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It is now possible to initialize VertexBuffer without VertexDeclaration 

Former-commit-id: 3f8e82925dea8644384b4ceb962a06101bccc1a3
This commit is contained in:
Lynix 2013-08-16 00:26:35 +02:00
parent 3569ef531f
commit 42a1b9cbe6
3 changed files with 29 additions and 21 deletions
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4
include/Nazara/Renderer/Config.hpp
View File

@ -29,8 +29,8 @@
/// Chaque modification d'un paramètre du module nécessite une recompilation de celui-ci
// Le nombre maximum d'instances pouvant être géré par le Renderer
#define NAZARA_RENDERER_INSTANCE_BUFFER_SIZE 8192*64
// La taille du buffer d'Instancing (définit le nombre maximum d'instances en un rendu)
#define NAZARA_RENDERER_INSTANCE_BUFFER_SIZE 8192*64 // 8192 matrices 4x4 flottantes
// Utilise un tracker pour repérer les éventuels leaks (Ralentit l'exécution)
#define NAZARA_RENDERER_MEMORYLEAKTRACKER 0

2
src/Nazara/Renderer/Renderer.cpp
View File

@ -628,7 +628,7 @@ bool NzRenderer::Initialize()
{
try
{
s_instanceBuffer.Reset(NzVertexDeclaration::Get(nzVertexLayout_Matrix4), NAZARA_RENDERER_INSTANCE_BUFFER_SIZE/sizeof(NzMatrix4f), nzBufferStorage_Hardware, nzBufferUsage_Dynamic);
s_instanceBuffer.Reset(nullptr, NAZARA_RENDERER_INSTANCE_BUFFER_SIZE, nzBufferStorage_Hardware, nzBufferUsage_Dynamic);
}
catch (const std::exception& e)
{

44
src/Nazara/Utility/VertexBuffer.cpp
View File

@ -97,6 +97,14 @@ bool NzVertexBuffer::IsValid() const
void* NzVertexBuffer::Map(nzBufferAccess access, unsigned int startVertex, unsigned int length)
{
#if NAZARA_UTILITY_SAFE
if (!m_vertexDeclaration)
{
NazaraError("No vertex declaration");
return nullptr;
}
#endif
unsigned int stride = m_vertexDeclaration->GetStride();
return MapRaw(access, startVertex*stride, length*stride);
@ -104,6 +112,14 @@ void* NzVertexBuffer::Map(nzBufferAccess access, unsigned int startVertex, unsig
void* NzVertexBuffer::Map(nzBufferAccess access, unsigned int startVertex, unsigned int length) const
{
#if NAZARA_UTILITY_SAFE
if (!m_vertexDeclaration)
{
NazaraError("No vertex declaration");
return nullptr;
}
#endif
unsigned int stride = m_vertexDeclaration->GetStride();
return MapRaw(access, startVertex*stride, length*stride);
@ -112,10 +128,16 @@ void* NzVertexBuffer::Map(nzBufferAccess access, unsigned int startVertex, unsig
void* NzVertexBuffer::MapRaw(nzBufferAccess access, unsigned int offset, unsigned int size)
{
#if NAZARA_UTILITY_SAFE
if (!m_buffer)
{
NazaraError("No buffer");
return nullptr;
}
if (m_startOffset + offset + size > m_endOffset)
{
NazaraError("Exceeding virtual buffer size");
return false;
return nullptr;
}
#endif
@ -144,15 +166,9 @@ void NzVertexBuffer::Reset()
void NzVertexBuffer::Reset(const NzVertexDeclaration* vertexDeclaration, NzBuffer* buffer, unsigned int startOffset, unsigned int endOffset)
{
#if NAZARA_UTILITY_SAFE
if (!vertexDeclaration)
{
NazaraError("Vertex declaration is invalid");
return;
}
if (!buffer || !buffer->IsValid())
{
NazaraError("Buffer is invalid");
NazaraError("Invalid buffer");
return;
}
@ -179,21 +195,13 @@ void NzVertexBuffer::Reset(const NzVertexDeclaration* vertexDeclaration, NzBuffe
m_buffer = buffer;
m_endOffset = endOffset;
m_startOffset = startOffset;
m_vertexCount = (endOffset - startOffset) / vertexDeclaration->GetStride();
m_vertexCount = (vertexDeclaration) ? ((endOffset - startOffset) / vertexDeclaration->GetStride()) : 0;
m_vertexDeclaration = vertexDeclaration;
}
void NzVertexBuffer::Reset(const NzVertexDeclaration* vertexDeclaration, unsigned int length, nzBufferStorage storage, nzBufferUsage usage)
{
#if NAZARA_UTILITY_SAFE
if (!vertexDeclaration)
{
NazaraError("Vertex declaration is invalid");
return;
}
#endif
m_endOffset = length*vertexDeclaration->GetStride();
m_endOffset = length * ((vertexDeclaration) ? vertexDeclaration->GetStride() : 1);
m_startOffset = 0;
m_vertexCount = length;