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Improve billboard text node

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This commit is contained in:
Marianne Gagnon 2014-08-03 18:17:25 -04:00
parent 99135a9a40
commit bfc4c43b3a
1 changed files with 30 additions and 9 deletions
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39
src/graphics/stk_text_billboard.cpp
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@ -34,11 +34,30 @@ scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFon
{
font->doDraw(text, core::rect<s32>(0, 0, 1000, 1000), color, false, false, NULL, this);
const float scale = 0.05f;
const float scale = 0.025f;
//scene::SMesh* mesh = new scene::SMesh();
std::map<video::ITexture*, scene::SMeshBuffer*> buffers;
int max_x = 0;
int min_y = 0;
int max_y = 0;
for (unsigned int i = 0; i < m_chars.size(); i++)
{
int char_x = m_chars[i].m_destRect.LowerRightCorner.X;
if (char_x > max_x)
max_x = char_x;
int char_min_y = m_chars[i].m_destRect.UpperLeftCorner.Y;
int char_max_y = m_chars[i].m_destRect.LowerRightCorner.Y;
if (char_min_y < min_y)
min_y = char_min_y;
if (char_max_y > min_y)
max_y = char_max_y;
}
float scaled_center_x = (max_x / 2.0f) * scale;
float scaled_y = -max_y * scale;
for (unsigned int i = 0; i < m_chars.size(); i++)
{
core::vector3df char_pos(m_chars[i].m_destRect.UpperLeftCorner.X,
@ -72,27 +91,27 @@ scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFon
video::S3DVertex vertices[] =
{
video::S3DVertex(char_pos.X, char_pos.Y, 0.0f,
video::S3DVertex(char_pos.X - scaled_center_x, char_pos.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
video::SColor(255, 255, 255, 255),
m_chars[i].m_colors[0],
m_chars[i].m_sourceRect.UpperLeftCorner.X / tex_width,
m_chars[i].m_sourceRect.LowerRightCorner.Y / tex_height),
video::S3DVertex(char_pos2.X, char_pos.Y, 0.0f,
video::S3DVertex(char_pos2.X - scaled_center_x, char_pos.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
video::SColor(255, 255, 255, 255),
m_chars[i].m_colors[1],
m_chars[i].m_sourceRect.LowerRightCorner.X / tex_width,
m_chars[i].m_sourceRect.LowerRightCorner.Y / tex_height),
video::S3DVertex(char_pos2.X, char_pos2.Y, 0.0f,
video::S3DVertex(char_pos2.X - scaled_center_x, char_pos2.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
video::SColor(255, 255, 255, 255),
m_chars[i].m_colors[2],
m_chars[i].m_sourceRect.LowerRightCorner.X / tex_width,
m_chars[i].m_sourceRect.UpperLeftCorner.Y / tex_height),
video::S3DVertex(char_pos.X, char_pos2.Y, 0.0f,
video::S3DVertex(char_pos.X - scaled_center_x, char_pos2.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
video::SColor(255, 255, 255, 255),
m_chars[i].m_colors[3],
m_chars[i].m_sourceRect.UpperLeftCorner.X / tex_width,
m_chars[i].m_sourceRect.UpperLeftCorner.Y / tex_height)
};
@ -113,6 +132,8 @@ scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFon
map_itr->second->drop();
}
getMaterial(0).MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
return Mesh;
}