mesa: add EXT_dsa + EXT_texture_buffer_object functions

Reviewed-by: Marek Olšák <[email protected]>

3 files changed, 69 insertions, 2 deletions

diff --git a/src/mesa/main/tests/dispatch_sanity.cpp b/src/mesa/main/tests/dispatch_sanity.cpp
index 8e06a7179dd..e0451b36df3 100644
--- a/src/mesa/main/tests/dispatch_sanity.cpp
+++ b/src/mesa/main/tests/dispatch_sanity.cpp
@@ -1137,8 +1137,8 @@ const struct function common_desktop_functions_possible[] = {
    /* GL_EXT_direct_state_access - GL 2.1 */
    /* Added glProgramUniformMAtrix*EXT functions are aliases */
    /* GL_EXT_direct_state_access - EXT_texture_buffer_object */
-   //{ "glTextureBufferEXT", 10, -1 },
-   //{ "glMultiTexBufferEXT", 10, -1 },
+   { "glTextureBufferEXT", 10, -1 },
+   { "glMultiTexBufferEXT", 10, -1 },
    /* GL_EXT_direct_state_access - EXT_texture_integer */
    //{ "glTextureParameterIivEXT", 10, -1 },
    //{ "glTextureParameterIuivEXT", 10, -1 },
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index b80d5a9b675..67500830853 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -6429,6 +6429,65 @@ _mesa_TextureBuffer(GLuint texture, GLenum internalFormat, GLuint buffer)
 }
 
 void GLAPIENTRY
+_mesa_TextureBufferEXT(GLuint texture, GLenum target,
+                       GLenum internalFormat, GLuint buffer)
+{
+   struct gl_texture_object *texObj;
+   struct gl_buffer_object *bufObj;
+
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (buffer) {
+      bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, "glTextureBuffer");
+      if (!bufObj)
+         return;
+   } else
+      bufObj = NULL;
+
+   /* Get the texture object by Name. */
+   texObj = _mesa_lookup_or_create_texture(ctx, target, texture,
+                                           false, true,
+                                           "glTextureBufferEXT");
+
+   if (!texObj ||
+       !check_texture_buffer_target(ctx, texObj->Target, "glTextureBufferEXT"))
+      return;
+
+   texture_buffer_range(ctx, texObj, internalFormat,
+                        bufObj, 0, buffer ? -1 : 0, "glTextureBufferEXT");
+}
+
+void GLAPIENTRY
+_mesa_MultiTexBufferEXT(GLenum texunit, GLenum target,
+                        GLenum internalFormat, GLuint buffer)
+{
+   struct gl_texture_object *texObj;
+   struct gl_buffer_object *bufObj;
+
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (buffer) {
+      bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, "glMultiTexBufferEXT");
+      if (!bufObj)
+         return;
+   } else
+      bufObj = NULL;
+
+   /* Get the texture object */
+   texObj = _mesa_get_texobj_by_target_and_texunit(ctx, target,
+                                                   texunit - GL_TEXTURE0,
+                                                   true,
+                                                   "glMultiTexBufferEXT");
+
+   if (!texObj ||
+       !check_texture_buffer_target(ctx, texObj->Target, "glMultiTexBufferEXT"))
+      return;
+
+   texture_buffer_range(ctx, texObj, internalFormat,
+                        bufObj, 0, buffer ? -1 : 0, "glMultiTexBufferEXT");
+}
+
+void GLAPIENTRY
 _mesa_TextureBufferRange(GLuint texture, GLenum internalFormat, GLuint buffer,
                          GLintptr offset, GLsizeiptr size)
 {
diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h
index 51d555584c9..b14acdf7597 100644
--- a/src/mesa/main/teximage.h
+++ b/src/mesa/main/teximage.h
@@ -788,6 +788,14 @@ extern void GLAPIENTRY
 _mesa_TextureBuffer(GLuint texture, GLenum internalFormat, GLuint buffer);
 
 extern void GLAPIENTRY
+_mesa_TextureBufferEXT(GLuint texture, GLenum target, GLenum internalFormat,
+                       GLuint buffer);
+
+extern void GLAPIENTRY
+_mesa_MultiTexBufferEXT(GLenum texunit, GLenum target, GLenum internalFormat,
+                        GLuint buffer);
+
+extern void GLAPIENTRY
 _mesa_TextureBufferRange(GLuint texture, GLenum internalFormat, GLuint buffer,
                          GLintptr offset, GLsizeiptr size);