- return GL_TRUE;
-}
-
-static void
-intelReadPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *pixels )
-{
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (!intelTryReadPixels( ctx, x, y, width, height, format, type, pack,
- pixels))
- _swrast_ReadPixels( ctx, x, y, width, height, format, type, pack,
- pixels);
-}
-
-
-
-
-static void do_draw_pix( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLint pitch,
- const void *pixels,
- GLuint dest )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- drm_clip_rect_t *box = dPriv->pClipRects;
- int nbox = dPriv->numClipRects;
- int i;
- int src_offset = intelAgpOffsetFromVirtual( intel, pixels);
- int src_pitch = pitch;
-
- assert(src_offset != ~0); /* should be caught earlier */
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- intelFlush( &intel->ctx );
- LOCK_HARDWARE( intel );
- if (ctx->DrawBuffer)
- {
- y -= height; /* cope with pixel zoom */
-
- if (!clip_pixelrect(ctx, ctx->DrawBuffer,
- &x, &y, &width, &height)) {
- UNLOCK_HARDWARE( intel );
- return;
- }
-
- y = dPriv->h - y - height; /* convert from gl to hardware coords */
- x += dPriv->x;
- y += dPriv->y;
-
- for (i = 0 ; i < nbox ; i++ )
- {
- GLint bx, by, bw, bh;
- if (intersect_region(box + i, x, y, width, height,
- &bx, &by, &bw, &bh)) {
- intelEmitCopyBlitLocked( intel,
- intel->intelScreen->cpp,
- src_pitch, src_offset,
- intel->intelScreen->front.pitch,
- intel->drawRegion->offset,
- bx - x, by - y,
- bx, by,
- bw, bh );
- }
- }