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use allow-flatten-color to get beyond the silly color attrib rigamarole. I want to just flatten!

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This commit is contained in:
Zachary Pavlov 2009-07-08 01:29:09 +00:00
parent 5d00f81885
commit c415cf8dbf
1 changed files with 46 additions and 26 deletions
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72
panda/src/pgraph/geomNode.cxx
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@ -32,6 +32,11 @@
#include "boundingBox.h"
#include "config_mathutil.h"
bool allow_flatten_color = ConfigVariableBool
("allow-flatten-color", false,
PRC_DESC("allows color to always be flattened to vertices"));
TypeHandle GeomNode::_type_handle;
////////////////////////////////////////////////////////////////////
@ -140,44 +145,59 @@ apply_attribs_to_vertices(const AccumulatedAttribs &attribs, int attrib_types,
}
ra = entry->_state->get_attrib_def(ColorAttrib::get_class_slot());
const ColorAttrib *ca = DCAST(ColorAttrib, ra);
CPT (ColorAttrib) ca = DCAST(ColorAttrib, ra);
if (ca->get_color_type() != ColorAttrib::T_vertex) {
if (transformer.remove_column(new_geom, InternalName::get_color())) {
any_changed = true;
}
if(allow_flatten_color) {
if(transformer.set_color(new_geom, ca->get_color())) {
any_changed = true;
entry->_state = entry->_state->set_attrib(ColorAttrib::make_vertex());
}
} else {
if (transformer.remove_column(new_geom, InternalName::get_color())) {
any_changed = true;
}
}
}
}
}
if ((attrib_types & SceneGraphReducer::TT_color_scale) != 0) {
if (geom_attribs._color_scale != (const RenderAttrib *)NULL) {
const ColorScaleAttrib *csa = DCAST(ColorScaleAttrib, geom_attribs._color_scale);
CPT(ColorScaleAttrib) csa = DCAST(ColorScaleAttrib, geom_attribs._color_scale);
if (csa->get_scale() != LVecBase4f(1.0f, 1.0f, 1.0f, 1.0f)) {
// Now, if we have an "off" or "flat" color attribute, we
// simply modify the color attribute, and leave the
// vertices alone.
const RenderAttrib *ra = entry->_state->get_attrib_def(ColorAttrib::get_class_slot());
const ColorAttrib *ca = DCAST(ColorAttrib, ra);
if (ca->get_color_type() == ColorAttrib::T_off) {
entry->_state = entry->_state->set_attrib(ColorAttrib::make_vertex());
// ColorAttrib::T_off means the color scale becomes
// the new color.
entry->_state = entry->_state->set_attrib(ColorAttrib::make_flat(csa->get_scale()));
} else if (ca->get_color_type() == ColorAttrib::T_flat) {
// ColorAttrib::T_flat means the color scale modulates
// the specified color to produce a new color.
const Colorf &c1 = ca->get_color();
const LVecBase4f &c2 = csa->get_scale();
Colorf color(c1[0] * c2[0], c1[1] * c2[1],
c1[2] * c2[2], c1[3] * c2[3]);
entry->_state = entry->_state->set_attrib(ColorAttrib::make_flat(color));
} else {
// Otherwise, we have vertex color, and we just scale
// it normally.
CPT(RenderAttrib) ra = entry->_state->get_attrib_def(ColorAttrib::get_class_slot());
CPT(ColorAttrib) ca = DCAST(ColorAttrib, ra);
if(allow_flatten_color) {
if (transformer.transform_colors(new_geom, csa->get_scale())) {
any_changed = true;
}
} else {
if (ca->get_color_type() == ColorAttrib::T_off) {
entry->_state = entry->_state->set_attrib(ColorAttrib::make_vertex());
// ColorAttrib::T_off means the color scale becomes
// the new color.
entry->_state = entry->_state->set_attrib(ColorAttrib::make_flat(csa->get_scale()));
} else if (ca->get_color_type() == ColorAttrib::T_flat) {
// ColorAttrib::T_flat means the color scale modulates
// the specified color to produce a new color.
const Colorf &c1 = ca->get_color();
const LVecBase4f &c2 = csa->get_scale();
Colorf color(c1[0] * c2[0], c1[1] * c2[1],
c1[2] * c2[2], c1[3] * c2[3]);
entry->_state = entry->_state->set_attrib(ColorAttrib::make_flat(color));
} else {
// Otherwise, we have vertex color, and we just scale
// it normally.
if (transformer.transform_colors(new_geom, csa->get_scale())) {
any_changed = true;
}
entry->_state = entry->_state->set_attrib(ColorAttrib::make_vertex());
}
}
}
}