+/* $Id$
+
+This file is part of gldbg
+Copyright © 2010 Mikko Rasa, Mikkosoft Productions
+Distributed under the GPL
+*/
+
+#include <msp/io/print.h>
+#include "enums.h"
+#include "gldbg.h"
+#include "inspector.h"
+
+using namespace std;
+using namespace Msp;
+
+Inspector::Inspector(GlDbg &dbg)
+{
+ CommandInterpreter &cmd_interp = dbg.get_command_interpreter();
+
+ cmd_interp.register_command("state", this, &Inspector::cmd_state)
+ .set_help("Inspects general GL state",
+ "state vertex\n"
+ " Print current vertex attributes\n\n"
+ "state bind\n"
+ " Show current bindings\n");
+
+ cmd_interp.register_command("texture", this, &Inspector::cmd_texture)
+ .set_help("Inspect texture state",
+ "texture\n"
+ " Lists texture objects\n\n"
+ "texture ID\n"
+ " Print information about a texture object\n");
+
+ cmd_interp.register_command("buffer", this, &Inspector::cmd_buffer)
+ .set_help("Inspect buffer object state",
+ "buffer\n"
+ " Lists buffer objects\n\n"
+ "buffer ID\n"
+ " Print information about a buffer object\n");
+}
+
+void Inspector::decode(const char *data, unsigned len)
+{
+ state.decode(data, len);
+}
+
+void Inspector::cmd_state(const string &args)
+{
+ const GlState &glstate = state;
+ if(args=="vertex")
+ {
+ IO::print("Current vertex attributes:\n");
+ const Vector4 &color = glstate.get_color();
+ IO::print(" Color: [%05.3f, %05.3f, %05.3f, %05.3f]\n", color.r, color.g, color.b, color.a);
+ for(unsigned i=0; i<8; ++i)
+ {
+ const Vector4 &texcoord = glstate.get_texcoord(i);
+ IO::print(" TexCoord%d: [%05.3f, %05.3f, %05.3f, %05.3f]\n", i, texcoord.s, texcoord.t, texcoord.p, texcoord.q);
+ }
+ const Vector3 &normal = glstate.get_normal();
+ IO::print(" Normal: [%05.3f, %05.3f, %05.3f]\n", normal.x, normal.y, normal.z);
+ }
+ else if(args=="bind")
+ {
+ IO::print("Current bindings:\n");
+ for(unsigned i=0; i<8; ++i)
+ {
+ IO::print(" Texture unit %d:\n", i);
+ const TexUnitState &unit = glstate.get_texture_unit(i);
+ IO::print(" GL_TEXTURE_2D: %s\n", unit.describe_binding(GL_TEXTURE_2D));
+ IO::print(" GL_TEXTURE_3D: %s\n", unit.describe_binding(GL_TEXTURE_3D));
+ }
+ IO::print(" Buffers:\n");
+ const BufferState *buf = glstate.get_current_buffer(GL_ARRAY_BUFFER);
+ IO::print(" GL_ARRAY_BUFFER: %d\n", (buf ? buf->id : 0));
+ buf = glstate.get_current_buffer(GL_ELEMENT_ARRAY_BUFFER);
+ IO::print(" GL_ELEMENT_ARRAY_BUFFER: %d\n", (buf ? buf->id : 0));
+ }
+ else
+ throw InvalidParameterValue("Invalid or missing argument");
+}
+
+void Inspector::cmd_texture(const string &args)
+{
+ if(args.empty())
+ {
+ const map<unsigned, TextureState> &textures = state.get_textures();
+ IO::print("%d texture objects:\n", textures.size());
+ for(map<unsigned, TextureState>::const_iterator i = textures.begin(); i!=textures.end(); ++i)
+ {
+ const TextureState &tex = i->second;
+ IO::print(" %d: %s, %d images\n", i->first, tex.describe(), tex.images.size());
+ }
+ }
+ else
+ {
+ unsigned id = lexical_cast<unsigned>(args);
+ const TextureState &tex = state.get_texture(id);
+ IO::print("Texture object %d\n", id);
+ IO::print(" Target: %s\n", describe_enum(tex.target, "TextureTarget"));
+ IO::print(" Images:\n");
+ for(unsigned i=0; i<tex.images.size(); ++i)
+ {
+ const TexImageState &img = tex.images[i];
+ IO::print(" Level %2d: %s\n", i, img.describe());
+ }
+ IO::print(" Min. filter: %s\n", describe_enum(tex.min_filter, "TextureMinFilter"));
+ IO::print(" Mag. filter: %s\n", describe_enum(tex.mag_filter, "TextureMagFilter"));
+ IO::print(" Wrap modes: S=%s / T=%s / R=%s\n", describe_enum(tex.wrap_s, "TextureWrapMode"),
+ describe_enum(tex.wrap_t, "TextureWrapMode"), describe_enum(tex.wrap_r, "TextureWrapMode"));
+ IO::print(" Compare mode: %s\n", describe_enum(tex.compare_mode, ""));
+ IO::print(" Compare func: %s\n", describe_enum(tex.compare_func, "DepthFunction"));
+ IO::print(" Generate mipmap: %s\n", tex.generate_mipmap);
+ }
+}
+
+void Inspector::cmd_buffer(const string &args)
+{
+ if(args.empty())
+ {
+ const GlState::BufferMap &buffers = state.get_buffers();
+ IO::print("%d buffers:\n", buffers.size());
+ for(GlState::BufferMap::const_iterator i=buffers.begin(); i!=buffers.end(); ++i)
+ IO::print(" %d: %s\n", i->first, i->second.describe());
+ }
+ else
+ {
+ unsigned id = lexical_cast<unsigned>(args);
+ const BufferState &buf = state.get_buffer(id);
+ IO::print("Buffer %d:\n", id);
+ IO::print(" Size: %d bytes\n", buf.size);
+ IO::print(" Usage: %s\n", describe_enum(buf.usage, ""));
+ if(buf.content.stride)
+ {
+ IO::print(" Stride: %d bytes\n", buf.content.stride);
+
+ IO::print(" Arrays:\n");
+ const vector<BufferContent::Array> &arrays = buf.content.arrays;
+ for(vector<BufferContent::Array>::const_iterator i=arrays.begin(); i!=arrays.end(); ++i)
+ {
+ if(i->kind)
+ IO::print(" %2d: %s, %d %s\n", i->offset,
+ describe_enum(i->kind, ""), i->size, describe_enum(i->type, "DataType"));
+ else
+ IO::print(" %2d: Attrib %d, %d %s\n", i->offset,
+ i->index, i->size, describe_enum(i->type, "DataType"));
+ }
+
+ IO::print(" Data:\n");
+ string header;
+ for(vector<BufferContent::Array>::const_iterator i=arrays.begin(); i!=arrays.end(); ++i)
+ {
+ if(!header.empty())
+ header += " | ";
+
+ string label;
+ if(i->kind==GL_VERTEX_ARRAY)
+ label = "Vertex";
+ else if(i->kind==GL_NORMAL_ARRAY)
+ label = "Normal";
+ else if(i->kind==GL_COLOR_ARRAY)
+ label = "Color";
+ else if(i->kind==GL_TEXTURE_COORD_ARRAY)
+ {
+ if(i->size==1)
+ label = "TexC";
+ else
+ label = "TexCoord";
+ }
+ else if(!i->kind)
+ {
+ if(i->size==1)
+ label = format("A %d", i->index);
+ else
+ label = format("Attrib %d", i->index);
+ }
+
+ unsigned width = i->size;
+ if(i->type==GL_FLOAT)
+ width *= 5;
+ else if(i->type==GL_UNSIGNED_BYTE)
+ width *= 3;
+ width += i->size-1;
+
+ header.append((width-label.size())/2, ' ');
+ header += label;
+ header.append((width-label.size()+1)/2, ' ');
+ }
+ IO::print(" %s\n", header);
+
+ unsigned n_verts = buf.size/buf.content.stride;
+ for(unsigned i=0; i<n_verts; ++i)
+ {
+ const char *vertex = buf.data+i*buf.content.stride;
+
+ string line;
+ for(vector<BufferContent::Array>::const_iterator j=arrays.begin(); j!=arrays.end(); ++j)
+ {
+ if(!line.empty())
+ line += " |";
+
+ const char *base = vertex+j->offset;
+ for(unsigned k=0; k<j->size; ++k)
+ {
+ if(j->type==GL_FLOAT)
+ line += format(" %5.2f", *(reinterpret_cast<const float *>(base)+k));
+ else if(j->type==GL_UNSIGNED_BYTE)
+ line += format(" %3u", *(reinterpret_cast<const unsigned char *>(base)+k));
+ }
+ }
+
+ IO::print("%3d:%s\n", i, line);
+ }
+ }
+ }
+}