surf->format = texture->format;
}
-/**
- * Helper to quickly create an RGBA rendering surface of a certain size.
- * \param textureOut returns the new texture
- * \param surfaceOut returns the new surface
- * \return TRUE for success, FALSE if failure
- */
-boolean
-util_create_rgba_texture(struct pipe_context *pipe,
- uint width, uint height, uint bind,
- struct pipe_resource **textureOut)
-{
- static const enum pipe_format rgbaFormats[] = {
- PIPE_FORMAT_B8G8R8A8_UNORM,
- PIPE_FORMAT_A8R8G8B8_UNORM,
- PIPE_FORMAT_A8B8G8R8_UNORM,
- PIPE_FORMAT_NONE
- };
- const uint target = PIPE_TEXTURE_2D;
- enum pipe_format format = PIPE_FORMAT_NONE;
- struct pipe_resource templ;
- struct pipe_surface surf_templ;
- struct pipe_screen *screen = pipe->screen;
- uint i;
-
- /* Choose surface format */
- for (i = 0; rgbaFormats[i]; i++) {
- if (screen->is_format_supported(screen, rgbaFormats[i],
- target, 0, bind)) {
- format = rgbaFormats[i];
- break;
- }
- }
- if (format == PIPE_FORMAT_NONE)
- return FALSE; /* unable to get an rgba format!?! */
-
- /* create texture */
- memset(&templ, 0, sizeof(templ));
- templ.target = target;
- templ.format = format;
- templ.last_level = 0;
- templ.width0 = width;
- templ.height0 = height;
- templ.depth0 = 1;
- templ.array_size = 1;
- templ.bind = bind;
-
- *textureOut = screen->resource_create(screen, &templ);
- if (!*textureOut)
- return FALSE;
-
- /* create surface */
- u_surface_default_template(&surf_templ, *textureOut);
- return TRUE;
-}
-
/**
* Copy 2D rect from one place to another.
for (i = 0; i < height; i++) {
uint32_t *row = (uint32_t *)dst;
for (j = 0; j < width; j++)
- *row++ = uc->ui;
+ *row++ = uc->ui[0];
dst += dst_stride;
}
break;
}
+void
+util_fill_box(ubyte * dst,
+ enum pipe_format format,
+ unsigned stride,
+ unsigned layer_stride,
+ unsigned x,
+ unsigned y,
+ unsigned z,
+ unsigned width,
+ unsigned height,
+ unsigned depth,
+ union util_color *uc)
+{
+ unsigned layer;
+ dst += z * layer_stride;
+ for (layer = z; layer < depth; layer++) {
+ util_fill_rect(dst, format,
+ stride,
+ x, y, width, height, uc);
+ dst += layer_stride;
+ }
+}
+
+
/**
* Fallback function for pipe->resource_copy_region().
* Note: (X,Y)=(0,0) is always the upper-left corner.
* cpp > 4 looks like a gross hack at best...
* Plus can't use these transfer fallbacks when clearing
* multisampled surfaces for instance.
+ * Clears all bound layers.
*/
void
util_clear_render_target(struct pipe_context *pipe,
unsigned width, unsigned height)
{
struct pipe_transfer *dst_trans;
- void *dst_map;
+ ubyte *dst_map;
union util_color uc;
+ unsigned max_layer;
assert(dst->texture);
if (!dst->texture)
return;
- /* XXX: should handle multiple layers */
- dst_map = pipe_transfer_map(pipe,
- dst->texture,
- dst->u.tex.level,
- dst->u.tex.first_layer,
- PIPE_TRANSFER_WRITE,
- dstx, dsty, width, height, &dst_trans);
+
+ if (dst->texture->target == PIPE_BUFFER) {
+ /*
+ * The fill naturally works on the surface format, however
+ * the transfer uses resource format which is just bytes for buffers.
+ */
+ unsigned dx, w;
+ unsigned pixstride = util_format_get_blocksize(dst->format);
+ dx = (dst->u.buf.first_element + dstx) * pixstride;
+ w = width * pixstride;
+ max_layer = 0;
+ dst_map = pipe_transfer_map(pipe,
+ dst->texture,
+ 0, 0,
+ PIPE_TRANSFER_WRITE,
+ dx, 0, w, 1,
+ &dst_trans);
+ }
+ else {
+ max_layer = dst->u.tex.last_layer - dst->u.tex.first_layer;
+ dst_map = pipe_transfer_map_3d(pipe,
+ dst->texture,
+ dst->u.tex.level,
+ PIPE_TRANSFER_WRITE,
+ dstx, dsty, dst->u.tex.first_layer,
+ width, height, max_layer + 1, &dst_trans);
+ }
assert(dst_map);
if (dst_map) {
+ enum pipe_format format = dst->format;
assert(dst_trans->stride > 0);
- util_pack_color(color->f, dst->texture->format, &uc);
- util_fill_rect(dst_map, dst->texture->format,
- dst_trans->stride,
- 0, 0, width, height, &uc);
+ if (util_format_is_pure_integer(format)) {
+ /*
+ * We expect int/uint clear values here, though some APIs
+ * might disagree (but in any case util_pack_color()
+ * couldn't handle it)...
+ */
+ if (util_format_is_pure_sint(format)) {
+ util_format_write_4i(format, color->i, 0, &uc, 0, 0, 0, 1, 1);
+ }
+ else {
+ assert(util_format_is_pure_uint(format));
+ util_format_write_4ui(format, color->ui, 0, &uc, 0, 0, 0, 1, 1);
+ }
+ }
+ else {
+ util_pack_color(color->f, format, &uc);
+ }
+
+ util_fill_box(dst_map, dst->format,
+ dst_trans->stride, dst_trans->layer_stride,
+ 0, 0, 0, width, height, max_layer + 1, &uc);
pipe->transfer_unmap(pipe, dst_trans);
}
* sw fallback doesn't look terribly useful here.
* Plus can't use these transfer fallbacks when clearing
* multisampled surfaces for instance.
+ * Clears all bound layers.
*/
void
util_clear_depth_stencil(struct pipe_context *pipe,
struct pipe_transfer *dst_trans;
ubyte *dst_map;
boolean need_rmw = FALSE;
+ unsigned max_layer, layer;
if ((clear_flags & PIPE_CLEAR_DEPTHSTENCIL) &&
((clear_flags & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL) &&
assert(dst->texture);
if (!dst->texture)
return;
- dst_map = pipe_transfer_map(pipe,
- dst->texture,
- dst->u.tex.level,
- dst->u.tex.first_layer,
- (need_rmw ? PIPE_TRANSFER_READ_WRITE :
- PIPE_TRANSFER_WRITE),
- dstx, dsty, width, height, &dst_trans);
+
+ max_layer = dst->u.tex.last_layer - dst->u.tex.first_layer;
+ dst_map = pipe_transfer_map_3d(pipe,
+ dst->texture,
+ dst->u.tex.level,
+ (need_rmw ? PIPE_TRANSFER_READ_WRITE :
+ PIPE_TRANSFER_WRITE),
+ dstx, dsty, dst->u.tex.first_layer,
+ width, height, max_layer + 1, &dst_trans);
assert(dst_map);
if (dst_map) {
unsigned dst_stride = dst_trans->stride;
- uint64_t zstencil = util_pack64_z_stencil(format,
- depth, stencil);
+ uint64_t zstencil = util_pack64_z_stencil(format, depth, stencil);
+ ubyte *dst_layer = dst_map;
unsigned i, j;
assert(dst_trans->stride > 0);
- switch (util_format_get_blocksize(format)) {
- case 1:
- assert(format == PIPE_FORMAT_S8_UINT);
- if(dst_stride == width)
- memset(dst_map, (uint8_t) zstencil, height * width);
- else {
- for (i = 0; i < height; i++) {
- memset(dst_map, (uint8_t) zstencil, width);
- dst_map += dst_stride;
- }
- }
- break;
- case 2:
- assert(format == PIPE_FORMAT_Z16_UNORM);
- for (i = 0; i < height; i++) {
- uint16_t *row = (uint16_t *)dst_map;
- for (j = 0; j < width; j++)
- *row++ = (uint16_t) zstencil;
- dst_map += dst_stride;
+ for (layer = 0; layer <= max_layer; layer++) {
+ dst_map = dst_layer;
+
+ switch (util_format_get_blocksize(format)) {
+ case 1:
+ assert(format == PIPE_FORMAT_S8_UINT);
+ if(dst_stride == width)
+ memset(dst_map, (uint8_t) zstencil, height * width);
+ else {
+ for (i = 0; i < height; i++) {
+ memset(dst_map, (uint8_t) zstencil, width);
+ dst_map += dst_stride;
+ }
}
- break;
- case 4:
- if (!need_rmw) {
+ break;
+ case 2:
+ assert(format == PIPE_FORMAT_Z16_UNORM);
for (i = 0; i < height; i++) {
- uint32_t *row = (uint32_t *)dst_map;
+ uint16_t *row = (uint16_t *)dst_map;
for (j = 0; j < width; j++)
- *row++ = (uint32_t) zstencil;
+ *row++ = (uint16_t) zstencil;
dst_map += dst_stride;
+ }
+ break;
+ case 4:
+ if (!need_rmw) {
+ for (i = 0; i < height; i++) {
+ uint32_t *row = (uint32_t *)dst_map;
+ for (j = 0; j < width; j++)
+ *row++ = (uint32_t) zstencil;
+ dst_map += dst_stride;
+ }
}
- }
- else {
- uint32_t dst_mask;
- if (format == PIPE_FORMAT_Z24_UNORM_S8_UINT)
- dst_mask = 0xffffff00;
else {
- assert(format == PIPE_FORMAT_S8_UINT_Z24_UNORM);
- dst_mask = 0xffffff;
- }
- if (clear_flags & PIPE_CLEAR_DEPTH)
- dst_mask = ~dst_mask;
- for (i = 0; i < height; i++) {
- uint32_t *row = (uint32_t *)dst_map;
- for (j = 0; j < width; j++) {
- uint32_t tmp = *row & dst_mask;
- *row++ = tmp | ((uint32_t) zstencil & ~dst_mask);
+ uint32_t dst_mask;
+ if (format == PIPE_FORMAT_Z24_UNORM_S8_UINT)
+ dst_mask = 0x00ffffff;
+ else {
+ assert(format == PIPE_FORMAT_S8_UINT_Z24_UNORM);
+ dst_mask = 0xffffff00;
+ }
+ if (clear_flags & PIPE_CLEAR_DEPTH)
+ dst_mask = ~dst_mask;
+ for (i = 0; i < height; i++) {
+ uint32_t *row = (uint32_t *)dst_map;
+ for (j = 0; j < width; j++) {
+ uint32_t tmp = *row & dst_mask;
+ *row++ = tmp | ((uint32_t) zstencil & ~dst_mask);
+ }
+ dst_map += dst_stride;
}
- dst_map += dst_stride;
}
- }
- break;
- case 8:
- if (!need_rmw) {
- for (i = 0; i < height; i++) {
- uint64_t *row = (uint64_t *)dst_map;
- for (j = 0; j < width; j++)
- *row++ = zstencil;
- dst_map += dst_stride;
+ break;
+ case 8:
+ if (!need_rmw) {
+ for (i = 0; i < height; i++) {
+ uint64_t *row = (uint64_t *)dst_map;
+ for (j = 0; j < width; j++)
+ *row++ = zstencil;
+ dst_map += dst_stride;
+ }
}
- }
- else {
- uint64_t src_mask;
-
- if (clear_flags & PIPE_CLEAR_DEPTH)
- src_mask = 0x00000000ffffffffull;
- else
- src_mask = 0x000000ff00000000ull;
-
- for (i = 0; i < height; i++) {
- uint64_t *row = (uint64_t *)dst_map;
- for (j = 0; j < width; j++) {
- uint64_t tmp = *row & ~src_mask;
- *row++ = tmp | (zstencil & src_mask);
+ else {
+ uint64_t src_mask;
+
+ if (clear_flags & PIPE_CLEAR_DEPTH)
+ src_mask = 0x00000000ffffffffull;
+ else
+ src_mask = 0x000000ff00000000ull;
+
+ for (i = 0; i < height; i++) {
+ uint64_t *row = (uint64_t *)dst_map;
+ for (j = 0; j < width; j++) {
+ uint64_t tmp = *row & ~src_mask;
+ *row++ = tmp | (zstencil & src_mask);
+ }
+ dst_map += dst_stride;
}
- dst_map += dst_stride;
}
+ break;
+ default:
+ assert(0);
+ break;
}
- break;
- default:
- assert(0);
- break;
+ dst_layer += dst_trans->layer_stride;
}
pipe->transfer_unmap(pipe, dst_trans);
}
-/* Return whether this is an RGBA, Z, S, or combined ZS format.
- */
-static unsigned
-get_format_mask(enum pipe_format format)
-{
- const struct util_format_description *desc = util_format_description(format);
-
- assert(desc);
-
- if (util_format_has_depth(desc)) {
- if (util_format_has_stencil(desc)) {
- return PIPE_MASK_ZS;
- } else {
- return PIPE_MASK_Z;
- }
- } else {
- if (util_format_has_stencil(desc)) {
- return PIPE_MASK_S;
- } else {
- return PIPE_MASK_RGBA;
- }
- }
-}
-
/* Return if the box is totally inside the resource.
*/
static boolean
depth = res->array_size;
assert(res->array_size % 6 == 0);
break;
- case PIPE_MAX_TEXTURE_TYPES:;
+ case PIPE_MAX_TEXTURE_TYPES:
+ break;
}
return box->x >= 0 &&
util_try_blit_via_copy_region(struct pipe_context *ctx,
const struct pipe_blit_info *blit)
{
- unsigned mask = get_format_mask(blit->dst.format);
+ unsigned mask = util_format_get_mask(blit->dst.format);
/* No format conversions. */
if (blit->src.resource->format != blit->src.format ||
return FALSE;
}
+ if (blit->alpha_blend)
+ return FALSE;
+
ctx->resource_copy_region(ctx, blit->dst.resource, blit->dst.level,
blit->dst.box.x, blit->dst.box.y, blit->dst.box.z,
blit->src.resource, blit->src.level,
projects / mesa.git / blobdiff