X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fdrivers%2Fdri%2Fi915%2Fintel_tex_subimage.c;h=4083d696b82fb0acdd865aee1ef7c25065eb4d46;hb=b3315a6f56fb93f2884168cbf9358b2606641db5;hp=b3a8a3d7ca7ac339f4d30e3c6f8c3047c5123807;hpb=80a718a63bf2fa817e346f0f5731ee9ef2e0e68b;p=mesa.git

diff --git a/src/mesa/drivers/dri/i915/intel_tex_subimage.c b/src/mesa/drivers/dri/i915/intel_tex_subimage.c
deleted file mode 120000
index b3a8a3d7ca7..00000000000
--- a/src/mesa/drivers/dri/i915/intel_tex_subimage.c
+++ /dev/null
@@ -1 +0,0 @@
-../intel/intel_tex_subimage.c
\ No newline at end of file
diff --git a/src/mesa/drivers/dri/i915/intel_tex_subimage.c b/src/mesa/drivers/dri/i915/intel_tex_subimage.c
new file mode 100644
index 00000000000..4083d696b82
--- /dev/null
+++ b/src/mesa/drivers/dri/i915/intel_tex_subimage.c
@@ -0,0 +1,155 @@
+
+/**************************************************************************
+ * 
+ * Copyright 2003 VMware, Inc.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+#include "main/bufferobj.h"
+#include "main/macros.h"
+#include "main/mtypes.h"
+#include "main/pbo.h"
+#include "main/texobj.h"
+#include "main/texstore.h"
+#include "main/texcompress.h"
+#include "main/enums.h"
+
+#include "intel_batchbuffer.h"
+#include "intel_context.h"
+#include "intel_tex.h"
+#include "intel_mipmap_tree.h"
+#include "intel_blit.h"
+
+#define FILE_DEBUG_FLAG DEBUG_TEXTURE
+
+static bool
+intel_blit_texsubimage(struct gl_context * ctx,
+		       struct gl_texture_image *texImage,
+		       GLint xoffset, GLint yoffset,
+		       GLint width, GLint height,
+		       GLenum format, GLenum type, const void *pixels,
+		       const struct gl_pixelstore_attrib *packing)
+{
+   struct intel_context *intel = intel_context(ctx);
+   struct intel_texture_image *intelImage = intel_texture_image(texImage);
+
+   /* Try to do a blit upload of the subimage if the texture is
+    * currently busy.
+    */
+   if (!intelImage->mt)
+      return false;
+
+   /* The blitter can't handle Y tiling */
+   if (intelImage->mt->region->tiling == I915_TILING_Y)
+      return false;
+
+   if (texImage->TexObject->Target != GL_TEXTURE_2D)
+      return false;
+
+   if (!drm_intel_bo_busy(intelImage->mt->region->bo))
+      return false;
+
+   DBG("BLT subimage %s target %s level %d offset %d,%d %dx%d\n",
+       __func__,
+       _mesa_enum_to_string(texImage->TexObject->Target),
+       texImage->Level, xoffset, yoffset, width, height);
+
+   pixels = _mesa_validate_pbo_teximage(ctx, 2, width, height, 1,
+					format, type, pixels, packing,
+					"glTexSubImage");
+   if (!pixels)
+      return false;
+
+   struct intel_mipmap_tree *temp_mt =
+      intel_miptree_create(intel, GL_TEXTURE_2D, texImage->TexFormat,
+                           0, 0,
+                           width, height, 1,
+                           false, INTEL_MIPTREE_TILING_NONE);
+   if (!temp_mt)
+      goto err;
+
+   GLubyte *dst = intel_miptree_map_raw(intel, temp_mt);
+   if (!dst)
+      goto err;
+
+   if (!_mesa_texstore(ctx, 2, texImage->_BaseFormat,
+		       texImage->TexFormat,
+		       temp_mt->region->pitch,
+		       &dst,
+		       width, height, 1,
+		       format, type, pixels, packing)) {
+      _mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage");
+   }
+
+   intel_miptree_unmap_raw(temp_mt);
+
+   bool ret;
+
+   ret = intel_miptree_blit(intel,
+                            temp_mt, 0, 0,
+                            0, 0, false,
+                            intelImage->mt, texImage->Level, texImage->Face,
+                            xoffset, yoffset, false,
+                            width, height, GL_COPY);
+   assert(ret);
+
+   intel_miptree_release(&temp_mt);
+   _mesa_unmap_teximage_pbo(ctx, packing);
+
+   return ret;
+
+err:
+   _mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage");
+   intel_miptree_release(&temp_mt);
+   _mesa_unmap_teximage_pbo(ctx, packing);
+   return false;
+}
+
+static void
+intelTexSubImage(struct gl_context * ctx,
+                 GLuint dims,
+                 struct gl_texture_image *texImage,
+                 GLint xoffset, GLint yoffset, GLint zoffset,
+                 GLsizei width, GLsizei height, GLsizei depth,
+                 GLenum format, GLenum type,
+                 const GLvoid * pixels,
+                 const struct gl_pixelstore_attrib *packing)
+{
+   /* The intel_blit_texsubimage() function only handles 2D images */
+   if (dims != 2 || !intel_blit_texsubimage(ctx, texImage,
+			       xoffset, yoffset,
+			       width, height,
+			       format, type, pixels, packing)) {
+      _mesa_store_texsubimage(ctx, dims, texImage,
+                              xoffset, yoffset, zoffset,
+                              width, height, depth,
+                              format, type, pixels, packing);
+   }
+}
+
+void
+intelInitTextureSubImageFuncs(struct dd_function_table *functions)
+{
+   functions->TexSubImage = intelTexSubImage;
+}