*/
+#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
#include "pipe/p_state.h"
-#include "pipe/p_defines.h"
-#include "util/u_inlines.h"
-#include "util/u_memory.h"
+#include "util/u_format.h"
+#include "util/u_inlines.h"
+#include "util/u_rect.h"
#include "util/u_surface.h"
+#include "util/u_pack_color.h"
+void
+u_surface_default_template(struct pipe_surface *view,
+ const struct pipe_resource *texture,
+ unsigned bind)
+{
+ view->format = texture->format;
+ view->u.tex.level = 0;
+ view->u.tex.first_layer = 0;
+ view->u.tex.last_layer = 0;
+ /* XXX should filter out all non-rt/ds bind flags ? */
+ view->usage = bind;
+}
/**
* Helper to quickly create an RGBA rendering surface of a certain size.
* \return TRUE for success, FALSE if failure
*/
boolean
-util_create_rgba_surface(struct pipe_screen *screen,
+util_create_rgba_surface(struct pipe_context *pipe,
uint width, uint height,
- uint bind,
+ uint bind,
struct pipe_resource **textureOut,
struct pipe_surface **surfaceOut)
{
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, bind, 0)) {
+ target, 0, bind)) {
format = rgbaFormats[i];
break;
}
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 */
+ memset(&surf_templ, 0, sizeof(surf_templ));
+ u_surface_default_template(&surf_templ, *textureOut, bind);
/* create surface / view into texture */
- *surfaceOut = screen->get_tex_surface(screen,
- *textureOut,
- 0, 0, 0,
- bind);
+ *surfaceOut = pipe->create_surface(pipe,
+ *textureOut,
+ &surf_templ);
if (!*surfaceOut) {
pipe_resource_reference(textureOut, NULL);
return FALSE;
/**
- * Compare pipe_framebuffer_state objects.
- * \return TRUE if same, FALSE if different
+ * Fallback function for pipe->resource_copy_region().
+ * Note: (X,Y)=(0,0) is always the upper-left corner.
*/
-boolean
-util_framebuffer_state_equal(const struct pipe_framebuffer_state *dst,
- const struct pipe_framebuffer_state *src)
+void
+util_resource_copy_region(struct pipe_context *pipe,
+ struct pipe_resource *dst,
+ unsigned dst_level,
+ unsigned dst_x, unsigned dst_y, unsigned dst_z,
+ struct pipe_resource *src,
+ unsigned src_level,
+ const struct pipe_box *src_box)
{
- unsigned i;
-
- if (dst->width != src->width ||
- dst->height != src->height)
- return FALSE;
-
- for (i = 0; i < Elements(src->cbufs); i++) {
- if (dst->cbufs[i] != src->cbufs[i]) {
- return FALSE;
+ struct pipe_transfer *src_trans, *dst_trans;
+ void *dst_map;
+ const void *src_map;
+ enum pipe_format src_format, dst_format;
+ unsigned w = src_box->width;
+ unsigned h = src_box->height;
+
+ assert(src && dst);
+ assert((src->target == PIPE_BUFFER && dst->target == PIPE_BUFFER) ||
+ (src->target != PIPE_BUFFER && dst->target != PIPE_BUFFER));
+
+ if (!src || !dst)
+ return;
+
+ src_format = src->format;
+ dst_format = dst->format;
+
+ src_trans = pipe_get_transfer(pipe,
+ src,
+ src_level,
+ src_box->z,
+ PIPE_TRANSFER_READ,
+ src_box->x, src_box->y, w, h);
+
+ dst_trans = pipe_get_transfer(pipe,
+ dst,
+ dst_level,
+ dst_z,
+ PIPE_TRANSFER_WRITE,
+ dst_x, dst_y, w, h);
+
+ assert(util_format_get_blocksize(dst_format) == util_format_get_blocksize(src_format));
+ assert(util_format_get_blockwidth(dst_format) == util_format_get_blockwidth(src_format));
+ assert(util_format_get_blockheight(dst_format) == util_format_get_blockheight(src_format));
+
+ src_map = pipe->transfer_map(pipe, src_trans);
+ dst_map = pipe->transfer_map(pipe, dst_trans);
+
+ assert(src_map);
+ assert(dst_map);
+
+ if (src_map && dst_map) {
+ if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
+ memcpy(dst_map, src_map, w);
+ } else {
+ util_copy_rect(dst_map,
+ dst_format,
+ dst_trans->stride,
+ 0, 0,
+ w, h,
+ src_map,
+ src_trans->stride,
+ 0,
+ 0);
}
}
- if (dst->nr_cbufs != src->nr_cbufs) {
- return FALSE;
- }
+ pipe->transfer_unmap(pipe, src_trans);
+ pipe->transfer_unmap(pipe, dst_trans);
- if (dst->zsbuf != src->zsbuf) {
- return FALSE;
- }
-
- return TRUE;
+ pipe->transfer_destroy(pipe, src_trans);
+ pipe->transfer_destroy(pipe, dst_trans);
}
+
+#define UBYTE_TO_USHORT(B) ((B) | ((B) << 8))
+
+
/**
- * Copy framebuffer state from src to dst, updating refcounts.
+ * Fallback for pipe->clear_render_target() function.
+ * XXX this looks too hackish to be really useful.
+ * cpp > 4 looks like a gross hack at best...
+ * Plus can't use these transfer fallbacks when clearing
+ * multisampled surfaces for instance.
*/
void
-util_copy_framebuffer_state(struct pipe_framebuffer_state *dst,
- const struct pipe_framebuffer_state *src)
+util_clear_render_target(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ const union pipe_color_union *color,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
{
- unsigned i;
-
- dst->width = src->width;
- dst->height = src->height;
-
- for (i = 0; i < Elements(src->cbufs); i++) {
- pipe_surface_reference(&dst->cbufs[i], src->cbufs[i]);
+ struct pipe_transfer *dst_trans;
+ void *dst_map;
+ union util_color uc;
+
+ assert(dst->texture);
+ if (!dst->texture)
+ return;
+ /* XXX: should handle multiple layers */
+ dst_trans = pipe_get_transfer(pipe,
+ dst->texture,
+ dst->u.tex.level,
+ dst->u.tex.first_layer,
+ PIPE_TRANSFER_WRITE,
+ dstx, dsty, width, height);
+
+ dst_map = pipe->transfer_map(pipe, dst_trans);
+
+ assert(dst_map);
+
+ if (dst_map) {
+ 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);
}
- dst->nr_cbufs = src->nr_cbufs;
-
- pipe_surface_reference(&dst->zsbuf, src->zsbuf);
+ pipe->transfer_unmap(pipe, dst_trans);
+ pipe->transfer_destroy(pipe, dst_trans);
}
-
+/**
+ * Fallback for pipe->clear_stencil() function.
+ * sw fallback doesn't look terribly useful here.
+ * Plus can't use these transfer fallbacks when clearing
+ * multisampled surfaces for instance.
+ */
void
-util_unreference_framebuffer_state(struct pipe_framebuffer_state *fb)
+util_clear_depth_stencil(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned clear_flags,
+ double depth,
+ unsigned stencil,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
{
- unsigned i;
-
- for (i = 0; i < fb->nr_cbufs; i++) {
- pipe_surface_reference(&fb->cbufs[i], NULL);
+ struct pipe_transfer *dst_trans;
+ ubyte *dst_map;
+ boolean need_rmw = FALSE;
+
+ if ((clear_flags & PIPE_CLEAR_DEPTHSTENCIL) &&
+ ((clear_flags & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL) &&
+ util_format_is_depth_and_stencil(dst->format))
+ need_rmw = TRUE;
+
+ assert(dst->texture);
+ if (!dst->texture)
+ return;
+ dst_trans = pipe_get_transfer(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_map = pipe->transfer_map(pipe, dst_trans);
+
+ assert(dst_map);
+
+ if (dst_map) {
+ unsigned dst_stride = dst_trans->stride;
+ unsigned zstencil = util_pack_z_stencil(dst->texture->format, depth, stencil);
+ unsigned i, j;
+ assert(dst_trans->stride > 0);
+
+ switch (util_format_get_blocksize(dst->format)) {
+ case 1:
+ assert(dst->format == PIPE_FORMAT_S8_UINT);
+ if(dst_stride == width)
+ memset(dst_map, (ubyte) zstencil, height * width);
+ else {
+ for (i = 0; i < height; i++) {
+ memset(dst_map, (ubyte) zstencil, width);
+ dst_map += dst_stride;
+ }
+ }
+ break;
+ case 2:
+ assert(dst->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;
+ }
+ 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++ = zstencil;
+ dst_map += dst_stride;
+ }
+ }
+ else {
+ uint32_t dst_mask;
+ if (dst->format == PIPE_FORMAT_Z24_UNORM_S8_UINT)
+ dst_mask = 0xffffff00;
+ else {
+ assert(dst->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 | (zstencil & ~dst_mask);
+ }
+ dst_map += dst_stride;
+ }
+ }
+ break;
+ case 8:
+ {
+ uint64_t zstencil = util_pack64_z_stencil(dst->texture->format,
+ depth, stencil);
+
+ assert(dst->format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT);
+
+ 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);
+ }
+ dst_map += dst_stride;
+ }
+ }
+ break;
+ }
+ default:
+ assert(0);
+ break;
+ }
}
- pipe_surface_reference(&fb->zsbuf, NULL);
-
- fb->width = fb->height = 0;
- fb->nr_cbufs = 0;
+ pipe->transfer_unmap(pipe, dst_trans);
+ pipe->transfer_destroy(pipe, dst_trans);
}