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#pragma once
// -- internal --
// public
#include "rodeo/gfx_t.h"
#include "rodeo/math_t.h"
// -- external --
#include "bgfx/c99/bgfx.h"
typedef
struct
{
float target_width;
float target_height;
// what the calculated size is to fit in the window
float result_width;
float result_height;
float game_aspect;
float window_aspect;
float scale;
}
irodeo_gfx_dimensions_extra_t;
#define i_type stc_gfx_matrix_stack
#define i_val rodeo_math_mat4_t
#include <stc/cstack.h>
typedef
struct
{
bgfx_vertex_layout_t vertex_layout;
//bgfx_dynamic_vertex_buffer_handle_t vertex_buffer_handle;
//bgfx_dynamic_index_buffer_handle_t index_buffer_handle;
bgfx_transient_vertex_buffer_t vertex_buffer_handle;
bgfx_transient_index_buffer_t index_buffer_handle;
rodeo_gfx_vertex_t *batched_vertices;
rodeo_gfx_index_t *batched_indices;
rodeo_gfx_index_t vertex_size;
rodeo_gfx_index_t index_count;
rodeo_gfx_index_t index_size;
//irodeo_gfx_index_t batched_indices[(mrodeo_vertex_size_max / 4) * 6];
rodeo_gfx_texture_2d_t default_texture;
bgfx_encoder_t *encoder;
bgfx_texture_handle_t *active_texture;
bgfx_shader_handle_t vertex_shader;
bgfx_shader_handle_t fragment_shader;
bgfx_program_handle_t program_shader;
bgfx_uniform_handle_t texture_uniforms[2];
float target_width;
float target_height;
//mat4 view_matrix;
//mat4 proj_matrix;
rodeo_math_mat4_t view_matrix;
rodeo_math_mat4_t proj_matrix;
uint64_t frame_count;
uint32_t frame_limit;
uint32_t frame_start;
uint32_t frame_end;
float frame_time;
irodeo_gfx_dimensions_extra_t dimensions_extra;
rodeo_math_mat4_t matrix_stack_top;
stc_gfx_matrix_stack matrix_stack;
rodeo_math_mat4_t camera_2d_matrix;
}
irodeo_gfx_state_t;
struct
irodeo_gfx_texture_2d
{
bgfx_texture_handle_t texture_bgfx;
};
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