* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
-/* $XFree86: xc/lib/GL/mesa/src/drv/tdfx/tdfx_screen.c,v 1.3 2002/02/22 21:45:03 dawes Exp $ */
/*
* Original rewrite:
#include "tdfx_context.h"
#include "tdfx_lock.h"
#include "tdfx_vb.h"
+#include "tdfx_span.h"
#include "tdfx_tris.h"
-#include "utils.h"
+#include "framebuffer.h"
+#include "renderbuffer.h"
+#include "xmlpool.h"
+
+#include "utils.h"
#ifdef DEBUG_LOCKING
char *prevLockFile = 0;
#endif
#ifndef TDFX_DEBUG
-int TDFX_DEBUG = (0
-/* | DEBUG_ALWAYS_SYNC */
-/* | DEBUG_VERBOSE_API */
-/* | DEBUG_VERBOSE_MSG */
-/* | DEBUG_VERBOSE_LRU */
-/* | DEBUG_VERBOSE_DRI */
-/* | DEBUG_VERBOSE_IOCTL */
-/* | DEBUG_VERBOSE_2D */
- );
+int TDFX_DEBUG = 0;
#endif
+PUBLIC const char __driConfigOptions[] =
+DRI_CONF_BEGIN
+ DRI_CONF_SECTION_DEBUG
+ DRI_CONF_NO_RAST(false)
+ DRI_CONF_SECTION_END
+DRI_CONF_END;
+static const GLuint __driNConfigOptions = 1;
+
+extern const struct dri_extension card_extensions[];
+extern const struct dri_extension napalm_extensions[];
static GLboolean
tdfxCreateScreen( __DRIscreenPrivate *sPriv )
{
tdfxScreenPrivate *fxScreen;
TDFXDRIPtr fxDRIPriv = (TDFXDRIPtr) sPriv->pDevPriv;
+ PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension =
+ (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension"));
+ void *const psc = sPriv->psc->screenConfigs;
+
+ if (sPriv->devPrivSize != sizeof(TDFXDRIRec)) {
+ fprintf(stderr,"\nERROR! sizeof(TDFXDRIRec) does not match passed size from device driver\n");
+ return GL_FALSE;
+ }
/* Allocate the private area */
fxScreen = (tdfxScreenPrivate *) CALLOC( sizeof(tdfxScreenPrivate) );
if ( !fxScreen )
return GL_FALSE;
+ /* parse information in __driConfigOptions */
+ driParseOptionInfo (&fxScreen->optionCache,
+ __driConfigOptions, __driNConfigOptions);
+
fxScreen->driScrnPriv = sPriv;
sPriv->private = (void *) fxScreen;
return GL_FALSE;
}
+ if (glx_enable_extension != NULL) {
+ (*glx_enable_extension)(psc, "GLX_SGI_make_current_read");
+ }
+
return GL_TRUE;
}
{
tdfxScreenPrivate *fxScreen = (tdfxScreenPrivate *) sPriv->private;
- if ( fxScreen ) {
- drmUnmap( fxScreen->regs.map, fxScreen->regs.size );
+ if (!fxScreen)
+ return;
- FREE( fxScreen );
- sPriv->private = NULL;
- }
+ drmUnmap( fxScreen->regs.map, fxScreen->regs.size );
+
+ /* free all option information */
+ driDestroyOptionInfo (&fxScreen->optionCache);
+
+ FREE( fxScreen );
+ sPriv->private = NULL;
}
const __GLcontextModes *mesaVis,
GLboolean isPixmap )
{
+ tdfxScreenPrivate *screen = (tdfxScreenPrivate *) driScrnPriv->private;
+
if (isPixmap) {
return GL_FALSE; /* not implemented */
}
else {
- driDrawPriv->driverPrivate = (void *)
- _mesa_create_framebuffer( mesaVis,
- GL_FALSE, /* software depth buffer? */
- mesaVis->stencilBits > 0,
+ struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);
+
+ {
+ driRenderbuffer *frontRb
+ = driNewRenderbuffer(GL_RGBA, NULL, screen->cpp,
+ screen->fbOffset, screen->width, driDrawPriv);
+ tdfxSetSpanFunctions(frontRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
+ }
+
+ if (mesaVis->doubleBufferMode) {
+ driRenderbuffer *backRb
+ = driNewRenderbuffer(GL_RGBA, NULL, screen->cpp,
+ screen->backOffset, screen->width,
+ driDrawPriv);
+ tdfxSetSpanFunctions(backRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
+ backRb->backBuffer = GL_TRUE;
+ }
+
+ if (mesaVis->depthBits == 16) {
+ driRenderbuffer *depthRb
+ = driNewRenderbuffer(GL_DEPTH_COMPONENT16, NULL, screen->cpp,
+ screen->depthOffset, screen->width,
+ driDrawPriv);
+ tdfxSetSpanFunctions(depthRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
+ }
+ else if (mesaVis->depthBits == 24) {
+ driRenderbuffer *depthRb
+ = driNewRenderbuffer(GL_DEPTH_COMPONENT24, NULL, screen->cpp,
+ screen->depthOffset, screen->width,
+ driDrawPriv);
+ tdfxSetSpanFunctions(depthRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
+ }
+
+ if (mesaVis->stencilBits > 0) {
+ driRenderbuffer *stencilRb
+ = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, NULL, screen->cpp,
+ screen->depthOffset, screen->width,
+ driDrawPriv);
+ tdfxSetSpanFunctions(stencilRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base);
+ }
+
+ _mesa_add_soft_renderbuffers(fb,
+ GL_FALSE, /* color */
+ GL_FALSE, /* depth */
+ GL_FALSE, /*swStencil,*/
mesaVis->accumRedBits > 0,
- GL_FALSE /* software alpha channel? */ );
+ GL_FALSE, /* alpha */
+ GL_FALSE /* aux */);
+ driDrawPriv->driverPrivate = (void *) fb;
+
return (driDrawPriv->driverPrivate != NULL);
}
}
static void
tdfxDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
{
- _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate));
+ _mesa_unreference_framebuffer((GLframebuffer **)(&(driDrawPriv->driverPrivate)));
}
return;
LOCK_HARDWARE( fxMesa );
fxMesa->Glide.grSstSelect( fxMesa->Glide.Board );
+#ifdef DEBUG
printf("SwapBuf SetState 1\n");
+#endif
fxMesa->Glide.grGlideSetState(fxMesa->Glide.State );
}
}
if (ctx->DriverCtx != fxMesa) {
fxMesa = TDFX_CONTEXT(ctx);
fxMesa->Glide.grSstSelect( fxMesa->Glide.Board );
+#ifdef DEBUG
printf("SwapBuf SetState 2\n");
+#endif
fxMesa->Glide.grGlideSetState(fxMesa->Glide.State );
}
UNLOCK_HARDWARE( fxMesa );
.SwapBuffersMSC = NULL
};
-#ifdef USE_NEW_INTERFACE
-/*
- * new interface code, derived from radeon_screen.c
- * XXX this may still be wrong
- */
-static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
static __GLcontextModes *tdfxFillInModes(unsigned pixel_bits,
unsigned depth_bits,
num_modes = (depth_bits == 16) ? 32 : 16;
- modes = (*create_context_modes)(num_modes, sizeof(__GLcontextModes));
+ modes = (*dri_interface->createContextModes)(num_modes, sizeof(__GLcontextModes));
m = modes;
for (i = 0; i <= 1; i++) {
m->accumRedBits = accum ? 16 : 0;
m->accumGreenBits = accum ? 16 : 0;
m->accumBlueBits = accum ? 16 : 0;
- m->accumAlphaBits = accum ? 16 : 0;
+ m->accumAlphaBits = (accum && deep) ? 16 : 0;
m->stencilBits = stencil ? 8 : 0;
m->depthBits = deep
? (depth ? 24 : 0)
* failure.
*/
PUBLIC
-void * __driCreateNewScreen( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
+void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
const __GLcontextModes * modes,
const __DRIversion * ddx_version,
const __DRIversion * dri_version,
const __DRIframebuffer * frame_buffer,
drmAddress pSAREA, int fd,
int internal_api_version,
+ const __DRIinterfaceMethods * interface,
__GLcontextModes ** driver_modes )
{
__DRIscreenPrivate *psp;
- static const __DRIversion ddx_expected = { 1, 0, 0 };
+ static const __DRIversion ddx_expected = { 1, 1, 0 };
static const __DRIversion dri_expected = { 4, 0, 0 };
static const __DRIversion drm_expected = { 1, 0, 0 };
+ dri_interface = interface;
+
if ( ! driCheckDriDdxDrmVersions2( "tdfx",
dri_version, & dri_expected,
ddx_version, & ddx_expected,
frame_buffer, pSAREA, fd,
internal_api_version, &tdfxAPI);
- create_context_modes = (PFNGLXCREATECONTEXTMODES)
- glXGetProcAddress((const GLubyte *)"__glXCreateContextModes");
-
- if (create_context_modes != NULL) {
+ if (psp != NULL) {
/* divined from tdfx_dri.c, sketchy */
TDFXDRIPtr dri_priv = (TDFXDRIPtr) psp->pDevPriv;
int bpp = (dri_priv->cpp > 2) ? 24 : 16;
*driver_modes = tdfxFillInModes(bpp, (bpp == 16) ? 16 : 24,
(bpp == 16) ? 0 : 8,
(dri_priv->backOffset!=dri_priv->depthOffset));
+
+ /* Calling driInitExtensions here, with a NULL context pointer, does not actually
+ * enable the extensions. It just makes sure that all the dispatch offsets for all
+ * the extensions that *might* be enables are known. This is needed because the
+ * dispatch offsets need to be known when _mesa_context_create is called, but we can't
+ * enable the extensions until we have a context pointer.
+ *
+ * Hello chicken. Hello egg. How are you two today?
+ */
+ driInitExtensions( NULL, card_extensions, GL_FALSE );
+ driInitExtensions( NULL, napalm_extensions, GL_FALSE );
}
return (void *)psp;
}
-#endif /* USE_NEW_INTERFACE */
-
-
-/*
- * This is the bootstrap function for the driver.
- * The __driCreateScreen name is the symbol that libGL.so fetches.
- * Return: pointer to a __DRIscreenPrivate.
- */
-#if !defined(DRI_NEW_INTERFACE_ONLY)
-void *__driCreateScreen(Display *dpy, int scrn, __DRIscreen *psc,
- int numConfigs, __GLXvisualConfig *config)
-{
- __DRIscreenPrivate *psp;
- psp = __driUtilCreateScreen(dpy, scrn, psc, numConfigs, config, &tdfxAPI);
- return (void *) psp;
-}
-#endif /* !defined(DRI_NEW_INTERFACE_ONLY) */