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Added visual debug support (--slipstream-debug).

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git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@6713 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
hikerstk
2010-11-24 21:05:45 +00:00
parent d576dadf78
commit 6f28bb281c
4 changed files with 97 additions and 18 deletions
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104
src/graphics/slip_stream.cpp
View File

@@ -34,6 +34,9 @@
SlipStream::SlipStream(Kart* kart) : MovingTexture(0, 0), m_kart(kart)
{
video::SMaterial m;
m.BackfaceCulling = false;
m.MaterialType = video::EMT_SOLID;
Material *material = material_manager->getMaterial("slipstream.png");
m.setTexture(0, material->getTexture());
m.setFlag(video::EMF_BACK_FACE_CULLING, false);
@@ -54,28 +57,49 @@ SlipStream::SlipStream(Kart* kart) : MovingTexture(0, 0), m_kart(kart)
m_kart->getKartLength()) );
m_node->setVisible(false);
setTextureMatrix(&(m_node->getMaterial(0).getTextureMatrix(0)));
m_slipstream_time = 0.0f;
float length = m_kart->getKartProperties()->getSlipstreamLength();
float kw = m_kart->getKartWidth();
float kl = m_kart->getKartLength();
Vec3 p[4];
p[0]=Vec3(-kw*0.5f, 0, -kl*0.5f );
p[1]=Vec3(-kw*0.5f, 0, -kl*0.5f-length);
p[2]=Vec3( kw*0.5f, 0, -kl*0.5f-length);
p[3]=Vec3( kw*0.5f, 0, -kl*0.5f );
m_slipstream_original_quad = new Quad(p[0], p[1], p[2], p[3]);
m_slipstream_quad = new Quad(p[0], p[1], p[2], p[3]);
if(UserConfigParams::m_slipstream_debug)
{
video::SMaterial material;
material.MaterialType = video::EMT_SOLID;
material.BackfaceCulling = false;
material.Lighting = false;
material.ColorMaterial = video::ECM_DIFFUSE_AND_AMBIENT;
m_debug_mesh = irr_driver->createQuadMesh(&material, true);
m_debug_node = irr_driver->addMesh(m_debug_mesh);
scene::IMeshBuffer *buffer = m_debug_mesh->getMeshBuffer(0);
assert(buffer->getVertexType()==video::EVT_STANDARD);
irr::video::S3DVertex* vertices
= (video::S3DVertex*)buffer->getVertices();
video::SColor red(128, 255, 0, 0);
for(unsigned int i=0; i<4; i++)
{
vertices[i].Pos = p[i].toIrrVector();
vertices[i].Color = red;
}
buffer->recalculateBoundingBox();
m_mesh->setBoundingBox(buffer->getBoundingBox());
m_debug_node = irr_driver->addMesh(m_debug_mesh, m_kart->getNode());
m_debug_node->grab();
m_debug_node->setAutomaticCulling(scene::EAC_OFF);
}
else
{
m_debug_mesh = NULL;
m_debug_node = NULL;
}
m_slipstream_time = 0.0f;
float length = m_kart->getKartProperties()->getSlipstreamLength();
float kw = m_kart->getKartWidth();
float kl = m_kart->getKartLength();
Vec3 p0(-kw*0.5f, 0, -kl*0.5f );
Vec3 p1(-kw*0.5f, 0, -kl*0.5f-length);
Vec3 p2( kw*0.5f, 0, -kl*0.5f-length);
Vec3 p3( kw*0.5f, 0, -kl*0.5f );
m_slipstream_original_quad = new Quad(p0, p1, p2, p3);
m_slipstream_quad = new Quad(p0, p1, p2, p3);
} // SlipStream
@@ -87,7 +111,7 @@ SlipStream::~SlipStream()
irr_driver->removeNode(m_node);
if(m_debug_node)
{
irr_driver->removeNode(m_debug_node);
m_debug_node->drop();
m_debug_mesh->drop();
}
delete m_slipstream_original_quad;
@@ -269,6 +293,24 @@ float SlipStream::getSlipstreamPower()
return 0;
} // getSlipstreamPower
//-----------------------------------------------------------------------------
/** Sets the color of the debug mesh (which shows the area in which slipstream
* can be accumulated).
* Color codes:
* black: kart too slow
* red: not inside of slipstream area
* green: slipstream is being accumulated.
*/
void SlipStream::setDebugColor(const video::SColor &color)
{
if(!UserConfigParams::m_slipstream_debug) return;
scene::IMeshBuffer *buffer = m_debug_mesh->getMeshBuffer(0);
irr::video::S3DVertex* vertices =
(video::S3DVertex*)buffer->getVertices();
for(unsigned int i=0; i<4; i++)
vertices[i].Color=color;
} // setDebugColor
//-----------------------------------------------------------------------------
/** Update, called once per timestep.
* \param dt Time step size.
@@ -289,7 +331,6 @@ void SlipStream::update(float dt)
if(m_slipstream_time<0) m_slipstream_mode=SS_NONE;
}
// If this kart is too slow for slipstreaming taking effect, do nothing
// --------------------------------------------------------------------
// Define this to get slipstream effect shown even when the karts are
@@ -300,17 +341,22 @@ void SlipStream::update(float dt)
{
setIntensity(0, NULL);
m_slipstream_mode = SS_NONE;
if(UserConfigParams::m_slipstream_debug)
setDebugColor(video::SColor(255, 0, 0, 0));
return;
}
#endif
// Then test if this kart is in the slipstream range of another kart:
// ------------------------------------------------------------------
World *world = World::getWorld();
unsigned int num_karts = world->getNumKarts();
bool is_sstreaming = false;
m_target_kart = NULL;
irr::video::S3DVertex* vertices = NULL;
video::SColor color(255, 0, 0, 0);
// Note that this loop can not be simply replaced with a shorter loop
// using only the karts with a better position - since a kart might
// be a lap behind
@@ -329,14 +375,28 @@ void SlipStream::update(float dt)
#ifndef DISPLAY_SLIPSTREAM_WITH_0_SPEED_FOR_DEBUGGING
if(m_target_kart->getSpeed() <
m_kart->getKartProperties()->getSlipstreamMinSpeed())
{
if(UserConfigParams::m_slipstream_debug &&
m_kart->getController()->isPlayerController())
m_target_kart->getSlipstream()
->setDebugColor(video::SColor(255, 0, 0, 0));
continue;
}
#endif
// Quick test: the kart must be not more than
// slipstream length+kart_length() away from the other kart
Vec3 delta = m_kart->getXYZ() - m_target_kart->getXYZ();
float l = m_target_kart->getKartProperties()->getSlipstreamLength()
+ m_target_kart->getKartLength()*0.5f;
if(delta.length2_2d() > l*l) continue;
if(delta.length2_2d() > l*l)
{
if(UserConfigParams::m_slipstream_debug &&
m_kart->getController()->isPlayerController())
m_target_kart->getSlipstream()
->setDebugColor(video::SColor(255, 0, 0, 128));
continue;
}
// Real test: if in slipstream quad of other kart
if(m_target_kart->getSlipstream()->m_slipstream_quad
->pointInQuad(m_kart->getXYZ()))
@@ -344,10 +404,19 @@ void SlipStream::update(float dt)
is_sstreaming = true;
break;
}
if(UserConfigParams::m_slipstream_debug &&
m_kart->getController()->isPlayerController())
m_target_kart->getSlipstream()
->setDebugColor(video::SColor(255, 0, 0, 255));
} // for i < num_karts
if(!is_sstreaming)
{
if(UserConfigParams::m_slipstream_debug &&
m_kart->getController()->isPlayerController())
m_target_kart->getSlipstream()
->setDebugColor(video::SColor(255, 255, 0, 0));
if(isSlipstreamReady())
{
// The first time slipstream is ready after collecting
@@ -368,6 +437,9 @@ void SlipStream::update(float dt)
return;
} // if !is_sstreaming
if(UserConfigParams::m_slipstream_debug &&
m_kart->getController()->isPlayerController())
m_target_kart->getSlipstream()->setDebugColor(video::SColor(255, 0, 255, 0));
// Accumulate slipstream credits now
m_slipstream_time = m_slipstream_mode==SS_NONE ? dt
: m_slipstream_time+dt;

4
src/graphics/slip_stream.hpp
View File

@@ -64,8 +64,6 @@ private:
* 'slipstream credits', or the kart is using accumulated credits. */
enum {SS_NONE, SS_COLLECT, SS_USE} m_slipstream_mode;
void createMesh(const video::SMaterial &m);
/** The quad inside which another kart is considered to be slipstreaming.
* This value is current area, i.e. takes the kart position into account. */
Quad *m_slipstream_quad;
@@ -78,6 +76,8 @@ private:
** overtake the right kart. */
Kart *m_target_kart;
void createMesh(const video::SMaterial &m);
void setDebugColor(const video::SColor &color);
public:
SlipStream (Kart* kart);
virtual ~SlipStream ();

3
src/karts/kart.hpp
View File

@@ -363,6 +363,9 @@ public:
/** Returns the slipstream object of this kart. */
const SlipStream* getSlipstream() const {return m_slipstream; }
// ------------------------------------------------------------------------
/** Returns the slipstream object of this kart. */
SlipStream* getSlipstream() {return m_slipstream; }
// ------------------------------------------------------------------------
/** Activates a slipstream effect, atm that is display some nitro. */
void setSlipstreamEffect(float f);
// ------------------------------------------------------------------------

4
src/main.cpp
View File

@@ -284,6 +284,10 @@ int handleCmdLine(int argc, char **argv)
{
UserConfigParams::m_check_debug=true;
}
else if(!strcmp(argv[i], "--slipstream-debug"))
{
UserConfigParams::m_slipstream_debug=true;
}
else if(sscanf(argv[i], "--server=%d",&n)==1)
{
network_manager->setMode(NetworkManager::NW_SERVER);