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authorDave Airlie <airliedfreedesktop.org>2004-03-21 23:35:14 +0000
committerDave Airlie <airliedfreedesktop.org>2004-03-21 23:35:14 +0000
commit1cb63cfc984065f01bb0ce0ed4de77289a0bc58d (patch)
tree3d63695c02f094d8677e02e188c198c1a0be2e2d /src/mesa/drivers/dri/i810/i810screen.c
parent03762ba8dac3cc5db199fb0354adba66db56995b (diff)
more i810 to new interface
Diffstat (limited to 'src/mesa/drivers/dri/i810/i810screen.c')
-rw-r--r--src/mesa/drivers/dri/i810/i810screen.c183
1 files changed, 183 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i810/i810screen.c b/src/mesa/drivers/dri/i810/i810screen.c
index 369619dad6..232f62d41d 100644
--- a/src/mesa/drivers/dri/i810/i810screen.c
+++ b/src/mesa/drivers/dri/i810/i810screen.c
@@ -49,8 +49,149 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "i810tris.h"
#include "i810ioctl.h"
+#ifndef _SOLO
+#include "glxextensions.h"
+#endif
+
+#ifdef USE_NEW_INTERFACE
+static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
+#endif /* USE_NEW_INTERFACE */
+
+#ifdef USE_NEW_INTERFACE
+static __GLcontextModes *fill_in_modes( __GLcontextModes *modes,
+ unsigned pixel_bits,
+ unsigned depth_bits,
+ unsigned stencil_bits,
+ const GLenum * db_modes,
+ unsigned num_db_modes,
+ int visType )
+{
+ static const uint8_t bits[1][4] = {
+ { 5, 6, 5, 0 }
+ };
+
+ static const uint32_t masks[1][4] = {
+ { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }
+ };
+
+ unsigned i;
+ unsigned j;
+ const unsigned index = 0;
+
+ for ( i = 0 ; i < num_db_modes ; i++ ) {
+ for ( j = 0 ; j < 2 ; j++ ) {
+
+ modes->redBits = bits[index][0];
+ modes->greenBits = bits[index][1];
+ modes->blueBits = bits[index][2];
+ modes->alphaBits = bits[index][3];
+ modes->redMask = masks[index][0];
+ modes->greenMask = masks[index][1];
+ modes->blueMask = masks[index][2];
+ modes->alphaMask = masks[index][3];
+ modes->rgbBits = modes->redBits + modes->greenBits
+ + modes->blueBits + modes->alphaBits;
+
+ modes->accumRedBits = 16 * j;
+ modes->accumGreenBits = 16 * j;
+ modes->accumBlueBits = 16 * j;
+ modes->accumAlphaBits = (masks[index][3] != 0) ? 16 * j : 0;
+ modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG;
+
+ modes->stencilBits = stencil_bits;
+ modes->depthBits = depth_bits;
+
+ modes->visualType = visType;
+ modes->renderType = GLX_RGBA_BIT;
+ modes->drawableType = GLX_WINDOW_BIT;
+ modes->rgbMode = GL_TRUE;
+
+ if ( db_modes[i] == GLX_NONE ) {
+ modes->doubleBufferMode = GL_FALSE;
+ }
+ else {
+ modes->doubleBufferMode = GL_TRUE;
+ modes->swapMethod = db_modes[i];
+ }
+
+ modes = modes->next;
+ }
+ }
+
+ return modes;
+}
+#endif /* USE_NEW_INTERFACE */
+
+#ifdef USE_NEW_INTERFACE
+static __GLcontextModes *
+i810FillInModes( unsigned pixel_bits, unsigned depth_bits,
+ unsigned stencil_bits, GLboolean have_back_buffer )
+{ __GLcontextModes * modes;
+ __GLcontextModes * m;
+ unsigned num_modes;
+ unsigned depth_buffer_factor;
+ unsigned back_buffer_factor;
+ unsigned i;
+
+ /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
+ * enough to add support. Basically, if a context is created with an
+ * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
+ * will never be used.
+ */
+ static const GLenum back_buffer_modes[] = {
+ GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
+ };
+
+ int depth_buffer_modes[2][2];
+
+
+ depth_buffer_modes[0][0] = depth_bits;
+ depth_buffer_modes[1][0] = depth_bits;
+
+ /* Just like with the accumulation buffer, always provide some modes
+ * with a stencil buffer. It will be a sw fallback, but some apps won't
+ * care about that.
+ */
+ depth_buffer_modes[0][1] = 0;
+ depth_buffer_modes[1][1] = (stencil_bits == 0) ? 8 : stencil_bits;
+
+ depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
+ back_buffer_factor = (have_back_buffer) ? 2 : 1;
+
+ num_modes = depth_buffer_factor * back_buffer_factor * 4;
+
+ modes = (*create_context_modes)( num_modes, sizeof( __GLcontextModes ) );
+ m = modes;
+ for ( i = 0 ; i < depth_buffer_factor ; i++ ) {
+ m = fill_in_modes( m, pixel_bits,
+ depth_buffer_modes[i][0], depth_buffer_modes[i][1],
+ back_buffer_modes, back_buffer_factor,
+ GLX_TRUE_COLOR );
+ }
+
+ for ( i = 0 ; i < depth_buffer_factor ; i++ ) {
+ m = fill_in_modes( m, pixel_bits,
+ depth_buffer_modes[i][0], depth_buffer_modes[i][1],
+ back_buffer_modes, back_buffer_factor,
+ GLX_DIRECT_COLOR );
+ }
+
+ /* Mark the visual as slow if there are "fake" stencil bits.
+ */
+ for ( m = modes ; m != NULL ; m = m->next ) {
+ if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) {
+ m->visualRating = GLX_SLOW_CONFIG;
+ }
+ }
+
+ return modes;
+}
+#endif /* USE_NEW_INTERFACE */
+
+
+
/* static int i810_malloc_proxy_buf(drmBufMapPtr buffers) */
/* { */
/* char *buffer; */
@@ -269,3 +410,45 @@ void *__driCreateScreen(struct DRIDriverRec *driver,
return (void *) psp;
}
#endif
+
+/**
+ * This is the bootstrap function for the driver. libGL supplies all of the
+ * requisite information about the system, and the driver initializes itself.
+ * This routine also fills in the linked list pointed to by \c driver_modes
+ * with the \c __GLcontextModes that the driver can support for windows or
+ * pbuffers.
+ *
+ * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on
+ * failure.
+ */
+#ifdef USE_NEW_INTERFACE
+void * __driCreateNewScreen( Display *dpy, int scrn, __DRIscreen *psc,
+ const __GLcontextModes * modes,
+ const __DRIversion * ddx_version,
+ const __DRIversion * dri_version,
+ const __DRIversion * drm_version,
+ const __DRIframebuffer * frame_buffer,
+ drmAddress pSAREA, int fd,
+ int internal_api_version,
+ __GLcontextModes ** driver_modes )
+
+{
+ __DRIscreenPrivate *psp;
+
+ psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
+ ddx_version, dri_version, drm_version,
+ frame_buffer, pSAREA, fd,
+ internal_api_version, &i810API);
+
+
+ create_context_modes =
+ (PFNGLXCREATECONTEXTMODES) glXGetProcAddress( (const GLubyte *) "__glXCreateContextModes" );
+ if ( create_context_modes != NULL ) {
+ *driver_modes = i810FillInModes( 16,
+ 16, 0,
+ 1);
+ }
+
+ return (void *) psp;
+}
+#endif /* USE_NEW_INTERFACE */