targets/egl-static: New EGL target for scons.

This target is based on and replaces egl-gdi.  It is suitable for both
windows and x11.

1 files changed, 129 insertions, 0 deletions

diff --git a/src/gallium/targets/egl-static/egl.c b/src/gallium/targets/egl-static/egl.c
new file mode 100644
index 0000000000..e617ff5020
--- /dev/null
+++ b/src/gallium/targets/egl-static/egl.c
@@ -0,0 +1,129 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.10
+ *
+ * Copyright (C) 2010-2011 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Chia-I Wu <olv@lunarg.com>
+ */
+
+#include "common/egl_g3d_loader.h"
+#include "egldriver.h"
+
+#include "egl_pipe.h"
+#include "egl_st.h"
+
+static struct egl_g3d_loader egl_g3d_loader;
+
+static struct st_module {
+   boolean initialized;
+   struct st_api *stapi;
+} st_modules[ST_API_COUNT];
+
+static struct st_api *
+get_st_api(enum st_api_type api)
+{
+   struct st_module *stmod = &st_modules[api];
+
+   if (!stmod->initialized) {
+      stmod->stapi = egl_st_create_api(api);
+      stmod->initialized = TRUE;
+   }
+
+   return stmod->stapi;
+}
+
+static struct st_api *
+guess_gl_api(enum st_profile_type profile)
+{
+   return get_st_api(ST_API_OPENGL);
+}
+
+static struct pipe_screen *
+create_drm_screen(const char *name, int fd)
+{
+   return egl_pipe_create_drm_screen(name, fd);
+}
+
+static struct pipe_screen *
+create_sw_screen(struct sw_winsys *ws)
+{
+   return egl_pipe_create_swrast_screen(ws);
+}
+
+static const struct egl_g3d_loader *
+loader_init(void)
+{
+   int i;
+
+   for (i = 0; i < ST_API_COUNT; i++)
+      egl_g3d_loader.profile_masks[i] = egl_st_get_profile_mask(i);
+
+   egl_g3d_loader.get_st_api = get_st_api;
+   egl_g3d_loader.guess_gl_api = guess_gl_api;
+   egl_g3d_loader.create_drm_screen = create_drm_screen;
+   egl_g3d_loader.create_sw_screen = create_sw_screen;
+
+   return &egl_g3d_loader;
+}
+
+static void
+loader_fini(void)
+{
+   int i;
+
+   for (i = 0; i < ST_API_COUNT; i++) {
+      struct st_module *stmod = &st_modules[i];
+
+      if (stmod->stapi) {
+         stmod->stapi->destroy(stmod->stapi);
+         stmod->stapi = NULL;
+      }
+      stmod->initialized = FALSE;
+   }
+}
+
+static void
+egl_g3d_unload(_EGLDriver *drv)
+{
+   egl_g3d_destroy_driver(drv);
+   loader_fini();
+}
+
+_EGLDriver *
+_EGL_MAIN(const char *args)
+{
+   const struct egl_g3d_loader *loader;
+   _EGLDriver *drv;
+
+   loader = loader_init();
+   drv = egl_g3d_create_driver(loader);
+   if (!drv) {
+      loader_fini();
+      return NULL;
+   }
+
+   drv->Name = "Gallium";
+   drv->Unload = egl_g3d_unload;
+
+   return drv;
+}