diff options
Diffstat (limited to 'src/sp-feconvolvematrix.cpp')
| -rw-r--r-- | src/sp-feconvolvematrix.cpp | 101 |
1 files changed, 100 insertions, 1 deletions
diff --git a/src/sp-feconvolvematrix.cpp b/src/sp-feconvolvematrix.cpp index fe127900b..4191cceec 100644 --- a/src/sp-feconvolvematrix.cpp +++ b/src/sp-feconvolvematrix.cpp @@ -6,6 +6,7 @@ */ /* * Authors: + * Felipe Corrêa da Silva Sanches <felipe.sanches@gmail.com> * hugo Rodrigues <haa.rodrigues@gmail.com> * * Copyright (C) 2006 Hugo Rodrigues @@ -17,11 +18,12 @@ # include "config.h" #endif +#include <vector> #include "attributes.h" #include "svg/svg.h" #include "sp-feconvolvematrix.h" #include "xml/repr.h" - +#include "display/nr-filter-convolve-matrix.h" /* FeConvolveMatrix base class */ @@ -33,6 +35,7 @@ static void sp_feConvolveMatrix_release(SPObject *object); static void sp_feConvolveMatrix_set(SPObject *object, unsigned int key, gchar const *value); static void sp_feConvolveMatrix_update(SPObject *object, SPCtx *ctx, guint flags); static Inkscape::XML::Node *sp_feConvolveMatrix_write(SPObject *object, Inkscape::XML::Node *repr, guint flags); +static void sp_feConvolveMatrix_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter); static SPFilterPrimitiveClass *feConvolveMatrix_parent_class; @@ -61,6 +64,7 @@ static void sp_feConvolveMatrix_class_init(SPFeConvolveMatrixClass *klass) { SPObjectClass *sp_object_class = (SPObjectClass *)klass; + SPFilterPrimitiveClass *sp_primitive_class = (SPFilterPrimitiveClass *)klass; feConvolveMatrix_parent_class = (SPFilterPrimitiveClass*)g_type_class_peek_parent(klass); @@ -69,11 +73,16 @@ sp_feConvolveMatrix_class_init(SPFeConvolveMatrixClass *klass) sp_object_class->write = sp_feConvolveMatrix_write; sp_object_class->set = sp_feConvolveMatrix_set; sp_object_class->update = sp_feConvolveMatrix_update; + + sp_primitive_class->build_renderer = sp_feConvolveMatrix_build_renderer; } static void sp_feConvolveMatrix_init(SPFeConvolveMatrix *feConvolveMatrix) { + feConvolveMatrix->divisor=0; + feConvolveMatrix->preserveAlpha = false; + feConvolveMatrix->order.set("3 3"); } /** @@ -89,6 +98,16 @@ sp_feConvolveMatrix_build(SPObject *object, SPDocument *document, Inkscape::XML: } /*LOAD ATTRIBUTES FROM REPR HERE*/ + sp_object_read_attr(object, "order"); + sp_object_read_attr(object, "kernelMatrix"); + sp_object_read_attr(object, "divisor"); + sp_object_read_attr(object, "bias"); + sp_object_read_attr(object, "targetX"); + sp_object_read_attr(object, "targetY"); + sp_object_read_attr(object, "edgeMode"); + sp_object_read_attr(object, "kernelUnitLength"); + sp_object_read_attr(object, "preserveAlpha"); + } /** @@ -101,6 +120,30 @@ sp_feConvolveMatrix_release(SPObject *object) ((SPObjectClass *) feConvolveMatrix_parent_class)->release(object); } + +static std::vector<gdouble> read_kernel_matrix(const gchar* value, int size){ + std::vector<gdouble> v(size, (gdouble) 0); + int i; + gchar** values = g_strsplit(value , " ", size); + for (i=0;i<size;i++) + v[i] = g_ascii_strtod(values[i], NULL); + return v; +} + +static double +sp_feConvolveMatrix_read_number(gchar const *value) { + if (!value) return 0; + char *end; + double ret = g_ascii_strtod(value, &end); + if (*end) { + g_warning("Unable to convert \"%s\" to number", value); + // We could leave this out, too. If strtod can't convert + // anything, it will return zero. + ret = 0; + } + return ret; +} + /** * Sets a specific value in the SPFeConvolveMatrix. */ @@ -112,6 +155,41 @@ sp_feConvolveMatrix_set(SPObject *object, unsigned int key, gchar const *value) switch(key) { /*DEAL WITH SETTING ATTRIBUTES HERE*/ + case SP_ATTR_ORDER: + feConvolveMatrix->order.set(value); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_KERNELMATRIX: + feConvolveMatrix->kernelMatrix = read_kernel_matrix(value, (int) (feConvolveMatrix->order.getNumber() * feConvolveMatrix->order.getOptNumber())); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_DIVISOR: + feConvolveMatrix->divisor = sp_feConvolveMatrix_read_number(value); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_BIAS: + feConvolveMatrix->bias = sp_feConvolveMatrix_read_number(value); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_TARGETX: + feConvolveMatrix->targetX = (int) sp_feConvolveMatrix_read_number(value); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_TARGETY: + feConvolveMatrix->targetY = (int) sp_feConvolveMatrix_read_number(value); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_EDGEMODE: + //TODO + break; + case SP_ATTR_KERNELUNITLENGTH: + feConvolveMatrix->kernelUnitLength.set(value); + object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG); + break; + case SP_ATTR_PRESERVEALPHA: + //TODO + break; + default: if (((SPObjectClass *) feConvolveMatrix_parent_class)->set) ((SPObjectClass *) feConvolveMatrix_parent_class)->set(object, key, value); @@ -161,7 +239,28 @@ sp_feConvolveMatrix_write(SPObject *object, Inkscape::XML::Node *repr, guint fla return repr; } +static void sp_feConvolveMatrix_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter) { + g_assert(primitive != NULL); + g_assert(filter != NULL); + + SPFeConvolveMatrix *sp_convolve = SP_FECONVOLVEMATRIX(primitive); + + int primitive_n = filter->add_primitive(NR::NR_FILTER_CONVOLVEMATRIX); + NR::FilterPrimitive *nr_primitive = filter->get_primitive(primitive_n); + NR::FilterConvolveMatrix *nr_convolve = dynamic_cast<NR::FilterConvolveMatrix*>(nr_primitive); + g_assert(nr_convolve != NULL); + sp_filter_primitive_renderer_common(primitive, nr_primitive); + + nr_convolve->set_targetX(sp_convolve->targetX); + nr_convolve->set_targetY(sp_convolve->targetY); + nr_convolve->set_orderX( (int)sp_convolve->order.getNumber() ); + nr_convolve->set_orderY( (int)sp_convolve->order.getOptNumber() ); + nr_convolve->set_kernelMatrix(sp_convolve->kernelMatrix); + nr_convolve->set_divisor(sp_convolve->divisor); + nr_convolve->set_bias(sp_convolve->bias); + +} /* Local Variables: mode:c++ |