Page MenuHome
Differential D16990 Diff 60050 source/blender/gpu/metal/mtl_capabilities.hh

Changeset View

Standalone View

View Options

source/blender/gpu/metal/mtl_capabilities.hh

Show All 10 Lines
/*** Derived from: https://developer.apple.com/metal/Metal-Feature-Set-Tables.pdf ***/ /*** Derived from: https://developer.apple.com/metal/Metal-Feature-Set-Tables.pdf ***/
/** Upper Bound/Fixed Limits **/ /** Upper Bound/Fixed Limits **/
#define MTL_MAX_TEXTURE_SLOTS 128 #define MTL_MAX_TEXTURE_SLOTS 128
#define MTL_MAX_SAMPLER_SLOTS MTL_MAX_TEXTURE_SLOTS #define MTL_MAX_SAMPLER_SLOTS MTL_MAX_TEXTURE_SLOTS
/* Max limit without using bind-less for samplers. */ /* Max limit without using bind-less for samplers. */
#define MTL_MAX_DEFAULT_SAMPLERS 16 #define MTL_MAX_DEFAULT_SAMPLERS 16
#define MTL_MAX_UNIFORM_BUFFER_BINDINGS 31 /* Total maximum buffers which can be bound to an encoder, for use within a shader.
* MTL_MAX_UNIFORM_BUFFER_BINDINGS + MTL_MAX_STORAGE_BUFFER_BINDINGS must be <=
* than MTL_MAX_BUFFER_BINDINGS. */
#define MTL_MAX_BUFFER_BINDINGS 31
#define MTL_MAX_UNIFORM_BUFFER_BINDINGS 16
#define MTL_MAX_STORAGE_BUFFER_BINDINGS 12
#define MTL_MAX_VERTEX_INPUT_ATTRIBUTES 31 #define MTL_MAX_VERTEX_INPUT_ATTRIBUTES 31
#define MTL_MAX_UNIFORMS_PER_BLOCK 64 #define MTL_MAX_UNIFORMS_PER_BLOCK 64
static_assert((MTL_MAX_UNIFORM_BUFFER_BINDINGS + MTL_MAX_STORAGE_BUFFER_BINDINGS) <=
MTL_MAX_BUFFER_BINDINGS);
/* Context-specific limits -- populated in 'MTLBackend::platform_init' */ /* Context-specific limits -- populated in 'MTLBackend::platform_init' */
struct MTLCapabilities { struct MTLCapabilities {
/* Variable Limits & feature sets. */ /* Variable Limits & feature sets. */
int max_color_render_targets = 4; /* Minimum = 4 */ int max_color_render_targets = 4; /* Minimum = 4 */
int buffer_alignment_for_textures = 256; /* Upper bound = 256 bytes */ int buffer_alignment_for_textures = 256; /* Upper bound = 256 bytes */
int minimum_buffer_offset_alignment = 256; /* Upper bound = 256 bytes */ int minimum_buffer_offset_alignment = 256; /* Upper bound = 256 bytes */
Show All 19 Lines