lib: move create_stereo_fb from testdisplay to igt_fb

Move create_stereo_fb from testdisplay to igt_create_stereo_fb in igt_fb
so that it can be used in other tests.

v2: update for new igt_create_fb API
    add parameters for format and tiling
    remove some old debug code

Signed-off-by: Thomas Wood <thomas.wood@intel.com>
This commit is contained in:
Thomas Wood 2014-08-04 16:14:51 +01:00
parent a124b1a430
commit 4cb1946697
4 changed files with 108 additions and 116 deletions

View File

@ -7,7 +7,9 @@ noinst_LTLIBRARIES = libintel_tools.la
noinst_HEADERS = check-ndebug.h
AM_CPPFLAGS = -I$(top_srcdir)
AM_CFLAGS = $(DRM_CFLAGS) $(CWARNFLAGS)
AM_CFLAGS = $(DRM_CFLAGS) $(CWARNFLAGS) \
-DIGT_DATADIR=\""$(abs_top_srcdir)/tests"\"
LDADD = $(CAIRO_LIBS)
AM_CFLAGS += $(CAIRO_CFLAGS)

View File

@ -502,6 +502,106 @@ unsigned int igt_create_color_fb(int fd, int width, int height,
return fb_id;
}
struct box {
int x, y, width, height;
};
struct stereo_fb_layout {
int fb_width, fb_height;
struct box left, right;
};
static void box_init(struct box *box, int x, int y, int bwidth, int bheight)
{
box->x = x;
box->y = y;
box->width = bwidth;
box->height = bheight;
}
static void stereo_fb_layout_from_mode(struct stereo_fb_layout *layout,
drmModeModeInfo *mode)
{
unsigned int format = mode->flags & DRM_MODE_FLAG_3D_MASK;
const int hdisplay = mode->hdisplay, vdisplay = mode->vdisplay;
int middle;
switch (format) {
case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
layout->fb_width = hdisplay;
layout->fb_height = vdisplay;
middle = vdisplay / 2;
box_init(&layout->left, 0, 0, hdisplay, middle);
box_init(&layout->right,
0, middle, hdisplay, vdisplay - middle);
break;
case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
layout->fb_width = hdisplay;
layout->fb_height = vdisplay;
middle = hdisplay / 2;
box_init(&layout->left, 0, 0, middle, vdisplay);
box_init(&layout->right,
middle, 0, hdisplay - middle, vdisplay);
break;
case DRM_MODE_FLAG_3D_FRAME_PACKING:
{
int vactive_space = mode->vtotal - vdisplay;
layout->fb_width = hdisplay;
layout->fb_height = 2 * vdisplay + vactive_space;
box_init(&layout->left,
0, 0, hdisplay, vdisplay);
box_init(&layout->right,
0, vdisplay + vactive_space, hdisplay, vdisplay);
break;
}
default:
igt_assert(0);
}
}
/**
* igt_create_stereo_fb:
* @drm_fd: open i915 drm file descriptor
* @mode: A stereo 3D mode.
* @format: drm fourcc pixel format code
* @tiling: tiling layout of the framebuffer
*
* Create a framebuffer for use with the stereo 3D mode specified by @mode.
*
* Returns:
* The kms id of the created framebuffer on success or a negative error code on
* failure.
*/
unsigned int igt_create_stereo_fb(int drm_fd, drmModeModeInfo *mode,
uint32_t format, unsigned int tiling)
{
struct stereo_fb_layout layout;
cairo_t *cr;
uint32_t fb_id;
struct igt_fb fb;
stereo_fb_layout_from_mode(&layout, mode);
fb_id = igt_create_fb(drm_fd, layout.fb_width, layout.fb_height, format,
tiling, &fb);
cr = igt_get_cairo_ctx(drm_fd, &fb);
igt_paint_image(cr, IGT_DATADIR"/1080p-left.png",
layout.left.x, layout.left.y,
layout.left.width, layout.left.height);
igt_paint_image(cr, IGT_DATADIR"/1080p-right.png",
layout.right.x, layout.right.y,
layout.right.width, layout.right.height);
cairo_destroy(cr);
return fb_id;
}
static cairo_format_t drm_format_to_cairo(uint32_t drm_format)
{
struct format_desc_struct *f;

View File

@ -75,6 +75,8 @@ unsigned int igt_create_color_fb(int fd, int width, int height,
uint32_t format, unsigned int tiling,
double r, double g, double b,
struct igt_fb *fb /* out */);
unsigned int igt_create_stereo_fb(int drm_fd, drmModeModeInfo *mode,
uint32_t format, unsigned int tiling);
void igt_remove_fb(int fd, struct igt_fb *fb);
/* cairo-based painting */

View File

@ -410,125 +410,13 @@ set_mode(struct connector *c)
drmModeFreeConnector(c->connector);
}
struct box {
int x, y, width, height;
};
struct stereo_fb_layout {
int fb_width, fb_height;
struct box left, right;
};
static void box_init(struct box *box, int x, int y, int bwidth, int bheight)
{
box->x = x;
box->y = y;
box->width = bwidth;
box->height = bheight;
}
static void stereo_fb_layout_from_mode(struct stereo_fb_layout *layout,
drmModeModeInfo *mode)
{
unsigned int format = mode->flags & DRM_MODE_FLAG_3D_MASK;
const int hdisplay = mode->hdisplay, vdisplay = mode->vdisplay;
int middle;
switch (format) {
case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
layout->fb_width = hdisplay;
layout->fb_height = vdisplay;
middle = vdisplay / 2;
box_init(&layout->left, 0, 0, hdisplay, middle);
box_init(&layout->right,
0, middle, hdisplay, vdisplay - middle);
break;
case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
layout->fb_width = hdisplay;
layout->fb_height = vdisplay;
middle = hdisplay / 2;
box_init(&layout->left, 0, 0, middle, vdisplay);
box_init(&layout->right,
middle, 0, hdisplay - middle, vdisplay);
break;
case DRM_MODE_FLAG_3D_FRAME_PACKING:
{
int vactive_space = mode->vtotal - vdisplay;
layout->fb_width = hdisplay;
layout->fb_height = 2 * vdisplay + vactive_space;
box_init(&layout->left,
0, 0, hdisplay, vdisplay);
box_init(&layout->right,
0, vdisplay + vactive_space, hdisplay, vdisplay);
break;
}
default:
igt_assert(0);
}
}
static const char *stereo_mode_str(drmModeModeInfo *mode)
{
unsigned int layout = mode->flags & DRM_MODE_FLAG_3D_MASK;
switch (layout) {
case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
return "TB";
case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
return "SbSH";
case DRM_MODE_FLAG_3D_FRAME_PACKING:
return "FP";
default:
igt_assert(0);
}
}
static uint32_t create_stereo_fb(drmModeModeInfo *mode, struct igt_fb *fb)
{
struct stereo_fb_layout layout;
cairo_t *cr;
uint32_t fb_id;
stereo_fb_layout_from_mode(&layout, mode);
fb_id = igt_create_fb(drm_fd, layout.fb_width, layout.fb_height,
igt_bpp_depth_to_drm_format(bpp, depth),
tiling, fb);
cr = igt_get_cairo_ctx(drm_fd, fb);
igt_paint_image(cr, IGT_DATADIR"/1080p-left.png",
layout.left.x, layout.left.y,
layout.left.width, layout.left.height);
igt_paint_image(cr, IGT_DATADIR"/1080p-right.png",
layout.right.x, layout.right.y,
layout.right.width, layout.right.height);
cairo_destroy(cr);
{
char buffer[64];
snprintf(buffer, sizeof(buffer), "%dx%d@%dHz-%s.png",
mode->hdisplay,
mode->vdisplay,
mode->vrefresh,
stereo_mode_str(mode));
igt_write_fb_to_png(drm_fd, fb, buffer);
}
return fb_id;
}
static void do_set_stereo_mode(struct connector *c)
{
uint32_t fb_id;
struct igt_fb fb_info;
fb_id = create_stereo_fb(&c->mode, &fb_info);
fb_id = igt_create_stereo_fb(drm_fd, &c->mode,
igt_bpp_depth_to_drm_format(bpp, depth),
tiling);
igt_warn_on_f(drmModeSetCrtc(drm_fd, c->crtc, fb_id, 0, 0, &c->id, 1, &c->mode),
"failed to set mode (%dx%d@%dHz): %s\n", width, height, c->mode.vrefresh, strerror(errno));