root / hw / qxl-render.c @ 3e1c0c9a
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1 | a19cbfb3 | Gerd Hoffmann | /*
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2 | a19cbfb3 | Gerd Hoffmann | * qxl local rendering (aka display on sdl/vnc)
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3 | a19cbfb3 | Gerd Hoffmann | *
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4 | a19cbfb3 | Gerd Hoffmann | * Copyright (C) 2010 Red Hat, Inc.
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5 | a19cbfb3 | Gerd Hoffmann | *
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6 | a19cbfb3 | Gerd Hoffmann | * maintained by Gerd Hoffmann <kraxel@redhat.com>
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7 | a19cbfb3 | Gerd Hoffmann | *
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8 | a19cbfb3 | Gerd Hoffmann | * This program is free software; you can redistribute it and/or
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9 | a19cbfb3 | Gerd Hoffmann | * modify it under the terms of the GNU General Public License as
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10 | a19cbfb3 | Gerd Hoffmann | * published by the Free Software Foundation; either version 2 or
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11 | a19cbfb3 | Gerd Hoffmann | * (at your option) version 3 of the License.
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12 | a19cbfb3 | Gerd Hoffmann | *
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13 | a19cbfb3 | Gerd Hoffmann | * This program is distributed in the hope that it will be useful,
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14 | a19cbfb3 | Gerd Hoffmann | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | a19cbfb3 | Gerd Hoffmann | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | a19cbfb3 | Gerd Hoffmann | * GNU General Public License for more details.
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17 | a19cbfb3 | Gerd Hoffmann | *
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18 | a19cbfb3 | Gerd Hoffmann | * You should have received a copy of the GNU General Public License
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19 | a19cbfb3 | Gerd Hoffmann | * along with this program; if not, see <http://www.gnu.org/licenses/>.
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20 | a19cbfb3 | Gerd Hoffmann | */
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21 | a19cbfb3 | Gerd Hoffmann | |
22 | a19cbfb3 | Gerd Hoffmann | #include "qxl.h" |
23 | a19cbfb3 | Gerd Hoffmann | |
24 | a19cbfb3 | Gerd Hoffmann | static void qxl_flip(PCIQXLDevice *qxl, QXLRect *rect) |
25 | a19cbfb3 | Gerd Hoffmann | { |
26 | a19cbfb3 | Gerd Hoffmann | uint8_t *src = qxl->guest_primary.data; |
27 | a19cbfb3 | Gerd Hoffmann | uint8_t *dst = qxl->guest_primary.flipped; |
28 | a19cbfb3 | Gerd Hoffmann | int len, i;
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29 | a19cbfb3 | Gerd Hoffmann | |
30 | a19cbfb3 | Gerd Hoffmann | src += (qxl->guest_primary.surface.height - rect->top - 1) *
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31 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.stride; |
32 | a19cbfb3 | Gerd Hoffmann | dst += rect->top * qxl->guest_primary.stride; |
33 | a19cbfb3 | Gerd Hoffmann | src += rect->left * qxl->guest_primary.bytes_pp; |
34 | a19cbfb3 | Gerd Hoffmann | dst += rect->left * qxl->guest_primary.bytes_pp; |
35 | a19cbfb3 | Gerd Hoffmann | len = (rect->right - rect->left) * qxl->guest_primary.bytes_pp; |
36 | a19cbfb3 | Gerd Hoffmann | |
37 | a19cbfb3 | Gerd Hoffmann | for (i = rect->top; i < rect->bottom; i++) {
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38 | a19cbfb3 | Gerd Hoffmann | memcpy(dst, src, len); |
39 | a19cbfb3 | Gerd Hoffmann | dst += qxl->guest_primary.stride; |
40 | a19cbfb3 | Gerd Hoffmann | src -= qxl->guest_primary.stride; |
41 | a19cbfb3 | Gerd Hoffmann | } |
42 | a19cbfb3 | Gerd Hoffmann | } |
43 | a19cbfb3 | Gerd Hoffmann | |
44 | a19cbfb3 | Gerd Hoffmann | void qxl_render_resize(PCIQXLDevice *qxl)
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45 | a19cbfb3 | Gerd Hoffmann | { |
46 | a19cbfb3 | Gerd Hoffmann | QXLSurfaceCreate *sc = &qxl->guest_primary.surface; |
47 | a19cbfb3 | Gerd Hoffmann | |
48 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.stride = sc->stride; |
49 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.resized++; |
50 | a19cbfb3 | Gerd Hoffmann | switch (sc->format) {
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51 | a19cbfb3 | Gerd Hoffmann | case SPICE_SURFACE_FMT_16_555:
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52 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bytes_pp = 2;
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53 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bits_pp = 15;
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54 | a19cbfb3 | Gerd Hoffmann | break;
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55 | a19cbfb3 | Gerd Hoffmann | case SPICE_SURFACE_FMT_16_565:
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56 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bytes_pp = 2;
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57 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bits_pp = 16;
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58 | a19cbfb3 | Gerd Hoffmann | break;
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59 | a19cbfb3 | Gerd Hoffmann | case SPICE_SURFACE_FMT_32_xRGB:
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60 | a19cbfb3 | Gerd Hoffmann | case SPICE_SURFACE_FMT_32_ARGB:
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61 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bytes_pp = 4;
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62 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bits_pp = 32;
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63 | a19cbfb3 | Gerd Hoffmann | break;
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64 | a19cbfb3 | Gerd Hoffmann | default:
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65 | a19cbfb3 | Gerd Hoffmann | fprintf(stderr, "%s: unhandled format: %x\n", __FUNCTION__,
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66 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.surface.format); |
67 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bytes_pp = 4;
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68 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bits_pp = 32;
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69 | a19cbfb3 | Gerd Hoffmann | break;
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70 | a19cbfb3 | Gerd Hoffmann | } |
71 | a19cbfb3 | Gerd Hoffmann | } |
72 | a19cbfb3 | Gerd Hoffmann | |
73 | a19cbfb3 | Gerd Hoffmann | void qxl_render_update(PCIQXLDevice *qxl)
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74 | a19cbfb3 | Gerd Hoffmann | { |
75 | a19cbfb3 | Gerd Hoffmann | VGACommonState *vga = &qxl->vga; |
76 | a19cbfb3 | Gerd Hoffmann | QXLRect dirty[32], update;
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77 | a19cbfb3 | Gerd Hoffmann | void *ptr;
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78 | a19cbfb3 | Gerd Hoffmann | int i;
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79 | a19cbfb3 | Gerd Hoffmann | |
80 | a19cbfb3 | Gerd Hoffmann | if (qxl->guest_primary.resized) {
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81 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.resized = 0;
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82 | a19cbfb3 | Gerd Hoffmann | |
83 | a19cbfb3 | Gerd Hoffmann | if (qxl->guest_primary.flipped) {
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84 | a19cbfb3 | Gerd Hoffmann | qemu_free(qxl->guest_primary.flipped); |
85 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.flipped = NULL;
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86 | a19cbfb3 | Gerd Hoffmann | } |
87 | a19cbfb3 | Gerd Hoffmann | qemu_free_displaysurface(vga->ds); |
88 | a19cbfb3 | Gerd Hoffmann | |
89 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.data = qemu_get_ram_ptr(qxl->vga.vram_offset); |
90 | a19cbfb3 | Gerd Hoffmann | if (qxl->guest_primary.stride < 0) { |
91 | a19cbfb3 | Gerd Hoffmann | /* spice surface is upside down -> need extra buffer to flip */
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92 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.stride = -qxl->guest_primary.stride; |
93 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.flipped = qemu_malloc(qxl->guest_primary.surface.width * |
94 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.stride); |
95 | a19cbfb3 | Gerd Hoffmann | ptr = qxl->guest_primary.flipped; |
96 | a19cbfb3 | Gerd Hoffmann | } else {
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97 | a19cbfb3 | Gerd Hoffmann | ptr = qxl->guest_primary.data; |
98 | a19cbfb3 | Gerd Hoffmann | } |
99 | a19cbfb3 | Gerd Hoffmann | dprint(qxl, 1, "%s: %dx%d, stride %d, bpp %d, depth %d, flip %s\n", |
100 | a19cbfb3 | Gerd Hoffmann | __FUNCTION__, |
101 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.surface.width, |
102 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.surface.height, |
103 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.stride, |
104 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bytes_pp, |
105 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bits_pp, |
106 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.flipped ? "yes" : "no"); |
107 | a19cbfb3 | Gerd Hoffmann | vga->ds->surface = |
108 | a19cbfb3 | Gerd Hoffmann | qemu_create_displaysurface_from(qxl->guest_primary.surface.width, |
109 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.surface.height, |
110 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.bits_pp, |
111 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.stride, |
112 | a19cbfb3 | Gerd Hoffmann | ptr); |
113 | a19cbfb3 | Gerd Hoffmann | dpy_resize(vga->ds); |
114 | a19cbfb3 | Gerd Hoffmann | } |
115 | a19cbfb3 | Gerd Hoffmann | |
116 | a19cbfb3 | Gerd Hoffmann | if (!qxl->guest_primary.commands) {
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117 | a19cbfb3 | Gerd Hoffmann | return;
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118 | a19cbfb3 | Gerd Hoffmann | } |
119 | a19cbfb3 | Gerd Hoffmann | qxl->guest_primary.commands = 0;
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120 | a19cbfb3 | Gerd Hoffmann | |
121 | a19cbfb3 | Gerd Hoffmann | update.left = 0;
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122 | a19cbfb3 | Gerd Hoffmann | update.right = qxl->guest_primary.surface.width; |
123 | a19cbfb3 | Gerd Hoffmann | update.top = 0;
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124 | a19cbfb3 | Gerd Hoffmann | update.bottom = qxl->guest_primary.surface.height; |
125 | a19cbfb3 | Gerd Hoffmann | |
126 | a19cbfb3 | Gerd Hoffmann | memset(dirty, 0, sizeof(dirty)); |
127 | a19cbfb3 | Gerd Hoffmann | qxl->ssd.worker->update_area(qxl->ssd.worker, 0, &update,
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128 | a19cbfb3 | Gerd Hoffmann | dirty, ARRAY_SIZE(dirty), 1);
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129 | a19cbfb3 | Gerd Hoffmann | |
130 | a19cbfb3 | Gerd Hoffmann | for (i = 0; i < ARRAY_SIZE(dirty); i++) { |
131 | a19cbfb3 | Gerd Hoffmann | if (qemu_spice_rect_is_empty(dirty+i)) {
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132 | a19cbfb3 | Gerd Hoffmann | break;
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133 | a19cbfb3 | Gerd Hoffmann | } |
134 | a19cbfb3 | Gerd Hoffmann | if (qxl->guest_primary.flipped) {
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135 | a19cbfb3 | Gerd Hoffmann | qxl_flip(qxl, dirty+i); |
136 | a19cbfb3 | Gerd Hoffmann | } |
137 | a19cbfb3 | Gerd Hoffmann | dpy_update(vga->ds, |
138 | a19cbfb3 | Gerd Hoffmann | dirty[i].left, dirty[i].top, |
139 | a19cbfb3 | Gerd Hoffmann | dirty[i].right - dirty[i].left, |
140 | a19cbfb3 | Gerd Hoffmann | dirty[i].bottom - dirty[i].top); |
141 | a19cbfb3 | Gerd Hoffmann | } |
142 | a19cbfb3 | Gerd Hoffmann | } |
143 | a19cbfb3 | Gerd Hoffmann | |
144 | a19cbfb3 | Gerd Hoffmann | static QEMUCursor *qxl_cursor(PCIQXLDevice *qxl, QXLCursor *cursor)
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145 | a19cbfb3 | Gerd Hoffmann | { |
146 | a19cbfb3 | Gerd Hoffmann | QEMUCursor *c; |
147 | a19cbfb3 | Gerd Hoffmann | uint8_t *image, *mask; |
148 | a19cbfb3 | Gerd Hoffmann | int size;
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149 | a19cbfb3 | Gerd Hoffmann | |
150 | a19cbfb3 | Gerd Hoffmann | c = cursor_alloc(cursor->header.width, cursor->header.height); |
151 | a19cbfb3 | Gerd Hoffmann | c->hot_x = cursor->header.hot_spot_x; |
152 | a19cbfb3 | Gerd Hoffmann | c->hot_y = cursor->header.hot_spot_y; |
153 | a19cbfb3 | Gerd Hoffmann | switch (cursor->header.type) {
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154 | a19cbfb3 | Gerd Hoffmann | case SPICE_CURSOR_TYPE_ALPHA:
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155 | a19cbfb3 | Gerd Hoffmann | size = cursor->header.width * cursor->header.height * sizeof(uint32_t);
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156 | a19cbfb3 | Gerd Hoffmann | memcpy(c->data, cursor->chunk.data, size); |
157 | a19cbfb3 | Gerd Hoffmann | if (qxl->debug > 2) { |
158 | a19cbfb3 | Gerd Hoffmann | cursor_print_ascii_art(c, "qxl/alpha");
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159 | a19cbfb3 | Gerd Hoffmann | } |
160 | a19cbfb3 | Gerd Hoffmann | break;
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161 | a19cbfb3 | Gerd Hoffmann | case SPICE_CURSOR_TYPE_MONO:
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162 | a19cbfb3 | Gerd Hoffmann | mask = cursor->chunk.data; |
163 | a19cbfb3 | Gerd Hoffmann | image = mask + cursor_get_mono_bpl(c) * c->width; |
164 | a19cbfb3 | Gerd Hoffmann | cursor_set_mono(c, 0xffffff, 0x000000, image, 1, mask); |
165 | a19cbfb3 | Gerd Hoffmann | if (qxl->debug > 2) { |
166 | a19cbfb3 | Gerd Hoffmann | cursor_print_ascii_art(c, "qxl/mono");
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167 | a19cbfb3 | Gerd Hoffmann | } |
168 | a19cbfb3 | Gerd Hoffmann | break;
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169 | a19cbfb3 | Gerd Hoffmann | default:
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170 | a19cbfb3 | Gerd Hoffmann | fprintf(stderr, "%s: not implemented: type %d\n",
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171 | a19cbfb3 | Gerd Hoffmann | __FUNCTION__, cursor->header.type); |
172 | a19cbfb3 | Gerd Hoffmann | goto fail;
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173 | a19cbfb3 | Gerd Hoffmann | } |
174 | a19cbfb3 | Gerd Hoffmann | return c;
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175 | a19cbfb3 | Gerd Hoffmann | |
176 | a19cbfb3 | Gerd Hoffmann | fail:
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177 | a19cbfb3 | Gerd Hoffmann | cursor_put(c); |
178 | a19cbfb3 | Gerd Hoffmann | return NULL; |
179 | a19cbfb3 | Gerd Hoffmann | } |
180 | a19cbfb3 | Gerd Hoffmann | |
181 | a19cbfb3 | Gerd Hoffmann | |
182 | a19cbfb3 | Gerd Hoffmann | /* called from spice server thread context only */
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183 | a19cbfb3 | Gerd Hoffmann | void qxl_render_cursor(PCIQXLDevice *qxl, QXLCommandExt *ext)
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184 | a19cbfb3 | Gerd Hoffmann | { |
185 | a19cbfb3 | Gerd Hoffmann | QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); |
186 | a19cbfb3 | Gerd Hoffmann | QXLCursor *cursor; |
187 | a19cbfb3 | Gerd Hoffmann | QEMUCursor *c; |
188 | a19cbfb3 | Gerd Hoffmann | |
189 | a19cbfb3 | Gerd Hoffmann | if (!qxl->ssd.ds->mouse_set || !qxl->ssd.ds->cursor_define) {
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190 | a19cbfb3 | Gerd Hoffmann | return;
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191 | a19cbfb3 | Gerd Hoffmann | } |
192 | a19cbfb3 | Gerd Hoffmann | |
193 | a19cbfb3 | Gerd Hoffmann | if (qxl->debug > 1 && cmd->type != QXL_CURSOR_MOVE) { |
194 | a19cbfb3 | Gerd Hoffmann | fprintf(stderr, "%s", __FUNCTION__);
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195 | a19cbfb3 | Gerd Hoffmann | qxl_log_cmd_cursor(qxl, cmd, ext->group_id); |
196 | a19cbfb3 | Gerd Hoffmann | fprintf(stderr, "\n");
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197 | a19cbfb3 | Gerd Hoffmann | } |
198 | a19cbfb3 | Gerd Hoffmann | switch (cmd->type) {
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199 | a19cbfb3 | Gerd Hoffmann | case QXL_CURSOR_SET:
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200 | a19cbfb3 | Gerd Hoffmann | cursor = qxl_phys2virt(qxl, cmd->u.set.shape, ext->group_id); |
201 | a19cbfb3 | Gerd Hoffmann | if (cursor->chunk.data_size != cursor->data_size) {
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202 | a19cbfb3 | Gerd Hoffmann | fprintf(stderr, "%s: multiple chunks\n", __FUNCTION__);
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203 | a19cbfb3 | Gerd Hoffmann | return;
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204 | a19cbfb3 | Gerd Hoffmann | } |
205 | a19cbfb3 | Gerd Hoffmann | c = qxl_cursor(qxl, cursor); |
206 | a19cbfb3 | Gerd Hoffmann | if (c == NULL) { |
207 | a19cbfb3 | Gerd Hoffmann | c = cursor_builtin_left_ptr(); |
208 | a19cbfb3 | Gerd Hoffmann | } |
209 | 07536094 | Gerd Hoffmann | qemu_mutex_lock(&qxl->ssd.lock); |
210 | 07536094 | Gerd Hoffmann | if (qxl->ssd.cursor) {
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211 | 07536094 | Gerd Hoffmann | cursor_put(qxl->ssd.cursor); |
212 | 07536094 | Gerd Hoffmann | } |
213 | 07536094 | Gerd Hoffmann | qxl->ssd.cursor = c; |
214 | 07536094 | Gerd Hoffmann | qxl->ssd.mouse_x = cmd->u.set.position.x; |
215 | 07536094 | Gerd Hoffmann | qxl->ssd.mouse_y = cmd->u.set.position.y; |
216 | 07536094 | Gerd Hoffmann | qemu_mutex_unlock(&qxl->ssd.lock); |
217 | a19cbfb3 | Gerd Hoffmann | break;
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218 | a19cbfb3 | Gerd Hoffmann | case QXL_CURSOR_MOVE:
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219 | 07536094 | Gerd Hoffmann | qemu_mutex_lock(&qxl->ssd.lock); |
220 | 07536094 | Gerd Hoffmann | qxl->ssd.mouse_x = cmd->u.position.x; |
221 | 07536094 | Gerd Hoffmann | qxl->ssd.mouse_y = cmd->u.position.y; |
222 | 07536094 | Gerd Hoffmann | qemu_mutex_unlock(&qxl->ssd.lock); |
223 | a19cbfb3 | Gerd Hoffmann | break;
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224 | a19cbfb3 | Gerd Hoffmann | } |
225 | a19cbfb3 | Gerd Hoffmann | } |