#include "intel_context.h"
#include "intel_mipmap_tree.h"
+#include "intel_blit.h"
#include "intel_tex.h"
+#include "intel_tex_layout.h"
#define FILE_DEBUG_FLAG DEBUG_TEXTURE
* but BaseLevel.
*/
static void
-intel_update_max_level(struct intel_context *intel,
- struct intel_texture_object *intelObj,
+intel_update_max_level(struct intel_texture_object *intelObj,
struct gl_sampler_object *sampler)
{
struct gl_texture_object *tObj = &intelObj->base;
}
}
-/**
- * Copies the image's contents at its level into the object's miptree,
- * and updates the image to point at the object's miptree.
- */
-static void
-copy_image_data_to_tree(struct intel_context *intel,
- struct intel_texture_object *intelObj,
- struct intel_texture_image *intelImage)
-{
- if (intelImage->mt) {
- /* Copy potentially with the blitter:
- */
- intel_miptree_image_copy(intel,
- intelObj->mt,
- intelImage->face,
- intelImage->level, intelImage->mt);
-
- intel_miptree_release(intel, &intelImage->mt);
- }
- else {
- assert(intelImage->base.Data != NULL);
-
- /* More straightforward upload.
- */
- intel_miptree_image_data(intel,
- intelObj->mt,
- intelImage->face,
- intelImage->level,
- intelImage->base.Data,
- intelImage->base.RowStride,
- intelImage->base.RowStride *
- intelImage->base.Height);
- _mesa_align_free(intelImage->base.Data);
- intelImage->base.Data = NULL;
- }
-
- intel_miptree_reference(&intelImage->mt, intelObj->mt);
-}
-
-
/*
*/
GLuint
GLuint face, i;
GLuint nr_faces = 0;
struct intel_texture_image *firstImage;
+ int width, height, depth;
/* We know/require this is true by now:
*/
/* What levels must the tree include at a minimum?
*/
- intel_update_max_level(intel, intelObj, sampler);
+ intel_update_max_level(intelObj, sampler);
firstImage = intel_texture_image(tObj->Image[0][tObj->BaseLevel]);
- /* Fallback case:
- */
- if (firstImage->base.Border) {
- if (intelObj->mt) {
- intel_miptree_release(intel, &intelObj->mt);
- }
- return GL_FALSE;
- }
+ intel_miptree_get_dimensions_for_image(&firstImage->base.Base,
+ &width, &height, &depth);
/* Check tree can hold all active levels. Check tree matches
* target, imageFormat, etc.
*/
if (intelObj->mt &&
(intelObj->mt->target != intelObj->base.Target ||
- intelObj->mt->format != firstImage->base.TexFormat ||
+ intelObj->mt->format != firstImage->base.Base.TexFormat ||
intelObj->mt->first_level != tObj->BaseLevel ||
intelObj->mt->last_level < intelObj->_MaxLevel ||
- intelObj->mt->width0 != firstImage->base.Width ||
- intelObj->mt->height0 != firstImage->base.Height ||
- intelObj->mt->depth0 != firstImage->base.Depth)) {
- intel_miptree_release(intel, &intelObj->mt);
+ intelObj->mt->width0 != width ||
+ intelObj->mt->height0 != height ||
+ intelObj->mt->depth0 != depth)) {
+ intel_miptree_release(&intelObj->mt);
}
if (!intelObj->mt) {
intelObj->mt = intel_miptree_create(intel,
intelObj->base.Target,
- firstImage->base.TexFormat,
+ firstImage->base.Base.TexFormat,
tObj->BaseLevel,
intelObj->_MaxLevel,
- firstImage->base.Width,
- firstImage->base.Height,
- firstImage->base.Depth,
- GL_TRUE);
+ width,
+ height,
+ depth,
+ true);
if (!intelObj->mt)
- return GL_FALSE;
+ return false;
}
/* Pull in any images not in the object's tree:
*/
if (intelObj->mt != intelImage->mt &&
!intelImage->used_as_render_target) {
- copy_image_data_to_tree(intel, intelObj, intelImage);
+ intel_miptree_copy_teximage(intel, intelImage, intelObj->mt);
}
}
}
- return GL_TRUE;
+ return true;
}
-void
-intel_tex_map_level_images(struct intel_context *intel,
- struct intel_texture_object *intelObj,
- int level)
+/**
+ * \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT
+ */
+static void
+intel_tex_map_image_for_swrast(struct intel_context *intel,
+ struct intel_texture_image *intel_image,
+ GLbitfield mode)
{
- GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
- GLuint face;
+ int level;
+ int face;
+ struct intel_mipmap_tree *mt;
+ unsigned int x, y;
- for (face = 0; face < nr_faces; face++) {
- struct intel_texture_image *intelImage =
- intel_texture_image(intelObj->base.Image[face][level]);
-
- if (intelImage && intelImage->mt) {
- intelImage->base.Data =
- intel_miptree_image_map(intel,
- intelImage->mt,
- intelImage->face,
- intelImage->level,
- &intelImage->base.RowStride,
- intelImage->base.ImageOffsets);
- /* convert stride to texels, not bytes */
- intelImage->base.RowStride /= intelImage->mt->cpp;
- /* intelImage->base.ImageStride /= intelImage->mt->cpp; */
+ if (!intel_image || !intel_image->mt)
+ return;
+
+ level = intel_image->base.Base.Level;
+ face = intel_image->base.Base.Face;
+ mt = intel_image->mt;
+
+ if (mt->target == GL_TEXTURE_3D ||
+ mt->target == GL_TEXTURE_2D_ARRAY ||
+ mt->target == GL_TEXTURE_1D_ARRAY) {
+ int i;
+
+ /* ImageOffsets[] is only used for swrast's fetch_texel_3d, so we can't
+ * share code with the normal path.
+ */
+ for (i = 0; i < mt->level[level].depth; i++) {
+ intel_miptree_get_image_offset(mt, level, face, i, &x, &y);
+ intel_image->base.ImageOffsets[i] = x + y * mt->region->pitch;
}
+
+ DBG("%s \n", __FUNCTION__);
+
+ intel_image->base.Data = intel_region_map(intel, mt->region, mode);
+ } else {
+ assert(mt->level[level].depth == 1);
+ intel_miptree_get_image_offset(mt, level, face, 0, &x, &y);
+
+ DBG("%s: (%d,%d) -> (%d, %d)/%d\n",
+ __FUNCTION__, face, level, x, y, mt->region->pitch * mt->cpp);
+
+ intel_image->base.Data = intel_region_map(intel, mt->region, mode) +
+ (x + y * mt->region->pitch) * mt->cpp;
}
+
+ intel_image->base.RowStride = mt->region->pitch;
}
-void
-intel_tex_unmap_level_images(struct intel_context *intel,
- struct intel_texture_object *intelObj,
- int level)
+static void
+intel_tex_unmap_image_for_swrast(struct intel_context *intel,
+ struct intel_texture_image *intel_image)
{
- GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
- GLuint face;
-
- for (face = 0; face < nr_faces; face++) {
- struct intel_texture_image *intelImage =
- intel_texture_image(intelObj->base.Image[face][level]);
-
- if (intelImage && intelImage->mt) {
- intel_miptree_image_unmap(intel, intelImage->mt);
- intelImage->base.Data = NULL;
- }
+ if (intel_image && intel_image->mt) {
+ intel_region_unmap(intel, intel_image->mt->region);
+ intel_image->base.Data = NULL;
}
}
+/**
+ * \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT
+ */
void
intel_tex_map_images(struct intel_context *intel,
- struct intel_texture_object *intelObj)
+ struct intel_texture_object *intelObj,
+ GLbitfield mode)
{
- int i;
+ GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
+ int i, face;
DBG("%s\n", __FUNCTION__);
- for (i = intelObj->base.BaseLevel; i <= intelObj->_MaxLevel; i++)
- intel_tex_map_level_images(intel, intelObj, i);
+ for (i = intelObj->base.BaseLevel; i <= intelObj->_MaxLevel; i++) {
+ for (face = 0; face < nr_faces; face++) {
+ struct intel_texture_image *intel_image =
+ intel_texture_image(intelObj->base.Image[face][i]);
+
+ intel_tex_map_image_for_swrast(intel, intel_image, mode);
+ }
+ }
}
void
intel_tex_unmap_images(struct intel_context *intel,
- struct intel_texture_object *intelObj)
+ struct intel_texture_object *intelObj)
{
- int i;
+ GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
+ int i, face;
- for (i = intelObj->base.BaseLevel; i <= intelObj->_MaxLevel; i++)
- intel_tex_unmap_level_images(intel, intelObj, i);
+ for (i = intelObj->base.BaseLevel; i <= intelObj->_MaxLevel; i++) {
+ for (face = 0; face < nr_faces; face++) {
+ struct intel_texture_image *intel_image =
+ intel_texture_image(intelObj->base.Image[face][i]);
+
+ intel_tex_unmap_image_for_swrast(intel, intel_image);
+ }
+ }
}
projects / mesa.git / blobdiff