Improve detail of some texture-related errors.

gpu/command_buffer/service/gles2_cmd_decoder.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include <limits.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <stdio.h>
 
 #include <algorithm>
 #include <cmath>
 #include <list>
 #include <map>
 #include <memory>
 #include <queue>
 
 #include "base/callback.h"
 #include "base/callback_helpers.h"
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/numerics/safe_math.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/strings/stringprintf.h"
 #include "base/trace_event/trace_event.h"
 #include "base/trace_event/trace_event_synthetic_delay.h"
 #include "build/build_config.h"
 #include "gpu/command_buffer/common/debug_marker_manager.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "gpu/command_buffer/service/buffer_manager.h"
 #include "gpu/command_buffer/service/context_group.h"
 #include "gpu/command_buffer/service/context_state.h"
@@ skipping 11681 matching lines @@
   TextureRef* texture_ref = texture_manager()->GetTextureInfoForTarget(
       &state_, target);
   if (!texture_ref) {
     LOCAL_SET_GL_ERROR(GL_INVALID_OPERATION, "glCompressedTexSubImage3D",
         "unknown texture for target");
     return;
   }
   Texture* texture = texture_ref->texture();
   GLenum type = 0, internal_format = 0;
   if (!texture->GetLevelType(target, level, &type, &internal_format)) {
+    std::string msg = base::StringPrintf(
+        "level %d does not exist", level);
     LOCAL_SET_GL_ERROR(GL_INVALID_OPERATION, "glCompressedTexSubImage3D",
-        "level does not exist");
+                       msg.c_str());
     return;
   }
   if (internal_format != format) {
     LOCAL_SET_GL_ERROR(GL_INVALID_OPERATION, "glCompressedTexSubImage3D",
         "format does not match internal format");
     return;
   }
   if (!texture->ValidForTexture(target, level, xoffset, yoffset, zoffset,
                                 width, height, depth)) {
     LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glCompressedTexSubImage3D",
@@ skipping 249 matching lines @@
   if (!texture_manager()->ValidForTarget(target, level, width, height, 1)) {
     LOCAL_SET_GL_ERROR(
         GL_INVALID_VALUE,
         "glCompressedTexSubImage2D", "dimensions out of range");
     return;
   }
   Texture* texture = texture_ref->texture();
   GLenum type = 0;
   GLenum internal_format = 0;
   if (!texture->GetLevelType(target, level, &type, &internal_format)) {
+    std::string msg = base::StringPrintf(
+        "level %d does not exist", level);
     LOCAL_SET_GL_ERROR(
-        GL_INVALID_OPERATION,
-        "glCompressedTexSubImage2D", "level does not exist.");
+        GL_INVALID_OPERATION, "glCompressedTexSubImage2D", msg.c_str());
     return;
   }
   if (internal_format != format) {
     LOCAL_SET_GL_ERROR(
         GL_INVALID_OPERATION,
         "glCompressedTexSubImage2D", "format does not match internal format.");
     return;
   }
   if (!texture->ValidForTexture(target, level, xoffset, yoffset, 0, width,
                                 height, 1)) {
@@ skipping 4763 matching lines @@
 }
 
 // Include the auto-generated part of this file. We split this because it means
 // we can easily edit the non-auto generated parts right here in this file
 // instead of having to edit some template or the code generator.
 #include "base/macros.h"
 #include "gpu/command_buffer/service/gles2_cmd_decoder_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu