mirrors/raylib
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Support resources divided in multiple parts

Browse Source 
Every part is a resource itself, they are loaded in an array
This commit is contained in:
raysan5 2017-02-15 10:44:59 +01:00
parent 05f039f85f
commit 4cb3e4a240
1 changed files with 51 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

101
src/rres.h
View File

@ -83,6 +83,8 @@
RRES_TYPE_FONT_DATA, // Character { int value, recX, recY, recWidth, recHeight, offsetX, offsetY, xAdvance }
RRES_TYPE_DIRECTORY
} RRESDataType;
typedef struct RRESData *RRES;
#endif
//----------------------------------------------------------------------------------
@ -93,9 +95,9 @@
//----------------------------------------------------------------------------------
// Module Functions Declaration
//----------------------------------------------------------------------------------
RRESDEF RRESData LoadResource(const char *rresFileName);
RRESDEF RRESData LoadResourceById(const char *rresFileName, int rresId);
RRESDEF void UnloadResource(RRESData rres);
//RRESDEF RRESData LoadResourceData(const char *rresFileName, int rresId, int part);
RRESDEF RRES LoadResource(const char *rresFileName, int rresId);
RRESDEF void UnloadResource(RRESData *rres);
#endif // RRES_H
@ -235,23 +237,11 @@ static void *DecompressData(const unsigned char *data, unsigned long compSize, i
// Module Functions Definition
//----------------------------------------------------------------------------------
// Load resource from file (only one)
// NOTE: Returns uncompressed data with parameters, only first resource found
RRESDEF RRESData LoadResource(const char *fileName)
{
// Force loading first resource available
RRESData rres = { 0 };
rres = LoadResourceById(fileName, 0);
return rres;
}
// Load resource from file by id
// Load resource from file by id (could be multiple parts)
// NOTE: Returns uncompressed data with parameters, search resource by id
RRESDEF RRESData LoadResourceById(const char *fileName, int rresId)
RRESDEF RRES LoadResource(const char *fileName, int rresId)
{
RRESData rres = { 0 };
RRES rres;
RRESFileHeader fileHeader;
RRESInfoHeader infoHeader;
@ -281,32 +271,41 @@ RRESDEF RRESData LoadResourceById(const char *fileName, int rresId)
// Read resource info and parameters
fread(&infoHeader, sizeof(RRESInfoHeader), 1, rresFile);
rres = (RRES)malloc(sizeof(RRESData)*infoHeader.partsCount)
if (infoHeader.id == rresId)
{
// Register data type and parameters
rres.type = infoHeader.dataType;
rres.param1 = infoHeader.param1;
rres.param2 = infoHeader.param2;
rres.param3 = infoHeader.param3;
rres.param4 = infoHeader.param4;
// Read resource data block
void *data = RRES_MALLOC(infoHeader.dataSize);
fread(data, infoHeader.dataSize, 1, rresFile);
if (infoHeader.compType == RRES_COMP_DEFLATE)
// Load all required resources parts
for (int k = 0; k < infoHeader.partsCount; k++)
{
void *uncompData = DecompressData(data, infoHeader.dataSize, infoHeader.uncompSize);
// TODO: Verify again that rresId is the same in every part
rres.data = uncompData;
// Register data type and parameters
rres[k].type = infoHeader.dataType;
rres[k].param1 = infoHeader.param1;
rres[k].param2 = infoHeader.param2;
rres[k].param3 = infoHeader.param3;
rres[k].param4 = infoHeader.param4;
RRES_FREE(data);
// Read resource data block
void *data = RRES_MALLOC(infoHeader.dataSize);
fread(data, infoHeader.dataSize, 1, rresFile);
if (infoHeader.compType == RRES_COMP_DEFLATE)
{
void *uncompData = DecompressData(data, infoHeader.dataSize, infoHeader.uncompSize);
rres[k].data = uncompData;
RRES_FREE(data);
}
else rres[k].data = data;
if (rres[k].data != NULL) TraceLog(INFO, "[%s][ID %i] Resource data loaded successfully", fileName, (int)infoHeader.id);
// Read next part
fread(&infoHeader, sizeof(RRESInfoHeader), 1, rresFile);
}
else rres.data = data;
if (rres.data != NULL) TraceLog(INFO, "[%s][ID %i] Resource data loaded successfully", fileName, (int)infoHeader.id);
if (rresId == 0) break; // Break for loop, do not check next resource
}
else
{
@ -372,7 +371,6 @@ static void *DecompressData(const unsigned char *data, unsigned long compSize, i
return uncompData;
}
// Some required functions for rres standalone module version
#if defined(RRES_STANDALONE)
// Outputs a trace log message (INFO, ERROR, WARNING)
@ -417,22 +415,19 @@ Mesh LoadMeshEx(rres.param1, rres.data, rres.data + offset, rres.data + offset*2
Shader LoadShader(const char *vsText, int vsLength);
Shader LoadShaderV(rres.data, rres.param1);
// Parameters information depending on resource type (IMAGE, WAVE, MESH, TEXT)
// Parameters information depending on resource type
// Image data params
int imgWidth, imgHeight;
char colorFormat, mipmaps;
// RRES_TYPE_IMAGE params: imgWidth, imgHeight, format, mipmaps;
// RRES_TYPE_WAVE params: sampleCount, sampleRate, sampleSize, channels;
// RRES_TYPE_FONT_IMAGE params: imgWidth, imgHeight, format, mipmaps;
// RRES_TYPE_FONT_DATA params: charsCount, baseSize
// RRES_TYPE_VERTEX params: vertexCount, vertexType, vertexFormat // Use masks instead?
// RRES_TYPE_TEXT params: charsCount, cultureCode
// RRES_TYPE_DIRECTORY params: fileCount, directoryCount
// Wave data params
int sampleCount,
short sampleRate, bps;
char channels, reserved;
// SpriteFont = RRES_TYPE_FONT_IMAGE chunk + RRES_TYPE_FONT_DATA chunk
// Mesh = multiple RRES_TYPE_VERTEX chunks
// Mesh data params
int vertexCount, reserved;
short vertexTypesMask, vertexFormatsMask;
Ref: RIFF file-format: http://www.johnloomis.org/cpe102/asgn/asgn1/riff.html
// Text data params
int charsCount;
int cultureCode;
*/