diff options
author | Alexander Larsson <alexl@redhat.com> | 2010-03-08 17:49:18 +0100 |
---|---|---|
committer | Alexander Larsson <alexl@redhat.com> | 2010-03-08 19:45:28 +0100 |
commit | 5cb99e12c6817592f49ca153a3081dd6b5995cf2 (patch) | |
tree | e66f95e6e7a88acd9cb7b6d496988bf3830e3cca /common/canvas_base.c | |
parent | a0c6344c6a99312ad203c13b5d4e64202a6c2495 (diff) | |
download | spice-5cb99e12c6817592f49ca153a3081dd6b5995cf2.tar.gz spice-5cb99e12c6817592f49ca153a3081dd6b5995cf2.tar.xz spice-5cb99e12c6817592f49ca153a3081dd6b5995cf2.zip |
Move draw_rop3 to canvas_base
Diffstat (limited to 'common/canvas_base.c')
-rw-r--r-- | common/canvas_base.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/common/canvas_base.c b/common/canvas_base.c index a3a1253f..01df479b 100644 --- a/common/canvas_base.c +++ b/common/canvas_base.c @@ -30,6 +30,7 @@ #include "canvas_utils.h" #include "rect.h" #include "lines.h" +#include "rop3.h" #include "mutex.h" @@ -1084,6 +1085,33 @@ static void canvas_touch_image(CanvasBase *canvas, SPICE_ADDRESS addr) canvas_get_image_internal(canvas, addr, FALSE); } +static pixman_image_t* canvas_get_image_from_self(SpiceCanvas *canvas, + int x, int y, + int32_t width, int32_t height) +{ + pixman_image_t *surface; + uint8_t *dest; + int dest_stride; + SpiceRect area; + + surface = pixman_image_create_bits(PIXMAN_x8r8g8b8, width, height, NULL, 0); + if (surface == NULL) { + CANVAS_ERROR("create surface failed"); + } + + dest = (uint8_t *)pixman_image_get_data(surface); + dest_stride = pixman_image_get_stride(surface); + + area.left = x; + area.top = y; + area.right = x + width; + area.bottom = y + height; + + canvas->ops->read_bits(canvas, dest, dest_stride, &area); + + return surface; +} + static inline uint8_t revers_bits(uint8_t byte) { uint8_t ret = 0; @@ -2804,6 +2832,71 @@ static void canvas_draw_stroke(SpiceCanvas *spice_canvas, SpiceRect *bbox, pixman_region32_fini(&gc.dest_region); } +static void canvas_draw_rop3(SpiceCanvas *spice_canvas, SpiceRect *bbox, + SpiceClip *clip, SpiceRop3 *rop3) +{ + CanvasBase *canvas = (CanvasBase *)spice_canvas; + pixman_region32_t dest_region; + pixman_image_t *d; + pixman_image_t *s; + SpicePoint src_pos; + int width; + int heigth; + + pixman_region32_init_rect(&dest_region, + bbox->left, bbox->top, + bbox->right - bbox->left, + bbox->bottom - bbox->top); + + canvas_clip_pixman(canvas, &dest_region, clip); + canvas_mask_pixman(canvas, &dest_region, &rop3->mask, + bbox->left, bbox->top); + + width = bbox->right - bbox->left; + heigth = bbox->bottom - bbox->top; + + d = canvas_get_image_from_self(spice_canvas, bbox->left, bbox->top, width, heigth); + s = canvas_get_image(canvas, rop3->src_bitmap); + + if (!rect_is_same_size(bbox, &rop3->src_area)) { + pixman_image_t *scaled_s = canvas_scale_surface(s, &rop3->src_area, width, heigth, + rop3->scale_mode); + pixman_image_unref(s); + s = scaled_s; + src_pos.x = 0; + src_pos.y = 0; + } else { + src_pos.x = rop3->src_area.left; + src_pos.y = rop3->src_area.top; + } + if (pixman_image_get_width(s) - src_pos.x < width || + pixman_image_get_height(s) - src_pos.y < heigth) { + CANVAS_ERROR("bad src bitmap size"); + } + if (rop3->brush.type == SPICE_BRUSH_TYPE_PATTERN) { + pixman_image_t *p = canvas_get_image(canvas, rop3->brush.u.pattern.pat); + SpicePoint pat_pos; + + pat_pos.x = (bbox->left - rop3->brush.u.pattern.pos.x) % pixman_image_get_width(p); + pat_pos.y = (bbox->top - rop3->brush.u.pattern.pos.y) % pixman_image_get_height(p); + do_rop3_with_pattern(rop3->rop3, d, s, &src_pos, p, &pat_pos); + pixman_image_unref(p); + } else { + uint32_t color = (canvas->color_shift) == 8 ? rop3->brush.u.color : + canvas_16bpp_to_32bpp(rop3->brush.u.color); + do_rop3_with_color(rop3->rop3, d, s, &src_pos, color); + } + pixman_image_unref(s); + + spice_canvas->ops->blit_image(spice_canvas, &dest_region, d, + bbox->left, + bbox->top); + + pixman_image_unref(d); + + pixman_region32_fini(&dest_region); +} + static void canvas_copy_bits(SpiceCanvas *spice_canvas, SpiceRect *bbox, SpiceClip *clip, SpicePoint *src_pos) { CanvasBase *canvas = (CanvasBase *)spice_canvas; @@ -2890,6 +2983,7 @@ inline static void canvas_base_init_ops(SpiceCanvasOps *ops) ops->draw_transparent = canvas_draw_transparent; ops->draw_alpha_blend = canvas_draw_alpha_blend; ops->draw_stroke = canvas_draw_stroke; + ops->draw_rop3 = canvas_draw_rop3; ops->group_start = canvas_base_group_start; ops->group_end = canvas_base_group_end; } |