1 /* 2 * Copyright (c) 2011-2024 Broadcom. All Rights Reserved. 3 * The term “Broadcom” refers to Broadcom Inc. 4 * and/or its subsidiaries. 5 * SPDX-License-Identifier: MIT 6 */ 7 8 #ifndef SVGA_FORMAT_H_ 9 #define SVGA_FORMAT_H_ 10 11 12 #include "util/format/u_formats.h" 13 #include "svga_context.h" 14 #include "svga_types.h" 15 #include "svga_reg.h" 16 #include "svga3d_reg.h" 17 18 19 struct svga_screen; 20 21 22 /** 23 * Vertex format flags. These are used to specify that some vertex formats 24 * need extra processing/conversion in the vertex shader. For example, 25 * setting the W component to 1, or swapping R/B, or converting packed uint 26 * types to signed int/snorm. 27 */ 28 #define VF_ADJUST_RANGE (1 << 0) 29 #define VF_W_TO_1 (1 << 1) 30 #define VF_U_TO_F_CAST (1 << 2) /* convert uint to float */ 31 #define VF_I_TO_F_CAST (1 << 3) /* convert sint to float */ 32 #define VF_BGRA (1 << 4) /* swap R/B */ 33 #define VF_PUINT_TO_SNORM (1 << 5) /* 10_10_10_2 to snorm */ 34 #define VF_PUINT_TO_USCALED (1 << 6) /* 10_10_10_2 to uscaled */ 35 #define VF_PUINT_TO_SSCALED (1 << 7) /* 10_10_10_2 to sscaled */ 36 37 /** 38 * Texture format flags. 39 */ 40 #define TF_GEN_MIPS (1 << 8) /* supports hw generate mipmap */ 41 #define TF_000X (1 << 9) /* swizzle <0, 0, 0, X> */ 42 #define TF_XXXX (1 << 10) /* swizzle <X, X, X, X> */ 43 #define TF_XXX1 (1 << 11) /* swizzle <X, X, X, 1> */ 44 #define TF_XXXY (1 << 12) /* swizzle <X, X, X, Y> */ 45 #define TF_UAV (1 << 13) /* supports uav */ 46 #define TF_SM5 (1 << 14) /* supported in SM5 */ 47 48 void 49 svga_translate_vertex_format_vgpu10(enum pipe_format format, 50 SVGA3dSurfaceFormat *svga_format, 51 unsigned *vf_flags); 52 53 void 54 svga_translate_texture_buffer_view_format(enum pipe_format format, 55 SVGA3dSurfaceFormat *svga_format, 56 unsigned *tf_flags); 57 58 enum SVGA3dSurfaceFormat 59 svga_translate_format(const struct svga_screen *ss, 60 enum pipe_format format, 61 unsigned bind); 62 63 void 64 svga_get_format_cap(struct svga_screen *ss, 65 SVGA3dSurfaceFormat format, 66 SVGA3dSurfaceFormatCaps *caps); 67 68 void 69 svga_format_size(SVGA3dSurfaceFormat format, 70 unsigned *block_width, 71 unsigned *block_height, 72 unsigned *bytes_per_block); 73 74 const char * 75 svga_format_name(SVGA3dSurfaceFormat format); 76 77 bool 78 svga_format_is_integer(SVGA3dSurfaceFormat format); 79 80 bool 81 svga_format_support_gen_mips(enum pipe_format format); 82 83 enum tgsi_return_type 84 svga_get_texture_datatype(enum pipe_format format); 85 86 87 // XXX: Move this to svga_context? 88 bool 89 svga_has_any_integer_cbufs(const struct svga_context *svga); 90 91 92 SVGA3dSurfaceFormat 93 svga_typeless_format(SVGA3dSurfaceFormat format); 94 95 96 SVGA3dSurfaceFormat 97 svga_sampler_format(SVGA3dSurfaceFormat format); 98 99 100 bool 101 svga_format_is_uncompressed_snorm(SVGA3dSurfaceFormat format); 102 103 104 bool 105 svga_format_is_typeless(SVGA3dSurfaceFormat format); 106 107 bool 108 svga_format_is_shareable(const struct svga_screen *ss, 109 enum pipe_format pformat, 110 SVGA3dSurfaceFormat sformat, 111 unsigned bind, 112 bool verbose); 113 114 SVGA3dSurfaceFormat 115 svga_linear_to_srgb(SVGA3dSurfaceFormat format); 116 117 118 bool 119 svga_is_format_supported(struct pipe_screen *screen, 120 enum pipe_format format, 121 enum pipe_texture_target target, 122 unsigned sample_count, 123 unsigned storage_sample_count, 124 unsigned bindings); 125 126 127 bool 128 svga_is_dx_format_supported(struct pipe_screen *screen, 129 enum pipe_format format, 130 enum pipe_texture_target target, 131 unsigned sample_count, 132 unsigned storage_sample_count, 133 unsigned bindings); 134 135 #endif /* SVGA_FORMAT_H_ */ 136