+    }
+
+    *window = (ARC_Window *)SDL_CreateWindow((const char *)info->title, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, info->w, info->h, 0);
+
+    if(!*window){
+        arc_errno = ARC_ERRNO_NULL;
+        ARC_DEBUG_LOG(arc_errno, "SDL_CreateWindow(%s, %d, %d, %d, %d, %x);", info->title, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, info->w, info->h, 0);
+        free(window);
+    }
+}
+
+void ARC_Window_Destroy(ARC_Window *window){
+    SDL_DestroyWindow((SDL_Window *) window);
+}

packages/graphics/sdl/window.h

@@ -0,0 +1,9 @@
+#ifndef ARC_SDL_WINDOW_H_
+#define ARC_SDL_WINDOW_H_
+
+#include "arc/graphics/window.h"
+#include <SDL.h>
+
+typedef SDL_Window ARC_WindowType;
+
+#endif // !ARC_SDL_WINDOW_H_