Buffers

LDKRHIBuffer

typedef LDKRHIResource LDKRHIBuffer;

LDKRHIBufferDesc

typedef struct LDKRHIBufferDesc{
  uint32_t size;
  uint32_t usage;
  LDKRHIMemoryUsage memory_usage;
  const void *initial_data;
  LDKRHIBufferStatsClass stats_class;
}LDKRHIBufferDesc;

LDKRHIBufferStatsClass

Optional diagnostic classification for per-frame buffer upload statistics.

typedef enum LDKRHIBufferStatsClass{
  LDK_RHI_BUFFER_STATS_AUTO=0,
  LDK_RHI_BUFFER_STATS_UNIFORM,
  LDK_RHI_BUFFER_STATS_VERTEX,
  LDK_RHI_BUFFER_STATS_INDEX,
  LDK_RHI_BUFFER_STATS_INSTANCE,
  LDK_RHI_BUFFER_STATS_OTHER
}LDKRHIBufferStatsClass;

LDKRHIBufferUsage

typedef enum LDKRHIBufferUsage{
  LDK_RHI_BUFFER_USAGE_NONE=0,
  LDK_RHI_BUFFER_USAGE_VERTEX=1<<0,
  LDK_RHI_BUFFER_USAGE_INDEX=1<<1,
  LDK_RHI_BUFFER_USAGE_UNIFORM=1<<2,
  LDK_RHI_BUFFER_USAGE_STORAGE=1<<3,
  LDK_RHI_BUFFER_USAGE_TRANSFER_SRC=1<<4,
  LDK_RHI_BUFFER_USAGE_TRANSFER_DST=1<<5
}LDKRHIBufferUsage;

LDKRHIVertexBufferLayoutDesc

typedef struct LDKRHIVertexBufferLayoutDesc{
  uint32_t stride;
  uint32_t attribute_count;
  LDKRHIVertexAttributeDesc attributes[LDK_RHI_VERTEX_ATTRIBUTE_MAX];
  LDKRHIVertexInputRate input_rate;
}LDKRHIVertexBufferLayoutDesc;

ldk_rhi_buffer_create

Creates a GPU buffer.

LDK_API LDKRHIBuffer ldk_rhi_buffer_create(
 LDKRHIContext *context,
 const LDKRHIBufferDesc *desc
);

ldk_rhi_buffer_desc_defaults

Initializes a buffer descriptor with default values.

LDK_API void ldk_rhi_buffer_desc_defaults(LDKRHIBufferDesc *desc);

ldk_rhi_buffer_destroy

Destroys a GPU buffer.

LDK_API void ldk_rhi_buffer_destroy(
 LDKRHIContext *context,
 LDKRHIBuffer buffer
);

ldk_rhi_buffer_update

Updates a region of a buffer.

LDK_API bool ldk_rhi_buffer_update(
 LDKRHIContext *context,
 LDKRHIBuffer buffer,
 uint32_t offset,
 uint32_t size,
 const void *data
);

ldk_rhi_is_valid_buffer

Checks if a buffer handle is valid.

LDK_API bool ldk_rhi_is_valid_buffer(LDKRHIBuffer buffer);

ldk_rhi_is_valid_buffer_desc

Validates a buffer descriptor.

LDK_API bool ldk_rhi_is_valid_buffer_desc(const LDKRHIBufferDesc *desc);