/************************************************************************** * * Copyright 2009 VMware, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ #ifndef LP_BLD_FORMAT_H #define LP_BLD_FORMAT_H /** * @file * Pixel format helpers. */ #include "gallivm/lp_bld.h" #include "gallivm/lp_bld_init.h" #include "pipe/p_format.h" struct util_format_description; struct lp_type; struct lp_build_context; /* * AoS */ LLVMValueRef lp_build_format_swizzle_aos(const struct util_format_description *desc, struct lp_build_context *bld, LLVMValueRef unswizzled); LLVMValueRef lp_build_pack_rgba_aos(struct gallivm_state *gallivm, const struct util_format_description *desc, LLVMValueRef rgba); LLVMValueRef lp_build_fetch_rgba_aos(struct gallivm_state *gallivm, const struct util_format_description *format_desc, struct lp_type type, LLVMValueRef base_ptr, LLVMValueRef offset, LLVMValueRef i, LLVMValueRef j); LLVMValueRef lp_build_fetch_rgba_aos_array(struct gallivm_state *gallivm, const struct util_format_description *format_desc, struct lp_type type, LLVMValueRef base_ptr, LLVMValueRef offset); /* * SoA */ void lp_build_format_swizzle_soa(const struct util_format_description *format_desc, struct lp_build_context *bld, const LLVMValueRef unswizzled[4], LLVMValueRef swizzled_out[4]); void lp_build_unpack_rgba_soa(struct gallivm_state *gallivm, const struct util_format_description *format_desc, struct lp_type type, LLVMValueRef packed, LLVMValueRef rgba_out[4]); void lp_build_rgba8_to_fi32_soa(struct gallivm_state *gallivm, struct lp_type dst_type, LLVMValueRef packed, LLVMValueRef *rgba); void lp_build_fetch_rgba_soa(struct gallivm_state *gallivm, const struct util_format_description *format_desc, struct lp_type type, LLVMValueRef base_ptr, LLVMValueRef offsets, LLVMValueRef i, LLVMValueRef j, LLVMValueRef rgba_out[4]); /* * YUV */ LLVMValueRef lp_build_fetch_subsampled_rgba_aos(struct gallivm_state *gallivm, const struct util_format_description *format_desc, unsigned n, LLVMValueRef base_ptr, LLVMValueRef offset, LLVMValueRef i, LLVMValueRef j); /* * special float formats */ LLVMValueRef lp_build_float_to_smallfloat(struct gallivm_state *gallivm, struct lp_type i32_type, LLVMValueRef src, unsigned mantissa_bits, unsigned exponent_bits, unsigned mantissa_start, boolean has_sign); LLVMValueRef lp_build_smallfloat_to_float(struct gallivm_state *gallivm, struct lp_type f32_type, LLVMValueRef src, unsigned mantissa_bits, unsigned exponent_bits, unsigned mantissa_start, boolean has_sign); LLVMValueRef lp_build_float_to_r11g11b10(struct gallivm_state *gallivm, LLVMValueRef *src); void lp_build_r11g11b10_to_float(struct gallivm_state *gallivm, LLVMValueRef src, LLVMValueRef *dst); void lp_build_rgb9e5_to_float(struct gallivm_state *gallivm, LLVMValueRef src, LLVMValueRef *dst); LLVMValueRef lp_build_float_to_srgb_packed(struct gallivm_state *gallivm, const struct util_format_description *dst_fmt, struct lp_type src_type, LLVMValueRef *src); LLVMValueRef lp_build_srgb_to_linear(struct gallivm_state *gallivm, struct lp_type src_type, LLVMValueRef src); #endif /* !LP_BLD_FORMAT_H */