summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMichael Drake <tlsa@netsurf-browser.org>2013-08-22 22:14:56 (GMT)
committer Michael Drake <tlsa@netsurf-browser.org>2013-08-22 22:14:56 (GMT)
commitc534f7b2b9523f11076e426bd5968cae51a2c19e (patch)
treee28cbd956fe9f21e41baa988c62acdb89e807011
parente368730948266bb88347ace7a1da642a4f8781a2 (diff)
downloadlibsvgtiny-c534f7b2b9523f11076e426bd5968cae51a2c19e.tar.gz
libsvgtiny-c534f7b2b9523f11076e426bd5968cae51a2c19e.tar.bz2
Suppress most gradient debug.
-rw-r--r--src/svgtiny_gradient.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/svgtiny_gradient.c b/src/svgtiny_gradient.c
index e330024..5361532 100644
--- a/src/svgtiny_gradient.c
+++ b/src/svgtiny_gradient.c
@@ -34,7 +34,9 @@ void svgtiny_find_gradient(const char *id, struct svgtiny_parse_state *state)
dom_string *id_str;
dom_exception exc;
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "svgtiny_find_gradient: id \"%s\"\n", id);
+ #endif
state->linear_gradient_stop_count = 0;
if (state->gradient_x1 != NULL)
@@ -69,7 +71,9 @@ void svgtiny_find_gradient(const char *id, struct svgtiny_parse_state *state)
return;
if (gradient == NULL) {
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "gradient \"%s\" not found\n", id);
+ #endif
return;
}
@@ -162,8 +166,10 @@ svgtiny_code svgtiny_parse_linear_gradient(dom_element *linear,
}
svgtiny_parse_transform(s, &a, &b, &c, &d, &e, &f);
free(s);
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "transform %g %g %g %g %g %g\n",
a, b, c, d, e, f);
+ #endif
state->gradient_transform.a = a;
state->gradient_transform.b = b;
state->gradient_transform.c = c;
@@ -237,7 +243,9 @@ svgtiny_code svgtiny_parse_linear_gradient(dom_element *linear,
dom_string_unref(attr);
}
if (offset != -1 && color != svgtiny_TRANSPARENT) {
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "stop %g %x\n", offset, color);
+ #endif
state->gradient_stop[i].offset = offset;
state->gradient_stop[i].color = color;
i++;
@@ -390,9 +398,11 @@ svgtiny_code svgtiny_add_path_linear_gradient(float *p, unsigned int n,
/* invert gradient transform for applying to vertices */
svgtiny_invert_matrix(&state->gradient_transform.a, trans);
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "inverse transform %g %g %g %g %g %g\n",
trans[0], trans[1], trans[2], trans[3],
trans[4], trans[5]);
+ #endif
/* compute points on the path for triangle vertices */
/* r, r0, r1 are distance along gradient vector */
@@ -471,8 +481,10 @@ svgtiny_code svgtiny_add_path_linear_gradient(float *p, unsigned int n,
if (steps == 0)
steps = 1;
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "r0 %g, r1 %g, steps %i\n",
r0, r1, steps);
+ #endif
/* loop through intermediate points */
for (z = 1; z != steps; z++) {
@@ -497,7 +509,9 @@ svgtiny_code svgtiny_add_path_linear_gradient(float *p, unsigned int n,
r = ((x_trans - gradient_x0) * gradient_dx +
(y_trans - gradient_y0) * gradient_dy) /
gradient_norm_squared;
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "(%g %g [%g]) ", x, y, r);
+ #endif
point = svgtiny_list_push(pts);
if (!point) {
svgtiny_list_free(pts);
@@ -511,14 +525,18 @@ svgtiny_code svgtiny_add_path_linear_gradient(float *p, unsigned int n,
min_pt = svgtiny_list_size(pts) - 1;
}
}
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "\n");
+ #endif
/* next segment start point is this segment end point */
x0 = x1;
y0 = y1;
}
+ #ifdef GRADIENT_DEBUG
fprintf(stderr, "pts size %i, min_pt %i, min_r %.3f\n",
svgtiny_list_size(pts), min_pt, min_r);
+ #endif
/* render triangles */
stop_count = state->linear_gradient_stop_count;