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/*
* Copyright (c) 2011-2024 Broadcom. All Rights Reserved.
* The term “Broadcom” refers to Broadcom Inc.
* and/or its subsidiaries.
* SPDX-License-Identifier: MIT
*/
#ifndef SVGA_FORMAT_H_
#define SVGA_FORMAT_H_
#include "util/format/u_formats.h"
#include "svga_context.h"
#include "svga_types.h"
#include "svga_reg.h"
#include "svga3d_reg.h"
struct svga_screen;
/**
* Vertex format flags. These are used to specify that some vertex formats
* need extra processing/conversion in the vertex shader. For example,
* setting the W component to 1, or swapping R/B, or converting packed uint
* types to signed int/snorm.
*/
#define VF_ADJUST_RANGE (1 << 0)
#define VF_W_TO_1 (1 << 1)
#define VF_U_TO_F_CAST (1 << 2) /* convert uint to float */
#define VF_I_TO_F_CAST (1 << 3) /* convert sint to float */
#define VF_BGRA (1 << 4) /* swap R/B */
#define VF_PUINT_TO_SNORM (1 << 5) /* 10_10_10_2 to snorm */
#define VF_PUINT_TO_USCALED (1 << 6) /* 10_10_10_2 to uscaled */
#define VF_PUINT_TO_SSCALED (1 << 7) /* 10_10_10_2 to sscaled */
/**
* Texture format flags.
*/
#define TF_GEN_MIPS (1 << 8) /* supports hw generate mipmap */
#define TF_000X (1 << 9) /* swizzle <0, 0, 0, X> */
#define TF_XXXX (1 << 10) /* swizzle <X, X, X, X> */
#define TF_XXX1 (1 << 11) /* swizzle <X, X, X, 1> */
#define TF_XXXY (1 << 12) /* swizzle <X, X, X, Y> */
#define TF_UAV (1 << 13) /* supports uav */
#define TF_SM5 (1 << 14) /* supported in SM5 */
void
svga_translate_vertex_format_vgpu10(enum pipe_format format,
SVGA3dSurfaceFormat *svga_format,
unsigned *vf_flags);
void
svga_translate_texture_buffer_view_format(enum pipe_format format,
SVGA3dSurfaceFormat *svga_format,
unsigned *tf_flags);
enum SVGA3dSurfaceFormat
svga_translate_format(const struct svga_screen *ss,
enum pipe_format format,
unsigned bind);
void
svga_get_format_cap(struct svga_screen *ss,
SVGA3dSurfaceFormat format,
SVGA3dSurfaceFormatCaps *caps);
void
svga_format_size(SVGA3dSurfaceFormat format,
unsigned *block_width,
unsigned *block_height,
unsigned *bytes_per_block);
const char *
svga_format_name(SVGA3dSurfaceFormat format);
bool
svga_format_is_integer(SVGA3dSurfaceFormat format);
bool
svga_format_support_gen_mips(enum pipe_format format);
enum tgsi_return_type
svga_get_texture_datatype(enum pipe_format format);
// XXX: Move this to svga_context?
bool
svga_has_any_integer_cbufs(const struct svga_context *svga);
SVGA3dSurfaceFormat
svga_typeless_format(SVGA3dSurfaceFormat format);
SVGA3dSurfaceFormat
svga_sampler_format(SVGA3dSurfaceFormat format);
bool
svga_format_is_uncompressed_snorm(SVGA3dSurfaceFormat format);
bool
svga_format_is_typeless(SVGA3dSurfaceFormat format);
bool
svga_format_is_shareable(const struct svga_screen *ss,
enum pipe_format pformat,
SVGA3dSurfaceFormat sformat,
unsigned bind,
bool verbose);
SVGA3dSurfaceFormat
svga_linear_to_srgb(SVGA3dSurfaceFormat format);
bool
svga_is_format_supported(struct pipe_screen *screen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
unsigned storage_sample_count,
unsigned bindings);
bool
svga_is_dx_format_supported(struct pipe_screen *screen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
unsigned storage_sample_count,
unsigned bindings);
#endif /* SVGA_FORMAT_H_ */
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