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Overhauled texture handling

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This commit is contained in:
Josh Yelon 2008-08-21 03:40:04 +00:00
parent 265130ae80
commit 1c54bdc2ed
4 changed files with 129 additions and 111 deletions
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3
pandatool/src/maxegg/maxOptionsDialog.cxx
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@ -10,6 +10,7 @@
//Disable the forcing int to true or false performance warning
#pragma warning(disable: 4800)
#include "pathStore.h"
void SetICustEdit(HWND wnd, int nIDDlgItem, char *text)
{
@ -234,6 +235,7 @@ MaxEggOptions::MaxEggOptions() {
_file_name[0]=0;
_short_name[0]=0;
_path_replace = new PathReplace;
_path_replace->_path_store = PS_relative;
_export_whole_scene = true;
}
@ -551,6 +553,7 @@ bool MaxOptionsDialog::UpdateFromUI(HWND hWnd) {
_anim_type = newAnimType;
_double_sided = IsDlgButtonChecked(hWnd, IDC_CHECK1);
_export_whole_scene = IsDlgButtonChecked(hWnd, IDC_EXPORT_ALL);
return true;
}

5
pandatool/src/maxegg/maxOptionsDialog.h
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@ -12,11 +12,6 @@
#pragma conform(forScope, off)
//Includes & Definitions
#define ME Logger::ST_MAP_ME_TO_APP_SPECIFIC_SYSTEM6
#define MNEG Logger::ST_MAP_ME_TO_APP_SPECIFIC_SYSTEM2
#define MNEG_GEOMETRY_GENERATION Logger::ST_MAP_ME_TO_APP_SPECIFIC_SYSTEM3
/* Externed Globals */
extern HINSTANCE hInstance;

102
pandatool/src/maxegg/maxToEggConverter.cxx
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@ -58,6 +58,9 @@ bool MaxToEggConverter::convert(MaxEggOptions *options) {
_options = options;
Filename fn = Filename::from_os_specific(_options->_file_name);
_options->_path_replace->_path_directory = fn.get_dirname();
_egg_data = new EggData;
if (_egg_data->get_coordinate_system() == CS_default) {
_egg_data->set_coordinate_system(CS_zup_right);
@ -824,38 +827,33 @@ get_vertex_weights(INode *max_node, EggVertexPool *vpool) {
}
}
////////////////////////////////////////////////////////////////////
// Function: MaxToEggConverter::set_material_attributes
// Function: MaxToEggConverter::get_material_textures
// Access: Private
// Description: Applies the known material attributes to the indicated
// egg primitive.
// Description: Converts a Max material into a set of Panda textures
// and a primitive color.
////////////////////////////////////////////////////////////////////
void MaxToEggConverter::
set_material_attributes(EggPrimitive &primitive, Mtl *maxMaterial, Face *face) {
const MaxToEggConverter::PandaMaterial &MaxToEggConverter::
get_material_textures(StdMat *maxMaterial) {
MaterialMap::iterator it = _material_map.find(maxMaterial);
if (it != _material_map.end()) {
return (*it).second;
}
PandaMaterial &pandaMat = _material_map[maxMaterial];
pandaMat._color = Colorf(1,1,1,1);
Texmap *diffuseTexmap;
Texmap *transTexmap;
Bitmap *diffuseBitmap;
BitmapTex *diffuseBitmapTex;
BitmapTex *transBitmapTex;
// Mtl *maxMaterial;
StdMat *maxStandardMaterial;
Texmap *diffuseTexmap;
Texmap *transTexmap;
EggTexture *myEggTexture = null;
string outString;
string outHandle;
bool has_diffuse_texture = false;
bool has_trans_texture = false;
Point3 diffuseColor = Point3(1, 1, 1);
//First, get the material data associated with this node.
if ( !maxMaterial ) {
return;
}
//Now, determine wether it's a standard or multi material
if ( maxMaterial->ClassID() == Class_ID(DMTL_CLASS_ID, 0 )) {
maxStandardMaterial = (StdMat *)maxMaterial;
// Access the Diffuse map and see if it's a Bitmap texture
diffuseTexmap = maxMaterial->GetSubTexmap(ID_DI);
if (diffuseTexmap && (diffuseTexmap->ClassID() == Class_ID(BMTEX_CLASS_ID, 0))) {
@ -883,7 +881,7 @@ set_material_attributes(EggPrimitive &primitive, Mtl *maxMaterial, Face *face) {
fullpath, outpath);
tex.set_filename(outpath);
tex.set_fullpath(fullpath);
apply_texture_properties(tex, maxStandardMaterial);
apply_texture_properties(tex, maxMaterial);
// *** Must add stuff here for looking for transparencies
diffuseBitmap = diffuseBitmapTex->GetBitmap(0);
//Query some parameters of the bitmap to get the format option.
@ -916,42 +914,56 @@ set_material_attributes(EggPrimitive &primitive, Mtl *maxMaterial, Face *face) {
tex.set_filename(outpath);
tex.set_fullpath(fullpath);
tex.set_format(EggTexture::F_alpha);
apply_texture_properties(tex, maxStandardMaterial);
apply_texture_properties(tex, maxMaterial);
}
EggTexture *new_tex =
_textures.create_unique_texture(tex, ~EggTexture::E_tref_name);
primitive.set_texture(new_tex);
}
// Also apply an overall color to the primitive.
Colorf rgba(1.0f, 1.0f, 1.0f, 1.0f);
pandaMat._texture_list.push_back(new_tex);
// The existence of a texture on either color channel completely
// replaces the corresponding flat color.
if (!has_diffuse_texture) {
// Get the default diffuse color of the material without the texture map
diffuseColor = Point3(maxMaterial->GetDiffuse());
rgba[0] = diffuseColor.x;
rgba[1] = diffuseColor.y;
rgba[2] = diffuseColor.z;
diffuseColor = Point3(maxMaterial->GetDiffuse(0));
pandaMat._color[0] = diffuseColor.x;
pandaMat._color[1] = diffuseColor.y;
pandaMat._color[2] = diffuseColor.z;
}
if (!has_trans_texture) {
// *** Figure out how to actually get the opacity here
rgba[3] = maxStandardMaterial->GetOpacity(_current_frame * GetTicksPerFrame());
pandaMat._color[3] = maxMaterial->GetOpacity(_current_frame * GetTicksPerFrame());
}
}
return pandaMat;
}
////////////////////////////////////////////////////////////////////
// Function: MaxToEggConverter::set_material_attributes
// Access: Private
// Description: Applies the known material attributes to the indicated
// egg primitive.
////////////////////////////////////////////////////////////////////
void MaxToEggConverter::
set_material_attributes(EggPrimitive &primitive, Mtl *maxMaterial, Face *face) {
// Mtl *maxMaterial;
StdMat *maxStandardMaterial;
EggTexture *myEggTexture = null;
string outString;
string outHandle;
//First, get the material data associated with this node.
if ( !maxMaterial ) {
return;
}
// *** May need color gain, but I don't know what it is
/*
// But the color gain always gets applied.
rgba[0] *= color_def._color_gain[0];
rgba[1] *= color_def._color_gain[1];
rgba[2] *= color_def._color_gain[2];
rgba[3] *= color_def._color_gain[3];
*/
primitive.set_color(rgba);
//Now, determine wether it's a standard or multi material
if ( maxMaterial->ClassID() == Class_ID(DMTL_CLASS_ID, 0 )) {
const PandaMaterial &pmat = get_material_textures((StdMat *)maxMaterial);
for (int i=0; i<pmat._texture_list.size(); i++) {
primitive.set_texture(pmat._texture_list[i]);
}
primitive.set_color(pmat._color);
} else if ( maxMaterial->ClassID() == Class_ID(MULTI_CLASS_ID, 0 )) {
// It's a multi-material. Find the submaterial for this face.
// and call set_material_attributes again on the submaterial.

8
pandatool/src/maxegg/maxToEggConverter.h
View File

@ -45,6 +45,11 @@ class MaxToEggConverter {
bool convert(MaxEggOptions *options);
private:
struct PandaMaterial {
std::vector<EggTexture*> _texture_list;
Colorf _color;
};
typedef std::map<StdMat*,PandaMaterial> MaterialMap;
MaxEggOptions *_options;
int _current_frame;
PT(EggData) _egg_data;
@ -52,6 +57,7 @@ class MaxToEggConverter {
MaxNodeTree _tree;
int _cur_tref;
EggTextureCollection _textures;
MaterialMap _material_map;
void reset();
@ -83,6 +89,8 @@ class MaxToEggConverter {
void set_material_attributes(EggPrimitive &primitive, Mtl *maxMaterial, Face *face);
const PandaMaterial &get_material_textures(StdMat *mtl);
void apply_texture_properties(EggTexture &tex,
StdMat *maxMaterial);
bool reparent_decals(EggGroupNode *egg_parent);