void CNumbersAttribute::setColor(video::SColor color)
{
reset();
if (IsFloat)
{
if (Count > 0)
ValueF[0] = (f32) color.getRed() / 255.0f;
if (Count > 1)
ValueF[1] = (f32) color.getGreen() / 255.0f;
if (Count > 2)
ValueF[2] = (f32) color.getBlue() / 255.0f;
if (Count > 3)
ValueF[3] = (f32) color.getAlpha() / 255.0f;
}
else
{
if (Count > 0)
ValueI[0] = color.getRed();
if (Count > 1)
ValueI[1] = color.getGreen();
if (Count > 2)
ValueI[2] = color.getBlue();
if (Count > 3)
ValueI[3] = color.getAlpha();
}
}
void GL32_draw2DRectangle(video::SColor color, const core::rect<s32>& position,
const core::rect<s32>* clip)
{
if (!irr_driver->isGLSL())
{
irr_driver->getVideoDriver()->draw2DRectangle(color, position, clip);
return;
}
core::dimension2d<u32> frame_size =
irr_driver->getVideoDriver()->getCurrentRenderTargetSize();
const int screen_w = frame_size.Width;
const int screen_h = frame_size.Height;
float center_pos_x = float(position.UpperLeftCorner.X + position.LowerRightCorner.X);
center_pos_x /= screen_w;
center_pos_x -= 1;
float center_pos_y = float(position.UpperLeftCorner.Y + position.LowerRightCorner.Y);
center_pos_y /= screen_h;
center_pos_y = 1 - center_pos_y;
float width = float(position.LowerRightCorner.X - position.UpperLeftCorner.X);
width /= screen_w;
float height = float(position.LowerRightCorner.Y - position.UpperLeftCorner.Y);
height /= screen_h;
if (color.getAlpha() < 255)
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
else
{
glDisable(GL_BLEND);
}
if (clip)
{
if (!clip->isValid())
return;
glEnable(GL_SCISSOR_TEST);
const core::dimension2d<u32>& renderTargetSize = irr_driver->getVideoDriver()->getCurrentRenderTargetSize();
glScissor(clip->UpperLeftCorner.X, renderTargetSize.Height - clip->LowerRightCorner.Y,
clip->getWidth(), clip->getHeight());
}
glUseProgram(UIShader::ColoredRectShader::getInstance()->Program);
glBindVertexArray(SharedObject::UIVAO);
UIShader::ColoredRectShader::getInstance()->setUniforms(core::vector2df(center_pos_x, center_pos_y), core::vector2df(width, height), color);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
if (clip)
glDisable(GL_SCISSOR_TEST);
glUseProgram(0);
glGetError();
}
//! Default constructor for color list
CNumbersAttribute::CNumbersAttribute(const c8* name,
video::SColor value) :
ValueI(), ValueF(), Count(4), IsFloat(false)
{
Name = name;
ValueI.pushBack(value.getRed());
ValueI.pushBack(value.getGreen());
ValueI.pushBack(value.getBlue());
ValueI.pushBack(value.getAlpha());
}
void push_ARGB8(lua_State *L, video::SColor color)
{
lua_newtable(L);
lua_pushnumber(L, color.getAlpha());
lua_setfield(L, -2, "a");
lua_pushnumber(L, color.getRed());
lua_setfield(L, -2, "r");
lua_pushnumber(L, color.getGreen());
lua_setfield(L, -2, "g");
lua_pushnumber(L, color.getBlue());
lua_setfield(L, -2, "b");
}
// Fill the editfields with the value for the given color
void CColorControl::setEditsFromColor(video::SColor col)
{
DirtyFlag = true;
if ( EditAlpha )
EditAlpha->setText( core::stringw(col.getAlpha()).c_str() );
if ( EditRed )
EditRed->setText( core::stringw(col.getRed()).c_str() );
if ( EditGreen )
EditGreen->setText( core::stringw(col.getGreen()).c_str() );
if ( EditBlue )
EditBlue->setText( core::stringw(col.getBlue()).c_str() );
if ( ColorStatic )
ColorStatic->setBackgroundColor(col);
}
void GL32_draw2DRectangle(video::SColor color, const core::rect<s32>& position,
const core::rect<s32>* clip)
{
if (!irr_driver->isGLSL())
{
irr_driver->getVideoDriver()->draw2DRectangle(color, position, clip);
return;
}
core::dimension2d<u32> frame_size =
irr_driver->getVideoDriver()->getCurrentRenderTargetSize();
const int screen_w = frame_size.Width;
const int screen_h = frame_size.Height;
float center_pos_x = position.UpperLeftCorner.X + position.LowerRightCorner.X;
center_pos_x /= screen_w;
center_pos_x -= 1;
float center_pos_y = position.UpperLeftCorner.Y + position.LowerRightCorner.Y;
center_pos_y /= screen_h;
center_pos_y = 1 - center_pos_y;
float width = position.LowerRightCorner.X - position.UpperLeftCorner.X;
width /= screen_w;
float height = position.LowerRightCorner.Y - position.UpperLeftCorner.Y;
height /= screen_h;
if (color.getAlpha() < 255)
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
else
{
glDisable(GL_BLEND);
}
glUseProgram(UIShader::ColoredRectShader::Program);
glBindVertexArray(UIShader::ColoredRectShader::vao);
UIShader::ColoredRectShader::setUniforms(center_pos_x, center_pos_y, width, height, color);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
glUseProgram(0);
}
// ----------------------------------------------------------------------------
void FontWithFace::render(const core::stringw& text,
const core::rect<s32>& position,
const video::SColor& color, bool hcenter,
bool vcenter, const core::rect<s32>* clip,
FontSettings* font_settings,
FontCharCollector* char_collector)
{
const bool is_bold_face = dynamic_cast<BoldFace*>(this);
const bool black_border = font_settings ?
font_settings->useBlackBorder() : false;
const bool rtl = font_settings ? font_settings->isRTL() : false;
const float scale = font_settings ? font_settings->getScale() : 1.0f;
const float shadow = font_settings ? font_settings->useShadow() : false;
if (shadow)
{
assert(font_settings);
// Avoid infinite recursion
font_settings->setShadow(false);
core::rect<s32> shadowpos = position;
shadowpos.LowerRightCorner.X += 2;
shadowpos.LowerRightCorner.Y += 2;
render(text, shadowpos, font_settings->getShadowColor(), hcenter,
vcenter, clip, font_settings);
// Set back
font_settings->setShadow(true);
}
core::position2d<float> offset(float(position.UpperLeftCorner.X),
float(position.UpperLeftCorner.Y));
core::dimension2d<s32> text_dimension;
if (rtl || hcenter || vcenter || clip)
{
text_dimension = getDimension(text.c_str(), font_settings);
if (hcenter)
offset.X += (position.getWidth() - text_dimension.Width) / 2;
else if (rtl)
offset.X += (position.getWidth() - text_dimension.Width);
if (vcenter)
offset.Y += (position.getHeight() - text_dimension.Height) / 2;
if (clip)
{
core::rect<s32> clippedRect(core::position2d<s32>
(s32(offset.X), s32(offset.Y)), text_dimension);
clippedRect.clipAgainst(*clip);
if (!clippedRect.isValid()) return;
}
}
// Collect character locations
const unsigned int text_size = text.size();
core::array<s32> indices(text_size);
core::array<core::position2d<float>> offsets(text_size);
std::vector<bool> fallback(text_size);
// Test again if lazy load char is needed,
// as some text isn't drawn with getDimension
insertCharacters(text.c_str());
updateCharactersList();
for (u32 i = 0; i < text_size; i++)
{
wchar_t c = text[i];
if (c == L'\r' || // Windows breaks
c == L'\n' ) // Unix breaks
{
if (c==L'\r' && text[i+1]==L'\n')
c = text[++i];
offset.Y += m_font_max_height * scale;
offset.X = position.UpperLeftCorner.X;
if (hcenter)
offset.X += (position.getWidth() - text_dimension.Width) >> 1;
continue;
} // if lineBreak
bool use_fallback_font = false;
const FontArea &area = getAreaFromCharacter(c, &use_fallback_font);
fallback[i] = use_fallback_font;
if (char_collector == NULL)
{
float glyph_offset_x = area.bearing_x *
(fallback[i] ? m_fallback_font_scale : scale);
float glyph_offset_y = area.offset_y *
(fallback[i] ? m_fallback_font_scale : scale);
offset.X += glyph_offset_x;
offset.Y += glyph_offset_y;
offsets.push_back(offset);
offset.X -= glyph_offset_x;
offset.Y -= glyph_offset_y;
}
else
{
// Prevent overwriting texture used by billboard text when
// using lazy loading characters
if (supportLazyLoadChar() && fallback[i])
{
const int cur_texno = m_fallback_font->getSpriteBank()
->getSprites()[area.spriteno].Frames[0].textureNumber;
if (cur_texno == int(m_fallback_font->getSpriteBank()
->getTextureCount() - 1))
{
m_fallback_font->createNewGlyphPage();
}
}
else if (supportLazyLoadChar())
{
const int cur_texno = m_spritebank
->getSprites()[area.spriteno].Frames[0].textureNumber;
if (cur_texno == int(m_spritebank->getTextureCount() - 1))
{
createNewGlyphPage();
}
}
// Billboard text specific, use offset_y_bt instead
float glyph_offset_x = area.bearing_x *
(fallback[i] ? m_fallback_font_scale : scale);
float glyph_offset_y = area.offset_y_bt *
(fallback[i] ? m_fallback_font_scale : scale);
offset.X += glyph_offset_x;
offset.Y += glyph_offset_y;
offsets.push_back(offset);
offset.X -= glyph_offset_x;
offset.Y -= glyph_offset_y;
}
indices.push_back(area.spriteno);
offset.X += getCharWidth(area, fallback[i], scale);
} // for i < text_size
// Do the actual rendering
const int indice_amount = indices.size();
core::array<gui::SGUISprite>& sprites = m_spritebank->getSprites();
core::array<core::rect<s32>>& positions = m_spritebank->getPositions();
core::array<gui::SGUISprite>* fallback_sprites;
core::array<core::rect<s32>>* fallback_positions;
if (m_fallback_font != NULL)
{
fallback_sprites = &m_fallback_font->m_spritebank->getSprites();
fallback_positions = &m_fallback_font->m_spritebank->getPositions();
}
else
{
fallback_sprites = NULL;
fallback_positions = NULL;
}
const int sprite_amount = sprites.size();
if ((black_border || is_bold_face) && char_collector == NULL)
{
// Draw black border first, to make it behind the real character
// which make script language display better
video::SColor black(color.getAlpha(),0,0,0);
for (int n = 0; n < indice_amount; n++)
{
const int sprite_id = indices[n];
if (!fallback[n] && (sprite_id < 0 || sprite_id >= sprite_amount))
continue;
if (indices[n] == -1) continue;
const int tex_id = (fallback[n] ?
(*fallback_sprites)[sprite_id].Frames[0].textureNumber :
sprites[sprite_id].Frames[0].textureNumber);
core::rect<s32> source = (fallback[n] ? (*fallback_positions)
[(*fallback_sprites)[sprite_id].Frames[0].rectNumber] :
positions[sprites[sprite_id].Frames[0].rectNumber]);
core::dimension2d<float> size(0.0f, 0.0f);
float cur_scale = (fallback[n] ? m_fallback_font_scale : scale);
size.Width = source.getSize().Width * cur_scale;
size.Height = source.getSize().Height * cur_scale;
core::rect<float> dest(offsets[n], size);
video::ITexture* texture = (fallback[n] ?
m_fallback_font->m_spritebank->getTexture(tex_id) :
m_spritebank->getTexture(tex_id));
for (int x_delta = -2; x_delta <= 2; x_delta++)
{
for (int y_delta = -2; y_delta <= 2; y_delta++)
{
if (x_delta == 0 || y_delta == 0) continue;
draw2DImage(texture, dest + core::position2d<float>
(float(x_delta), float(y_delta)), source, clip,
black, true);
}
}
}
}
for (int n = 0; n < indice_amount; n++)
{
const int sprite_id = indices[n];
if (!fallback[n] && (sprite_id < 0 || sprite_id >= sprite_amount))
continue;
if (indices[n] == -1) continue;
const int tex_id = (fallback[n] ?
(*fallback_sprites)[sprite_id].Frames[0].textureNumber :
sprites[sprite_id].Frames[0].textureNumber);
core::rect<s32> source = (fallback[n] ?
(*fallback_positions)[(*fallback_sprites)[sprite_id].Frames[0]
.rectNumber] : positions[sprites[sprite_id].Frames[0].rectNumber]);
core::dimension2d<float> size(0.0f, 0.0f);
float cur_scale = (fallback[n] ? m_fallback_font_scale : scale);
size.Width = source.getSize().Width * cur_scale;
size.Height = source.getSize().Height * cur_scale;
core::rect<float> dest(offsets[n], size);
video::ITexture* texture = (fallback[n] ?
m_fallback_font->m_spritebank->getTexture(tex_id) :
m_spritebank->getTexture(tex_id));
if (fallback[n] || is_bold_face)
{
video::SColor top = GUIEngine::getSkin()->getColor("font::top");
video::SColor bottom = GUIEngine::getSkin()
->getColor("font::bottom");
top.setAlpha(color.getAlpha());
bottom.setAlpha(color.getAlpha());
video::SColor title_colors[] = {top, bottom, top, bottom};
if (char_collector != NULL)
{
char_collector->collectChar(texture, dest, source,
title_colors);
}
else
{
draw2DImage(texture, dest, source, clip, title_colors, true);
}
}
else
{
if (char_collector != NULL)
{
video::SColor colors[] = {color, color, color, color};
char_collector->collectChar(texture, dest, source, colors);
}
else
{
draw2DImage(texture, dest, source, clip, color, true);
}
}
}
} // render
bool drawLine(
video::IImage* dst,
s32 x0,
s32 y0,
s32 x1,
s32 y1,
const video::SColor& color_a,
const video::SColor& color_b,
bool blend )
{
if (!dst) return false;
const core::dimension2du img_size = dst->getDimension();
if ((img_size.Width == 0) || (img_size.Height == 0))
return false;
const s32 dx = core::abs_<s32>( x1 - x0 );
const s32 dy = core::abs_<s32>( y1 - y0 );
if ((dx==0) && (dy==0)) return false;
s32 sx = 1; // sign
s32 sy = 1; // sign
if (x0 > x1) sx = -1;
if (y0 > y1) sy = -1;
s32 err = dx-dy;
s32 e2 = 0;
s32 x = x0;
s32 y = y0;
s32 numpixels = 0;
// count pixels
while (1)
{
numpixels++;
if ((x==x1) && (y==y1)) break;
e2 = err << 1;
if (e2 > -dy) { err -= dy; x += sx; }
if (e2 < dx) { err += dx; y += sy; }
}
// reset vars;
err = dx-dy;
e2 = 0;
x = x0;
y = y0;
// values for linear color interpolation
const f32 A1=(f32)color_a.getAlpha();
const f32 R1=(f32)color_a.getRed();
const f32 G1=(f32)color_a.getGreen();
const f32 B1=(f32)color_a.getBlue();
const f32 dA=(f32)color_b.getAlpha()-A1;
const f32 dR=(f32)color_b.getRed()-R1;
const f32 dG=(f32)color_b.getGreen()-G1;
const f32 dB=(f32)color_b.getBlue()-B1;
// actual drawing
f32 f=0.f;
s32 k=0;
u32 cR=0, cG=0, cB=0, cA=0;
while (1)
{
f = (f32)k/(f32)numpixels;
k++;
cA=A1;
cR=R1;
cG=G1;
cB=B1;
// maybe faster under the assumption that colors have most likely same alpha value
if (dA>0) cA = (u32)core::clamp( core::round32(A1+dA*f), 0, 255);
if (dR>0) cR = (u32)core::clamp( core::round32(R1+dR*f), 0, 255);
if (dG>0) cG = (u32)core::clamp( core::round32(G1+dG*f), 0, 255);
if (dB>0) cB = (u32)core::clamp( core::round32(B1+dB*f), 0, 255);
drawPixel( dst, x, y, video::SColor( cA, cR, cG, cB), blend );
if (x == x1 && y == y1) break;
e2 = err << 1;
if (e2 > -dy) { err -= dy; x += sx; }
if (e2 < dx) { err += dx; y += sy; }
}
return true;
}
//! draws some text and clips it to the specified rectangle if wanted
void ScalableFont::doDraw(const core::stringw& text,
const core::rect<s32>& position, video::SColor color,
bool hcenter, bool vcenter,
const core::rect<s32>* clip,
FontCharCollector* charCollector)
{
if (!Driver) return;
if (m_shadow)
{
m_shadow = false; // avoid infinite recursion
core::rect<s32> shadowpos = position;
shadowpos.LowerRightCorner.X += 2;
shadowpos.LowerRightCorner.Y += 2;
draw(text, shadowpos, m_shadow_color, hcenter, vcenter, clip);
m_shadow = true; // set back
}
core::position2d<s32> offset = position.UpperLeftCorner;
core::dimension2d<s32> text_dimension;
if (m_rtl || hcenter || vcenter || clip)
{
text_dimension = getDimension(text.c_str());
if (hcenter) offset.X += (position.getWidth() - text_dimension.Width) / 2;
else if (m_rtl) offset.X += (position.getWidth() - text_dimension.Width);
if (vcenter) offset.Y += (position.getHeight() - text_dimension.Height) / 2;
if (clip)
{
core::rect<s32> clippedRect(offset, text_dimension);
clippedRect.clipAgainst(*clip);
if (!clippedRect.isValid()) return;
}
}
// ---- collect character locations
const unsigned int text_size = text.size();
core::array<s32> indices(text_size);
core::array<core::position2di> offsets(text_size);
std::vector<bool> fallback(text_size);
for (u32 i = 0; i<text_size; i++)
{
wchar_t c = text[i];
if (c == L'\r' || // Windows breaks
c == L'\n' ) // Unix breaks
{
if(c==L'\r' && text[i+1]==L'\n') c = text[++i];
offset.Y += (int)(MaxHeight*m_scale);
offset.X = position.UpperLeftCorner.X;
if (hcenter)
offset.X += (position.getWidth() - text_dimension.Width) >> 1;
continue;
} // if lineBreak
bool use_fallback_font = false;
const SFontArea &area = getAreaFromCharacter(c, &use_fallback_font);
fallback[i] = use_fallback_font;
offset.X += area.underhang;
offsets.push_back(offset);
// Invisible character. add something to the array anyway so that
// indices from the various arrays remain in sync
indices.push_back( Invisible.findFirst(c) < 0 ? area.spriteno
: -1 );
offset.X += getCharWidth(area, fallback[i]);
} // for i<text_size
// ---- do the actual rendering
const int indiceAmount = indices.size();
core::array< SGUISprite >& sprites = SpriteBank->getSprites();
core::array< core::rect<s32> >& positions = SpriteBank->getPositions();
core::array< SGUISprite >* fallback_sprites;
core::array< core::rect<s32> >* fallback_positions;
if(m_fallback_font!=NULL)
{
fallback_sprites = &m_fallback_font->SpriteBank->getSprites();
fallback_positions = &m_fallback_font->SpriteBank->getPositions();
}
else
{
fallback_sprites = NULL;
fallback_positions = NULL;
}
const int spriteAmount = sprites.size();
for (int n=0; n<indiceAmount; n++)
{
const int spriteID = indices[n];
if (!fallback[n] && (spriteID < 0 || spriteID >= spriteAmount)) continue;
if (indices[n] == -1) continue;
//assert(sprites[spriteID].Frames.size() > 0);
const int texID = (fallback[n] ?
(*fallback_sprites)[spriteID].Frames[0].textureNumber :
sprites[spriteID].Frames[0].textureNumber);
core::rect<s32> source = (fallback[n] ?
(*fallback_positions)[(*fallback_sprites)[spriteID].Frames[0].rectNumber] :
positions[sprites[spriteID].Frames[0].rectNumber]);
const TextureInfo& info = (fallback[n] ?
(*(m_fallback_font->m_texture_files.find(texID))).second :
(*(m_texture_files.find(texID))).second
);
float char_scale = info.m_scale;
core::dimension2d<s32> size = source.getSize();
float scale = (fallback[n] ? m_scale*m_fallback_font_scale : m_scale);
size.Width = (int)(size.Width * scale * char_scale);
size.Height = (int)(size.Height * scale * char_scale);
// align vertically if character is smaller
int y_shift = (size.Height < MaxHeight*m_scale ? (int)((MaxHeight*m_scale - size.Height)/2.0f) : 0);
core::rect<s32> dest(offsets[n] + core::position2di(0, y_shift), size);
video::ITexture* texture = (fallback[n] ?
m_fallback_font->SpriteBank->getTexture(texID) :
SpriteBank->getTexture(texID) );
/*
if (fallback[n])
{
Log::info("ScalableFont", "Using fallback font %s; source area is %d, %d; size %d, %d; dest = %d, %d",
core::stringc(texture->getName()).c_str(), source.UpperLeftCorner.X, source.UpperLeftCorner.Y,
source.getWidth(), source.getHeight(), offsets[n].X, offsets[n].Y);
}
*/
if (texture == NULL)
{
// perform lazy loading
if (fallback[n])
{
m_fallback_font->lazyLoadTexture(texID);
texture = m_fallback_font->SpriteBank->getTexture(texID);
}
else
{
lazyLoadTexture(texID);
texture = SpriteBank->getTexture(texID);
}
if (texture == NULL)
{
Log::warn("ScalableFont", "Character not found in current font");
continue; // no such character
}
}
if (m_black_border && charCollector == NULL)
{
// draw black border
video::SColor black(color.getAlpha(),0,0,0);
for (int x_delta=-2; x_delta<=2; x_delta++)
{
for (int y_delta=-2; y_delta<=2; y_delta++)
{
if (x_delta == 0 || y_delta == 0) continue;
draw2DImage(texture,
dest + core::position2d<s32>(x_delta, y_delta),
source,
clip,
black, true);
}
}
}
if (fallback[n])
{
// TODO: don't hardcode colors?
video::SColor orange(color.getAlpha(), 255, 100, 0);
video::SColor yellow(color.getAlpha(), 255, 220, 15);
video::SColor title_colors[] = {orange, yellow, orange, yellow};
if (charCollector != NULL)
{
charCollector->collectChar(texture,
dest,
source,
title_colors);
}
else
{
draw2DImage(texture,
dest,
source,
clip,
title_colors, true);
}
}
else
{
if (charCollector != NULL)
{
video::SColor colors[] = { color, color, color, color };
charCollector->collectChar(texture,
dest,
source,
colors);
}
else
{
draw2DImage(texture,
dest,
source,
clip,
color, true);
}
#ifdef FONT_DEBUG
video::IVideoDriver* driver = GUIEngine::getDriver();
driver->draw2DLine(core::position2d<s32>(dest.UpperLeftCorner.X, dest.UpperLeftCorner.Y),
core::position2d<s32>(dest.UpperLeftCorner.X, dest.LowerRightCorner.Y),
video::SColor(255, 255,0,0));
driver->draw2DLine(core::position2d<s32>(dest.LowerRightCorner.X, dest.LowerRightCorner.Y),
core::position2d<s32>(dest.LowerRightCorner.X, dest.UpperLeftCorner.Y),
video::SColor(255, 255,0,0));
driver->draw2DLine(core::position2d<s32>(dest.LowerRightCorner.X, dest.LowerRightCorner.Y),
core::position2d<s32>(dest.UpperLeftCorner.X, dest.LowerRightCorner.Y),
video::SColor(255, 255,0,0));
driver->draw2DLine(core::position2d<s32>(dest.UpperLeftCorner.X, dest.UpperLeftCorner.Y),
core::position2d<s32>(dest.LowerRightCorner.X, dest.UpperLeftCorner.Y),
video::SColor(255, 255,0,0));
#endif
}
}
}
void ScalableFont::doDraw(const core::stringw& text,
const core::rect<s32>& position, video::SColor color,
bool hcenter, bool vcenter,
const core::rect<s32>* clip,
FontCharCollector* charCollector)
{
if (!m_video_driver) return;
GUIEngine::GlyphPageCreator* gp_creator = GUIEngine::getGlyphPageCreator();
if (m_shadow)
{
m_shadow = false; // avoid infinite recursion
core::rect<s32> shadowpos = position;
shadowpos.LowerRightCorner.X += 2;
shadowpos.LowerRightCorner.Y += 2;
draw(text, shadowpos, m_shadow_color, hcenter, vcenter, clip);
m_shadow = true; // set back
}
core::position2d<s32> offset = position.UpperLeftCorner;
core::dimension2d<s32> text_dimension;
if (m_rtl || hcenter || vcenter || clip)
{
text_dimension = getDimension(text.c_str());
if (hcenter) offset.X += (position.getWidth() - text_dimension.Width) / 2;
else if (m_rtl) offset.X += (position.getWidth() - text_dimension.Width);
if (vcenter) offset.Y += (position.getHeight() - text_dimension.Height) / 2;
if (clip)
{
core::rect<s32> clippedRect(offset, text_dimension);
clippedRect.clipAgainst(*clip);
if (!clippedRect.isValid()) return;
}
}
// ---- collect character locations
const unsigned int text_size = text.size();
core::array<s32> indices(text_size);
core::array<core::position2di> offsets(text_size);
std::vector<bool> fallback(text_size);
if (m_type == T_NORMAL || T_BOLD) //lazy load char, have to do this again
{ //because some text isn't drawn with getDimension
for (u32 i = 0; i < text_size; i++)
{
wchar_t c = text[i];
if (c == L'\r' || c == L'\n' || c == L' ' || c < 32) continue;
if (!GUIEngine::getFont()->hasThisChar(c))
gp_creator->insertChar(c);
if (charCollector != NULL && m_type == T_NORMAL && m_spritebank->getSprites()
[GUIEngine::getFont()->getSpriteNoFromChar(&c)].Frames[0].textureNumber
== m_spritebank->getTextureCount() - 1) //Prevent overwriting texture used by billboard text
{
Log::debug("ScalableFont::doDraw",
"Character used by billboard text is in the last "
"glyph page of normal font. Create a new glyph "
"page for new characters inserted later to prevent "
"it from being removed.");
GUIEngine::getFont()->forceNewPage();
}
}
if (gp_creator->getNewChar().size() > 0 && !m_is_hollow_copy && m_scale == 1)
{
Log::debug("ScalableFont::doDraw",
"New character(s) %s discoverd, perform lazy loading",
StringUtils::wideToUtf8(gp_creator->getNewChar()).c_str());
if (!GUIEngine::getFont()->lazyLoadChar())
Log::error("ScalableFont::lazyLoadChar",
"Can't insert new char into glyph pages.");
}
}
for (u32 i = 0; i < text_size; i++)
{
wchar_t c = text[i];
if (c == L'\r' || // Windows breaks
c == L'\n' ) // Unix breaks
{
if(c==L'\r' && text[i+1]==L'\n') c = text[++i];
offset.Y += (int)(m_max_height*m_scale);
offset.X = position.UpperLeftCorner.X;
if (hcenter)
offset.X += (position.getWidth() - text_dimension.Width) >> 1;
continue;
} // if lineBreak
bool use_fallback_font = false;
const SFontArea &area = getAreaFromCharacter(c, &use_fallback_font);
fallback[i] = use_fallback_font;
if (charCollector == NULL)
{
//Try to use ceil to make offset calculate correctly when m_scale is smaller than 1
s32 glyph_offset_x = (s32)((float) area.bearingx*
(fallback[i] ? m_scale*m_fallback_font_scale : m_scale));
s32 glyph_offset_y = (s32)ceil((float) area.offsety*
(fallback[i] ? m_scale*m_fallback_font_scale : m_scale));
offset.X += glyph_offset_x;
offset.Y += s32(glyph_offset_y + floor(m_type == T_DIGIT ? 20*m_scale : 0)); //Additional offset for digit text
offsets.push_back(offset);
offset.X -= glyph_offset_x;
offset.Y -= s32(glyph_offset_y + floor(m_type == T_DIGIT ? 20*m_scale : 0));
}
else //Billboard text specific
{
s32 glyph_offset_x = (s32)ceil((float) area.bearingx*
(fallback[i] ? m_scale*m_fallback_font_scale : m_scale));
s32 glyph_offset_y = (s32)ceil((float) area.offsety_bt*
(fallback[i] ? m_scale*m_fallback_font_scale : m_scale));
offset.X += glyph_offset_x;
offset.Y += s32(glyph_offset_y + floor(m_type == T_DIGIT ? 20*m_scale : 0)); //Additional offset for digit text
offsets.push_back(offset);
offset.X -= glyph_offset_x;
offset.Y -= s32(glyph_offset_y + floor(m_type == T_DIGIT ? 20*m_scale : 0));
}
// Invisible character. add something to the array anyway so that
// indices from the various arrays remain in sync
indices.push_back(m_invisible.findFirst(c) < 0 ? area.spriteno : -1);
offset.X += getCharWidth(area, fallback[i]);
} // for i<text_size
// ---- do the actual rendering
const int indiceAmount = indices.size();
core::array< SGUISprite >& sprites = m_spritebank->getSprites();
core::array< core::rect<s32> >& positions = m_spritebank->getPositions();
core::array< SGUISprite >* fallback_sprites;
core::array< core::rect<s32> >* fallback_positions;
if (m_fallback_font != NULL)
{
fallback_sprites = &m_fallback_font->m_spritebank->getSprites();
fallback_positions = &m_fallback_font->m_spritebank->getPositions();
}
else
{
fallback_sprites = NULL;
fallback_positions = NULL;
}
const int spriteAmount = sprites.size();
if (m_black_border && charCollector == NULL)
{ //Draw black border first, to make it behind the real character
//which make script language display better
video::SColor black(color.getAlpha(),0,0,0);
for (int n = 0; n < indiceAmount; n++)
{
const int spriteID = indices[n];
if (!fallback[n] && (spriteID < 0 || spriteID >= spriteAmount)) continue;
if (indices[n] == -1) continue;
const int texID = (fallback[n] ?
(*fallback_sprites)[spriteID].Frames[0].textureNumber :
sprites[spriteID].Frames[0].textureNumber);
core::rect<s32> source = (fallback[n] ?
(*fallback_positions)[(*fallback_sprites)[spriteID].Frames[0].rectNumber] :
positions[sprites[spriteID].Frames[0].rectNumber]);
core::dimension2d<s32> size = source.getSize();
float scale = (fallback[n] ? m_scale*m_fallback_font_scale : m_scale);
size.Width = (int)(size.Width * scale);
size.Height = (int)(size.Height * scale);
core::rect<s32> dest(offsets[n], size);
video::ITexture* texture = (fallback[n] ?
m_fallback_font->m_spritebank->getTexture(texID) :
m_spritebank->getTexture(texID) );
for (int x_delta = -2; x_delta <= 2; x_delta++)
{
for (int y_delta = -2; y_delta <= 2; y_delta++)
{
if (x_delta == 0 || y_delta == 0) continue;
draw2DImage(texture,
dest + core::position2d<s32>(x_delta, y_delta),
source,
clip,
black, true);
}
}
}
}
for (int n = 0; n < indiceAmount; n++)
{
const int spriteID = indices[n];
if (!fallback[n] && (spriteID < 0 || spriteID >= spriteAmount)) continue;
if (indices[n] == -1) continue;
//assert(sprites[spriteID].Frames.size() > 0);
const int texID = (fallback[n] ?
(*fallback_sprites)[spriteID].Frames[0].textureNumber :
sprites[spriteID].Frames[0].textureNumber);
core::rect<s32> source = (fallback[n] ?
(*fallback_positions)[(*fallback_sprites)[spriteID].Frames[0].rectNumber] :
positions[sprites[spriteID].Frames[0].rectNumber]);
core::dimension2d<s32> size = source.getSize();
float scale = (fallback[n] ? m_scale*m_fallback_font_scale : m_scale);
size.Width = (int)(size.Width * scale);
size.Height = (int)(size.Height * scale);
core::rect<s32> dest(offsets[n], size);
video::ITexture* texture = (fallback[n] ?
m_fallback_font->m_spritebank->getTexture(texID) :
m_spritebank->getTexture(texID) );
/*
if (fallback[n])
{
Log::info("ScalableFont", "Using fallback font %s; source area is %d, %d; size %d, %d; dest = %d, %d",
core::stringc(texture->getName()).c_str(), source.UpperLeftCorner.X, source.UpperLeftCorner.Y,
source.getWidth(), source.getHeight(), offsets[n].X, offsets[n].Y);
}
*/
#ifdef FONT_DEBUG
GL32_draw2DRectangle(video::SColor(255, 255,0,0), dest,clip);
#endif
if (fallback[n] || m_type == T_BOLD)
{
video::SColor top = GUIEngine::getSkin()->getColor("font::top");
video::SColor bottom = GUIEngine::getSkin()->getColor("font::bottom");
top.setAlpha(color.getAlpha());
bottom.setAlpha(color.getAlpha());
video::SColor title_colors[] = {top, bottom, top, bottom};
if (charCollector != NULL)
{
charCollector->collectChar(texture,
dest,
source,
title_colors);
}
else
{
draw2DImage(texture,
dest,
source,
clip,
title_colors, true);
}
}
else
{
if (charCollector != NULL)
{
video::SColor colors[] = { color, color, color, color };
charCollector->collectChar(texture,
dest,
source,
colors);
}
else
{
draw2DImage(texture,
dest,
source,
clip,
color, true);
}
}
}
}
void GL32_draw2DRectangle(video::SColor color, const core::rect<s32>& position,
const core::rect<s32>* clip)
{
if (!irr_driver->isGLSL())
{
irr_driver->getVideoDriver()->draw2DRectangle(color, position, clip);
return;
}
core::dimension2d<u32> frame_size =
irr_driver->getVideoDriver()->getCurrentRenderTargetSize();
const int screen_w = frame_size.Width;
const int screen_h = frame_size.Height;
float center_pos_x = position.UpperLeftCorner.X + position.LowerRightCorner.X;
center_pos_x /= screen_w;
center_pos_x -= 1;
float center_pos_y = position.UpperLeftCorner.Y + position.LowerRightCorner.Y;
center_pos_y /= screen_h;
center_pos_y = 1 - center_pos_y;
float width = position.LowerRightCorner.X - position.UpperLeftCorner.X;
width /= screen_w;
float height = position.LowerRightCorner.Y - position.UpperLeftCorner.Y;
height /= screen_h;
if (color.getAlpha() < 255)
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
else
{
glDisable(GL_BLEND);
}
if (clip)
{
if (!clip->isValid())
return;
glEnable(GL_SCISSOR_TEST);
const core::dimension2d<u32>& renderTargetSize = irr_driver->getVideoDriver()->getCurrentRenderTargetSize();
glScissor(clip->UpperLeftCorner.X, renderTargetSize.Height - clip->LowerRightCorner.Y,
clip->getWidth(), clip->getHeight());
}
glUseProgram(UIShader::ColoredRectShader::Program);
glBindVertexArray(UIShader::ColoredRectShader::vao);
UIShader::ColoredRectShader::setUniforms(center_pos_x, center_pos_y, width, height, color);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
if (clip)
glDisable(GL_SCISSOR_TEST);
glUseProgram(0);
GLenum glErr = glGetError();
if (glErr != GL_NO_ERROR)
{
Log::warn("IrrDriver", "GLWrap : OpenGL error %i\n", glErr);
}
}
