gallium,mesa: remove uint surffix from pipe_caps

We use explicit type now, no need for these surffix to
indicate the implicit type of the fields.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32955>
This commit is contained in:
Qiang Yu 2025-01-09 10:46:43 +08:00 committed by Marge Bot
parent e5041ef036
commit 6c95232069
26 changed files with 51 additions and 52 deletions

View file

@ -195,7 +195,7 @@ Capability about the features and limits of the driver/GPU.
state should be swizzled manually according to the swizzle in the sampler
view it is intended to be used with, or herein undefined results may occur
for permutational swizzles.
* ``pipe_caps.max_texel_buffer_elements_uint``: The maximum accessible number of
* ``pipe_caps.max_texel_buffer_elements``: The maximum accessible number of
elements within a sampler buffer view and image buffer view. This is unsigned
integer with the maximum of 4G - 1.
* ``pipe_caps.max_viewports``: The maximum number of viewports (and scissors
@ -510,7 +510,7 @@ Capability about the features and limits of the driver/GPU.
```set_sample_locations```.
* ``pipe_caps.max_gs_invocations``: Maximum supported value of
TGSI_PROPERTY_GS_INVOCATIONS.
* ``pipe_caps.max_shader_buffer_size_uint``: Maximum supported size for binding
* ``pipe_caps.max_shader_buffer_size``: Maximum supported size for binding
with set_shader_buffers. This is unsigned integer with the maximum of 4GB - 1.
* ``pipe_caps.max_combined_shader_buffers``: Maximum total number of shader
buffers. A value of 0 means the sum of all per-shader stage maximums (see
@ -630,7 +630,7 @@ Capability about the features and limits of the driver/GPU.
* ``pipe_caps.query_sparse_texture_residency``: TRUE if shader sparse texture sample instruction could also return the residency information.
* ``pipe_caps.clamp_sparse_texture_lod``: TRUE if shader sparse texture sample instruction support clamp the minimal lod to prevent read from uncommitted pages.
* ``pipe_caps.allow_draw_out_of_order``: TRUE if the driver allows the "draw out of order" optimization to be enabled. See _mesa_update_allow_draw_out_of_order for more details.
* ``pipe_caps.max_constant_buffer_size_uint``: Maximum bound constant buffer size in bytes. This is unsigned integer with the maximum of 4GB - 1. This applies to all constant buffers used by UBOs, unlike ``PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE``, which is specifically for GLSL uniforms.
* ``pipe_caps.max_constant_buffer_size``: Maximum bound constant buffer size in bytes. This is unsigned integer with the maximum of 4GB - 1. This applies to all constant buffers used by UBOs, unlike ``PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE``, which is specifically for GLSL uniforms.
* ``pipe_caps.hardware_gl_select``: Enable hardware accelerated GL_SELECT for this driver.
* ``pipe_caps.device_protected_context``: Whether the device supports protected / encrypted context which can manipulate protected / encrypted content (some devices might need protected contexts to access protected content, whereas ``pipe_caps.device_protected_surface`` does not require any particular context to do so).
* ``pipe_caps.allow_glthread_buffer_subdata_opt``: Whether to allow glthread to convert glBufferSubData to glCopyBufferSubData. This may improve or worsen performance depending on your driver.

View file

@ -78,7 +78,7 @@ u_init_pipe_screen_caps(struct pipe_screen *pscreen, int accel)
caps->texture_transfer_modes = PIPE_TEXTURE_TRANSFER_BLIT;
/* GL_EXT_texture_buffer minimum value. */
caps->max_texel_buffer_elements_uint = 65536;
caps->max_texel_buffer_elements = 65536;
caps->max_viewports = 1;
@ -122,7 +122,7 @@ u_init_pipe_screen_caps(struct pipe_screen *pscreen, int accel)
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->max_vertex_element_src_offset = 2047;
@ -162,7 +162,7 @@ u_init_pipe_screen_caps(struct pipe_screen *pscreen, int accel)
caps->allow_dynamic_vao_fastpath = true;
caps->max_constant_buffer_size_uint =
caps->max_constant_buffer_size =
pscreen->get_shader_param(pscreen, PIPE_SHADER_FRAGMENT,
PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE);

View file

@ -2255,7 +2255,7 @@ agx_init_screen_caps(struct pipe_screen *pscreen)
caps->max_gs_invocations = 32;
caps->constant_buffer_offset_alignment = 16;
caps->max_texel_buffer_elements_uint = AGX_TEXTURE_BUFFER_MAX_SIZE;
caps->max_texel_buffer_elements = AGX_TEXTURE_BUFFER_MAX_SIZE;
caps->texture_buffer_offset_alignment = 64;

View file

@ -427,10 +427,10 @@ crocus_init_screen_caps(struct crocus_screen *screen)
caps->constant_buffer_offset_alignment = 32;
caps->min_map_buffer_alignment = CROCUS_MAP_BUFFER_ALIGNMENT;
caps->shader_buffer_offset_alignment = devinfo->ver >= 7 ? 4 : 0;
caps->max_shader_buffer_size_uint = devinfo->ver >= 7 ? (1 << 27) : 0;
caps->max_shader_buffer_size = devinfo->ver >= 7 ? (1 << 27) : 0;
caps->texture_buffer_offset_alignment = 16; // XXX: u_screen says 256 is the minimum value...
caps->texture_transfer_modes = PIPE_TEXTURE_TRANSFER_BLIT;
caps->max_texel_buffer_elements_uint = CROCUS_MAX_TEXTURE_BUFFER_SIZE;
caps->max_texel_buffer_elements = CROCUS_MAX_TEXTURE_BUFFER_SIZE;
caps->max_viewports = devinfo->ver >= 6 ? 16 : 1;
caps->max_geometry_output_vertices = devinfo->ver >= 6 ? 256 : 0;
caps->max_geometry_total_output_components = devinfo->ver >= 6 ? 1024 : 0;

View file

@ -301,8 +301,7 @@ d3d12_init_screen_caps(struct d3d12_screen *screen)
caps->texture_swizzle = true;
caps->max_texel_buffer_elements_uint =
1 << D3D12_REQ_BUFFER_RESOURCE_TEXEL_COUNT_2_TO_EXP;
caps->max_texel_buffer_elements = 1 << D3D12_REQ_BUFFER_RESOURCE_TEXEL_COUNT_2_TO_EXP;
caps->max_texture_2d_size = D3D12_REQ_TEXTURE2D_U_OR_V_DIMENSION;

View file

@ -521,7 +521,7 @@ fd_init_screen_caps(struct fd_screen *screen)
caps->texture_buffer_offset_alignment = is_a3xx(screen) ? 16 :
(is_a4xx(screen) || is_a5xx(screen) || is_a6xx(screen) ? 64 : 0);
caps->max_texel_buffer_elements_uint =
caps->max_texel_buffer_elements =
/* We could possibly emulate more by pretending 2d/rect textures and
* splitting high bits of index into 2nd dimension..
*/

View file

@ -429,7 +429,7 @@ i915_init_screen_caps(struct i915_screen *is)
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->max_viewports = 1;

View file

@ -482,12 +482,12 @@ iris_init_screen_caps(struct iris_screen *screen)
caps->constant_buffer_offset_alignment = 32;
caps->min_map_buffer_alignment = IRIS_MAP_BUFFER_ALIGNMENT;
caps->shader_buffer_offset_alignment = 4;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->texture_buffer_offset_alignment = 16; // XXX: u_screen says 256 is the minimum value...
caps->linear_image_pitch_alignment = 1;
caps->linear_image_base_address_alignment = 1;
caps->texture_transfer_modes = PIPE_TEXTURE_TRANSFER_BLIT;
caps->max_texel_buffer_elements_uint = IRIS_MAX_TEXTURE_BUFFER_SIZE;
caps->max_texel_buffer_elements = IRIS_MAX_TEXTURE_BUFFER_SIZE;
caps->max_viewports = 16;
caps->max_geometry_output_vertices = 256;
caps->max_geometry_total_output_components = 1024;

View file

@ -380,7 +380,7 @@ llvmpipe_init_screen_caps(struct pipe_screen *screen)
caps->linear_image_pitch_alignment = 1;
caps->linear_image_base_address_alignment = 1;
/* Adressing that many 64bpp texels fits in an i32 so this is a reasonable value */
caps->max_texel_buffer_elements_uint = LP_MAX_TEXEL_BUFFER_ELEMENTS;
caps->max_texel_buffer_elements = LP_MAX_TEXEL_BUFFER_ELEMENTS;
caps->texture_buffer_offset_alignment = 16;
caps->texture_transfer_modes = 0;
caps->max_viewports = PIPE_MAX_VIEWPORTS;
@ -449,7 +449,7 @@ llvmpipe_init_screen_caps(struct pipe_screen *screen)
*/
caps->shareable_shaders = false;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = LP_MAX_TGSI_SHADER_BUFFER_SIZE;
caps->max_shader_buffer_size = LP_MAX_TGSI_SHADER_BUFFER_SIZE;
caps->framebuffer_no_attachment = true;
caps->tgsi_tg4_component_in_swizzle = true;
caps->fs_face_is_integer_sysval = true;

View file

@ -251,7 +251,7 @@ nv30_init_screen_caps(struct nv30_screen *screen)
caps->texture_buffer_offset_alignment = 0;
caps->query_pipeline_statistics = false;
caps->texture_border_color_quirk = false;
caps->max_texel_buffer_elements_uint = 0;
caps->max_texel_buffer_elements = 0;
caps->mixed_framebuffer_sizes = false;
caps->vs_layer_viewport = false;
caps->max_texture_gather_components = 0;
@ -345,7 +345,7 @@ nv30_init_screen_caps(struct nv30_screen *screen)
caps->pci_function = dev->info.pci.func;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->vendor_id = 0x10de;
caps->device_id = dev->info.device_id;
caps->video_memory = dev->vram_size >> 20;

View file

@ -246,7 +246,7 @@ nv50_init_screen_caps(struct nv50_screen *screen)
caps->min_texel_offset = -8;
caps->max_texture_gather_offset =
caps->max_texel_offset = 7;
caps->max_texel_buffer_elements_uint = 128 * 1024 * 1024;
caps->max_texel_buffer_elements = 128 * 1024 * 1024;
caps->glsl_feature_level = 330;
caps->glsl_feature_level_compatibility = 330;
caps->essl_feature_level = class_3d >= NVA3_3D_CLASS ? 310 : 300;
@ -262,7 +262,7 @@ nv50_init_screen_caps(struct nv50_screen *screen)
caps->max_geometry_total_output_components = 1024;
caps->max_vertex_streams = 1;
caps->max_gs_invocations = 0;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->max_vertex_attrib_stride = 2048;
caps->max_vertex_element_src_offset = 2047;
caps->constant_buffer_offset_alignment = 256;

View file

@ -279,7 +279,7 @@ nvc0_init_screen_caps(struct nvc0_screen *screen)
caps->max_texel_offset = 7;
caps->min_texture_gather_offset = -32;
caps->max_texture_gather_offset = 31;
caps->max_texel_buffer_elements_uint = 128 * 1024 * 1024;
caps->max_texel_buffer_elements = 128 * 1024 * 1024;
caps->glsl_feature_level = 430;
caps->glsl_feature_level_compatibility = 430;
caps->max_render_targets = 8;
@ -293,7 +293,7 @@ nvc0_init_screen_caps(struct nvc0_screen *screen)
caps->max_geometry_total_output_components = 1024;
caps->max_vertex_streams = 4;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->max_vertex_attrib_stride = 2048;
caps->max_vertex_element_src_offset = 2047;
caps->constant_buffer_offset_alignment = 256;

View file

@ -653,7 +653,7 @@ panfrost_init_screen_caps(struct panfrost_screen *screen)
caps->texture_border_color_quirk = dev->arch == 7 || dev->arch >= 10 ?
PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_FREEDRENO : 0;
caps->max_texel_buffer_elements_uint = PAN_MAX_TEXEL_BUFFER_ELEMENTS;
caps->max_texel_buffer_elements = PAN_MAX_TEXEL_BUFFER_ELEMENTS;
/* Must be at least 64 for correct behaviour */
caps->texture_buffer_offset_alignment = 64;

View file

@ -662,7 +662,7 @@ static void r300_init_screen_caps(struct r300_screen* r300screen)
caps->shareable_shaders = false;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
/* SWTCL-only features. */
caps->primitive_restart =

View file

@ -412,7 +412,7 @@ static void r600_init_screen_caps(struct r600_screen *rscreen)
caps->nir_images_as_deref = false;
caps->fake_sw_msaa = false;
caps->max_texel_buffer_elements_uint =
caps->max_texel_buffer_elements =
MIN2(rscreen->b.info.max_heap_size_kb * 1024ull / 4, INT_MAX);
caps->min_map_buffer_alignment = R600_MAP_BUFFER_ALIGNMENT;
@ -451,7 +451,7 @@ static void r600_init_screen_caps(struct r600_screen *rscreen)
caps->max_gs_invocations = 32;
/* shader buffer objects */
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->max_combined_shader_buffers = 8;
caps->int64 =

View file

@ -1388,10 +1388,10 @@ void si_init_screen_caps(struct si_screen *sscreen)
if (sizeof(void*) == 4)
max_size = MIN2(max_size, 512 * 1024 * 1024);
caps->max_constant_buffer_size_uint =
caps->max_shader_buffer_size_uint = max_size;
caps->max_constant_buffer_size =
caps->max_shader_buffer_size = max_size;
unsigned max_texels = caps->max_shader_buffer_size_uint;
unsigned max_texels = caps->max_shader_buffer_size;
/* FYI, BUF_RSRC_WORD2.NUM_RECORDS field limit is UINT32_MAX. */
@ -1405,7 +1405,7 @@ void si_init_screen_caps(struct si_screen *sscreen)
* TODO: Remove this after the gallium interface is changed. */
max_texels = MIN2(max_texels, UINT32_MAX / 16);
caps->max_texel_buffer_elements_uint = max_texels;
caps->max_texel_buffer_elements = max_texels;
/* Allow 1/4th of the heap size. */
caps->max_texture_mb = sscreen->info.max_heap_size_kb / 1024 / 4;

View file

@ -1280,7 +1280,7 @@ static struct pipe_screen *radeonsi_screen_create_impl(struct radeon_winsys *ws,
si_init_screen_caps(sscreen);
sscreen->max_texel_buffer_elements = sscreen->b.caps.max_texel_buffer_elements_uint;
sscreen->max_texel_buffer_elements = sscreen->b.caps.max_texel_buffer_elements;
if (sscreen->debug_flags & DBG(INFO))
ac_print_gpu_info(&sscreen->info, stdout);

View file

@ -309,7 +309,7 @@ softpipe_init_screen_caps(struct softpipe_screen *sp_screen)
caps->timer_resolution = true;
caps->cube_map_array = true;
caps->texture_buffer_objects = true;
caps->max_texel_buffer_elements_uint = 65536;
caps->max_texel_buffer_elements = 65536;
caps->texture_buffer_offset_alignment = 16;
caps->texture_transfer_modes = 0;
caps->max_viewports = PIPE_MAX_VIEWPORTS;
@ -366,7 +366,7 @@ softpipe_init_screen_caps(struct softpipe_screen *sp_screen)
caps->pci_device =
caps->pci_function = 0;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->shader_buffer_offset_alignment = 4;
caps->image_store_formatted = true;

View file

@ -595,7 +595,7 @@ svga_init_screen_caps(struct svga_screen *svgascreen)
/* convert bytes to texels for the case of the largest texel
* size: float[4].
*/
caps->max_texel_buffer_elements_uint =
caps->max_texel_buffer_elements =
SVGA3D_DX_MAX_RESOURCE_SIZE / (4 * sizeof(float));
caps->min_texel_offset = sws->have_vgpu10 ? VGPU10_MIN_TEXEL_FETCH_OFFSET : 0;
@ -677,7 +677,7 @@ svga_init_screen_caps(struct svga_screen *svgascreen)
caps->allow_mapped_buffers_during_execution = false;
caps->tgsi_div = true;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
/* Verify this once protocol is finalized. Setting it to minimum value. */
caps->max_shader_patch_varyings = sws->have_sm5 ? 30 : 0;
caps->texture_float_linear = true;

View file

@ -425,7 +425,7 @@ virgl_init_screen_caps(struct virgl_screen *vscreen)
caps->cube_map_array = vscreen->caps.caps.v1.bset.cube_map_array;
caps->texture_multisample = vscreen->caps.caps.v1.bset.texture_multisample;
caps->max_viewports = vscreen->caps.caps.v1.max_viewports;
caps->max_texel_buffer_elements_uint = vscreen->caps.caps.v1.max_tbo_size;
caps->max_texel_buffer_elements = vscreen->caps.caps.v1.max_tbo_size;
caps->texture_border_color_quirk = 0;
caps->endianness = PIPE_ENDIAN_LITTLE;
caps->query_pipeline_statistics =
@ -505,7 +505,7 @@ virgl_init_screen_caps(struct virgl_screen *vscreen)
caps->allow_mapped_buffers_during_execution = 0;
caps->clip_halfz = vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_CLIP_HALFZ;
caps->max_gs_invocations = 32;
caps->max_shader_buffer_size_uint = 1 << 27;
caps->max_shader_buffer_size = 1 << 27;
caps->vendor_id = 0x1af4;
caps->device_id = 0x1010;
caps->video_memory =
@ -536,7 +536,7 @@ virgl_init_screen_caps(struct virgl_screen *vscreen)
caps->gl_spirv = true;
if (vscreen->caps.caps.v2.host_feature_check_version >= 13)
caps->max_constant_buffer_size_uint = vscreen->caps.caps.v2.max_uniform_block_size;
caps->max_constant_buffer_size = vscreen->caps.caps.v2.max_uniform_block_size;
caps->min_line_width =
caps->min_line_width_aa =

View file

@ -1032,7 +1032,7 @@ zink_init_screen_caps(struct zink_screen *screen)
caps->texture_transfer_modes = mode;
}
caps->max_texel_buffer_elements_uint =
caps->max_texel_buffer_elements =
MIN2(get_smallest_buffer_heap(screen),
screen->info.props.limits.maxTexelBufferElements);
@ -1133,7 +1133,7 @@ zink_init_screen_caps(struct zink_screen *screen)
/* 1<<27 is required by VK spec */
assert(screen->info.props.limits.maxStorageBufferRange >= 1 << 27);
/* clamp to VK spec minimum */
caps->max_shader_buffer_size_uint =
caps->max_shader_buffer_size =
MIN2(get_smallest_buffer_heap(screen), screen->info.props.limits.maxStorageBufferRange);
caps->fs_coord_origin_upper_left = true;

View file

@ -243,7 +243,7 @@ device::max_images_write() const {
size_t
device::max_image_buffer_size() const {
return pipe->caps.max_texel_buffer_elements_uint;
return pipe->caps.max_texel_buffer_elements;
}
cl_uint

View file

@ -807,9 +807,9 @@ lvp_get_properties(const struct lvp_physical_device *device, struct vk_propertie
.maxImageDimension3D = (1 << device->pscreen->caps.max_texture_3d_levels),
.maxImageDimensionCube = (1 << device->pscreen->caps.max_texture_cube_levels),
.maxImageArrayLayers = device->pscreen->caps.max_texture_array_layers,
.maxTexelBufferElements = device->pscreen->caps.max_texel_buffer_elements_uint,
.maxTexelBufferElements = device->pscreen->caps.max_texel_buffer_elements,
.maxUniformBufferRange = min_shader_param(device->pscreen, PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE),
.maxStorageBufferRange = device->pscreen->caps.max_shader_buffer_size_uint,
.maxStorageBufferRange = device->pscreen->caps.max_shader_buffer_size,
.maxPushConstantsSize = MAX_PUSH_CONSTANTS_SIZE,
.maxMemoryAllocationCount = UINT32_MAX,
.maxSamplerAllocationCount = 32 * 1024,

View file

@ -732,7 +732,7 @@ impl Device {
1 << 26,
min(
self.max_mem_alloc(),
self.screen.caps().max_shader_buffer_size_uint as u64,
self.screen.caps().max_shader_buffer_size as u64,
),
)
}
@ -905,7 +905,7 @@ impl Device {
self.max_mem_alloc() / MAX_PIXEL_SIZE_BYTES,
c_int::MAX as cl_ulong,
),
self.screen.caps().max_texel_buffer_elements_uint as cl_ulong,
self.screen.caps().max_texel_buffer_elements as cl_ulong,
) as usize
} else {
0

View file

@ -1043,7 +1043,7 @@ struct pipe_caps {
unsigned texture_transfer_modes;
/* pipe_quirk_texture_border_color_swizzle */
unsigned texture_border_color_quirk;
unsigned max_texel_buffer_elements_uint;
unsigned max_texel_buffer_elements;
unsigned max_viewports;
unsigned max_geometry_output_vertices;
unsigned max_geometry_total_output_components;
@ -1071,7 +1071,7 @@ struct pipe_caps {
unsigned constbuf0_flags;
unsigned max_conservative_raster_subpixel_precision_bias;
unsigned max_gs_invocations;
unsigned max_shader_buffer_size_uint;
unsigned max_shader_buffer_size;
unsigned max_combined_shader_buffers;
unsigned max_combined_hw_atomic_counters;
unsigned max_combined_hw_atomic_counter_buffers;
@ -1089,7 +1089,7 @@ struct pipe_caps {
unsigned max_sparse_texture_size;
unsigned max_sparse_3d_texture_size;
unsigned max_sparse_array_texture_layers;
unsigned max_constant_buffer_size_uint;
unsigned max_constant_buffer_size;
unsigned query_timestamp_bits;
unsigned shader_subgroup_size;
unsigned shader_subgroup_supported_stages;

View file

@ -184,7 +184,7 @@ void st_init_limits(struct pipe_screen *screen,
screen->caps.quads_follow_provoking_vertex_convention;
c->MaxUniformBlockSize =
screen->caps.max_constant_buffer_size_uint;
screen->caps.max_constant_buffer_size;
if (c->MaxUniformBlockSize < 16384) {
can_ubo = false;
@ -547,7 +547,7 @@ void st_init_limits(struct pipe_screen *screen,
c->MaxCombinedShaderOutputResources +=
c->MaxCombinedShaderStorageBlocks;
c->MaxShaderStorageBlockSize =
screen->caps.max_shader_buffer_size_uint;
screen->caps.max_shader_buffer_size;
if (c->Program[MESA_SHADER_FRAGMENT].MaxShaderStorageBlocks)
extensions->ARB_shader_storage_buffer_object = GL_TRUE;
}
@ -1529,7 +1529,7 @@ void st_init_extensions(struct pipe_screen *screen,
if (extensions->ARB_texture_buffer_object) {
consts->MaxTextureBufferSize =
screen->caps.max_texel_buffer_elements_uint;
screen->caps.max_texel_buffer_elements;
consts->TextureBufferOffsetAlignment =
screen->caps.texture_buffer_offset_alignment;