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https://bitbucket.org/CPMADevs/cnq3
synced 2024-11-30 07:41:45 +00:00
70 lines
1.4 KiB
C++
70 lines
1.4 KiB
C++
#include "tr_local.h"
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#if defined(_MSC_VER)
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# pragma warning(disable: 4505) // unreferenced local function
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#endif
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static void* q_malloc( size_t );
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static void q_free( void* );
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static void* q_realloc_sized( void*, size_t, size_t );
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// we only support png and tga
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#define STBI_MALLOC q_malloc
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#define STBI_REALLOC_SIZED q_realloc_sized
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#define STBI_FREE q_free
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#define STBI_NO_STDIO
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#define STBI_FAILURE_USERMSG
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#define STBI_NO_JPEG
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#define STBI_NO_BMP
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#define STBI_NO_PSD
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#define STBI_NO_GIF
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#define STBI_NO_HDR
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#define STBI_NO_PIC
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#define STBI_NO_PNM
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#define STB_IMAGE_IMPLEMENTATION
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#include "stb_image.h"
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static void* q_malloc( size_t bytes )
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{
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return ri.Malloc((int)bytes);
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}
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static void q_free( void* buffer )
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{
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if (buffer != NULL)
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ri.Free(buffer);
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}
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static void* q_realloc_sized( void* ptr, size_t oldSize, size_t newSize )
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{
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if (ptr == NULL)
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return q_malloc(newSize);
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if (newSize <= oldSize)
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return ptr;
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void* ptr2 = q_malloc(newSize);
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memcpy(ptr2, ptr, oldSize);
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q_free(ptr);
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return ptr2;
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}
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qbool LoadSTB( const char* fileName, byte* buffer, int len, byte** pic, int* w, int* h, GLenum* format )
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{
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int comp;
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*pic = (byte*)stbi_load_from_memory(buffer, len, w, h, &comp, 4);
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if (*pic == NULL) {
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ri.Printf(PRINT_WARNING, "stb_image: couldn't load %s: %s\n", fileName, stbi_failure_reason());
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return qfalse;
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}
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*format = comp == 4 ? GL_RGBA : GL_RGB;
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return qtrue;
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}
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