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Adding specific path for loading lightmaps

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This commit is contained in:
samcake 2015-12-02 18:03:58 -08:00
parent 744da64c50
commit 762a241fa6
4 changed files with 91 additions and 4 deletions
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3
libraries/model-networking/src/model-networking/ModelCache.cpp
View file

@ -308,10 +308,9 @@ static NetworkMaterial* buildNetworkMaterial(const FBXMaterial& material, const
material._material->setTextureMap(model::MaterialKey::GLOSS_MAP, glossMap);
}
if (!material.emissiveTexture.filename.isEmpty()) {
networkMaterial->emissiveTexture = textureCache->getTexture(textureBaseUrl.resolved(QUrl(material.emissiveTexture.filename)), EMISSIVE_TEXTURE, material.emissiveTexture.content);
networkMaterial->emissiveTexture = textureCache->getTexture(textureBaseUrl.resolved(QUrl(material.emissiveTexture.filename)), LIGHTMAP_TEXTURE, material.emissiveTexture.content);
networkMaterial->emissiveTextureName = material.emissiveTexture.name;
//checkForTexcoordLightmap = true;
auto lightmapMap = model::TextureMapPointer(new model::TextureMap());
lightmapMap->setTextureSource(networkMaterial->emissiveTexture->_textureSource);

2
libraries/model-networking/src/model-networking/TextureCache.h
View file

@ -29,7 +29,7 @@ class NetworkTexture;
typedef QSharedPointer<NetworkTexture> NetworkTexturePointer;
enum TextureType { DEFAULT_TEXTURE, NORMAL_TEXTURE, BUMP_TEXTURE, SPECULAR_TEXTURE, EMISSIVE_TEXTURE, CUBE_TEXTURE, CUSTOM_TEXTURE };
enum TextureType { DEFAULT_TEXTURE, NORMAL_TEXTURE, BUMP_TEXTURE, SPECULAR_TEXTURE, EMISSIVE_TEXTURE, CUBE_TEXTURE, LIGHTMAP_TEXTURE, CUSTOM_TEXTURE };
/// Stores cached textures, including render-to-texture targets.
class TextureCache : public ResourceCache, public Dependency {

88
libraries/model/src/model/TextureMap.cpp
View file

@ -119,7 +119,7 @@ gpu::Texture* TextureUsage::create2DTextureFromImage(const QImage& srcImage, con
if ((image.width() > 0) && (image.height() > 0)) {
// bool isLinearRGB = true; //(_type == NORMAL_TEXTURE) || (_type == EMISSIVE_TEXTURE);
bool isLinearRGB = true; //(_type == NORMAL_TEXTURE) || (_type == EMISSIVE_TEXTURE);
bool isLinearRGB = false; //(_type == NORMAL_TEXTURE) || (_type == EMISSIVE_TEXTURE);
gpu::Element formatGPU = gpu::Element(gpu::VEC3, gpu::UINT8, (isLinearRGB ? gpu::RGB : gpu::SRGB));
gpu::Element formatMip = gpu::Element(gpu::VEC3, gpu::UINT8, (isLinearRGB ? gpu::RGB : gpu::SRGB));
@ -520,3 +520,89 @@ gpu::Texture* TextureUsage::createCubeTextureFromImage(const QImage& srcImage, c
return theTexture;
}
gpu::Texture* TextureUsage::createLightmapTextureFromImage(const QImage& srcImage, const std::string& srcImageName) {
QImage image = srcImage;
int imageArea = image.width() * image.height();
int opaquePixels = 0;
int translucentPixels = 0;
//bool isTransparent = false;
int redTotal = 0, greenTotal = 0, blueTotal = 0, alphaTotal = 0;
const int EIGHT_BIT_MAXIMUM = 255;
QColor averageColor(EIGHT_BIT_MAXIMUM, EIGHT_BIT_MAXIMUM, EIGHT_BIT_MAXIMUM);
if (!image.hasAlphaChannel()) {
if (image.format() != QImage::Format_RGB888) {
image = image.convertToFormat(QImage::Format_RGB888);
}
// int redTotal = 0, greenTotal = 0, blueTotal = 0;
for (int y = 0; y < image.height(); y++) {
for (int x = 0; x < image.width(); x++) {
QRgb rgb = image.pixel(x, y);
redTotal += qRed(rgb);
greenTotal += qGreen(rgb);
blueTotal += qBlue(rgb);
}
}
if (imageArea > 0) {
averageColor.setRgb(redTotal / imageArea, greenTotal / imageArea, blueTotal / imageArea);
}
} else {
if (image.format() != QImage::Format_ARGB32) {
image = image.convertToFormat(QImage::Format_ARGB32);
}
// check for translucency/false transparency
// int opaquePixels = 0;
// int translucentPixels = 0;
// int redTotal = 0, greenTotal = 0, blueTotal = 0, alphaTotal = 0;
for (int y = 0; y < image.height(); y++) {
for (int x = 0; x < image.width(); x++) {
QRgb rgb = image.pixel(x, y);
redTotal += qRed(rgb);
greenTotal += qGreen(rgb);
blueTotal += qBlue(rgb);
int alpha = qAlpha(rgb);
alphaTotal += alpha;
if (alpha == EIGHT_BIT_MAXIMUM) {
opaquePixels++;
} else if (alpha != 0) {
translucentPixels++;
}
}
}
if (opaquePixels == imageArea) {
qCDebug(modelLog) << "Image with alpha channel is completely opaque:" << QString(srcImageName.c_str());
image = image.convertToFormat(QImage::Format_RGB888);
}
averageColor = QColor(redTotal / imageArea,
greenTotal / imageArea, blueTotal / imageArea, alphaTotal / imageArea);
//isTransparent = (translucentPixels >= imageArea / 2);
}
gpu::Texture* theTexture = nullptr;
if ((image.width() > 0) && (image.height() > 0)) {
// bool isLinearRGB = true; //(_type == NORMAL_TEXTURE) || (_type == EMISSIVE_TEXTURE);
bool isLinearRGB = false; //(_type == NORMAL_TEXTURE) || (_type == EMISSIVE_TEXTURE);
gpu::Element formatGPU = gpu::Element(gpu::VEC3, gpu::UINT8, (isLinearRGB ? gpu::RGB : gpu::SRGB));
gpu::Element formatMip = gpu::Element(gpu::VEC3, gpu::UINT8, (isLinearRGB ? gpu::RGB : gpu::SRGB));
if (image.hasAlphaChannel()) {
formatGPU = gpu::Element(gpu::VEC4, gpu::UINT8, (isLinearRGB ? gpu::RGBA : gpu::SRGBA));
formatMip = gpu::Element(gpu::VEC4, gpu::UINT8, (isLinearRGB ? gpu::BGRA : gpu::SBGRA));
}
theTexture = (gpu::Texture::create2D(formatGPU, image.width(), image.height(), gpu::Sampler(gpu::Sampler::FILTER_MIN_MAG_MIP_LINEAR)));
theTexture->assignStoredMip(0, formatMip, image.byteCount(), image.constBits());
theTexture->autoGenerateMips(-1);
}
return theTexture;
}

2
libraries/model/src/model/TextureMap.h
View file

@ -35,6 +35,8 @@ public:
static gpu::Texture* createNormalTextureFromNormalImage(const QImage& image, const std::string& srcImageName);
static gpu::Texture* createNormalTextureFromBumpImage(const QImage& image, const std::string& srcImageName);
static gpu::Texture* createCubeTextureFromImage(const QImage& image, const std::string& srcImageName);
static gpu::Texture* createLightmapTextureFromImage(const QImage& image, const std::string& srcImageName);
};