mirror of
https://github.com/tiagovignatti/intel-gpu-tools.git
synced 2026-08-20 21:02:59 +00:00
lib: extract kmstest_create_fb
We should get more kms tests soon, and not needing to copy-paste a nice test pattern should be useful. That establishes a firm depency of i-g-t on cairo over everything, but I don't care so much about that. Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
+10
-218
@@ -341,100 +341,6 @@ static void connector_find_preferred_mode(struct connector *c)
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c->connector = connector;
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}
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static cairo_surface_t *
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allocate_surface(int fd, uint32_t *handle, int tiled)
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{
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cairo_format_t format;
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struct drm_i915_gem_set_tiling set_tiling;
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int size;
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if (tiled) {
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int v;
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/* Round the tiling up to the next power-of-two and the
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* region up to the next pot fence size so that this works
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* on all generations.
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*
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* This can still fail if the framebuffer is too large to
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* be tiled. But then that failure is expected.
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*/
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v = width * bpp / 8;
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for (stride = 512; stride < v; stride *= 2)
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;
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v = stride * height;
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for (size = 1024*1024; size < v; size *= 2)
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;
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} else {
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/* Scan-out has a 64 byte alignment restriction */
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stride = (width * (bpp / 8) + 63) & ~63;
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size = stride * height;
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}
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switch (depth) {
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case 16:
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format = CAIRO_FORMAT_RGB16_565;
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break;
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case 24:
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format = CAIRO_FORMAT_RGB24;
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break;
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#if 0
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case 30:
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format = CAIRO_FORMAT_RGB30;
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break;
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#endif
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case 32:
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format = CAIRO_FORMAT_ARGB32;
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break;
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default:
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fprintf(stderr, "bad depth %d\n", depth);
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return NULL;
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}
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*handle = gem_create(fd, size);
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if (tiled) {
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set_tiling.handle = *handle;
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set_tiling.tiling_mode = I915_TILING_X;
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set_tiling.stride = stride;
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if (ioctl(fd, DRM_IOCTL_I915_GEM_SET_TILING, &set_tiling)) {
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fprintf(stderr, "set tiling failed: %s (stride=%d, size=%d)\n",
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strerror(errno), stride, size);
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return NULL;
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}
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}
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fb_ptr = gem_mmap(fd, *handle, size, PROT_READ | PROT_WRITE);
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return cairo_image_surface_create_for_data((unsigned char *)fb_ptr,
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format, width, height,
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stride);
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}
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enum corner {
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topleft,
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topright,
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bottomleft,
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bottomright,
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};
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static void
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paint_color_gradient(cairo_t *cr, int x, int y, int w, int h,
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int r, int g, int b)
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{
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cairo_pattern_t *pat;
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pat = cairo_pattern_create_linear(x, y, x + w, y + h);
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cairo_pattern_add_color_stop_rgba(pat, 1, 0, 0, 0, 1);
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cairo_pattern_add_color_stop_rgba(pat, 0, r, g, b, 1);
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cairo_rectangle(cr, x, y, w, h);
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cairo_set_source(cr, pat);
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cairo_fill(cr);
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cairo_pattern_destroy(pat);
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}
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static void
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paint_color_key(void)
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{
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@@ -450,85 +356,9 @@ paint_color_key(void)
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}
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static void
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paint_test_patterns(cairo_t *cr)
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{
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double gr_height, gr_width;
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int x, y;
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y = height * 0.10;
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gr_width = width * 0.75;
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gr_height = height * 0.08;
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x = (width / 2) - (gr_width / 2);
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paint_color_gradient(cr, x, y, gr_width, gr_height, 1, 0, 0);
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y += gr_height;
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paint_color_gradient(cr, x, y, gr_width, gr_height, 0, 1, 0);
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y += gr_height;
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paint_color_gradient(cr, x, y, gr_width, gr_height, 0, 0, 1);
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y += gr_height;
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paint_color_gradient(cr, x, y, gr_width, gr_height, 1, 1, 1);
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}
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static void
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paint_marker(cairo_t *cr, int x, int y, char *str, enum corner text_location)
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{
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cairo_text_extents_t extents;
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int xoff, yoff;
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cairo_set_font_size(cr, 18);
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cairo_text_extents(cr, str, &extents);
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switch (text_location) {
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case topleft:
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xoff = -20;
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xoff -= extents.width;
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yoff = -20;
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break;
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case topright:
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xoff = 20;
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yoff = -20;
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break;
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case bottomleft:
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xoff = -20;
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xoff -= extents.width;
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yoff = 20;
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break;
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case bottomright:
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xoff = 20;
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yoff = 20;
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break;
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default:
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xoff = 0;
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yoff = 0;
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}
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cairo_move_to(cr, x, y - 20);
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cairo_line_to(cr, x, y + 20);
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cairo_move_to(cr, x - 20, y);
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cairo_line_to(cr, x + 20, y);
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cairo_new_sub_path(cr);
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cairo_arc(cr, x, y, 10, 0, M_PI * 2);
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cairo_set_line_width(cr, 4);
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cairo_set_source_rgb(cr, 0, 0, 0);
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cairo_stroke_preserve(cr);
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cairo_set_source_rgb(cr, 1, 1, 1);
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cairo_set_line_width(cr, 2);
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cairo_stroke(cr);
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cairo_move_to(cr, x + xoff, y + yoff);
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cairo_text_path(cr, str);
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cairo_set_source_rgb(cr, 0, 0, 0);
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cairo_stroke_preserve(cr);
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cairo_set_source_rgb(cr, 1, 1, 1);
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cairo_fill(cr);
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}
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static void
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paint_output_info(cairo_t *cr, struct connector *c)
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paint_output_info(cairo_t *cr, int width, int height, void *priv)
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{
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struct connector *c = priv;
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cairo_text_extents_t name_extents, mode_extents;
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char name_buf[128], mode_buf[128];
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int i, x, y, modes_x, modes_y;
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@@ -616,8 +446,6 @@ static void
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set_mode(struct connector *c)
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{
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unsigned int fb_id;
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int ret;
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char buf[128];
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int j, test_mode_num;
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if (depth <= 8)
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@@ -641,10 +469,7 @@ set_mode(struct connector *c)
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test_mode_num = c->connector->count_modes;
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for (j = 0; j < test_mode_num; j++) {
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cairo_surface_t *surface;
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cairo_status_t status;
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cairo_t *cr;
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uint32_t handle;
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struct kmstest_fb fb_info;
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if (test_all_modes)
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c->mode = c->connector->modes[j];
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@@ -655,49 +480,16 @@ set_mode(struct connector *c)
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width = c->mode.hdisplay;
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height = c->mode.vdisplay;
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surface = allocate_surface(drm_fd, &handle, enable_tiling);
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if (!surface) {
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fprintf(stderr, "allocation failed %dx%d\n", width, height);
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continue;
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}
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cr = cairo_create(surface);
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paint_test_patterns(cr);
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cairo_set_line_cap(cr, CAIRO_LINE_CAP_SQUARE);
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/* Paint corner markers */
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snprintf(buf, sizeof buf, "(%d, %d)", 0, 0);
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paint_marker(cr, 0, 0, buf, bottomright);
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snprintf(buf, sizeof buf, "(%d, %d)", width, 0);
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paint_marker(cr, width, 0, buf, bottomleft);
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snprintf(buf, sizeof buf, "(%d, %d)", 0, height);
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paint_marker(cr, 0, height, buf, topright);
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snprintf(buf, sizeof buf, "(%d, %d)", width, height);
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paint_marker(cr, width, height, buf, topleft);
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/* Paint output info */
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paint_output_info(cr, c);
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fb_id = kmstest_create_fb(drm_fd, width, height, bpp, depth,
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enable_tiling, &fb_info,
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paint_output_info, c);
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fb_ptr = gem_mmap(drm_fd, fb_info.gem_handle,
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fb_info.size, PROT_READ | PROT_WRITE);
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assert(fb_ptr);
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paint_color_key();
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status = cairo_status(cr);
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cairo_destroy(cr);
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if (status)
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fprintf(stderr, "failed to draw pretty picture %dx%d: %s\n",
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width, height, cairo_status_to_string(status));
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ret = drmModeAddFB(drm_fd, width, height, depth, bpp, stride,
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handle, &fb_id);
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cairo_surface_destroy(surface);
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gem_close(drm_fd, handle);
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if (ret) {
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fprintf(stderr, "failed to add fb (%dx%d): %s\n",
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width, height, strerror(errno));
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continue;
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}
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gem_close(drm_fd, fb_info.gem_handle);
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fprintf(stdout, "CRTS(%u):",c->crtc);
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dump_mode(&c->mode);
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