pawengine/kitty.h

#ifndef INCLUDE_KITTY
#define INCLUDE_KITTY

#include <vulkan/vulkan.h>

struct Kitty;

struct Kitty *kitty_make();
void kitty_set_vertex_shader(struct Kitty *thingy, const char *path);
void kitty_set_fragment_shader(struct Kitty *thingy, const char *path);

// 'data' can be freed after 'kitty_finalise' is called, ownership is not
// transferred
void kitty_set_vertex_buffer(struct Kitty *thingy, void *data, uint32_t count,
                             int vertex_size);
void kitty_add_vertex_buffer_format(struct Kitty *thingy, enum VkFormat format);

// 'data' can be freed after 'kitty_finalise' is called, ownership is not
// transferred
void kitty_add_index_buffer(struct Kitty *kitty, void *data, uint32_t count);

void kitty_set_push_constant_size(struct Kitty *thingy, uint32_t size);

// the returned number can be used in 'kitty_set_next_ubo' to update the content
// of the buffer
int kitty_attatch_ubo(struct Kitty *thingy, uint32_t size);
void kitty_attatch_image(struct Kitty *thingy, const char *path);

void kitty_finalise(struct Vk *state, struct Kitty *thingy);

void kitty_set_next_push_constant(struct Kitty *thingy, void *data);
void kitty_set_next_ubo(struct Vk *state, struct Kitty *thingy, int index,
                        void *data);

void kitty_draw(struct Vk *state, uint32_t image_index, struct Kitty *thingy);

void free_kitty(struct Vk *state, struct Kitty *kitty);

#endif // INCLUDE_KITTY