mirror of
https://github.com/libretro/RetroArch.git
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143 lines
3.5 KiB
C
143 lines
3.5 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2015 - 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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#include <retro_miscellaneous.h>
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#include "menu_display.h"
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#include "menu_hash.h"
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#include "menu_setting.h"
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#include "menu_video.h"
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#include "../gfx/video_common.h"
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#ifdef HAVE_OPENGL
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void menu_video_draw_frame(
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const shader_backend_t *shader,
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struct gfx_coords *coords,
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math_matrix_4x4 *mat,
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bool blend,
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GLuint texture
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)
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{
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driver_t *driver = driver_get_ptr();
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glBindTexture(GL_TEXTURE_2D, texture);
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shader->set_coords(coords);
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shader->set_mvp(driver->video_data, mat);
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if (blend)
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glEnable(GL_BLEND);
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glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
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if (blend)
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glDisable(GL_BLEND);
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}
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void menu_video_frame_background(
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menu_handle_t *menu,
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settings_t *settings,
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gl_t *gl,
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GLuint texture,
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float handle_alpha,
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float alpha,
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bool force_transparency)
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{
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struct gfx_coords coords;
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GRfloat color[16], black_color[16],
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vertex[8], tex_coord[8];
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global_t *global = global_get_ptr();
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vertex[0] = 0;
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vertex[1] = 0;
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vertex[2] = 1;
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vertex[3] = 0;
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vertex[4] = 0;
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vertex[5] = 1;
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vertex[6] = 1;
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vertex[7] = 1;
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tex_coord[0] = 0;
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tex_coord[1] = 1;
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tex_coord[2] = 1;
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tex_coord[3] = 1;
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tex_coord[4] = 0;
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tex_coord[5] = 0;
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tex_coord[6] = 1;
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tex_coord[7] = 0;
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color[ 0] = 1.0f;
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color[ 1] = 1.0f;
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color[ 2] = 1.0f;
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color[ 3] = handle_alpha;
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color[ 4] = 1.0f;
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color[ 5] = 1.0f;
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color[ 6] = 1.0f;
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color[ 7] = handle_alpha;
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color[ 8] = 1.0f;
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color[ 9] = 1.0f;
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color[10] = 1.0f;
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color[11] = handle_alpha;
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color[12] = 1.0f;
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color[13] = 1.0f;
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color[14] = 1.0f;
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color[15] = handle_alpha;
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if (alpha > handle_alpha)
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alpha = handle_alpha;
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black_color[ 0] = 0.0f;
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black_color[ 1] = 0.0f;
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black_color[ 2] = 0.0f;
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black_color[ 3] = alpha;
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black_color[ 4] = 0.0f;
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black_color[ 5] = 0.0f;
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black_color[ 6] = 0.0f;
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black_color[ 7] = alpha;
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black_color[ 8] = 0.0f;
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black_color[ 9] = 0.0f;
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black_color[10] = 0.0f;
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black_color[11] = alpha;
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black_color[12] = 0.0f;
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black_color[13] = 0.0f;
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black_color[14] = 0.0f;
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black_color[15] = alpha;
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coords.vertices = 4;
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coords.vertex = vertex;
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coords.tex_coord = tex_coord;
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coords.lut_tex_coord = tex_coord;
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coords.color = black_color;
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if (gl->shader && gl->shader->use)
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gl->shader->use(gl, GL_SHADER_STOCK_BLEND);
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menu_display_set_viewport();
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if ((settings->menu.pause_libretro
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|| !global->inited.main || (global->inited.core.type == CORE_TYPE_DUMMY))
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&& !force_transparency
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&& texture)
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coords.color = color;
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menu_video_draw_frame(gl->shader, &coords,
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&gl->mvp_no_rot, true, texture);
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gl->coords.color = gl->white_color_ptr;
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}
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#endif
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