LLImageGL* getViewerImage2GL(LLViewerImage* in)
{
LLPointer<LLImageGL> glimg = new LLImageGL( FALSE );
LLPointer<LLImageRaw> raw = in->getCachedRawImage();
raw->expandToPowerOfTwo();
glimg->createGLTexture(0, raw, 0, TRUE, LLViewerImageBoostLevel::OTHER);
LLPointer<LLImageGL> ret = glimg;
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
return ret;
}
void LLPostProcess::createTexture(LLPointer<LLImageGL>& texture, unsigned int width, unsigned int height)
{
std::vector<GLubyte> data(width * height * 4, 0) ;
texture = new LLImageGL(FALSE) ;
if(texture->createGLTexture())
{
gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_RECT_TEXTURE, texture->getTexName());
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, 4, width, height, 0,
GL_RGBA, GL_UNSIGNED_BYTE, &data[0]);
gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR);
gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP);
}
}
void LLPostProcess::createNoiseTexture(LLPointer<LLImageGL>& texture)
{
std::vector<GLubyte> buffer(NOISE_SIZE * NOISE_SIZE);
for (unsigned int i = 0; i < NOISE_SIZE; i++){
for (unsigned int k = 0; k < NOISE_SIZE; k++){
buffer[(i * NOISE_SIZE) + k] = (GLubyte)((double) rand() / ((double) RAND_MAX + 1.f) * 255.f);
}
}
texture = new LLImageGL(FALSE) ;
if(texture->createGLTexture())
{
gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture->getTexName());
LLImageGL::setManualImage(GL_TEXTURE_2D, 0, GL_LUMINANCE, NOISE_SIZE, NOISE_SIZE, GL_LUMINANCE, GL_UNSIGNED_BYTE, &buffer[0]);
gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR);
gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_WRAP);
}
}
void render_disconnected_background()
{
gGL.color4f(1,1,1,1);
if (!gDisconnectedImagep && gDisconnected)
{
llinfos << "Loading last bitmap..." << llendl;
std::string temp_str;
temp_str = gDirUtilp->getLindenUserDir() + gDirUtilp->getDirDelimiter() + SCREEN_LAST_FILENAME;
LLPointer<LLImageBMP> image_bmp = new LLImageBMP;
if( !image_bmp->load(temp_str) )
{
//llinfos << "Bitmap load failed" << llendl;
return;
}
gDisconnectedImagep = new LLImageGL( FALSE );
LLPointer<LLImageRaw> raw = new LLImageRaw;
if (!image_bmp->decode(raw, 0.0f))
{
llinfos << "Bitmap decode failed" << llendl;
gDisconnectedImagep = NULL;
return;
}
U8 *rawp = raw->getData();
S32 npixels = (S32)image_bmp->getWidth()*(S32)image_bmp->getHeight();
for (S32 i = 0; i < npixels; i++)
{
S32 sum = 0;
sum = *rawp + *(rawp+1) + *(rawp+2);
sum /= 3;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
}
raw->expandToPowerOfTwo();
gDisconnectedImagep->createGLTexture(0, raw, 0, TRUE, LLViewerImageBoostLevel::OTHER);
gStartImageGL = gDisconnectedImagep;
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
}
// Make sure the progress view always fills the entire window.
S32 width = gViewerWindow->getWindowWidth();
S32 height = gViewerWindow->getWindowHeight();
if (gDisconnectedImagep)
{
LLGLSUIDefault gls_ui;
gViewerWindow->setup2DRender();
glPushMatrix();
{
// scale ui to reflect UIScaleFactor
// this can't be done in setup2DRender because it requires a
// pushMatrix/popMatrix pair
const LLVector2& display_scale = gViewerWindow->getDisplayScale();
glScalef(display_scale.mV[VX], display_scale.mV[VY], 1.f);
gGL.getTexUnit(0)->bind(gDisconnectedImagep);
gGL.color4f(1.f, 1.f, 1.f, 1.f);
gl_rect_2d_simple_tex(width, height);
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
}
glPopMatrix();
}
gGL.flush();
}
void render_disconnected_background()
{
if (!gDisconnectedImagep && gDisconnected)
{
llinfos << "Loading last bitmap..." << llendl;
char temp_str[MAX_PATH]; /* Flawfinder: ignore */
strncpy(temp_str, gDirUtilp->getLindenUserDir().c_str(), MAX_PATH -1); /* Flawfinder: ignore */
temp_str[MAX_PATH -1] = '\0';
strncat(temp_str, gDirUtilp->getDirDelimiter().c_str(), MAX_PATH - strlen(temp_str) -1); /* Flawfinder: ignore */
strcat(temp_str, SCREEN_LAST_FILENAME); /* Flawfinder: ignore */
LLPointer<LLImageBMP> image_bmp = new LLImageBMP;
if( !image_bmp->load(temp_str) )
{
//llinfos << "Bitmap load failed" << llendl;
return;
}
gDisconnectedImagep = new LLImageGL( FALSE );
LLPointer<LLImageRaw> raw = new LLImageRaw;
if (!image_bmp->decode(raw))
{
llinfos << "Bitmap decode failed" << llendl;
gDisconnectedImagep = NULL;
return;
}
U8 *rawp = raw->getData();
S32 npixels = (S32)image_bmp->getWidth()*(S32)image_bmp->getHeight();
for (S32 i = 0; i < npixels; i++)
{
S32 sum = 0;
sum = *rawp + *(rawp+1) + *(rawp+2);
sum /= 3;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
}
raw->expandToPowerOfTwo();
gDisconnectedImagep->createGLTexture(0, raw);
gStartImageGL = gDisconnectedImagep;
LLImageGL::unbindTexture(0, GL_TEXTURE_2D);
}
// Make sure the progress view always fills the entire window.
S32 width = gViewerWindow->getWindowWidth();
S32 height = gViewerWindow->getWindowHeight();
if (gDisconnectedImagep)
{
LLGLSUIDefault gls_ui;
gViewerWindow->setup2DRender();
glPushMatrix();
{
// scale ui to reflect UIScaleFactor
// this can't be done in setup2DRender because it requires a
// pushMatrix/popMatrix pair
const LLVector2& display_scale = gViewerWindow->getDisplayScale();
glScalef(display_scale.mV[VX], display_scale.mV[VY], 1.f);
LLViewerImage::bindTexture(gDisconnectedImagep);
glColor4f(1.f, 1.f, 1.f, 1.f);
gl_rect_2d_simple_tex(width, height);
LLImageGL::unbindTexture(0, GL_TEXTURE_2D);
}
glPopMatrix();
}
}
