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Added DebugDrawer::Draw(Frustum) 

Former-commit-id: 595204759c54ccc1e7cec38fe3e26b6b3400e723
This commit is contained in:
Lynix 2013-02-19 01:24:46 +01:00
parent f894502e98
commit d56900fe01
2 changed files with 105 additions and 0 deletions
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2
include/Nazara/Renderer/DebugDrawer.hpp
View File

@ -10,6 +10,7 @@
#include <Nazara/Prerequesites.hpp>
#include <Nazara/Core/Color.hpp>
#include <Nazara/Math/Cube.hpp>
#include <Nazara/Math/Frustum.hpp>
#include <Nazara/Utility/SubMesh.hpp>
class NzAxisAlignedBox;
@ -22,6 +23,7 @@ class NAZARA_API NzDebugDrawer
static void Draw(const NzCubef& cube);
static void Draw(const NzCubei& cube);
static void Draw(const NzCubeui& cube);
static void Draw(const NzFrustumf& frustum);
static void Draw(const NzSkeleton* skeleton);
static void DrawNormals(const NzSubMesh* subMesh);
static void DrawTangents(const NzSubMesh* subMesh);

103
src/Nazara/Renderer/DebugDrawer.cpp
View File

@ -157,6 +157,109 @@ void NzDebugDrawer::Draw(const NzCubeui& cube)
Draw(NzCubef(cube));
}
void NzDebugDrawer::Draw(const NzFrustumf& frustum)
{
if (!initialized)
{
NazaraError("Debug drawer is not initialized");
return;
}
NzBufferMapper<NzVertexBuffer> mapper(vertexBuffer, nzBufferAccess_DiscardAndWrite, 0, 24);
NzVertexStruct_XYZ* vertex = reinterpret_cast<NzVertexStruct_XYZ*>(mapper.GetPointer());
vertex->position.Set(frustum.GetCorner(nzCorner_NearLeftBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearRightBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearLeftBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearLeftTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearLeftBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarLeftBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarRightTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarLeftTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarRightTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarRightBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarRightTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearRightTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarLeftBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarRightBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarLeftBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarLeftTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearLeftTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearRightTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearLeftTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarLeftTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearRightBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearRightTop));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_NearRightBottom));
vertex++;
vertex->position.Set(frustum.GetCorner(nzCorner_FarRightBottom));
vertex++;
mapper.Unmap();
const NzShader* oldShader = NzRenderer::GetShader();
if (!NzRenderer::SetShader(shader))
{
NazaraError("Failed to set debug shader");
return;
}
bool depthTestActive = NzRenderer::IsEnabled(nzRendererParameter_DepthTest);
if (depthTestActive != depthTest)
NzRenderer::Enable(nzRendererParameter_DepthTest, depthTest);
float oldLineWidth = NzRenderer::GetLineWidth();
NzRenderer::SetLineWidth(lineWidth);
NzRenderer::SetVertexBuffer(vertexBuffer);
shader->SendColor(colorLocation, primaryColor);
NzRenderer::DrawPrimitives(nzPrimitiveType_LineList, 0, 24);
NzRenderer::SetLineWidth(oldLineWidth);
if (depthTestActive != depthTest)
NzRenderer::Enable(nzRendererParameter_DepthTest, depthTestActive);
if (!NzRenderer::SetShader(oldShader))
NazaraWarning("Failed to reset shader");
}
void NzDebugDrawer::Draw(const NzSkeleton* skeleton)
{
if (!initialized)