| 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 |