last fixes for v0.7.0

CHANGELOG

@@ -1,4 +1,13 @@
-Upcoming:
+v0.7.0:
+ * Added missing functionality in:
+   - GL.Objects.Buffers (glBindBufferBase, glDrawElementsInstanced,
+                         texture buffer target)
+   - GL.Objects.Programs (transform feedback)
+ * Fixed memory leaks during C-string handling.
+ * Deprecated old GL.Attributes.Set_Vertex_Attrib_Pointer in favor for
+   new subroutines there that provide more control.
+ * Small fixes in tests so that they work on Windows again.
+ * Made it work with GNAT Community 2018.
  * Changed to SemVer versioning (added revision number)
  * Improvements to GL.Object system
  * Fixed problems in uniforms setter (#105)

README.md

@@ -36,12 +36,18 @@ bindings to the following OpenGL-related libraries:
 OpenGLAda supports MacOSX, Windows and X11-based systems. API documentation can
 be found on the [project's homepage][4].
 
+## Windows Installer
+
+There is an installer available for Windows + GNAT Community in the
+[repository's *releases* section][21] which includes all optional dependencies
+except FTGL (because that binding is deprecated).
+
 ## Prerequisites
 
 In order to build OpenGLAda, you need to have:
 
  * A GNAT compiler¹. Compilers known to work well with OpenGLAda are
-   [GnuAda][12], [AdaCore GNAT GPL 2017][1], and [TDM-GCC][17]. More information
+   [GnuAda][12], [GNAT Community 2018][1], and [TDM-GCC][17]. More information
    is available on the [GCC website][5].
  * [GPRBuild][2] (is bundled with AdaCore's GNAT distribution). TDM-GCC users
    can get it from [here][16] (**NOTE: The gprbuild bundled in this zip is
@@ -68,8 +74,8 @@ To install OpenGLAda with all optional libraries, execute
     $ gprbuild [options] openglada.gpr
     $ gprinstall [options] openglada.gpr
 
-Where *[options]* is the set of scenario variables you want to use. The
-available variables are:
+Where *[options]* is the set of scenario variables you want to use (generally
+in the form of `-X`*name*`=`*value*`). The available variables are:
 
  * `Windowing_System`: Sets the backend windowing system. Used for GLFW and also
                        for system-dependent parts of the API (GLX, WGL, CGL):
@@ -197,4 +203,5 @@ logo that is used in the SOIL tests is distributed under the terms of the
  [16]: http://getadanow.com/#get_windows
  [17]: http://tdm-gcc.tdragon.net/
  [19]: https://freetype.org/
- [20]: https://github.com/flyx/FreeTypeAda
+ [20]: https://github.com/flyx/FreeTypeAda
+ [21]: https://github.com/flyx/OpenGLAda/releases

install/OpenGLAda.wix

@@ -9,7 +9,7 @@
              InstallerVersion="100" Languages="1033" Compressed="yes"
              SummaryCodepage="1252" />
     <Media Id="1" Cabinet="OpenGLAda.cab" EmbedCab="yes" />
-    <SetProperty Id="INSTALLDIR" Value="C:\GNAT\2018" After="AppSearch"/>
+    <Property Id="INSTALLDIR" Value="C:\GNAT\2018"/>
     <Directory Id="TARGETDIR" Name="SourceDir">
       <Directory Id="INSTALLDIR" Name="GNAT" ComponentGuidGenerationSeed="005645a9-cb2e-43da-a920-68b7e8d3ae11">
         <Component Id="dummy" Guid="fd86164a-4408-496d-a3fb-633a56f1a955" KeyPath="yes" />

src/generator/specs.adb

@@ -675,7 +675,6 @@ package body Specs is
             Put_Line (Target, "private with " & To_String (Spec_Data.Name) & ";");
          end loop;
          Put_Line (Target, "procedure GL.Load_Function_Pointers is");
-         Put_Line (Target, "   pragma Preelaborate;");
          Put_Line (Target, "   use GL.API;");
          Put_Line (Target, "   generic");
          Put_Line (Target, "      type Function_Reference is private;");
@@ -824,4 +823,4 @@ package body Specs is
       end loop;
       Close (Target);
    end Write_Wrapper_Table;
-end Specs;
+end Specs;

src/gl/generated/gl-load_function_pointers.adb

@@ -9,7 +9,6 @@ private with GL.API.Singles;
 private with GL.API.UInts;
 private with GL.API;
 procedure GL.Load_Function_Pointers is
-   pragma Preelaborate;
    use GL.API;
    generic
       type Function_Reference is private;

src/gl/implementation/gl-api-subprogram_reference.ads

@@ -3,4 +3,4 @@
 
 function GL.API.Subprogram_Reference (Function_Name : String)
   return System.Address;
-pragma Preelaborate (GL.API.Subprogram_Reference);
+pragma Preelaborate (GL.API.Subprogram_Reference);

src/gl/implementation/gl-load_function_pointers.ads

@@ -0,0 +1,5 @@
+--  part of OpenGLAda, (c) 2017 Felix Krause
+--  released under the terms of the MIT license, see the file "COPYING"
+
+procedure GL.Load_Function_Pointers;
+pragma Preelaborate (GL.Load_Function_Pointers);

tests/gl/gl_test-framebuffers.adb

@@ -107,6 +107,7 @@ begin
          Display_Backend.Window_Opened loop
       Clear (Buffer_Bits'(others => True));
 
+      GL.Objects.Textures.Set_Active_Unit (0);
       GL.Toggles.Enable (GL.Toggles.Texture_2D);
 
       -- don't let the color affect the texture rendering
@@ -125,6 +126,8 @@ begin
          Token.Add_Vertex (Vector2'(-1.0, 1.0));
       end;
 
+      GL.Toggles.Disable (GL.Toggles.Texture_2D);
+
       GL.Flush;
 
       Display_Backend.Swap_Buffers;