1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
#pragma once
#ifndef __RENDER_BGFX__
#define __RENDER_BGFX__
#include <map>
#include <vector>
#include "binpacker.h"
/* sdl_info is the information about SDL for the current screen */
class renderer_bgfx : public osd_renderer
{
public:
renderer_bgfx(osd_window *w)
: osd_renderer(w, FLAG_NONE)
, m_dimensions(0, 0)
{
}
virtual int create() override;
virtual int draw(const int update) override;
#ifdef OSD_SDL
virtual int xy_to_render_target(const int x, const int y, int *xt, int *yt) override;
#else
virtual void save() override { }
virtual void record() override { }
virtual void toggle_fsfx() override { }
#endif
virtual void destroy() override;
virtual render_primitive_list *get_primitives() override
{
osd_dim wdim = window().get_size();
window().target()->set_bounds(wdim.width(), wdim.height(), window().aspect());
return &window().target()->get_primitives();
}
private:
struct ScreenVertex
{
float m_x;
float m_y;
float m_z;
UINT32 m_rgba;
float m_u;
float m_v;
static void init()
{
ms_decl.begin()
.add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float)
.add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true)
.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float)
.end();
}
static bgfx::VertexDecl ms_decl;
};
void allocate_buffer(render_primitive *prim, UINT32 blend, bgfx::TransientVertexBuffer *buffer);
enum buffer_status
{
BUFFER_PRE_FLUSH,
BUFFER_FLUSH,
BUFFER_EMPTY,
BUFFER_DONE
};
buffer_status buffer_primitives(int view, bool atlas_valid, render_primitive** prim, bgfx::TransientVertexBuffer* buffer);
void render_textured_quad(int view, render_primitive* prim, bgfx::TransientVertexBuffer* buffer);
void put_packed_quad(render_primitive *prim, UINT32 hash, ScreenVertex* vertex);
void put_polygon(const float* coords, UINT32 num_coords, float r, UINT32 rgba, ScreenVertex* vertex);
void put_line(float x0, float y0, float x1, float y1, float r, UINT32 rgba, ScreenVertex* vertex, float fth = 1.0f);
void set_bgfx_state(UINT32 blend);
uint32_t u32Color(uint32_t r, uint32_t g, uint32_t b, uint32_t a);
bool check_for_dirty_atlas();
bool update_atlas();
void process_atlas_packs(std::vector<std::vector<rectangle_packer::packed_rectangle>>& packed);
const bgfx::Memory* mame_texture_data_to_bgfx_texture_data(UINT32 format, int width, int height, int rowpixels, const rgb_t *palette, void *base);
UINT32 get_texture_hash(render_primitive *prim);
bgfx::ProgramHandle loadProgram(bx::FileReaderI* _reader, const char* _vsName, const char* _fsName);
bgfx::ProgramHandle loadProgram(const char* _vsName, const char* _fsName);
bgfx::ProgramHandle m_progQuad;
bgfx::ProgramHandle m_progQuadTexture;
bgfx::UniformHandle m_s_texColor;
bgfx::FrameBufferHandle fbh;
bgfx::TextureHandle m_texture_cache;
// Original display_mode
osd_dim m_dimensions;
std::map<UINT32, rectangle_packer::packed_rectangle> m_hash_to_entry;
std::vector<rectangle_packer::packable_rectangle> m_texinfo;
rectangle_packer m_packer;
uint32_t m_white[16*16];
enum : uint16_t { CACHE_SIZE = 1024 };
enum : uint32_t { PACKABLE_SIZE = 128 };
enum : UINT32 { WHITE_HASH = 0x87654321 };
};
#endif
|