--- /dev/null
+diff --git a/.gitignore b/.gitignore
+new file mode 100644
+index 0000000..99849ce
+--- /dev/null
++++ b/.gitignore
+@@ -0,0 +1,13 @@
++.deps
++.libs
++*.o
++*.la
++*.lo
++Makefile
++boot
++boot.log
++config.h
++config.log
++config.status
++libtool
++stamp-h1
+diff --git a/src/.gitignore b/src/.gitignore
+new file mode 100644
+index 0000000..17146ae
+--- /dev/null
++++ b/src/.gitignore
+@@ -0,0 +1,11 @@
++cairo-directfb.pc
++cairo-features.h
++cairo-ft.pc
++cairo-no-features.h
++cairo-pdf.pc
++cairo-png.pc
++cairo-ps.pc
++cairo-svg.pc
++cairo-xlib-xrender.pc
++cairo-xlib.pc
++cairo.pc
+diff --git a/src/cairo-directfb-surface.c b/src/cairo-directfb-surface.c
+index f20bf2b..57e3980 100644
+--- a/src/cairo-directfb-surface.c
++++ b/src/cairo-directfb-surface.c
+@@ -34,7 +34,8 @@
+ * Michael Emmel <mike.emmel@gmail.com>
+ * Claudio Ciccani <klan@users.sf.net>
+ */
+-
++
++//#define DIRECT_ENABLE_DEBUG
+
+ #include "cairoint.h"
+ #include "cairo-directfb.h"
+@@ -42,6 +43,8 @@
+ #include <stdlib.h>
+
+ #include <directfb.h>
++#include <directfb_util.h>
++
+ #include <direct/types.h>
+ #include <direct/debug.h>
+ #include <direct/memcpy.h>
+@@ -63,7 +66,7 @@
+ /*
+ * CompositeTrapezoids works (without antialiasing).
+ */
+-#define DFB_COMPOSITE_TRAPEZOIDS 0
++#define DFB_COMPOSITE_TRAPEZOIDS 1
+
+ /*
+ * ShowGlyphs works fine.
+@@ -71,7 +74,13 @@
+ #define DFB_SHOW_GLYPHS 1
+
+
+-D_DEBUG_DOMAIN (Cairo_DirectFB, "Cairo/DirectFB", "Cairo DirectFB backend");
++D_DEBUG_DOMAIN( CairoDFB_Acquire, "CairoDFB/Acquire", "Cairo DirectFB Acquire" );
++D_DEBUG_DOMAIN( CairoDFB_Clip, "CairoDFB/Clip", "Cairo DirectFB Clipping" );
++D_DEBUG_DOMAIN( CairoDFB_Font, "CairoDFB/Font", "Cairo DirectFB Font Rendering" );
++D_DEBUG_DOMAIN( CairoDFB_Glyphs, "CairoDFB/Glyphs", "Cairo DirectFB Font Rendering - Glyphs" );
++D_DEBUG_DOMAIN( CairoDFB_Render, "CairoDFB/Render", "Cairo DirectFB Rendering" );
++D_DEBUG_DOMAIN( CairoDFB_Surface, "CairoDFB/Surface", "Cairo DirectFB Surface" );
++D_DEBUG_DOMAIN( CairoDFB_SurfExt, "CairoDFB/SurfExt", "Cairo DirectFB Surface Extents" );
+
+ /*****************************************************************************/
+
+@@ -89,7 +98,7 @@ typedef struct _cairo_directfb_surface {
+ cairo_surface_t *color;
+
+ DFBRegion *clips;
+- int n_clips;
++ int n_clips; // -1 = don't draw at all
+
+ int width;
+ int height;
+@@ -122,7 +131,7 @@ static int _directfb_argb_font = 0;
+
+
+ #define RUN_CLIPPED( surface, clip, func ) {\
+- if ((surface)->clips) {\
++ if ((surface)->n_clips) {\
+ int k;\
+ for (k = 0; k < (surface)->n_clips; k++) {\
+ if (clip) {\
+@@ -155,15 +164,15 @@ static int _directfb_argb_font = 0;
+ }
+
+ #define TRANSFORM_POINT2X( m, x, y, ret_x, ret_y ) {\
+- double _x = (x);\
+- double _y = (y);\
++ float _x = (x);\
++ float _y = (y);\
+ (ret_x) = (_x * (m).xx + (m).x0);\
+ (ret_y) = (_y * (m).yy + (m).y0);\
+ }
+
+ #define TRANSFORM_POINT3X( m, x, y, ret_x, ret_y ) {\
+- double _x = (x);\
+- double _y = (y);\
++ float _x = (x);\
++ float _y = (y);\
+ (ret_x) = (_x * (m).xx + _y * (m).xy + (m).x0);\
+ (ret_y) = (_x * (m).yx + _y * (m).yy + (m).y0);\
+ }
+@@ -291,6 +300,7 @@ _directfb_get_operator (cairo_operator_t operator,
+ dstblend = DSBF_ONE;
+ break;
+ default:
++ D_DEBUG_AT (CairoDFB_Render, "=> UNSUPPORTED OPERATOR %d\n", operator);
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+ }
+
+@@ -312,6 +322,8 @@ _directfb_buffer_surface_create (IDirectFB *dfb,
+ DFBSurfaceDescription dsc;
+ DFBResult ret;
+
++ D_DEBUG_AT( CairoDFB_Surface, "%s( %4dx%4d %s )\n", __FUNCTION__, width, height, dfb_pixelformat_name(format) );
++
+ dsc.flags = DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT;
+ dsc.width = width;
+ dsc.height = height;
+@@ -339,26 +351,24 @@ _directfb_acquire_surface (cairo_directfb_surface_t *surface,
+ cairo_format_t cairo_format;
+ void *data;
+ int pitch;
+-
++
+ if (surface->format == (cairo_format_t) -1) {
+- DFBSurfaceCapabilities caps;
+-
+ if (intrest_rec) {
+ source_rect.x = intrest_rec->x;
+ source_rect.y = intrest_rec->y;
+ source_rect.w = intrest_rec->width;
+ source_rect.h = intrest_rec->height;
+ } else {
+- source_rect.x = 0;
+- source_rect.y = 0;
+- surface->dfbsurface->GetSize (surface->dfbsurface,
+- &source_rect.w, &source_rect.h);
++ /* Use GetVisibleRectangle() here, because GetSize() might return huge values of a sub surface */
++ surface->dfbsurface->GetVisibleRectangle (surface->dfbsurface, &source_rect);
+ }
+
+ if (surface->tmpsurface) {
+ int w, h;
+ surface->tmpsurface->GetSize (surface->tmpsurface, &w, &h);
+- if (w < source_rect.w || h < source_rect.h) {
++ if (w < source_rect.w || h < source_rect.h ||
++ ((w*4 > source_rect.w*5 || h*4 > source_rect.h*5) && (w > 32 || h > 32)))
++ {
+ surface->tmpsurface->Release (surface->tmpsurface);
+ surface->tmpsurface = NULL;
+ }
+@@ -366,7 +376,7 @@ _directfb_acquire_surface (cairo_directfb_surface_t *surface,
+
+ cairo_format = _cairo_format_from_content (surface->content);
+ if (!surface->tmpsurface) {
+- D_DEBUG_AT (Cairo_DirectFB, "Allocating buffer for surface %p.\n", surface);
++ D_DEBUG_AT (CairoDFB_Acquire, " -> Allocating %dx%d buffer\n", source_rect.w, source_rect.h);
+
+ surface->tmpsurface =
+ _directfb_buffer_surface_create (surface->dfb,
+@@ -377,14 +387,12 @@ _directfb_acquire_surface (cairo_directfb_surface_t *surface,
+ }
+ buffer = surface->tmpsurface;
+
+- surface->dfbsurface->GetCapabilities (surface->dfbsurface, &caps);
+- if (caps & DSCAPS_FLIPPING) {
+- DFBRegion region = { .x1 = source_rect.x, .y1 = source_rect.y,
+- .x2 = source_rect.x + source_rect.w - 1,
+- .y2 = source_rect.y + source_rect.h - 1 };
+- surface->dfbsurface->Flip (surface->dfbsurface, ®ion, DSFLIP_BLIT);
+- }
++ D_DEBUG_AT( CairoDFB_Render, " => Blit( 0,0-%4dx%4d <- %4d,%4d )\n",
++ source_rect.w, source_rect.h, source_rect.x, source_rect.y );
++
++ buffer->SetBlittingFlags (buffer, DSBLIT_NOFX);
+ buffer->Blit (buffer, surface->dfbsurface, &source_rect, 0, 0);
++ buffer->ReleaseSource (buffer);
+ }
+ else {
+ /*might be a subsurface get the offset*/
+@@ -396,7 +404,7 @@ _directfb_acquire_surface (cairo_directfb_surface_t *surface,
+ *image_extra = buffer;
+
+ if (buffer->Lock (buffer, lock_flags, &data, &pitch)) {
+- D_DEBUG_AT (Cairo_DirectFB, "Couldn't lock surface!\n");
++ D_DEBUG_AT (CairoDFB_Acquire, "Couldn't lock surface!\n");
+ goto ERROR;
+ }
+
+@@ -443,9 +451,9 @@ _cairo_directfb_surface_create_similar (void *abstract_src,
+ cairo_directfb_surface_t *surface;
+ cairo_format_t format;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( src=%p, content=0x%x, width=%d, height=%d).\n",
+- __FUNCTION__, source, content, width, height);
++ D_DEBUG_AT (CairoDFB_Surface, "%s( src=%p, content=%s%s, width=%d, height=%d)\n", __FUNCTION__, source,
++ (content & CAIRO_CONTENT_COLOR) ? "COLOR" : "",
++ (content & CAIRO_CONTENT_ALPHA) ? "+ALPHA" : "", width, height);
+
+ width = (width <= 0) ? 1 : width;
+ height = (height<= 0) ? 1 : height;
+@@ -497,8 +505,7 @@ _cairo_directfb_surface_finish (void *data)
+ {
+ cairo_directfb_surface_t *surface = (cairo_directfb_surface_t *)data;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p ).\n", __FUNCTION__, surface);
++ D_DEBUG_AT (CairoDFB_Surface, "%s( surface=%p ).\n", __FUNCTION__, surface);
+
+ if (surface->clips) {
+ free (surface->clips);
+@@ -534,8 +541,8 @@ _cairo_directfb_surface_acquire_source_image (void *abstract_s
+ {
+ cairo_directfb_surface_t *surface = abstract_surface;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p ).\n", __FUNCTION__, surface);
++ D_DEBUG_AT( CairoDFB_Acquire, "%s( %p - %dx%d 0x%x )\n", __FUNCTION__,
++ surface, surface->width, surface->height, surface->format );
+
+ return _directfb_acquire_surface (surface, NULL, image_out,
+ NULL, image_extra, DSLF_READ);
+@@ -549,8 +556,7 @@ _cairo_directfb_surface_release_source_image (void *abstract_su
+ cairo_directfb_surface_t *surface = abstract_surface;
+ IDirectFBSurface *buffer = image_extra;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p ).\n", __FUNCTION__, surface);
++ D_DEBUG_AT (CairoDFB_Acquire, "%s( %p )\n", __FUNCTION__, surface);
+
+ buffer->Unlock (buffer);
+
+@@ -564,18 +570,58 @@ _cairo_directfb_surface_acquire_dest_image (void *abstract_s
+ cairo_rectangle_int_t *image_rect_out,
+ void **image_extra)
+ {
++ cairo_status_t status;
+ cairo_directfb_surface_t *surface = abstract_surface;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p, interest_rect={ %d %d %d %d } ).\n",
+- __FUNCTION__, surface,
++ D_DEBUG_AT (CairoDFB_Acquire,
++ "%s( %p - %dx%d 0x%x { %u %u %u %u } )\n",
++ __FUNCTION__, surface, surface->width, surface->height, surface->format,
+ interest_rect ? interest_rect->x : 0,
+ interest_rect ? interest_rect->y : 0,
+- interest_rect ? interest_rect->width : surface->width,
+- interest_rect ? interest_rect->height : surface->height);
++ interest_rect ? interest_rect->width : (unsigned) surface->width,
++ interest_rect ? interest_rect->height : (unsigned) surface->height);
+
+- return _directfb_acquire_surface (surface, interest_rect, image_out,
+- image_rect_out, image_extra, DSLF_READ | DSLF_WRITE);
++ status = _directfb_acquire_surface (surface, interest_rect, image_out,
++ image_rect_out, image_extra, DSLF_READ | DSLF_WRITE);
++ if (status)
++ return status;
++
++ /* Ensure that the new image has the same clip, if it's the same buffer */
++ if ((IDirectFBSurface*) *image_extra == surface->dfbsurface &&
++ surface->clips)
++ {
++ cairo_surface_t *s = (cairo_surface_t*) *image_out;
++
++ unsigned int clip_serial = _cairo_surface_allocate_clip_serial (s);
++
++ cairo_region_t clip_region;
++
++ if (surface->n_clips == 1) {
++ cairo_rectangle_int_t rect = { surface->clips[0].x1, surface->clips[0].y1,
++ surface->clips[0].x2 - surface->clips[0].x1 + 1,
++ surface->clips[0].y2 - surface->clips[0].y1 + 1 };
++ _cairo_region_init_rect (&clip_region, &rect);
++ } else {
++ cairo_box_int_t *boxes = _cairo_malloc_ab (surface->n_clips, sizeof(cairo_box_int_t));
++ int k;
++
++ for (k = 0; k < surface->n_clips; k++) {
++ boxes[k].p1.x = surface->clips[k].x1;
++ boxes[k].p1.y = surface->clips[k].y1;
++ boxes[k].p2.x = surface->clips[k].x2 + 1;
++ boxes[k].p2.y = surface->clips[k].y2 + 1;
++ }
++
++ _cairo_region_init_boxes (&clip_region, boxes, surface->n_clips);
++ free (boxes);
++ }
++
++ _cairo_surface_set_clip_region (s, &clip_region, clip_serial);
++
++ _cairo_region_fini (&clip_region);
++ }
++
++ return CAIRO_STATUS_SUCCESS;
+ }
+
+ static void
+@@ -586,21 +632,31 @@ _cairo_directfb_surface_release_dest_image (void *abstract_surf
+ void *image_extra)
+ {
+ cairo_directfb_surface_t *surface = abstract_surface;
+- IDirectFBSurface *buffer = image_extra;
++ IDirectFBSurface *buffer = image_extra;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p ).\n", __FUNCTION__, surface);
++ D_DEBUG_AT (CairoDFB_Acquire,
++ "%s( %p - %dx%d 0x%x { %u %u %u %u } )\n",
++ __FUNCTION__, surface, surface->width, surface->height, surface->format,
++ interest_rect ? interest_rect->x : 0,
++ interest_rect ? interest_rect->y : 0,
++ interest_rect ? interest_rect->width : (unsigned) surface->width,
++ interest_rect ? interest_rect->height : (unsigned) surface->height);
+
+ buffer->Unlock (buffer);
+
+ if (surface->dfbsurface != buffer) {
+- DFBRegion region = { .x1 = interest_rect->x, .y1 = interest_rect->y,
+- .x2 = interest_rect->x+interest_rect->width-1,
+- .y2 = interest_rect->y+interest_rect->height-1 };
+- surface->dfbsurface->SetClip (surface->dfbsurface, ®ion);
++ DFBRectangle sr = { 0, 0, image_rect->width, image_rect->height };
++
++ D_DEBUG_AT( CairoDFB_Render, " => Blit( %4d,%4d-%4dx%4d <- 0,0 )\n",
++ image_rect->x, image_rect->y, sr.w, sr.h );
++
+ surface->dfbsurface->SetBlittingFlags (surface->dfbsurface, DSBLIT_NOFX);
+- surface->dfbsurface->Blit (surface->dfbsurface, buffer,
+- NULL, image_rect->x, image_rect->y);
++
++ RUN_CLIPPED( surface, NULL,
++ surface->dfbsurface->Blit (surface->dfbsurface,
++ buffer, &sr, image_rect->x, image_rect->y));
++
++ surface->dfbsurface->ReleaseSource (surface->dfbsurface);
+ }
+
+ cairo_surface_destroy (&image->base);
+@@ -618,13 +674,15 @@ _cairo_directfb_surface_clone_similar (void *abstract_surface,
+ cairo_directfb_surface_t *surface = abstract_surface;
+ cairo_directfb_surface_t *clone;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p, src=%p ).\n", __FUNCTION__, surface, src);
++ D_DEBUG_AT (CairoDFB_Surface, "%s( surface=%p, src=%p [%d,%d-%dx%d] )\n",
++ __FUNCTION__, surface, src, src_x, src_y, width, height);
+
+ if (src->backend == surface->base.backend) {
+ cairo_surface_reference (src);
+ *clone_out = src;
+
++ D_DEBUG_AT (CairoDFB_Surface, " -> lightweight - referenced :)\n");
++
+ return CAIRO_STATUS_SUCCESS;
+ }
+ else if (_cairo_surface_is_image (src)) {
+@@ -640,7 +698,8 @@ _cairo_directfb_surface_clone_similar (void *abstract_surface,
+ image_src->width, image_src->height);
+ if (!clone)
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+-
++
++
+ ret = clone->dfbsurface->Lock (clone->dfbsurface,
+ DSLF_WRITE, (void *)&dst, &pitch);
+ if (ret) {
+@@ -653,6 +712,8 @@ _cairo_directfb_surface_clone_similar (void *abstract_surface,
+ src += image_src->stride * src_y;
+
+ if (image_src->format == CAIRO_FORMAT_A1) {
++ D_DEBUG_AT (CairoDFB_Surface, " ==> converting A1 -> A8 data\n");
++
+ /* A1 -> A8 */
+ for (i = 0; i < height; i++) {
+ for (j = src_x; j < src_x + width; j++)
+@@ -665,10 +726,14 @@ _cairo_directfb_surface_clone_similar (void *abstract_surface,
+ int len;
+
+ if (image_src->format == CAIRO_FORMAT_A8) {
++ D_DEBUG_AT (CairoDFB_Surface, " ==> copying A8 data\n");
++
+ dst += src_x;
+ src += src_x;
+ len = width;
+ } else {
++ D_DEBUG_AT (CairoDFB_Surface, " ==> copying ARGB data\n");
++
+ dst += src_x * 4;
+ src += src_x * 4;
+ len = width * 4;
+@@ -722,11 +787,17 @@ _directfb_prepare_composite (cairo_directfb_surface_t *dst,
+ cairo_pattern_t *tmp;
+ int tmp_x, tmp_y;
+
+- if (src_pattern->type != CAIRO_PATTERN_TYPE_SOLID ||
+- sblend == DSBF_INVDESTALPHA) /* Doesn't work correctly */
++ if (src_pattern->type != CAIRO_PATTERN_TYPE_SOLID) { /* Doesn't work correctly */
++ D_DEBUG_AT (CairoDFB_Render, "=> PATTERN TYPE %d WITH MASK NOT SUPPORTED\n", src_pattern->type);
+ return CAIRO_INT_STATUS_UNSUPPORTED;
++ }
+
+- D_DEBUG_AT (Cairo_DirectFB, "Replacing src pattern by mask pattern.\n");
++ if (sblend == DSBF_INVDESTALPHA) { /* Doesn't work correctly */
++ D_DEBUG_AT (CairoDFB_Render, "=> SOURCE BLEND %d WITH MASK NOT SUPPORTED\n", sblend);
++ return CAIRO_INT_STATUS_UNSUPPORTED;
++ }
++
++ D_DEBUG_AT (CairoDFB_Render, "-> Replacing src pattern by mask pattern.\n");
+
+ tmp = src_pattern;
+ tmp_x = *src_x; tmp_y = *src_y;
+@@ -748,6 +819,10 @@ _directfb_prepare_composite (cairo_directfb_surface_t *dst,
+ color.r = pattern->color.red_short >> 8;
+ color.g = pattern->color.green_short >> 8;
+ color.b = pattern->color.blue_short >> 8;
++
++ D_DEBUG_AT (CairoDFB_Render, "-> SOLID MASK (%02x %02x %02x %02x)\n",
++ pattern->color.alpha_short >> 8, pattern->color.red_short >> 8,
++ pattern->color.green_short >> 8, pattern->color.blue_short >> 8 );
+ }
+ else {
+ color.a = color.r = color.g = color.b = 0xff;
+@@ -756,6 +831,10 @@ _directfb_prepare_composite (cairo_directfb_surface_t *dst,
+ if (src_pattern->type == CAIRO_PATTERN_TYPE_SOLID) {
+ cairo_solid_pattern_t *pattern = (cairo_solid_pattern_t *)src_pattern;
+
++ D_DEBUG_AT (CairoDFB_Render, "-> SOLID PATTERN (%02x %02x %02x %02x)\n",
++ pattern->color.alpha_short >> 8, pattern->color.red_short >> 8,
++ pattern->color.green_short >> 8, pattern->color.blue_short >> 8 );
++
+ if (!dst->color) {
+ dst->color = _cairo_directfb_surface_create_similar (dst,
+ CAIRO_CONTENT_COLOR_ALPHA, 1, 1);
+@@ -777,6 +856,8 @@ _directfb_prepare_composite (cairo_directfb_surface_t *dst,
+ src_attr.y_offset = 0;
+ }
+ else {
++ D_DEBUG_AT (CairoDFB_Render, "-> PATTERN TYPE %d\n", src_pattern->type );
++
+ ret = _cairo_pattern_acquire_surface (src_pattern, &dst->base,
+ *src_x, *src_y, width, height,
+ (cairo_surface_t **)&src, &src_attr);
+@@ -838,6 +919,9 @@ _directfb_finish_composite (cairo_directfb_surface_t *dst,
+ {
+ if (src != dst->color)
+ _cairo_pattern_release_surface (src_pattern, src, src_attr);
++
++ if (dst->dfbsurface)
++ dst->dfbsurface->ReleaseSource( dst->dfbsurface );
+ }
+ #endif /* DFB_COMPOSITE || DFB_COMPOSITE_TRAPEZOIDS */
+
+@@ -848,20 +932,38 @@ _directfb_categorize_operation (cairo_surface_attributes_t *src_attr)
+ cairo_matrix_t *m = &src_attr->matrix;
+
+ if (m->xy != 0 || m->yx != 0 || m->xx < 0 || m->yy < 0) {
+- if (src_attr->extend != CAIRO_EXTEND_NONE)
+- return DFXL_NONE;
++ D_DEBUG_AT (CairoDFB_Render, "-> NON-RECTANGULAR TRANSFORM\n" );
++
++ if (src_attr->extend != CAIRO_EXTEND_NONE) {
++ D_DEBUG_AT (CairoDFB_Render, "=> EXTEND MODE %d NOT SUPPORTED\n", src_attr->extend );
++ return DFXL_NONE;
++ }
++
+ return DFXL_TEXTRIANGLES;
+ }
+
+ if (m->xx != 1 || m->yy != 1) {
+- if (src_attr->extend != CAIRO_EXTEND_NONE)
+- return DFXL_NONE;
++ D_DEBUG_AT (CairoDFB_Render, "-> RECTANGULAR TRANSFORM\n" );
++
++ if (src_attr->extend != CAIRO_EXTEND_NONE) {
++ D_DEBUG_AT (CairoDFB_Render, "=> EXTEND MODE %d NOT SUPPORTED\n", src_attr->extend );
++
++ /* TODO: support EXTEND_PAD in special cases */
++
++ return DFXL_NONE;
++ }
++
+ return DFXL_STRETCHBLIT;
+ }
+
++ D_DEBUG_AT (CairoDFB_Render, "-> NO TRANSFORM\n" );
++
+ if (src_attr->extend != CAIRO_EXTEND_NONE &&
+ src_attr->extend != CAIRO_EXTEND_REPEAT)
++ {
++ D_DEBUG_AT (CairoDFB_Render, "=> EXTEND MODE %d NOT SUPPORTED\n", src_attr->extend );
+ return DFXL_NONE;
++ }
+
+ return DFXL_BLIT;
+ }
+@@ -880,13 +982,13 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+ cairo_directfb_surface_t *dst = abstract_dst;
+ cairo_directfb_surface_t *src;
+ cairo_surface_attributes_t src_attr;
+- DFBAccelerationMask accel, mask;
++ DFBAccelerationMask accel;
+ cairo_int_status_t ret;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( op=%d, src_pattern=%p, mask_pattern=%p, dst=%p,"
++ D_DEBUG_AT (CairoDFB_Render,
++ "%s( op=%d, src=%p, mask=%p, dst=%p,"
+ " src_x=%d, src_y=%d, mask_x=%d, mask_y=%d, dst_x=%d,"
+- " dst_y=%d, width=%u, height=%u ).\n",
++ " dst_y=%d, width=%u, height=%u )\n",
+ __FUNCTION__, op, src_pattern, mask_pattern, dst,
+ src_x, src_y, mask_x, mask_y, dst_x, dst_y, width, height);
+
+@@ -895,16 +997,12 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+ width, height, &src, &src_attr);
+ if (ret)
+ return ret;
+-
++
+ accel = _directfb_categorize_operation (&src_attr);
+-
+- dst->dfbsurface->GetAccelerationMask (dst->dfbsurface, src->dfbsurface, &mask);
+- if (!(mask & accel)) {
+- D_DEBUG_AT (Cairo_DirectFB, "No acceleration (%08x)!\n", accel);
+- if (accel != DFXL_BLIT) {
+- _directfb_finish_composite (dst, src_pattern, &src->base, &src_attr);
+- return CAIRO_INT_STATUS_UNSUPPORTED;
+- }
++ if (!accel) {
++ D_DEBUG_AT (CairoDFB_Render, " ====>> UNSUPPORTED!!!\n");
++ _directfb_finish_composite (dst, src_pattern, &src->base, &src_attr);
++ return CAIRO_INT_STATUS_UNSUPPORTED;
+ }
+
+ src_x += src_attr.x_offset;
+@@ -920,7 +1018,8 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+ sr.h = height;
+
+ if (src_attr.extend == CAIRO_EXTEND_NONE) {
+- D_DEBUG_AT (Cairo_DirectFB, "Running Blit().\n");
++ D_DEBUG_AT( CairoDFB_Render, " ==> Blit( %4d,%4d-%4dx%4d <- %4d,%4d )\n",
++ dst_x, dst_y, sr.w, sr.h, sr.x, sr.y );
+
+ RUN_CLIPPED( dst, NULL,
+ dst->dfbsurface->Blit (dst->dfbsurface,
+@@ -934,7 +1033,8 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+ clip.x2 = dst_x + width - 1;
+ clip.y2 = dst_y + height - 1;
+
+- D_DEBUG_AT (Cairo_DirectFB, "Running TileBlit().\n");
++ D_DEBUG_AT( CairoDFB_Render, " ==> TileBlit( %4d,%4d-%4dx%4d <- %4d,%4d-%4dx%4d )\n",
++ dst_x, dst_y, width, height, sr.x, sr.y, sr.w, sr.h );
+
+ RUN_CLIPPED( dst, &clip,
+ dst->dfbsurface->TileBlit (dst->dfbsurface,
+@@ -944,7 +1044,7 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+
+ case DFXL_STRETCHBLIT: {
+ DFBRectangle sr, dr;
+- double x1, y1, x2, y2;
++ float x1, y1, x2, y2;
+
+ TRANSFORM_POINT2X (src_attr.matrix,
+ src_x, src_y, x1, y1);
+@@ -961,7 +1061,8 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+ dr.w = width;
+ dr.h = height;
+
+- D_DEBUG_AT (Cairo_DirectFB, "Running StretchBlit().\n");
++ D_DEBUG_AT( CairoDFB_Render, " ==> StretchBlit( %4d,%4d-%4dx%4d <- %4d,%4d-%4dx%4d )\n",
++ dst_x, dst_y, width, height, sr.x, sr.y, sr.w, sr.h );
+
+ RUN_CLIPPED (dst, NULL,
+ dst->dfbsurface->StretchBlit (dst->dfbsurface,
+@@ -1019,7 +1120,7 @@ _cairo_directfb_surface_composite (cairo_operator_t op,
+ clip.x2 = dst_x + width - 1;
+ clip.y2 = dst_y + height - 1;
+
+- D_DEBUG_AT (Cairo_DirectFB, "Running TextureTriangles().\n");
++ D_DEBUG_AT (CairoDFB_Render, " ==> TextureTriangles( ... )\n");
+
+ RUN_CLIPPED (dst, &clip,
+ dst->dfbsurface->TextureTriangles (dst->dfbsurface,
+@@ -1052,8 +1153,7 @@ _cairo_directfb_surface_fill_rectangles (void *abstract_surface
+ DFBRectangle r[n_rects];
+ int i;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( dst=%p, op=%d, color=%p, rects=%p, n_rects=%d ).\n",
++ D_DEBUG_AT (CairoDFB_Render, "%s( dst=%p, op=%d, color=%p, rects=%p, n_rects=%d )\n",
+ __FUNCTION__, dst, op, color, rects, n_rects);
+
+ if (_directfb_get_operator (op, &sblend, &dblend))
+@@ -1094,14 +1194,19 @@ _cairo_directfb_surface_fill_rectangles (void *abstract_surface
+ color->green_short >> 8,
+ color->blue_short >> 8,
+ color->alpha_short >> 8 );
++
++ D_DEBUG_AT( CairoDFB_Render, " -> %02x %02x %02x %02x\n", color->alpha_short >> 8,
++ color->red_short >> 8, color->green_short >> 8, color->blue_short >> 8 );
+
+ for (i = 0; i < n_rects; i++) {
+ r[i].x = rects[i].x;
+ r[i].y = rects[i].y;
+ r[i].w = rects[i].width;
+ r[i].h = rects[i].height;
++
++ D_DEBUG_AT( CairoDFB_Render, " ==> Fill %4d,%4d-%4dx%4d [%d]\n", DFB_RECTANGLE_VALS(&r[i]), i );
+ }
+-
++
+ RUN_CLIPPED (dst, NULL,
+ dst->dfbsurface->FillRectangles (dst->dfbsurface, r, n_rects));
+
+@@ -1128,7 +1233,7 @@ _cairo_directfb_surface_composite_trapezoids (cairo_operator_t op,
+ cairo_status_t ret;
+ DFBAccelerationMask accel;
+
+- D_DEBUG_AT (Cairo_DirectFB,
++ D_DEBUG_AT (CairoDFB_Render,
+ "%s( op=%d, pattern=%p, dst=%p, antialias=%d,"
+ " src_x=%d, src_y=%d, dst_x=%d, dst_y=%d,"
+ " width=%u, height=%u, traps=%p, num_traps=%d ).\n",
+@@ -1235,7 +1340,7 @@ _cairo_directfb_surface_composite_trapezoids (cairo_operator_t op,
+
+ #undef ADD_TRI
+
+- D_DEBUG_AT (Cairo_DirectFB, "Running TextureTriangles().\n");
++ D_DEBUG_AT (CairoDFB_Render, "Running TextureTriangles().\n");
+
+ RUN_CLIPPED (dst, NULL,
+ dst->dfbsurface->TextureTriangles (dst->dfbsurface, src->dfbsurface,
+@@ -1256,9 +1361,7 @@ _cairo_directfb_surface_set_clip_region (void *abstract_surface,
+ {
+ cairo_directfb_surface_t *surface = abstract_surface;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p, region=%p ).\n",
+- __FUNCTION__, surface, region);
++ D_DEBUG_AT (CairoDFB_Clip, "%s( surface=%p, region=%p )\n", __FUNCTION__, surface, region);
+
+ if (region) {
+ cairo_box_int_t *boxes;
+@@ -1267,15 +1370,33 @@ _cairo_directfb_surface_set_clip_region (void *abstract_surface,
+ int i;
+
+ status = _cairo_region_get_boxes (region, &n_boxes, &boxes);
+- if (status)
+- return status;
++ if (status) {
++ D_DEBUG_AT( CairoDFB_Clip, " -> status %d!\n", status );
++ return status;
++ }
++
++ if (n_boxes == 0) {
++ D_DEBUG_AT( CairoDFB_Clip, " -> EMPTY region (fully clipped)\n" );
++
++ if (surface->clips) {
++ free (surface->clips);
++ surface->clips = NULL;
++ }
++
++ surface->n_clips = -1;
++
++ return CAIRO_STATUS_SUCCESS;
++ }
++
++ D_DEBUG_AT( CairoDFB_Clip, " -> %d box%s\n", n_boxes, (n_boxes > 1) ? "es" : "" );
+
+- if (surface->n_clips != n_boxes) {
++ if (surface->n_clips < n_boxes || surface->n_clips - n_boxes > 10) {
+ if (surface->clips)
+ free (surface->clips);
+
+ surface->clips = _cairo_malloc_ab (n_boxes, sizeof(DFBRegion));
+ if (!surface->clips) {
++ D_OOM();
+ surface->n_clips = 0;
+ _cairo_region_boxes_fini (region, boxes);
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+@@ -1287,18 +1408,24 @@ _cairo_directfb_surface_set_clip_region (void *abstract_surface,
+ for (i = 0; i < n_boxes; i++) {
+ surface->clips[i].x1 = boxes[i].p1.x;
+ surface->clips[i].y1 = boxes[i].p1.y;
+- surface->clips[i].x2 = boxes[i].p2.x;
+- surface->clips[i].y2 = boxes[i].p2.y;
++ surface->clips[i].x2 = boxes[i].p2.x - 1;
++ surface->clips[i].y2 = boxes[i].p2.y - 1;
++
++ D_DEBUG_AT( CairoDFB_Clip, " = CLIP %4d,%4d-%4dx%4d [%d]\n",
++ DFB_RECTANGLE_VALS_FROM_REGION(&surface->clips[i]), i );
+ }
+
+ _cairo_region_boxes_fini (region, boxes);
+ }
+ else {
++ D_DEBUG_AT( CairoDFB_Clip, " -> NULL region (unclipped)\n" );
++
+ if (surface->clips) {
+ free (surface->clips);
+ surface->clips = NULL;
+- surface->n_clips = 0;
+ }
++
++ surface->n_clips = 0;
+ }
+
+ return CAIRO_STATUS_SUCCESS;
+@@ -1310,9 +1437,7 @@ _cairo_directfb_abstract_surface_get_extents (void *abstract_su
+ {
+ cairo_directfb_surface_t *surface = abstract_surface;
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "%s( surface=%p, rectangle=%p ).\n",
+- __FUNCTION__, surface, rectangle);
++ D_DEBUG_AT (CairoDFB_SurfExt, "%s( surface=%p, rectangle=%p )\n", __FUNCTION__, surface, rectangle);
+
+ if (rectangle) {
+ if (!surface->local) {
+@@ -1323,6 +1448,8 @@ _cairo_directfb_abstract_surface_get_extents (void *abstract_su
+ rectangle->y = 0;
+ rectangle->width = surface->width;
+ rectangle->height = surface->height;
++
++ D_DEBUG_AT (CairoDFB_SurfExt, " -> %dx%d\n", surface->width, surface->height);
+ }
+
+ return CAIRO_STATUS_SUCCESS;
+@@ -1379,21 +1506,29 @@ _directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
+ int h = 8;
+ int i;
+
++ D_DEBUG_AT (CairoDFB_Font, "%s( %p [%d] )\n", __FUNCTION__, glyphs, num_glyphs );
++
+ if (scaled_font->surface_private) {
+ cache = scaled_font->surface_private;
+ x = cache->x;
+ y = cache->y;
+ }
+-
++
++ _cairo_cache_freeze( scaled_font->glyphs );
++
+ for (i = 0; i < num_glyphs; i++) {
+ cairo_scaled_glyph_t *scaled_glyph;
+ cairo_image_surface_t *img;
+
++ D_DEBUG_AT (CairoDFB_Glyphs, " -> [%2d] = %4lu\n", i, glyphs[i].index );
++
+ ret = _cairo_scaled_glyph_lookup (scaled_font, glyphs[i].index,
+ CAIRO_SCALED_GLYPH_INFO_SURFACE,
+ &scaled_glyph);
+- if (ret)
++ if (ret) {
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return ret;
++ }
+
+ img = scaled_glyph->surface;
+ switch (img->format) {
+@@ -1402,19 +1537,26 @@ _directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
+ case CAIRO_FORMAT_ARGB32:
+ break;
+ default:
+- D_DEBUG_AT (Cairo_DirectFB,
+- "Unsupported font format %d!\n", img->format);
++ D_DEBUG_AT (CairoDFB_Glyphs,
++ " -> Unsupported font format %d!\n", img->format);
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+ }
+
+ points[n].x = _cairo_lround (glyphs[i].x - img->base.device_transform.x0);
+ points[n].y = _cairo_lround (glyphs[i].y - img->base.device_transform.y0);
+
++// D_DEBUG_AT (CairoDFB_Glyphs, " (%4d,%4d) [%2d]\n", points[n].x, points[n].y, n );
++
+ if (points[n].x >= surface->width ||
+ points[n].y >= surface->height ||
+ points[n].x+img->width <= 0 ||
+ points[n].y+img->height <= 0)
+- continue;
++ {
++ D_DEBUG_AT (CairoDFB_Glyphs,
++ " -> Unsupported font format %d!\n", img->format);
++ continue;
++ }
+
+ if (!scaled_glyph->surface_private) {
+ DFBRectangle *rect;
+@@ -1436,30 +1578,31 @@ _directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
+
+ /* Remember glyph location */
+ rect = malloc (sizeof(DFBRectangle));
+- if (!rect)
++ if (!rect) {
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
++ }
+ *rect = rects[n];
+
+ scaled_glyph->surface_private = rect;
+ chars[num_chars++] = scaled_glyph;
+
+- /*D_DEBUG_AT (Cairo_DirectFB,
+- "Glyph %lu will be loaded at (%d,%d).\n",
+- glyphs[i].index, rects[n].x, rects[n].y);*/
++ D_DEBUG_AT (CairoDFB_Glyphs, " -> loading at %4d,%2d <- rect %p, img %p, entry %p\n",
++ rects[n].x, rects[n].y, rect, scaled_glyph->surface, scaled_glyph);
+ }
+ else {
+ rects[n] = *((DFBRectangle *)scaled_glyph->surface_private);
+
+- /*D_DEBUG_AT (Cairo_DirectFB,
+- "Glyph %lu already loaded at (%d,%d).\n",
+- glyphs[i].index, rects[n].x, rects[n].y);*/
++ D_DEBUG_AT (CairoDFB_Glyphs, " -> exists at %4d,%2d\n", rects[n].x, rects[n].y);
+ }
+
+ n++;
+ }
+
+- if (!n)
++ if (!n) {
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return CAIRO_INT_STATUS_NOTHING_TO_DO;
++ }
+
+ h += y;
+ w = MAX (w, 8);
+@@ -1472,27 +1615,30 @@ _directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
+ w = MAX (w, cache->width);
+ h = MAX (h, cache->height);
+
+- D_DEBUG_AT (Cairo_DirectFB,
+- "Reallocating font cache (%dx%d).\n", w, h);
++ D_DEBUG_AT (CairoDFB_Font, " -> Reallocating font cache (%dx%d).\n", w, h);
+
+ new_cache = _directfb_allocate_font_cache (surface->dfb, w, h);
+- if (!new_cache)
++ if (!new_cache) {
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
++ }
+
+ new_cache->dfbsurface->Blit (new_cache->dfbsurface,
+ cache->dfbsurface, NULL, 0, 0);
++ new_cache->dfbsurface->ReleaseSource (new_cache->dfbsurface);
+
+ _directfb_destroy_font_cache (cache);
+ scaled_font->surface_private = cache = new_cache;
+ }
+ }
+ else {
+- D_DEBUG_AT (Cairo_DirectFB,
+- "Allocating font cache (%dx%d).\n", w, h);
++ D_DEBUG_AT (CairoDFB_Font, " -> Allocating font cache (%dx%d).\n", w, h);
+
+ cache = _directfb_allocate_font_cache (surface->dfb, w, h);
+- if (!cache)
++ if (!cache) {
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
++ }
+
+ scaled_font->surface_backend = &cairo_directfb_surface_backend;
+ scaled_font->surface_private = cache;
+@@ -1504,17 +1650,30 @@ _directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
+
+ if (cache->dfbsurface->Lock (cache->dfbsurface,
+ DSLF_WRITE, (void *)&data, &pitch))
++ {
++ _cairo_cache_thaw( scaled_font->glyphs );
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
++ }
+
++ D_DEBUG_AT (CairoDFB_Font, " => %d chars to load, cache %dx%d\n", num_chars, cache->width, cache->height);
++
+ for (i = 0; i < num_chars; i++) {
+ cairo_image_surface_t *img = chars[i]->surface;
+ DFBRectangle *rect = chars[i]->surface_private;
+ unsigned char *dst = data;
+- unsigned char *src = img->data;
++ unsigned char *src;
+ int j;
+
++ D_DEBUG_AT (CairoDFB_Glyphs, " -> loading [%2d] <- rect %p, img %p, entry %p\n", i, rect, img, chars[i]);
++
++ src = img->data;
++
++ D_DEBUG_AT (CairoDFB_Glyphs, " from %p\n", src);
++
+ dst += rect->y * pitch + (_directfb_argb_font ? (rect->x<<2) : rect->x);
+
++ D_DEBUG_AT (CairoDFB_Glyphs, " to %4d,%2d (%p)\n", rect->x, rect->y, dst);
++
+ if (img->format == CAIRO_FORMAT_A1) {
+ for (h = rect->h; h; h--) {
+ if (_directfb_argb_font) {
+@@ -1563,9 +1722,13 @@ _directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
+ cache->dfbsurface->Unlock (cache->dfbsurface);
+ }
+
++ _cairo_cache_thaw( scaled_font->glyphs );
++
+ cache->x = x;
+ cache->y = y;
+
++ D_DEBUG_AT (CairoDFB_Font, " => cache %d,%d, %p [%d]\n", x, y, cache, n);
++
+ *ret_cache = cache;
+ *ret_num = n;
+
+@@ -1577,7 +1740,7 @@ _cairo_directfb_surface_scaled_font_fini (cairo_scaled_font_t *scaled_font)
+ {
+ cairo_directfb_font_cache_t *cache = scaled_font->surface_private;
+
+- D_DEBUG_AT (Cairo_DirectFB,
++ D_DEBUG_AT (CairoDFB_Font,
+ "%s( scaled_font=%p ).\n", __FUNCTION__, scaled_font);
+
+ if (cache) {
+@@ -1590,7 +1753,7 @@ static void
+ _cairo_directfb_surface_scaled_glyph_fini (cairo_scaled_glyph_t *scaled_glyph,
+ cairo_scaled_font_t *scaled_font)
+ {
+- D_DEBUG_AT (Cairo_DirectFB,
++ D_DEBUG_AT (CairoDFB_Font,
+ "%s( scaled_glyph=%p, scaled_font=%p ).\n",
+ __FUNCTION__, scaled_glyph, scaled_font);
+
+@@ -1619,7 +1782,7 @@ _cairo_directfb_surface_show_glyphs (void *abstract_dst,
+ DFBPoint points[num_glyphs];
+ int num;
+
+- D_DEBUG_AT (Cairo_DirectFB,
++ D_DEBUG_AT (CairoDFB_Font,
+ "%s( dst=%p, op=%d, pattern=%p, glyphs=%p, num_glyphs=%d, scaled_font=%p ).\n",
+ __FUNCTION__, dst, op, pattern, glyphs, num_glyphs, scaled_font);
+
+@@ -1660,12 +1823,14 @@ _cairo_directfb_surface_show_glyphs (void *abstract_dst,
+ dst->dfbsurface->SetDstBlendFunction (dst->dfbsurface, dblend);
+ dst->dfbsurface->SetColor (dst->dfbsurface, color.r, color.g, color.b, color.a);
+
+- D_DEBUG_AT (Cairo_DirectFB, "Running BatchBlit().\n");
++ D_DEBUG_AT (CairoDFB_Font, " ===> BatchBlit()\n");
+
+ RUN_CLIPPED (dst, NULL,
+ dst->dfbsurface->BatchBlit (dst->dfbsurface,
+ cache->dfbsurface, rects, points, num));
+
++ dst->dfbsurface->ReleaseSource (dst->dfbsurface);
++
+ return CAIRO_STATUS_SUCCESS;
+ }
+ #endif /* DFB_SHOW_GLYPHS */
+@@ -1758,7 +1923,7 @@ cairo_directfb_surface_backend_init (IDirectFB *dfb)
+ cairo_directfb_surface_backend.scaled_glyph_fini = NULL;
+ cairo_directfb_surface_backend.show_glyphs = NULL;
+ #endif
+- D_DEBUG_AT (Cairo_DirectFB, "Acceleration disabled.\n");
++ D_DEBUG_AT (CairoDFB_Surface, "Acceleration disabled.\n");
+ }
+ else {
+ DFBGraphicsDeviceDescription dsc;
+@@ -1766,19 +1931,19 @@ cairo_directfb_surface_backend_init (IDirectFB *dfb)
+ dfb->GetDeviceDescription (dfb, &dsc);
+
+ #if DFB_COMPOSITE
+- if (!(dsc.acceleration_mask & DFXL_BLIT))
+- cairo_directfb_surface_backend.composite = NULL;
++// if (!(dsc.acceleration_mask & DFXL_BLIT))
++// cairo_directfb_surface_backend.composite = NULL;
+ #endif
+
+ #if DFB_COMPOSITE_TRAPEZOIDS
+- if (!(dsc.acceleration_mask & DFXL_TEXTRIANGLES))
+- cairo_directfb_surface_backend.composite_trapezoids = NULL;
++// if (!(dsc.acceleration_mask & DFXL_TEXTRIANGLES))
++// cairo_directfb_surface_backend.composite_trapezoids = NULL;
+ #endif
+ }
+
+ if (getenv ("CAIRO_DIRECTFB_ARGB_FONT")) {
+ _directfb_argb_font = 1;
+- D_DEBUG_AT (Cairo_DirectFB, "Using ARGB fonts.\n");
++ D_DEBUG_AT (CairoDFB_Surface, "Using ARGB fonts.\n");
+ }
+
+ done = 1;
projects / buildroot.git / commitdiff