Henri Verbeet : vkd3d-compiler: Introduce an option to specify the origin of fragment coordinates.
Module: vkd3d Branch: master Commit: 557b32a50465e3cb6ca01f64f3467e643a7d4803 URL: https://gitlab.winehq.org/wine/vkd3d/-/commit/557b32a50465e3cb6ca01f64f3467e... Author: Henri Verbeet <hverbeet(a)codeweavers.com> Date: Sun Nov 5 00:12:00 2023 +0100 vkd3d-compiler: Introduce an option to specify the origin of fragment coordinates. --- programs/vkd3d-compiler/main.c | 61 +++++++++++++++++++++++++++++++++--------- 1 file changed, 48 insertions(+), 13 deletions(-) diff --git a/programs/vkd3d-compiler/main.c b/programs/vkd3d-compiler/main.c index 2d10baca..4409d250 100644 --- a/programs/vkd3d-compiler/main.c +++ b/programs/vkd3d-compiler/main.c @@ -40,6 +40,7 @@ enum OPTION_HELP = CHAR_MAX + 1, OPTION_BUFFER_UAV, OPTION_ENTRY, + OPTION_FRAGMENT_COORDINATE_ORIGIN, OPTION_MATRIX_STORAGE_ORDER, OPTION_OUTPUT, OPTION_PRINT_SOURCE_TYPES, @@ -189,6 +190,11 @@ static void print_usage(const char *program_name) " optionally prefixed by '+' or '-'. Valid flags are\n" " 'colour', 'indent', 'offsets', 'header', and 'raw-ids'.\n" " The 'indent' and 'header' flags are enabled by default.\n" + " --fragment-coordinate-origin=<origin>\n" + " Specify the origin of fragment coordinates for SPIR-V\n" + " targets. Valid values are 'upper-left' (default) and\n" + " 'lower-left'. The only value supported by Vulkan\n" + " environments is 'upper-left'.\n" " --matrix-storage-order=<order>\n" " Specify the default matrix storage order. Valid values\n" " are 'column' (default) and 'row'.\n" @@ -337,6 +343,24 @@ static bool parse_formatting(uint32_t *formatting, bool *colour, char *arg) return true; } +static bool parse_fragment_coordinate_origin(enum vkd3d_shader_compile_option_fragment_coordinate_origin *origin, + const char *arg) +{ + if (!strcmp(arg, "upper-left")) + { + *origin = VKD3D_SHADER_COMPILE_OPTION_FRAGMENT_COORDINATE_ORIGIN_UPPER_LEFT; + return true; + } + + if (!strcmp(arg, "lower-left")) + { + *origin = VKD3D_SHADER_COMPILE_OPTION_FRAGMENT_COORDINATE_ORIGIN_LOWER_LEFT; + return true; + } + + return false; +} + static bool parse_matrix_storage_order(enum vkd3d_shader_compile_option_pack_matrix_order *order, const char *arg) { if (!strcmp(arg, "column")) @@ -441,25 +465,27 @@ static bool validate_target_type( static bool parse_command_line(int argc, char **argv, struct options *options) { enum vkd3d_shader_compile_option_pack_matrix_order pack_matrix_order; + enum vkd3d_shader_compile_option_fragment_coordinate_origin origin; enum vkd3d_shader_compile_option_buffer_uav buffer_uav; unsigned int compat_options = 0; int option; static struct option long_options[] = { - {"help", no_argument, NULL, OPTION_HELP}, - {"buffer-uav", required_argument, NULL, OPTION_BUFFER_UAV}, - {"entry", required_argument, NULL, OPTION_ENTRY}, - {"matrix-storage-order", required_argument, NULL, OPTION_MATRIX_STORAGE_ORDER}, - {"output", required_argument, NULL, OPTION_OUTPUT}, - {"formatting", required_argument, NULL, OPTION_TEXT_FORMATTING}, - {"print-source-types", no_argument, NULL, OPTION_PRINT_SOURCE_TYPES}, - {"print-target-types", no_argument, NULL, OPTION_PRINT_TARGET_TYPES}, - {"profile", required_argument, NULL, OPTION_PROFILE}, - {"strip-debug", no_argument, NULL, OPTION_STRIP_DEBUG}, - {"version", no_argument, NULL, OPTION_VERSION}, - {"semantic-compat-map", no_argument, NULL, OPTION_SEMANTIC_COMPAT_MAP}, - {NULL, 0, NULL, 0}, + {"help", no_argument, NULL, OPTION_HELP}, + {"buffer-uav", required_argument, NULL, OPTION_BUFFER_UAV}, + {"entry", required_argument, NULL, OPTION_ENTRY}, + {"fragment-coordinate-origin", required_argument, NULL, OPTION_FRAGMENT_COORDINATE_ORIGIN}, + {"matrix-storage-order", required_argument, NULL, OPTION_MATRIX_STORAGE_ORDER}, + {"output", required_argument, NULL, OPTION_OUTPUT}, + {"formatting", required_argument, NULL, OPTION_TEXT_FORMATTING}, + {"print-source-types", no_argument, NULL, OPTION_PRINT_SOURCE_TYPES}, + {"print-target-types", no_argument, NULL, OPTION_PRINT_TARGET_TYPES}, + {"profile", required_argument, NULL, OPTION_PROFILE}, + {"strip-debug", no_argument, NULL, OPTION_STRIP_DEBUG}, + {"version", no_argument, NULL, OPTION_VERSION}, + {"semantic-compat-map", no_argument, NULL, OPTION_SEMANTIC_COMPAT_MAP}, + {NULL, 0, NULL, 0}, }; memset(options, 0, sizeof(*options)); @@ -501,6 +527,15 @@ static bool parse_command_line(int argc, char **argv, struct options *options) options->preprocess_only = true; break; + case OPTION_FRAGMENT_COORDINATE_ORIGIN: + if (!parse_fragment_coordinate_origin(&origin, optarg)) + { + fprintf(stderr, "Invalid fragment coordinate origin '%s' specified.\n", optarg); + return false; + } + add_compile_option(options, VKD3D_SHADER_COMPILE_OPTION_FRAGMENT_COORDINATE_ORIGIN, origin); + break; + case 'h': case OPTION_HELP: options->print_help = true;
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Alexandre Julliard