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