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New billboard text scene node is almost complete now

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This commit is contained in:
Marianne Gagnon 2014-08-03 19:30:59 -04:00
parent 2ee9a29e11
commit fd1bde9eeb
4 changed files with 91 additions and 45 deletions
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32
src/graphics/stk_text_billboard.cpp
View File

@ -10,18 +10,22 @@
#include <SMesh.h>
#include <SMeshBuffer.h>
#include <ISceneManager.h>
#include <ICameraSceneNode.h>
using namespace irr;
STKTextBillboard::STKTextBillboard(core::stringw text, gui::ScalableFont* font,
const video::SColor& color, irr::scene::ISceneNode* parent,
const video::SColor& color_top, const video::SColor& color_bottom,
irr::scene::ISceneNode* parent,
irr::scene::ISceneManager* mgr, irr::s32 id,
const irr::core::vector3df& position, const irr::core::vector3df& size) :
STKMeshSceneNode(new scene::SMesh(),
parent, irr_driver->getSceneManager(), -1,
position, core::vector3df(0.0f, 0.0f, 0.0f), size, false)
{
getTextMesh(text, font, color);
m_color_top = color_top;
m_color_bottom = color_bottom;
getTextMesh(text, font);
createGLMeshes();
Mesh->drop();
//setAutomaticCulling(0);
@ -29,12 +33,12 @@ STKTextBillboard::STKTextBillboard(core::stringw text, gui::ScalableFont* font,
updateAbsolutePosition();
}
scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFont* font,
const video::SColor& color)
scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFont* font)
{
font->doDraw(text, core::rect<s32>(0, 0, 1000, 1000), color, false, false, NULL, this);
font->doDraw(text, core::rect<s32>(0, 0, 1000, 1000), video::SColor(255,255,255,255),
false, false, NULL, this);
const float scale = 0.025f;
const float scale = 0.018f;
//scene::SMesh* mesh = new scene::SMesh();
std::map<video::ITexture*, scene::SMeshBuffer*> buffers;
@ -56,7 +60,7 @@ scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFon
max_y = char_max_y;
}
float scaled_center_x = (max_x / 2.0f) * scale;
float scaled_y = -max_y * scale;
float scaled_y = (max_y / 2.0f) * scale; // -max_y * scale;
for (unsigned int i = 0; i < m_chars.size(); i++)
{
@ -93,25 +97,25 @@ scene::IMesh* STKTextBillboard::getTextMesh(core::stringw text, gui::ScalableFon
{
video::S3DVertex(char_pos.X - scaled_center_x, char_pos.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
m_chars[i].m_colors[0],
m_color_bottom,
m_chars[i].m_sourceRect.UpperLeftCorner.X / tex_width,
m_chars[i].m_sourceRect.LowerRightCorner.Y / tex_height),
video::S3DVertex(char_pos2.X - scaled_center_x, char_pos.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
m_chars[i].m_colors[1],
m_color_bottom,
m_chars[i].m_sourceRect.LowerRightCorner.X / tex_width,
m_chars[i].m_sourceRect.LowerRightCorner.Y / tex_height),
video::S3DVertex(char_pos2.X - scaled_center_x, char_pos2.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
m_chars[i].m_colors[2],
m_color_top,
m_chars[i].m_sourceRect.LowerRightCorner.X / tex_width,
m_chars[i].m_sourceRect.UpperLeftCorner.Y / tex_height),
video::S3DVertex(char_pos.X - scaled_center_x, char_pos2.Y - scaled_y, 0.0f,
0.0f, 0.0f, 1.0f,
m_chars[i].m_colors[3],
m_color_top,
m_chars[i].m_sourceRect.UpperLeftCorner.X / tex_width,
m_chars[i].m_sourceRect.UpperLeftCorner.Y / tex_height)
};
@ -142,6 +146,12 @@ void STKTextBillboard::OnRegisterSceneNode()
if (IsVisible)
{
SceneManager->registerNodeForRendering(this, scene::ESNRP_TRANSPARENT);
scene::ICameraSceneNode* curr_cam = irr_driver->getSceneManager()->getActiveCamera();
core::vector3df cam_pos = curr_cam->getPosition();
core::vector3df text_pos = this->getAbsolutePosition();
float angle = atan2(text_pos.X - cam_pos.X, text_pos.Z - cam_pos.Z);
this->setRotation(core::vector3df(0.0f, angle * 180.0f / M_PI, 0.0f));
}
ISceneNode::OnRegisterSceneNode();

33
src/graphics/stk_text_billboard.hpp
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@ -15,7 +15,7 @@ public:
irr::video::ITexture* m_texture;
irr::core::rect<irr::s32> m_destRect;
irr::core::rect<irr::s32> m_sourceRect;
irr::video::SColor m_colors[4];
//irr::video::SColor m_colors[4];
STKTextBillboardChar(irr::video::ITexture* texture,
const irr::core::rect<irr::s32>& destRect,
@ -25,30 +25,33 @@ public:
m_texture = texture;
m_destRect = destRect;
m_sourceRect = sourceRect;
if (colors == NULL)
{
m_colors[0] = m_colors[1] = m_colors[2] = m_colors[3] = NULL;
}
else
{
m_colors[0] = colors[0];
m_colors[1] = colors[1];
m_colors[2] = colors[2];
m_colors[3] = colors[3];
}
//if (colors == NULL)
//{
// m_colors[0] = m_colors[1] = m_colors[2] = m_colors[3] = NULL;
//}
//else
//{
// m_colors[0] = colors[0];
// m_colors[1] = colors[1];
// m_colors[2] = colors[2];
// m_colors[3] = colors[3];
//}
}
};
class STKTextBillboard : public STKMeshSceneNode, irr::gui::FontCharCollector
{
std::vector<STKTextBillboardChar> m_chars;
irr::video::SColor m_color_top;
irr::video::SColor m_color_bottom;
irr::scene::IMesh* getTextMesh(irr::core::stringw text, gui::ScalableFont* font,
const irr::video::SColor& color);
irr::scene::IMesh* getTextMesh(irr::core::stringw text, gui::ScalableFont* font);
public:
STKTextBillboard(irr::core::stringw text, irr::gui::ScalableFont* font,
const irr::video::SColor& color, irr::scene::ISceneNode* parent,
const irr::video::SColor& color_top,
const irr::video::SColor& color_bottom,
irr::scene::ISceneNode* parent,
irr::scene::ISceneManager* mgr, irr::s32 id,
const irr::core::vector3df& position,
const irr::core::vector3df& size);

30
src/karts/kart.cpp
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@ -2604,12 +2604,30 @@ void Kart::setOnScreenText(const wchar_t *text)
// is started without splash screen (since "Loading" is shown even in this
// case). A smaller font would be better
// TODO: memory management?
gui::ScalableFont* font = GUIEngine::getFont() ? GUIEngine::getFont() : GUIEngine::getTitleFont();
STKTextBillboard* tb = new STKTextBillboard(text, font, video::SColor(255, 255, 225, 255),
getNode(), irr_driver->getSceneManager(), -1,
core::vector3df(0.f, 0.0f, 0.0f),
core::vector3df(1.0f, 1.0f, 1.0f));
if (irr_driver->isGLSL())
{
gui::ScalableFont* font = GUIEngine::getFont() ? GUIEngine::getFont() : GUIEngine::getTitleFont();
STKTextBillboard* tb = new STKTextBillboard(text, font,
video::SColor(255, 255, 225, 0),
video::SColor(255, 255, 89, 0),
getNode(), irr_driver->getSceneManager(), -1,
core::vector3df(0.0f, 1.5f, 0.0f),
core::vector3df(1.0f, 1.0f, 1.0f));
}
else
{
scene::ISceneManager* sm = irr_driver->getSceneManager();
sm->addBillboardTextSceneNode(GUIEngine::getFont() ? GUIEngine::getFont()
: GUIEngine::getTitleFont(),
text,
getNode(),
core::dimension2df(textsize.Width/55.0f,
textsize.Height/55.0f),
core::vector3df(0.0f, 1.5f, 0.0f),
-1, // id
video::SColor(255, 255, 225, 0),
video::SColor(255, 255, 89, 0));
}
// No need to store the reference to the billboard scene node:
// It has one reference to the parent, and will get deleted

41
src/tracks/track.cpp
View File

@ -37,6 +37,7 @@
#include "graphics/particle_emitter.hpp"
#include "graphics/particle_kind.hpp"
#include "graphics/particle_kind_manager.hpp"
#include "graphics/stk_text_billboard.hpp"
#include "guiengine/scalable_font.hpp"
#include "io/file_manager.hpp"
#include "io/xml_node.hpp"
@ -1102,19 +1103,33 @@ bool Track::loadMainTrack(const XMLNode &root)
assert(GUIEngine::getHighresDigitFont() != NULL);
// TODO: Add support in the engine for BillboardText or find a replacement
/* scene::ISceneManager* sm = irr_driver->getSceneManager();
scene::ISceneNode* sn =
sm->addBillboardTextSceneNode(GUIEngine::getHighresDigitFont(),
msg.c_str(),
NULL,
core::dimension2df(textsize.Width/45.0f,
textsize.Height/45.0f),
xyz,
-1, // id
video::SColor(255, 255, 225, 0),
video::SColor(255, 255, 89, 0));
m_all_nodes.push_back(sn);*/
if (irr_driver->isGLSL())
{
gui::ScalableFont* font = GUIEngine::getHighresDigitFont();
STKTextBillboard* tb = new STKTextBillboard(msg.c_str(), font,
video::SColor(255, 255, 225, 0),
video::SColor(255, 255, 89, 0),
irr_driver->getSceneManager()->getRootSceneNode(),
irr_driver->getSceneManager(), -1, xyz,
core::vector3df(1.5f, 1.5f, 1.5f));
m_all_nodes.push_back(tb);
}
else
{
scene::ISceneManager* sm = irr_driver->getSceneManager();
scene::ISceneNode* sn =
sm->addBillboardTextSceneNode(GUIEngine::getHighresDigitFont(),
msg.c_str(),
NULL,
core::dimension2df(textsize.Width / 35.0f,
textsize.Height / 35.0f),
xyz,
-1, // id
video::SColor(255, 255, 225, 0),
video::SColor(255, 255, 89, 0));
m_all_nodes.push_back(sn);
}
if (!shown) continue;
}
else if (condition == "allchallenges")