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RSE-Model/RSPModelLib/src/hob_parser.c
JackCarterSmith c5589c0199
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Lib interface with better parameters options
2022-08-19 18:23:53 +02:00

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/**
* @file hob_parser.c
* @date 18/08/2022
* @author JackCarterSmith
* @copyright GPL-v3.0
* @brief Process HOB file structure and extract its datas.
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "RSPModel_errordefs.h"
#include "RSPModel_datatypes.h"
#include "hob_struct.h"
#include "hob_parser.h"
////////////////////////////////////////////////////////////////////////////////
// Private functions declarations
////////////////////////////////////////////////////////////////////////////////
static unsigned int ExtractObjects(T_RSPMODEL_HOB*, const MEMFILE, const RSPMODEL_PARAMETERS*);
static unsigned int ExtractObjParts(T_RSPMODEL_OBJECT*, const MEMFILE, const RSPMODEL_PARAMETERS*);
static unsigned int ExtractObjParts_faces(T_RSPMODEL_OBJ_PARTS*, const MEMFILE, const RSPMODEL_PARAMETERS*);
static inline unsigned int ExtractObjpart_Face_Colors(T_RSPMODEL_FACE*, const char*);
static inline unsigned int ExtractObjpart_Face_UVMaps(T_RSPMODEL_FACE*, const char*);
////////////////////////////////////////////////////////////////////////////////
// Public functions definition
////////////////////////////////////////////////////////////////////////////////
unsigned char RSP_ModelLib_ParseHOBMemFile(const MEMFILE pMemFile, T_RSPMODEL_HOB* hobStruct, const RSPMODEL_PARAMETERS* pParams) {
unsigned char err = RSPLIB_SUCCESS;
if (hobStruct != NULL && pMemFile != NULL) {
// Do the magic!
err = ExtractObjects(hobStruct, pMemFile, pParams);
} else err = RSPLIB_ERROR_ARGS_NULL;
return err;
}
unsigned char RSP_ModelLib_ParseHOBFile(const char* fileName, T_RSPMODEL_HOB* hobStruct, const RSPMODEL_PARAMETERS* pParams) {
unsigned char err = RSPLIB_SUCCESS;
long fileSize;
FILE* fStream = NULL;
MEMFILE memFile = NULL;
if (hobStruct != NULL && fileName != NULL) {
// Open file
fStream = fopen(fileName, "rb");
if (fStream != NULL) {
// Determine file size in bytes
fseek(fStream, 0, SEEK_END);
fileSize = ftell(fStream);
fseek(fStream, 0, SEEK_SET);
if (pParams->verbose_mode) printf("[DBG] > Input file size: %ld bytes\n", fileSize);
memFile = malloc(fileSize + 1);
if (memFile != NULL) {
// Copy file in RAM
fread(memFile, fileSize, 1, fStream);
fclose(fStream);
// Do the magic!
err = ExtractObjects(hobStruct, memFile, pParams);
free(memFile);
} else {
fclose(fStream);
err = RSPLIB_ERROR_MEMORY;
if (pParams->verbose_mode) printf("[ERR] Can't allocate enough memory for file processing!\n");
}
} else {
err = RSPLIB_ERROR_IO;
if (pParams->verbose_mode) printf("[ERR] Input file %s not found!\n", fileName);
}
} else err = RSPLIB_ERROR_ARGS_NULL;
return err;
}
////////////////////////////////////////////////////////////////////////////////
// Private functions definition
////////////////////////////////////////////////////////////////////////////////
/**
* @brief Count objects and extract datas from them.
*
* @param[in|out] pHobStruct Take root hob structure to get the T_RSPMODEL_OBJECT buffer and header datas.
* @param[in] pMemfile Pointer to an in-memory file location.
* @param[in] verbose
*
* @return Error code, RSPLIB_SUCCESS when no error.
*/
static unsigned int ExtractObjects(T_RSPMODEL_HOB* pHobStruct, const MEMFILE pMemfile, const RSPMODEL_PARAMETERS* pParams) {
unsigned int i;
if (pHobStruct == NULL || pMemfile == NULL) return RSPLIB_ERROR_ARGS_NULL;
// Retrieve object count from the header
pHobStruct->obj_count = ((T_HOBFILE_HEADER *)pMemfile)->obj_count;
printf("[INFO] - Object(s) quantity: %d\n", pHobStruct->obj_count);
if (pHobStruct->obj_count <= 0) {
printf("[INFO] Can't process empty file!\n");
return RSPLIB_ERROR_GENERIC;
}
// Populate HOB structure with object descriptor
pHobStruct->objects = calloc(pHobStruct->obj_count, sizeof(T_RSPMODEL_OBJECT));
if (pHobStruct->objects == NULL) return RSPLIB_ERROR_MEMORY;
for ( i = 0; i < pHobStruct->obj_count; i++ ) {
if (pParams->debug_mode) printf("\n-=====================-Begin of Object part-======================-\n");
// Get object name
memcpy(pHobStruct->objects[i].name, ((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER)
+ sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->object_name, 16);
if (pParams->verbose_mode) printf("\n");
printf("[INFO] - Process %s object...\n", pHobStruct->objects[i].name);
// Get offsets
pHobStruct->objects[i].face_group_offset = ((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER)
+ sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->facegroup_offset;
if (pParams->verbose_mode) printf("[DBG] > Face group offset: 0x%X\n", pHobStruct->objects[i].face_group_offset);
pHobStruct->objects[i].object_part_header_offset = ((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER)
+ sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->object_parts_offset;
if (pParams->verbose_mode) printf("[DBG] > Face group header/object parts offset: 0x%X\n", pHobStruct->objects[i].object_part_header_offset);
pHobStruct->objects[i].face_group_header_offset = ((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER)
+ sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->facegroup_header_2_offset;
if (pParams->verbose_mode) printf("[DBG] > Face group header2 offset: 0x%X\n", pHobStruct->objects[i].face_group_header_offset);
if (pParams->god_mode) {
printf("[DBG] > Face group unknown1: %d\n",((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER) + sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->unknownOffset1);
printf("[DBG] > Face group unknown2: %d\n",((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER) + sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->unknownOffset2);
printf("[DBG] > Face group unknown3: %d\n",((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER) + sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->unknownOffset3);
printf("[DBG] > Face group unknown4: %.8f\n",((T_HOBFILE_OBJ_DESCRIPTOR *)(pMemfile + sizeof(T_HOBFILE_HEADER) + sizeof(T_HOBFILE_OBJ_DESCRIPTOR) * i))->unknown4);
}
// Get count and offsets from the facegroup header
pHobStruct->objects[i].object_part_count = ((T_HOBFILE_FACEGROUP_HEADER *)(pMemfile
+ pHobStruct->objects[i].object_part_header_offset))->object_part_count;
if (pParams->verbose_mode) printf("[DBG] > Object parts count: %d\n", pHobStruct->objects[i].object_part_count);
pHobStruct->objects[i].face_group_count = ((T_HOBFILE_FACEGROUP_HEADER *)(pMemfile
+ pHobStruct->objects[i].object_part_header_offset))->facegroup_count;
if (pParams->verbose_mode) printf("[DBG] > Face groups count: %d\n", pHobStruct->objects[i].face_group_count);
if (pHobStruct->objects[i].object_part_count != pHobStruct->objects[i].face_group_count && (pParams->verbose_mode))
printf("[DBG] > Object parts / facegroup count are different!\n");
// Get facegroup datas
ExtractObjParts(&pHobStruct->objects[i], pMemfile, pParams);
}
return RSPLIB_SUCCESS;
}
/**
* @brief Count object's sub-part and extract datas from them.
*
* @param[in|out] pObject Take object structure to get the T_RSPMODEL_OBJ_PARTS buffer and object datas.
* @param[in] pMemfile Pointer to an in-memory file location.
* @param[in] verbose
*
* @return Error code, RSPLIB_SUCCESS when no error.
*/
static unsigned int ExtractObjParts(T_RSPMODEL_OBJECT* pObject, const MEMFILE pMemfile, const RSPMODEL_PARAMETERS* pParams) {
unsigned int i, subpart_offset = 0;
if (pObject == NULL || pMemfile == NULL) return RSPLIB_ERROR_ARGS_NULL;
pObject->object_parts = calloc(pObject->object_part_count, sizeof(T_RSPMODEL_OBJ_PARTS));
if (pObject->object_parts == NULL) return RSPLIB_ERROR_MEMORY;
for ( i = 0; i < pObject->object_part_count; i++ ) {
if (pParams->debug_mode) printf("\n-----------------------Begin of Mesh part-------------------------\n");
subpart_offset = ((T_HOBFILE_FACEGROUP_OFFSET *)(pMemfile + pObject->object_part_header_offset
+ sizeof(T_HOBFILE_FACEGROUP_HEADER) + sizeof(T_HOBFILE_FACEGROUP_OFFSET) * i))->facegroup_offset;
if (pParams->verbose_mode) printf("\n[DBG] > Face group meshdef0 offset: 0x%X\n", subpart_offset);
// Get meshdef0 datas
if (pParams->god_mode) printf("[DBG] > meshdef0 offset1: 0x%X\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->offset1);
if (pParams->god_mode) printf("[DBG] > meshdef0 offset2: 0x%X\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->offset2);
if (pParams->verbose_mode) printf("[DBG] > Prev meshdef0 offset: 0x%X\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->prev_meshdef0_offset);
if (pParams->verbose_mode) printf("[DBG] > Next meshdef0 offset: 0x%X\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->next_meshdef0_offset);
if (pParams->god_mode) printf("[DBG] > meshdef0 unknown3: %.8f\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->unknown3);
if (pParams->god_mode) printf("[DBG] > meshdef0 unknown4: %.8f\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->unknown4);
if (pParams->god_mode) printf("[DBG] > meshdef0 unknown5: %.8f\n",((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->unknown5);
// Get meshdef1 (mesh descriptor) offset
pObject->object_parts[i].meshdef1_offset = ((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->meshdef1_offset_plus_4;
if (pParams->verbose_mode) printf("\n[DBG] > Face group meshdef1 offset: 0x%X\n", pObject->object_parts[i].meshdef1_offset);
if( ((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->reserved1 != 0 ||
((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->reserved2 != 0 ) {
if (pParams->god_mode) printf("[DBG] > Face group meshdef0: no 0!\n");
}
if (pObject->object_parts[i].meshdef1_offset > 0) {
// Read meshdef1 datas
pObject->object_parts[i].face_block_end_offset = ((T_HOBFILE_MESHDEF1 *)(pMemfile
+ pObject->object_parts[i].meshdef1_offset - 4))->facedef_end_offset;
pObject->object_parts[i].vertex_count = ((T_HOBFILE_MESHDEF1 *)(pMemfile
+ pObject->object_parts[i].meshdef1_offset - 4))->vertex_count;
pObject->object_parts[i].face_block_offset = ((T_HOBFILE_MESHDEF1 *)(pMemfile
+ pObject->object_parts[i].meshdef1_offset - 4))->faceblock_offset;
if (pParams->verbose_mode) printf("[DBG] > Faces offset: 0x%X\n", pObject->object_parts[i].face_block_offset);
pObject->object_parts[i].vertex_block_offset = ((T_HOBFILE_MESHDEF1 *)(pMemfile
+ pObject->object_parts[i].meshdef1_offset - 4))->vertexblocks_offset;
if (pParams->verbose_mode) printf("[DBG] > Vertex offset: 0x%X\n\n", pObject->object_parts[i].vertex_block_offset);
// Get faces datas
ExtractObjParts_faces(&pObject->object_parts[i], pMemfile, pParams);
}
// Get object part ID, used by animation? bones?
pObject->object_parts[i].id = ((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->object_id;
if (pParams->verbose_mode) printf("\n[DBG] > Facegroup/object ID: %d\n", pObject->object_parts[i].id);
// Get the transform matrix, used by at-st and at-at (at this time)
pObject->object_parts[i].transform.x = ((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->transform_x;
pObject->object_parts[i].transform.y = ((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->transform_y;
pObject->object_parts[i].transform.z = ((T_HOBFILE_MESHDEF0 *)(pMemfile + subpart_offset))->transform_z;
if (pParams->god_mode) printf("\n[DBG] > Facegroup/object transform matrix: [%.8f %.8f %.8f]\n",
pObject->object_parts[i].transform.x,
pObject->object_parts[i].transform.y,
pObject->object_parts[i].transform.z
);
if (pParams->debug_mode) printf("\n-----------------------End of Mesh part---------------------------\n");
}
if (pParams->debug_mode) printf("\n-=====================-End of Object part-========================-\n");
return RSPLIB_SUCCESS;
}
/**
* @brief Extract datas from faces from object sub-part.
*
* @param[in|out] pObjPart Take object sub-part structure to get the T_RSPMODEL_FACE buffer and object sub-part datas.
* @param[in] pMemfile Pointer to an in-memory file location.
* @param[in] verbose
*
* @return Error code, RSPLIB_SUCCESS when no error.
*/
static unsigned int ExtractObjParts_faces(T_RSPMODEL_OBJ_PARTS* pObjPart, const MEMFILE pMemfile, const RSPMODEL_PARAMETERS* pParams) {
unsigned int i, facesExtraOffset = 0;
if (pObjPart == NULL || pMemfile == NULL) return RSPLIB_ERROR_ARGS_NULL;
if( ((T_HOBFILE_FACEBLOCK *)(pMemfile + pObjPart->face_block_offset))->reserved1 != 0 ||
((T_HOBFILE_FACEBLOCK *)(pMemfile + pObjPart->face_block_offset))->reserved2 != 0 ) {
if (pParams->god_mode) printf("[DBG] > Face block: uncommon zero header!\n");
}
if ( ((T_HOBFILE_FACEBLOCK *)(pMemfile + pObjPart->face_block_offset))->facesOffset !=
pObjPart->face_block_offset + sizeof(T_HOBFILE_FACEBLOCK)) {
if (pParams->god_mode) printf("[DBG] > Face block: uncommon face data offset position!\n");
}
pObjPart->face_count = ((T_HOBFILE_FACEBLOCK *)(pMemfile + pObjPart->face_block_offset))->faceCounts;
pObjPart->faces = calloc(pObjPart->face_count, sizeof(T_RSPMODEL_FACE));
for ( i = 0; i < pObjPart->face_count; i++ ) {
if (pParams->debug_mode) printf("\n----------------------Begin of FaceGroup part----------------------\n");
// Get flags
pObjPart->faces[i].flags = ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->flags;
// Get unknown bytes
pObjPart->faces[i].b1 = ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->b1;
pObjPart->faces[i].b2 = ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->b2;
pObjPart->faces[i].b3 = ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->b3;
pObjPart->faces[i].bsize = ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->faceBlockIntSize * 4; // Multiply by 4 to get the bytes exact number
if (((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset + sizeof(T_HOBFILE_FACEBLOCK)
+ sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->headerSeparator != 0) {
if (pParams->god_mode) printf("[DBG] > Face header: uncommon separator!\n");
}
// Get materials index
pObjPart->faces[i].material_index = ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->materialIndex;
// Get vertex indices
memcpy(pObjPart->faces[i].indices, ((T_HOBFILE_FACES_HEADER *)(pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) * i + facesExtraOffset))->vertexIndices,
sizeof(unsigned short) * 4);
// Recalculate the dynamic extra bytes offset size - if present
if (pObjPart->faces[i].flags_bits.fHasExtraBytesBeforeColor) facesExtraOffset += 8;
// Get vertex color - if present
if (pObjPart->faces[i].flags_bits.fHasColor) {
facesExtraOffset += ExtractObjpart_Face_Colors(&pObjPart->faces[i], pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) + sizeof(T_HOBFILE_FACES_HEADER) * i
+ facesExtraOffset);
}
// Get UV map - if present
if (pObjPart->faces[i].flags_bits.fHasTexture) {
facesExtraOffset += ExtractObjpart_Face_UVMaps(&pObjPart->faces[i], pMemfile + pObjPart->face_block_offset
+ sizeof(T_HOBFILE_FACEBLOCK) + sizeof(T_HOBFILE_FACES_HEADER) + sizeof(T_HOBFILE_FACES_HEADER) * i
+ facesExtraOffset);
}
if (pParams->debug_mode) {
printf("[DBG] > Face %d details: flags:0x%X b1:%d b2:%d b3%d bsize:%d\n", i, pObjPart->faces[i].flags,
pObjPart->faces[i].b1, pObjPart->faces[i].b2, pObjPart->faces[i].b3, pObjPart->faces[i].bsize);
printf("[DBG] - Type is Quad: %d\n", pObjPart->faces[i].flags_bits.fIsQuad);
printf("[DBG] - Material offset: 0x%X\n", pObjPart->faces[i].material_index);
printf("[DBG] - Vertex indices: %d, %d, %d, %d\n", pObjPart->faces[i].indices[0], pObjPart->faces[i].indices[1],
pObjPart->faces[i].indices[2], pObjPart->faces[i].indices[3]);
printf("[DBG] - Vertex colors: 0x%X, 0x%X, 0x%X, 0x%X\n", pObjPart->faces[i].vertex_colors[0],
pObjPart->faces[i].vertex_colors[1], pObjPart->faces[i].vertex_colors[2], pObjPart->faces[i].vertex_colors[3]);
printf("[DBG] - Vertex UV coord (divided by 4096):\n");
printf("[DBG] > %.8f(%d), %.8f(%d)\n",
((double) 1/4096) * pObjPart->faces[i].tex_coords[0].u,
pObjPart->faces[i].tex_coords[0].u,
((double) 1/4096) * pObjPart->faces[i].tex_coords[0].v,
pObjPart->faces[i].tex_coords[0].v
);
printf("[DBG] > %.8f(%d), %.8f(%d)\n",
((double) 1/4096) * pObjPart->faces[i].tex_coords[1].u,
pObjPart->faces[i].tex_coords[1].u,
((double) 1/4096) * pObjPart->faces[i].tex_coords[1].v,
pObjPart->faces[i].tex_coords[1].v
);
printf("[DBG] > %.8f(%d), %.8f(%d)\n",
((double) 1/4096) * pObjPart->faces[i].tex_coords[2].u,
pObjPart->faces[i].tex_coords[2].u,
((double) 1/4096) * pObjPart->faces[i].tex_coords[2].v,
pObjPart->faces[i].tex_coords[2].v
);
printf("[DBG] > %.8f(%d), %.8f(%d)\n",
((double) 1/4096) * pObjPart->faces[i].tex_coords[3].u,
pObjPart->faces[i].tex_coords[3].u,
((double) 1/4096) * pObjPart->faces[i].tex_coords[3].v,
pObjPart->faces[i].tex_coords[3].v
);
printf("\n");
}
if (pParams->debug_mode) printf("\n-----------------------End of FaceGroup part-----------------------\n");
}
// Get vertex datas
pObjPart->vertices = calloc(pObjPart->vertex_count, sizeof(T_VERTEX));
if (pObjPart->vertices == NULL) return RSPLIB_ERROR_MEMORY;
for ( i = 0; i < pObjPart->vertex_count; i++ ) {
pObjPart->vertices[i].x =
((T_HOBFILE_VERTEX *)(pMemfile + pObjPart->vertex_block_offset + sizeof(T_VERTEX) * i))->x;
pObjPart->vertices[i].y =
((T_HOBFILE_VERTEX *)(pMemfile + pObjPart->vertex_block_offset + sizeof(T_VERTEX) * i))->y;
pObjPart->vertices[i].z =
((T_HOBFILE_VERTEX *)(pMemfile + pObjPart->vertex_block_offset + sizeof(T_VERTEX) * i))->z;
pObjPart->vertices[i].w =
((T_HOBFILE_VERTEX *)(pMemfile + pObjPart->vertex_block_offset + sizeof(T_VERTEX) * i))->w; // Always 0???
if (pParams->debug_mode) printf("[DBG] > Found vertex %d: (%d, %d, %d)\n", i,
pObjPart->vertices[i].x, pObjPart->vertices[i].y, pObjPart->vertices[i].z
);
}
return RSPLIB_SUCCESS;
}
/**
* @brief Extract colors from HOB's face to T_RSPMODEL_FACE instance.
*
* @param pFace[out] Pointer to an empty instance of T_RSPMODEL_FACE.
* @param pFaceMemFileOffset[in] Pointer to the in-memory location of face HOB datas.
* @warning Access to an unallocated memory location using this function result in an ACCESS_VIOLATION.
*
* @return The size of processed data. Used to count new offset between each face in object sub-part.
*/
static inline unsigned int ExtractObjpart_Face_Colors(T_RSPMODEL_FACE* pFace, const char* pFaceMemFileOffset) {
unsigned int dynOffset = 0;
if (pFace->flags_bits.fSeparateColorVertex) {
pFace->vertex_colors[0] = ((T_HOBFILE_FACES_VERTEX_COLOR *)(pFaceMemFileOffset))->v1_rgba;
pFace->vertex_colors[1] = ((T_HOBFILE_FACES_VERTEX_COLOR *)(pFaceMemFileOffset))->v2_rgba;
pFace->vertex_colors[2] = ((T_HOBFILE_FACES_VERTEX_COLOR *)(pFaceMemFileOffset))->v3_rgba;
if (pFace->flags_bits.fIsQuad) {
pFace->vertex_colors[3] = ((T_HOBFILE_FACES_VERTEX_COLOR *)(pFaceMemFileOffset))->v4_rgba;
dynOffset += sizeof(T_HOBFILE_FACES_VERTEX_COLOR);
} else {
dynOffset += sizeof(T_HOBFILE_FACES_VERTEX_COLOR) - sizeof(T_RGBA);
}
} else {
pFace->vertex_colors[0] = ((T_HOBFILE_FACES_COLOR *)(pFaceMemFileOffset))->rgba;
pFace->vertex_colors[1] = ((T_HOBFILE_FACES_COLOR *)(pFaceMemFileOffset))->rgba;
pFace->vertex_colors[2] = ((T_HOBFILE_FACES_COLOR *)(pFaceMemFileOffset))->rgba;
pFace->vertex_colors[3] = ((T_HOBFILE_FACES_COLOR *)(pFaceMemFileOffset))->rgba;
dynOffset += sizeof(T_HOBFILE_FACES_COLOR);
}
return dynOffset;
}
/**
* @brief Extract UV maps from HOB's face to T_RSPMODEL_FACE instance.
*
* @param pFace[out] Pointer to an empty instance of T_RSPMODEL_FACE.
* @param pFaceMemFileOffset[in] Pointer to the in-memory location of face HOB datas.
* @warning Access to an unallocated memory location using this function result in an ACCESS_VIOLATION.
*
* @return The size of processed data. Used to count new offset between each face in object sub-part.
*/
static inline unsigned int ExtractObjpart_Face_UVMaps(T_RSPMODEL_FACE* pFace, const char* pFaceMemFileOffset) {
unsigned int dynOffset = 0;
pFace->tex_coords[0] = ((T_HOBFILE_FACES_VERTEX_TEXTURE *)(pFaceMemFileOffset))->v1_texcoord;
pFace->tex_coords[1] = ((T_HOBFILE_FACES_VERTEX_TEXTURE *)(pFaceMemFileOffset))->v2_texcoord;
pFace->tex_coords[2] = ((T_HOBFILE_FACES_VERTEX_TEXTURE *)(pFaceMemFileOffset))->v3_texcoord;
if (pFace->flags_bits.fIsQuad) {
pFace->tex_coords[3] = ((T_HOBFILE_FACES_VERTEX_TEXTURE *)(pFaceMemFileOffset))->v4_texcoord;
dynOffset += sizeof(T_HOBFILE_FACES_VERTEX_TEXTURE);
} else {
dynOffset += sizeof(T_HOBFILE_FACES_VERTEX_TEXTURE) - sizeof(T_TEXCOORD);
}
return dynOffset;
}
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