diff options
| -rw-r--r-- | src/qcommon/json.h | 353 | ||||
| -rw-r--r-- | src/renderergl2/tr_backend.c | 11 | ||||
| -rw-r--r-- | src/renderergl2/tr_bsp.c | 97 | ||||
| -rw-r--r-- | src/renderergl2/tr_local.h | 1 | ||||
| -rw-r--r-- | src/renderergl2/tr_main.c | 2 |
5 files changed, 458 insertions, 6 deletions
diff --git a/src/qcommon/json.h b/src/qcommon/json.h new file mode 100644 index 00000000..cfc5b3ca --- /dev/null +++ b/src/qcommon/json.h @@ -0,0 +1,353 @@ +/* +=========================================================================== +Copyright (C) 2016 James Canete + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +=========================================================================== +*/ + +#ifndef JSON_H +#define JSON_H + +enum +{ + JSONTYPE_STRING, // string + JSONTYPE_OBJECT, // object + JSONTYPE_ARRAY, // array + JSONTYPE_VALUE, // number, true, false, or null + JSONTYPE_ERROR // out of data +}; + +// -------------------------------------------------------------------------- +// Array Functions +// -------------------------------------------------------------------------- + +// Get pointer to first value in array +// When given pointer to an array, returns pointer to the first +// returns NULL if array is empty or not an array. +const char *JSON_ArrayGetFirstValue(const char *json, const char *jsonEnd); + +// Get pointer to next value in array +// When given pointer to a value, returns pointer to the next value +// returns NULL when no next value. +const char *JSON_ArrayGetNextValue(const char *json, const char *jsonEnd); + +// Get pointers to values in an array +// returns 0 if not an array, array is empty, or out of data +// returns number of values in the array and copies into index if successful +unsigned int JSON_ArrayGetIndex(const char *json, const char *jsonEnd, const char **indexes, unsigned int numIndexes); + +// Get pointer to indexed value from array +// returns NULL if not an array, no index, or out of data +const char *JSON_ArrayGetValue(const char *json, const char *jsonEnd, unsigned int index); + +// -------------------------------------------------------------------------- +// Object Functions +// -------------------------------------------------------------------------- + +// Get pointer to named value from object +// returns NULL if not an object, name not found, or out of data +const char *JSON_ObjectGetNamedValue(const char *json, const char *jsonEnd, const char *name); + +// -------------------------------------------------------------------------- +// Value Functions +// -------------------------------------------------------------------------- + +// Get type of value +// returns JSONTYPE_ERROR if out of data +unsigned int JSON_ValueGetType(const char *json, const char *jsonEnd); + +// Get value as string +// returns 0 if out of data +// returns length and copies into string if successful, including terminating nul. +// string values are stripped of enclosing quotes but not escaped +unsigned int JSON_ValueGetString(const char *json, const char *jsonEnd, char *outString, unsigned int stringLen); + +// Get value as appropriate type +// returns 0 if value is false, value is null, or out of data +// returns 1 if value is true +// returns value otherwise +double JSON_ValueGetDouble(const char *json, const char *jsonEnd); +float JSON_ValueGetFloat(const char *json, const char *jsonEnd); +int JSON_ValueGetInt(const char *json, const char *jsonEnd); + +#endif + +#ifdef JSON_IMPLEMENTATION +#include <stdio.h> + +// -------------------------------------------------------------------------- +// Internal Functions +// -------------------------------------------------------------------------- + +static const char *JSON_SkipSeparators(const char *json, const char *jsonEnd); +static const char *JSON_SkipString(const char *json, const char *jsonEnd); +static const char *JSON_SkipStruct(const char *json, const char *jsonEnd); +static const char *JSON_SkipValue(const char *json, const char *jsonEnd); +static const char *JSON_SkipValueAndSeparators(const char *json, const char *jsonEnd); + +#define IS_SEPARATOR(x) ((x) == ' ' || (x) == '\t' || (x) == '\n' || (x) == '\r' || (x) == ',' || (x) == ':') +#define IS_STRUCT_OPEN(x) ((x) == '{' || (x) == '[') +#define IS_STRUCT_CLOSE(x) ((x) == '}' || (x) == ']') + +static const char *JSON_SkipSeparators(const char *json, const char *jsonEnd) +{ + while (json < jsonEnd && IS_SEPARATOR(*json)) + json++; + + return json; +} + +static const char *JSON_SkipString(const char *json, const char *jsonEnd) +{ + for (json++; json < jsonEnd && *json != '"'; json++) + if (*json == '\\') + json++; + + return (json + 1 > jsonEnd) ? jsonEnd : json + 1; +} + +static const char *JSON_SkipStruct(const char *json, const char *jsonEnd) +{ + json = JSON_SkipSeparators(json + 1, jsonEnd); + while (json < jsonEnd && !IS_STRUCT_CLOSE(*json)) + json = JSON_SkipValueAndSeparators(json, jsonEnd); + + return (json + 1 > jsonEnd) ? jsonEnd : json + 1; +} + +static const char *JSON_SkipValue(const char *json, const char *jsonEnd) +{ + if (json >= jsonEnd) + return jsonEnd; + else if (*json == '"') + json = JSON_SkipString(json, jsonEnd); + else if (IS_STRUCT_OPEN(*json)) + json = JSON_SkipStruct(json, jsonEnd); + else + { + while (json < jsonEnd && !IS_SEPARATOR(*json) && !IS_STRUCT_CLOSE(*json)) + json++; + } + + return json; +} + +static const char *JSON_SkipValueAndSeparators(const char *json, const char *jsonEnd) +{ + json = JSON_SkipValue(json, jsonEnd); + return JSON_SkipSeparators(json, jsonEnd); +} + +// returns 0 if value requires more parsing, 1 if no more data/false/null, 2 if true +static unsigned int JSON_NoParse(const char *json, const char *jsonEnd) +{ + if (!json || json >= jsonEnd || *json == 'f' || *json == 'n') + return 1; + + if (*json == 't') + return 2; + + return 0; +} + +// -------------------------------------------------------------------------- +// Array Functions +// -------------------------------------------------------------------------- + +const char *JSON_ArrayGetFirstValue(const char *json, const char *jsonEnd) +{ + if (!json || json >= jsonEnd || !IS_STRUCT_OPEN(*json)) + return NULL; + + json = JSON_SkipSeparators(json + 1, jsonEnd); + + return (json >= jsonEnd || IS_STRUCT_CLOSE(*json)) ? NULL : json; +} + +const char *JSON_ArrayGetNextValue(const char *json, const char *jsonEnd) +{ + if (!json || json >= jsonEnd || IS_STRUCT_CLOSE(*json)) + return NULL; + + json = JSON_SkipValueAndSeparators(json, jsonEnd); + + return (json >= jsonEnd || IS_STRUCT_CLOSE(*json)) ? NULL : json; +} + +unsigned int JSON_ArrayGetIndex(const char *json, const char *jsonEnd, const char **indexes, unsigned int numIndexes) +{ + unsigned int length = 0; + + for (json = JSON_ArrayGetFirstValue(json, jsonEnd); json; json = JSON_ArrayGetNextValue(json, jsonEnd)) + { + if (indexes && numIndexes) + { + *indexes++ = json; + numIndexes--; + } + length++; + } + + return length; +} + +const char *JSON_ArrayGetValue(const char *json, const char *jsonEnd, unsigned int index) +{ + for (json = JSON_ArrayGetFirstValue(json, jsonEnd); json && index; json = JSON_ArrayGetNextValue(json, jsonEnd)) + index--; + + return json; +} + +// -------------------------------------------------------------------------- +// Object Functions +// -------------------------------------------------------------------------- + +const char *JSON_ObjectGetNamedValue(const char *json, const char *jsonEnd, const char *name) +{ + unsigned int nameLen = strlen(name); + + for (json = JSON_ArrayGetFirstValue(json, jsonEnd); json; json = JSON_ArrayGetNextValue(json, jsonEnd)) + { + if (*json == '"') + { + const char *thisNameStart, *thisNameEnd; + + thisNameStart = json + 1; + json = JSON_SkipString(json, jsonEnd); + thisNameEnd = json - 1; + json = JSON_SkipSeparators(json, jsonEnd); + + if ((unsigned int)(thisNameEnd - thisNameStart) == nameLen) + if (strncmp(thisNameStart, name, nameLen) == 0) + return json; + } + } + + return NULL; +} + +// -------------------------------------------------------------------------- +// Value Functions +// -------------------------------------------------------------------------- + +unsigned int JSON_ValueGetType(const char *json, const char *jsonEnd) +{ + if (!json || json >= jsonEnd) + return JSONTYPE_ERROR; + else if (*json == '"') + return JSONTYPE_STRING; + else if (*json == '{') + return JSONTYPE_OBJECT; + else if (*json == '[') + return JSONTYPE_ARRAY; + + return JSONTYPE_VALUE; +} + +unsigned int JSON_ValueGetString(const char *json, const char *jsonEnd, char *outString, unsigned int stringLen) +{ + const char *stringEnd, *stringStart; + + if (!json) + { + *outString = '\0'; + return 0; + } + + stringStart = json; + stringEnd = JSON_SkipValue(stringStart, jsonEnd); + if (stringEnd >= jsonEnd) + { + *outString = '\0'; + return 0; + } + + // skip enclosing quotes if they exist + if (*stringStart == '"') + stringStart++; + + if (*(stringEnd - 1) == '"') + stringEnd--; + + stringLen--; + if (stringLen > stringEnd - stringStart) + stringLen = stringEnd - stringStart; + + json = stringStart; + while (stringLen--) + *outString++ = *json++; + *outString = '\0'; + + return stringEnd - stringStart; +} + +double JSON_ValueGetDouble(const char *json, const char *jsonEnd) +{ + char cValue[256]; + double dValue = 0.0; + unsigned int np = JSON_NoParse(json, jsonEnd); + + if (np) + return (double)(np - 1); + + if (!JSON_ValueGetString(json, jsonEnd, cValue, 256)) + return 0.0; + + sscanf(cValue, "%lf", &dValue); + + return dValue; +} + +float JSON_ValueGetFloat(const char *json, const char *jsonEnd) +{ + char cValue[256]; + float fValue = 0.0f; + unsigned int np = JSON_NoParse(json, jsonEnd); + + if (np) + return (float)(np - 1); + + if (!JSON_ValueGetString(json, jsonEnd, cValue, 256)) + return 0.0f; + + sscanf(cValue, "%f", &fValue); + + return fValue; +} + +int JSON_ValueGetInt(const char *json, const char *jsonEnd) +{ + char cValue[256]; + int iValue = 0; + unsigned int np = JSON_NoParse(json, jsonEnd); + + if (np) + return np - 1; + + if (!JSON_ValueGetString(json, jsonEnd, cValue, 256)) + return 0; + + sscanf(cValue, "%d", &iValue); + + return iValue; +} + +#undef IS_SEPARATOR +#undef IS_STRUCT_OPEN +#undef IS_STRUCT_CLOSE + +#endif diff --git a/src/renderergl2/tr_backend.c b/src/renderergl2/tr_backend.c index ae475b02..f7720443 100644 --- a/src/renderergl2/tr_backend.c +++ b/src/renderergl2/tr_backend.c @@ -1675,7 +1675,16 @@ const void *RB_ExportCubemaps(const void *data) p += sideSize; } - Com_sprintf(filename, MAX_QPATH, "cubemaps/%s/%03d.dds", tr.world->baseName, i); + if (cubemap->name[0]) + { + COM_StripExtension(cubemap->name, filename, MAX_QPATH); + Q_strcat(filename, MAX_QPATH, ".dds"); + } + else + { + Com_sprintf(filename, MAX_QPATH, "cubemaps/%s/%03d.dds", tr.world->baseName, i); + } + R_SaveDDS(filename, cubemapPixels, r_cubemapSize->integer, r_cubemapSize->integer, 6); ri.Printf(PRINT_ALL, "Saved cubemap %d as %s\n", i, filename); } diff --git a/src/renderergl2/tr_bsp.c b/src/renderergl2/tr_bsp.c index 2238cdaf..9a03f991 100644 --- a/src/renderergl2/tr_bsp.c +++ b/src/renderergl2/tr_bsp.c @@ -24,6 +24,10 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #include "tr_local.h" +#define JSON_IMPLEMENTATION +#include "..\qcommon\json.h" +#undef JSON_IMPLEMENTATION + /* Loads and prepares a map file for scene rendering. @@ -2973,6 +2977,78 @@ qboolean R_ParseSpawnVars( char *spawnVarChars, int maxSpawnVarChars, int *numSp return qtrue; } +void R_LoadEnvironmentJson(const char *baseName) +{ + char filename[MAX_QPATH]; + + union { + char *c; + void *v; + } buffer; + char *bufferEnd; + + const char *cubemapArrayJson; + int filelen, i; + + Com_sprintf(filename, MAX_QPATH, "cubemaps/%s/env.json", baseName); + + filelen = ri.FS_ReadFile(filename, &buffer.v); + if (!buffer.c) + return; + bufferEnd = buffer.c + filelen; + + if (JSON_ValueGetType(buffer.c, bufferEnd) != JSONTYPE_OBJECT) + { + ri.Printf(PRINT_ALL, "Bad %s: does not start with a object\n", filename); + ri.FS_FreeFile(buffer.v); + return; + } + + cubemapArrayJson = JSON_ObjectGetNamedValue(buffer.c, bufferEnd, "Cubemaps"); + if (!cubemapArrayJson) + { + ri.Printf(PRINT_ALL, "Bad %s: no Cubemaps\n", filename); + ri.FS_FreeFile(buffer.v); + return; + } + + if (JSON_ValueGetType(cubemapArrayJson, bufferEnd) != JSONTYPE_ARRAY) + { + ri.Printf(PRINT_ALL, "Bad %s: Cubemaps not an array\n", filename); + ri.FS_FreeFile(buffer.v); + return; + } + + tr.numCubemaps = JSON_ArrayGetIndex(cubemapArrayJson, bufferEnd, NULL, 0); + tr.cubemaps = ri.Hunk_Alloc(tr.numCubemaps * sizeof(*tr.cubemaps), h_low); + memset(tr.cubemaps, 0, tr.numCubemaps * sizeof(*tr.cubemaps)); + + for (i = 0; i < tr.numCubemaps; i++) + { + cubemap_t *cubemap = &tr.cubemaps[i]; + const char *cubemapJson, *keyValueJson, *indexes[3]; + int j; + + cubemapJson = JSON_ArrayGetValue(cubemapArrayJson, bufferEnd, i); + + keyValueJson = JSON_ObjectGetNamedValue(cubemapJson, bufferEnd, "Name"); + if (!JSON_ValueGetString(keyValueJson, bufferEnd, cubemap->name, MAX_QPATH)) + cubemap->name[0] = '\0'; + + keyValueJson = JSON_ObjectGetNamedValue(cubemapJson, bufferEnd, "Position"); + JSON_ArrayGetIndex(keyValueJson, bufferEnd, indexes, 3); + for (j = 0; j < 3; j++) + cubemap->origin[j] = JSON_ValueGetFloat(indexes[j], bufferEnd); + + cubemap->parallaxRadius = 1000.0f; + keyValueJson = JSON_ObjectGetNamedValue(cubemapJson, bufferEnd, "Radius"); + if (keyValueJson) + cubemap->parallaxRadius = JSON_ValueGetFloat(keyValueJson, bufferEnd); + } + + ri.FS_FreeFile(buffer.v); +} + void R_LoadCubemapEntities(char *cubemapEntityName) { char spawnVarChars[2048]; @@ -3004,16 +3080,21 @@ void R_LoadCubemapEntities(char *cubemapEntityName) while(R_ParseSpawnVars(spawnVarChars, sizeof(spawnVarChars), &numSpawnVars, spawnVars)) { int i; + char name[MAX_QPATH]; qboolean isCubemap = qfalse; qboolean originSet = qfalse; vec3_t origin; float parallaxRadius = 1000.0f; + name[0] = '\0'; for (i = 0; i < numSpawnVars; i++) { if (!Q_stricmp(spawnVars[i][0], "classname") && !Q_stricmp(spawnVars[i][1], cubemapEntityName)) isCubemap = qtrue; + if (!Q_stricmp(spawnVars[i][0], "name")) + Q_strncpyz(name, spawnVars[i][1], MAX_QPATH); + if (!Q_stricmp(spawnVars[i][0], "origin")) { sscanf(spawnVars[i][1], "%f %f %f", &origin[0], &origin[1], &origin[2]); @@ -3027,9 +3108,10 @@ void R_LoadCubemapEntities(char *cubemapEntityName) if (isCubemap && originSet) { - //ri.Printf(PRINT_ALL, "cubemap at %f %f %f\n", origin[0], origin[1], origin[2]); - VectorCopy(origin, tr.cubemaps[numCubemaps].origin); - tr.cubemaps[numCubemaps].parallaxRadius = parallaxRadius; + cubemap_t *cubemap = &tr.cubemaps[numCubemaps]; + Q_strncpyz(cubemap->name, name, MAX_QPATH); + VectorCopy(origin, cubemap->origin); + cubemap->parallaxRadius = parallaxRadius; numCubemaps++; } } @@ -3420,7 +3502,14 @@ void RE_LoadWorldMap( const char *name ) { // load cubemaps if (r_cubeMapping->integer) { - R_LoadCubemapEntities("misc_cubemap"); + // Try loading an env.json file first + R_LoadEnvironmentJson(s_worldData.baseName); + + if (!tr.numCubemaps) + { + R_LoadCubemapEntities("misc_cubemap"); + } + if (!tr.numCubemaps) { // use deathmatch spawn points as cubemaps diff --git a/src/renderergl2/tr_local.h b/src/renderergl2/tr_local.h index 9da87e6e..62bf1e03 100644 --- a/src/renderergl2/tr_local.h +++ b/src/renderergl2/tr_local.h @@ -60,6 +60,7 @@ typedef unsigned int glIndex_t; #define USE_OVERBRIGHT typedef struct cubemap_s { + char name[MAX_QPATH]; vec3_t origin; float parallaxRadius; image_t *image; diff --git a/src/renderergl2/tr_main.c b/src/renderergl2/tr_main.c index 63fea5ac..f4261033 100644 --- a/src/renderergl2/tr_main.c +++ b/src/renderergl2/tr_main.c @@ -2937,7 +2937,7 @@ void R_RenderCubemapSide( int cubemapIndex, int cubemapSide, qboolean subscene ) // only print message for first side if (directed[0] + directed[1] + directed[2] == 0 && cubemapSide == 0) { - ri.Printf(PRINT_ALL, "cubemap %d (%f, %f, %f) is outside the lightgrid!\n", cubemapIndex, tr.refdef.vieworg[0], tr.refdef.vieworg[1], tr.refdef.vieworg[2]); + ri.Printf(PRINT_ALL, "cubemap %d %s (%f, %f, %f) is outside the lightgrid!\n", cubemapIndex, tr.cubemaps[cubemapIndex].name, tr.refdef.vieworg[0], tr.refdef.vieworg[1], tr.refdef.vieworg[2]); } } |