9019f17c68
Fixes: http://autobuild.buildroot.net/results/5fe/5feca450d70a8de48fa2463e55c9e84db5d755b0/ [Peter: renumber existing patch and this] Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
126 lines
3.8 KiB
Diff
126 lines
3.8 KiB
Diff
svntiny: svntiny_gradient.c: only print debugging if GRADIENT_DEBUG is enabled
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Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
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---
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src/svgtiny_gradient.c | 23 ++++++++++++++++++++++-
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1 file changed, 22 insertions(+), 1 deletion(-)
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Index: libsvgtiny/src/svgtiny_gradient.c
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===================================================================
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--- libsvgtiny.orig/src/svgtiny_gradient.c
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+++ libsvgtiny/src/svgtiny_gradient.c
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@@ -30,8 +30,9 @@ void svgtiny_find_gradient(const char *i
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{
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xmlNode *gradient;
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "svgtiny_find_gradient: id \"%s\"\n", id);
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-
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+#endif
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state->linear_gradient_stop_count = 0;
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state->gradient_x1 = "0%";
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state->gradient_y1 = "0%";
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@@ -47,13 +48,17 @@ void svgtiny_find_gradient(const char *i
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gradient = svgtiny_find_element_by_id(
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(xmlNode *) state->document, id);
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "gradient %p\n", (void *) gradient);
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+#endif
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if (!gradient) {
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fprintf(stderr, "gradient \"%s\" not found\n", id);
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return;
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}
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "gradient name \"%s\"\n", gradient->name);
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+#endif
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if (strcmp((const char *) gradient->name, "linearGradient") == 0) {
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svgtiny_parse_linear_gradient(gradient, state);
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}
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@@ -98,8 +103,10 @@ svgtiny_code svgtiny_parse_linear_gradie
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return svgtiny_OUT_OF_MEMORY;
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svgtiny_parse_transform(s, &a, &b, &c, &d, &e, &f);
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free(s);
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "transform %g %g %g %g %g %g\n",
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a, b, c, d, e, f);
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+#endif
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state->gradient_transform.a = a;
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state->gradient_transform.b = b;
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state->gradient_transform.c = c;
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@@ -143,7 +150,9 @@ svgtiny_code svgtiny_parse_linear_gradie
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}
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if (offset != -1 && color != svgtiny_TRANSPARENT) {
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "stop %g %x\n", offset, color);
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+#endif
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state->gradient_stop[i].offset = offset;
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state->gradient_stop[i].color = color;
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i++;
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@@ -220,9 +229,11 @@ svgtiny_code svgtiny_add_path_linear_gra
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#endif
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/* compute gradient vector */
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "x1 %s, y1 %s, x2 %s, y2 %s\n",
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state->gradient_x1, state->gradient_y1,
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state->gradient_x2, state->gradient_y2);
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+#endif
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if (!state->gradient_user_space_on_use) {
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gradient_x0 = object_x0 +
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svgtiny_parse_length(state->gradient_x1,
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@@ -297,9 +308,11 @@ svgtiny_code svgtiny_add_path_linear_gra
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/* invert gradient transform for applying to vertices */
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svgtiny_invert_matrix(&state->gradient_transform.a, trans);
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "inverse transform %g %g %g %g %g %g\n",
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trans[0], trans[1], trans[2], trans[3],
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trans[4], trans[5]);
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+#endif
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/* compute points on the path for triangle vertices */
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/* r, r0, r1 are distance along gradient vector */
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@@ -372,8 +385,10 @@ svgtiny_code svgtiny_add_path_linear_gra
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steps = ceilf(fabsf(r1 - r0) / 0.05);
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if (steps == 0)
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steps = 1;
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "r0 %g, r1 %g, steps %i\n",
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r0, r1, steps);
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+#endif
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/* loop through intermediate points */
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for (z = 1; z != steps; z++) {
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@@ -398,7 +413,9 @@ svgtiny_code svgtiny_add_path_linear_gra
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r = ((x_trans - gradient_x0) * gradient_dx +
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(y_trans - gradient_y0) * gradient_dy) /
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gradient_norm_squared;
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "(%g %g [%g]) ", x, y, r);
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+#endif
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point = svgtiny_list_push(pts);
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if (!point) {
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svgtiny_list_free(pts);
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@@ -412,14 +429,18 @@ svgtiny_code svgtiny_add_path_linear_gra
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min_pt = svgtiny_list_size(pts) - 1;
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}
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}
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "\n");
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+#endif
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/* next segment start point is this segment end point */
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x0 = x1;
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y0 = y1;
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}
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+#ifdef GRADIENT_DEBUG
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fprintf(stderr, "pts size %i, min_pt %i, min_r %.3f\n",
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svgtiny_list_size(pts), min_pt, min_r);
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+#endif
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/* render triangles */
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stop_count = state->linear_gradient_stop_count;
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