| 52 | } |
| 53 | |
| 54 | bool Tr2GrannyPrimitiveSet::OnPrepareResources() |
| 55 | { |
| 56 | USE_MAIN_THREAD_RENDER_CONTEXT(); |
| 57 | if( m_vertexDeclHandle == Tr2EffectStateManager::UNINITIALIZED_DECLARATION ) |
| 58 | { |
| 59 | Tr2VertexDefinition vd; |
| 60 | vd.Add( vd.FLOAT32_3, vd.POSITION ); |
| 61 | vd.Add( vd.FLOAT32_3, vd.NORMAL ); |
| 62 | vd.Add( vd.FLOAT32_4, vd.TEXCOORD ); |
| 63 | |
| 64 | m_vertexDeclHandle = Tr2EffectStateManager::GetVertexDeclarationHandle( vd ); |
| 65 | if( m_vertexDeclHandle == Tr2EffectStateManager::UNINITIALIZED_DECLARATION ) |
| 66 | { |
| 67 | return false; |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | if( m_points.size() ) |
| 72 | { |
| 73 | if( !m_vertexBuffer.IsValid() ) |
| 74 | { |
| 75 | USE_MAIN_THREAD_RENDER_CONTEXT(); |
| 76 | CR_RETURN_VAL( |
| 77 | m_vertexBuffer.Create( |
| 78 | uint32_t( sizeof( TriangleVertex ) ), |
| 79 | uint32_t( m_points.size() ), |
| 80 | Tr2GpuUsage::VERTEX_BUFFER, |
| 81 | Tr2CpuUsage::WRITE_OFTEN, |
| 82 | nullptr, |
| 83 | renderContext ), |
| 84 | false ); |
| 85 | } |
| 86 | |
| 87 | TriangleVertex* vertexBuffer; |
| 88 | CR_RETURN_VAL( m_vertexBuffer.MapForWriting( vertexBuffer, renderContext ), false ); |
| 89 | |
| 90 | memcpy( vertexBuffer, &m_points[0], sizeof( TriangleVertex ) * m_points.size() ); |
| 91 | |
| 92 | Vector3 center( 0.0f, 0.0f, 0.0f ); |
| 93 | float radius = 0.0f; |
| 94 | ComputeBoundingSphere( &vertexBuffer[0].m_position, (unsigned int)m_points.size(), sizeof( TriangleVertex ), center, radius ); |
| 95 | |
| 96 | m_boundingSphere.x = center.x; |
| 97 | m_boundingSphere.y = center.y; |
| 98 | m_boundingSphere.z = center.z; |
| 99 | m_boundingSphere.w = radius; |
| 100 | |
| 101 | m_vertexBuffer.UnmapForWriting( renderContext ); |
| 102 | } |
| 103 | |
| 104 | if( m_triangleIndices.size() ) |
| 105 | { |
| 106 | USE_MAIN_THREAD_RENDER_CONTEXT(); |
| 107 | CR_RETURN_VAL( |
| 108 | m_triangleIndexBuffer.Create( |
| 109 | 4, |
| 110 | (unsigned int)m_triangleIndices.size(), |
| 111 | Tr2GpuUsage::INDEX_BUFFER, |
nothing calls this directly
no test coverage detected