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path: root/src/gallium/drivers/r300/r300_texture.c
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Diffstat (limited to 'src/gallium/drivers/r300/r300_texture.c')
-rw-r--r--src/gallium/drivers/r300/r300_texture.c618
1 files changed, 181 insertions, 437 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index ddb66000561..fcdca5605e9 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -26,6 +26,7 @@
#include "r300_context.h"
#include "r300_reg.h"
+#include "r300_texture_desc.h"
#include "r300_transfer.h"
#include "r300_screen.h"
#include "r300_winsys.h"
@@ -36,12 +37,6 @@
#include "util/u_memory.h"
#include "pipe/p_screen.h"
-#include "state_tracker/drm_api.h"
-
-enum r300_dim {
- DIM_WIDTH = 0,
- DIM_HEIGHT = 1
-};
unsigned r300_get_swizzle_combined(const unsigned char *swizzle_format,
const unsigned char *swizzle_view)
@@ -110,7 +105,8 @@ unsigned r300_get_swizzle_combined(const unsigned char *swizzle_format,
* The FORMAT specifies how the texture sampler will treat the texture, and
* makes available X, Y, Z, W, ZERO, and ONE for swizzling. */
uint32_t r300_translate_texformat(enum pipe_format format,
- const unsigned char *swizzle_view)
+ const unsigned char *swizzle_view,
+ boolean is_r500)
{
uint32_t result = 0;
const struct util_format_description *desc;
@@ -135,7 +131,10 @@ uint32_t r300_translate_texformat(enum pipe_format format,
return R300_TX_FORMAT_X16;
case PIPE_FORMAT_X8Z24_UNORM:
case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
- return R500_TX_FORMAT_Y8X24;
+ if (is_r500)
+ return R500_TX_FORMAT_Y8X24;
+ else
+ return R300_TX_FORMAT_Y16X16;
default:
return ~0; /* Unsupported. */
}
@@ -538,26 +537,27 @@ boolean r300_is_zs_format_supported(enum pipe_format format)
boolean r300_is_sampler_format_supported(enum pipe_format format)
{
- return r300_translate_texformat(format, 0) != ~0;
+ return r300_translate_texformat(format, 0, TRUE) != ~0;
}
static void r300_texture_setup_immutable_state(struct r300_screen* screen,
struct r300_texture* tex)
{
struct r300_texture_format_state* f = &tex->tx_format;
- struct pipe_resource *pt = &tex->b.b;
+ struct pipe_resource *pt = &tex->desc.b.b;
boolean is_r500 = screen->caps.is_r500;
/* Set sampler state. */
f->format0 = R300_TX_WIDTH((pt->width0 - 1) & 0x7ff) |
R300_TX_HEIGHT((pt->height0 - 1) & 0x7ff);
- if (tex->uses_pitch) {
+ if (tex->desc.uses_stride_addressing) {
/* rectangles love this */
f->format0 |= R300_TX_PITCH_EN;
- f->format2 = (tex->hwpitch[0] - 1) & 0x1fff;
+ f->format2 = (tex->desc.stride_in_pixels[0] - 1) & 0x1fff;
} else {
- /* power of two textures (3D, mipmaps, and no pitch) */
+ /* Power of two textures (3D, mipmaps, and no pitch),
+ * also NPOT textures with a width being POT. */
f->format0 |= R300_TX_DEPTH(util_logbase2(pt->depth0) & 0xf);
}
@@ -580,8 +580,8 @@ static void r300_texture_setup_immutable_state(struct r300_screen* screen,
}
}
- f->tile_config = R300_TXO_MACRO_TILE(tex->macrotile) |
- R300_TXO_MICRO_TILE(tex->microtile);
+ f->tile_config = R300_TXO_MACRO_TILE(tex->desc.macrotile[0]) |
+ R300_TXO_MICRO_TILE(tex->desc.microtile);
}
static void r300_texture_setup_fb_state(struct r300_screen* screen,
@@ -590,23 +590,23 @@ static void r300_texture_setup_fb_state(struct r300_screen* screen,
unsigned i;
/* Set framebuffer state. */
- if (util_format_is_depth_or_stencil(tex->b.b.format)) {
- for (i = 0; i <= tex->b.b.last_level; i++) {
+ if (util_format_is_depth_or_stencil(tex->desc.b.b.format)) {
+ for (i = 0; i <= tex->desc.b.b.last_level; i++) {
tex->fb_state.pitch[i] =
- tex->hwpitch[i] |
- R300_DEPTHMACROTILE(tex->mip_macrotile[i]) |
- R300_DEPTHMICROTILE(tex->microtile);
+ tex->desc.stride_in_pixels[i] |
+ R300_DEPTHMACROTILE(tex->desc.macrotile[i]) |
+ R300_DEPTHMICROTILE(tex->desc.microtile);
}
- tex->fb_state.format = r300_translate_zsformat(tex->b.b.format);
+ tex->fb_state.format = r300_translate_zsformat(tex->desc.b.b.format);
} else {
- for (i = 0; i <= tex->b.b.last_level; i++) {
+ for (i = 0; i <= tex->desc.b.b.last_level; i++) {
tex->fb_state.pitch[i] =
- tex->hwpitch[i] |
- r300_translate_colorformat(tex->b.b.format) |
- R300_COLOR_TILE(tex->mip_macrotile[i]) |
- R300_COLOR_MICROTILE(tex->microtile);
+ tex->desc.stride_in_pixels[i] |
+ r300_translate_colorformat(tex->desc.b.b.format) |
+ R300_COLOR_TILE(tex->desc.macrotile[i]) |
+ R300_COLOR_MICROTILE(tex->desc.microtile);
}
- tex->fb_state.format = r300_translate_out_fmt(tex->b.b.format);
+ tex->fb_state.format = r300_translate_out_fmt(tex->desc.b.b.format);
}
}
@@ -626,282 +626,6 @@ void r300_texture_reinterpret_format(struct pipe_screen *screen,
r300_texture_setup_fb_state(r300_screen(screen), r300_texture(tex));
}
-unsigned r300_texture_get_offset(struct r300_texture* tex, unsigned level,
- unsigned zslice, unsigned face)
-{
- unsigned offset = tex->offset[level];
-
- switch (tex->b.b.target) {
- case PIPE_TEXTURE_3D:
- assert(face == 0);
- return offset + zslice * tex->layer_size[level];
-
- case PIPE_TEXTURE_CUBE:
- assert(zslice == 0);
- return offset + face * tex->layer_size[level];
-
- default:
- assert(zslice == 0 && face == 0);
- return offset;
- }
-}
-
-/* Returns the number of pixels that the texture should be aligned to
- * in the given dimension. */
-static unsigned r300_get_pixel_alignment(struct r300_texture *tex,
- enum r300_buffer_tiling macrotile,
- enum r300_dim dim)
-{
- static const unsigned table[2][5][3][2] =
- {
- {
- /* Macro: linear linear linear
- Micro: linear tiled square-tiled */
- {{ 32, 1}, { 8, 4}, { 0, 0}}, /* 8 bits per pixel */
- {{ 16, 1}, { 8, 2}, { 4, 4}}, /* 16 bits per pixel */
- {{ 8, 1}, { 4, 2}, { 0, 0}}, /* 32 bits per pixel */
- {{ 4, 1}, { 0, 0}, { 2, 2}}, /* 64 bits per pixel */
- {{ 2, 1}, { 0, 0}, { 0, 0}} /* 128 bits per pixel */
- },
- {
- /* Macro: tiled tiled tiled
- Micro: linear tiled square-tiled */
- {{256, 8}, {64, 32}, { 0, 0}}, /* 8 bits per pixel */
- {{128, 8}, {64, 16}, {32, 32}}, /* 16 bits per pixel */
- {{ 64, 8}, {32, 16}, { 0, 0}}, /* 32 bits per pixel */
- {{ 32, 8}, { 0, 0}, {16, 16}}, /* 64 bits per pixel */
- {{ 16, 8}, { 0, 0}, { 0, 0}} /* 128 bits per pixel */
- }
- };
- static const unsigned aa_block[2] = {4, 8};
- unsigned res = 0;
- unsigned pixsize = util_format_get_blocksize(tex->b.b.format);
-
- assert(macrotile <= R300_BUFFER_TILED);
- assert(tex->microtile <= R300_BUFFER_SQUARETILED);
- assert(pixsize <= 16);
- assert(dim <= DIM_HEIGHT);
-
- if (tex->b.b.nr_samples > 1) {
- /* Multisampled textures have their own alignment scheme. */
- if (pixsize == 4)
- res = aa_block[dim];
- } else {
- /* Standard alignment. */
- res = table[macrotile][util_logbase2(pixsize)][tex->microtile][dim];
- }
-
- assert(res);
- return res;
-}
-
-/* Return true if macrotiling should be enabled on the miplevel. */
-static boolean r300_texture_macro_switch(struct r300_texture *tex,
- unsigned level,
- boolean rv350_mode,
- enum r300_dim dim)
-{
- unsigned tile, texdim;
-
- tile = r300_get_pixel_alignment(tex, R300_BUFFER_TILED, dim);
- if (dim == DIM_WIDTH) {
- texdim = u_minify(tex->b.b.width0, level);
- } else {
- texdim = u_minify(tex->b.b.height0, level);
- }
-
- /* See TX_FILTER1_n.MACRO_SWITCH. */
- if (rv350_mode) {
- return texdim >= tile;
- } else {
- return texdim > tile;
- }
-}
-
-/**
- * Return the stride, in bytes, of the texture images of the given texture
- * at the given level.
- */
-unsigned r300_texture_get_stride(struct r300_screen* screen,
- struct r300_texture* tex, unsigned level)
-{
- unsigned tile_width, width, stride;
-
- if (tex->stride_override)
- return tex->stride_override;
-
- /* Check the level. */
- if (level > tex->b.b.last_level) {
- SCREEN_DBG(screen, DBG_TEX, "%s: level (%u) > last_level (%u)\n",
- __FUNCTION__, level, tex->b.b.last_level);
- return 0;
- }
-
- width = u_minify(tex->b.b.width0, level);
-
- if (util_format_is_plain(tex->b.b.format)) {
- tile_width = r300_get_pixel_alignment(tex, tex->mip_macrotile[level],
- DIM_WIDTH);
- width = align(width, tile_width);
-
- stride = util_format_get_stride(tex->b.b.format, width);
-
- /* Some IGPs need a minimum stride of 64 bytes, hmm...
- * This doesn't seem to apply to tiled textures, according to r300c. */
- if (!tex->microtile && !tex->mip_macrotile[level] &&
- (screen->caps.family == CHIP_FAMILY_RS600 ||
- screen->caps.family == CHIP_FAMILY_RS690 ||
- screen->caps.family == CHIP_FAMILY_RS740)) {
- return stride < 64 ? 64 : stride;
- }
-
- /* The alignment to 32 bytes is sort of implied by the layout... */
- return stride;
- } else {
- return align(util_format_get_stride(tex->b.b.format, width), 32);
- }
-}
-
-static unsigned r300_texture_get_nblocksy(struct r300_texture* tex,
- unsigned level)
-{
- unsigned height, tile_height;
-
- height = u_minify(tex->b.b.height0, level);
-
- if (util_format_is_plain(tex->b.b.format)) {
- tile_height = r300_get_pixel_alignment(tex, tex->mip_macrotile[level],
- DIM_HEIGHT);
- height = align(height, tile_height);
-
- /* This is needed for the kernel checker, unfortunately. */
- height = util_next_power_of_two(height);
- }
-
- return util_format_get_nblocksy(tex->b.b.format, height);
-}
-
-static void r300_texture_3d_fix_mipmapping(struct r300_screen *screen,
- struct r300_texture *tex)
-{
- /* The kernels <= 2.6.34-rc4 compute the size of mipmapped 3D textures
- * incorrectly. This is a workaround to prevent CS from being rejected. */
-
- unsigned i, size;
-
- if (!screen->rws->get_value(screen->rws, R300_VID_DRM_2_3_0) &&
- tex->b.b.target == PIPE_TEXTURE_3D &&
- tex->b.b.last_level > 0) {
- size = 0;
-
- for (i = 0; i <= tex->b.b.last_level; i++) {
- size += r300_texture_get_stride(screen, tex, i) *
- r300_texture_get_nblocksy(tex, i);
- }
-
- size *= tex->b.b.depth0;
- tex->size = size;
- }
-}
-
-static void r300_setup_miptree(struct r300_screen* screen,
- struct r300_texture* tex)
-{
- struct pipe_resource* base = &tex->b.b;
- unsigned stride, size, layer_size, nblocksy, i;
- boolean rv350_mode = screen->caps.is_rv350;
-
- SCREEN_DBG(screen, DBG_TEXALLOC,
- "r300: Making miptree for texture, format %s\n",
- util_format_short_name(base->format));
-
- for (i = 0; i <= base->last_level; i++) {
- /* Let's see if this miplevel can be macrotiled. */
- tex->mip_macrotile[i] =
- (tex->macrotile == R300_BUFFER_TILED &&
- r300_texture_macro_switch(tex, i, rv350_mode, DIM_WIDTH) &&
- r300_texture_macro_switch(tex, i, rv350_mode, DIM_HEIGHT)) ?
- R300_BUFFER_TILED : R300_BUFFER_LINEAR;
-
- stride = r300_texture_get_stride(screen, tex, i);
- nblocksy = r300_texture_get_nblocksy(tex, i);
- layer_size = stride * nblocksy;
-
- if (base->nr_samples) {
- layer_size *= base->nr_samples;
- }
-
- if (base->target == PIPE_TEXTURE_CUBE)
- size = layer_size * 6;
- else
- size = layer_size * u_minify(base->depth0, i);
-
- tex->offset[i] = tex->size;
- tex->size = tex->offset[i] + size;
- tex->layer_size[i] = layer_size;
- tex->pitch[i] = stride / util_format_get_blocksize(base->format);
- tex->hwpitch[i] =
- tex->pitch[i] * util_format_get_blockwidth(base->format);
-
- SCREEN_DBG(screen, DBG_TEXALLOC, "r300: Texture miptree: Level %d "
- "(%dx%dx%d px, pitch %d bytes) %d bytes total, macrotiled %s\n",
- i, u_minify(base->width0, i), u_minify(base->height0, i),
- u_minify(base->depth0, i), stride, tex->size,
- tex->mip_macrotile[i] ? "TRUE" : "FALSE");
- }
-}
-
-static void r300_setup_flags(struct r300_texture* tex)
-{
- tex->uses_pitch = !util_is_power_of_two(tex->b.b.width0) ||
- !util_is_power_of_two(tex->b.b.height0) ||
- tex->stride_override;
-}
-
-static void r300_setup_tiling(struct pipe_screen *screen,
- struct r300_texture *tex)
-{
- struct r300_winsys_screen *rws = (struct r300_winsys_screen *)screen->winsys;
- enum pipe_format format = tex->b.b.format;
- boolean rv350_mode = r300_screen(screen)->caps.is_rv350;
- boolean is_zb = util_format_is_depth_or_stencil(format);
- boolean dbg_no_tiling = SCREEN_DBG_ON(r300_screen(screen), DBG_NO_TILING);
-
- if (!util_format_is_plain(format)) {
- return;
- }
-
- /* If height == 1, disable microtiling except for zbuffer. */
- if (!is_zb && (tex->b.b.height0 == 1 || dbg_no_tiling)) {
- return;
- }
-
- /* Set microtiling. */
- switch (util_format_get_blocksize(format)) {
- case 1:
- case 4:
- tex->microtile = R300_BUFFER_TILED;
- break;
-
- case 2:
- case 8:
- if (rws->get_value(rws, R300_VID_SQUARE_TILING_SUPPORT)) {
- tex->microtile = R300_BUFFER_SQUARETILED;
- }
- break;
- }
-
- if (dbg_no_tiling) {
- return;
- }
-
- /* Set macrotiling. */
- if (r300_texture_macro_switch(tex, 0, rv350_mode, DIM_WIDTH) &&
- r300_texture_macro_switch(tex, 0, rv350_mode, DIM_HEIGHT)) {
- tex->macrotile = R300_BUFFER_TILED;
- }
-}
-
static unsigned r300_texture_is_referenced(struct pipe_context *context,
struct pipe_resource *texture,
unsigned face, unsigned level)
@@ -909,7 +633,8 @@ static unsigned r300_texture_is_referenced(struct pipe_context *context,
struct r300_context *r300 = r300_context(context);
struct r300_texture *rtex = (struct r300_texture *)texture;
- if (r300->rws->is_buffer_referenced(r300->rws, rtex->buffer, R300_REF_CS))
+ if (r300->rws->cs_is_buffer_referenced(r300->cs,
+ rtex->buffer, R300_REF_CS))
return PIPE_REFERENCED_FOR_READ | PIPE_REFERENCED_FOR_WRITE;
return PIPE_UNREFERENCED;
@@ -936,12 +661,11 @@ static boolean r300_texture_get_handle(struct pipe_screen* screen,
return FALSE;
}
- whandle->stride = r300_texture_get_stride(r300_screen(screen), tex, 0);
-
- return rws->buffer_get_handle(rws, tex->buffer, whandle);
+ return rws->buffer_get_handle(rws, tex->buffer,
+ tex->desc.stride_in_bytes[0], whandle);
}
-struct u_resource_vtbl r300_texture_vtbl =
+struct u_resource_vtbl r300_texture_vtbl =
{
r300_texture_get_handle, /* get_handle */
r300_texture_destroy, /* resource_destroy */
@@ -954,17 +678,69 @@ struct u_resource_vtbl r300_texture_vtbl =
u_default_transfer_inline_write /* transfer_inline_write */
};
-/* Create a new texture. */
-struct pipe_resource* r300_texture_create(struct pipe_screen* screen,
- const struct pipe_resource* base)
+/* The common texture constructor. */
+static struct r300_texture*
+r300_texture_create_object(struct r300_screen *rscreen,
+ const struct pipe_resource *base,
+ enum r300_buffer_tiling microtile,
+ enum r300_buffer_tiling macrotile,
+ unsigned stride_in_bytes_override,
+ unsigned max_buffer_size,
+ struct r300_winsys_buffer *buffer)
{
- struct r300_texture* tex = CALLOC_STRUCT(r300_texture);
- struct r300_screen* rscreen = r300_screen(screen);
- struct r300_winsys_screen *rws = (struct r300_winsys_screen *)screen->winsys;
-
+ struct r300_winsys_screen *rws = rscreen->rws;
+ struct r300_texture *tex = CALLOC_STRUCT(r300_texture);
if (!tex) {
+ if (buffer)
+ rws->buffer_reference(rws, &buffer, NULL);
+ return NULL;
+ }
+
+ /* Initialize the descriptor. */
+ if (!r300_texture_desc_init(rscreen, &tex->desc, base,
+ microtile, macrotile,
+ stride_in_bytes_override,
+ max_buffer_size)) {
+ if (buffer)
+ rws->buffer_reference(rws, &buffer, NULL);
+ FREE(tex);
return NULL;
}
+ /* Initialize the hardware state. */
+ r300_texture_setup_immutable_state(rscreen, tex);
+ r300_texture_setup_fb_state(rscreen, tex);
+
+ tex->desc.b.vtbl = &r300_texture_vtbl;
+ pipe_reference_init(&tex->desc.b.b.reference, 1);
+ tex->domain = base->flags & R300_RESOURCE_FLAG_TRANSFER ?
+ R300_DOMAIN_GTT :
+ R300_DOMAIN_VRAM | R300_DOMAIN_GTT;
+ tex->buffer = buffer;
+
+ /* Create the backing buffer if needed. */
+ if (!tex->buffer) {
+ tex->buffer = rws->buffer_create(rws, tex->desc.size_in_bytes, 2048,
+ base->bind, base->usage, tex->domain);
+
+ if (!tex->buffer) {
+ FREE(tex);
+ return NULL;
+ }
+ }
+
+ rws->buffer_set_tiling(rws, tex->buffer,
+ tex->desc.microtile, tex->desc.macrotile[0],
+ tex->desc.stride_in_bytes[0]);
+
+ return tex;
+}
+
+/* Create a new texture. */
+struct pipe_resource *r300_texture_create(struct pipe_screen *screen,
+ const struct pipe_resource *base)
+{
+ struct r300_screen *rscreen = r300_screen(screen);
+ enum r300_buffer_tiling microtile, macrotile;
/* Refuse to create a texture with size 0. */
if (!base->width0 ||
@@ -974,58 +750,70 @@ struct pipe_resource* r300_texture_create(struct pipe_screen* screen,
fprintf(stderr, "r300: texture_create: "
"Got invalid texture dimensions: %ix%ix%i\n",
base->width0, base->height0, base->depth0);
- FREE(tex);
return NULL;
}
- tex->b.b = *base;
- tex->b.vtbl = &r300_texture_vtbl;
- pipe_reference_init(&tex->b.b.reference, 1);
- tex->b.b.screen = screen;
+ if ((base->flags & R300_RESOURCE_FLAG_TRANSFER) ||
+ (base->bind & PIPE_BIND_SCANOUT)) {
+ microtile = R300_BUFFER_LINEAR;
+ macrotile = R300_BUFFER_LINEAR;
+ } else {
+ microtile = R300_BUFFER_SELECT_LAYOUT;
+ macrotile = R300_BUFFER_SELECT_LAYOUT;
+ }
+
+ return (struct pipe_resource*)
+ r300_texture_create_object(rscreen, base, microtile, macrotile,
+ 0, 0, NULL);
+}
+
+struct pipe_resource *r300_texture_from_handle(struct pipe_screen *screen,
+ const struct pipe_resource *base,
+ struct winsys_handle *whandle)
+{
+ struct r300_winsys_screen *rws = (struct r300_winsys_screen*)screen->winsys;
+ struct r300_screen *rscreen = r300_screen(screen);
+ struct r300_winsys_buffer *buffer;
+ enum r300_buffer_tiling microtile, macrotile;
+ unsigned stride, size;
- r300_setup_flags(tex);
- if (!(base->flags & R300_RESOURCE_FLAG_TRANSFER) &&
- !(base->bind & PIPE_BIND_SCANOUT)) {
- r300_setup_tiling(screen, tex);
+ /* Support only 2D textures without mipmaps */
+ if (base->target != PIPE_TEXTURE_2D ||
+ base->depth0 != 1 ||
+ base->last_level != 0) {
+ return NULL;
}
- r300_setup_miptree(rscreen, tex);
- r300_texture_3d_fix_mipmapping(rscreen, tex);
- r300_texture_setup_immutable_state(rscreen, tex);
- r300_texture_setup_fb_state(rscreen, tex);
- SCREEN_DBG(rscreen, DBG_TEX,
- "r300: texture_create: Macro: %s, Micro: %s, Pitch: %i, "
- "Dim: %ix%ix%i, LastLevel: %i, Size: %i, Format: %s\n",
- tex->macrotile ? "YES" : " NO",
- tex->microtile ? "YES" : " NO",
- tex->hwpitch[0],
- base->width0, base->height0, base->depth0, base->last_level,
- tex->size,
- util_format_short_name(base->format));
+ buffer = rws->buffer_from_handle(rws, whandle, &stride, &size);
+ if (!buffer)
+ return NULL;
- tex->domain = base->flags & R300_RESOURCE_FLAG_TRANSFER ? R300_DOMAIN_GTT :
- R300_DOMAIN_VRAM;
+ rws->buffer_get_tiling(rws, buffer, &microtile, &macrotile);
- tex->buffer = rws->buffer_create(rws, 2048, base->bind, tex->domain,
- tex->size);
+ /* Enforce a microtiled zbuffer. */
+ if (util_format_is_depth_or_stencil(base->format) &&
+ microtile == R300_BUFFER_LINEAR) {
+ switch (util_format_get_blocksize(base->format)) {
+ case 4:
+ microtile = R300_BUFFER_TILED;
+ break;
- if (!tex->buffer) {
- FREE(tex);
- return NULL;
+ case 2:
+ if (rws->get_value(rws, R300_VID_SQUARE_TILING_SUPPORT))
+ microtile = R300_BUFFER_SQUARETILED;
+ break;
+ }
}
- rws->buffer_set_tiling(rws, tex->buffer,
- tex->pitch[0] * util_format_get_blocksize(tex->b.b.format),
- tex->microtile,
- tex->macrotile);
-
- return (struct pipe_resource*)tex;
+ return (struct pipe_resource*)
+ r300_texture_create_object(rscreen, base, microtile, macrotile,
+ stride, size, buffer);
}
/* Not required to implement u_resource_vtbl, consider moving to another file:
*/
struct pipe_surface* r300_get_tex_surface(struct pipe_screen* screen,
- struct pipe_resource* texture,
+ struct pipe_resource* texture,
unsigned face,
unsigned level,
unsigned zslice,
@@ -1035,6 +823,8 @@ struct pipe_surface* r300_get_tex_surface(struct pipe_screen* screen,
struct r300_surface* surface = CALLOC_STRUCT(r300_surface);
if (surface) {
+ uint32_t offset, tile_height;
+
pipe_reference_init(&surface->base.reference, 1);
pipe_resource_reference(&surface->base.texture, texture);
surface->base.format = texture->format;
@@ -1046,10 +836,49 @@ struct pipe_surface* r300_get_tex_surface(struct pipe_screen* screen,
surface->base.level = level;
surface->buffer = tex->buffer;
+
+ /* Prefer VRAM if there are multiple domains to choose from. */
surface->domain = tex->domain;
- surface->offset = r300_texture_get_offset(tex, level, zslice, face);
+ if (surface->domain & R300_DOMAIN_VRAM)
+ surface->domain &= ~R300_DOMAIN_GTT;
+
+ surface->offset = r300_texture_get_offset(&tex->desc,
+ level, zslice, face);
surface->pitch = tex->fb_state.pitch[level];
surface->format = tex->fb_state.format;
+
+ /* Parameters for the CBZB clear. */
+ surface->cbzb_allowed = tex->desc.cbzb_allowed[level];
+ surface->cbzb_width = align(surface->base.width, 64);
+
+ /* Height must be aligned to the size of a tile. */
+ tile_height = r300_get_pixel_alignment(tex->desc.b.b.format,
+ tex->desc.b.b.nr_samples,
+ tex->desc.microtile,
+ tex->desc.macrotile[level],
+ DIM_HEIGHT);
+
+ surface->cbzb_height = align((surface->base.height + 1) / 2,
+ tile_height);
+
+ /* Offset must be aligned to 2K and must point at the beginning
+ * of a scanline. */
+ offset = surface->offset +
+ tex->desc.stride_in_bytes[level] * surface->cbzb_height;
+ surface->cbzb_midpoint_offset = offset & ~2047;
+
+ surface->cbzb_pitch = surface->pitch & 0x1ffffc;
+
+ if (util_format_get_blocksizebits(surface->base.format) == 32)
+ surface->cbzb_format = R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL;
+ else
+ surface->cbzb_format = R300_DEPTHFORMAT_16BIT_INT_Z;
+
+ SCREEN_DBG(r300_screen(screen), DBG_CBZB,
+ "CBZB Dim: %ix%i, Misalignment: %i, Macro: %s\n",
+ surface->cbzb_width, surface->cbzb_height,
+ offset & 2047,
+ tex->desc.macrotile[level] ? "YES" : " NO");
}
return &surface->base;
@@ -1062,88 +891,3 @@ void r300_tex_surface_destroy(struct pipe_surface* s)
pipe_resource_reference(&s->texture, NULL);
FREE(s);
}
-
-struct pipe_resource*
-r300_texture_from_handle(struct pipe_screen* screen,
- const struct pipe_resource* base,
- struct winsys_handle *whandle)
-{
- struct r300_winsys_screen *rws = (struct r300_winsys_screen*)screen->winsys;
- struct r300_screen* rscreen = r300_screen(screen);
- struct r300_winsys_buffer *buffer;
- struct r300_texture* tex;
- boolean override_zb_flags;
-
- /* Support only 2D textures without mipmaps */
- if (base->target != PIPE_TEXTURE_2D ||
- base->depth0 != 1 ||
- base->last_level != 0) {
- return NULL;
- }
-
- buffer = rws->buffer_from_handle(rws, whandle->handle);
- if (!buffer) {
- return NULL;
- }
-
- tex = CALLOC_STRUCT(r300_texture);
- if (!tex) {
- return NULL;
- }
-
- tex->b.b = *base;
- tex->b.vtbl = &r300_texture_vtbl;
- pipe_reference_init(&tex->b.b.reference, 1);
- tex->b.b.screen = screen;
- tex->domain = R300_DOMAIN_VRAM;
-
- tex->stride_override = whandle->stride;
-
- /* one ref already taken */
- tex->buffer = buffer;
-
- rws->buffer_get_tiling(rws, buffer, &tex->microtile, &tex->macrotile);
- r300_setup_flags(tex);
- SCREEN_DBG(rscreen, DBG_TEX,
- "r300: texture_from_handle: Macro: %s, Micro: %s, "
- "Pitch: % 4i, Dim: %ix%i, Format: %s\n",
- tex->macrotile ? "YES" : " NO",
- tex->microtile ? "YES" : " NO",
- whandle->stride / util_format_get_blocksize(base->format),
- base->width0, base->height0,
- util_format_short_name(base->format));
-
- /* Enforce microtiled zbuffer. */
- override_zb_flags = util_format_is_depth_or_stencil(base->format) &&
- tex->microtile == R300_BUFFER_LINEAR;
-
- if (override_zb_flags) {
- switch (util_format_get_blocksize(base->format)) {
- case 4:
- tex->microtile = R300_BUFFER_TILED;
- break;
-
- case 2:
- if (rws->get_value(rws, R300_VID_SQUARE_TILING_SUPPORT)) {
- tex->microtile = R300_BUFFER_SQUARETILED;
- break;
- }
- /* Pass through. */
-
- default:
- override_zb_flags = FALSE;
- }
- }
-
- r300_setup_miptree(rscreen, tex);
- r300_texture_setup_immutable_state(rscreen, tex);
- r300_texture_setup_fb_state(rscreen, tex);
-
- if (override_zb_flags) {
- rws->buffer_set_tiling(rws, tex->buffer,
- tex->pitch[0] * util_format_get_blocksize(tex->b.b.format),
- tex->microtile,
- tex->macrotile);
- }
- return (struct pipe_resource*)tex;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 20:44:58 +0000