diff options
Diffstat (limited to 'src/gallium/winsys/g3dvl/xlib/xsp_winsys.c')
| -rw-r--r-- | src/gallium/winsys/g3dvl/xlib/xsp_winsys.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/src/gallium/winsys/g3dvl/xlib/xsp_winsys.c b/src/gallium/winsys/g3dvl/xlib/xsp_winsys.c new file mode 100644 index 00000000000..92f0bd6da90 --- /dev/null +++ b/src/gallium/winsys/g3dvl/xlib/xsp_winsys.c @@ -0,0 +1,201 @@ +/************************************************************************** + * + * Copyright 2009 Younes Manton. + * All Rights Reserved. + * + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. + * + **************************************************************************/ + +#include <X11/Xlibint.h> + +#include <pipe/p_state.h> + +#include <util/u_memory.h> +#include <util/u_format.h> +#include <util/u_inlines.h> + +#include <state_tracker/xlib_sw_winsys.h> +#include <softpipe/sp_public.h> + +#include <vl_winsys.h> + +struct vl_xsp_screen +{ + struct vl_screen base; + Display *display; + int screen; + Visual visual; + struct xlib_drawable xdraw; + struct pipe_surface *drawable_surface; +}; + +struct pipe_surface* +vl_drawable_surface_get(struct vl_context *vctx, Drawable drawable) +{ + struct vl_screen *vscreen = vctx->vscreen; + struct vl_xsp_screen *xsp_screen = (struct vl_xsp_screen*)vscreen; + Window root; + int x, y; + unsigned int width, height; + unsigned int border_width; + unsigned int depth; + struct pipe_resource templat, *drawable_tex; + struct pipe_surface surf_template, *drawable_surface = NULL; + + assert(vscreen); + assert(drawable != None); + + if (XGetGeometry(xsp_screen->display, drawable, &root, &x, &y, &width, &height, &border_width, &depth) == BadDrawable) + return NULL; + + xsp_screen->xdraw.drawable = drawable; + + if (xsp_screen->drawable_surface) { + if (xsp_screen->drawable_surface->width == width && + xsp_screen->drawable_surface->height == height) { + pipe_surface_reference(&drawable_surface, xsp_screen->drawable_surface); + return drawable_surface; + } + else + pipe_surface_reference(&xsp_screen->drawable_surface, NULL); + } + + memset(&templat, 0, sizeof(struct pipe_resource)); + templat.target = PIPE_TEXTURE_2D; + /* XXX: Need to figure out drawable's format */ + templat.format = PIPE_FORMAT_B8G8R8X8_UNORM; + templat.last_level = 0; + templat.width0 = width; + templat.height0 = height; + templat.depth0 = 1; + templat.usage = PIPE_USAGE_DEFAULT; + templat.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_DISPLAY_TARGET; + templat.flags = 0; + + drawable_tex = vscreen->pscreen->resource_create(vscreen->pscreen, &templat); + if (!drawable_tex) + return NULL; + + memset(&surf_template, 0, sizeof(surf_template)); + surf_template.format = templat.format; + surf_template.usage = PIPE_BIND_RENDER_TARGET; + xsp_screen->drawable_surface = vctx->pipe->create_surface(vctx->pipe, drawable_tex, + &surf_template); + pipe_resource_reference(&drawable_tex, NULL); + + if (!xsp_screen->drawable_surface) + return NULL; + + pipe_surface_reference(&drawable_surface, xsp_screen->drawable_surface); + + xsp_screen->xdraw.depth = 24/*util_format_get_blocksizebits(templat.format) / + util_format_get_blockwidth(templat.format)*/; + + return drawable_surface; +} + +void* +vl_contextprivate_get(struct vl_context *vctx, struct pipe_surface *drawable_surface) +{ + struct vl_xsp_screen *xsp_screen = (struct vl_xsp_screen*)vctx->vscreen; + + assert(vctx); + assert(drawable_surface); + assert(xsp_screen->drawable_surface == drawable_surface); + + return &xsp_screen->xdraw; +} + +struct vl_screen* +vl_screen_create(Display *display, int screen) +{ + struct vl_xsp_screen *xsp_screen; + struct sw_winsys *winsys; + + assert(display); + + xsp_screen = CALLOC_STRUCT(vl_xsp_screen); + if (!xsp_screen) + return NULL; + + winsys = xlib_create_sw_winsys(display); + if (!winsys) { + FREE(xsp_screen); + return NULL; + } + + xsp_screen->base.pscreen = softpipe_create_screen(winsys); + if (!xsp_screen->base.pscreen) { + winsys->destroy(winsys); + FREE(xsp_screen); + return NULL; + } + + xsp_screen->display = display; + xsp_screen->screen = screen; + xsp_screen->xdraw.visual = XDefaultVisual(display, screen); + + return &xsp_screen->base; +} + +void vl_screen_destroy(struct vl_screen *vscreen) +{ + struct vl_xsp_screen *xsp_screen = (struct vl_xsp_screen*)vscreen; + + assert(vscreen); + + pipe_surface_reference(&xsp_screen->drawable_surface, NULL); + vscreen->pscreen->destroy(vscreen->pscreen); + FREE(vscreen); +} + +struct vl_context* +vl_video_create(struct vl_screen *vscreen) +{ + struct pipe_context *pipe; + struct vl_context *vctx; + + assert(vscreen); + + pipe = vscreen->pscreen->context_create(vscreen->pscreen, NULL); + if (!pipe) + return NULL; + + vctx = CALLOC_STRUCT(vl_context); + if (!vctx) { + pipe->destroy(pipe); + return NULL; + } + + vctx->pipe = pipe; + vctx->vscreen = vscreen; + + return vctx; +} + +void vl_video_destroy(struct vl_context *vctx) +{ + assert(vctx); + + vctx->pipe->destroy(vctx->pipe); + FREE(vctx); +} |