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Added DebugDrawer::DrawCone 

Former-commit-id: 8c02ac50f3ca6a7fba1494f8f2a42eebfe949f7b
This commit is contained in:
Lynix 2013-12-09 14:16:48 +01:00
parent a9af5523ee
commit 0d8572a60c
2 changed files with 77 additions and 0 deletions
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1
include/Nazara/Renderer/DebugDrawer.hpp
View File

@ -28,6 +28,7 @@ class NAZARA_API NzDebugDrawer
static void Draw(const NzOrientedBoxf& orientedBox); static void Draw(const NzOrientedBoxf& orientedBox);
static void Draw(const NzSkeleton* skeleton); static void Draw(const NzSkeleton* skeleton);
static void DrawBinormals(const NzStaticMesh* subMesh); static void DrawBinormals(const NzStaticMesh* subMesh);
static void DrawCone(const NzVector3f& origin, const NzQuaternionf& rotation, float angle, float length);
static void DrawNormals(const NzStaticMesh* subMesh); static void DrawNormals(const NzStaticMesh* subMesh);
static void DrawTangents(const NzStaticMesh* subMesh); static void DrawTangents(const NzStaticMesh* subMesh);

76
src/Nazara/Renderer/DebugDrawer.cpp
View File

@ -401,6 +401,82 @@ void NzDebugDrawer::DrawBinormals(const NzStaticMesh* subMesh)
} }
} }
void NzDebugDrawer::DrawCone(const NzVector3f& origin, const NzQuaternionf& rotation, float angle, float length)
{
if (!s_initialized && !Initialize())
{
NazaraError("Failed to initialize Debug Drawer");
return;
}
NzMatrix4f transformMatrix;
transformMatrix.MakeIdentity();
transformMatrix.SetRotation(rotation);
transformMatrix.SetTranslation(origin);
NzBufferMapper<NzVertexBuffer> mapper(s_vertexBuffer, nzBufferAccess_DiscardAndWrite, 0, 16);
NzVertexStruct_XYZ* vertex = reinterpret_cast<NzVertexStruct_XYZ*>(mapper.GetPointer());
// On calcule le reste des points
NzVector3f base(NzVector3f::Forward()*length);
// Il nous faut maintenant le rayon du cercle projeté à cette distance
// Tangente = Opposé/Adjaçent <=> Opposé = Adjaçent*Tangente
float radius = length*std::tan(NzDegreeToRadian(angle));
NzVector3f lExtend = NzVector3f::Left()*radius;
NzVector3f uExtend = NzVector3f::Up()*radius;
vertex->position.Set(transformMatrix * NzVector3f::Zero());
vertex++;
vertex->position.Set(transformMatrix * (base + lExtend + uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base + lExtend + uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base + lExtend - uExtend));
vertex++;
vertex->position.Set(transformMatrix * NzVector3f::Zero());
vertex++;
vertex->position.Set(transformMatrix * (base + lExtend - uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base + lExtend - uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base - lExtend - uExtend));
vertex++;
vertex->position.Set(transformMatrix * NzVector3f::Zero());
vertex++;
vertex->position.Set(transformMatrix * (base - lExtend + uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base - lExtend + uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base - lExtend - uExtend));
vertex++;
vertex->position.Set(transformMatrix * NzVector3f::Zero());
vertex++;
vertex->position.Set(transformMatrix * (base - lExtend - uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base - lExtend + uExtend));
vertex++;
vertex->position.Set(transformMatrix * (base + lExtend + uExtend));
vertex++;
mapper.Unmap();
NzRenderer::SetRenderStates(s_renderStates);
NzRenderer::SetShaderProgram(s_program);
NzRenderer::SetVertexBuffer(&s_vertexBuffer);
s_program->SendColor(s_colorLocation, s_primaryColor);
NzRenderer::DrawPrimitives(nzPrimitiveMode_LineList, 0, 16);
}
void NzDebugDrawer::DrawNormals(const NzStaticMesh* subMesh) void NzDebugDrawer::DrawNormals(const NzStaticMesh* subMesh)
{ {
if (!s_initialized && !Initialize()) if (!s_initialized && !Initialize())