#include "main/mipmap.h"
#include "drivers/common/meta.h"
#include "brw_context.h"
+#include "brw_defines.h"
+#include "intel_buffer_objects.h"
#include "intel_mipmap_tree.h"
#include "intel_tex.h"
#include "intel_fbo.h"
static struct gl_texture_image *
intelNewTextureImage(struct gl_context * ctx)
{
- DBG("%s\n", __FUNCTION__);
+ DBG("%s\n", __func__);
(void) ctx;
return (struct gl_texture_image *) CALLOC_STRUCT(intel_texture_image);
}
(void) ctx;
- DBG("%s\n", __FUNCTION__);
+ DBG("%s\n", __func__);
if (obj == NULL)
return NULL;
return &obj->base;
}
-static void
+static void
intelDeleteTextureObject(struct gl_context *ctx,
struct gl_texture_object *texObj)
{
/* Quantize sample count */
if (image->NumSamples) {
- image->NumSamples = intel_quantize_num_samples(brw->intelScreen, image->NumSamples);
+ image->NumSamples = intel_quantize_num_samples(brw->screen, image->NumSamples);
if (!image->NumSamples)
return false;
}
intel_miptree_match_image(intel_texobj->mt, image)) {
intel_miptree_reference(&intel_image->mt, intel_texobj->mt);
DBG("%s: alloc obj %p level %d %dx%dx%d using object's miptree %p\n",
- __FUNCTION__, texobj, image->Level,
+ __func__, texobj, image->Level,
image->Width, image->Height, image->Depth, intel_texobj->mt);
} else {
intel_image->mt = intel_miptree_create_for_teximage(brw, intel_texobj,
intel_image,
- false);
+ 1 /* samples */);
+ if (!intel_image->mt)
+ return false;
/* Even if the object currently has a mipmap tree associated
* with it, this one is a more likely candidate to represent the
intel_miptree_reference(&intel_texobj->mt, intel_image->mt);
DBG("%s: alloc obj %p level %d %dx%dx%d using new miptree %p\n",
- __FUNCTION__, texobj, image->Level,
+ __func__, texobj, image->Level,
image->Width, image->Height, image->Depth, intel_image->mt);
}
return true;
}
+/**
+ * ctx->Driver.AllocTextureStorage() handler.
+ *
+ * Compare this to _mesa_AllocTextureStorage_sw, which would call into
+ * intel_alloc_texture_image_buffer() above.
+ */
+static GLboolean
+intel_alloc_texture_storage(struct gl_context *ctx,
+ struct gl_texture_object *texobj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth)
+{
+ struct brw_context *brw = brw_context(ctx);
+ struct intel_texture_object *intel_texobj = intel_texture_object(texobj);
+ struct gl_texture_image *first_image = texobj->Image[0][0];
+ int num_samples = intel_quantize_num_samples(brw->screen,
+ first_image->NumSamples);
+ const int numFaces = _mesa_num_tex_faces(texobj->Target);
+ int face;
+ int level;
+
+ /* If the object's current miptree doesn't match what we need, make a new
+ * one.
+ */
+ if (!intel_texobj->mt ||
+ !intel_miptree_match_image(intel_texobj->mt, first_image) ||
+ intel_texobj->mt->last_level != levels - 1) {
+ intel_miptree_release(&intel_texobj->mt);
+
+ intel_get_image_dims(first_image, &width, &height, &depth);
+ intel_texobj->mt = intel_miptree_create(brw, texobj->Target,
+ first_image->TexFormat,
+ 0, levels - 1,
+ width, height, depth,
+ MAX2(num_samples, 1),
+ MIPTREE_LAYOUT_TILING_ANY);
+
+ if (intel_texobj->mt == NULL) {
+ return false;
+ }
+ }
+
+ for (face = 0; face < numFaces; face++) {
+ for (level = 0; level < levels; level++) {
+ struct gl_texture_image *image = texobj->Image[face][level];
+ struct intel_texture_image *intel_image = intel_texture_image(image);
+
+ image->NumSamples = num_samples;
+
+ _swrast_free_texture_image_buffer(ctx, image);
+ if (!_swrast_init_texture_image(image))
+ return false;
+
+ intel_miptree_reference(&intel_image->mt, intel_texobj->mt);
+ }
+ }
+
+ /* The miptree is in a validated state, so no need to check later. */
+ intel_texobj->needs_validate = false;
+ intel_texobj->validated_first_level = 0;
+ intel_texobj->validated_last_level = levels - 1;
+ intel_texobj->_Format = intel_texobj->mt->format;
+
+ return true;
+}
+
+
static void
intel_free_texture_image_buffer(struct gl_context * ctx,
struct gl_texture_image *texImage)
{
struct intel_texture_image *intelImage = intel_texture_image(texImage);
- DBG("%s\n", __FUNCTION__);
+ DBG("%s\n", __func__);
intel_miptree_release(&intelImage->mt);
GLuint x, GLuint y, GLuint w, GLuint h,
GLbitfield mode,
GLubyte **map,
- GLint *stride)
+ GLint *out_stride)
{
struct brw_context *brw = brw_context(ctx);
struct intel_texture_image *intel_image = intel_texture_image(tex_image);
struct intel_mipmap_tree *mt = intel_image->mt;
+ ptrdiff_t stride;
/* Our texture data is always stored in a miptree. */
assert(mt);
if (tex_image->TexObject->Target == GL_TEXTURE_CUBE_MAP)
slice = tex_image->Face;
- intel_miptree_map(brw, mt, tex_image->Level, slice, x, y, w, h, mode,
- (void **)map, stride);
+ intel_miptree_map(brw, mt,
+ tex_image->Level + tex_image->TexObject->MinLevel,
+ slice + tex_image->TexObject->MinLayer,
+ x, y, w, h, mode,
+ (void **)map, &stride);
+
+ *out_stride = stride;
}
static void
if (tex_image->TexObject->Target == GL_TEXTURE_CUBE_MAP)
slice = tex_image->Face;
- intel_miptree_unmap(brw, mt, tex_image->Level, slice);
+ intel_miptree_unmap(brw, mt,
+ tex_image->Level + tex_image->TexObject->MinLevel,
+ slice + tex_image->TexObject->MinLayer);
+}
+
+static GLboolean
+intel_texture_view(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ struct gl_texture_object *origTexObj)
+{
+ struct brw_context *brw = brw_context(ctx);
+ struct intel_texture_object *intel_tex = intel_texture_object(texObj);
+ struct intel_texture_object *intel_orig_tex = intel_texture_object(origTexObj);
+
+ assert(intel_orig_tex->mt);
+ intel_miptree_reference(&intel_tex->mt, intel_orig_tex->mt);
+
+ /* Since we can only make views of immutable-format textures,
+ * we can assume that everything is in origTexObj's miptree.
+ *
+ * Mesa core has already made us a copy of all the teximage objects,
+ * except it hasn't copied our mt pointers, etc.
+ */
+ const int numFaces = _mesa_num_tex_faces(texObj->Target);
+ const int numLevels = texObj->NumLevels;
+
+ int face;
+ int level;
+
+ for (face = 0; face < numFaces; face++) {
+ for (level = 0; level < numLevels; level++) {
+ struct gl_texture_image *image = texObj->Image[face][level];
+ struct intel_texture_image *intel_image = intel_texture_image(image);
+
+ intel_miptree_reference(&intel_image->mt, intel_orig_tex->mt);
+ }
+ }
+
+ /* The miptree is in a validated state, so no need to check later. */
+ intel_tex->needs_validate = false;
+ intel_tex->validated_first_level = 0;
+ intel_tex->validated_last_level = numLevels - 1;
+
+ /* Set the validated texture format, with the same adjustments that
+ * would have been applied to determine the underlying texture's
+ * mt->format.
+ */
+ intel_tex->_Format = intel_depth_format_for_depthstencil_format(
+ intel_lower_compressed_format(brw, texObj->Image[0][0]->TexFormat));
+
+ return GL_TRUE;
+}
+
+static bool
+intel_set_texture_storage_for_buffer_object(struct gl_context *ctx,
+ struct gl_texture_object *tex_obj,
+ struct gl_buffer_object *buffer_obj,
+ uint32_t buffer_offset,
+ uint32_t row_stride,
+ bool read_only)
+{
+ struct brw_context *brw = brw_context(ctx);
+ struct intel_texture_object *intel_texobj = intel_texture_object(tex_obj);
+ struct gl_texture_image *image = tex_obj->Image[0][0];
+ struct intel_texture_image *intel_image = intel_texture_image(image);
+ struct intel_buffer_object *intel_buffer_obj = intel_buffer_object(buffer_obj);
+
+ if (!read_only) {
+ /* Renderbuffers have the restriction that the buffer offset and
+ * surface pitch must be a multiple of the element size. If it's
+ * not, we have to fail and fall back to software.
+ */
+ int cpp = _mesa_get_format_bytes(image->TexFormat);
+ if (buffer_offset % cpp || row_stride % cpp) {
+ perf_debug("Bad PBO alignment; fallback to CPU mapping\n");
+ return false;
+ }
+
+ if (!brw->mesa_format_supports_render[image->TexFormat]) {
+ perf_debug("Non-renderable PBO format; fallback to CPU mapping\n");
+ return false;
+ }
+ }
+
+ assert(intel_texobj->mt == NULL);
+
+ struct brw_bo *bo = intel_bufferobj_buffer(brw, intel_buffer_obj,
+ buffer_offset,
+ row_stride * image->Height,
+ !read_only);
+ intel_texobj->mt =
+ intel_miptree_create_for_bo(brw, bo,
+ image->TexFormat,
+ buffer_offset,
+ image->Width, image->Height, image->Depth,
+ row_stride,
+ 0);
+ if (!intel_texobj->mt)
+ return false;
+
+ if (!_swrast_init_texture_image(image))
+ return false;
+
+ intel_miptree_reference(&intel_image->mt, intel_texobj->mt);
+
+ /* The miptree is in a validated state, so no need to check later. */
+ intel_texobj->needs_validate = false;
+ intel_texobj->validated_first_level = 0;
+ intel_texobj->validated_last_level = 0;
+ intel_texobj->_Format = intel_texobj->mt->format;
+
+ return true;
+}
+
+static void
+intel_texture_barrier(struct gl_context *ctx)
+{
+ struct brw_context *brw = brw_context(ctx);
+
+ if (brw->gen >= 6) {
+ brw_emit_pipe_control_flush(brw,
+ PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+ PIPE_CONTROL_RENDER_TARGET_FLUSH |
+ PIPE_CONTROL_CS_STALL);
+
+ brw_emit_pipe_control_flush(brw,
+ PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE);
+ } else {
+ brw_emit_mi_flush(brw);
+ }
}
void
functions->DeleteTexture = intelDeleteTextureObject;
functions->AllocTextureImageBuffer = intel_alloc_texture_image_buffer;
functions->FreeTextureImageBuffer = intel_free_texture_image_buffer;
+ functions->AllocTextureStorage = intel_alloc_texture_storage;
functions->MapTextureImage = intel_map_texture_image;
functions->UnmapTextureImage = intel_unmap_texture_image;
+ functions->TextureView = intel_texture_view;
+ functions->SetTextureStorageForBufferObject =
+ intel_set_texture_storage_for_buffer_object;
+ functions->TextureBarrier = intel_texture_barrier;
}