bool get_hud_matrices(const LLRect& screen_region, LLMatrix4a &proj, LLMatrix4a &model)
{
if (isAgentAvatarValid() && gAgentAvatarp->hasHUDAttachment())
{
F32 zoom_level = gAgentCamera.mHUDCurZoom;
LLBBox hud_bbox = gAgentAvatarp->getHUDBBox();
F32 hud_depth = llmax(1.f, hud_bbox.getExtentLocal().mV[VX] * 1.1f);
proj = gGL.genOrtho(-0.5f * LLViewerCamera::getInstance()->getAspect(), 0.5f * LLViewerCamera::getInstance()->getAspect(), -0.5f, 0.5f, 0.f, hud_depth);
proj.getRow<2>().copyComponent<2>(LLVector4a(-0.01f));
F32 aspect_ratio = LLViewerCamera::getInstance()->getAspect();
F32 scale_x = (F32)gViewerWindow->getWorldViewWidthScaled() / (F32)screen_region.getWidth();
F32 scale_y = (F32)gViewerWindow->getWorldViewHeightScaled() / (F32)screen_region.getHeight();
proj.applyTranslation_affine(
clamp_rescale((F32)(screen_region.getCenterX() - screen_region.mLeft), 0.f, (F32)gViewerWindow->getWorldViewWidthScaled(), 0.5f * scale_x * aspect_ratio, -0.5f * scale_x * aspect_ratio),
clamp_rescale((F32)(screen_region.getCenterY() - screen_region.mBottom), 0.f, (F32)gViewerWindow->getWorldViewHeightScaled(), 0.5f * scale_y, -0.5f * scale_y),
0.f);
proj.applyScale_affine(scale_x, scale_y, 1.f);
model = OGL_TO_CFR_ROTATION;
model.applyTranslation_affine(LLVector3(-hud_bbox.getCenterLocal().mV[VX] + (hud_depth * 0.5f), 0.f, 0.f));
model.applyScale_affine(zoom_level);
return TRUE;
}
else
{
return FALSE;
}
}
F32 getCollapseFactor()
{
if (mOrientation == HORIZONTAL)
{
F32 collapse_amt =
clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, (F32)mMinWidth / (F32)llmax(1, mPanel->getRect().getWidth()));
return mVisibleAmt * collapse_amt;
}
else
{
F32 collapse_amt =
clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, llmin(1.f, (F32)mMinHeight / (F32)llmax(1, mPanel->getRect().getHeight())));
return mVisibleAmt * collapse_amt;
}
}
F32 LLLayoutPanel::getCollapseFactor(LLLayoutStack::ELayoutOrientation orientation)
{
if (orientation == LLLayoutStack::HORIZONTAL)
{
F32 collapse_amt =
clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, (F32)mMinDim / (F32)llmax(1, getRect().getWidth()));
return mVisibleAmt * collapse_amt;
}
else
{
F32 collapse_amt =
clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, llmin(1.f, (F32)mMinDim / (F32)llmax(1, getRect().getHeight())));
return mVisibleAmt * collapse_amt;
}
}
/*virtual*/
void LLPanelNearByMedia::draw()
{
// keep bottom of panel on screen
LLRect screen_rect = calcScreenRect();
if (screen_rect.mBottom < 0)
{
LLRect new_rect = getRect();
new_rect.mBottom += 0 - screen_rect.mBottom;
setShape(new_rect);
}
refreshList();
updateControls();
F32 alpha = mHoverTimer.getStarted()
? clamp_rescale(mHoverTimer.getElapsedTimeF32(), AUTO_CLOSE_FADE_TIME_START, AUTO_CLOSE_FADE_TIME_END, 1.f, 0.f)
: 1.0f;
LLViewDrawContext context(alpha);
LLPanel::draw();
if (alpha == 0.f)
{
setVisible(false);
}
}
// virtual
void LLInspect::draw()
{
static LLCachedControl<F32> FADE_TIME(*LLUI::sSettingGroups["config"], "InspectorFadeTime", 1.f);
static LLCachedControl<F32> STAY_TIME(*LLUI::sSettingGroups["config"], "InspectorShowTime", 1.f);
if (mOpenTimer.getStarted())
{
LLFloater::draw();
if (mOpenTimer.getElapsedTimeF32() > STAY_TIME)
{
mOpenTimer.stop();
mCloseTimer.start();
}
}
else if (mCloseTimer.getStarted())
{
F32 alpha = clamp_rescale(mCloseTimer.getElapsedTimeF32(), 0.f, FADE_TIME, 1.f, 0.f);
LLViewDrawContext context(alpha);
LLFloater::draw();
if (mCloseTimer.getElapsedTimeF32() > FADE_TIME)
{
closeFloater(false);
}
}
else
{
LLFloater::draw();
}
}
BOOL setup_hud_matrices(const LLRect& screen_region)
{
LLVOAvatar* my_avatarp = gAgent.getAvatarObject();
if (my_avatarp && my_avatarp->hasHUDAttachment())
{
F32 zoom_level = gAgent.mHUDCurZoom;
LLBBox hud_bbox = my_avatarp->getHUDBBox();
// set up transform to keep HUD objects in front of camera
glMatrixMode(GL_PROJECTION);
F32 hud_depth = llmax(1.f, hud_bbox.getExtentLocal().mV[VX] * 1.1f);
glh::matrix4f proj = gl_ortho(-0.5f * LLViewerCamera::getInstance()->getAspect(), 0.5f * LLViewerCamera::getInstance()->getAspect(), -0.5f, 0.5f, 0.f, hud_depth);
proj.element(2,2) = -0.01f;
F32 aspect_ratio = LLViewerCamera::getInstance()->getAspect();
glh::matrix4f mat;
F32 scale_x = (F32)gViewerWindow->getWindowWidth() / (F32)screen_region.getWidth();
F32 scale_y = (F32)gViewerWindow->getWindowHeight() / (F32)screen_region.getHeight();
mat.set_scale(glh::vec3f(scale_x, scale_y, 1.f));
mat.set_translate(
glh::vec3f(clamp_rescale((F32)screen_region.getCenterX(), 0.f, (F32)gViewerWindow->getWindowWidth(), 0.5f * scale_x * aspect_ratio, -0.5f * scale_x * aspect_ratio),
clamp_rescale((F32)screen_region.getCenterY(), 0.f, (F32)gViewerWindow->getWindowHeight(), 0.5f * scale_y, -0.5f * scale_y),
0.f));
proj *= mat;
glLoadMatrixf(proj.m);
glh_set_current_projection(proj);
glMatrixMode(GL_MODELVIEW);
glh::matrix4f model((GLfloat*) OGL_TO_CFR_ROTATION);
mat.set_scale(glh::vec3f(zoom_level, zoom_level, zoom_level));
mat.set_translate(glh::vec3f(-hud_bbox.getCenterLocal().mV[VX] + (hud_depth * 0.5f), 0.f, 0.f));
model *= mat;
glLoadMatrixf(model.m);
glh_set_current_modelview(model);
return TRUE;
}
else
{
return FALSE;
}
}
void LLProgressView::draw()
{
static LLTimer timer;
if (mFadeFromLoginTimer.getStarted())
{
F32 alpha = clamp_rescale(mFadeFromLoginTimer.getElapsedTimeF32(), 0.f, FADE_TO_WORLD_TIME, 0.f, 1.f);
LLViewDrawContext context(alpha);
drawStartTexture(alpha);
LLPanel::draw();
return;
}
// handle fade out to world view when we're asked to
if (mFadeToWorldTimer.getStarted())
{
// draw fading panel
F32 alpha = clamp_rescale(mFadeToWorldTimer.getElapsedTimeF32(), 0.f, FADE_TO_WORLD_TIME, 1.f, 0.f);
LLViewDrawContext context(alpha);
drawStartTexture(alpha);
LLPanel::draw();
// faded out completely - remove panel and reveal world
if (mFadeToWorldTimer.getElapsedTimeF32() > FADE_TO_WORLD_TIME )
{
mFadeToWorldTimer.stop();
// Fade is complete, release focus
gFocusMgr.releaseFocusIfNeeded( this );
// turn off panel that hosts intro so we see the world
setVisible(FALSE);
gStartTexture = NULL;
}
return;
}
drawStartTexture(1.0f);
// draw children
LLPanel::draw();
}
void LLProgressView::draw()
{
static LLTimer timer;
// Paint bitmap if we've got one
glPushMatrix();
if (gStartTexture)
{
LLGLSUIDefault gls_ui;
gGL.getTexUnit(0)->bind(gStartTexture.get());
gGL.color4f(1.f, 1.f, 1.f, mFadeTimer.getStarted() ? clamp_rescale(mFadeTimer.getElapsedTimeF32(), 0.f, FADE_IN_TIME, 1.f, 0.f) : 1.f);
F32 image_aspect = (F32)gStartImageWidth / (F32)gStartImageHeight;
S32 width = getRect().getWidth();
S32 height = getRect().getHeight();
F32 view_aspect = (F32)width / (F32)height;
// stretch image to maintain aspect ratio
if (image_aspect > view_aspect)
{
glTranslatef(-0.5f * (image_aspect / view_aspect - 1.f) * width, 0.f, 0.f);
glScalef(image_aspect / view_aspect, 1.f, 1.f);
}
else
{
glTranslatef(0.f, -0.5f * (view_aspect / image_aspect - 1.f) * height, 0.f);
glScalef(1.f, view_aspect / image_aspect, 1.f);
}
gl_rect_2d_simple_tex( getRect().getWidth(), getRect().getHeight() );
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
}
else
{
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
gGL.color4f(0.f, 0.f, 0.f, 1.f);
gl_rect_2d(getRect());
}
glPopMatrix();
// Handle fade-in animation
if (mFadeTimer.getStarted())
{
LLPanel::draw();
if (mFadeTimer.getElapsedTimeF32() > FADE_IN_TIME)
{
// Fade is complete, release focus
gFocusMgr.releaseFocusIfNeeded( this );
LLPanel::setVisible(FALSE);
mFadeTimer.stop();
gStartTexture = NULL;
}
return;
}
// draw children
LLPanel::draw();
}
//-----------------------------------------------------------------------------
// LLKeyframeFallMotion::onUpdate()
//-----------------------------------------------------------------------------
BOOL LLKeyframeFallMotion::onUpdate(F32 activeTime, U8* joint_mask)
{
BOOL result = LLKeyframeMotion::onUpdate(activeTime, joint_mask);
F32 slerp_amt = clamp_rescale(activeTime / getDuration(), 0.5f, 0.75f, 0.f, 1.f);
if (mPelvisState.notNull())
{
mPelvisState->setRotation(mPelvisState->getRotation() * slerp(slerp_amt, mRotationToGroundNormal, LLQuaternion()));
}
return result;
}
BOOL LLToolGun::handleHover(S32 x, S32 y, MASK mask)
{
if( gAgent.cameraMouselook() )
{
const F32 NOMINAL_MOUSE_SENSITIVITY = 0.0025f;
F32 mouse_sensitivity = gSavedSettings.getF32("MouseSensitivity");
mouse_sensitivity = clamp_rescale(mouse_sensitivity, 0.f, 15.f, 0.5f, 2.75f) * NOMINAL_MOUSE_SENSITIVITY;
// ...move the view with the mouse
// get mouse movement delta
S32 dx = -gViewerWindow->getCurrentMouseDX();
S32 dy = -gViewerWindow->getCurrentMouseDY();
if (dx != 0 || dy != 0)
{
// ...actually moved off center
if (gSavedSettings.getBOOL("InvertMouse"))
{
gAgent.pitch(mouse_sensitivity * -dy);
}
else
{
gAgent.pitch(mouse_sensitivity * dy);
}
LLVector3 skyward = gAgent.getReferenceUpVector();
gAgent.rotate(mouse_sensitivity * dx, skyward.mV[VX], skyward.mV[VY], skyward.mV[VZ]);
if (gSavedSettings.getBOOL("MouseSun"))
{
gSky.setSunDirection(LLViewerCamera::getInstance()->getAtAxis(), LLVector3(0.f, 0.f, 0.f));
gSky.setOverrideSun(TRUE);
gSavedSettings.setVector3("SkySunDefaultPosition", LLViewerCamera::getInstance()->getAtAxis());
}
gViewerWindow->moveCursorToCenter();
gViewerWindow->hideCursor();
}
lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolGun (mouselook)" << llendl;
}
else
{
lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolGun (not mouselook)" << llendl;
}
// HACK to avoid assert: error checking system makes sure that the cursor is set during every handleHover. This is actually a no-op since the cursor is hidden.
gViewerWindow->setCursor(UI_CURSOR_ARROW);
return TRUE;
}
//virtual
void LLPanelVolumePulldown::draw()
{
F32 alpha = mHoverTimer.getStarted()
? clamp_rescale(mHoverTimer.getElapsedTimeF32(), sAutoCloseFadeStartTimeSec, sAutoCloseTotalTimeSec, 1.f, 0.f)
: 1.0f;
LLViewDrawContext context(alpha);
LLPanel::draw();
if (alpha == 0.f)
{
setVisible(FALSE);
}
}
bool get_hud_matrices(const LLRect& screen_region, glh::matrix4f &proj, glh::matrix4f &model)
{
if (isAgentAvatarValid() && gAgentAvatarp->hasHUDAttachment())
{
F32 zoom_level = gAgentCamera.mHUDCurZoom;
LLBBox hud_bbox = gAgentAvatarp->getHUDBBox();
F32 hud_depth = llmax(1.f, hud_bbox.getExtentLocal().mV[VX] * 1.1f);
proj = gl_ortho(-0.5f * LLViewerCamera::getInstance()->getAspect(), 0.5f * LLViewerCamera::getInstance()->getAspect(), -0.5f, 0.5f, 0.f, hud_depth);
proj.element(2,2) = -0.01f;
F32 aspect_ratio = LLViewerCamera::getInstance()->getAspect();
glh::matrix4f mat;
F32 scale_x = (F32)gViewerWindow->getWorldViewWidthScaled() / (F32)screen_region.getWidth();
F32 scale_y = (F32)gViewerWindow->getWorldViewHeightScaled() / (F32)screen_region.getHeight();
mat.set_scale(glh::vec3f(scale_x, scale_y, 1.f));
mat.set_translate(
glh::vec3f(clamp_rescale((F32)(screen_region.getCenterX() - screen_region.mLeft), 0.f, (F32)gViewerWindow->getWorldViewWidthScaled(), 0.5f * scale_x * aspect_ratio, -0.5f * scale_x * aspect_ratio),
clamp_rescale((F32)(screen_region.getCenterY() - screen_region.mBottom), 0.f, (F32)gViewerWindow->getWorldViewHeightScaled(), 0.5f * scale_y, -0.5f * scale_y),
0.f));
proj *= mat;
glh::matrix4f tmp_model((GLfloat*) OGL_TO_CFR_ROTATION);
mat.set_scale(glh::vec3f(zoom_level, zoom_level, zoom_level));
mat.set_translate(glh::vec3f(-hud_bbox.getCenterLocal().mV[VX] + (hud_depth * 0.5f), 0.f, 0.f));
tmp_model *= mat;
model = tmp_model;
return TRUE;
}
else
{
return FALSE;
}
}
//-----------------------------------------------------------------------------
// LLFlyAdjustMotion::onUpdate()
//-----------------------------------------------------------------------------
BOOL LLFlyAdjustMotion::onUpdate(F32 time, U8* joint_mask)
{
LLVector3 ang_vel = mCharacter->getCharacterAngularVelocity() * mCharacter->getTimeDilation();
F32 speed = mCharacter->getCharacterVelocity().magVec();
F32 roll_factor = clamp_rescale(speed, 7.f, 15.f, 0.f, -MAX_ROLL);
F32 target_roll = llclamp(ang_vel.mV[VZ], -4.f, 4.f) * roll_factor;
// roll is critically damped interpolation between current roll and angular velocity-derived target roll
mRoll = lerp(mRoll, target_roll, LLCriticalDamp::getInterpolant(0.1f));
LLQuaternion roll(mRoll, LLVector3(0.f, 0.f, 1.f));
mPelvisState->setRotation(roll);
return TRUE;
}
void LLDebugVarMessageBox::draw()
{
std::string text;
switch(mVarType)
{
case VAR_TYPE_F32:
text = llformat("%.3f", *((F32*)mVarData));
break;
case VAR_TYPE_S32:
text = llformat("%d", *((S32*)mVarData));
break;
case VAR_TYPE_VEC3:
{
LLVector3* vec_p = (LLVector3*)mVarData;
text= llformat("%.3f %.3f %.3f", vec_p->mV[VX], vec_p->mV[VY], vec_p->mV[VZ]);
break;
}
default:
llwarns << "Unhandled var type " << mVarType << llendl;
break;
}
mText->setText(text);
if(mAnimate)
{
if (mSlider1)
{
F32 animated_val = clamp_rescale(fmodf((F32)LLFrameTimer::getElapsedSeconds() / 5.f, 1.f), 0.f, 1.f, 0.f, mSlider1->getMaxValue());
mSlider1->setValue(animated_val);
slider_changed(mSlider1, this);
if (mSlider2)
{
mSlider2->setValue(animated_val);
slider_changed(mSlider2, this);
}
if (mSlider3)
{
mSlider3->setValue(animated_val);
slider_changed(mSlider3, this);
}
}
}
LLFloater::draw();
}
void LLToolTip::draw()
{
F32 alpha = 1.f;
if (mFadeTimer.getStarted())
{
F32 tool_tip_fade_time = LLUI::sSettingGroups["config"]->getF32("ToolTipFadeTime");
alpha = clamp_rescale(mFadeTimer.getElapsedTimeF32(), 0.f, tool_tip_fade_time, 1.f, 0.f);
if (alpha == 0.f)
{
// finished fading out, so hide ourselves
mFadeTimer.stop();
LLPanel::setVisible(false);
}
}
// draw tooltip contents with appropriate alpha
{
LLViewDrawContext context(alpha);
LLPanel::draw();
}
}
void LLHUDEffectBlob::render()
{
F32 time = mTimer.getElapsedTimeF32();
if (mDuration < time)
{
markDead();
}
LLVector3 pos_agent = gAgent.getPosAgentFromGlobal(mPositionGlobal);
LLVector3 pixel_up, pixel_right;
LLViewerCamera::instance().getPixelVectors(pos_agent, pixel_up, pixel_right);
LLGLSPipelineAlpha gls_pipeline_alpha;
gGL.getTexUnit(0)->bind(mImage->getImage());
LLColor4U color = mColor;
color.mV[VALPHA] = (U8)clamp_rescale(time, 0.f, mDuration, 255.f, 0.f);
gGL.color4ubv(color.mV);
{ gGL.pushMatrix();
gGL.translatef(pos_agent.mV[0], pos_agent.mV[1], pos_agent.mV[2]);
LLVector3 u_scale = pixel_right * (F32)mPixelSize;
LLVector3 v_scale = pixel_up * (F32)mPixelSize;
{ gGL.begin(LLRender::QUADS);
gGL.texCoord2f(0.f, 1.f);
gGL.vertex3fv((v_scale - u_scale).mV);
gGL.texCoord2f(0.f, 0.f);
gGL.vertex3fv((-v_scale - u_scale).mV);
gGL.texCoord2f(1.f, 0.f);
gGL.vertex3fv((-v_scale + u_scale).mV);
gGL.texCoord2f(1.f, 1.f);
gGL.vertex3fv((v_scale + u_scale).mV);
} gGL.end();
} gGL.popMatrix();
}
S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, const LLColor4 &color, HAlign halign, VAlign valign, U8 style,
ShadowType shadow, S32 max_chars, S32 max_pixels, F32* right_x, BOOL use_embedded, BOOL use_ellipses) const
{
LLFastTimer _(FTM_RENDER_FONTS);
if(!sDisplayFont) //do not display texts
{
return wstr.length() ;
}
if (wstr.empty() || !max_pixels)
{
return 0;
}
if (max_chars == -1)
max_chars = S32_MAX;
const S32 max_index = llmin(llmax(max_chars, begin_offset + max_chars), S32(wstr.length()));
if (max_index <= 0 || begin_offset >= max_index || max_pixels <= 0)
return 0;
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
S32 scaled_max_pixels = max_pixels == S32_MAX ? S32_MAX : llceil((F32)max_pixels * sScaleX);
// Strip off any style bits that are already accounted for by the font.
style = style & (~getFontDesc().getStyle());
F32 drop_shadow_strength = 0.f;
if (shadow != NO_SHADOW)
{
F32 luminance;
color.calcHSL(NULL, NULL, &luminance);
drop_shadow_strength = clamp_rescale(luminance, 0.35f, 0.6f, 0.f, 1.f);
if (luminance < 0.35f)
{
shadow = NO_SHADOW;
}
}
gGL.pushUIMatrix();
gGL.loadUIIdentity();
LLVector2 origin(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY));
// Depth translation, so that floating text appears 'in-world'
// and is correctly occluded.
gGL.translatef(0.f,0.f,sCurDepth);
S32 chars_drawn = 0;
S32 i;
S32 length = max_index - begin_offset;
F32 cur_x, cur_y, cur_render_x, cur_render_y;
// Not guaranteed to be set correctly
gGL.setSceneBlendType(LLRender::BT_ALPHA);
cur_x = ((F32)x * sScaleX) + origin.mV[VX];
cur_y = ((F32)y * sScaleY) + origin.mV[VY];
// Offset y by vertical alignment.
// use unscaled font metrics here
switch (valign)
{
case TOP:
cur_y -= llceil(mFontFreetype->getAscenderHeight());
break;
case BOTTOM:
cur_y += llceil(mFontFreetype->getDescenderHeight());
break;
case VCENTER:
cur_y -= llceil((llceil(mFontFreetype->getAscenderHeight()) - llceil(mFontFreetype->getDescenderHeight())) / 2.f);
break;
case BASELINE:
// Baseline, do nothing.
break;
default:
break;
}
switch (halign)
{
case LEFT:
break;
case RIGHT:
cur_x -= llmin(scaled_max_pixels, ll_round(getWidthF32(wstr.c_str(), begin_offset, length) * sScaleX));
break;
case HCENTER:
cur_x -= llmin(scaled_max_pixels, ll_round(getWidthF32(wstr.c_str(), begin_offset, length) * sScaleX)) / 2;
break;
default:
break;
}
cur_render_y = cur_y;
cur_render_x = cur_x;
F32 start_x = (F32)ll_round(cur_x);
const LLFontBitmapCache* font_bitmap_cache = mFontFreetype->getFontBitmapCache();
F32 inv_width = 1.f / font_bitmap_cache->getBitmapWidth();
F32 inv_height = 1.f / font_bitmap_cache->getBitmapHeight();
const S32 LAST_CHARACTER = LLFontFreetype::LAST_CHAR_FULL;
BOOL draw_ellipses = FALSE;
if (use_ellipses && halign == LEFT)
{
// check for too long of a string
S32 string_width = ll_round(getWidthF32(wstr, begin_offset, max_chars) * sScaleX);
if (string_width > scaled_max_pixels)
{
// use four dots for ellipsis width to generate padding
const LLWString dots(utf8str_to_wstring(std::string("....")));
scaled_max_pixels = llmax(0, scaled_max_pixels - ll_round(getWidthF32(dots.c_str())));
draw_ellipses = TRUE;
}
}
const LLFontGlyphInfo* next_glyph = NULL;
const S32 GLYPH_BATCH_SIZE = 30;
static LL_ALIGN_16(LLVector4a vertices[GLYPH_BATCH_SIZE * 4]);
static LLVector2 uvs[GLYPH_BATCH_SIZE * 4];
static LLColor4U colors[GLYPH_BATCH_SIZE * 4];
LLColor4U text_color(color);
S32 bitmap_num = -1;
S32 glyph_count = 0;
for (i = begin_offset; i < begin_offset + length; i++)
{
llwchar wch = wstr[i];
// Handle embedded characters first, if they're enabled.
// Embedded characters are a hack for notecards
const embedded_data_t* ext_data = use_embedded ? getEmbeddedCharData(wch) : NULL;
if (ext_data)
{
LLImageGL* ext_image = ext_data->mImage;
const LLWString& label = ext_data->mLabel;
F32 ext_height = (F32)ext_image->getHeight() * sScaleY;
F32 ext_width = (F32)ext_image->getWidth() * sScaleX;
F32 ext_advance = (EXT_X_BEARING * sScaleX) + ext_width;
if (!label.empty())
{
ext_advance += (EXT_X_BEARING + getFontExtChar()->getWidthF32( label.c_str() )) * sScaleX;
}
if (start_x + scaled_max_pixels < cur_x + ext_advance)
{
// Not enough room for this character.
break;
}
gGL.getTexUnit(0)->bind(ext_image);
// snap origin to whole screen pixel
const F32 ext_x = (F32)ll_round(cur_render_x + (EXT_X_BEARING * sScaleX));
const F32 ext_y = (F32)ll_round(cur_render_y + (EXT_Y_BEARING * sScaleY + mFontFreetype->getAscenderHeight() - mFontFreetype->getLineHeight()));
LLRectf uv_rect(0.f, 1.f, 1.f, 0.f);
LLRectf screen_rect(ext_x, ext_y + ext_height, ext_x + ext_width, ext_y);
if (glyph_count > 0)
{
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
}
gGL.end();
glyph_count = 0;
}
renderQuad(vertices, uvs, colors, screen_rect, uv_rect, LLColor4U::white, 0);
//No batching here. It will never happen.
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, 4);
}
gGL.end();
if (!label.empty())
{
gGL.pushMatrix();
getFontExtChar()->render(label, 0,
/*llfloor*/(ext_x / sScaleX) + ext_image->getWidth() + EXT_X_BEARING - sCurOrigin.mX,
/*llfloor*/(cur_render_y / sScaleY) - sCurOrigin.mY,
color,
halign, BASELINE, UNDERLINE, NO_SHADOW, S32_MAX, S32_MAX, NULL,
TRUE );
gGL.popMatrix();
}
chars_drawn++;
cur_x += ext_advance;
if (((i + 1) < length) && wstr[i+1])
{
cur_x += EXT_KERNING * sScaleX;
}
cur_render_x = cur_x;
}
else
{
const LLFontGlyphInfo* fgi = next_glyph;
next_glyph = NULL;
if(!fgi)
{
fgi = mFontFreetype->getGlyphInfo(wch);
}
if (!fgi)
{
LL_ERRS() << "Missing Glyph Info" << LL_ENDL;
break;
}
// Per-glyph bitmap texture.
S32 next_bitmap_num = fgi->mBitmapNum;
if (next_bitmap_num != bitmap_num)
{
// Actually draw the queued glyphs before switching their texture;
// otherwise the queued glyphs will be taken from wrong textures.
if (glyph_count > 0)
{
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
}
gGL.end();
glyph_count = 0;
}
bitmap_num = next_bitmap_num;
LLImageGL *font_image = font_bitmap_cache->getImageGL(bitmap_num);
gGL.getTexUnit(0)->bind(font_image);
}
if ((start_x + scaled_max_pixels) < (cur_x + fgi->mXBearing + fgi->mWidth))
{
// Not enough room for this character.
break;
}
// Draw the text at the appropriate location
//Specify vertices and texture coordinates
LLRectf uv_rect((fgi->mXBitmapOffset) * inv_width,
(fgi->mYBitmapOffset + fgi->mHeight + PAD_UVY) * inv_height,
(fgi->mXBitmapOffset + fgi->mWidth) * inv_width,
(fgi->mYBitmapOffset - PAD_UVY) * inv_height);
// snap glyph origin to whole screen pixel
LLRectf screen_rect((F32)ll_round(cur_render_x + (F32)fgi->mXBearing),
(F32)ll_round(cur_render_y + (F32)fgi->mYBearing),
(F32)ll_round(cur_render_x + (F32)fgi->mXBearing) + (F32)fgi->mWidth,
(F32)ll_round(cur_render_y + (F32)fgi->mYBearing) - (F32)fgi->mHeight);
if (glyph_count >= GLYPH_BATCH_SIZE)
{
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
}
gGL.end();
glyph_count = 0;
}
drawGlyph(glyph_count, vertices, uvs, colors, screen_rect, uv_rect, text_color, style, shadow, drop_shadow_strength);
chars_drawn++;
cur_x += fgi->mXAdvance;
cur_y += fgi->mYAdvance;
llwchar next_char = wstr[i+1];
if (next_char && (next_char < LAST_CHARACTER))
{
// Kern this puppy.
next_glyph = mFontFreetype->getGlyphInfo(next_char);
cur_x += mFontFreetype->getXKerning(fgi, next_glyph);
}
// Round after kerning.
// Must do this to cur_x, not just to cur_render_x, otherwise you
// will squish sub-pixel kerned characters too close together.
// For example, "CCCCC" looks bad.
cur_x = (F32)ll_round(cur_x);
//cur_y = (F32)ll_round(cur_y);
cur_render_x = cur_x;
cur_render_y = cur_y;
}
}
if(glyph_count)
{
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
}
gGL.end();
}
if (right_x)
{
*right_x = (cur_x - origin.mV[VX]) / sScaleX;
}
if (style & UNDERLINE)
{
F32 descender = (F32)llfloor(mFontFreetype->getDescenderHeight());
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
gGL.begin(LLRender::LINES);
gGL.vertex2f(start_x, cur_y - descender);
gGL.vertex2f(cur_x, cur_y - descender);
gGL.end();
}
if (draw_ellipses)
{
// recursively render ellipses at end of string
// we've already reserved enough room
gGL.pushUIMatrix();
renderUTF8(std::string("..."),
0,
(cur_x - origin.mV[VX]) / sScaleX, (F32)y,
color,
LEFT, valign,
style,
shadow,
S32_MAX, max_pixels,
right_x,
FALSE);
gGL.popUIMatrix();
}
gGL.popUIMatrix();
return chars_drawn;
}
F32 LLFocusMgr::getFocusFlashAmt() const
{
return clamp_rescale(getFocusTime(), 0.f, FOCUS_FADE_TIME, mFocusWeight, 0.f);
}
//-----------------------------------------------------------------------------
// LLWalkAdjustMotion::onUpdate()
//-----------------------------------------------------------------------------
BOOL LLWalkAdjustMotion::onUpdate(F32 time, U8* joint_mask)
{
// delta_time is guaranteed to be non zero
F32 delta_time = llclamp(time - mLastTime, TIME_EPSILON, MAX_TIME_DELTA);
mLastTime = time;
// find the avatar motion vector in the XY plane
LLVector3 avatar_velocity = mCharacter->getCharacterVelocity() * mCharacter->getTimeDilation();
avatar_velocity.mV[VZ] = 0.f;
F32 speed = llclamp(avatar_velocity.magVec(), 0.f, MAX_WALK_PLAYBACK_SPEED);
// grab avatar->world transforms
LLQuaternion avatar_to_world_rot = mCharacter->getRootJoint()->getWorldRotation();
LLQuaternion world_to_avatar_rot(avatar_to_world_rot);
world_to_avatar_rot.conjugate();
LLVector3 foot_slip_vector;
// find foot drift along velocity vector
if (speed > MIN_WALK_SPEED)
{ // walking/running
// calculate world-space foot drift
// use global coordinates to seamlessly handle region crossings
LLVector3d leftFootGlobalPosition = mCharacter->getPosGlobalFromAgent(mLeftAnkleJoint->getWorldPosition());
leftFootGlobalPosition.mdV[VZ] = 0.0;
LLVector3 leftFootDelta(leftFootGlobalPosition - mLastLeftFootGlobalPos);
mLastLeftFootGlobalPos = leftFootGlobalPosition;
LLVector3d rightFootGlobalPosition = mCharacter->getPosGlobalFromAgent(mRightAnkleJoint->getWorldPosition());
rightFootGlobalPosition.mdV[VZ] = 0.0;
LLVector3 rightFootDelta(rightFootGlobalPosition - mLastRightFootGlobalPos);
mLastRightFootGlobalPos = rightFootGlobalPosition;
// get foot drift along avatar direction of motion
F32 left_foot_slip_amt = leftFootDelta * avatar_velocity;
F32 right_foot_slip_amt = rightFootDelta * avatar_velocity;
// if right foot is pushing back faster than left foot...
if (right_foot_slip_amt < left_foot_slip_amt)
{ //...use it to calculate optimal animation speed
foot_slip_vector = rightFootDelta;
}
else
{ // otherwise use the left foot
foot_slip_vector = leftFootDelta;
}
// calculate ideal pelvis offset so that foot is glued to ground and damp towards it
// this will soak up transient slippage
//
// FIXME: this interacts poorly with speed adjustment
// mPelvisOffset compensates for foot drift by moving the avatar pelvis in the opposite
// direction of the drift, up to a certain limited distance
// but this will cause the animation playback rate calculation below to
// kick in too slowly and sometimes start playing the animation in reverse.
//mPelvisOffset -= PELVIS_COMPENSATION_WIEGHT * (foot_slip_vector * world_to_avatar_rot);//lerp(LLVector3::zero, -1.f * (foot_slip_vector * world_to_avatar_rot), LLCriticalDamp::getInterpolant(0.1f));
////F32 drift_comp_max = DRIFT_COMP_MAX_TOTAL * (llclamp(speed, 0.f, DRIFT_COMP_MAX_SPEED) / DRIFT_COMP_MAX_SPEED);
//F32 drift_comp_max = DRIFT_COMP_MAX_TOTAL;
//// clamp pelvis offset to a 90 degree arc behind the nominal position
//// NB: this is an ADDITIVE amount that is accumulated every frame, so clamping it alone won't do the trick
//// must clamp with absolute position of pelvis in mind
//LLVector3 currentPelvisPos = mPelvisState->getJoint()->getPosition();
//mPelvisOffset.mV[VX] = llclamp( mPelvisOffset.mV[VX], -drift_comp_max, drift_comp_max );
//mPelvisOffset.mV[VY] = llclamp( mPelvisOffset.mV[VY], -drift_comp_max, drift_comp_max );
//mPelvisOffset.mV[VZ] = 0.f;
//
//mLastRightFootGlobalPos += LLVector3d(mPelvisOffset * avatar_to_world_rot);
//mLastLeftFootGlobalPos += LLVector3d(mPelvisOffset * avatar_to_world_rot);
//foot_slip_vector -= mPelvisOffset;
LLVector3 avatar_movement_dir = avatar_velocity;
avatar_movement_dir.normalize();
// planted foot speed is avatar velocity - foot slip amount along avatar movement direction
F32 foot_speed = speed - ((foot_slip_vector * avatar_movement_dir) / delta_time);
// multiply animation playback rate so that foot speed matches avatar speed
F32 min_speed_multiplier = clamp_rescale(speed, 0.f, 1.f, 0.f, 0.1f);
F32 desired_speed_multiplier = llclamp(speed / foot_speed, min_speed_multiplier, ANIM_SPEED_MAX);
// blend towards new speed adjustment value
F32 new_speed_adjust = lerp(mAdjustedSpeed, desired_speed_multiplier, LLCriticalDamp::getInterpolant(SPEED_ADJUST_TIME_CONSTANT));
// limit that rate at which the speed adjustment changes
F32 speedDelta = llclamp(new_speed_adjust - mAdjustedSpeed, -SPEED_ADJUST_MAX_SEC * delta_time, SPEED_ADJUST_MAX_SEC * delta_time);
mAdjustedSpeed += speedDelta;
// modulate speed by dot products of facing and velocity
// so that if we are moving sideways, we slow down the animation
// and if we're moving backward, we walk backward
// do this at the end to be more responsive to direction changes instead of in the above speed calculations
F32 directional_factor = (avatar_movement_dir * world_to_avatar_rot).mV[VX];
mAnimSpeed = mAdjustedSpeed * directional_factor;
}
else
{ // standing/turning
// damp out speed adjustment to 0
mAnimSpeed = lerp(mAnimSpeed, 1.f, LLCriticalDamp::getInterpolant(0.2f));
//mPelvisOffset = lerp(mPelvisOffset, LLVector3::zero, LLCriticalDamp::getInterpolant(0.2f));
}
// broadcast walk speed change
mCharacter->setAnimationData("Walk Speed", &mAnimSpeed);
// set position
// need to update *some* joint to keep this animation active
mPelvisState->setPosition(mPelvisOffset);
return TRUE;
}
S32 LLFontGL::render(const LLWString &wstr,
const S32 begin_offset,
const F32 x, const F32 y,
const LLColor4 &color,
const HAlign halign, const VAlign valign,
U8 style,
const S32 max_chars, S32 max_pixels,
F32* right_x,
BOOL use_embedded,
BOOL use_ellipses) const
{
if(!sDisplayFont) //do not display texts
{
return wstr.length() ;
}
if (wstr.empty())
{
return 0;
}
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
S32 scaled_max_pixels = max_pixels == S32_MAX ? S32_MAX : llceil((F32)max_pixels * sScaleX);
// Strip off any style bits that are already accounted for by the font.
style = style & (~getFontDesc().getStyle());
F32 drop_shadow_strength = 0.f;
if (style & (DROP_SHADOW | DROP_SHADOW_SOFT))
{
F32 luminance;
color.calcHSL(NULL, NULL, &luminance);
drop_shadow_strength = clamp_rescale(luminance, 0.35f, 0.6f, 0.f, 1.f);
if (luminance < 0.35f)
{
style = style & ~(DROP_SHADOW | DROP_SHADOW_SOFT);
}
}
gGL.pushMatrix();
glLoadIdentity();
gGL.translatef(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY), sCurOrigin.mZ);
// this code snaps the text origin to a pixel grid to start with
F32 pixel_offset_x = llround((F32)sCurOrigin.mX) - (sCurOrigin.mX);
F32 pixel_offset_y = llround((F32)sCurOrigin.mY) - (sCurOrigin.mY);
gGL.translatef(-pixel_offset_x, -pixel_offset_y, 0.f);
LLFastTimer t(LLFastTimer::FTM_RENDER_FONTS);
gGL.color4fv( color.mV );
S32 chars_drawn = 0;
S32 i;
S32 length;
if (-1 == max_chars)
{
length = (S32)wstr.length() - begin_offset;
}
else
{
length = llmin((S32)wstr.length() - begin_offset, max_chars );
}
F32 cur_x, cur_y, cur_render_x, cur_render_y;
// Not guaranteed to be set correctly
gGL.setSceneBlendType(LLRender::BT_ALPHA);
cur_x = ((F32)x * sScaleX);
cur_y = ((F32)y * sScaleY);
// Offset y by vertical alignment.
switch (valign)
{
case TOP:
cur_y -= mAscender;
break;
case BOTTOM:
cur_y += mDescender;
break;
case VCENTER:
cur_y -= ((mAscender - mDescender)/2.f);
break;
case BASELINE:
// Baseline, do nothing.
break;
default:
break;
}
switch (halign)
{
case LEFT:
break;
case RIGHT:
cur_x -= llmin(scaled_max_pixels, llround(getWidthF32(wstr.c_str(), 0, length) * sScaleX));
break;
case HCENTER:
cur_x -= llmin(scaled_max_pixels, llround(getWidthF32(wstr.c_str(), 0, length) * sScaleX)) / 2;
break;
default:
break;
}
cur_render_y = cur_y;
cur_render_x = cur_x;
F32 start_x = cur_x;
F32 inv_width = 1.f / mFontBitmapCachep->getBitmapWidth();
F32 inv_height = 1.f / mFontBitmapCachep->getBitmapHeight();
const S32 LAST_CHARACTER = LLFont::LAST_CHAR_FULL;
BOOL draw_ellipses = FALSE;
if (use_ellipses && halign == LEFT)
{
// check for too long of a string
if (getWidthF32(wstr.c_str(), 0, max_chars) * sScaleX > scaled_max_pixels)
{
// use four dots for ellipsis width to generate padding
const LLWString dots(utf8str_to_wstring(std::string("....")));
scaled_max_pixels = llmax(0, scaled_max_pixels - llround(getWidthF32(dots.c_str())));
draw_ellipses = TRUE;
}
}
// Remember last-used texture to avoid unnecesssary bind calls.
LLImageGL *last_bound_texture = NULL;
for (i = begin_offset; i < begin_offset + length; i++)
{
llwchar wch = wstr[i];
// Handle embedded characters first, if they're enabled.
// Embedded characters are a hack for notecards
const embedded_data_t* ext_data = use_embedded ? getEmbeddedCharData(wch) : NULL;
if (ext_data)
{
LLImageGL* ext_image = ext_data->mImage;
const LLWString& label = ext_data->mLabel;
F32 ext_height = (F32)ext_image->getHeight() * sScaleY;
F32 ext_width = (F32)ext_image->getWidth() * sScaleX;
F32 ext_advance = (EXT_X_BEARING * sScaleX) + ext_width;
if (!label.empty())
{
ext_advance += (EXT_X_BEARING + getFontExtChar()->getWidthF32( label.c_str() )) * sScaleX;
}
if (start_x + scaled_max_pixels < cur_x + ext_advance)
{
// Not enough room for this character.
break;
}
if (last_bound_texture != ext_image)
{
gGL.getTexUnit(0)->bind(ext_image);
last_bound_texture = ext_image;
}
// snap origin to whole screen pixel
const F32 ext_x = (F32)llround(cur_render_x + (EXT_X_BEARING * sScaleX));
const F32 ext_y = (F32)llround(cur_render_y + (EXT_Y_BEARING * sScaleY + mAscender - mLineHeight));
LLRectf uv_rect(0.f, 1.f, 1.f, 0.f);
LLRectf screen_rect(ext_x, ext_y + ext_height, ext_x + ext_width, ext_y);
drawGlyph(screen_rect, uv_rect, LLColor4::white, style, drop_shadow_strength);
if (!label.empty())
{
gGL.pushMatrix();
//glLoadIdentity();
//gGL.translatef(sCurOrigin.mX, sCurOrigin.mY, 0.0f);
//glScalef(sScaleX, sScaleY, 1.f);
getFontExtChar()->render(label, 0,
/*llfloor*/((ext_x + (F32)ext_image->getWidth() + EXT_X_BEARING) / sScaleX),
/*llfloor*/(cur_y / sScaleY),
color,
halign, BASELINE, NORMAL, S32_MAX, S32_MAX, NULL,
TRUE );
gGL.popMatrix();
}
gGL.color4fv(color.mV);
chars_drawn++;
cur_x += ext_advance;
if (((i + 1) < length) && wstr[i+1])
{
cur_x += EXT_KERNING * sScaleX;
}
cur_render_x = cur_x;
}
else
{
if (!hasGlyph(wch))
{
addChar(wch);
}
const LLFontGlyphInfo* fgi= getGlyphInfo(wch);
if (!fgi)
{
llerrs << "Missing Glyph Info" << llendl;
break;
}
// Per-glyph bitmap texture.
LLImageGL *image_gl = mFontBitmapCachep->getImageGL(fgi->mBitmapNum);
if (last_bound_texture != image_gl)
{
gGL.getTexUnit(0)->bind(image_gl);
last_bound_texture = image_gl;
}
if ((start_x + scaled_max_pixels) < (cur_x + fgi->mXBearing + fgi->mWidth))
{
// Not enough room for this character.
break;
}
// Draw the text at the appropriate location
//Specify vertices and texture coordinates
LLRectf uv_rect((fgi->mXBitmapOffset) * inv_width,
(fgi->mYBitmapOffset + fgi->mHeight + PAD_UVY) * inv_height,
(fgi->mXBitmapOffset + fgi->mWidth) * inv_width,
(fgi->mYBitmapOffset - PAD_UVY) * inv_height);
// snap glyph origin to whole screen pixel
LLRectf screen_rect(llround(cur_render_x + (F32)fgi->mXBearing),
llround(cur_render_y + (F32)fgi->mYBearing),
llround(cur_render_x + (F32)fgi->mXBearing) + (F32)fgi->mWidth,
llround(cur_render_y + (F32)fgi->mYBearing) - (F32)fgi->mHeight);
drawGlyph(screen_rect, uv_rect, color, style, drop_shadow_strength);
chars_drawn++;
cur_x += fgi->mXAdvance;
cur_y += fgi->mYAdvance;
llwchar next_char = wstr[i+1];
if (next_char && (next_char < LAST_CHARACTER))
{
// Kern this puppy.
if (!hasGlyph(next_char))
{
addChar(next_char);
}
cur_x += getXKerning(wch, next_char);
}
// Round after kerning.
// Must do this to cur_x, not just to cur_render_x, otherwise you
// will squish sub-pixel kerned characters too close together.
// For example, "CCCCC" looks bad.
cur_x = (F32)llfloor(cur_x + 0.5f);
//cur_y = (F32)llfloor(cur_y + 0.5f);
cur_render_x = cur_x;
cur_render_y = cur_y;
}
}
if (right_x)
{
*right_x = cur_x / sScaleX;
}
if (style & UNDERLINE)
{
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
gGL.begin(LLRender::LINES);
gGL.vertex2f(start_x, cur_y - (mDescender));
gGL.vertex2f(cur_x, cur_y - (mDescender));
gGL.end();
}
// *FIX: get this working in all alignment cases, etc.
if (draw_ellipses)
{
// recursively render ellipses at end of string
// we've already reserved enough room
gGL.pushMatrix();
//glLoadIdentity();
//gGL.translatef(sCurOrigin.mX, sCurOrigin.mY, 0.0f);
//glScalef(sScaleX, sScaleY, 1.f);
renderUTF8(std::string("..."),
0,
cur_x / sScaleX, (F32)y,
color,
LEFT, valign,
style,
S32_MAX, max_pixels,
right_x,
FALSE);
gGL.popMatrix();
}
gGL.popMatrix();
return chars_drawn;
}
S32 LLFontGL::render(const LLWString &wstr,
const S32 begin_offset,
const F32 x, const F32 y,
const LLColor4 &color,
const HAlign halign, const VAlign valign,
U8 style,
const S32 max_chars, S32 max_pixels,
F32* right_x,
BOOL use_embedded,
BOOL use_ellipses) const
{
if(!sDisplayFont) //do not display texts
{
return wstr.length() ;
}
LLGLEnable tex(GL_TEXTURE_2D);
if (wstr.empty())
{
return 0;
}
S32 scaled_max_pixels = max_pixels == S32_MAX ? S32_MAX : llceil((F32)max_pixels * sScaleX);
// HACK for better bolding
if (style & BOLD)
{
if (this == LLFontGL::sSansSerif)
{
return LLFontGL::sSansSerifBold->render(
wstr, begin_offset,
x, y,
color,
halign, valign,
(style & ~BOLD),
max_chars, max_pixels,
right_x, use_embedded);
}
}
F32 drop_shadow_strength = 0.f;
if (style & (DROP_SHADOW | DROP_SHADOW_SOFT))
{
F32 luminance;
color.calcHSL(NULL, NULL, &luminance);
drop_shadow_strength = clamp_rescale(luminance, 0.35f, 0.6f, 0.f, 1.f);
if (luminance < 0.35f)
{
style = style & ~(DROP_SHADOW | DROP_SHADOW_SOFT);
}
}
gGL.pushMatrix();
glLoadIdentity();
gGL.translatef(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY), sCurOrigin.mZ);
//glScalef(sScaleX, sScaleY, 1.0f);
// avoid half pixels
// RN: if we're going to this trouble, might as well snap to nearest pixel all the time
// but the plan is to get rid of this so that fonts "just work"
//F32 half_pixel_distance = llabs(fmodf(sCurOrigin.mX * sScaleX, 1.f) - 0.5f);
//if (half_pixel_distance < PIXEL_BORDER_THRESHOLD)
//{
gGL.translatef(PIXEL_CORRECTION_DISTANCE*sScaleX, 0.f, 0.f);
//}
// this code would just snap to pixel grid, although it seems to introduce more jitter
//F32 pixel_offset_x = llround(sCurOrigin.mX * sScaleX) - (sCurOrigin.mX * sScaleX);
//F32 pixel_offset_y = llround(sCurOrigin.mY * sScaleY) - (sCurOrigin.mY * sScaleY);
//gGL.translatef(-pixel_offset_x, -pixel_offset_y, 0.f);
// scale back to native pixel size
//glScalef(1.f / sScaleX, 1.f / sScaleY, 1.f);
//glScaled(1.0 / (F64) sScaleX, 1.0 / (F64) sScaleY, 1.0f);
LLFastTimer t(LLFastTimer::FTM_RENDER_FONTS);
gGL.color4fv( color.mV );
S32 chars_drawn = 0;
S32 i;
S32 length;
if (-1 == max_chars)
{
length = (S32)wstr.length() - begin_offset;
}
else
{
length = llmin((S32)wstr.length() - begin_offset, max_chars );
}
F32 cur_x, cur_y, cur_render_x, cur_render_y;
// Bind the font texture
mImageGLp->bind(0);
// Not guaranteed to be set correctly
gGL.setSceneBlendType(LLRender::BT_ALPHA);
cur_x = ((F32)x * sScaleX);
cur_y = ((F32)y * sScaleY);
// Offset y by vertical alignment.
switch (valign)
{
case TOP:
cur_y -= mAscender;
break;
case BOTTOM:
cur_y += mDescender;
break;
case VCENTER:
cur_y -= ((mAscender - mDescender)/2.f);
break;
case BASELINE:
// Baseline, do nothing.
break;
default:
break;
}
switch (halign)
{
case LEFT:
break;
case RIGHT:
cur_x -= llmin(scaled_max_pixels, llround(getWidthF32(wstr.c_str(), 0, length) * sScaleX));
break;
case HCENTER:
cur_x -= llmin(scaled_max_pixels, llround(getWidthF32(wstr.c_str(), 0, length) * sScaleX)) / 2;
break;
default:
break;
}
// Round properly.
//cur_render_y = (F32)llfloor(cur_y/sScaleY + 0.5f)*sScaleY;
//cur_render_x = (F32)llfloor(cur_x/sScaleX + 0.5f)*sScaleX;
cur_render_y = cur_y;
cur_render_x = cur_x;
F32 start_x = cur_x;
F32 inv_width = 1.f / mImageGLp->getWidth();
F32 inv_height = 1.f / mImageGLp->getHeight();
const S32 LAST_CHARACTER = LLFont::LAST_CHAR_FULL;
BOOL draw_ellipses = FALSE;
if (use_ellipses && halign == LEFT)
{
// check for too long of a string
if (getWidthF32(wstr.c_str(), 0, max_chars) * sScaleX > scaled_max_pixels)
{
// use four dots for ellipsis width to generate padding
const LLWString dots(utf8str_to_wstring(std::string("....")));
scaled_max_pixels = llmax(0, scaled_max_pixels - llround(getWidthF32(dots.c_str())));
draw_ellipses = TRUE;
}
}
for (i = begin_offset; i < begin_offset + length; i++)
{
llwchar wch = wstr[i];
// Handle embedded characters first, if they're enabled.
// Embedded characters are a hack for notecards
const embedded_data_t* ext_data = use_embedded ? getEmbeddedCharData(wch) : NULL;
if (ext_data)
{
LLImageGL* ext_image = ext_data->mImage;
const LLWString& label = ext_data->mLabel;
F32 ext_height = (F32)ext_image->getHeight() * sScaleY;
F32 ext_width = (F32)ext_image->getWidth() * sScaleX;
F32 ext_advance = (EXT_X_BEARING * sScaleX) + ext_width;
if (!label.empty())
{
ext_advance += (EXT_X_BEARING + gExtCharFont->getWidthF32( label.c_str() )) * sScaleX;
}
if (start_x + scaled_max_pixels < cur_x + ext_advance)
{
// Not enough room for this character.
break;
}
ext_image->bind();
const F32 ext_x = cur_render_x + (EXT_X_BEARING * sScaleX);
const F32 ext_y = cur_render_y + (EXT_Y_BEARING * sScaleY + mAscender - mLineHeight);
LLRectf uv_rect(0.f, 1.f, 1.f, 0.f);
LLRectf screen_rect(ext_x, ext_y + ext_height, ext_x + ext_width, ext_y);
drawGlyph(screen_rect, uv_rect, LLColor4::white, style, drop_shadow_strength);
if (!label.empty())
{
gGL.pushMatrix();
//glLoadIdentity();
//gGL.translatef(sCurOrigin.mX, sCurOrigin.mY, 0.0f);
//glScalef(sScaleX, sScaleY, 1.f);
gExtCharFont->render(label, 0,
/*llfloor*/((ext_x + (F32)ext_image->getWidth() + EXT_X_BEARING) / sScaleX),
/*llfloor*/(cur_y / sScaleY),
color,
halign, BASELINE, NORMAL, S32_MAX, S32_MAX, NULL,
TRUE );
gGL.popMatrix();
}
gGL.color4fv(color.mV);
chars_drawn++;
cur_x += ext_advance;
if (((i + 1) < length) && wstr[i+1])
{
cur_x += EXT_KERNING * sScaleX;
}
cur_render_x = cur_x;
// Bind the font texture
mImageGLp->bind();
}
else
{
if (!hasGlyph(wch))
{
(const_cast<LLFontGL*>(this))->addChar(wch);
}
const LLFontGlyphInfo* fgi= getGlyphInfo(wch);
if (!fgi)
{
llerrs << "Missing Glyph Info" << llendl;
break;
}
if ((start_x + scaled_max_pixels) < (cur_x + fgi->mXBearing + fgi->mWidth))
{
// Not enough room for this character.
break;
}
// Draw the text at the appropriate location
//Specify vertices and texture coordinates
LLRectf uv_rect((fgi->mXBitmapOffset - PAD_AMT) * inv_width,
(fgi->mYBitmapOffset + fgi->mHeight + PAD_AMT) * inv_height,
(fgi->mXBitmapOffset + fgi->mWidth + PAD_AMT) * inv_width,
(fgi->mYBitmapOffset - PAD_AMT) * inv_height);
LLRectf screen_rect(cur_render_x + (F32)fgi->mXBearing - PAD_AMT,
cur_render_y + (F32)fgi->mYBearing + PAD_AMT,
cur_render_x + (F32)fgi->mXBearing + (F32)fgi->mWidth + PAD_AMT,
cur_render_y + (F32)fgi->mYBearing - (F32)fgi->mHeight - PAD_AMT);
drawGlyph(screen_rect, uv_rect, color, style, drop_shadow_strength);
chars_drawn++;
cur_x += fgi->mXAdvance;
cur_y += fgi->mYAdvance;
llwchar next_char = wstr[i+1];
if (next_char && (next_char < LAST_CHARACTER))
{
// Kern this puppy.
if (!hasGlyph(next_char))
{
(const_cast<LLFontGL*>(this))->addChar(next_char);
}
cur_x += getXKerning(wch, next_char);
}
// Round after kerning.
// Must do this to cur_x, not just to cur_render_x, otherwise you
// will squish sub-pixel kerned characters too close together.
// For example, "CCCCC" looks bad.
cur_x = (F32)llfloor(cur_x + 0.5f);
//cur_y = (F32)llfloor(cur_y + 0.5f);
cur_render_x = cur_x;
cur_render_y = cur_y;
}
}
if (right_x)
{
*right_x = cur_x / sScaleX;
}
if (style & UNDERLINE)
{
LLGLSNoTexture no_texture;
gGL.begin(LLVertexBuffer::LINES);
gGL.vertex2f(start_x, cur_y - (mDescender));
gGL.vertex2f(cur_x, cur_y - (mDescender));
gGL.end();
}
// *FIX: get this working in all alignment cases, etc.
if (draw_ellipses)
{
// recursively render ellipses at end of string
// we've already reserved enough room
gGL.pushMatrix();
//glLoadIdentity();
//gGL.translatef(sCurOrigin.mX, sCurOrigin.mY, 0.0f);
//glScalef(sScaleX, sScaleY, 1.f);
renderUTF8(std::string("..."),
0,
cur_x / sScaleX, (F32)y,
color,
LEFT, valign,
style,
S32_MAX, max_pixels,
right_x,
FALSE);
gGL.popMatrix();
}
gGL.popMatrix();
return chars_drawn;
}
F32 LLFocusMgr::getFocusFlashAmt() const
{
return clamp_rescale(mFocusFlashTimer.getElapsedTimeF32(), 0.f, FOCUS_FADE_TIME, 1.f, 0.f);
}
void LLProgressView::draw()
{
static LLTimer timer;
if (mFadeFromLoginTimer.getStarted())
{
F32 alpha = clamp_rescale(mFadeFromLoginTimer.getElapsedTimeF32(), 0.f, FADE_TO_WORLD_TIME, 0.f, 1.f);
LLViewDrawContext context(alpha);
if (!mMediaCtrl->getVisible())
{
drawStartTexture(alpha);
}
LLPanel::draw();
return;
}
// handle fade out to world view when we're asked to
if (mFadeToWorldTimer.getStarted())
{
// draw fading panel
F32 alpha = clamp_rescale(mFadeToWorldTimer.getElapsedTimeF32(), 0.f, FADE_TO_WORLD_TIME, 1.f, 0.f);
LLViewDrawContext context(alpha);
drawStartTexture(alpha);
LLPanel::draw();
// faded out completely - remove panel and reveal world
if (mFadeToWorldTimer.getElapsedTimeF32() > FADE_TO_WORLD_TIME )
{
mFadeToWorldTimer.stop();
LLViewerMedia::setOnlyAudibleMediaTextureID(LLUUID::null);
// Fade is complete, release focus
gFocusMgr.releaseFocusIfNeeded( this );
// turn off panel that hosts intro so we see the world
LLPanel::setVisible(FALSE);
// stop observing events since we no longer care
mMediaCtrl->remObserver( this );
// hide the intro
mMediaCtrl->setVisible( false );
// navigate away from intro page to something innocuous since 'unload' is broken right now
//mMediaCtrl->navigateTo( "about:blank" );
// FIXME: this causes a crash that i haven't been able to fix
mMediaCtrl->unloadMediaSource();
gStartTexture = NULL;
}
return;
}
drawStartTexture(1.0f);
// draw children
LLPanel::draw();
}
void LLSpeakerMgr::update(BOOL resort_ok)
{
if (!LLVoiceClient::getInstance())
{
return;
}
LLColor4 speaking_color = LLUIColorTable::instance().getColor("SpeakingColor");
LLColor4 overdriven_color = LLUIColorTable::instance().getColor("OverdrivenColor");
if(resort_ok) // only allow list changes when user is not interacting with it
{
updateSpeakerList();
}
// update status of all current speakers
BOOL voice_channel_active = (!mVoiceChannel && LLVoiceClient::getInstance()->inProximalChannel()) || (mVoiceChannel && mVoiceChannel->isActive());
for (speaker_map_t::iterator speaker_it = mSpeakers.begin(); speaker_it != mSpeakers.end();)
{
LLUUID speaker_id = speaker_it->first;
LLSpeaker* speakerp = speaker_it->second;
speaker_map_t::iterator cur_speaker_it = speaker_it++;
if (voice_channel_active && LLVoiceClient::getInstance()->getVoiceEnabled(speaker_id))
{
speakerp->mSpeechVolume = LLVoiceClient::getInstance()->getCurrentPower(speaker_id);
BOOL moderator_muted_voice = LLVoiceClient::getInstance()->getIsModeratorMuted(speaker_id);
if (moderator_muted_voice != speakerp->mModeratorMutedVoice)
{
speakerp->mModeratorMutedVoice = moderator_muted_voice;
speakerp->fireEvent(new LLSpeakerVoiceModerationEvent(speakerp));
}
if (LLVoiceClient::getInstance()->getOnMuteList(speaker_id) || speakerp->mModeratorMutedVoice)
{
speakerp->mStatus = LLSpeaker::STATUS_MUTED;
}
else if (LLVoiceClient::getInstance()->getIsSpeaking(speaker_id))
{
// reset inactivity expiration
if (speakerp->mStatus != LLSpeaker::STATUS_SPEAKING)
{
speakerp->mLastSpokeTime = mSpeechTimer.getElapsedTimeF32();
speakerp->mHasSpoken = TRUE;
}
speakerp->mStatus = LLSpeaker::STATUS_SPEAKING;
// interpolate between active color and full speaking color based on power of speech output
speakerp->mDotColor = speaking_color;
if (speakerp->mSpeechVolume > LLVoiceClient::OVERDRIVEN_POWER_LEVEL)
{
speakerp->mDotColor = overdriven_color;
}
}
else
{
speakerp->mSpeechVolume = 0.f;
speakerp->mDotColor = ACTIVE_COLOR;
if (speakerp->mHasSpoken)
{
// have spoken once, not currently speaking
speakerp->mStatus = LLSpeaker::STATUS_HAS_SPOKEN;
}
else
{
// default state for being in voice channel
speakerp->mStatus = LLSpeaker::STATUS_VOICE_ACTIVE;
}
}
}
// speaker no longer registered in voice channel, demote to text only
else if (speakerp->mStatus != LLSpeaker::STATUS_NOT_IN_CHANNEL)
{
if(speakerp->mType == LLSpeaker::SPEAKER_EXTERNAL)
{
// external speakers should be timed out when they leave the voice channel (since they only exist via SLVoice)
speakerp->mStatus = LLSpeaker::STATUS_NOT_IN_CHANNEL;
}
else
{
speakerp->mStatus = LLSpeaker::STATUS_TEXT_ONLY;
speakerp->mSpeechVolume = 0.f;
speakerp->mDotColor = ACTIVE_COLOR;
}
}
}
if(resort_ok) // only allow list changes when user is not interacting with it
{
// sort by status then time last spoken
std::sort(mSpeakersSorted.begin(), mSpeakersSorted.end(), LLSortRecentSpeakers());
}
// for recent speakers who are not currently speaking, show "recent" color dot for most recent
// fading to "active" color
S32 recent_speaker_count = 0;
S32 sort_index = 0;
speaker_list_t::iterator sorted_speaker_it;
for(sorted_speaker_it = mSpeakersSorted.begin();
sorted_speaker_it != mSpeakersSorted.end(); ++sorted_speaker_it)
{
LLPointer<LLSpeaker> speakerp = *sorted_speaker_it;
// color code recent speakers who are not currently speaking
if (speakerp->mStatus == LLSpeaker::STATUS_HAS_SPOKEN)
{
speakerp->mDotColor = lerp(speaking_color, ACTIVE_COLOR, clamp_rescale((F32)recent_speaker_count, -2.f, 3.f, 0.f, 1.f));
recent_speaker_count++;
}
// stuff sort ordinal into speaker so the ui can sort by this value
speakerp->mSortIndex = sort_index++;
}
}
void LLProgressView::draw()
{
static LLTimer timer;
if (gNoRender)
{
return;
}
// Make sure the progress view always fills the entire window.
S32 width = gViewerWindow->getWindowWidth();
S32 height = gViewerWindow->getWindowHeight();
if( (width != getRect().getWidth()) || (height != getRect().getHeight()) )
{
reshape( width, height );
}
// Paint bitmap if we've got one
glPushMatrix();
if (gStartImageGL)
{
LLGLSUIDefault gls_ui;
LLViewerImage::bindTexture(gStartImageGL);
gGL.color4f(1.f, 1.f, 1.f, mFadeTimer.getStarted() ? clamp_rescale(mFadeTimer.getElapsedTimeF32(), 0.f, FADE_IN_TIME, 1.f, 0.f) : 1.f);
F32 image_aspect = (F32)gStartImageWidth / (F32)gStartImageHeight;
F32 view_aspect = (F32)width / (F32)height;
// stretch image to maintain aspect ratio
if (image_aspect > view_aspect)
{
glTranslatef(-0.5f * (image_aspect / view_aspect - 1.f) * width, 0.f, 0.f);
glScalef(image_aspect / view_aspect, 1.f, 1.f);
}
else
{
glTranslatef(0.f, -0.5f * (view_aspect / image_aspect - 1.f) * height, 0.f);
glScalef(1.f, view_aspect / image_aspect, 1.f);
}
gl_rect_2d_simple_tex( getRect().getWidth(), getRect().getHeight() );
gStartImageGL->unbindTexture(0, GL_TEXTURE_2D);
}
else
{
LLGLSNoTexture gls_no_texture;
gGL.color4f(0.f, 0.f, 0.f, 1.f);
gl_rect_2d(getRect());
}
glPopMatrix();
// Handle fade-in animation
if (mFadeTimer.getStarted())
{
LLView::draw();
if (mFadeTimer.getElapsedTimeF32() > FADE_IN_TIME)
{
gFocusMgr.removeTopCtrlWithoutCallback(this);
LLView::setVisible(FALSE);
gStartImageGL = NULL;
}
return;
}
S32 line_x = getRect().getWidth() / 2;
S32 line_one_y = getRect().getHeight() / 2 + 64;
const S32 LINE_SPACING = 25;
S32 line_two_y = line_one_y - LINE_SPACING;
const LLFontGL* font = LLFontGL::sSansSerif;
LLUIImagePtr shadow_imagep = LLUI::getUIImage("rounded_square_soft.tga");
LLUIImagePtr bar_fg_imagep = LLUI::getUIImage("progressbar_fill.tga");
LLUIImagePtr bar_bg_imagep = LLUI::getUIImage("progressbar_track.tga");
LLUIImagePtr bar_imagep = LLUI::getUIImage("rounded_square.tga");
LLColor4 background_color = gColors.getColor("LoginProgressBarBgColor");
F32 alpha = 0.5f + 0.5f*0.5f*(1.f + (F32)sin(3.f*timer.getElapsedTimeF32()));
// background_color.mV[3] = background_color.mV[3]*alpha;
std::string top_line = LLAppViewer::instance()->getSecondLifeTitle();
S32 bar_bottom = line_two_y - 30;
S32 bar_height = 18;
S32 bar_width = getRect().getWidth() * 2 / 3;
S32 bar_left = (getRect().getWidth() / 2) - (bar_width / 2);
// translucent outline box
S32 background_box_left = ( ( ( getRect().getWidth() / 2 ) - ( bar_width / 2 ) ) / 4 ) * 3;
S32 background_box_top = ( getRect().getHeight() / 2 ) + LINE_SPACING * 5;
S32 background_box_right = getRect().getWidth() - background_box_left;
S32 background_box_bottom = ( getRect().getHeight() / 2 ) - LINE_SPACING * 5;
S32 background_box_width = background_box_right - background_box_left + 1;
S32 background_box_height = background_box_top - background_box_bottom + 1;
// shadow_imagep->draw( background_box_left + 2,
// background_box_bottom - 2,
// background_box_width,
// background_box_height,
// gColors.getColor( "LoginProgressBoxShadowColor" ) );
// bar_outline_imagep->draw( background_box_left,
// background_box_bottom,
// background_box_width,
// background_box_height,
// gColors.getColor("LoginProgressBoxBorderColor") );
bar_imagep->draw( background_box_left + 1,
background_box_bottom + 1,
background_box_width - 2,
background_box_height - 2,
gColors.getColor("LoginProgressBoxCenterColor") );
// we'll need this later for catching a click if it looks like it contains a link
if ( mMessage.find( "http://" ) != std::string::npos )
mOutlineRect.set( background_box_left, background_box_top, background_box_right, background_box_bottom );
else
mOutlineRect.set( 0, 0, 0, 0 );
// draw loading bar
font->renderUTF8(top_line, 0,
line_x, line_one_y,
//LLColor4::white,
gColors.getColor("LoginProgressBoxTextColor"),
LLFontGL::HCENTER, LLFontGL::BASELINE,
LLFontGL::DROP_SHADOW);
font->renderUTF8(mText, 0,
line_x, line_two_y,
//LLColor4::white,
gColors.getColor("LoginProgressBoxTextColor"),
LLFontGL::HCENTER, LLFontGL::BASELINE,
LLFontGL::DROP_SHADOW);
// shadow_imagep->draw(
// bar_left + 2,
// bar_bottom - 2,
// bar_width,
// bar_height,
// gColors.getColor("LoginProgressBoxShadowColor"));
// bar_imagep->draw(
// bar_left,
// bar_bottom,
// bar_width,
// bar_height,
// LLColor4(0.7f, 0.7f, 0.8f, 1.0f));
bar_bg_imagep->draw(
bar_left + 2,
bar_bottom + 2,
bar_width - 4,
bar_height - 4,
background_color);
LLColor4 bar_color = gColors.getColor("LoginProgressBarFgColor");
bar_color.mV[3] = alpha;
bar_fg_imagep->draw(
bar_left + 2,
bar_bottom + 2,
llround((bar_width - 4) * (mPercentDone / 100.f)),
bar_height - 4,
bar_color);
S32 line_three_y = line_two_y - LINE_SPACING * 3;
// draw the message if there is one
if(!mMessage.empty())
{
LLColor4 text_message_color = gColors.getColor("LoginProgressBoxTextColor");
LLWString wmessage = utf8str_to_wstring(mMessage);
const F32 MAX_PIXELS = 640.0f;
S32 chars_left = wmessage.length();
S32 chars_this_time = 0;
S32 msgidx = 0;
while(chars_left > 0)
{
chars_this_time = font->maxDrawableChars(wmessage.substr(msgidx).c_str(),
MAX_PIXELS,
MAX_STRING - 1,
TRUE);
LLWString wbuffer = wmessage.substr(msgidx, chars_this_time);
font->render(wbuffer, 0,
(F32)line_x, (F32)line_three_y,
//LLColor4::white,
gColors.getColor("LoginProgressBoxTextColor"),
LLFontGL::HCENTER, LLFontGL::BASELINE,
LLFontGL::DROP_SHADOW);
msgidx += chars_this_time;
chars_left -= chars_this_time;
line_three_y -= LINE_SPACING;
}
}
// draw children
LLView::draw();
}
//-----------------------------------------------------------------------------
// LLEditingMotion::onUpdate()
//-----------------------------------------------------------------------------
BOOL LLEditingMotion::onUpdate(F32 time, U8* joint_mask)
{
LLVector3 focus_pt;
LLVector3* pointAtPt = (LLVector3*)mCharacter->getAnimationData("PointAtPoint");
BOOL result = TRUE;
if (!pointAtPt)
{
focus_pt = mLastSelectPt;
result = FALSE;
}
else
{
focus_pt = *pointAtPt;
mLastSelectPt = focus_pt;
}
focus_pt += mCharacter->getCharacterPosition();
// propagate joint positions to kinematic chain
mParentJoint.setPosition( mParentState->getJoint()->getWorldPosition() );
mShoulderJoint.setPosition( mShoulderState->getJoint()->getPosition() );
mElbowJoint.setPosition( mElbowState->getJoint()->getPosition() );
mWristJoint.setPosition( mWristState->getJoint()->getPosition() + mWristOffset );
// propagate current joint rotations to kinematic chain
mParentJoint.setRotation( mParentState->getJoint()->getWorldRotation() );
mShoulderJoint.setRotation( mShoulderState->getJoint()->getRotation() );
mElbowJoint.setRotation( mElbowState->getJoint()->getRotation() );
// update target position from character
LLVector3 target = focus_pt - mParentJoint.getPosition();
F32 target_dist = target.normVec();
LLVector3 edit_plane_normal(1.f / F_SQRT2, 1.f / F_SQRT2, 0.f);
edit_plane_normal.normVec();
edit_plane_normal.rotVec(mTorsoState->getJoint()->getWorldRotation());
F32 dot = edit_plane_normal * target;
if (dot < 0.f)
{
target = target + (edit_plane_normal * (dot * 2.f));
target.mV[VZ] += clamp_rescale(dot, 0.f, -1.f, 0.f, 5.f);
target.normVec();
}
target = target * target_dist;
if (!target.isFinite())
{
LL_WARNS() << "Non finite target in editing motion with target distance of " << target_dist <<
" and focus point " << focus_pt << " and pointAtPt: ";
if (pointAtPt)
{
LL_CONT << *pointAtPt;
}
else
{
LL_CONT << "NULL";
}
LL_CONT << LL_ENDL;
target.setVec(1.f, 1.f, 1.f);
}
mTarget.setPosition( target + mParentJoint.getPosition());
// LL_INFOS() << "Point At: " << mTarget.getPosition() << LL_ENDL;
// update the ikSolver
if (!mTarget.getPosition().isExactlyZero())
{
LLQuaternion shoulderRot = mShoulderJoint.getRotation();
LLQuaternion elbowRot = mElbowJoint.getRotation();
mIKSolver.solve();
// use blending...
F32 slerp_amt = LLSmoothInterpolation::getInterpolant(TARGET_LAG_HALF_LIFE);
shoulderRot = slerp(slerp_amt, mShoulderJoint.getRotation(), shoulderRot);
elbowRot = slerp(slerp_amt, mElbowJoint.getRotation(), elbowRot);
// now put blended values back into joints
llassert(shoulderRot.isFinite());
llassert(elbowRot.isFinite());
mShoulderState->setRotation(shoulderRot);
mElbowState->setRotation(elbowRot);
mWristState->setRotation(LLQuaternion::DEFAULT);
}
mCharacter->setAnimationData("Hand Pose", &sHandPose);
mCharacter->setAnimationData("Hand Pose Priority", &sHandPosePriority);
return result;
}
S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, const LLColor4 &color, HAlign halign, VAlign valign, U8 style,
ShadowType shadow, S32 max_chars, S32 max_pixels, F32* right_x, BOOL use_ellipses) const
{
LLFastTimer _(FTM_RENDER_FONTS);
if(!sDisplayFont) //do not display texts
{
return wstr.length() ;
}
if (wstr.empty())
{
return 0;
}
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
S32 scaled_max_pixels = max_pixels == S32_MAX ? S32_MAX : llceil((F32)max_pixels * sScaleX);
// determine which style flags need to be added programmatically by stripping off the
// style bits that are drawn by the underlying Freetype font
U8 style_to_add = (style | mFontDescriptor.getStyle()) & ~mFontFreetype->getStyle();
F32 drop_shadow_strength = 0.f;
if (shadow != NO_SHADOW)
{
F32 luminance;
color.calcHSL(NULL, NULL, &luminance);
drop_shadow_strength = clamp_rescale(luminance, 0.35f, 0.6f, 0.f, 1.f);
if (luminance < 0.35f)
{
shadow = NO_SHADOW;
}
}
gGL.pushUIMatrix();
gGL.loadUIIdentity();
//gGL.translateUI(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY), sCurOrigin.mZ);
// this code snaps the text origin to a pixel grid to start with
//F32 pixel_offset_x = llround((F32)sCurOrigin.mX) - (sCurOrigin.mX);
//F32 pixel_offset_y = llround((F32)sCurOrigin.mY) - (sCurOrigin.mY);
//gGL.translateUI(-pixel_offset_x, -pixel_offset_y, 0.f);
LLVector2 origin(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY));
// snap the text origin to a pixel grid to start with
origin.mV[VX] -= llround((F32)sCurOrigin.mX) - (sCurOrigin.mX);
origin.mV[VY] -= llround((F32)sCurOrigin.mY) - (sCurOrigin.mY);
S32 chars_drawn = 0;
S32 i;
S32 length;
if (-1 == max_chars)
{
length = (S32)wstr.length() - begin_offset;
}
else
{
length = llmin((S32)wstr.length() - begin_offset, max_chars );
}
F32 cur_x, cur_y, cur_render_x, cur_render_y;
// Not guaranteed to be set correctly
gGL.setSceneBlendType(LLRender::BT_ALPHA);
cur_x = ((F32)x * sScaleX) + origin.mV[VX];
cur_y = ((F32)y * sScaleY) + origin.mV[VY];
// Offset y by vertical alignment.
switch (valign)
{
case TOP:
cur_y -= mFontFreetype->getAscenderHeight();
break;
case BOTTOM:
cur_y += mFontFreetype->getDescenderHeight();
break;
case VCENTER:
cur_y -= (mFontFreetype->getAscenderHeight() - mFontFreetype->getDescenderHeight()) / 2.f;
break;
case BASELINE:
// Baseline, do nothing.
break;
default:
break;
}
switch (halign)
{
case LEFT:
break;
case RIGHT:
cur_x -= llmin(scaled_max_pixels, llround(getWidthF32(wstr.c_str(), begin_offset, length) * sScaleX));
break;
case HCENTER:
cur_x -= llmin(scaled_max_pixels, llround(getWidthF32(wstr.c_str(), begin_offset, length) * sScaleX)) / 2;
break;
default:
break;
}
cur_render_y = cur_y;
cur_render_x = cur_x;
F32 start_x = llround(cur_x);
const LLFontBitmapCache* font_bitmap_cache = mFontFreetype->getFontBitmapCache();
F32 inv_width = 1.f / font_bitmap_cache->getBitmapWidth();
F32 inv_height = 1.f / font_bitmap_cache->getBitmapHeight();
const S32 LAST_CHARACTER = LLFontFreetype::LAST_CHAR_FULL;
BOOL draw_ellipses = FALSE;
if (use_ellipses)
{
// check for too long of a string
S32 string_width = llround(getWidthF32(wstr.c_str(), begin_offset, max_chars) * sScaleX);
if (string_width > scaled_max_pixels)
{
// use four dots for ellipsis width to generate padding
const LLWString dots(utf8str_to_wstring(std::string("....")));
scaled_max_pixels = llmax(0, scaled_max_pixels - llround(getWidthF32(dots.c_str())));
draw_ellipses = TRUE;
}
}
const LLFontGlyphInfo* next_glyph = NULL;
const S32 GLYPH_BATCH_SIZE = 30;
LLVector3 vertices[GLYPH_BATCH_SIZE * 4];
LLVector2 uvs[GLYPH_BATCH_SIZE * 4];
LLColor4U colors[GLYPH_BATCH_SIZE * 4];
LLColor4U text_color(color);
S32 bitmap_num = -1;
S32 glyph_count = 0;
for (i = begin_offset; i < begin_offset + length; i++)
{
llwchar wch = wstr[i];
const LLFontGlyphInfo* fgi = next_glyph;
next_glyph = NULL;
if(!fgi)
{
fgi = mFontFreetype->getGlyphInfo(wch);
}
if (!fgi)
{
llerrs << "Missing Glyph Info" << llendl;
break;
}
// Per-glyph bitmap texture.
S32 next_bitmap_num = fgi->mBitmapNum;
if (next_bitmap_num != bitmap_num)
{
bitmap_num = next_bitmap_num;
LLImageGL *font_image = font_bitmap_cache->getImageGL(bitmap_num);
gGL.getTexUnit(0)->bind(font_image);
}
if ((start_x + scaled_max_pixels) < (cur_x + fgi->mXBearing + fgi->mWidth))
{
// Not enough room for this character.
break;
}
// Draw the text at the appropriate location
//Specify vertices and texture coordinates
LLRectf uv_rect((fgi->mXBitmapOffset) * inv_width,
(fgi->mYBitmapOffset + fgi->mHeight + PAD_UVY) * inv_height,
(fgi->mXBitmapOffset + fgi->mWidth) * inv_width,
(fgi->mYBitmapOffset - PAD_UVY) * inv_height);
// snap glyph origin to whole screen pixel
LLRectf screen_rect(llround(cur_render_x + (F32)fgi->mXBearing),
llround(cur_render_y + (F32)fgi->mYBearing),
llround(cur_render_x + (F32)fgi->mXBearing) + (F32)fgi->mWidth,
llround(cur_render_y + (F32)fgi->mYBearing) - (F32)fgi->mHeight);
if (glyph_count >= GLYPH_BATCH_SIZE)
{
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
}
gGL.end();
glyph_count = 0;
}
drawGlyph(glyph_count, vertices, uvs, colors, screen_rect, uv_rect, text_color, style_to_add, shadow, drop_shadow_strength);
chars_drawn++;
cur_x += fgi->mXAdvance;
cur_y += fgi->mYAdvance;
llwchar next_char = wstr[i+1];
if (next_char && (next_char < LAST_CHARACTER))
{
// Kern this puppy.
next_glyph = mFontFreetype->getGlyphInfo(next_char);
cur_x += mFontFreetype->getXKerning(fgi, next_glyph);
}
// Round after kerning.
// Must do this to cur_x, not just to cur_render_x, otherwise you
// will squish sub-pixel kerned characters too close together.
// For example, "CCCCC" looks bad.
cur_x = (F32)llround(cur_x);
//cur_y = (F32)llround(cur_y);
cur_render_x = cur_x;
cur_render_y = cur_y;
}
gGL.begin(LLRender::QUADS);
{
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
}
gGL.end();
if (right_x)
{
*right_x = (cur_x - origin.mV[VX]) / sScaleX;
}
//FIXME: add underline as glyph?
if (style_to_add & UNDERLINE)
{
F32 descender = mFontFreetype->getDescenderHeight();
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
gGL.begin(LLRender::LINES);
gGL.vertex2f(start_x, cur_y - (descender));
gGL.vertex2f(cur_x, cur_y - (descender));
gGL.end();
}
if (draw_ellipses)
{
// recursively render ellipses at end of string
// we've already reserved enough room
gGL.pushUIMatrix();
renderUTF8(std::string("..."),
0,
(cur_x - origin.mV[VX]) / sScaleX, (F32)y,
color,
LEFT, valign,
style_to_add,
shadow,
S32_MAX, max_pixels,
right_x,
FALSE);
gGL.popUIMatrix();
}
gGL.popUIMatrix();
return chars_drawn;
}
