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1 | /* Copyright (C) 2010-2018 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this libretro SDK code part (glsm.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef LIBRETRO_SDK_GLSM_H | |
24 | #define LIBRETRO_SDK_GLSM_H | |
25 | ||
26 | #include <retro_common_api.h> | |
27 | ||
28 | #include <boolean.h> | |
29 | #include <libretro.h> | |
30 | #include <glsym/rglgen_headers.h> | |
31 | ||
32 | RETRO_BEGIN_DECLS | |
33 | ||
34 | #ifdef HAVE_OPENGLES2 | |
35 | typedef double GLdouble; | |
36 | typedef double GLclampd; | |
37 | #endif | |
38 | ||
39 | #if defined(HAVE_OPENGLES2) | |
40 | #define RARCH_GL_RENDERBUFFER GL_RENDERBUFFER | |
41 | #define RARCH_GL_DEPTH24_STENCIL8 GL_DEPTH24_STENCIL8_OES | |
42 | #define RARCH_GL_DEPTH_ATTACHMENT GL_DEPTH_ATTACHMENT | |
43 | #define RARCH_GL_STENCIL_ATTACHMENT GL_STENCIL_ATTACHMENT | |
44 | #elif (defined(__MACH__) && (defined(__ppc__) || defined(__ppc64__))) | |
45 | #define RARCH_GL_RENDERBUFFER GL_RENDERBUFFER_EXT | |
46 | #define RARCH_GL_DEPTH24_STENCIL8 GL_DEPTH24_STENCIL8_EXT | |
47 | #define RARCH_GL_DEPTH_ATTACHMENT GL_DEPTH_ATTACHMENT_EXT | |
48 | #define RARCH_GL_STENCIL_ATTACHMENT GL_STENCIL_ATTACHMENT_EXT | |
49 | #elif defined(HAVE_PSGL) | |
50 | #define RARCH_GL_RENDERBUFFER GL_RENDERBUFFER_OES | |
51 | #define RARCH_GL_DEPTH24_STENCIL8 GL_DEPTH24_STENCIL8_SCE | |
52 | #define RARCH_GL_DEPTH_ATTACHMENT GL_DEPTH_ATTACHMENT_OES | |
53 | #define RARCH_GL_STENCIL_ATTACHMENT GL_STENCIL_ATTACHMENT_OES | |
54 | #else | |
55 | #define RARCH_GL_RENDERBUFFER GL_RENDERBUFFER | |
56 | #define RARCH_GL_DEPTH24_STENCIL8 GL_DEPTH24_STENCIL8 | |
57 | #define RARCH_GL_DEPTH_ATTACHMENT GL_DEPTH_ATTACHMENT | |
58 | #define RARCH_GL_STENCIL_ATTACHMENT GL_STENCIL_ATTACHMENT | |
59 | #endif | |
60 | ||
61 | #if defined(HAVE_PSGL) | |
62 | #define RARCH_GL_FRAMEBUFFER GL_FRAMEBUFFER_OES | |
63 | #define RARCH_GL_FRAMEBUFFER_COMPLETE GL_FRAMEBUFFER_COMPLETE_OES | |
64 | #define RARCH_GL_COLOR_ATTACHMENT0 GL_COLOR_ATTACHMENT0_EXT | |
65 | #elif (defined(__MACH__) && (defined(__ppc__) || defined(__ppc64__))) | |
66 | #define RARCH_GL_FRAMEBUFFER GL_FRAMEBUFFER_EXT | |
67 | #define RARCH_GL_FRAMEBUFFER_COMPLETE GL_FRAMEBUFFER_COMPLETE_EXT | |
68 | #define RARCH_GL_COLOR_ATTACHMENT0 GL_COLOR_ATTACHMENT0_EXT | |
69 | #else | |
70 | #define RARCH_GL_FRAMEBUFFER GL_FRAMEBUFFER | |
71 | #define RARCH_GL_FRAMEBUFFER_COMPLETE GL_FRAMEBUFFER_COMPLETE | |
72 | #define RARCH_GL_COLOR_ATTACHMENT0 GL_COLOR_ATTACHMENT0 | |
73 | #endif | |
74 | ||
75 | #ifndef GL_FOG | |
76 | #define GL_FOG 0x0B60 | |
77 | #endif | |
78 | ||
79 | #ifndef GL_ALPHA_TEST | |
80 | #define GL_ALPHA_TEST 0x0BC0 | |
81 | #endif | |
82 | ||
83 | #ifndef GL_CLIP_DISTANCE0 | |
84 | #define GL_CLIP_DISTANCE0 0x3000 | |
85 | #endif | |
86 | ||
87 | #define MAX_ATTRIB 8 | |
88 | ||
89 | enum | |
90 | { | |
91 | SGL_DEPTH_TEST = 0, | |
92 | SGL_BLEND, | |
93 | SGL_POLYGON_OFFSET_FILL, | |
94 | SGL_FOG, | |
95 | SGL_CULL_FACE, | |
96 | SGL_ALPHA_TEST, | |
97 | SGL_SCISSOR_TEST, | |
98 | SGL_STENCIL_TEST, | |
99 | #if !defined(HAVE_OPENGLES) | |
100 | SGL_DEPTH_CLAMP, | |
101 | SGL_CLIP_DISTANCE0, | |
102 | #endif | |
103 | SGL_DITHER, | |
104 | SGL_SAMPLE_ALPHA_TO_COVERAGE, | |
105 | SGL_SAMPLE_COVERAGE, | |
106 | #ifndef HAVE_OPENGLES | |
107 | SGL_COLOR_LOGIC_OP, | |
108 | #endif | |
109 | SGL_CAP_MAX | |
110 | }; | |
111 | ||
112 | enum glsm_state_ctl | |
113 | { | |
114 | GLSM_CTL_NONE = 0, | |
115 | GLSM_CTL_STATE_SETUP, | |
116 | GLSM_CTL_STATE_BIND, | |
117 | GLSM_CTL_STATE_UNBIND, | |
118 | GLSM_CTL_STATE_CONTEXT_RESET, | |
119 | GLSM_CTL_STATE_CONTEXT_DESTROY, | |
120 | GLSM_CTL_STATE_CONTEXT_INIT, | |
121 | GLSM_CTL_IS_IMM_VBO, | |
122 | GLSM_CTL_SET_IMM_VBO, | |
123 | GLSM_CTL_UNSET_IMM_VBO, | |
124 | GLSM_CTL_IMM_VBO_DISABLE, | |
125 | GLSM_CTL_IMM_VBO_DRAW, | |
126 | GLSM_CTL_PROC_ADDRESS_GET | |
127 | }; | |
128 | ||
129 | typedef bool (*glsm_imm_vbo_draw)(void *); | |
130 | typedef bool (*glsm_imm_vbo_disable)(void *); | |
131 | typedef bool (*glsm_framebuffer_lock)(void *); | |
132 | ||
133 | typedef struct glsm_ctx_proc_address | |
134 | { | |
135 | retro_get_proc_address_t addr; | |
136 | } glsm_ctx_proc_address_t; | |
137 | ||
138 | typedef struct glsm_ctx_params | |
139 | { | |
140 | glsm_framebuffer_lock framebuffer_lock; | |
141 | glsm_imm_vbo_draw imm_vbo_draw; | |
142 | glsm_imm_vbo_disable imm_vbo_disable; | |
143 | retro_hw_context_reset_t context_reset; | |
144 | retro_hw_context_reset_t context_destroy; | |
145 | retro_environment_t environ_cb; | |
146 | bool stencil; | |
147 | unsigned major; | |
148 | unsigned minor; | |
149 | enum retro_hw_context_type context_type; | |
150 | } glsm_ctx_params_t; | |
151 | ||
152 | GLuint glsm_get_current_framebuffer(void); | |
153 | ||
154 | bool glsm_ctl(enum glsm_state_ctl state, void *data); | |
155 | ||
156 | RETRO_END_DECLS | |
157 | ||
158 | #endif |