IMPLEMENTATION
*/
-#define CXR_API
#define CXR_EPSILON 0.001
#define CXR_PLANE_SIMILARITY_MAX 0.998
#define CXR_BIG_NUMBER 1e300
#include <stdio.h>
#include <math.h>
-#include <stdint.h>
-#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
-typedef uint8_t u8;
-typedef uint16_t u16;
-typedef uint32_t u32;
-typedef uint64_t u64;
-typedef int8_t i8;
-typedef int16_t i16;
-typedef int32_t i32;
-typedef int64_t i64;
-
-typedef unsigned int uint;
-
-typedef double v2f[2];
-typedef double v3f[3];
-typedef double v4f[4];
-typedef v3f m3x3f[3];
-typedef v3f m4x3f[4];
-typedef v3f boxf[2];
-
+#include "cxr_types.h"
#include "cxr_math.h"
#include "cxr_mem.h"
+#include "cxr_log.h"
+
+#ifdef CXR_VALVE_BIN
+ #include "cxr_valve_bin.h"
+#endif
typedef struct cxr_world cxr_world;
typedef struct cxr_solid cxr_solid;
/* Simple mesh type mainly for debugging */
struct cxr_tri_mesh
{
- v3f *vertices;
+ v3f *vertices,
+ *normals;
+ v2f *uvs;
v4f *colours;
+
i32 *indices,
indices_count,
vertex_count;
#endif
#endif
-static void (*cxr_log_func)(const char *str);
-static void (*cxr_line_func)( v3f p0, v3f p1, v4f colour );
-
static int cxr_range(int x, int bound)
{
if( x < 0 )
#ifdef CXR_DEBUG
-static void cxr_log( const char *fmt, ... )
-{
- char buf[512];
-
- va_list args;
- va_start( args, fmt );
- vsnprintf( buf, sizeof(buf)-1, fmt, args );
- va_end(args);
-
- if( cxr_log_func )
- cxr_log_func( buf );
-
- fputs(buf,stdout);
-}
-
static void cxr_debug_line( v3f p0, v3f p1, v4f colour )
{
if( cxr_line_func )
out->colours = malloc( sizeof(v4f)*out->vertex_count );
out->vertices = malloc( sizeof(v3f)*out->vertex_count );
out->indices = malloc( sizeof(i32)*out->indices_count );
+ out->uvs = NULL;
+ out->normals = NULL;
v3f *overts = out->vertices;
v4f *colours = out->colours;
free( mesh->colours );
free( mesh->indices );
free( mesh->vertices );
+ free( mesh->normals );
+ free( mesh->uvs );
free( mesh );
}
return 1;
}
+
+#ifdef CXR_VALVE_BIN
+
+CXR_API cxr_tri_mesh *cxr_load_mdl( const char *mdlname )
+{
+ char path[1024];
+ strcpy( path, mdlname );
+ cxr_stripext( path );
+ strcat( path, ".dx90.vtx" );
+ VTXFileHeader_t *pVtxHdr = (VTXFileHeader_t *)cxr_fs_get( path );
+
+ if( !pVtxHdr )
+ return NULL;
+
+ /* .VVD */
+ strcpy( path, mdlname );
+ cxr_stripext( path );
+ strcat( path, ".vvd" );
+ vertexFileHeader_t *pVvdHdr = (vertexFileHeader_t *)cxr_fs_get( path );
+
+ if( !pVvdHdr )
+ {
+ free( pVtxHdr );
+ return 0;
+ }
+
+ /* .MDL */
+ strcpy( path, mdlname );
+ cxr_stripext( path );
+ strcat( path, ".mdl" );
+ studiohdr_t *pMdl = (studiohdr_t *)cxr_fs_get( path );
+
+ if( !pMdl )
+ {
+ free( pVtxHdr );
+ free( pVvdHdr );
+ return 0;
+ }
+
+ cxr_tri_mesh *mesh = malloc( sizeof(cxr_tri_mesh) );
+ mesh->colours = NULL;
+
+ mesh->indices_count = vtx_count_indices( pVtxHdr, pMdl );
+ mesh->indices = malloc( mesh->indices_count * sizeof( u32 ) );
+
+ mesh->vertex_count = pVvdHdr->numLodVertexes[0];
+ mesh->vertices = malloc( mesh->vertex_count * sizeof(v3f) );
+ mesh->uvs = malloc( mesh->vertex_count * sizeof(v2f) );
+ mesh->normals = malloc( mesh->vertex_count * sizeof(v3f) );
+
+#if 0
+ mesh->bounds[0][0] = pMdl->hull_min[0];
+ mesh->bounds[0][1] = pMdl->hull_min[1];
+ mesh->bounds[0][2] = pMdl->hull_min[2];
+ mesh->bounds[0][0] = pMdl->hull_max[0];
+ mesh->bounds[0][1] = pMdl->hull_max[1];
+ mesh->bounds[0][2] = pMdl->hull_max[2];
+#endif
+
+ mesh->indices_count = 0;
+
+ for( int bodyID = 0; bodyID < pVtxHdr->numBodyParts; ++bodyID )
+ {
+ /* Body parts */
+ VTXBodyPartHeader_t* pVtxBodyPart = pBodyPartVTX( pVtxHdr, bodyID );
+ mstudiobodyparts_t *pBodyPart = studiohdr_pBodypart( pMdl, bodyID );
+
+ for( int modelID = 0; modelID < pBodyPart->nummodels; ++modelID )
+ {
+ /* models */
+ VTXModelHeader_t* pVtxModel = pModelVTX( pVtxBodyPart, modelID );
+ mstudiomodel_t *pStudioModel =
+ mstudiobodyparts_pModel( pBodyPart, modelID );
+
+ int nLod = 0;
+ VTXModelLODHeader_t *pVtxLOD = pLODVTX( pVtxModel, nLod );
+
+ for( int nMesh = 0; nMesh < pStudioModel->nummeshes; ++nMesh )
+ {
+ /* meshes */
+ VTXMeshHeader_t* pVtxMesh = pMeshVTX( pVtxLOD, nMesh );
+ mstudiomesh_t* pMesh = studiomodel_pMesh( pStudioModel, nMesh );
+
+ for ( int nGroup = 0; nGroup < pVtxMesh->numStripGroups; ++nGroup )
+ {
+ /* groups */
+ VTXStripGroupHeader_t* pStripGroup =
+ pStripGroupVTX( pVtxMesh, nGroup );
+
+ for ( int nStrip = 0; nStrip < pStripGroup->numStrips; nStrip++ )
+ {
+ /* strips */
+ VTXStripHeader_t *pStrip = pStripVTX( pStripGroup, nStrip );
+
+ if ( pStrip->flags & STRIP_IS_TRILIST )
+ {
+ /* indices */
+ for ( int i = 0; i < pStrip->numIndices; i ++ )
+ {
+ u16 i1 = *pIndexVTX( pStripGroup,
+ pStrip->indexOffset + i );
+
+ mesh->indices[ mesh->indices_count ++ ] =
+ pVertexVTX( pStripGroup, i1 )->origMeshVertID +
+ pMesh->vertexoffset;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ mstudiovertex_t *vertexData = GetVertexData( pVvdHdr );
+
+ for( int i = 0; i < mesh->vertex_count; i ++ )
+ {
+ mstudiovertex_t *vert = vertexData + i;
+
+ mesh->vertices[i][0] = vert->pos[0];
+ mesh->vertices[i][1] = vert->pos[1];
+ mesh->vertices[i][2] = vert->pos[2];
+
+ mesh->normals[i][0] = vert->norm[0];
+ mesh->normals[i][1] = vert->norm[1];
+ mesh->normals[i][2] = vert->norm[2];
+
+ mesh->uvs[i][0] = vert->uv[0];
+ mesh->uvs[i][1] = vert->uv[1];
+ }
+
+ free( pVtxHdr );
+ free( pVvdHdr );
+ free( pMdl );
+
+ return mesh;
+}
+#endif /* CXR_VALVE_BIN */
+
#endif /* CXR_VALVE_MAP_FILE */
#endif /* CXR_IMPLEMENTATION */