toys/sww/source/renderer/software_renderer.h

#pragma once

#include "image.h"
#include "texture_private.h"
#include "window_private.h"

#include "renderer/renderer_private.h"

#define MAX_TEXTURE_COUNT 8
#define INVALID_TEX_ID (uint32_t)(-1)

/* NOTE: The member `surface` is a reference of swwWindow,
 * if the renderer is attached to a swwWindow object.
 */
typedef struct {
  SWW_RENDERER;
  swwWindow *window;
  swwImage *surface;
  float *zbuffer;
  uint32_t zbuffer_count;
  swwTexture *textures[MAX_TEXTURE_COUNT];
  uint32_t selected_tex_id;
  int offscreen;
} SoftwareRenderer;

swwRenderer *SoftwareRenderer_CreateAttachWindow(swwWindow *win);
swwRenderer *SoftwareRenderer_CreateOffscreen(uint32_t width, uint32_t height);
void SoftwareRenderer_Destroy(swwRenderer *o);