mirror of
https://github.com/libretro/RetroArch.git
synced 2024-10-08 15:13:24 +00:00
163 lines
4.2 KiB
C
163 lines
4.2 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2019 - Hans-Kristian Arntzen
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* copyright (c) 2011-2017 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GL_CORE_COMMON_H
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#define __GL_CORE_COMMON_H
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#include <boolean.h>
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#include <string.h>
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#include <libretro.h>
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#include <retro_common_api.h>
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#ifdef HAVE_CONFIG_H
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#include "../../config.h"
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#endif
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#include <retro_inline.h>
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#include <gfx/math/matrix_4x4.h>
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#include <gfx/scaler/scaler.h>
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#include <glsym/glsym.h>
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#include <formats/image.h>
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#include "../video_coord_array.h"
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#include "../../retroarch.h"
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#include "../drivers_shader/shader_gl3.h"
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RETRO_BEGIN_DECLS
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#define GL_CORE_NUM_TEXTURES 4
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#define GL_CORE_NUM_PBOS 4
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#define GL_CORE_NUM_VBOS 256
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#define GL_CORE_NUM_FENCES 8
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struct gl3_streamed_texture
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{
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GLuint tex;
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unsigned width;
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unsigned height;
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};
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typedef struct gl3
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{
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const gfx_ctx_driver_t *ctx_driver;
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void *ctx_data;
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gl3_filter_chain_t *filter_chain;
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GLuint *overlay_tex;
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float *overlay_vertex_coord;
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float *overlay_tex_coord;
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float *overlay_color_coord;
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GLsync fences[GL_CORE_NUM_FENCES];
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void *readback_buffer_screenshot;
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struct scaler_ctx pbo_readback_scaler;
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video_info_t video_info;
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video_viewport_t vp;
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struct gl3_viewport filter_chain_vp;
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struct gl3_streamed_texture textures[GL_CORE_NUM_TEXTURES];
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GLuint vao;
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GLuint menu_texture;
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GLuint pbo_readback[GL_CORE_NUM_PBOS];
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struct
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{
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GLuint alpha_blend;
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GLuint font;
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GLuint ribbon;
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GLuint ribbon_simple;
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GLuint snow_simple;
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GLuint snow;
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GLuint bokeh;
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struct gl3_buffer_locations alpha_blend_loc;
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struct gl3_buffer_locations font_loc;
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struct gl3_buffer_locations ribbon_loc;
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struct gl3_buffer_locations ribbon_simple_loc;
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struct gl3_buffer_locations snow_simple_loc;
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struct gl3_buffer_locations snow_loc;
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struct gl3_buffer_locations bokeh_loc;
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} pipelines;
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unsigned video_width;
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unsigned video_height;
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unsigned overlays;
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unsigned version_major;
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unsigned version_minor;
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unsigned vp_out_width;
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unsigned vp_out_height;
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unsigned rotation;
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unsigned textures_index;
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unsigned scratch_vbo_index;
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unsigned fence_count;
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unsigned pbo_readback_index;
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unsigned hw_render_max_width;
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unsigned hw_render_max_height;
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GLuint scratch_vbos[GL_CORE_NUM_VBOS];
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GLuint hw_render_texture;
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GLuint hw_render_fbo;
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GLuint hw_render_rb_ds;
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float menu_texture_alpha;
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math_matrix_4x4 mvp; /* float alignment */
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math_matrix_4x4 mvp_yflip;
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math_matrix_4x4 mvp_no_rot;
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math_matrix_4x4 mvp_no_rot_yflip;
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bool pbo_readback_valid[GL_CORE_NUM_PBOS];
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bool pbo_readback_enable;
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bool hw_render_bottom_left;
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bool hw_render_enable;
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bool use_shared_context;
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bool overlay_enable;
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bool overlay_full_screen;
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bool menu_texture_enable;
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bool menu_texture_full_screen;
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bool vsync;
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bool fullscreen;
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bool quitting;
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bool should_resize;
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bool keep_aspect;
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} gl3_t;
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void gl3_bind_scratch_vbo(gl3_t *gl, const void *data, size_t size);
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GLuint gl3_compile_shader(GLenum stage, const char *source);
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void gl3_framebuffer_clear(GLuint id);
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void gl3_framebuffer_copy(
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GLuint fb_id,
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GLuint quad_program,
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GLuint quad_vbo,
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GLint flat_ubo_vertex,
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struct Size2D size,
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GLuint image);
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void gl3_framebuffer_copy_partial(
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GLuint fb_id,
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GLuint quad_program,
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GLint flat_ubo_vertex,
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struct Size2D size,
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GLuint image,
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float rx, float ry);
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void gl3_build_default_matrix(float *data);
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uint32_t gl3_get_cross_compiler_target_version(void);
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RETRO_END_DECLS
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#endif
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