ym_gfx_sprite.c File Reference

#include <ym_gfx_sprite.h>
#include <lodepng.h>

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Data Structures
struct	sprite_sheet
	Sprite sheet "container interaction". More...

Macros
#define	MAX_SPRITE_SHEETS   256

Functions
ym_errc	add_sheet_ (uint row_count, uint col_count, GLuint texture_id, ym_sheet_id *out_id)
sprite_sheet *	get_sheets_ (int *out_count)
ym_errc	ym_gfx_load_png (const char *filename, u8 **out_image, int *out_width, int *out_height)
	PNG loading. More...
ym_errc	ym_sprite_init (ym_mem_region *region, ym_gfx_window *window)
	ym_sprite API implementation More...
ym_errc	ym_sprite_shutdown ()
ym_errc	ym_sprite_load_sheet (const char *filename, uint col_count, uint row_count, ym_sheet_id *out_sheet_id)
ym_errc	ym_sprite_delete_sheet (ym_sheet_id sheet_id)
ym_errc	ym_sprite_draw (ym_sheet_id sheet_id, ym_sprite_id sprite_id, uint layer, ym_vec2 pos)
ym_errc	ym_sprite_draw_extd (ym_sheet_id sheet_id, ym_sprite_id sprite_id, uint layer, ym_vec2 pos, ym_vec2 scale, float angle)
void	ym_sprite_set_camera_pos (ym_vec3 camera_pos)

Macro Definition Documentation

#define MAX_SPRITE_SHEETS   256

Function Documentation

ym_errc add_sheet_	(	uint	row_count,
		uint	col_count,
		GLuint	texture_id,
		ym_sheet_id *	out_id
	)

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sprite_sheet* get_sheets_

(

int *

out_count

)

ym_errc ym_gfx_load_png	(	const char *	filename,
		u8 **	out_image,
		int *	out_width,
		int *	out_height
	)

PNG loading.

Todo:

Move over to using the lodepng function that takes in memory

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ym_errc ym_sprite_delete_sheet

(

ym_sheet_id

sheet_id

)

ym_errc ym_sprite_draw	(	ym_sheet_id	sheet_id,
		ym_sprite_id	sprite_id,
		uint	layer,
		ym_vec2	pos
	)

Todo:

Add layering support

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ym_errc ym_sprite_draw_extd	(	ym_sheet_id	sheet_id,
		ym_sprite_id	sprite_id,
		uint	layer,
		ym_vec2	pos,
		ym_vec2	scale,
		float	angle
	)

Todo:

add layering support

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ym_errc ym_sprite_init	(	ym_mem_region *	region,
		ym_gfx_window *	window
	)

ym_sprite API implementation

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ym_errc ym_sprite_load_sheet	(	const char *	filename,
		uint	col_count,
		uint	row_count,
		ym_sheet_id *	out_sheet_id
	)

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void ym_sprite_set_camera_pos

(

ym_vec3

camera_pos

)

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ym_errc ym_sprite_shutdown

(

)

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Variable Documentation

GLint atlas_col_count

GLint atlas_row_count

GLint color

GLuint ibo

GLuint ibo_size

GLint mvp

ym_mat4 projection_matrix

GLuint shader_program

GLuint shaders[2]

GLint texture_id

GLuint texture_vbo

struct { ... } uniforms

GLuint vao

GLuint vbo

ym_mat4 view_matrix