59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
#include "Renderer.h"
|
|
#include "SDL.h"
|
|
#include "SDL_render.h"
|
|
#include "engine_build_config.h"
|
|
#include <stdbool.h>
|
|
#include <stdlib.h>
|
|
|
|
#ifdef DEBUG_ENGINE
|
|
#include <stdio.h>
|
|
#endif /* DEBUG_ENGINE */
|
|
|
|
typedef struct renderer {
|
|
SDL_Renderer *SDL_base_renderer;
|
|
} Renderer;
|
|
|
|
Renderer *create_renderer() { return (Renderer *)malloc(sizeof(Renderer)); }
|
|
|
|
bool init_renderer(Renderer *renderer, SDL_Window *window) {
|
|
if (!renderer || !window) {
|
|
return false;
|
|
}
|
|
|
|
renderer->SDL_base_renderer = SDL_CreateRenderer(
|
|
window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
|
|
|
|
// Technically speaking, I believe it should be possible to just return
|
|
// the pointer. However, to make sure that everything is clear, I am
|
|
// performing a test that returns true or false based on whether the
|
|
// pointer was initialised or not.
|
|
return renderer->SDL_base_renderer ? true : false;
|
|
}
|
|
|
|
void render_clear(const Renderer *renderer, SDL_Color color) {
|
|
SDL_SetRenderDrawColor(renderer->SDL_base_renderer, color.r, color.r, color.b,
|
|
color.a);
|
|
|
|
SDL_RenderClear(renderer->SDL_base_renderer);
|
|
}
|
|
|
|
void swap_buffers(const Renderer *renderer) {
|
|
SDL_RenderPresent(renderer->SDL_base_renderer);
|
|
}
|
|
|
|
void destroy_renderer(Renderer *renderer) {
|
|
if (renderer) {
|
|
if (renderer->SDL_base_renderer) {
|
|
SDL_DestroyRenderer(renderer->SDL_base_renderer);
|
|
renderer->SDL_base_renderer = NULL;
|
|
}
|
|
|
|
free(renderer);
|
|
renderer = NULL;
|
|
|
|
#ifdef DEBUG_ENGINE
|
|
printf("Renderer destroyed successfully\n");
|
|
#endif /* DEBUG_ENGINE */
|
|
}
|
|
}
|