BGE: Fix T19241: draw debug shape with overlay/background scene.

It's for the function render.drawLine and physics debug.
This commit is contained in:
Porteries Tristan 2015-07-27 10:58:19 +02:00
parent ba146899c8
commit 76beb7b7d4
5 changed files with 38 additions and 35 deletions

@ -1252,12 +1252,15 @@ void KX_KetsjiEngine::PostRenderScene(KX_Scene* scene)
// We need to first make sure our viewport is correct (enabling multiple viewports can mess this up) // We need to first make sure our viewport is correct (enabling multiple viewports can mess this up)
m_canvas->SetViewPort(0, 0, m_canvas->GetWidth(), m_canvas->GetHeight()); m_canvas->SetViewPort(0, 0, m_canvas->GetWidth(), m_canvas->GetHeight());
m_rasterizer->FlushDebugShapes(); m_rasterizer->FlushDebugShapes(scene);
scene->Render2DFilters(m_canvas); scene->Render2DFilters(m_canvas);
#ifdef WITH_PYTHON #ifdef WITH_PYTHON
PHY_SetActiveEnvironment(scene->GetPhysicsEnvironment()); PHY_SetActiveEnvironment(scene->GetPhysicsEnvironment());
scene->RunDrawingCallbacks(scene->GetPostDrawCB()); scene->RunDrawingCallbacks(scene->GetPostDrawCB());
// Python draw callback can also call debug draw functions, so we have to clear debug shapes.
m_rasterizer->FlushDebugShapes(scene);
#endif #endif
} }

@ -186,17 +186,17 @@ class KX_KetsjiEngine* KX_GetActiveEngine()
} }
/* why is this in python? */ /* why is this in python? */
void KX_RasterizerDrawDebugLine(const MT_Vector3& from,const MT_Vector3& to,const MT_Vector3& color) void KX_RasterizerDrawDebugLine(const MT_Vector3& from,const MT_Vector3& to,const MT_Vector3& color)
{ {
if (gp_Rasterizer) if (gp_Rasterizer)
gp_Rasterizer->DrawDebugLine(from,to,color); gp_Rasterizer->DrawDebugLine(gp_KetsjiScene, from, to, color);
} }
void KX_RasterizerDrawDebugCircle(const MT_Vector3& center, const MT_Scalar radius, const MT_Vector3& color, void KX_RasterizerDrawDebugCircle(const MT_Vector3& center, const MT_Scalar radius, const MT_Vector3& color,
const MT_Vector3& normal, int nsector) const MT_Vector3& normal, int nsector)
{ {
if (gp_Rasterizer) if (gp_Rasterizer)
gp_Rasterizer->DrawDebugCircle(center, radius, color, normal, nsector); gp_Rasterizer->DrawDebugCircle(gp_KetsjiScene, center, radius, color, normal, nsector);
} }
#ifdef WITH_PYTHON #ifdef WITH_PYTHON
@ -1265,7 +1265,7 @@ static PyObject *gPyDrawLine(PyObject *, PyObject *args)
if (!PyVecTo(ob_color, color)) if (!PyVecTo(ob_color, color))
return NULL; return NULL;
gp_Rasterizer->DrawDebugLine(from,to,color); gp_Rasterizer->DrawDebugLine(gp_KetsjiScene, from, to, color);
Py_RETURN_NONE; Py_RETURN_NONE;
} }

@ -54,6 +54,7 @@ class RAS_ICanvas;
class RAS_IPolyMaterial; class RAS_IPolyMaterial;
class RAS_MeshSlot; class RAS_MeshSlot;
class RAS_ILightObject; class RAS_ILightObject;
class SCA_IScene;
typedef vector<unsigned short> KX_IndexArray; typedef vector<unsigned short> KX_IndexArray;
typedef vector<RAS_TexVert> KX_VertexArray; typedef vector<RAS_TexVert> KX_VertexArray;
@ -384,10 +385,10 @@ public:
*/ */
virtual void SetPolygonOffset(float mult, float add) = 0; virtual void SetPolygonOffset(float mult, float add) = 0;
virtual void DrawDebugLine(const MT_Vector3 &from, const MT_Vector3 &to, const MT_Vector3& color) = 0; virtual void DrawDebugLine(SCA_IScene *scene, const MT_Vector3 &from, const MT_Vector3 &to, const MT_Vector3& color) = 0;
virtual void DrawDebugCircle(const MT_Vector3 &center, const MT_Scalar radius, const MT_Vector3 &color, virtual void DrawDebugCircle(SCA_IScene *scene, const MT_Vector3 &center, const MT_Scalar radius,
const MT_Vector3 &normal, int nsector) = 0; const MT_Vector3 &color, const MT_Vector3 &normal, int nsector) = 0;
virtual void FlushDebugShapes() = 0; virtual void FlushDebugShapes(SCA_IScene *scene) = 0;
virtual void SetTexCoordNum(int num) = 0; virtual void SetTexCoordNum(int num) = 0;
virtual void SetAttribNum(int num) = 0; virtual void SetAttribNum(int num) = 0;

@ -356,9 +356,10 @@ void RAS_OpenGLRasterizer::ClearCachingInfo(void)
m_materialCachingInfo = 0; m_materialCachingInfo = 0;
} }
void RAS_OpenGLRasterizer::FlushDebugShapes() void RAS_OpenGLRasterizer::FlushDebugShapes(SCA_IScene *scene)
{ {
if (m_debugShapes.empty()) std::vector<OglDebugShape> &debugShapes = m_debugShapes[scene];
if (debugShapes.empty())
return; return;
// DrawDebugLines // DrawDebugLines
@ -372,28 +373,26 @@ void RAS_OpenGLRasterizer::FlushDebugShapes()
//draw lines //draw lines
glBegin(GL_LINES); glBegin(GL_LINES);
for (unsigned int i=0;i<m_debugShapes.size();i++) for (unsigned int i = 0; i < debugShapes.size(); i++) {
{ if (debugShapes[i].m_type != OglDebugShape::LINE)
if (m_debugShapes[i].m_type != OglDebugShape::LINE)
continue; continue;
glColor4f(m_debugShapes[i].m_color[0],m_debugShapes[i].m_color[1],m_debugShapes[i].m_color[2],1.f); glColor4f(debugShapes[i].m_color[0], debugShapes[i].m_color[1], debugShapes[i].m_color[2], 1.0f);
const MT_Scalar* fromPtr = &m_debugShapes[i].m_pos.x(); const MT_Scalar *fromPtr = &debugShapes[i].m_pos.x();
const MT_Scalar* toPtr= &m_debugShapes[i].m_param.x(); const MT_Scalar *toPtr= &debugShapes[i].m_param.x();
glVertex3dv(fromPtr); glVertex3dv(fromPtr);
glVertex3dv(toPtr); glVertex3dv(toPtr);
} }
glEnd(); glEnd();
//draw circles //draw circles
for (unsigned int i=0;i<m_debugShapes.size();i++) for (unsigned int i = 0; i < debugShapes.size(); i++) {
{ if (debugShapes[i].m_type != OglDebugShape::CIRCLE)
if (m_debugShapes[i].m_type != OglDebugShape::CIRCLE)
continue; continue;
glBegin(GL_LINE_LOOP); glBegin(GL_LINE_LOOP);
glColor4f(m_debugShapes[i].m_color[0],m_debugShapes[i].m_color[1],m_debugShapes[i].m_color[2],1.f); glColor4f(debugShapes[i].m_color[0], debugShapes[i].m_color[1], debugShapes[i].m_color[2], 1.0f);
static const MT_Vector3 worldUp(0.0, 0.0, 1.0); static const MT_Vector3 worldUp(0.0, 0.0, 1.0);
MT_Vector3 norm = m_debugShapes[i].m_param; MT_Vector3 norm = debugShapes[i].m_param;
MT_Matrix3x3 tr; MT_Matrix3x3 tr;
if (norm.fuzzyZero() || norm == worldUp) if (norm.fuzzyZero() || norm == worldUp)
{ {
@ -408,14 +407,14 @@ void RAS_OpenGLRasterizer::FlushDebugShapes()
yaxis.x(), yaxis.y(), yaxis.z(), yaxis.x(), yaxis.y(), yaxis.z(),
norm.x(), norm.y(), norm.z()); norm.x(), norm.y(), norm.z());
} }
MT_Scalar rad = m_debugShapes[i].m_param2.x(); MT_Scalar rad = debugShapes[i].m_param2.x();
int n = (int) m_debugShapes[i].m_param2.y(); int n = (int)debugShapes[i].m_param2.y();
for (int j = 0; j<n; j++) for (int j = 0; j<n; j++)
{ {
MT_Scalar theta = j*M_PI*2/n; MT_Scalar theta = j*M_PI*2/n;
MT_Vector3 pos(cos(theta) * rad, sin(theta) * rad, 0.0); MT_Vector3 pos(cos(theta) * rad, sin(theta) * rad, 0.0);
pos = pos*tr; pos = pos*tr;
pos += m_debugShapes[i].m_pos; pos += debugShapes[i].m_pos;
const MT_Scalar* posPtr = &pos.x(); const MT_Scalar* posPtr = &pos.x();
glVertex3dv(posPtr); glVertex3dv(posPtr);
} }
@ -425,13 +424,11 @@ void RAS_OpenGLRasterizer::FlushDebugShapes()
if (light) glEnable(GL_LIGHTING); if (light) glEnable(GL_LIGHTING);
if (tex) glEnable(GL_TEXTURE_2D); if (tex) glEnable(GL_TEXTURE_2D);
m_debugShapes.clear(); debugShapes.clear();
} }
void RAS_OpenGLRasterizer::EndFrame() void RAS_OpenGLRasterizer::EndFrame()
{ {
FlushDebugShapes();
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glDisable(GL_MULTISAMPLE_ARB); glDisable(GL_MULTISAMPLE_ARB);

@ -38,6 +38,7 @@
#include "MT_CmMatrix4x4.h" #include "MT_CmMatrix4x4.h"
#include <vector> #include <vector>
#include <map>
using namespace std; using namespace std;
#include "RAS_IRasterizer.h" #include "RAS_IRasterizer.h"
@ -223,20 +224,20 @@ public:
virtual void SetPolygonOffset(float mult, float add); virtual void SetPolygonOffset(float mult, float add);
virtual void FlushDebugShapes(); virtual void FlushDebugShapes(SCA_IScene *scene);
virtual void DrawDebugLine(const MT_Vector3 &from,const MT_Vector3 &to, const MT_Vector3 &color) virtual void DrawDebugLine(SCA_IScene *scene, const MT_Vector3 &from,const MT_Vector3 &to, const MT_Vector3 &color)
{ {
OglDebugShape line; OglDebugShape line;
line.m_type = OglDebugShape::LINE; line.m_type = OglDebugShape::LINE;
line.m_pos= from; line.m_pos= from;
line.m_param = to; line.m_param = to;
line.m_color = color; line.m_color = color;
m_debugShapes.push_back(line); m_debugShapes[scene].push_back(line);
} }
virtual void DrawDebugCircle(const MT_Vector3 &center, const MT_Scalar radius, const MT_Vector3 &color, virtual void DrawDebugCircle(SCA_IScene *scene, const MT_Vector3 &center, const MT_Scalar radius,
const MT_Vector3 &normal, int nsector) const MT_Vector3 &color, const MT_Vector3 &normal, int nsector)
{ {
OglDebugShape line; OglDebugShape line;
line.m_type = OglDebugShape::CIRCLE; line.m_type = OglDebugShape::CIRCLE;
@ -245,10 +246,11 @@ public:
line.m_color = color; line.m_color = color;
line.m_param2.x() = radius; line.m_param2.x() = radius;
line.m_param2.y() = (float) nsector; line.m_param2.y() = (float) nsector;
m_debugShapes.push_back(line); m_debugShapes[scene].push_back(line);
} }
std::vector <OglDebugShape> m_debugShapes; // We store each debug shape by scene.
std::map<SCA_IScene *, std::vector<OglDebugShape> > m_debugShapes;
virtual void SetTexCoordNum(int num); virtual void SetTexCoordNum(int num);
virtual void SetAttribNum(int num); virtual void SetAttribNum(int num);