void gs_draw_sprite(texture_t tex, uint32_t flip, uint32_t width,
uint32_t height)
{
graphics_t graphics = thread_graphics;
float fcx, fcy;
struct vb_data *data;
assert(tex);
if (gs_gettexturetype(tex) != GS_TEXTURE_2D) {
blog(LOG_ERROR, "A sprite must be a 2D texture");
return;
}
fcx = width ? (float)width : (float)texture_getwidth(tex);
fcy = height ? (float)height : (float)texture_getheight(tex);
data = vertexbuffer_getdata(graphics->sprite_buffer);
build_sprite(data, fcx, fcy, flip);
vertexbuffer_flush(graphics->sprite_buffer, false);
gs_load_vertexbuffer(graphics->sprite_buffer);
gs_load_indexbuffer(NULL);
gs_draw(GS_TRISTRIP, 0, 0);
}
static inline void build_sprite_norm(struct vb_data *data, float fcx, float fcy,
uint32_t flip)
{
float start_u, end_u;
float start_v, end_v;
assign_sprite_uv(&start_u, &end_u, (flip & GS_FLIP_U) != 0);
assign_sprite_uv(&start_v, &end_v, (flip & GS_FLIP_V) != 0);
build_sprite(data, fcx, fcy, start_u, end_u, start_v, end_v, flip);
}
static inline void build_sprite_rect(struct vb_data *data, texture_t tex,
float fcx, float fcy, uint32_t flip)
{
float start_u, end_u;
float start_v, end_v;
float width = (float)texture_getwidth(tex);
float height = (float)texture_getheight(tex);
assign_sprite_rect(&start_u, &end_u, width, (flip & GS_FLIP_U) != 0);
assign_sprite_rect(&start_v, &end_v, height, (flip & GS_FLIP_V) != 0);
build_sprite(data, fcx, fcy, start_u, end_u, start_v, end_v, flip);
}
