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VOXELFORMAT: save vxm 11

master
Martin Gerhardy 2022-05-21 14:34:02 +02:00
parent ee263f2cb3
commit 3da520ce3f
1 changed files with 56 additions and 10 deletions
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66
src/modules/voxelformat/VXMFormat.cpp
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@ -17,8 +17,10 @@
#include "voxel/MaterialColor.h"
#include "core/Log.h"
#include "core/ScopedPtr.h"
#include "voxel/Palette.h"
#include "voxelformat/SceneGraphNode.h"
#include <glm/common.hpp>
#include <sys/types.h>
namespace voxelformat {
@ -70,7 +72,7 @@ bool VXMFormat::saveGroups(const SceneGraph& sceneGraph, const core::String &fil
return false;
}
core::ScopedPtr<voxel::RawVolume> scopedPtr(merged.first);
wrapBool(stream.writeUInt32(FourCC('V','X','M','A')));
wrapBool(stream.writeUInt32(FourCC('V','X','M','B')));
const glm::vec3 pivot(0.5f);
const voxel::Region& region = merged.first->region();
@ -107,13 +109,8 @@ bool VXMFormat::saveGroups(const SceneGraph& sceneGraph, const core::String &fil
for (int lod = 0; lod < lodLevels; ++lod) {
wrapBool(stream.writeUInt32(0)); // texture dim x
wrapBool(stream.writeUInt32(0)); // texture dim y
const int texAmount = 0; // lengthof(texNames);
wrapBool(stream.writeUInt32(texAmount));
for (int i = 0; i < texAmount; ++i) {
stream.writeUInt8(0); // zipped size for the rgba texture
// followed by the compressed data
}
wrapBool(stream.writeUInt32(0)); // zipped size for the rgba texture(s)
// followed by the compressed data
for (int i = 0; i < 6; ++i) {
const int quadAmount = 0;
@ -145,13 +142,62 @@ bool VXMFormat::saveGroups(const SceneGraph& sceneGraph, const core::String &fil
core::Color::print(palette.colors[emptyColorReplacement]).c_str());
int numColors = palette.colorCount;
if (numColors > 255) {
numColors = 255;
if (numColors > voxel::PaletteMaxColors) {
numColors = voxel::PaletteMaxColors;
}
if (numColors <= 0) {
Log::error("No palette entries found - can't save");
return false;
}
// albedo palette
for (int i = 0; i < numColors; ++i) {
const core::RGBA &matcolor = palette.colors[i];
wrapBool(stream.writeUInt8(matcolor.b))
wrapBool(stream.writeUInt8(matcolor.g))
wrapBool(stream.writeUInt8(matcolor.r))
wrapBool(stream.writeUInt8(matcolor.a))
}
for (int i = numColors; i < voxel::PaletteMaxColors; ++i) {
wrapBool(stream.writeUInt8(255))
wrapBool(stream.writeUInt8(0))
wrapBool(stream.writeUInt8(255))
wrapBool(stream.writeUInt8(255))
}
// emissive palette
for (int i = 0; i < numColors; ++i) {
const core::RGBA &glowcolor = palette.glowColors[i];
const bool emissive = glowcolor.a > 0;
if (emissive) {
wrapBool(stream.writeUInt8(glowcolor.b))
wrapBool(stream.writeUInt8(glowcolor.g))
wrapBool(stream.writeUInt8(glowcolor.r))
wrapBool(stream.writeUInt8(glowcolor.a))
} else {
wrapBool(stream.writeUInt8(0))
wrapBool(stream.writeUInt8(0))
wrapBool(stream.writeUInt8(0))
wrapBool(stream.writeUInt8(255))
}
}
for (int i = numColors; i < voxel::PaletteMaxColors; ++i) {
wrapBool(stream.writeUInt8(255))
wrapBool(stream.writeUInt8(0))
wrapBool(stream.writeUInt8(255))
wrapBool(stream.writeUInt8(255))
}
int chunkAmount = 0;
wrapBool(stream.writeUInt32(chunkAmount));
for (int c = 0; c < chunkAmount; ++c) {
core::String id = "";
stream.writeString(id);
uint8_t offset = 0;
wrapBool(stream.writeUInt8(offset));
uint8_t chunkLength = 0;
wrapBool(stream.writeUInt8(chunkLength));
}
wrapBool(stream.writeUInt8(materialColors.size()))
for (int i = 0; i < numColors; ++i) {
const core::RGBA &matcolor = palette.colors[i];