egl: Remove egl_softpipe.
With the addition egl_x11_swrast, egl_softpipe is sort of deprecated. The new driver serves the same purpose as egl_softpipe does. It is based on egl_g3d and provides more features.
This commit is contained in:
Chia-I Wu
parent
a1306f4ef6
commit
3b0ffd5a36
|
|
@ -100,7 +100,7 @@ GALLIUM_DIRS = auxiliary drivers state_trackers
|
|||
GALLIUM_AUXILIARIES = $(TOP)/src/gallium/auxiliary/libgallium.a
|
||||
GALLIUM_DRIVERS_DIRS = softpipe failover svga i915 i965 r300 trace identity
|
||||
GALLIUM_DRIVERS = $(foreach DIR,$(GALLIUM_DRIVERS_DIRS),$(TOP)/src/gallium/drivers/$(DIR)/lib$(DIR).a)
|
||||
GALLIUM_WINSYS_DIRS = drm xlib egl_xlib
|
||||
GALLIUM_WINSYS_DIRS = drm xlib
|
||||
GALLIUM_WINSYS_DRM_DIRS = swrast
|
||||
GALLIUM_STATE_TRACKERS_DIRS = glx
|
||||
|
||||
|
|
|
|||
|
|
@ -18,13 +18,11 @@ EGL_DRIVERS_DIRS =
|
|||
|
||||
GALLIUM_DRIVERS_DIRS = softpipe
|
||||
|
||||
# build egl_softpipe.so
|
||||
GALLIUM_WINSYS_DIRS = egl_xlib
|
||||
# and libGLES*.so
|
||||
# build libGLES*.so
|
||||
GALLIUM_STATE_TRACKERS_DIRS = es
|
||||
|
||||
# build egl_i915.so
|
||||
# build egl_x11_{swrast,i915}.so
|
||||
GALLIUM_DRIVERS_DIRS += trace i915
|
||||
GALLIUM_STATE_TRACKERS_DIRS += egl_g3d
|
||||
GALLIUM_WINSYS_DIRS += drm
|
||||
GALLIUM_WINSYS_DRM_DIRS = intel
|
||||
GALLIUM_WINSYS_DRM_DIRS += intel swrast
|
||||
|
|
|
|||
|
|
@ -136,7 +136,6 @@ each directory.
|
|||
<li><b>winsys</b> -
|
||||
<ul>
|
||||
<li><b>drm</b> -
|
||||
<li><b>egl_xlib</b> -
|
||||
<li><b>g3dvl</b> -
|
||||
<li><b>gdi</b> -
|
||||
<li><b>xlib</b> -
|
||||
|
|
|
|||
|
|
@ -61,7 +61,7 @@ library_suffix(void)
|
|||
#elif defined(_EGL_PLATFORM_POSIX)
|
||||
|
||||
|
||||
static const char DefaultDriverName[] = "egl_softpipe";
|
||||
static const char DefaultDriverName[] = "egl_glx";
|
||||
|
||||
typedef void * lib_handle;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,84 +0,0 @@
|
|||
# src/gallium/winsys/egl_xlib/Makefile
|
||||
|
||||
# Build softpipe/xlib/EGL driver library/object: "egl_softpipe.so"
|
||||
|
||||
|
||||
TOP = ../../../..
|
||||
include $(TOP)/configs/current
|
||||
|
||||
|
||||
DRIVER_NAME = egl_softpipe.so
|
||||
|
||||
|
||||
INCLUDE_DIRS = \
|
||||
-I$(TOP)/include \
|
||||
-I$(TOP)/src/egl/main \
|
||||
-I$(TOP)/src/mesa \
|
||||
-I$(TOP)/src/mesa/main \
|
||||
-I$(TOP)/src/gallium/include \
|
||||
-I$(TOP)/src/gallium/drivers \
|
||||
-I$(TOP)/src/gallium/auxiliary
|
||||
|
||||
WINSYS_SOURCES = \
|
||||
egl_xlib.c \
|
||||
sw_winsys.c
|
||||
|
||||
WINSYS_OBJECTS = $(WINSYS_SOURCES:.c=.o)
|
||||
|
||||
|
||||
LIBS = \
|
||||
$(GALLIUM_DRIVERS) \
|
||||
$(GALLIUM_AUXILIARIES)
|
||||
LIB_DEPS = $(EGL_LIB_DEPS) -lm -lX11
|
||||
|
||||
LOCAL_CFLAGS =
|
||||
|
||||
|
||||
.c.o:
|
||||
$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $(LOCAL_CFLAGS) $< -o $@
|
||||
|
||||
|
||||
.PHONY: library
|
||||
|
||||
|
||||
default: depend library Makefile
|
||||
|
||||
|
||||
library: $(TOP)/$(LIB_DIR)/$(DRIVER_NAME)
|
||||
|
||||
|
||||
# Make the egl_softpipe.so library
|
||||
$(TOP)/$(LIB_DIR)/$(DRIVER_NAME): $(WINSYS_OBJECTS) $(LIBS)
|
||||
$(TOP)/bin/mklib -o $(DRIVER_NAME) \
|
||||
-linker "$(CC)" \
|
||||
-noprefix \
|
||||
-install $(TOP)/$(LIB_DIR) \
|
||||
$(MKLIB_OPTIONS) $(WINSYS_OBJECTS) \
|
||||
-Wl,--whole-archive $(LIBS) -Wl,--no-whole-archive \
|
||||
$(LIB_DEPS)
|
||||
|
||||
|
||||
depend: $(WINSYS_SOURCES)
|
||||
@ echo "running $(MKDEP)"
|
||||
@ rm -f depend # workaround oops on gutsy?!?
|
||||
@ touch depend
|
||||
@ $(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) $(WINSYS_SOURCES) \
|
||||
> /dev/null 2>/dev/null
|
||||
|
||||
|
||||
install: default
|
||||
$(INSTALL) -d $(INSTALL_DIR)/$(LIB_DIR)
|
||||
@if [ -e $(TOP)/$(LIB_DIR) ]; then \
|
||||
$(MINSTALL) $(TOP)/$(LIB_DIR)/$(DRIVER_NAME) $(INSTALL_DIR)/$(LIB_DIR); \
|
||||
fi
|
||||
|
||||
|
||||
# Emacs tags
|
||||
tags:
|
||||
etags `find . -name \*.[ch]` $(TOP)/include/GL/*.h
|
||||
|
||||
clean:
|
||||
-rm -f *.o *~ *.bak
|
||||
|
||||
|
||||
include depend
|
||||
|
|
@ -1,853 +0,0 @@
|
|||
/**************************************************************************
|
||||
*
|
||||
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
|
||||
* 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.
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
/**
|
||||
* EGL / softpipe / xlib winsys module
|
||||
*
|
||||
* Authors: Brian Paul
|
||||
*/
|
||||
|
||||
|
||||
#include <dlfcn.h>
|
||||
#include <X11/Xlib.h>
|
||||
#include <X11/Xutil.h>
|
||||
|
||||
#include "pipe/p_compiler.h"
|
||||
#include "pipe/p_format.h"
|
||||
#include "pipe/p_state.h"
|
||||
#include "pipe/internal/p_winsys_screen.h"
|
||||
#include "util/u_memory.h"
|
||||
#include "util/u_math.h"
|
||||
#include "softpipe/sp_winsys.h"
|
||||
#include "softpipe/sp_texture.h"
|
||||
|
||||
#include "eglconfig.h"
|
||||
#include "eglconfigutil.h"
|
||||
#include "eglcontext.h"
|
||||
#include "egldisplay.h"
|
||||
#include "egldriver.h"
|
||||
#include "eglglobals.h"
|
||||
#include "egllog.h"
|
||||
#include "eglsurface.h"
|
||||
|
||||
#include "state_tracker/st_public.h"
|
||||
|
||||
#include "sw_winsys.h"
|
||||
|
||||
|
||||
/** subclass of _EGLDriver */
|
||||
struct xlib_egl_driver
|
||||
{
|
||||
_EGLDriver Base; /**< base class */
|
||||
EGLint apis;
|
||||
};
|
||||
|
||||
|
||||
/** driver data of _EGLDisplay */
|
||||
struct xlib_egl_display
|
||||
{
|
||||
Display *Dpy;
|
||||
|
||||
struct pipe_winsys *winsys;
|
||||
struct pipe_screen *screen;
|
||||
};
|
||||
|
||||
|
||||
/** subclass of _EGLContext */
|
||||
struct xlib_egl_context
|
||||
{
|
||||
_EGLContext Base; /**< base class */
|
||||
|
||||
struct pipe_context *pipe; /**< Gallium driver context */
|
||||
struct st_context *Context; /**< Mesa/gallium state tracker context */
|
||||
};
|
||||
|
||||
|
||||
/** subclass of _EGLSurface */
|
||||
struct xlib_egl_surface
|
||||
{
|
||||
_EGLSurface Base; /**< base class */
|
||||
|
||||
/* These are set for window surface */
|
||||
Display *Dpy; /**< The X Display of the window */
|
||||
Window Win; /**< The user-created window ID */
|
||||
GC Gc;
|
||||
XVisualInfo VisInfo;
|
||||
|
||||
struct pipe_winsys *winsys;
|
||||
|
||||
struct st_framebuffer *Framebuffer;
|
||||
};
|
||||
|
||||
|
||||
static void
|
||||
flush_frontbuffer(struct pipe_winsys *pws,
|
||||
struct pipe_surface *psurf,
|
||||
void *context_private);
|
||||
|
||||
|
||||
/** cast wrapper */
|
||||
static INLINE struct xlib_egl_driver *
|
||||
xlib_egl_driver(_EGLDriver *drv)
|
||||
{
|
||||
return (struct xlib_egl_driver *) drv;
|
||||
}
|
||||
|
||||
|
||||
static INLINE struct xlib_egl_display *
|
||||
xlib_egl_display(_EGLDisplay *dpy)
|
||||
{
|
||||
return (struct xlib_egl_display *) dpy->DriverData;
|
||||
}
|
||||
|
||||
|
||||
static INLINE struct xlib_egl_surface *
|
||||
lookup_surface(_EGLSurface *surf)
|
||||
{
|
||||
return (struct xlib_egl_surface *) surf;
|
||||
}
|
||||
|
||||
|
||||
static INLINE struct xlib_egl_context *
|
||||
lookup_context(_EGLContext *ctx)
|
||||
{
|
||||
return (struct xlib_egl_context *) ctx;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Create the EGLConfigs. (one per X visual)
|
||||
*/
|
||||
static void
|
||||
create_configs(struct xlib_egl_display *xdpy, _EGLDisplay *disp)
|
||||
{
|
||||
static const EGLint all_apis = (EGL_OPENGL_ES_BIT |
|
||||
EGL_OPENGL_ES2_BIT |
|
||||
EGL_OPENVG_BIT |
|
||||
EGL_OPENGL_BIT);
|
||||
XVisualInfo *visInfo, visTemplate;
|
||||
int num_visuals, i;
|
||||
|
||||
/* get list of all X visuals, create an EGL config for each */
|
||||
visTemplate.screen = DefaultScreen(xdpy->Dpy);
|
||||
visInfo = XGetVisualInfo(xdpy->Dpy, VisualScreenMask,
|
||||
&visTemplate, &num_visuals);
|
||||
if (!visInfo) {
|
||||
printf("egl_xlib.c: couldn't get any X visuals\n");
|
||||
abort();
|
||||
}
|
||||
|
||||
for (i = 0; i < num_visuals; i++) {
|
||||
_EGLConfig *config = calloc(1, sizeof(_EGLConfig));
|
||||
int id = i + 1;
|
||||
int rbits = util_bitcount(visInfo[i].red_mask);
|
||||
int gbits = util_bitcount(visInfo[i].green_mask);
|
||||
int bbits = util_bitcount(visInfo[i].blue_mask);
|
||||
int abits = bbits == 8 ? 8 : 0;
|
||||
int zbits = 24;
|
||||
int sbits = 8;
|
||||
int visid = visInfo[i].visualid;
|
||||
#if defined(__cplusplus) || defined(c_plusplus)
|
||||
int vistype = visInfo[i].c_class;
|
||||
#else
|
||||
int vistype = visInfo[i].class;
|
||||
#endif
|
||||
|
||||
_eglInitConfig(config, id);
|
||||
SET_CONFIG_ATTRIB(config, EGL_BUFFER_SIZE, rbits + gbits + bbits + abits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_RED_SIZE, rbits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_GREEN_SIZE, gbits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_BLUE_SIZE, bbits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_ALPHA_SIZE, abits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_DEPTH_SIZE, zbits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_STENCIL_SIZE, sbits);
|
||||
SET_CONFIG_ATTRIB(config, EGL_NATIVE_VISUAL_ID, visid);
|
||||
SET_CONFIG_ATTRIB(config, EGL_NATIVE_VISUAL_TYPE, vistype);
|
||||
SET_CONFIG_ATTRIB(config, EGL_NATIVE_RENDERABLE, EGL_FALSE);
|
||||
SET_CONFIG_ATTRIB(config, EGL_CONFORMANT, all_apis);
|
||||
SET_CONFIG_ATTRIB(config, EGL_RENDERABLE_TYPE, all_apis);
|
||||
SET_CONFIG_ATTRIB(config, EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT);
|
||||
SET_CONFIG_ATTRIB(config, EGL_BIND_TO_TEXTURE_RGBA, EGL_TRUE);
|
||||
SET_CONFIG_ATTRIB(config, EGL_BIND_TO_TEXTURE_RGB, EGL_TRUE);
|
||||
|
||||
_eglAddConfig(disp, config);
|
||||
}
|
||||
|
||||
XFree(visInfo);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Called via eglInitialize(), drv->API.Initialize().
|
||||
*/
|
||||
static EGLBoolean
|
||||
xlib_eglInitialize(_EGLDriver *drv, _EGLDisplay *dpy,
|
||||
EGLint *major, EGLint *minor)
|
||||
{
|
||||
struct xlib_egl_driver *xdrv = xlib_egl_driver(drv);
|
||||
struct xlib_egl_display *xdpy;
|
||||
|
||||
xdpy = CALLOC_STRUCT(xlib_egl_display);
|
||||
if (!xdpy)
|
||||
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
|
||||
|
||||
xdpy->Dpy = (Display *) dpy->NativeDisplay;
|
||||
if (!xdpy->Dpy) {
|
||||
xdpy->Dpy = XOpenDisplay(NULL);
|
||||
if (!xdpy->Dpy) {
|
||||
free(xdpy);
|
||||
return EGL_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
/* create winsys and pipe screen */
|
||||
xdpy->winsys = create_sw_winsys();
|
||||
if (!xdpy->winsys) {
|
||||
free(xdpy);
|
||||
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
|
||||
}
|
||||
xdpy->winsys->flush_frontbuffer = flush_frontbuffer;
|
||||
xdpy->screen = softpipe_create_screen(xdpy->winsys);
|
||||
if (!xdpy->screen) {
|
||||
free(xdpy->winsys);
|
||||
free(xdpy);
|
||||
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
|
||||
}
|
||||
|
||||
dpy->DriverData = (void *) xdpy;
|
||||
dpy->ClientAPIsMask = xdrv->apis;
|
||||
|
||||
create_configs(xdpy, dpy);
|
||||
|
||||
/* we're supporting EGL 1.4 */
|
||||
*major = 1;
|
||||
*minor = 4;
|
||||
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Called via eglTerminate(), drv->API.Terminate().
|
||||
*/
|
||||
static EGLBoolean
|
||||
xlib_eglTerminate(_EGLDriver *drv, _EGLDisplay *dpy)
|
||||
{
|
||||
struct xlib_egl_display *xdpy = xlib_egl_display(dpy);
|
||||
|
||||
_eglReleaseDisplayResources(drv, dpy);
|
||||
_eglCleanupDisplay(dpy);
|
||||
|
||||
xdpy->screen->destroy(xdpy->screen);
|
||||
free(xdpy->winsys);
|
||||
|
||||
if (!dpy->NativeDisplay)
|
||||
XCloseDisplay(xdpy->Dpy);
|
||||
free(xdpy);
|
||||
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
static _EGLProc
|
||||
xlib_eglGetProcAddress(_EGLDriver *drv, const char *procname)
|
||||
{
|
||||
return (_EGLProc) st_get_proc_address(procname);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
get_drawable_visual_info(Display *dpy, Drawable d, XVisualInfo *visInfo)
|
||||
{
|
||||
XWindowAttributes attr;
|
||||
XVisualInfo visTemp, *vis;
|
||||
int num_visuals;
|
||||
|
||||
XGetWindowAttributes(dpy, d, &attr);
|
||||
|
||||
visTemp.screen = DefaultScreen(dpy);
|
||||
visTemp.visualid = attr.visual->visualid;
|
||||
vis = XGetVisualInfo(dpy,
|
||||
(VisualScreenMask | VisualIDMask),
|
||||
&visTemp, &num_visuals);
|
||||
if (vis)
|
||||
*visInfo = *vis;
|
||||
|
||||
XFree(vis);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/** Get size of given window */
|
||||
static Status
|
||||
get_drawable_size(Display *dpy, Drawable d, uint *width, uint *height)
|
||||
{
|
||||
Window root;
|
||||
Status stat;
|
||||
int xpos, ypos;
|
||||
unsigned int w, h, bw, depth;
|
||||
stat = XGetGeometry(dpy, d, &root, &xpos, &ypos, &w, &h, &bw, &depth);
|
||||
*width = w;
|
||||
*height = h;
|
||||
return stat;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
check_and_update_buffer_size(struct xlib_egl_surface *surface)
|
||||
{
|
||||
uint width, height;
|
||||
if (surface->Base.Type == EGL_PBUFFER_BIT) {
|
||||
width = surface->Base.Width;
|
||||
height = surface->Base.Height;
|
||||
}
|
||||
else {
|
||||
get_drawable_size(surface->Dpy, surface->Win, &width, &height);
|
||||
}
|
||||
st_resize_framebuffer(surface->Framebuffer, width, height);
|
||||
surface->Base.Width = width;
|
||||
surface->Base.Height = height;
|
||||
}
|
||||
|
||||
|
||||
|
||||
static void
|
||||
display_surface(struct pipe_winsys *pws,
|
||||
struct pipe_surface *psurf,
|
||||
struct xlib_egl_surface *xsurf)
|
||||
{
|
||||
struct softpipe_texture *spt = softpipe_texture(psurf->texture);
|
||||
XImage *ximage;
|
||||
void *data;
|
||||
|
||||
if (xsurf->Base.Type == EGL_PBUFFER_BIT)
|
||||
return;
|
||||
|
||||
ximage = XCreateImage(xsurf->Dpy,
|
||||
xsurf->VisInfo.visual,
|
||||
xsurf->VisInfo.depth,
|
||||
ZPixmap, 0, /* format, offset */
|
||||
NULL, /* data */
|
||||
0, 0, /* size */
|
||||
32, /* bitmap_pad */
|
||||
0); /* bytes_per_line */
|
||||
|
||||
|
||||
assert(ximage->format);
|
||||
assert(ximage->bitmap_unit);
|
||||
|
||||
data = pws->buffer_map(pws, spt->buffer, 0);
|
||||
|
||||
/* update XImage's fields */
|
||||
ximage->data = data;
|
||||
ximage->width = psurf->width;
|
||||
ximage->height = psurf->height;
|
||||
ximage->bytes_per_line = spt->stride[psurf->level];
|
||||
|
||||
XPutImage(xsurf->Dpy, xsurf->Win, xsurf->Gc,
|
||||
ximage, 0, 0, 0, 0, psurf->width, psurf->height);
|
||||
|
||||
XSync(xsurf->Dpy, 0);
|
||||
|
||||
ximage->data = NULL;
|
||||
XDestroyImage(ximage);
|
||||
|
||||
pws->buffer_unmap(pws, spt->buffer);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/** Display gallium surface in X window */
|
||||
static void
|
||||
flush_frontbuffer(struct pipe_winsys *pws,
|
||||
struct pipe_surface *psurf,
|
||||
void *context_private)
|
||||
{
|
||||
struct xlib_egl_surface *xsurf = (struct xlib_egl_surface *) context_private;
|
||||
display_surface(pws, psurf, xsurf);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Called via eglCreateContext(), drv->API.CreateContext().
|
||||
*/
|
||||
static _EGLContext *
|
||||
xlib_eglCreateContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
|
||||
_EGLContext *share_list, const EGLint *attrib_list)
|
||||
{
|
||||
struct xlib_egl_display *xdpy = xlib_egl_display(dpy);
|
||||
struct xlib_egl_context *ctx;
|
||||
struct st_context *share_ctx = NULL; /* XXX fix */
|
||||
__GLcontextModes visual;
|
||||
|
||||
ctx = CALLOC_STRUCT(xlib_egl_context);
|
||||
if (!ctx)
|
||||
return NULL;
|
||||
|
||||
/* let EGL lib init the common stuff */
|
||||
if (!_eglInitContext(drv, &ctx->Base, conf, attrib_list)) {
|
||||
free(ctx);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* API-dependent context creation */
|
||||
switch (ctx->Base.ClientAPI) {
|
||||
case EGL_OPENVG_API:
|
||||
case EGL_OPENGL_ES_API:
|
||||
_eglLog(_EGL_DEBUG, "Create Context for ES version %d\n",
|
||||
ctx->Base.ClientVersion);
|
||||
/* fall-through */
|
||||
case EGL_OPENGL_API:
|
||||
/* create a softpipe context */
|
||||
ctx->pipe = softpipe_create(xdpy->screen);
|
||||
/* Now do xlib / state tracker inits here */
|
||||
_eglConfigToContextModesRec(conf, &visual);
|
||||
ctx->Context = st_create_context(ctx->pipe, &visual, share_ctx);
|
||||
break;
|
||||
default:
|
||||
_eglError(EGL_BAD_MATCH, "eglCreateContext(unsupported API)");
|
||||
free(ctx);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
return &ctx->Base;
|
||||
}
|
||||
|
||||
|
||||
static EGLBoolean
|
||||
xlib_eglDestroyContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
|
||||
{
|
||||
struct xlib_egl_context *context = lookup_context(ctx);
|
||||
|
||||
if (!_eglIsContextBound(&context->Base)) {
|
||||
/* API-dependent clean-up */
|
||||
switch (context->Base.ClientAPI) {
|
||||
case EGL_OPENGL_ES_API:
|
||||
case EGL_OPENVG_API:
|
||||
/* fall-through */
|
||||
case EGL_OPENGL_API:
|
||||
st_destroy_context(context->Context);
|
||||
break;
|
||||
default:
|
||||
assert(0);
|
||||
}
|
||||
free(context);
|
||||
}
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Called via eglMakeCurrent(), drv->API.MakeCurrent().
|
||||
*/
|
||||
static EGLBoolean
|
||||
xlib_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy,
|
||||
_EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx)
|
||||
{
|
||||
struct xlib_egl_context *context = lookup_context(ctx);
|
||||
struct xlib_egl_surface *draw_surf = lookup_surface(draw);
|
||||
struct xlib_egl_surface *read_surf = lookup_surface(read);
|
||||
struct st_context *oldcontext = NULL;
|
||||
_EGLContext *oldctx;
|
||||
|
||||
oldctx = _eglGetCurrentContext();
|
||||
if (oldctx && _eglIsContextLinked(oldctx))
|
||||
oldcontext = st_get_current();
|
||||
|
||||
if (!_eglMakeCurrent(drv, dpy, draw, read, ctx))
|
||||
return EGL_FALSE;
|
||||
|
||||
/* Flush before switching context. Check client API? */
|
||||
if (oldcontext)
|
||||
st_flush(oldcontext, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
|
||||
st_make_current((context ? context->Context : NULL),
|
||||
(draw_surf ? draw_surf->Framebuffer : NULL),
|
||||
(read_surf ? read_surf->Framebuffer : NULL));
|
||||
|
||||
if (draw_surf)
|
||||
check_and_update_buffer_size(draw_surf);
|
||||
if (read_surf && read_surf != draw_surf)
|
||||
check_and_update_buffer_size(draw_surf);
|
||||
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
static enum pipe_format
|
||||
choose_color_format(const __GLcontextModes *visual)
|
||||
{
|
||||
if (visual->redBits == 8 &&
|
||||
visual->greenBits == 8 &&
|
||||
visual->blueBits == 8 &&
|
||||
visual->alphaBits == 8) {
|
||||
/* XXX this really also depends on the ordering of R,G,B,A */
|
||||
return PIPE_FORMAT_A8R8G8B8_UNORM;
|
||||
}
|
||||
else {
|
||||
assert(0);
|
||||
return PIPE_FORMAT_NONE;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static enum pipe_format
|
||||
choose_depth_format(const __GLcontextModes *visual)
|
||||
{
|
||||
if (visual->depthBits > 0)
|
||||
return PIPE_FORMAT_S8Z24_UNORM;
|
||||
else
|
||||
return PIPE_FORMAT_NONE;
|
||||
}
|
||||
|
||||
|
||||
static enum pipe_format
|
||||
choose_stencil_format(const __GLcontextModes *visual)
|
||||
{
|
||||
if (visual->stencilBits > 0)
|
||||
return PIPE_FORMAT_S8Z24_UNORM;
|
||||
else
|
||||
return PIPE_FORMAT_NONE;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
|
||||
*/
|
||||
static _EGLSurface *
|
||||
xlib_eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
|
||||
NativeWindowType window, const EGLint *attrib_list)
|
||||
{
|
||||
struct xlib_egl_display *xdpy = xlib_egl_display(disp);
|
||||
struct xlib_egl_surface *surf;
|
||||
__GLcontextModes visual;
|
||||
uint width, height;
|
||||
|
||||
surf = CALLOC_STRUCT(xlib_egl_surface);
|
||||
if (!surf)
|
||||
return NULL;
|
||||
|
||||
/* Let EGL lib init the common stuff */
|
||||
if (!_eglInitSurface(drv, &surf->Base, EGL_WINDOW_BIT,
|
||||
conf, attrib_list)) {
|
||||
free(surf);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
* Now init the Xlib and gallium stuff
|
||||
*/
|
||||
surf->Win = (Window) window; /* The X window ID */
|
||||
surf->Dpy = xdpy->Dpy; /* The X display */
|
||||
surf->Gc = XCreateGC(surf->Dpy, surf->Win, 0, NULL);
|
||||
|
||||
surf->winsys = xdpy->winsys;
|
||||
|
||||
_eglConfigToContextModesRec(conf, &visual);
|
||||
get_drawable_size(surf->Dpy, surf->Win, &width, &height);
|
||||
get_drawable_visual_info(surf->Dpy, surf->Win, &surf->VisInfo);
|
||||
|
||||
surf->Base.Width = width;
|
||||
surf->Base.Height = height;
|
||||
|
||||
/* Create GL statetracker framebuffer */
|
||||
surf->Framebuffer = st_create_framebuffer(&visual,
|
||||
choose_color_format(&visual),
|
||||
choose_depth_format(&visual),
|
||||
choose_stencil_format(&visual),
|
||||
width, height,
|
||||
(void *) surf);
|
||||
|
||||
st_resize_framebuffer(surf->Framebuffer, width, height);
|
||||
|
||||
return &surf->Base;
|
||||
}
|
||||
|
||||
|
||||
static _EGLSurface *
|
||||
xlib_eglCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
|
||||
const EGLint *attrib_list)
|
||||
{
|
||||
struct xlib_egl_display *xdpy = xlib_egl_display(disp);
|
||||
struct xlib_egl_surface *surf;
|
||||
__GLcontextModes visual;
|
||||
uint width, height;
|
||||
EGLBoolean bind_texture;
|
||||
|
||||
surf = CALLOC_STRUCT(xlib_egl_surface);
|
||||
if (!surf) {
|
||||
_eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (!_eglInitSurface(drv, &surf->Base, EGL_PBUFFER_BIT,
|
||||
conf, attrib_list)) {
|
||||
free(surf);
|
||||
return NULL;
|
||||
}
|
||||
if (surf->Base.Width < 0 || surf->Base.Height < 0) {
|
||||
_eglError(EGL_BAD_PARAMETER, "eglCreatePbufferSurface");
|
||||
free(surf);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
bind_texture = (surf->Base.TextureFormat != EGL_NO_TEXTURE);
|
||||
width = (uint) surf->Base.Width;
|
||||
height = (uint) surf->Base.Height;
|
||||
if ((surf->Base.TextureTarget == EGL_NO_TEXTURE && bind_texture) ||
|
||||
(surf->Base.TextureTarget != EGL_NO_TEXTURE && !bind_texture)) {
|
||||
_eglError(EGL_BAD_MATCH, "eglCreatePbufferSurface");
|
||||
free(surf);
|
||||
return NULL;
|
||||
}
|
||||
/* a framebuffer of zero width or height confuses st */
|
||||
if (width == 0 || height == 0) {
|
||||
_eglError(EGL_BAD_MATCH, "eglCreatePbufferSurface");
|
||||
free(surf);
|
||||
return NULL;
|
||||
}
|
||||
/* no mipmap generation */
|
||||
if (surf->Base.MipmapTexture) {
|
||||
_eglError(EGL_BAD_MATCH, "eglCreatePbufferSurface");
|
||||
free(surf);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
surf->winsys = xdpy->winsys;
|
||||
|
||||
_eglConfigToContextModesRec(conf, &visual);
|
||||
|
||||
/* Create GL statetracker framebuffer */
|
||||
surf->Framebuffer = st_create_framebuffer(&visual,
|
||||
choose_color_format(&visual),
|
||||
choose_depth_format(&visual),
|
||||
choose_stencil_format(&visual),
|
||||
width, height,
|
||||
(void *) surf);
|
||||
st_resize_framebuffer(surf->Framebuffer, width, height);
|
||||
|
||||
return &surf->Base;
|
||||
}
|
||||
|
||||
|
||||
static EGLBoolean
|
||||
xlib_eglDestroySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface)
|
||||
{
|
||||
struct xlib_egl_surface *surf = lookup_surface(surface);
|
||||
if (!_eglIsSurfaceBound(&surf->Base)) {
|
||||
if (surf->Base.Type != EGL_PBUFFER_BIT)
|
||||
XFreeGC(surf->Dpy, surf->Gc);
|
||||
st_unreference_framebuffer(surf->Framebuffer);
|
||||
free(surf);
|
||||
}
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
static EGLBoolean
|
||||
xlib_eglBindTexImage(_EGLDriver *drv, _EGLDisplay *dpy,
|
||||
_EGLSurface *surface, EGLint buffer)
|
||||
{
|
||||
struct xlib_egl_surface *xsurf = lookup_surface(surface);
|
||||
struct xlib_egl_context *xctx;
|
||||
struct pipe_surface *psurf;
|
||||
enum pipe_format format;
|
||||
int target;
|
||||
|
||||
if (!xsurf || xsurf->Base.Type != EGL_PBUFFER_BIT)
|
||||
return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
|
||||
if (buffer != EGL_BACK_BUFFER)
|
||||
return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
|
||||
if (xsurf->Base.BoundToTexture)
|
||||
return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
|
||||
|
||||
/* this should be updated when choose_color_format is */
|
||||
switch (xsurf->Base.TextureFormat) {
|
||||
case EGL_TEXTURE_RGB:
|
||||
format = PIPE_FORMAT_R8G8B8_UNORM;
|
||||
break;
|
||||
case EGL_TEXTURE_RGBA:
|
||||
format = PIPE_FORMAT_A8R8G8B8_UNORM;
|
||||
break;
|
||||
default:
|
||||
return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
|
||||
}
|
||||
|
||||
switch (xsurf->Base.TextureTarget) {
|
||||
case EGL_TEXTURE_2D:
|
||||
target = ST_TEXTURE_2D;
|
||||
break;
|
||||
default:
|
||||
return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
|
||||
}
|
||||
|
||||
/* flush properly */
|
||||
if (eglGetCurrentSurface(EGL_DRAW) == surface) {
|
||||
xctx = lookup_context(_eglGetCurrentContext());
|
||||
st_flush(xctx->Context, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME,
|
||||
NULL);
|
||||
}
|
||||
else if (_eglIsSurfaceBound(&xsurf->Base)) {
|
||||
xctx = lookup_context(xsurf->Base.Binding);
|
||||
if (xctx)
|
||||
st_finish(xctx->Context);
|
||||
}
|
||||
|
||||
st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
|
||||
&psurf);
|
||||
st_bind_texture_surface(psurf, target, xsurf->Base.MipmapLevel, format);
|
||||
xsurf->Base.BoundToTexture = EGL_TRUE;
|
||||
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
static EGLBoolean
|
||||
xlib_eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
|
||||
EGLint buffer)
|
||||
{
|
||||
struct xlib_egl_surface *xsurf = lookup_surface(surface);
|
||||
struct pipe_surface *psurf;
|
||||
|
||||
if (!xsurf || xsurf->Base.Type != EGL_PBUFFER_BIT ||
|
||||
!xsurf->Base.BoundToTexture)
|
||||
return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
|
||||
if (buffer != EGL_BACK_BUFFER)
|
||||
return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
|
||||
|
||||
st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
|
||||
&psurf);
|
||||
st_unbind_texture_surface(psurf, ST_TEXTURE_2D, xsurf->Base.MipmapLevel);
|
||||
xsurf->Base.BoundToTexture = EGL_FALSE;
|
||||
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
static EGLBoolean
|
||||
xlib_eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw)
|
||||
{
|
||||
struct xlib_egl_surface *xsurf = lookup_surface(draw);
|
||||
struct pipe_winsys *pws = xsurf->winsys;
|
||||
struct pipe_surface *psurf;
|
||||
|
||||
st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
|
||||
&psurf);
|
||||
|
||||
st_notify_swapbuffers(xsurf->Framebuffer);
|
||||
|
||||
display_surface(pws, psurf, xsurf);
|
||||
|
||||
check_and_update_buffer_size(xsurf);
|
||||
|
||||
return EGL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Determine which API(s) is(are) present by looking for some specific
|
||||
* global symbols.
|
||||
*/
|
||||
static EGLint
|
||||
find_supported_apis(void)
|
||||
{
|
||||
EGLint mask = 0;
|
||||
void *handle;
|
||||
|
||||
handle = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL);
|
||||
if(!handle)
|
||||
return mask;
|
||||
|
||||
if (dlsym(handle, "st_api_OpenGL_ES1"))
|
||||
mask |= EGL_OPENGL_ES_BIT;
|
||||
|
||||
if (dlsym(handle, "st_api_OpenGL_ES2"))
|
||||
mask |= EGL_OPENGL_ES2_BIT;
|
||||
|
||||
if (dlsym(handle, "st_api_OpenGL"))
|
||||
mask |= EGL_OPENGL_BIT;
|
||||
|
||||
if (dlsym(handle, "st_api_OpenVG"))
|
||||
mask |= EGL_OPENVG_BIT;
|
||||
|
||||
dlclose(handle);
|
||||
|
||||
return mask;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
xlib_Unload(_EGLDriver *drv)
|
||||
{
|
||||
struct xlib_egl_driver *xdrv = xlib_egl_driver(drv);
|
||||
free(xdrv);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* This is the main entrypoint into the driver.
|
||||
* Called by libEGL to instantiate an _EGLDriver object.
|
||||
*/
|
||||
_EGLDriver *
|
||||
_eglMain(const char *args)
|
||||
{
|
||||
struct xlib_egl_driver *xdrv;
|
||||
|
||||
_eglLog(_EGL_INFO, "Entering EGL/Xlib _eglMain(%s)", args);
|
||||
|
||||
xdrv = CALLOC_STRUCT(xlib_egl_driver);
|
||||
if (!xdrv)
|
||||
return NULL;
|
||||
|
||||
_eglInitDriverFallbacks(&xdrv->Base);
|
||||
xdrv->Base.API.Initialize = xlib_eglInitialize;
|
||||
xdrv->Base.API.Terminate = xlib_eglTerminate;
|
||||
xdrv->Base.API.GetProcAddress = xlib_eglGetProcAddress;
|
||||
xdrv->Base.API.CreateContext = xlib_eglCreateContext;
|
||||
xdrv->Base.API.DestroyContext = xlib_eglDestroyContext;
|
||||
xdrv->Base.API.CreateWindowSurface = xlib_eglCreateWindowSurface;
|
||||
xdrv->Base.API.CreatePbufferSurface = xlib_eglCreatePbufferSurface;
|
||||
xdrv->Base.API.DestroySurface = xlib_eglDestroySurface;
|
||||
xdrv->Base.API.BindTexImage = xlib_eglBindTexImage;
|
||||
xdrv->Base.API.ReleaseTexImage = xlib_eglReleaseTexImage;
|
||||
xdrv->Base.API.MakeCurrent = xlib_eglMakeCurrent;
|
||||
xdrv->Base.API.SwapBuffers = xlib_eglSwapBuffers;
|
||||
|
||||
xdrv->apis = find_supported_apis();
|
||||
if (xdrv->apis == 0x0) {
|
||||
/* the app isn't directly linked with any EGL-supprted APIs
|
||||
* (such as libGLESv2.so) so use an EGL utility to see what
|
||||
* APIs might be loaded dynamically on this system.
|
||||
*/
|
||||
xdrv->apis = _eglFindAPIs();
|
||||
}
|
||||
|
||||
xdrv->Base.Name = "Xlib/softpipe";
|
||||
xdrv->Base.Unload = xlib_Unload;
|
||||
|
||||
return &xdrv->Base;
|
||||
}
|
||||
|
|
@ -1,231 +0,0 @@
|
|||
/**************************************************************************
|
||||
*
|
||||
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
|
||||
* 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.
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
/**
|
||||
* Totally software-based winsys layer.
|
||||
* Note that the one winsys function that we can't implement here
|
||||
* is flush_frontbuffer().
|
||||
* Whoever uses this code will have to provide that.
|
||||
*
|
||||
* Authors: Brian Paul
|
||||
*/
|
||||
|
||||
|
||||
#include "pipe/internal/p_winsys_screen.h"
|
||||
#include "pipe/p_state.h"
|
||||
#include "pipe/p_inlines.h"
|
||||
#include "util/u_format.h"
|
||||
#include "util/u_math.h"
|
||||
#include "util/u_memory.h"
|
||||
|
||||
#include "sw_winsys.h"
|
||||
|
||||
|
||||
|
||||
/** Subclass of pipe_winsys */
|
||||
struct sw_pipe_winsys
|
||||
{
|
||||
struct pipe_winsys Base;
|
||||
/* no extra fields for now */
|
||||
};
|
||||
|
||||
|
||||
/** subclass of pipe_buffer */
|
||||
struct sw_pipe_buffer
|
||||
{
|
||||
struct pipe_buffer Base;
|
||||
boolean UserBuffer; /** Is this a user-space buffer? */
|
||||
void *Data;
|
||||
void *Mapped;
|
||||
};
|
||||
|
||||
|
||||
/** cast wrapper */
|
||||
static INLINE struct sw_pipe_buffer *
|
||||
sw_pipe_buffer(struct pipe_buffer *b)
|
||||
{
|
||||
return (struct sw_pipe_buffer *) b;
|
||||
}
|
||||
|
||||
|
||||
static const char *
|
||||
get_name(struct pipe_winsys *pws)
|
||||
{
|
||||
return "software";
|
||||
}
|
||||
|
||||
|
||||
/** Create new pipe_buffer and allocate storage of given size */
|
||||
static struct pipe_buffer *
|
||||
buffer_create(struct pipe_winsys *pws,
|
||||
unsigned alignment,
|
||||
unsigned usage,
|
||||
unsigned size)
|
||||
{
|
||||
struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
|
||||
if (!buffer)
|
||||
return NULL;
|
||||
|
||||
pipe_reference_init(&buffer->Base.reference, 1);
|
||||
buffer->Base.alignment = alignment;
|
||||
buffer->Base.usage = usage;
|
||||
buffer->Base.size = size;
|
||||
|
||||
/* align to 16-byte multiple for Cell */
|
||||
buffer->Data = align_malloc(size, MAX2(alignment, 16));
|
||||
|
||||
return &buffer->Base;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Create buffer which wraps user-space data.
|
||||
*/
|
||||
static struct pipe_buffer *
|
||||
user_buffer_create(struct pipe_winsys *pws, void *ptr, unsigned bytes)
|
||||
{
|
||||
struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
|
||||
if (!buffer)
|
||||
return NULL;
|
||||
|
||||
pipe_reference_init(&buffer->Base.reference, 1);
|
||||
buffer->Base.size = bytes;
|
||||
buffer->UserBuffer = TRUE;
|
||||
buffer->Data = ptr;
|
||||
|
||||
return &buffer->Base;
|
||||
}
|
||||
|
||||
|
||||
static void *
|
||||
buffer_map(struct pipe_winsys *pws, struct pipe_buffer *buf, unsigned flags)
|
||||
{
|
||||
struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
|
||||
buffer->Mapped = buffer->Data;
|
||||
return buffer->Mapped;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
buffer_unmap(struct pipe_winsys *pws, struct pipe_buffer *buf)
|
||||
{
|
||||
struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
|
||||
buffer->Mapped = NULL;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
buffer_destroy(struct pipe_buffer *buf)
|
||||
{
|
||||
struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
|
||||
|
||||
if (buffer->Data && !buffer->UserBuffer) {
|
||||
align_free(buffer->Data);
|
||||
buffer->Data = NULL;
|
||||
}
|
||||
|
||||
free(buffer);
|
||||
}
|
||||
|
||||
|
||||
static struct pipe_buffer *
|
||||
surface_buffer_create(struct pipe_winsys *winsys,
|
||||
unsigned width, unsigned height,
|
||||
enum pipe_format format,
|
||||
unsigned usage,
|
||||
unsigned tex_usage,
|
||||
unsigned *stride)
|
||||
{
|
||||
const unsigned alignment = 64;
|
||||
unsigned nblocksy;
|
||||
|
||||
nblocksy = util_format_get_nblocksy(format, height);
|
||||
*stride = align(util_format_get_stride(format, width), alignment);
|
||||
|
||||
return winsys->buffer_create(winsys, alignment,
|
||||
usage,
|
||||
*stride * nblocksy);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
fence_reference(struct pipe_winsys *sws, struct pipe_fence_handle **ptr,
|
||||
struct pipe_fence_handle *fence)
|
||||
{
|
||||
/* no-op */
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
fence_signalled(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
|
||||
unsigned flag)
|
||||
{
|
||||
/* no-op */
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
fence_finish(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
|
||||
unsigned flag)
|
||||
{
|
||||
/* no-op */
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Create/return a new pipe_winsys object.
|
||||
*/
|
||||
struct pipe_winsys *
|
||||
create_sw_winsys(void)
|
||||
{
|
||||
struct sw_pipe_winsys *ws = CALLOC_STRUCT(sw_pipe_winsys);
|
||||
if (!ws)
|
||||
return NULL;
|
||||
|
||||
/* Fill in this struct with callbacks that pipe will need to
|
||||
* communicate with the window system, buffer manager, etc.
|
||||
*/
|
||||
ws->Base.buffer_create = buffer_create;
|
||||
ws->Base.user_buffer_create = user_buffer_create;
|
||||
ws->Base.buffer_map = buffer_map;
|
||||
ws->Base.buffer_unmap = buffer_unmap;
|
||||
ws->Base.buffer_destroy = buffer_destroy;
|
||||
|
||||
ws->Base.surface_buffer_create = surface_buffer_create;
|
||||
|
||||
ws->Base.fence_reference = fence_reference;
|
||||
ws->Base.fence_signalled = fence_signalled;
|
||||
ws->Base.fence_finish = fence_finish;
|
||||
|
||||
ws->Base.flush_frontbuffer = NULL; /* not implemented here! */
|
||||
|
||||
ws->Base.get_name = get_name;
|
||||
|
||||
return &ws->Base;
|
||||
}
|
||||
|
|
@ -1,40 +0,0 @@
|
|||
/**************************************************************************
|
||||
*
|
||||
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
|
||||
* 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.
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
|
||||
#ifndef SW_WINSYS_H
|
||||
#define SW_WINSYS_H
|
||||
|
||||
|
||||
struct pipe_winsys;
|
||||
|
||||
|
||||
extern struct pipe_winsys *
|
||||
create_sw_winsys(void);
|
||||
|
||||
|
||||
#endif /* SW_WINSYS_H */
|
||||
Loading…
Reference in New Issue