/****************************************************************************
 * Copyright (C) 2015 Intel Corporation.   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, sublicense,
 * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS 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.
 ***************************************************************************/

#pragma once

//////////////////////////////////////////////////////////////////////////
/// Generate LLVM type information for swr_jit_texture
INLINE static StructType *
Gen_swr_jit_texture(JitManager *pShG)
{
   LLVMContext &ctx = pShG->mContext;
   std::vector<Type *> members;

   members.push_back(Type::getInt32Ty(ctx)); // width
   members.push_back(Type::getInt32Ty(ctx)); // height
   members.push_back(Type::getInt32Ty(ctx)); // depth
   members.push_back(Type::getInt32Ty(ctx)); // first_level
   members.push_back(Type::getInt32Ty(ctx)); // last_level
   members.push_back(PointerType::get(Type::getInt8Ty(ctx), 0)); // base_ptr
   members.push_back(ArrayType::get(Type::getInt32Ty(ctx),
                                    PIPE_MAX_TEXTURE_LEVELS)); // row_stride
   members.push_back(ArrayType::get(Type::getInt32Ty(ctx),
                                    PIPE_MAX_TEXTURE_LEVELS)); // img_stride
   members.push_back(ArrayType::get(Type::getInt32Ty(ctx),
                                    PIPE_MAX_TEXTURE_LEVELS)); // mip_offsets

   return StructType::get(ctx, members, false);
}

static const UINT swr_jit_texture_width = 0;
static const UINT swr_jit_texture_height = 1;
static const UINT swr_jit_texture_depth = 2;
static const UINT swr_jit_texture_first_level = 3;
static const UINT swr_jit_texture_last_level = 4;
static const UINT swr_jit_texture_base_ptr = 5;
static const UINT swr_jit_texture_row_stride = 6;
static const UINT swr_jit_texture_img_stride = 7;
static const UINT swr_jit_texture_mip_offsets = 8;

//////////////////////////////////////////////////////////////////////////
/// Generate LLVM type information for swr_jit_sampler
INLINE static StructType *
Gen_swr_jit_sampler(JitManager *pShG)
{
   LLVMContext &ctx = pShG->mContext;
   std::vector<Type *> members;

   members.push_back(Type::getFloatTy(ctx)); // min_lod
   members.push_back(Type::getFloatTy(ctx)); // max_lod
   members.push_back(Type::getFloatTy(ctx)); // lod_bias
   members.push_back(
      ArrayType::get(Type::getFloatTy(ctx), 4)); // border_color

   return StructType::get(ctx, members, false);
}

static const UINT swr_jit_sampler_min_lod = 0;
static const UINT swr_jit_sampler_max_lod = 1;
static const UINT swr_jit_sampler_lod_bias = 2;
static const UINT swr_jit_sampler_border_color = 3;

//////////////////////////////////////////////////////////////////////////
/// Generate LLVM type information for swr_draw_context
INLINE static StructType *
Gen_swr_draw_context(JitManager *pShG)
{
   LLVMContext &ctx = pShG->mContext;
   std::vector<Type *> members;

   members.push_back(
      ArrayType::get(PointerType::get(Type::getFloatTy(ctx), 0),
                     PIPE_MAX_CONSTANT_BUFFERS)); // constantVS
   members.push_back(ArrayType::get(
      Type::getInt32Ty(ctx), PIPE_MAX_CONSTANT_BUFFERS)); // num_constantsVS
   members.push_back(
      ArrayType::get(PointerType::get(Type::getFloatTy(ctx), 0),
                     PIPE_MAX_CONSTANT_BUFFERS)); // constantFS
   members.push_back(ArrayType::get(
      Type::getInt32Ty(ctx), PIPE_MAX_CONSTANT_BUFFERS)); // num_constantsFS
   members.push_back(
      ArrayType::get(Gen_swr_jit_texture(pShG),
                     PIPE_MAX_SHADER_SAMPLER_VIEWS)); // texturesVS
   members.push_back(ArrayType::get(Gen_swr_jit_sampler(pShG),
                                    PIPE_MAX_SAMPLERS)); // samplersVS
   members.push_back(
      ArrayType::get(Gen_swr_jit_texture(pShG),
                     PIPE_MAX_SHADER_SAMPLER_VIEWS)); // texturesFS
   members.push_back(ArrayType::get(Gen_swr_jit_sampler(pShG),
                                    PIPE_MAX_SAMPLERS)); // samplersFS
   members.push_back(ArrayType::get(Gen_SWR_SURFACE_STATE(pShG),
                                    SWR_NUM_ATTACHMENTS)); // renderTargets

   return StructType::get(ctx, members, false);
}

static const UINT swr_draw_context_constantVS = 0;
static const UINT swr_draw_context_num_constantsVS = 1;
static const UINT swr_draw_context_constantFS = 2;
static const UINT swr_draw_context_num_constantsFS = 3;
static const UINT swr_draw_context_texturesVS = 4;
static const UINT swr_draw_context_samplersVS = 5;
static const UINT swr_draw_context_texturesFS = 6;
static const UINT swr_draw_context_samplersFS = 7;
static const UINT swr_draw_context_renderTargets = 8;