Describe some texture parameters when printing

[gldbg.git] / source / glprint.c

diff --git a/source/glprint.c b/source/glprint.c
index e90c0e3d6eb6445ce88de453e88b615b6aba14c4..33d083d0d59a1e7c91aef8c6c02cae1ce7d73f7c 100644 (file)
--- a/source/glprint.c
+++ b/source/glprint.c
@@ -14,6 +14,8 @@ Distributed under the GPL
 #include "glprint.h"
 #include "tmpalloc.h"
 
+#define UNUSED __attribute__((unused))
+
 typedef struct sGlPrintData
 {
        char *buffer;
@@ -117,10 +119,83 @@ static const char *print_array(const char *fmt, const void *data, unsigned elem_
        return buffer;
 }
 
+static const char *print_array_described(const char *(*describe)(GLenum, const char *), const char *categ, const void *data, unsigned elem_size, unsigned count)
+{
+       char *buffer;
+       unsigned buf_size;
+       char *ptr;
+       unsigned i;
+
+       if(!data)
+               return NULL;
+
+       count /= elem_size;
+       buf_size = count*50;
+       buffer = tmpalloc(buf_size);
+       ptr = buffer;
+       *ptr++ = '{';
+       for(i=0; i<count; ++i)
+       {
+               int element = 0;
+               unsigned len;
+
+               if(i>0)
+               {
+                       *ptr++ = ',';
+                       *ptr++ = ' ';
+               }
+               memcpy(&element, (const char *)data+i*elem_size, elem_size);
+               len = snprintf(ptr, buf_size, "%s", describe(element, categ));
+               ptr += len;
+               buf_size -= len;
+       }
+       *ptr++ = '}';
+       *ptr = 0;
+
+       return buffer;
+}
+
+static const char *print_parameter(int pname, int param)
+{
+       char *buffer;
+
+       // XXX Need to move the param names to flavor
+       switch(pname)
+       {
+       case GL_TEXTURE_MIN_FILTER:
+       case GL_TEXTURE_MAG_FILTER:
+       case GL_TEXTURE_WRAP_S:
+       case GL_TEXTURE_WRAP_T:
+               return describe_enum(param, "");
+       }
+
+       buffer = tmpalloc(11);
+       snprintf(buffer, 11, "%i", param);
+       return buffer;
+}
+
+static const char *print_internal_format(int fmt)
+{
+       char *buffer;
+
+       if(fmt>4)
+               return describe_enum(fmt, "PixelFormat");
+
+       buffer = tmpalloc(2);
+       snprintf(buffer, 2, "%i", fmt);
+       return buffer;
+}
+
 static const char *print_data(const void *data, unsigned size)
 {
        if(!data)
                return "NULL";
+       else if((unsigned long)data<0x100000)
+       {
+               char *buffer = tmpalloc(20);
+               snprintf(buffer, 20, "%p", data);
+               return buffer;
+       }
        else if(!size)
                return "/* data */";
        else
@@ -139,7 +214,7 @@ static void print_gldError(void *user_data, GLenum code)
        snprintf(gpd->buffer, gpd->bufsize, "ERROR: %s", describe_enum(code, "ErrorCode"));
 }
 
-static void print_unhandled(void *user_data, unsigned short func)
+static void print_unhandled(void *user_data, unsigned short func UNUSED)
 {
        GlPrintData *gpd = (GlPrintData *)user_data;
        gpd->buffer[0] = 0;