mirror of
https://github.com/libretro/RetroArch.git
synced 2024-10-08 15:13:24 +00:00
270 lines
7.4 KiB
C
270 lines
7.4 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2015 - Daniel De Matteis
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* Copyright (C) 2014-2015 - Jean-André Santoni
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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 <file/file_path.h>
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#include <formats/image.h>
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#include "video_driver.h"
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#include "video_texture.h"
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#include "video_thread_wrapper.h"
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#ifdef HAVE_OPENGL
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#ifdef __cplusplus
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extern "C" {
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#endif
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void gl_load_texture_data(GLuint id,
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enum gfx_wrap_type wrap_type,
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enum texture_filter_type filter_type,
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unsigned alignment,
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unsigned width, unsigned height,
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const void *frame, unsigned base_size)
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{
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GLint mag_filter, min_filter;
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bool want_mipmap = false;
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bool use_rgba = video_driver_ctl(RARCH_DISPLAY_CTL_SUPPORTS_RGBA, NULL);
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bool rgb32 = (base_size == (sizeof(uint32_t)));
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GLenum wrap = gl_wrap_type_to_enum(wrap_type);
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glBindTexture(GL_TEXTURE_2D, id);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrap);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrap);
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#if defined(HAVE_OPENGLES2) || defined(HAVE_PSGL) || defined(OSX_PPC)
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if (filter_type == TEXTURE_FILTER_MIPMAP_LINEAR)
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filter_type = TEXTURE_FILTER_LINEAR;
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if (filter_type == TEXTURE_FILTER_MIPMAP_NEAREST)
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filter_type = TEXTURE_FILTER_NEAREST;
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#endif
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switch (filter_type)
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{
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case TEXTURE_FILTER_MIPMAP_LINEAR:
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min_filter = GL_LINEAR_MIPMAP_NEAREST;
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mag_filter = GL_LINEAR;
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want_mipmap = true;
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break;
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case TEXTURE_FILTER_MIPMAP_NEAREST:
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min_filter = GL_NEAREST_MIPMAP_NEAREST;
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mag_filter = GL_NEAREST;
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want_mipmap = true;
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break;
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case TEXTURE_FILTER_NEAREST:
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min_filter = GL_NEAREST;
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mag_filter = GL_NEAREST;
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break;
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case TEXTURE_FILTER_LINEAR:
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default:
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min_filter = GL_LINEAR;
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mag_filter = GL_LINEAR;
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break;
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}
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, mag_filter);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, min_filter);
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glPixelStorei(GL_UNPACK_ALIGNMENT, alignment);
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glTexImage2D(GL_TEXTURE_2D,
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0,
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(use_rgba || !rgb32) ? GL_RGBA : RARCH_GL_INTERNAL_FORMAT32,
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width, height, 0,
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(use_rgba || !rgb32) ? GL_RGBA : RARCH_GL_TEXTURE_TYPE32,
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(rgb32) ? RARCH_GL_FORMAT32 : GL_UNSIGNED_SHORT_4_4_4_4, frame);
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if (want_mipmap)
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glGenerateMipmap(GL_TEXTURE_2D);
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}
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void video_texture_png_load_gl(struct texture_image *ti,
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enum texture_filter_type filter_type,
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uintptr_t *id)
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{
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/* Generate the OpenGL texture object */
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glGenTextures(1, (GLuint*)id);
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gl_load_texture_data((GLuint)*id,
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RARCH_WRAP_EDGE, filter_type,
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4 /* TODO/FIXME - dehardcode */,
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ti->width, ti->height, ti->pixels,
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sizeof(uint32_t) /* TODO/FIXME - dehardcode */
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);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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#ifdef HAVE_D3D
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#include "common/d3d_common.h"
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static void video_texture_png_load_d3d(struct texture_image *ti,
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enum texture_filter_type filter_type,
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uintptr_t *id)
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{
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id = (uintptr_t*)d3d_texture_new(NULL, NULL,
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ti->width, ti->height, 1,
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0, D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, 0, 0, 0,
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NULL, NULL);
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}
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#endif
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static unsigned video_texture_png_load(void *data,
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enum texture_backend_type type,
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enum texture_filter_type filter_type)
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{
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uintptr_t id = 0;
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if (!data)
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return 0;
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switch (type)
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{
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case TEXTURE_BACKEND_OPENGL:
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#ifdef HAVE_OPENGL
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video_texture_png_load_gl((struct texture_image*)data, filter_type, &id);
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#endif
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break;
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case TEXTURE_BACKEND_DIRECT3D:
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#ifdef HAVE_D3D
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video_texture_png_load_d3d((struct texture_image*)data, filter_type, &id);
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#endif
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break;
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case TEXTURE_BACKEND_DEFAULT:
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default:
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break;
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}
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return id;
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}
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static int video_texture_png_load_wrap(void *data)
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{
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return video_texture_png_load(data, TEXTURE_BACKEND_DEFAULT,
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TEXTURE_FILTER_LINEAR);
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}
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static int video_texture_png_load_wrap_gl_mipmap(void *data)
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{
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return video_texture_png_load(data, TEXTURE_BACKEND_OPENGL,
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TEXTURE_FILTER_MIPMAP_LINEAR);
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}
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static int video_texture_png_load_wrap_gl(void *data)
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{
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return video_texture_png_load(data, TEXTURE_BACKEND_OPENGL,
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TEXTURE_FILTER_LINEAR);
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}
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static int video_texture_png_load_wrap_d3d_mipmap(void *data)
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{
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return video_texture_png_load(data, TEXTURE_BACKEND_DIRECT3D,
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TEXTURE_FILTER_MIPMAP_LINEAR);
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}
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static int video_texture_png_load_wrap_d3d(void *data)
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{
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return video_texture_png_load(data, TEXTURE_BACKEND_DIRECT3D,
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TEXTURE_FILTER_LINEAR);
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}
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#ifdef __cplusplus
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extern "C" {
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#endif
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unsigned video_texture_load(void *data,
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enum texture_backend_type type,
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enum texture_filter_type filter_type)
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{
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settings_t *settings = config_get_ptr();
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const struct retro_hw_render_callback *hw_render =
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(const struct retro_hw_render_callback*)video_driver_callback();
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if (settings->video.threaded && !hw_render->context_type)
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{
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thread_video_t *thr = (thread_video_t*)video_driver_get_ptr(true);
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thread_packet_t pkt = { CMD_CUSTOM_COMMAND };
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if (!thr)
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return 0;
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switch (type)
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{
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case TEXTURE_BACKEND_OPENGL:
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if (filter_type == TEXTURE_FILTER_MIPMAP_LINEAR ||
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filter_type == TEXTURE_FILTER_MIPMAP_NEAREST)
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pkt.data.custom_command.method = video_texture_png_load_wrap_gl_mipmap;
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else
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pkt.data.custom_command.method = video_texture_png_load_wrap_gl;
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break;
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case TEXTURE_BACKEND_DIRECT3D:
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if (filter_type == TEXTURE_FILTER_MIPMAP_LINEAR ||
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filter_type == TEXTURE_FILTER_MIPMAP_NEAREST)
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pkt.data.custom_command.method = video_texture_png_load_wrap_d3d_mipmap;
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else
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pkt.data.custom_command.method = video_texture_png_load_wrap_d3d;
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break;
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case TEXTURE_BACKEND_DEFAULT:
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default:
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pkt.data.custom_command.method = video_texture_png_load_wrap;
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break;
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}
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pkt.data.custom_command.data = (void*)data;
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thr->send_and_wait(thr, &pkt);
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return pkt.data.custom_command.return_value;
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}
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return video_texture_png_load(data, type, filter_type);
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}
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#ifdef __cplusplus
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}
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#endif
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#ifdef HAVE_OPENGL
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static void video_texture_gl_unload(uintptr_t *id)
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{
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if (id)
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{
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glDeleteTextures(1, (const GLuint*)id);
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*id = 0;
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}
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}
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#endif
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void video_texture_unload(enum texture_backend_type type, uintptr_t *id)
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{
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switch (type)
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{
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case TEXTURE_BACKEND_OPENGL:
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#ifdef HAVE_OPENGL
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video_texture_gl_unload(id);
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#endif
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break;
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case TEXTURE_BACKEND_DIRECT3D:
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#ifdef HAVE_D3D
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d3d_texture_free((LPDIRECT3DTEXTURE)id);
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#endif
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break;
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case TEXTURE_BACKEND_DEFAULT:
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break;
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}
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}
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