#include "state_tracker/st_cb_fbo.h"
#include "state_tracker/st_cb_flush.h"
#include "state_tracker/st_cb_texture.h"
+#include "state_tracker/st_cb_bufferobjects.h"
#include "state_tracker/st_format.h"
#include "state_tracker/st_texture.h"
#include "state_tracker/st_gen_mipmap.h"
if (mode & GL_MAP_INVALIDATE_RANGE_BIT)
pipeMode |= PIPE_TRANSFER_DISCARD_RANGE;
- map = st_texture_image_map(st, stImage, slice, pipeMode, x, y, w, h);
+ map = st_texture_image_map(st, stImage, pipeMode, x, y, slice, w, h, 1);
if (map) {
*mapOut = map;
*rowStrideOut = stImage->transfer->stride;
{
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
- struct st_texture_image *stImage = st_texture_image(texImage);
- struct st_texture_object *stObj = st_texture_object(texImage->TexObject);
+ struct pipe_screen *screen = pipe->screen;
const GLuint width = texImage->Width;
const GLuint height = texImage->Height;
- struct pipe_resource *dst_texture;
+ const GLuint depth = texImage->Depth;
+ struct pipe_resource *src = st_texture_object(texImage->TexObject)->pt;
+ struct pipe_resource *dst;
+ struct pipe_resource dst_templ;
+ enum pipe_format pipe_format;
+ gl_format mesa_format;
+ GLenum gl_target = texImage->TexObject->Target;
+ enum pipe_texture_target pipe_target;
struct pipe_blit_info blit;
unsigned bind = (PIPE_BIND_RENDER_TARGET | PIPE_BIND_TRANSFER_READ);
struct pipe_transfer *tex_xfer;
ubyte *map;
- /* create temp / dest surface */
- if (!util_create_rgba_texture(pipe, width, height, bind,
- &dst_texture)) {
- _mesa_problem(ctx, "util_create_rgba_texture() failed "
- "in decompress_with_blit()");
+ /* GetTexImage only returns a single face for cubemaps. */
+ if (gl_target == GL_TEXTURE_CUBE_MAP) {
+ gl_target = GL_TEXTURE_2D;
+ }
+
+ pipe_target = gl_target_to_pipe(gl_target);
+
+ /* Find the best match for the format+type combo. */
+ pipe_format = st_choose_format(pipe->screen, GL_RGBA8, format, type,
+ pipe_target, 0, bind);
+ if (pipe_format == PIPE_FORMAT_NONE) {
+ /* unable to get an rgba format!?! */
+ _mesa_problem(ctx, "%s: cannot find a supported format", __func__);
+ return;
+ }
+
+ /* create the destination texture */
+ memset(&dst_templ, 0, sizeof(dst_templ));
+ dst_templ.target = pipe_target;
+ dst_templ.format = pipe_format;
+ dst_templ.bind = bind;
+ dst_templ.usage = PIPE_USAGE_STAGING;
+
+ st_gl_texture_dims_to_pipe_dims(gl_target, width, height, depth,
+ &dst_templ.width0, &dst_templ.height0,
+ &dst_templ.depth0, &dst_templ.array_size);
+
+ dst = screen->resource_create(screen, &dst_templ);
+ if (!dst) {
+ _mesa_problem(ctx, "%s: cannot create a temporary texture", __func__);
return;
}
- blit.src.resource = stObj->pt;
+ blit.src.resource = src;
blit.src.level = texImage->Level;
- blit.src.format = util_format_linear(stObj->pt->format);
- blit.dst.resource = dst_texture;
+ blit.src.format = util_format_linear(src->format);
+ blit.dst.resource = dst;
blit.dst.level = 0;
- blit.dst.format = dst_texture->format;
+ blit.dst.format = dst->format;
blit.src.box.x = blit.dst.box.x = 0;
blit.src.box.y = blit.dst.box.y = 0;
- blit.src.box.z = 0; /* XXX compressed array textures? */
+ blit.src.box.z = texImage->Face;
blit.dst.box.z = 0;
blit.src.box.width = blit.dst.box.width = width;
blit.src.box.height = blit.dst.box.height = height;
- blit.src.box.depth = blit.dst.box.depth = 1;
+ blit.src.box.depth = blit.dst.box.depth = depth;
blit.mask = PIPE_MASK_RGBA;
blit.filter = PIPE_TEX_FILTER_NEAREST;
blit.scissor_enable = FALSE;
pixels = _mesa_map_pbo_dest(ctx, &ctx->Pack, pixels);
- map = pipe_transfer_map(pipe, dst_texture, 0, 0,
- PIPE_TRANSFER_READ,
- 0, 0, width, height, &tex_xfer);
+ map = pipe_transfer_map_3d(pipe, dst, 0, PIPE_TRANSFER_READ,
+ 0, 0, 0, width, height, depth, &tex_xfer);
if (!map) {
goto end;
}
+ mesa_format = st_pipe_format_to_mesa_format(pipe_format);
+
/* copy/pack data into user buffer */
- if (_mesa_format_matches_format_and_type(stImage->base.TexFormat,
- format, type,
+ if (_mesa_format_matches_format_and_type(mesa_format, format, type,
ctx->Pack.SwapBytes)) {
/* memcpy */
- const uint bytesPerRow = width * util_format_get_blocksize(stImage->pt->format);
- /* map the dst_surface so we can read from it */
- GLuint row;
- for (row = 0; row < height; row++) {
- GLvoid *dest = _mesa_image_address2d(&ctx->Pack, pixels, width,
- height, format, type, row, 0);
- memcpy(dest, map, bytesPerRow);
- map += tex_xfer->stride;
+ const uint bytesPerRow = width * util_format_get_blocksize(pipe_format);
+ GLuint row, slice;
+
+ for (slice = 0; slice < depth; slice++) {
+ ubyte *slice_map = map;
+
+ for (row = 0; row < height; row++) {
+ GLvoid *dest = _mesa_image_address3d(&ctx->Pack, pixels,
+ width, height, format,
+ type, slice, row, 0);
+ memcpy(dest, slice_map, bytesPerRow);
+ slice_map += tex_xfer->stride;
+ }
+ map += tex_xfer->layer_stride;
}
- pipe_transfer_unmap(pipe, tex_xfer);
}
else {
/* format translation via floats */
- GLuint row;
- enum pipe_format pformat = util_format_linear(dst_texture->format);
+ GLuint row, slice;
+ enum pipe_format pformat = util_format_linear(dst->format);
GLfloat *rgba;
rgba = malloc(width * 4 * sizeof(GLfloat));
goto end;
}
- for (row = 0; row < height; row++) {
- const GLbitfield transferOps = 0x0; /* bypassed for glGetTexImage() */
- GLvoid *dest = _mesa_image_address2d(&ctx->Pack, pixels, width,
- height, format, type, row, 0);
+ for (slice = 0; slice < depth; slice++) {
+ for (row = 0; row < height; row++) {
+ const GLbitfield transferOps = 0x0; /* bypassed for glGetTexImage() */
+ GLvoid *dest = _mesa_image_address3d(&ctx->Pack, pixels,
+ width, height, format,
+ type, slice, row, 0);
- if (ST_DEBUG & DEBUG_FALLBACK)
- debug_printf("%s: fallback format translation\n", __FUNCTION__);
+ if (ST_DEBUG & DEBUG_FALLBACK)
+ debug_printf("%s: fallback format translation\n", __FUNCTION__);
- /* get float[4] rgba row from surface */
- pipe_get_tile_rgba_format(tex_xfer, map, 0, row, width, 1,
- pformat, rgba);
+ /* get float[4] rgba row from surface */
+ pipe_get_tile_rgba_format(tex_xfer, map, 0, row, width, 1,
+ pformat, rgba);
- _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format,
- type, dest, &ctx->Pack, transferOps);
+ _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format,
+ type, dest, &ctx->Pack, transferOps);
+ }
+ map += tex_xfer->layer_stride;
}
free(rgba);
pipe_transfer_unmap(pipe, tex_xfer);
_mesa_unmap_pbo_dest(ctx, &ctx->Pack);
- pipe_resource_reference(&dst_texture, NULL);
+ pipe_resource_reference(&dst, NULL);
}
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
struct pipe_transfer *src_trans;
- GLvoid *texDest;
+ GLubyte *texDest;
enum pipe_transfer_usage transfer_usage;
void *map;
+ unsigned dst_width = width;
+ unsigned dst_height = height;
+ unsigned dst_depth = 1;
if (ST_DEBUG & DEBUG_FALLBACK)
debug_printf("%s: fallback processing\n", __FUNCTION__);
srcY = strb->Base.Height - srcY - height;
}
+ if (stImage->pt->target == PIPE_TEXTURE_1D_ARRAY) {
+ /* Move y/height to z/depth for 1D array textures. */
+ destZ = destY;
+ destY = 0;
+ dst_depth = dst_height;
+ dst_height = 1;
+ }
+
map = pipe_transfer_map(pipe,
strb->texture,
strb->rtt_level,
else
transfer_usage = PIPE_TRANSFER_WRITE;
- /* XXX this used to ignore destZ param */
- texDest = st_texture_image_map(st, stImage, destZ, transfer_usage,
- destX, destY, width, height);
+ texDest = st_texture_image_map(st, stImage, transfer_usage,
+ destX, destY, destZ,
+ dst_width, dst_height, dst_depth);
if (baseFormat == GL_DEPTH_COMPONENT ||
baseFormat == GL_DEPTH_STENCIL) {
if (scaleOrBias) {
_mesa_scale_and_bias_depth_uint(ctx, width, data);
}
- pipe_put_tile_z(stImage->transfer, texDest, 0, row, width, 1,
- data);
+
+ if (stImage->pt->target == PIPE_TEXTURE_1D_ARRAY) {
+ pipe_put_tile_z(stImage->transfer,
+ texDest + row*stImage->transfer->layer_stride,
+ 0, 0, width, 1, data);
+ }
+ else {
+ pipe_put_tile_z(stImage->transfer, texDest, 0, row, width, 1,
+ data);
+ }
}
}
else {
if (tempSrc && texDest) {
const GLint dims = 2;
- const GLint dstRowStride = stImage->transfer->stride;
+ GLint dstRowStride;
struct gl_texture_image *texImage = &stImage->base;
struct gl_pixelstore_attrib unpack = ctx->DefaultPacking;
unpack.Invert = GL_TRUE;
}
+ if (stImage->pt->target == PIPE_TEXTURE_1D_ARRAY) {
+ dstRowStride = stImage->transfer->layer_stride;
+ }
+ else {
+ dstRowStride = stImage->transfer->stride;
+ }
+
/* get float/RGBA image from framebuffer */
/* XXX this usually involves a lot of int/float conversion.
* try to avoid that someday.
texImage->_BaseFormat,
texImage->TexFormat,
dstRowStride,
- (GLubyte **) &texDest,
+ &texDest,
width, height, 1,
GL_RGBA, GL_FLOAT, tempSrc, /* src */
&unpack);
}
+/**
+ * Do pipe->blit. Return FALSE if the blitting is unsupported
+ * for the given formats.
+ */
+static GLboolean
+st_pipe_blit(struct pipe_context *pipe, struct pipe_blit_info *blit)
+{
+ struct pipe_screen *screen = pipe->screen;
+ unsigned dst_usage;
+
+ if (util_format_is_depth_or_stencil(blit->dst.format)) {
+ dst_usage = PIPE_BIND_DEPTH_STENCIL;
+ }
+ else {
+ dst_usage = PIPE_BIND_RENDER_TARGET;
+ }
+
+ /* try resource_copy_region in case the format is not supported
+ * for rendering */
+ if (util_try_blit_via_copy_region(pipe, blit)) {
+ return GL_TRUE; /* done */
+ }
+
+ /* check the format support */
+ if (!screen->is_format_supported(screen, blit->src.format,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW) ||
+ !screen->is_format_supported(screen, blit->dst.format,
+ PIPE_TEXTURE_2D, 0,
+ dst_usage)) {
+ return GL_FALSE;
+ }
+
+ pipe->blit(pipe, blit);
+ return GL_TRUE;
+}
+
/**
* Do a CopyTex[Sub]Image1/2/3D() using a hardware (blit) path if possible.
struct pipe_context *pipe = st->pipe;
struct pipe_screen *screen = pipe->screen;
enum pipe_format dest_format, src_format;
- GLboolean matching_base_formats;
- GLuint color_writemask, zs_writemask, sample_count;
+ GLuint color_writemask;
struct pipe_surface *dest_surface = NULL;
GLboolean do_flip = (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP);
struct pipe_surface surf_tmpl;
- unsigned int dst_usage;
- GLint srcY0, srcY1;
+ unsigned dst_usage;
+ unsigned blit_mask;
+ GLint srcY0, srcY1, yStep;
/* make sure finalize_textures has been called?
*/
return;
}
- sample_count = strb->surface->texture->nr_samples;
- /* I believe this would be legal, presumably would need to do a resolve
- for color, and for depth/stencil spec says to just use one of the
- depth/stencil samples per pixel? Need some transfer clarifications. */
- assert(sample_count < 2);
-
assert(strb);
assert(strb->surface);
assert(stImage->pt);
src_format = strb->surface->format;
dest_format = stImage->pt->format;
- /*
- * Determine if the src framebuffer and dest texture have the same
- * base format. We need this to detect a case such as the framebuffer
- * being GL_RGBA but the texture being GL_RGB. If the actual hardware
- * texture format stores RGBA we need to set A=1 (overriding the
- * framebuffer's alpha values). We can't do that with the blit or
- * textured-quad paths.
- */
- matching_base_formats =
- (_mesa_get_format_base_format(strb->Base.Format) ==
- _mesa_get_format_base_format(texImage->TexFormat));
+ if (do_flip) {
+ srcY1 = strb->Base.Height - srcY - height;
+ srcY0 = srcY1 + height;
+ yStep = -1;
+ }
+ else {
+ srcY0 = srcY;
+ srcY1 = srcY0 + height;
+ yStep = 1;
+ }
if (ctx->_ImageTransferState) {
goto fallback;
}
- if (texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY) {
- /* 1D arrays might be thought of as 2D images but the actual layout
- * might not be that way. At some points, we convert OpenGL's 1D
- * array 'height' into gallium 'layers' and that prevents the blit
- * utility code from doing the right thing. Simpy use the memcpy-based
- * fallback.
- */
+ /* Compressed and subsampled textures aren't supported for blitting. */
+ if (!util_format_is_plain(dest_format)) {
goto fallback;
}
- if (matching_base_formats &&
- src_format == dest_format &&
- !do_flip) {
- /* use surface_copy() / blit */
- struct pipe_box src_box;
- unsigned dstLevel;
+ /* Set the blit writemask. */
+ switch (texBaseFormat) {
+ case GL_DEPTH_STENCIL:
+ switch (strb->Base._BaseFormat) {
+ case GL_DEPTH_STENCIL:
+ blit_mask = PIPE_MASK_ZS;
+ break;
+ case GL_DEPTH_COMPONENT:
+ blit_mask = PIPE_MASK_Z;
+ break;
+ case GL_STENCIL_INDEX:
+ blit_mask = PIPE_MASK_S;
+ break;
+ default:
+ assert(0);
+ return;
+ }
+ dst_usage = PIPE_BIND_DEPTH_STENCIL;
+ break;
+
+ case GL_DEPTH_COMPONENT:
+ blit_mask = PIPE_MASK_Z;
+ dst_usage = PIPE_BIND_DEPTH_STENCIL;
+ break;
- u_box_2d_zslice(srcX, srcY, strb->surface->u.tex.first_layer,
- width, height, &src_box);
+ default:
+ /* Colorbuffers.
+ *
+ * Determine if the src framebuffer and dest texture have the same
+ * base format. We need this to detect a case such as the framebuffer
+ * being GL_RGBA but the texture being GL_RGB. If the actual hardware
+ * texture format stores RGBA we need to set A=1 (overriding the
+ * framebuffer's alpha values).
+ *
+ * XXX util_blit_pixels doesn't support MSAA resolve, so always use
+ * pipe->blit
+ */
+ if (texBaseFormat == strb->Base._BaseFormat ||
+ strb->texture->nr_samples > 1) {
+ blit_mask = PIPE_MASK_RGBA;
+ }
+ else {
+ blit_mask = 0;
+ }
+ dst_usage = PIPE_BIND_RENDER_TARGET;
+ }
+ /* Blit the texture.
+ * This supports flipping, format conversions, and downsampling.
+ */
+ if (blit_mask) {
/* If stImage->pt is an independent image (not a pointer into a full
* mipmap) stImage->pt.last_level will be zero and we need to use that
* as the dest level.
*/
- dstLevel = MIN2(stImage->base.Level, stImage->pt->last_level);
-
- /* for resource_copy_region(), y=0=top, always */
- pipe->resource_copy_region(pipe,
- /* dest */
- stImage->pt,
- dstLevel,
- destX, destY, destZ + stImage->base.Face,
- /* src */
- strb->texture,
- strb->surface->u.tex.level,
- &src_box);
+ unsigned dstLevel = MIN2(stImage->base.Level, stImage->pt->last_level);
+ struct pipe_blit_info blit;
+
+ memset(&blit, 0, sizeof(blit));
+ blit.src.resource = strb->texture;
+ blit.src.format = src_format;
+ blit.src.level = strb->surface->u.tex.level;
+ blit.src.box.x = srcX;
+ blit.src.box.y = srcY0;
+ blit.src.box.z = strb->surface->u.tex.first_layer;
+ blit.src.box.width = width;
+ blit.src.box.height = srcY1 - srcY0;
+ blit.src.box.depth = 1;
+ blit.dst.resource = stImage->pt;
+ blit.dst.format = dest_format;
+ blit.dst.level = dstLevel;
+ blit.dst.box.x = destX;
+ blit.dst.box.y = destY;
+ blit.dst.box.z = stImage->base.Face + destZ;
+ blit.dst.box.width = width;
+ blit.dst.box.height = height;
+ blit.dst.box.depth = 1;
+ blit.mask = blit_mask;
+ blit.filter = PIPE_TEX_FILTER_NEAREST;
+
+ /* 1D array textures need special treatment.
+ * Blit rows from the source to layers in the destination. */
+ if (texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY) {
+ int y, layer;
+
+ for (y = srcY0, layer = 0; layer < height; y += yStep, layer++) {
+ blit.src.box.y = y;
+ blit.src.box.height = 1;
+ blit.dst.box.y = 0;
+ blit.dst.box.height = 1;
+ blit.dst.box.z = destY + layer;
+
+ if (!st_pipe_blit(pipe, &blit)) {
+ goto fallback;
+ }
+ }
+ }
+ else {
+ /* All the other texture targets. */
+ if (!st_pipe_blit(pipe, &blit)) {
+ goto fallback;
+ }
+ }
return;
}
- if (texBaseFormat == GL_DEPTH_STENCIL) {
+ /* try u_blit */
+ if (texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY) {
+ /* u_blit cannot copy 1D array textures as required by CopyTexSubImage */
goto fallback;
}
- if (texBaseFormat == GL_DEPTH_COMPONENT) {
- color_writemask = 0;
- zs_writemask = BLIT_WRITEMASK_Z;
- dst_usage = PIPE_BIND_DEPTH_STENCIL;
- }
- else {
- color_writemask = compatible_src_dst_formats(ctx, &strb->Base, texImage);
- zs_writemask = 0;
- dst_usage = PIPE_BIND_RENDER_TARGET;
- }
+ color_writemask = compatible_src_dst_formats(ctx, &strb->Base, texImage);
- if ((!color_writemask && !zs_writemask) ||
+ if (!color_writemask ||
!screen->is_format_supported(screen, src_format,
- PIPE_TEXTURE_2D, sample_count,
+ PIPE_TEXTURE_2D, 0,
PIPE_BIND_SAMPLER_VIEW) ||
!screen->is_format_supported(screen, dest_format,
PIPE_TEXTURE_2D, 0,
goto fallback;
}
- if (do_flip) {
- srcY1 = strb->Base.Height - srcY - height;
- srcY0 = srcY1 + height;
- }
- else {
- srcY0 = srcY;
- srcY1 = srcY0 + height;
- }
-
- /* Disable conditional rendering. */
- if (st->render_condition) {
- pipe->render_condition(pipe, NULL, 0);
- }
-
memset(&surf_tmpl, 0, sizeof(surf_tmpl));
surf_tmpl.format = util_format_linear(stImage->pt->format);
- surf_tmpl.usage = dst_usage;
surf_tmpl.u.tex.level = stImage->base.Level;
surf_tmpl.u.tex.first_layer = stImage->base.Face + destZ;
surf_tmpl.u.tex.last_layer = stImage->base.Face + destZ;
destX, destY,
destX + width, destY + height,
0.0, PIPE_TEX_MIPFILTER_NEAREST,
- color_writemask, zs_writemask);
+ color_writemask, 0);
pipe_surface_reference(&dest_surface, NULL);
-
- /* Restore conditional rendering state. */
- if (st->render_condition) {
- pipe->render_condition(pipe, st->render_condition,
- st->condition_mode);
- }
-
return;
fallback:
stObj->lastLevel = stObj->base._MaxLevel;
}
+ if (tObj->Target == GL_TEXTURE_BUFFER) {
+ struct st_buffer_object *st_obj = st_buffer_object(tObj->BufferObject);
+
+ if (st_obj->buffer != stObj->pt) {
+ pipe_resource_reference(&stObj->pt, st_obj->buffer);
+ pipe_sampler_view_release(st->pipe, &stObj->sampler_view);
+ stObj->width0 = stObj->pt->width0 / _mesa_get_format_bytes(tObj->_BufferObjectFormat);
+ stObj->height0 = 1;
+ stObj->depth0 = 1;
+ }
+ return GL_TRUE;
+
+ }
+
firstImage = st_texture_image(stObj->base.Image[0][stObj->base.BaseLevel]);
assert(firstImage);