1932 lines
58 KiB
C
1932 lines
58 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "cairoint.h"
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#include "cairo-directfb.h"
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#include "cairo-clip-private.h"
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#include "cairo-error-private.h"
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#include <pixman.h>
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#include <directfb.h>
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#include <direct/types.h>
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#include <direct/debug.h>
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#include <direct/memcpy.h>
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#include <direct/util.h>
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/*
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* Rectangle works fine.
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* Bugs 361377, 359553, 359243 in Gnome BTS are caused
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* by GDK/DirectFB, not by Cairo/DirectFB.
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*/
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#define DFB_RECTANGLES 1
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/*
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* Composite works fine.
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*/
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#define DFB_COMPOSITE 1
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/*
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* CompositeTrapezoids works (without antialiasing).
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*/
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#define DFB_COMPOSITE_TRAPEZOIDS 1
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/*
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* ShowGlyphs works fine.
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*/
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#define DFB_SHOW_GLYPHS 1
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#define PIXMAN_invalid (pixman_format_code_t) 0
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D_DEBUG_DOMAIN (CairoDFB_Acquire, "CairoDFB/Acquire", "Cairo DirectFB Acquire");
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D_DEBUG_DOMAIN (CairoDFB_Clip, "CairoDFB/Clip", "Cairo DirectFB Clipping");
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D_DEBUG_DOMAIN (CairoDFB_Font, "CairoDFB/Font", "Cairo DirectFB Font Rendering");
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D_DEBUG_DOMAIN (CairoDFB_Render, "CairoDFB/Render", "Cairo DirectFB Rendering");
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D_DEBUG_DOMAIN (CairoDFB_Surface, "CairoDFB/Surface", "Cairo DirectFB Surface");
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/*****************************************************************************/
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typedef struct _cairo_directfb_surface {
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cairo_surface_t base;
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pixman_format_code_t pixman_format;
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cairo_bool_t supported_destination;
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IDirectFB *dfb;
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IDirectFBSurface *dfbsurface;
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IDirectFBSurface *tmpsurface;
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pixman_format_code_t tmpformat;
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int width;
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int height;
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unsigned local : 1;
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unsigned blit_premultiplied : 1;
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} cairo_directfb_surface_t;
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typedef struct _cairo_directfb_font_cache {
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IDirectFB *dfb;
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IDirectFBSurface *dfbsurface;
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int width;
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int height;
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/* coordinates within the surface
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* of the last loaded glyph */
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int x;
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int y;
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} cairo_directfb_font_cache_t;
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static cairo_surface_backend_t _cairo_directfb_surface_backend;
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/*****************************************************************************/
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static int _directfb_argb_font = 0;
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/*****************************************************************************/
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#define RUN_CLIPPED(surface, clip_region, clip, func) {\
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if ((clip_region) != NULL) {\
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int n_clips = cairo_region_num_rectangles (clip_region), n; \
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for (n = 0; n < n_clips; n++) {\
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if (clip) {\
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DFBRegion reg, *cli = (clip); \
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cairo_rectangle_int_t rect; \
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cairo_region_get_rectangle (clip_region, n, &rect); \
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reg.x1 = rect.x; \
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reg.y1 = rect.y; \
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reg.x2 = rect.x + rect.width - 1; \
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reg.y2 = rect.y + rect.height - 1; \
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if (reg.x2 < cli->x1 || reg.y2 < cli->y1 ||\
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reg.x1 > cli->x2 || reg.y1 > cli->y2)\
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continue;\
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if (reg.x1 < cli->x1)\
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reg.x1 = cli->x1;\
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if (reg.y1 < cli->y1)\
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reg.y1 = cli->y1;\
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if (reg.x2 > cli->x2)\
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reg.x2 = cli->x2;\
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if (reg.y2 > cli->y2)\
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reg.y2 = cli->y2;\
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(surface)->dfbsurface->SetClip ((surface)->dfbsurface, ®);\
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} else {\
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DFBRegion reg; \
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cairo_rectangle_int_t rect; \
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cairo_region_get_rectangle (clip_region, n, &rect); \
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reg.x1 = rect.x; \
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reg.y1 = rect.y; \
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reg.x2 = rect.x + rect.width - 1; \
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reg.y2 = rect.y + rect.height - 1; \
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(surface)->dfbsurface->SetClip ((surface)->dfbsurface, ®); \
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}\
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func;\
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}\
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} else {\
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(surface)->dfbsurface->SetClip ((surface)->dfbsurface, clip);\
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func;\
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}\
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}
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#define TRANSFORM_POINT2X(m, x, y, ret_x, ret_y) do { \
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double _x = (x); \
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double _y = (y); \
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(ret_x) = (_x * (m).xx + (m).x0); \
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(ret_y) = (_y * (m).yy + (m).y0); \
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} while (0)
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#define TRANSFORM_POINT3X(m, x, y, ret_x, ret_y) do { \
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double _x = (x); \
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double _y = (y); \
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(ret_x) = (_x * (m).xx + _y * (m).xy + (m).x0); \
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(ret_y) = (_x * (m).yx + _y * (m).yy + (m).y0); \
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} while (0)
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/* XXX: A1 has a different bits ordering in cairo.
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* Probably we should drop it.
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*/
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static cairo_content_t
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_directfb_format_to_content (DFBSurfacePixelFormat format)
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{
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if (DFB_PIXELFORMAT_HAS_ALPHA (format)) {
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if (DFB_COLOR_BITS_PER_PIXEL (format))
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return CAIRO_CONTENT_COLOR_ALPHA;
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return CAIRO_CONTENT_ALPHA;
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}
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return CAIRO_CONTENT_COLOR;
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}
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static inline DFBSurfacePixelFormat
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_cairo_to_directfb_format (cairo_format_t format)
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{
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switch (format) {
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case CAIRO_FORMAT_RGB24:
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return DSPF_RGB32;
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case CAIRO_FORMAT_ARGB32:
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return DSPF_ARGB;
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case CAIRO_FORMAT_A8:
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return DSPF_A8;
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case CAIRO_FORMAT_A1:
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return DSPF_A1;
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default:
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break;
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}
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return -1;
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}
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static inline pixman_format_code_t
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_directfb_to_pixman_format (DFBSurfacePixelFormat format)
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{
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switch (format) {
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case DSPF_UNKNOWN: return PIXMAN_invalid;
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case DSPF_ARGB1555: return PIXMAN_a1r5g5b5;
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case DSPF_RGB16: return PIXMAN_r5g6b5;
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case DSPF_RGB24: return PIXMAN_r8g8b8;
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case DSPF_RGB32: return PIXMAN_x8r8g8b8;
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case DSPF_ARGB: return PIXMAN_a8r8g8b8;
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case DSPF_A8: return PIXMAN_a8;
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case DSPF_YUY2: return PIXMAN_yuy2;
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case DSPF_RGB332: return PIXMAN_r3g3b2;
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case DSPF_UYVY: return PIXMAN_invalid;
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case DSPF_I420: return PIXMAN_invalid;
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case DSPF_YV12: return PIXMAN_yv12;
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case DSPF_LUT8: return PIXMAN_invalid;
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case DSPF_ALUT44: return PIXMAN_invalid;
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case DSPF_AiRGB: return PIXMAN_invalid;
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case DSPF_A1: return PIXMAN_a1; /* bit reversed, oops */
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case DSPF_NV12: return PIXMAN_invalid;
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case DSPF_NV16: return PIXMAN_invalid;
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case DSPF_ARGB2554: return PIXMAN_invalid;
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case DSPF_ARGB4444: return PIXMAN_a4r4g4b4;
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case DSPF_NV21: return PIXMAN_invalid;
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case DSPF_AYUV: return PIXMAN_invalid;
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case DSPF_A4: return PIXMAN_a4;
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case DSPF_ARGB1666: return PIXMAN_invalid;
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case DSPF_ARGB6666: return PIXMAN_invalid;
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case DSPF_RGB18: return PIXMAN_invalid;
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case DSPF_LUT2: return PIXMAN_invalid;
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case DSPF_RGB444: return PIXMAN_x4r4g4b4;
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case DSPF_RGB555: return PIXMAN_x1r5g5b5;
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#if DFB_NUM_PIXELFORMATS >= 29
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case DSPF_BGR555: return PIXMAN_x1b5g5r5;
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#endif
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}
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return PIXMAN_invalid;
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}
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static inline DFBSurfacePixelFormat
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_directfb_from_pixman_format (pixman_format_code_t format)
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{
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switch ((int) format) {
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case PIXMAN_a1r5g5b5: return DSPF_ARGB1555;
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case PIXMAN_r5g6b5: return DSPF_RGB16;
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case PIXMAN_r8g8b8: return DSPF_RGB24;
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case PIXMAN_x8r8g8b8: return DSPF_RGB32;
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case PIXMAN_a8r8g8b8: return DSPF_ARGB;
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case PIXMAN_a8: return DSPF_A8;
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case PIXMAN_yuy2: return DSPF_YUY2;
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case PIXMAN_r3g3b2: return DSPF_RGB332;
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case PIXMAN_yv12: return DSPF_YV12;
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case PIXMAN_a1: return DSPF_A1; /* bit reversed, oops */
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case PIXMAN_a4r4g4b4: return DSPF_ARGB4444;
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case PIXMAN_a4: return DSPF_A4;
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case PIXMAN_x4r4g4b4: return DSPF_RGB444;
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case PIXMAN_x1r5g5b5: return DSPF_RGB555;
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#if DFB_NUM_PIXELFORMATS >= 29
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case PIXMAN_x1b5g5r5: return DSPF_BGR555;
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#endif
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default: return 0;
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}
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}
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static cairo_bool_t
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_directfb_get_operator (cairo_operator_t operator,
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DFBSurfaceBlendFunction *ret_srcblend,
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DFBSurfaceBlendFunction *ret_dstblend)
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{
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DFBSurfaceBlendFunction srcblend = DSBF_ONE;
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DFBSurfaceBlendFunction dstblend = DSBF_ZERO;
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switch (operator) {
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case CAIRO_OPERATOR_CLEAR:
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srcblend = DSBF_ZERO;
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dstblend = DSBF_ZERO;
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break;
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case CAIRO_OPERATOR_SOURCE:
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srcblend = DSBF_ONE;
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dstblend = DSBF_ZERO;
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break;
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case CAIRO_OPERATOR_OVER:
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srcblend = DSBF_ONE;
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dstblend = DSBF_INVSRCALPHA;
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break;
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case CAIRO_OPERATOR_IN:
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srcblend = DSBF_DESTALPHA;
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dstblend = DSBF_ZERO;
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break;
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case CAIRO_OPERATOR_OUT:
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srcblend = DSBF_INVDESTALPHA;
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dstblend = DSBF_ZERO;
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break;
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case CAIRO_OPERATOR_ATOP:
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srcblend = DSBF_DESTALPHA;
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dstblend = DSBF_INVSRCALPHA;
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break;
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case CAIRO_OPERATOR_DEST:
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srcblend = DSBF_ZERO;
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dstblend = DSBF_ONE;
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break;
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case CAIRO_OPERATOR_DEST_OVER:
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srcblend = DSBF_INVDESTALPHA;
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dstblend = DSBF_ONE;
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break;
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case CAIRO_OPERATOR_DEST_IN:
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srcblend = DSBF_ZERO;
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dstblend = DSBF_SRCALPHA;
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break;
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case CAIRO_OPERATOR_DEST_OUT:
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srcblend = DSBF_ZERO;
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dstblend = DSBF_INVSRCALPHA;
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break;
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case CAIRO_OPERATOR_DEST_ATOP:
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srcblend = DSBF_INVDESTALPHA;
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dstblend = DSBF_SRCALPHA;
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break;
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case CAIRO_OPERATOR_XOR:
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srcblend = DSBF_INVDESTALPHA;
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dstblend = DSBF_INVSRCALPHA;
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break;
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case CAIRO_OPERATOR_ADD:
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srcblend = DSBF_ONE;
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dstblend = DSBF_ONE;
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break;
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case CAIRO_OPERATOR_SATURATE:
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/* XXX This does not work. */
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#if 0
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srcblend = DSBF_SRCALPHASAT;
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dstblend = DSBF_ONE;
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break;
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#endif
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case CAIRO_OPERATOR_MULTIPLY:
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case CAIRO_OPERATOR_SCREEN:
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case CAIRO_OPERATOR_OVERLAY:
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case CAIRO_OPERATOR_DARKEN:
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case CAIRO_OPERATOR_LIGHTEN:
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case CAIRO_OPERATOR_COLOR_DODGE:
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case CAIRO_OPERATOR_COLOR_BURN:
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case CAIRO_OPERATOR_HARD_LIGHT:
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case CAIRO_OPERATOR_SOFT_LIGHT:
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case CAIRO_OPERATOR_DIFFERENCE:
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case CAIRO_OPERATOR_EXCLUSION:
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case CAIRO_OPERATOR_HSL_HUE:
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case CAIRO_OPERATOR_HSL_SATURATION:
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case CAIRO_OPERATOR_HSL_COLOR:
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case CAIRO_OPERATOR_HSL_LUMINOSITY:
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default:
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return FALSE;
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}
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*ret_srcblend = srcblend;
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*ret_dstblend = dstblend;
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return TRUE;
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}
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static cairo_status_t
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_directfb_buffer_surface_create (IDirectFB *dfb,
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DFBSurfacePixelFormat format,
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int width,
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int height,
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IDirectFBSurface **out)
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{
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IDirectFBSurface *buffer;
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DFBSurfaceDescription dsc;
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DFBResult ret;
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dsc.flags = DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT;
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dsc.caps = DSCAPS_PREMULTIPLIED;
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dsc.width = width;
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dsc.height = height;
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dsc.pixelformat = format;
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ret = dfb->CreateSurface (dfb, &dsc, &buffer);
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if (ret) {
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DirectFBError ("IDirectFB::CreateSurface()", ret);
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return _cairo_error (CAIRO_STATUS_NO_MEMORY);
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}
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*out = buffer;
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return CAIRO_STATUS_SUCCESS;
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}
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static cairo_status_t
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_directfb_acquire_surface (cairo_directfb_surface_t *surface,
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cairo_rectangle_int_t *intrest_rec,
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cairo_image_surface_t **image_out,
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cairo_rectangle_int_t *image_rect_out,
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void **image_extra,
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DFBSurfaceLockFlags lock_flags)
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{
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IDirectFBSurface *buffer = NULL;
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DFBRectangle source_rect;
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cairo_surface_t *image;
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pixman_image_t *pixman_image;
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pixman_format_code_t pixman_format;
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cairo_status_t status;
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void *data;
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int pitch;
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if (surface->pixman_format == PIXMAN_invalid) {
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if (intrest_rec != NULL) {
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source_rect.x = intrest_rec->x;
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source_rect.y = intrest_rec->y;
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source_rect.w = intrest_rec->width;
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source_rect.h = intrest_rec->height;
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} else {
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source_rect.x = 0;
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source_rect.y = 0;
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surface->dfbsurface->GetSize (surface->dfbsurface,
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&source_rect.w, &source_rect.h);
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}
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if (surface->tmpsurface != NULL) {
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int w, h;
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surface->tmpsurface->GetSize (surface->tmpsurface, &w, &h);
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if (w < source_rect.w || h < source_rect.h) {
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surface->tmpsurface->Release (surface->tmpsurface);
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surface->tmpsurface = NULL;
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surface->tmpformat = PIXMAN_invalid;
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}
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}
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if (surface->tmpsurface == NULL) {
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DFBSurfacePixelFormat format;
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D_DEBUG_AT (CairoDFB_Acquire, "Allocating buffer for surface %p.\n", surface);
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format = _cairo_to_directfb_format (_cairo_format_from_content (surface->base.content));
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status =
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_directfb_buffer_surface_create (surface->dfb, format,
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source_rect.w, source_rect.h,
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&surface->tmpsurface);
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if (unlikely (status))
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goto ERROR;
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surface->tmpformat = _directfb_to_pixman_format (format);
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}
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buffer = surface->tmpsurface;
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pixman_format = surface->tmpformat;
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/* surface->dfbsurface->GetCapabilities (surface->dfbsurface, &caps);
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DFBSurfaceCapabilities caps;
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if (caps & DSCAPS_FLIPPING) {
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DFBRegion region = { .x1 = source_rect.x, .y1 = source_rect.y,
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.x2 = source_rect.x + source_rect.w - 1,
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.y2 = source_rect.y + source_rect.h - 1 };
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surface->dfbsurface->Flip (surface->dfbsurface, ®ion, DSFLIP_BLIT);
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} */
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buffer->Blit (buffer, surface->dfbsurface, &source_rect, 0, 0);
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} else {
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/*might be a subsurface get the offset*/
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surface->dfbsurface->GetVisibleRectangle (surface->dfbsurface, &source_rect);
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pixman_format = surface->pixman_format;
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buffer = surface->dfbsurface;
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}
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if (buffer->Lock (buffer, lock_flags, &data, &pitch)) {
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D_DEBUG_AT (CairoDFB_Acquire, "Couldn't lock surface!\n");
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status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
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goto ERROR;
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}
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pixman_image = pixman_image_create_bits (pixman_format,
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source_rect.w, source_rect.h,
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data, pitch);
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if (pixman_image == NULL) {
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status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
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goto ERROR;
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}
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image = _cairo_image_surface_create_for_pixman_image (pixman_image,
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pixman_format);
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status = image->status;
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if (status)
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goto ERROR;
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if (image_rect_out) {
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image_rect_out->x = source_rect.x;
|
|
image_rect_out->y = source_rect.y;
|
|
image_rect_out->width = source_rect.w;
|
|
image_rect_out->height = source_rect.h;
|
|
} else {
|
|
/* lock for read */
|
|
/* might be a subsurface */
|
|
if (buffer == surface->dfbsurface) {
|
|
cairo_surface_set_device_offset (image,
|
|
source_rect.x, source_rect.y);
|
|
}
|
|
}
|
|
|
|
*image_extra = buffer;
|
|
*image_out = (cairo_image_surface_t *) image;
|
|
return CAIRO_STATUS_SUCCESS;
|
|
|
|
ERROR:
|
|
if (buffer) {
|
|
buffer->Unlock (buffer);
|
|
if (buffer != surface->dfbsurface)
|
|
buffer->Release (buffer);
|
|
}
|
|
return status;
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
_cairo_directfb_surface_create_internal (IDirectFB *dfb,
|
|
DFBSurfacePixelFormat format,
|
|
cairo_content_t content,
|
|
int width,
|
|
int height)
|
|
{
|
|
cairo_directfb_surface_t *surface;
|
|
cairo_status_t status;
|
|
|
|
surface = calloc (1, sizeof (cairo_directfb_surface_t));
|
|
if (unlikely (surface == NULL))
|
|
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
|
|
|
|
surface->dfb = dfb;
|
|
|
|
if (width < 8 || height < 8) {
|
|
IDirectFBSurface *tmp;
|
|
DFBRectangle rect = { .x=0, .y=0, .w=width, .h=height };
|
|
|
|
/* Some cards (e.g. Matrox) don't support surfaces smaller than 8x8 */
|
|
status = _directfb_buffer_surface_create (dfb, format,
|
|
MAX (width, 8), MAX (height, 8),
|
|
&tmp);
|
|
if (status) {
|
|
free (surface);
|
|
return _cairo_surface_create_in_error (status);
|
|
}
|
|
|
|
tmp->GetSubSurface (tmp, &rect, &surface->dfbsurface);
|
|
tmp->Release (tmp);
|
|
} else {
|
|
status = _directfb_buffer_surface_create (dfb, format,
|
|
width, height,
|
|
&surface->dfbsurface);
|
|
if (status) {
|
|
free (surface);
|
|
return _cairo_surface_create_in_error (status);
|
|
}
|
|
}
|
|
|
|
_cairo_surface_init (&surface->base,
|
|
&_cairo_directfb_surface_backend,
|
|
NULL, /* device */
|
|
content);
|
|
surface->pixman_format = _directfb_to_pixman_format (format);
|
|
surface->supported_destination = pixman_format_supported_destination (surface->pixman_format);
|
|
|
|
surface->width = width;
|
|
surface->height = height;
|
|
surface->local = TRUE;
|
|
surface->blit_premultiplied = TRUE;
|
|
|
|
return &surface->base;
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
_cairo_directfb_surface_create_similar (void *abstract_src,
|
|
cairo_content_t content,
|
|
int width,
|
|
int height)
|
|
{
|
|
cairo_directfb_surface_t *other = abstract_src;
|
|
DFBSurfacePixelFormat format;
|
|
|
|
D_DEBUG_AT (CairoDFB_Surface,
|
|
"%s( src=%p, content=0x%x, width=%d, height=%d).\n",
|
|
__FUNCTION__, other, content, width, height);
|
|
|
|
width = (width <= 0) ? 1 : width;
|
|
height = (height<= 0) ? 1 : height;
|
|
|
|
format = _cairo_to_directfb_format (_cairo_format_from_content (content));
|
|
return _cairo_directfb_surface_create_internal (other->dfb, format,
|
|
content, width, height);
|
|
}
|
|
|
|
static cairo_status_t
|
|
_cairo_directfb_surface_finish (void *data)
|
|
{
|
|
cairo_directfb_surface_t *surface = (cairo_directfb_surface_t *)data;
|
|
|
|
D_DEBUG_AT (CairoDFB_Surface, "%s( surface=%p ).\n", __FUNCTION__, surface);
|
|
|
|
if (surface->tmpsurface) {
|
|
surface->tmpsurface->Release (surface->tmpsurface);
|
|
surface->tmpsurface = NULL;
|
|
}
|
|
|
|
if (surface->dfbsurface) {
|
|
surface->dfbsurface->Release (surface->dfbsurface);
|
|
surface->dfbsurface = NULL;
|
|
}
|
|
|
|
if (surface->dfb)
|
|
surface->dfb = NULL;
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
|
|
static cairo_status_t
|
|
_cairo_directfb_surface_acquire_source_image (void *abstract_surface,
|
|
cairo_image_surface_t **image_out,
|
|
void **image_extra)
|
|
{
|
|
cairo_directfb_surface_t *surface = abstract_surface;
|
|
|
|
D_DEBUG_AT (CairoDFB_Acquire,
|
|
"%s( surface=%p ).\n", __FUNCTION__, surface);
|
|
|
|
return _directfb_acquire_surface (surface, NULL, image_out,
|
|
NULL, image_extra, DSLF_READ);
|
|
}
|
|
|
|
static void
|
|
_cairo_directfb_surface_release_source_image (void *abstract_surface,
|
|
cairo_image_surface_t *image,
|
|
void *image_extra)
|
|
{
|
|
IDirectFBSurface *buffer = image_extra;
|
|
|
|
D_DEBUG_AT (CairoDFB_Acquire,
|
|
"%s( release=%p ).\n", __FUNCTION__, abstract_surface);
|
|
|
|
buffer->Unlock (buffer);
|
|
|
|
cairo_surface_destroy (&image->base);
|
|
}
|
|
|
|
static cairo_status_t
|
|
_cairo_directfb_surface_acquire_dest_image (void *abstract_surface,
|
|
cairo_rectangle_int_t *interest_rect,
|
|
cairo_image_surface_t **image_out,
|
|
cairo_rectangle_int_t *image_rect_out,
|
|
void **image_extra)
|
|
{
|
|
cairo_directfb_surface_t *surface = abstract_surface;
|
|
|
|
D_DEBUG_AT (CairoDFB_Acquire,
|
|
"%s( surface=%p (%dx%d), interest_rect={ %u %u %u %u } ).\n",
|
|
__FUNCTION__, surface, surface->width, surface->height,
|
|
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);
|
|
|
|
return _directfb_acquire_surface (surface, interest_rect, image_out,
|
|
image_rect_out, image_extra,
|
|
DSLF_READ | DSLF_WRITE);
|
|
}
|
|
|
|
static void
|
|
_cairo_directfb_surface_release_dest_image (void *abstract_surface,
|
|
cairo_rectangle_int_t *interest_rect,
|
|
cairo_image_surface_t *image,
|
|
cairo_rectangle_int_t *image_rect,
|
|
void *image_extra)
|
|
{
|
|
cairo_directfb_surface_t *surface = abstract_surface;
|
|
IDirectFBSurface *buffer = image_extra;
|
|
|
|
D_DEBUG_AT (CairoDFB_Acquire,
|
|
"%s( surface=%p ).\n", __FUNCTION__, surface);
|
|
|
|
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->SetBlittingFlags (surface->dfbsurface, DSBLIT_NOFX);
|
|
surface->dfbsurface->SetClip (surface->dfbsurface, ®ion);
|
|
surface->dfbsurface->Blit (surface->dfbsurface,
|
|
buffer, NULL,
|
|
image_rect->x, image_rect->y);
|
|
}
|
|
|
|
cairo_surface_destroy (&image->base);
|
|
}
|
|
|
|
static cairo_status_t
|
|
_cairo_directfb_surface_clone_similar (void *abstract_surface,
|
|
cairo_surface_t *src,
|
|
int src_x,
|
|
int src_y,
|
|
int width,
|
|
int height,
|
|
int *clone_offset_x,
|
|
int *clone_offset_y,
|
|
cairo_surface_t **clone_out)
|
|
{
|
|
cairo_directfb_surface_t *surface = abstract_surface;
|
|
cairo_directfb_surface_t *clone;
|
|
|
|
D_DEBUG_AT (CairoDFB_Surface,
|
|
"%s( surface=%p, src=%p ).\n", __FUNCTION__, surface, src);
|
|
|
|
if (src->backend == surface->base.backend) {
|
|
*clone_offset_x = 0;
|
|
*clone_offset_y = 0;
|
|
*clone_out = cairo_surface_reference (src);
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
} else if (_cairo_surface_is_image (src)) {
|
|
cairo_image_surface_t *image_src = (cairo_image_surface_t *) src;
|
|
DFBSurfacePixelFormat format;
|
|
DFBResult ret;
|
|
pixman_image_t *pixman_image;
|
|
void *data;
|
|
int pitch;
|
|
|
|
format = _directfb_from_pixman_format (image_src->pixman_format);
|
|
if (format == 0)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
clone = (cairo_directfb_surface_t *)
|
|
_cairo_directfb_surface_create_internal (surface->dfb, format,
|
|
image_src->base.content,
|
|
width, height);
|
|
if (unlikely (clone->base.status))
|
|
return clone->base.status;
|
|
|
|
ret = clone->dfbsurface->Lock (clone->dfbsurface,
|
|
DSLF_WRITE, (void *)&data, &pitch);
|
|
if (ret) {
|
|
DirectFBError ("IDirectFBSurface::Lock()", ret);
|
|
cairo_surface_destroy (&clone->base);
|
|
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
|
|
}
|
|
|
|
pixman_image = pixman_image_create_bits (clone->pixman_format,
|
|
width, height,
|
|
data, pitch);
|
|
if (unlikely (pixman_image == NULL)) {
|
|
DirectFBError ("IDirectFBSurface::Lock()", ret);
|
|
cairo_surface_destroy (&clone->base);
|
|
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
|
|
}
|
|
|
|
pixman_image_composite32 (PIXMAN_OP_SRC,
|
|
image_src->pixman_image,
|
|
NULL,
|
|
pixman_image,
|
|
src_x, src_y,
|
|
0, 0,
|
|
0, 0,
|
|
width, height);
|
|
|
|
pixman_image_unref (pixman_image);
|
|
|
|
clone->dfbsurface->Unlock (clone->dfbsurface);
|
|
|
|
*clone_offset_x = src_x;
|
|
*clone_offset_y = src_y;
|
|
*clone_out = &clone->base;
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
}
|
|
|
|
#if DFB_COMPOSITE || DFB_COMPOSITE_TRAPEZOIDS
|
|
static cairo_int_status_t
|
|
_directfb_prepare_composite (cairo_directfb_surface_t *dst,
|
|
const cairo_pattern_t *src_pattern,
|
|
const cairo_pattern_t *mask_pattern,
|
|
cairo_operator_t op,
|
|
int *src_x, int *src_y,
|
|
int *mask_x, int *mask_y,
|
|
unsigned int width,
|
|
unsigned int height,
|
|
cairo_directfb_surface_t **ret_src,
|
|
cairo_surface_attributes_t *ret_src_attr)
|
|
{
|
|
cairo_directfb_surface_t *src;
|
|
cairo_surface_attributes_t src_attr;
|
|
cairo_status_t status;
|
|
DFBSurfaceBlittingFlags flags;
|
|
DFBSurfaceBlendFunction sblend;
|
|
DFBSurfaceBlendFunction dblend;
|
|
const cairo_color_t *color;
|
|
|
|
/* XXX Unbounded operators are not handled correctly */
|
|
if (! _cairo_operator_bounded_by_source (op))
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (! _directfb_get_operator (op, &sblend, &dblend))
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (mask_pattern) {
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
if (mask_pattern->type != CAIRO_PATTERN_TYPE_SOLID) {
|
|
const cairo_pattern_t *tmp;
|
|
int tmp_x, tmp_y;
|
|
|
|
if (src_pattern->type != CAIRO_PATTERN_TYPE_SOLID ||
|
|
sblend == DSBF_INVDESTALPHA) /* Doesn't work correctly */
|
|
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;
|
|
|
|
src_pattern = mask_pattern;
|
|
*src_x = *mask_x; *src_y = *mask_y;
|
|
|
|
mask_pattern = tmp;
|
|
*mask_x = tmp_x; *mask_y = tmp_y;
|
|
|
|
if (sblend == DSBF_ONE) {
|
|
sblend = DSBF_SRCALPHA;
|
|
/*dblend = DSBF_INVSRCALPHA;*/
|
|
}
|
|
}
|
|
|
|
color = &((cairo_solid_pattern_t *) mask_pattern)->color;
|
|
} else {
|
|
color = _cairo_stock_color (CAIRO_STOCK_WHITE);
|
|
}
|
|
|
|
status = _cairo_pattern_acquire_surface (src_pattern, &dst->base,
|
|
*src_x, *src_y, width, height,
|
|
CAIRO_PATTERN_ACQUIRE_NO_REFLECT,
|
|
(cairo_surface_t **) &src,
|
|
&src_attr);
|
|
if (status)
|
|
return status;
|
|
|
|
if (src->base.backend != &_cairo_directfb_surface_backend ||
|
|
src->dfb != dst->dfb)
|
|
{
|
|
_cairo_pattern_release_surface (src_pattern, &src->base, &src_attr);
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
}
|
|
|
|
if ((src->base.content & CAIRO_CONTENT_ALPHA) == 0) {
|
|
if (sblend == DSBF_SRCALPHA)
|
|
sblend = DSBF_ONE;
|
|
else if (sblend == DSBF_INVSRCALPHA)
|
|
sblend = DSBF_ZERO;
|
|
|
|
if (dblend == DSBF_SRCALPHA)
|
|
dblend = DSBF_ONE;
|
|
else if (dblend == DSBF_INVSRCALPHA)
|
|
dblend = DSBF_ZERO;
|
|
}
|
|
|
|
if ((dst->base.content & CAIRO_CONTENT_ALPHA) == 0) {
|
|
if (sblend == DSBF_DESTALPHA)
|
|
sblend = DSBF_ONE;
|
|
else if (sblend == DSBF_INVDESTALPHA)
|
|
sblend = DSBF_ZERO;
|
|
|
|
if (dblend == DSBF_DESTALPHA)
|
|
dblend = DSBF_ONE;
|
|
else if (dblend == DSBF_INVDESTALPHA)
|
|
dblend = DSBF_ZERO;
|
|
}
|
|
|
|
flags = (sblend == DSBF_ONE && dblend == DSBF_ZERO)
|
|
? DSBLIT_NOFX : DSBLIT_BLEND_ALPHACHANNEL;
|
|
if (! CAIRO_COLOR_IS_OPAQUE (color))
|
|
flags |= DSBLIT_BLEND_COLORALPHA;
|
|
if (! _cairo_color_equal (color, _cairo_stock_color (CAIRO_STOCK_WHITE)))
|
|
flags |= DSBLIT_COLORIZE;
|
|
|
|
dst->dfbsurface->SetBlittingFlags (dst->dfbsurface, flags);
|
|
|
|
if (flags & (DSBLIT_BLEND_ALPHACHANNEL | DSBLIT_BLEND_COLORALPHA)) {
|
|
dst->dfbsurface->SetSrcBlendFunction (dst->dfbsurface, sblend);
|
|
dst->dfbsurface->SetDstBlendFunction (dst->dfbsurface, dblend);
|
|
}
|
|
|
|
if (flags & (DSBLIT_BLEND_COLORALPHA | DSBLIT_COLORIZE)) {
|
|
if (dst->blit_premultiplied) {
|
|
dst->dfbsurface->SetColor (dst->dfbsurface,
|
|
color->red_short >> 8,
|
|
color->green_short >> 8,
|
|
color->blue_short >> 8,
|
|
color->alpha_short >> 8);
|
|
} else {
|
|
dst->dfbsurface->SetColor (dst->dfbsurface,
|
|
color->red * 0xff,
|
|
color->green * 0xff,
|
|
color->blue * 0xff,
|
|
color->alpha * 0xff);
|
|
}
|
|
}
|
|
|
|
*ret_src = src;
|
|
*ret_src_attr = src_attr;
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
|
|
static void
|
|
_directfb_finish_composite (cairo_directfb_surface_t *dst,
|
|
const cairo_pattern_t *src_pattern,
|
|
cairo_surface_t *src,
|
|
cairo_surface_attributes_t *src_attr)
|
|
{
|
|
_cairo_pattern_release_surface (src_pattern, src, src_attr);
|
|
}
|
|
#endif /* DFB_COMPOSITE || DFB_COMPOSITE_TRAPEZOIDS */
|
|
|
|
#if DFB_COMPOSITE
|
|
static DFBAccelerationMask
|
|
_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;
|
|
|
|
return DFXL_TEXTRIANGLES;
|
|
}
|
|
|
|
if (m->xx != 1 || m->yy != 1) {
|
|
if (src_attr->extend != CAIRO_EXTEND_NONE)
|
|
return DFXL_NONE;
|
|
|
|
return DFXL_STRETCHBLIT;
|
|
}
|
|
|
|
switch (src_attr->extend) {
|
|
case CAIRO_EXTEND_NONE:
|
|
case CAIRO_EXTEND_REPEAT:
|
|
if (_cairo_matrix_is_integer_translation (&src_attr->matrix,
|
|
NULL, NULL))
|
|
{
|
|
return DFXL_BLIT;
|
|
}
|
|
else
|
|
{
|
|
return DFXL_STRETCHBLIT;
|
|
}
|
|
|
|
default:
|
|
case CAIRO_EXTEND_REFLECT:
|
|
case CAIRO_EXTEND_PAD:
|
|
return DFXL_NONE;
|
|
}
|
|
}
|
|
|
|
static cairo_int_status_t
|
|
_cairo_directfb_surface_composite (cairo_operator_t op,
|
|
const cairo_pattern_t *src_pattern,
|
|
const cairo_pattern_t *mask_pattern,
|
|
void *abstract_dst,
|
|
int src_x, int src_y,
|
|
int mask_x, int mask_y,
|
|
int dst_x, int dst_y,
|
|
unsigned int width,
|
|
unsigned int height,
|
|
cairo_region_t *clip_region)
|
|
{
|
|
cairo_directfb_surface_t *dst = abstract_dst;
|
|
cairo_directfb_surface_t *src;
|
|
cairo_surface_attributes_t src_attr;
|
|
cairo_bool_t is_integer_translation;
|
|
DFBAccelerationMask accel, mask;
|
|
cairo_int_status_t status;
|
|
int tx, ty;
|
|
|
|
D_DEBUG_AT (CairoDFB_Render,
|
|
"%s( op=%d, src_pattern=%p, mask_pattern=%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",
|
|
__FUNCTION__, op, src_pattern, mask_pattern, dst,
|
|
src_x, src_y, mask_x, mask_y, dst_x, dst_y, width, height);
|
|
|
|
if (! dst->supported_destination)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
status = _directfb_prepare_composite (dst, src_pattern, mask_pattern, op,
|
|
&src_x, &src_y, &mask_x, &mask_y,
|
|
width, height, &src, &src_attr);
|
|
if (status)
|
|
return status;
|
|
|
|
accel = _directfb_categorize_operation (&src_attr);
|
|
if (accel == DFXL_NONE) {
|
|
_directfb_finish_composite (dst, src_pattern, &src->base, &src_attr);
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
}
|
|
|
|
dst->dfbsurface->GetAccelerationMask (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
&mask);
|
|
if ((mask & accel) == 0) {
|
|
D_DEBUG_AT (CairoDFB_Render, "No acceleration (%08x)!\n", accel);
|
|
if (accel != DFXL_BLIT) {
|
|
_directfb_finish_composite (dst, src_pattern, &src->base, &src_attr);
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
}
|
|
}
|
|
|
|
src_x += src_attr.x_offset;
|
|
src_y += src_attr.y_offset;
|
|
|
|
switch ((int) accel) {
|
|
case DFXL_BLIT:
|
|
{
|
|
DFBRectangle sr;
|
|
|
|
is_integer_translation =
|
|
_cairo_matrix_is_integer_translation (&src_attr.matrix,
|
|
&tx, &ty);
|
|
assert (is_integer_translation);
|
|
|
|
sr.x = src_x + tx;
|
|
sr.y = src_y + ty;
|
|
sr.w = width;
|
|
sr.h = height;
|
|
|
|
if (src_attr.extend == CAIRO_EXTEND_NONE) {
|
|
D_DEBUG_AT (CairoDFB_Render, "Running Blit().\n");
|
|
|
|
RUN_CLIPPED (dst, clip_region, NULL,
|
|
dst->dfbsurface->Blit (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
&sr, dst_x, dst_y));
|
|
} else if (src_attr.extend == CAIRO_EXTEND_REPEAT) {
|
|
DFBRegion clip;
|
|
|
|
clip.x1 = dst_x;
|
|
clip.y1 = dst_y;
|
|
clip.x2 = dst_x + width - 1;
|
|
clip.y2 = dst_y + height - 1;
|
|
|
|
D_DEBUG_AT (CairoDFB_Render, "Running TileBlit().\n");
|
|
|
|
RUN_CLIPPED (dst, clip_region, &clip,
|
|
dst->dfbsurface->TileBlit (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
&sr, dst_x, dst_y));
|
|
}
|
|
break;
|
|
}
|
|
|
|
case DFXL_STRETCHBLIT:
|
|
{
|
|
DFBRectangle sr, dr;
|
|
double x1, y1, x2, y2;
|
|
|
|
TRANSFORM_POINT2X (src_attr.matrix,
|
|
src_x, src_y, x1, y1);
|
|
TRANSFORM_POINT2X (src_attr.matrix,
|
|
src_x+width, src_y+height, x2, y2);
|
|
|
|
sr.x = floor (x1);
|
|
sr.y = floor (y1);
|
|
sr.w = ceil (x2) - sr.x;
|
|
sr.h = ceil (y2) - sr.y;
|
|
|
|
dr.x = dst_x;
|
|
dr.y = dst_y;
|
|
dr.w = width;
|
|
dr.h = height;
|
|
|
|
D_DEBUG_AT (CairoDFB_Render, "Running StretchBlit().\n");
|
|
|
|
RUN_CLIPPED (dst, clip_region, NULL,
|
|
dst->dfbsurface->StretchBlit (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
&sr, &dr));
|
|
break;
|
|
}
|
|
|
|
case DFXL_TEXTRIANGLES:
|
|
{
|
|
DFBRegion clip;
|
|
DFBVertex v[4];
|
|
float x1, y1, x2, y2;
|
|
int w, h;
|
|
|
|
status = cairo_matrix_invert (&src_attr.matrix);
|
|
/* guaranteed by cairo_pattern_set_matrix (); */
|
|
assert (status == CAIRO_STATUS_SUCCESS);
|
|
|
|
x1 = src_x;
|
|
y1 = src_y;
|
|
x2 = width + x1;
|
|
y2 = height + y1;
|
|
|
|
src->dfbsurface->GetSize (src->dfbsurface, &w, &h);
|
|
|
|
TRANSFORM_POINT3X (src_attr.matrix, x1, y1, v[0].x, v[0].y);
|
|
v[0].z = 0;
|
|
v[0].w = 1;
|
|
v[0].s = x1 / w;
|
|
v[0].t = y1 / h;
|
|
|
|
TRANSFORM_POINT3X (src_attr.matrix, x2, y1, v[1].x, v[1].y);
|
|
v[1].z = 0;
|
|
v[1].w = 1;
|
|
v[1].s = x2 / w;
|
|
v[1].t = y1 / h;
|
|
|
|
TRANSFORM_POINT3X (src_attr.matrix, x2, y2, v[2].x, v[2].y);
|
|
v[2].z = 0;
|
|
v[2].w = 1;
|
|
v[2].s = x2 / w;
|
|
v[2].t = y2 / h;
|
|
|
|
TRANSFORM_POINT3X (src_attr.matrix, x1, y2, v[3].x, v[3].y);
|
|
v[3].z = 0;
|
|
v[3].w = 1;
|
|
v[3].s = x1 / w;
|
|
v[3].t = y2 / h;
|
|
|
|
clip.x1 = dst_x;
|
|
clip.y1 = dst_y;
|
|
clip.x2 = dst_x + width - 1;
|
|
clip.y2 = dst_y + height - 1;
|
|
|
|
D_DEBUG_AT (CairoDFB_Render, "Running TextureTriangles().\n");
|
|
|
|
RUN_CLIPPED (dst, clip_region, &clip,
|
|
dst->dfbsurface->TextureTriangles (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
v, NULL,
|
|
4, DTTF_FAN));
|
|
break;
|
|
}
|
|
|
|
default:
|
|
D_BUG ("Unexpected operation");
|
|
break;
|
|
}
|
|
|
|
_directfb_finish_composite (dst, src_pattern, &src->base, &src_attr);
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
#endif /* DFB_COMPOSITE */
|
|
|
|
#if DFB_RECTANGLES
|
|
static cairo_int_status_t
|
|
_cairo_directfb_surface_fill_rectangles (void *abstract_surface,
|
|
cairo_operator_t op,
|
|
const cairo_color_t *color,
|
|
cairo_rectangle_int_t *rects,
|
|
int n_rects)
|
|
{
|
|
cairo_directfb_surface_t *dst = abstract_surface;
|
|
DFBSurfaceDrawingFlags flags;
|
|
DFBSurfaceBlendFunction sblend;
|
|
DFBSurfaceBlendFunction dblend;
|
|
DFBRectangle r[n_rects];
|
|
int i;
|
|
|
|
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 (! dst->supported_destination)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (! _directfb_get_operator (op, &sblend, &dblend))
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (CAIRO_COLOR_IS_OPAQUE (color)) {
|
|
if (sblend == DSBF_SRCALPHA)
|
|
sblend = DSBF_ONE;
|
|
else if (sblend == DSBF_INVSRCALPHA)
|
|
sblend = DSBF_ZERO;
|
|
|
|
if (dblend == DSBF_SRCALPHA)
|
|
dblend = DSBF_ONE;
|
|
else if (dblend == DSBF_INVSRCALPHA)
|
|
dblend = DSBF_ZERO;
|
|
}
|
|
if ((dst->base.content & CAIRO_CONTENT_ALPHA) == 0) {
|
|
if (sblend == DSBF_DESTALPHA)
|
|
sblend = DSBF_ONE;
|
|
else if (sblend == DSBF_INVDESTALPHA)
|
|
sblend = DSBF_ZERO;
|
|
|
|
if (dblend == DSBF_DESTALPHA)
|
|
dblend = DSBF_ONE;
|
|
else if (dblend == DSBF_INVDESTALPHA)
|
|
dblend = DSBF_ZERO;
|
|
}
|
|
|
|
flags = (sblend == DSBF_ONE && dblend == DSBF_ZERO) ? DSDRAW_NOFX : DSDRAW_BLEND;
|
|
dst->dfbsurface->SetDrawingFlags (dst->dfbsurface, flags);
|
|
if (flags & DSDRAW_BLEND) {
|
|
dst->dfbsurface->SetSrcBlendFunction (dst->dfbsurface, sblend);
|
|
dst->dfbsurface->SetDstBlendFunction (dst->dfbsurface, dblend);
|
|
}
|
|
|
|
dst->dfbsurface->SetColor (dst->dfbsurface,
|
|
color->red_short >> 8,
|
|
color->green_short >> 8,
|
|
color->blue_short >> 8,
|
|
color->alpha_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;
|
|
}
|
|
|
|
RUN_CLIPPED (dst, NULL, NULL,
|
|
dst->dfbsurface->FillRectangles (dst->dfbsurface, r, n_rects));
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
#endif
|
|
|
|
#if DFB_COMPOSITE_TRAPEZOIDS
|
|
static cairo_int_status_t
|
|
_cairo_directfb_surface_composite_trapezoids (cairo_operator_t op,
|
|
const cairo_pattern_t *pattern,
|
|
void *abstract_dst,
|
|
cairo_antialias_t antialias,
|
|
int src_x, int src_y,
|
|
int dst_x, int dst_y,
|
|
unsigned int width,
|
|
unsigned int height,
|
|
cairo_trapezoid_t *traps,
|
|
int num_traps,
|
|
cairo_region_t *clip_region)
|
|
{
|
|
cairo_directfb_surface_t *dst = abstract_dst;
|
|
cairo_directfb_surface_t *src;
|
|
cairo_surface_attributes_t src_attr;
|
|
cairo_status_t status;
|
|
DFBAccelerationMask accel;
|
|
|
|
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",
|
|
__FUNCTION__, op, pattern, dst, antialias,
|
|
src_x, src_y, dst_x, dst_y, width, height, traps, num_traps);
|
|
|
|
if (! dst->supported_destination)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (antialias != CAIRO_ANTIALIAS_NONE)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
/* Textures are not supported yet. */
|
|
if (pattern->type != CAIRO_PATTERN_TYPE_SOLID)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
status = _directfb_prepare_composite (dst, pattern, NULL, op,
|
|
&src_x, &src_y, NULL, NULL,
|
|
width, height, &src, &src_attr);
|
|
if (status)
|
|
return status;
|
|
|
|
dst->dfbsurface->GetAccelerationMask (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
&accel);
|
|
|
|
status = CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (accel & DFXL_TEXTRIANGLES) {
|
|
DFBVertex vertex[6*num_traps];
|
|
DFBVertex *v = &vertex[0];
|
|
int n = 0;
|
|
|
|
#define ADD_TRI_V(V, X, Y) do { \
|
|
(V)->x = (X); (V)->y = (Y); (V)->w = 1; (V)->z = (V)->s = (V)->t = 0; \
|
|
} while (0)
|
|
#define ADD_TRI(id, x1, y1, x2, y2, x3, y3) do {\
|
|
const int p = (id)*3;\
|
|
ADD_TRI_V (v+p+0, x1, y1); \
|
|
ADD_TRI_V (v+p+1, x2, y2); \
|
|
ADD_TRI_V (v+p+2, x3, y3); \
|
|
} while (0)
|
|
while (num_traps--) {
|
|
double lx1, ly1, lx2, ly2;
|
|
double rx1, ry1, rx2, ry2;
|
|
|
|
lx1 = _cairo_fixed_to_double (traps->left.p1.x);
|
|
ly1 = _cairo_fixed_to_double (traps->left.p1.y);
|
|
lx2 = _cairo_fixed_to_double (traps->left.p2.x);
|
|
ly2 = _cairo_fixed_to_double (traps->left.p2.y);
|
|
rx1 = _cairo_fixed_to_double (traps->right.p1.x);
|
|
ry1 = _cairo_fixed_to_double (traps->right.p1.y);
|
|
rx2 = _cairo_fixed_to_double (traps->right.p2.x);
|
|
ry2 = _cairo_fixed_to_double (traps->right.p2.y);
|
|
|
|
if (traps->left.p1.y < traps->top) {
|
|
double y = _cairo_fixed_to_double (traps->top);
|
|
if (lx2 != lx1)
|
|
lx1 = (y - ly1) * (lx2 - lx1) / (ly2 - ly1) + lx1;
|
|
ly1 = y;
|
|
}
|
|
if (traps->left.p2.y > traps->bottom) {
|
|
double y = _cairo_fixed_to_double (traps->bottom);
|
|
if (lx2 != lx1)
|
|
lx2 = (y - ly1) * (lx2 - lx1) / (ly2 - ly1) + lx1;
|
|
ly2 = y;
|
|
}
|
|
|
|
if (traps->right.p1.y < traps->top) {
|
|
double y = _cairo_fixed_to_double (traps->top);
|
|
if (rx2 != rx1)
|
|
rx1 = (y - ry1) * (rx2 - rx1) / (ry2 - ry1) + rx1;
|
|
ry1 = y;
|
|
}
|
|
if (traps->right.p2.y > traps->bottom) {
|
|
double y = _cairo_fixed_to_double (traps->bottom);
|
|
if (rx2 != rx1)
|
|
rx2 = (y - ry1) * (rx2 - rx1) / (ry2 - ry1) + rx1;
|
|
ry2 = y;
|
|
}
|
|
|
|
if (lx1 == rx1 && ly1 == ry1) {
|
|
ADD_TRI (0, lx2, ly2, lx1, ly1, rx2, ry2);
|
|
v += 3;
|
|
n += 3;
|
|
} else if (lx2 == rx2 && ly2 == ry2) {
|
|
ADD_TRI (0, lx1, ly1, lx2, ly2, rx1, ry1);
|
|
v += 3;
|
|
n += 3;
|
|
} else {
|
|
ADD_TRI (0, lx1, ly1, rx1, ry1, lx2, ly2);
|
|
ADD_TRI (1, lx2, ly2, rx1, ry1, rx2, ry2);
|
|
v += 6;
|
|
n += 6;
|
|
}
|
|
|
|
traps++;
|
|
}
|
|
#undef ADD_TRI
|
|
#undef ADD_TRI_V
|
|
|
|
D_DEBUG_AT (CairoDFB_Render, "Running TextureTriangles().\n");
|
|
|
|
RUN_CLIPPED (dst, clip_region, NULL,
|
|
dst->dfbsurface->TextureTriangles (dst->dfbsurface,
|
|
src->dfbsurface,
|
|
vertex, NULL, n,
|
|
DTTF_LIST));
|
|
|
|
status = CAIRO_STATUS_SUCCESS;
|
|
}
|
|
|
|
_directfb_finish_composite (dst, pattern, &src->base, &src_attr);
|
|
|
|
return status;
|
|
}
|
|
#endif /* DFB_COMPOSITE_TRAPEZOIDS */
|
|
|
|
static cairo_bool_t
|
|
_cairo_directfb_abstract_surface_get_extents (void *abstract_surface,
|
|
cairo_rectangle_int_t *rectangle)
|
|
{
|
|
cairo_directfb_surface_t *surface = abstract_surface;
|
|
|
|
D_DEBUG_AT (CairoDFB_Surface,
|
|
"%s( surface=%p, rectangle=%p ).\n",
|
|
__FUNCTION__, surface, rectangle);
|
|
|
|
if (!surface->local) {
|
|
surface->dfbsurface->GetSize (surface->dfbsurface,
|
|
&surface->width, &surface->height);
|
|
}
|
|
|
|
rectangle->x = 0;
|
|
rectangle->y = 0;
|
|
rectangle->width = surface->width;
|
|
rectangle->height = surface->height;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#if DFB_SHOW_GLYPHS
|
|
static cairo_status_t
|
|
_directfb_allocate_font_cache (IDirectFB *dfb,
|
|
int width, int height,
|
|
cairo_directfb_font_cache_t **out)
|
|
{
|
|
cairo_directfb_font_cache_t *cache;
|
|
cairo_status_t status;
|
|
|
|
cache = calloc (1, sizeof (cairo_directfb_font_cache_t));
|
|
if (cache == NULL)
|
|
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
|
|
|
|
cache->dfb = dfb;
|
|
status = _directfb_buffer_surface_create (dfb,
|
|
_directfb_argb_font ? DSPF_ARGB : DSPF_A8,
|
|
width, height,
|
|
&cache->dfbsurface);
|
|
if (status) {
|
|
free (cache);
|
|
return status;
|
|
}
|
|
|
|
cache->width = width;
|
|
cache->height = height;
|
|
*out = cache;
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
|
|
static void
|
|
_directfb_destroy_font_cache (cairo_directfb_font_cache_t *cache)
|
|
{
|
|
cache->dfbsurface->Release (cache->dfbsurface);
|
|
free (cache);
|
|
}
|
|
|
|
/* XXX hook into rtree font cache from drm */
|
|
static cairo_status_t
|
|
_directfb_acquire_font_cache (cairo_directfb_surface_t *surface,
|
|
cairo_scaled_font_t *scaled_font,
|
|
const cairo_glyph_t *glyphs,
|
|
int num_glyphs,
|
|
cairo_directfb_font_cache_t **ret_cache,
|
|
DFBRectangle *rects,
|
|
DFBPoint *points,
|
|
int *ret_num)
|
|
{
|
|
cairo_status_t status;
|
|
cairo_scaled_glyph_t *chars[num_glyphs];
|
|
int num_chars = 0;
|
|
cairo_directfb_font_cache_t *cache = NULL;
|
|
int n = 0;
|
|
int x = 0;
|
|
int y = 0;
|
|
int w = 8;
|
|
int h = 8;
|
|
int i;
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, "%s( %p [%d] )\n", __FUNCTION__, glyphs, num_glyphs );
|
|
|
|
_cairo_scaled_font_freeze_cache (scaled_font);
|
|
|
|
if (scaled_font->surface_private) {
|
|
cache = scaled_font->surface_private;
|
|
x = cache->x;
|
|
y = cache->y;
|
|
}
|
|
|
|
for (i = 0; i < num_glyphs; i++) {
|
|
cairo_scaled_glyph_t *scaled_glyph;
|
|
cairo_image_surface_t *img;
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, " -> [%2d] = %4lu\n", i, glyphs[i].index );
|
|
|
|
status = _cairo_scaled_glyph_lookup (scaled_font, glyphs[i].index,
|
|
CAIRO_SCALED_GLYPH_INFO_SURFACE,
|
|
&scaled_glyph);
|
|
if (status) {
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
return status;
|
|
}
|
|
|
|
img = scaled_glyph->surface;
|
|
switch (img->format) {
|
|
case CAIRO_FORMAT_A1:
|
|
case CAIRO_FORMAT_A8:
|
|
case CAIRO_FORMAT_ARGB32:
|
|
break;
|
|
case CAIRO_FORMAT_RGB24:
|
|
default:
|
|
D_DEBUG_AT (CairoDFB_Font,
|
|
" -> Unsupported font format %d!\n", img->format);
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
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_Font, " (%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;
|
|
}
|
|
|
|
if (scaled_glyph->surface_private == NULL) {
|
|
DFBRectangle *rect;
|
|
|
|
if (x+img->width > 2048) {
|
|
x = 0;
|
|
y = h;
|
|
h = 0;
|
|
}
|
|
|
|
rects[n].x = x;
|
|
rects[n].y = y;
|
|
rects[n].w = img->width;
|
|
rects[n].h = img->height;
|
|
|
|
x += img->width;
|
|
h = MAX (h, img->height);
|
|
w = MAX (w, x);
|
|
|
|
/* Remember glyph location */
|
|
rect = malloc (sizeof (DFBRectangle));
|
|
if (rect == NULL) {
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
|
|
}
|
|
*rect = rects[n];
|
|
|
|
scaled_glyph->surface_private = rect;
|
|
chars[num_chars++] = scaled_glyph;
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, " -> 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 (CairoDFB_Font, " -> exists at %4d,%2d\n", rects[n].x, rects[n].y);
|
|
}
|
|
|
|
n++;
|
|
}
|
|
|
|
if (n == 0) {
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
return CAIRO_INT_STATUS_NOTHING_TO_DO;
|
|
}
|
|
|
|
h += y;
|
|
w = MAX (w, 8);
|
|
h = MAX (h, 8);
|
|
|
|
/* XXX query maximum surface size */
|
|
if (w > 2048 || h > 2048) {
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
}
|
|
|
|
if (cache) {
|
|
if (cache->width < w || cache->height < h) {
|
|
cairo_directfb_font_cache_t *new_cache;
|
|
|
|
w = MAX (w, cache->width);
|
|
h = MAX (h, cache->height);
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, " -> Reallocating font cache (%dx%d).\n", w, h);
|
|
|
|
status = _directfb_allocate_font_cache (surface->dfb,
|
|
w, h,
|
|
&new_cache);
|
|
if (status) {
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
return status;
|
|
}
|
|
|
|
new_cache->dfbsurface->Blit (new_cache->dfbsurface,
|
|
cache->dfbsurface, NULL, 0, 0);
|
|
|
|
_directfb_destroy_font_cache (cache);
|
|
scaled_font->surface_private = cache = new_cache;
|
|
}
|
|
} else {
|
|
D_DEBUG_AT (CairoDFB_Font, " -> Allocating font cache (%dx%d).\n", w, h);
|
|
|
|
status = _directfb_allocate_font_cache (surface->dfb, w, h, &cache);
|
|
if (status) {
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
return status;
|
|
}
|
|
|
|
scaled_font->surface_backend = &_cairo_directfb_surface_backend;
|
|
scaled_font->surface_private = cache;
|
|
}
|
|
|
|
if (num_chars) {
|
|
unsigned char *data;
|
|
int pitch;
|
|
|
|
if (cache->dfbsurface->Lock (cache->dfbsurface,
|
|
DSLF_WRITE, (void *)&data, &pitch))
|
|
{
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
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;
|
|
int j;
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, " -> loading [%2d] <- rect %p, img %p, entry %p\n", i, rect, img, chars[i]);
|
|
|
|
src = img->data;
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, " from %p\n", src);
|
|
|
|
dst += rect->y * pitch + (_directfb_argb_font ? (rect->x<<2) : rect->x);
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, " 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) {
|
|
for (j = 0; j < rect->w; j++)
|
|
((uint32_t *) dst)[j] = (src[j>>3] & (1 << (j&7))) ? 0xffffffff : 0;
|
|
} else {
|
|
for (j = 0; j < rect->w; j++)
|
|
dst[j] = (src[j>>3] & (1 << (j&7))) ? 0xff : 0;
|
|
}
|
|
|
|
dst += pitch;
|
|
src += img->stride;
|
|
}
|
|
} else if (img->format == CAIRO_FORMAT_A8) {
|
|
for (h = rect->h; h; h--) {
|
|
if (_directfb_argb_font) {
|
|
for (j = 0; j < rect->w; j++)
|
|
((uint32_t *) dst)[j] = src[j] * 0x01010101;
|
|
} else {
|
|
direct_memcpy (dst, src, rect->w);
|
|
}
|
|
|
|
dst += pitch;
|
|
src += img->stride;
|
|
}
|
|
} else { /* ARGB32 */
|
|
for (h = rect->h; h; h--) {
|
|
if (_directfb_argb_font) {
|
|
direct_memcpy (dst, src, rect->w<<2);
|
|
} else {
|
|
for (j = 0; j < rect->w; j++)
|
|
dst[j] = ((uint32_t *) src)[j] >> 24;
|
|
}
|
|
|
|
dst += pitch;
|
|
src += img->stride;
|
|
}
|
|
}
|
|
}
|
|
|
|
cache->dfbsurface->Unlock (cache->dfbsurface);
|
|
}
|
|
|
|
_cairo_scaled_font_thaw_cache (scaled_font);
|
|
|
|
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;
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
|
|
static void
|
|
_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 (CairoDFB_Font,
|
|
"%s( scaled_font=%p ).\n", __FUNCTION__, scaled_font);
|
|
|
|
if (cache != NULL) {
|
|
_directfb_destroy_font_cache (cache);
|
|
scaled_font->surface_private = NULL;
|
|
}
|
|
}
|
|
|
|
static void
|
|
_cairo_directfb_surface_scaled_glyph_fini (cairo_scaled_glyph_t *scaled_glyph,
|
|
cairo_scaled_font_t *scaled_font)
|
|
{
|
|
D_DEBUG_AT (CairoDFB_Font,
|
|
"%s( scaled_glyph=%p, scaled_font=%p ).\n",
|
|
__FUNCTION__, scaled_glyph, scaled_font);
|
|
|
|
if (scaled_glyph->surface_private != NULL) {
|
|
free (scaled_glyph->surface_private);
|
|
scaled_glyph->surface_private = NULL;
|
|
}
|
|
}
|
|
|
|
static cairo_int_status_t
|
|
_cairo_directfb_surface_show_glyphs (void *abstract_dst,
|
|
cairo_operator_t op,
|
|
const cairo_pattern_t *pattern,
|
|
cairo_glyph_t *glyphs,
|
|
int num_glyphs,
|
|
cairo_scaled_font_t *scaled_font,
|
|
cairo_clip_t *clip,
|
|
int *remaining_glyphs)
|
|
{
|
|
cairo_directfb_surface_t *dst = abstract_dst;
|
|
cairo_directfb_font_cache_t *cache;
|
|
cairo_status_t status;
|
|
DFBSurfaceBlittingFlags flags;
|
|
DFBSurfaceBlendFunction sblend;
|
|
DFBSurfaceBlendFunction dblend;
|
|
DFBRectangle rects[num_glyphs];
|
|
DFBPoint points[num_glyphs];
|
|
int num;
|
|
const cairo_color_t *color;
|
|
cairo_region_t *clip_region = NULL;
|
|
|
|
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);
|
|
|
|
if (! dst->supported_destination)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (pattern->type != CAIRO_PATTERN_TYPE_SOLID)
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
/* Fallback if we need to emulate clip regions */
|
|
if (clip != NULL) {
|
|
status = _cairo_clip_get_region (clip, &clip_region);
|
|
assert (status != CAIRO_INT_STATUS_NOTHING_TO_DO);
|
|
if (status)
|
|
return status;
|
|
}
|
|
|
|
/* XXX Unbounded operators are not handled correctly */
|
|
if (! _cairo_operator_bounded_by_mask (op))
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
|
|
if (! _directfb_get_operator (op, &sblend, &dblend) ||
|
|
sblend == DSBF_DESTALPHA || sblend == DSBF_INVDESTALPHA)
|
|
{
|
|
return CAIRO_INT_STATUS_UNSUPPORTED;
|
|
}
|
|
|
|
status = _directfb_acquire_font_cache (dst, scaled_font, glyphs, num_glyphs,
|
|
&cache, &rects[0], &points[0], &num);
|
|
if (status) {
|
|
if (status == CAIRO_INT_STATUS_NOTHING_TO_DO)
|
|
status = CAIRO_STATUS_SUCCESS;
|
|
return status;
|
|
}
|
|
|
|
color = &((cairo_solid_pattern_t *) pattern)->color;
|
|
|
|
flags = DSBLIT_BLEND_ALPHACHANNEL | DSBLIT_COLORIZE;
|
|
if (! CAIRO_COLOR_IS_OPAQUE (color))
|
|
flags |= DSBLIT_BLEND_COLORALPHA;
|
|
|
|
if (!_directfb_argb_font) {
|
|
if (sblend == DSBF_ONE) {
|
|
sblend = DSBF_SRCALPHA;
|
|
if (dblend == DSBF_ZERO)
|
|
dblend = DSBF_INVSRCALPHA;
|
|
}
|
|
}
|
|
|
|
dst->dfbsurface->SetBlittingFlags (dst->dfbsurface, flags);
|
|
dst->dfbsurface->SetSrcBlendFunction (dst->dfbsurface, sblend);
|
|
dst->dfbsurface->SetDstBlendFunction (dst->dfbsurface, dblend);
|
|
if (dst->blit_premultiplied) {
|
|
dst->dfbsurface->SetColor (dst->dfbsurface,
|
|
color->red_short >> 8,
|
|
color->green_short >> 8,
|
|
color->blue_short >> 8,
|
|
color->alpha_short >> 8);
|
|
} else {
|
|
dst->dfbsurface->SetColor (dst->dfbsurface,
|
|
color->red * 0xff,
|
|
color->green * 0xff,
|
|
color->blue * 0xff,
|
|
color->alpha * 0xff);
|
|
}
|
|
|
|
D_DEBUG_AT (CairoDFB_Font, "Running BatchBlit().\n");
|
|
|
|
RUN_CLIPPED (dst, clip_region, NULL,
|
|
dst->dfbsurface->BatchBlit (dst->dfbsurface,
|
|
cache->dfbsurface, rects, points, num));
|
|
|
|
return CAIRO_STATUS_SUCCESS;
|
|
}
|
|
#endif /* DFB_SHOW_GLYPHS */
|
|
|
|
|
|
static cairo_bool_t
|
|
_cairo_directfb_surface_is_similar (void *surface_a, void *surface_b)
|
|
{
|
|
cairo_directfb_surface_t *a = (cairo_directfb_surface_t *) surface_a;
|
|
cairo_directfb_surface_t *b = (cairo_directfb_surface_t *) surface_b;
|
|
|
|
return a->dfb == b->dfb;
|
|
}
|
|
|
|
static cairo_surface_backend_t
|
|
_cairo_directfb_surface_backend = {
|
|
CAIRO_SURFACE_TYPE_DIRECTFB, /*type*/
|
|
_cairo_directfb_surface_create_similar,/*create_similar*/
|
|
_cairo_directfb_surface_finish, /*finish*/
|
|
_cairo_directfb_surface_acquire_source_image,/*acquire_source_image*/
|
|
_cairo_directfb_surface_release_source_image,/*release_source_image*/
|
|
_cairo_directfb_surface_acquire_dest_image,/*acquire_dest_image*/
|
|
_cairo_directfb_surface_release_dest_image,/*release_dest_image*/
|
|
_cairo_directfb_surface_clone_similar,/*clone_similar*/
|
|
#if DFB_COMPOSITE
|
|
_cairo_directfb_surface_composite,/*composite*/
|
|
#else
|
|
NULL,/*composite*/
|
|
#endif
|
|
#if DFB_RECTANGLES
|
|
_cairo_directfb_surface_fill_rectangles,/*fill_rectangles*/
|
|
#else
|
|
NULL,/*fill_rectangles*/
|
|
#endif
|
|
#if DFB_COMPOSITE_TRAPEZOIDS
|
|
_cairo_directfb_surface_composite_trapezoids,/*composite_trapezoids*/
|
|
#else
|
|
NULL,/*composite_trapezoids*/
|
|
#endif
|
|
NULL, /* create_span_renderer */
|
|
NULL, /* check_span_renderer */
|
|
NULL, /* copy_page */
|
|
NULL, /* show_page */
|
|
_cairo_directfb_abstract_surface_get_extents,/* get_extents */
|
|
NULL, /* old_show_glyphs */
|
|
NULL, /* get_font_options */
|
|
NULL, /* flush */
|
|
NULL, /* mark_dirty_rectangle */
|
|
#if DFB_SHOW_GLYPHS
|
|
_cairo_directfb_surface_scaled_font_fini,/* scaled_font_fini */
|
|
_cairo_directfb_surface_scaled_glyph_fini,/* scaled_glyph_fini */
|
|
#else
|
|
NULL,
|
|
NULL,
|
|
#endif
|
|
NULL, /* paint */
|
|
NULL, /* mask */
|
|
NULL, /* stroke */
|
|
NULL, /* fill */
|
|
#if DFB_SHOW_GLYPHS
|
|
_cairo_directfb_surface_show_glyphs,/* show_glyphs */
|
|
#else
|
|
NULL, /* show_glyphs */
|
|
#endif
|
|
NULL, /* snapshot */
|
|
_cairo_directfb_surface_is_similar,
|
|
};
|
|
|
|
|
|
static void
|
|
cairo_directfb_surface_backend_init (IDirectFB *dfb)
|
|
{
|
|
static int done = 0;
|
|
|
|
if (done)
|
|
return;
|
|
|
|
if (getenv ("CAIRO_DIRECTFB_NO_ACCEL")) {
|
|
#if DFB_RECTANGLES
|
|
_cairo_directfb_surface_backend.fill_rectangles = NULL;
|
|
#endif
|
|
#if DFB_COMPOSITE
|
|
_cairo_directfb_surface_backend.composite = NULL;
|
|
#endif
|
|
#if DFB_COMPOSITE_TRAPEZOIDS
|
|
_cairo_directfb_surface_backend.composite_trapezoids = NULL;
|
|
#endif
|
|
#if DFB_SHOW_GLYPHS
|
|
_cairo_directfb_surface_backend.scaled_font_fini = NULL;
|
|
_cairo_directfb_surface_backend.scaled_glyph_fini = NULL;
|
|
_cairo_directfb_surface_backend.show_glyphs = NULL;
|
|
#endif
|
|
D_DEBUG_AT (CairoDFB_Surface, "Acceleration disabled.\n");
|
|
} else {
|
|
DFBGraphicsDeviceDescription dsc;
|
|
|
|
dfb->GetDeviceDescription (dfb, &dsc);
|
|
|
|
#if DFB_COMPOSITE
|
|
// 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;
|
|
#endif
|
|
}
|
|
|
|
if (getenv ("CAIRO_DIRECTFB_ARGB_FONT")) {
|
|
_directfb_argb_font = 1;
|
|
D_DEBUG_AT (CairoDFB_Surface, "Using ARGB fonts.\n");
|
|
}
|
|
|
|
done = 1;
|
|
}
|
|
|
|
cairo_surface_t *
|
|
cairo_directfb_surface_create (IDirectFB *dfb, IDirectFBSurface *dfbsurface)
|
|
{
|
|
cairo_directfb_surface_t *surface;
|
|
DFBSurfacePixelFormat format;
|
|
DFBSurfaceCapabilities caps;
|
|
|
|
D_ASSERT (dfb != NULL);
|
|
D_ASSERT (dfbsurface != NULL);
|
|
|
|
cairo_directfb_surface_backend_init (dfb);
|
|
|
|
surface = calloc (1, sizeof (cairo_directfb_surface_t));
|
|
if (surface == NULL)
|
|
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
|
|
|
|
dfbsurface->AddRef (dfbsurface);
|
|
dfbsurface->GetPixelFormat (dfbsurface, &format);
|
|
dfbsurface->GetSize (dfbsurface, &surface->width, &surface->height);
|
|
surface->dfb = dfb;
|
|
surface->dfbsurface = dfbsurface;
|
|
surface->pixman_format = _directfb_to_pixman_format (format);
|
|
surface->supported_destination = pixman_format_supported_destination (surface->pixman_format);
|
|
|
|
dfbsurface->GetCapabilities (dfbsurface, &caps);
|
|
if (caps & DSCAPS_PREMULTIPLIED)
|
|
surface->blit_premultiplied = TRUE;
|
|
|
|
_cairo_surface_init (&surface->base,
|
|
&_cairo_directfb_surface_backend,
|
|
NULL, /* device */
|
|
_directfb_format_to_content (format));
|
|
|
|
return &surface->base;
|
|
}
|