| 105 | } |
| 106 | |
| 107 | void GPUBuffer::UpdateData(void * gpuPtr, void const * data, uint32_t elementOffset, uint32_t elementCount) |
| 108 | { |
| 109 | uint32_t const elementSize = GetElementSize(); |
| 110 | uint32_t const byteOffset = (elementOffset + m_mappingOffset) * elementSize; |
| 111 | uint32_t const byteCount = elementCount * elementSize; |
| 112 | uint32_t const byteCapacity = GetCapacity() * elementSize; |
| 113 | ASSERT(m_isMapped, ()); |
| 114 | |
| 115 | #if defined(CHECK_VBO_BOUNDS) |
| 116 | int32_t size = GLFunctions::glGetBufferParameter(glTarget(m_t), gl_const::GLBufferSize); |
| 117 | ASSERT_EQUAL(size, byteCapacity, ()); |
| 118 | ASSERT_LESS_OR_EQUAL(byteOffset + byteCount, size, ()); |
| 119 | #endif |
| 120 | |
| 121 | if (IsMapBufferSupported()) |
| 122 | { |
| 123 | ASSERT(gpuPtr != nullptr, ()); |
| 124 | memcpy((uint8_t *)gpuPtr + byteOffset, data, byteCount); |
| 125 | } |
| 126 | else |
| 127 | { |
| 128 | ASSERT(gpuPtr == nullptr, ()); |
| 129 | if (byteOffset == 0 && byteCount == byteCapacity) |
| 130 | GLFunctions::glBufferData(glTarget(m_t), byteCount, data, gl_const::GLDynamicDraw); |
| 131 | else |
| 132 | GLFunctions::glBufferSubData(glTarget(m_t), byteCount, data, byteOffset); |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | void GPUBuffer::Unmap() |
| 137 | { |
no test coverage detected