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#ifndef RENDERING_H
#define RENDERING_H
#include "types.h"
#include "vector.h"
/* Definitions */
#define RGBA(_r, _g, _b, _a) \
((Engine_color){.r = _r, .g = _g, .b = _b, .a = _a})
#define RGB(_r, _g, _b) RGBA(_r, _g, _b, 0xFF)
/* Types */
typedef struct {
u8 r;
u8 g;
u8 b;
u8 a;
} Engine_color;
typedef struct {
u32 texture_id;
v2_i32 coord;
} Sprite;
#include "engine.h"
#include "ui.h"
/* Rendering functions */
void render_begin(Window* w);
void render_present(Window* w);
void drawcall_reset(void);
void render(Window* w);
/* Misc */
void engine_window_resize_pointers(i32* w, i32* h);
void engine_window_resize_pointers_reset(void);
/* UI rendering */
/* See rendering_ui.c for implementation */
i64 engine_render_text(i32 font_id, Engine_color fg, char* text,
v2_i32* size_out, bool wrapped);
void engine_draw_uitree(UITree* t);
void engine_draw_sprite(Sprite* s, v2_i32* pos, f32 scale);
void engine_draw_sprite_ex(Sprite* s, v2_i32* pos, f32 scale,
Engine_color colormod);
Sprite sprite_new(u64 tid, u8 coord);
#ifdef ENGINE_INTERNALS
#include "engine.h"
#define TEXTURES_INCREMENT 512
typedef enum {
RenderDrawCallType_UITree,
/*RenderDrawCallType_UIButton,*/
RenderDrawCallType_Text,
RenderDrawCallType_Sprite,
} RenderDrawCallType;
typedef struct {
RenderDrawCallType type;
union {
void* data;
struct {
Sprite* sprite;
i32 x;
i32 y;
f32 scale;
SDL_Color mod;
} sprite;
} data;
} RenderDrawCall;
void render_uitree(Window* w, UITree* t);
void render_container(Window* w, UITree_container* t);
void render_button(Window* w, UITree_button* t);
void render_title(Window* w, UITree_title* t);
void render_text(Window* w, UITree_text* t);
v2_i32 elem_size(UITree* root);
#endif
#endif
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