#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_cb_memoryobjects.h"
#include "state_tracker/st_format.h"
#include "state_tracker/st_pbo.h"
#include "state_tracker/st_texture.h"
const GLuint level = texImage->Level;
mesa_format texFormat;
- _mesa_clear_texture_object(ctx, texObj);
+ assert(!st_texture_image(texImage)->pt);
+ _mesa_clear_texture_object(ctx, texObj, texImage);
+ stObj->layer_override = 0;
+ stObj->level_override = 0;
pipe_resource_reference(&stObj->pt, NULL);
/* oops, need to init this image again */
{
/* debug checks */
{
- const struct gl_texture_image *dstImage =
+ const struct gl_texture_image MAYBE_UNUSED *dstImage =
stObj->base.Image[stImage->base.Face][dstLevel];
assert(dstImage);
assert(dstImage->Width == stImage->base.Width);
stObj->base.Target == GL_TEXTURE_CUBE_MAP_ARRAY)
ptHeight = ptWidth;
}
+
+ /* At this point, the texture may be incomplete (mismatched cube
+ * face sizes, for example). If that's the case, give up, but
+ * don't return GL_FALSE as that would raise an incorrect
+ * GL_OUT_OF_MEMORY error. See Piglit fbo-incomplete-texture-03 test.
+ */
+ if (!stObj->base._BaseComplete) {
+ _mesa_test_texobj_completeness(ctx, &stObj->base);
+ if (!stObj->base._BaseComplete) {
+ return TRUE;
+ }
+ }
}
ptNumSamples = firstImage->base.NumSamples;
return GL_TRUE;
}
+/**
+ * Allocate a new pipe_resource object
+ * width0, height0, depth0 are the dimensions of the level 0 image
+ * (the highest resolution). last_level indicates how many mipmap levels
+ * to allocate storage for. For non-mipmapped textures, this will be zero.
+ */
+static struct pipe_resource *
+st_texture_create_from_memory(struct st_context *st,
+ struct st_memory_object *memObj,
+ GLuint64 offset,
+ enum pipe_texture_target target,
+ enum pipe_format format,
+ GLuint last_level,
+ GLuint width0,
+ GLuint height0,
+ GLuint depth0,
+ GLuint layers,
+ GLuint nr_samples,
+ GLuint bind )
+{
+ struct pipe_resource pt, *newtex;
+ struct pipe_screen *screen = st->pipe->screen;
+
+ assert(target < PIPE_MAX_TEXTURE_TYPES);
+ assert(width0 > 0);
+ assert(height0 > 0);
+ assert(depth0 > 0);
+ if (target == PIPE_TEXTURE_CUBE)
+ assert(layers == 6);
+
+ DBG("%s target %d format %s last_level %d\n", __func__,
+ (int) target, util_format_name(format), last_level);
+
+ assert(format);
+ assert(screen->is_format_supported(screen, format, target, 0,
+ PIPE_BIND_SAMPLER_VIEW));
+
+ memset(&pt, 0, sizeof(pt));
+ pt.target = target;
+ pt.format = format;
+ pt.last_level = last_level;
+ pt.width0 = width0;
+ pt.height0 = height0;
+ pt.depth0 = depth0;
+ pt.array_size = layers;
+ pt.usage = PIPE_USAGE_DEFAULT;
+ pt.bind = bind;
+ /* only set this for OpenGL textures, not renderbuffers */
+ pt.flags = PIPE_RESOURCE_FLAG_TEXTURING_MORE_LIKELY;
+ pt.nr_samples = nr_samples;
+
+ newtex = screen->resource_from_memobj(screen, &pt, memObj->memory, offset);
+
+ assert(!newtex || pipe_is_referenced(&newtex->reference));
+
+ return newtex;
+}
/**
- * Called via ctx->Driver.AllocTextureStorage() to allocate texture memory
- * for a whole mipmap stack.
+ * Allocate texture memory for a whole mipmap stack.
+ * Note: for multisample textures if the requested sample count is not
+ * supported, we search for the next higher supported sample count.
*/
static GLboolean
-st_AllocTextureStorage(struct gl_context *ctx,
- struct gl_texture_object *texObj,
- GLsizei levels, GLsizei width,
- GLsizei height, GLsizei depth)
+st_texture_storage(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth,
+ struct gl_memory_object *memObj,
+ GLuint64 offset)
{
const GLuint numFaces = _mesa_num_tex_faces(texObj->Target);
struct gl_texture_image *texImage = texObj->Image[0][0];
struct st_context *st = st_context(ctx);
struct st_texture_object *stObj = st_texture_object(texObj);
+ struct st_memory_object *smObj = st_memory_object(memObj);
struct pipe_screen *screen = st->pipe->screen;
unsigned ptWidth, bindings;
uint16_t ptHeight, ptDepth, ptLayers;
bindings = default_bindings(st, fmt);
- /* Raise the sample count if the requested one is unsupported. */
- if (num_samples > 1) {
+ if (num_samples > 0) {
+ /* Find msaa sample count which is actually supported. For example,
+ * if the user requests 1x but only 4x or 8x msaa is supported, we'll
+ * choose 4x here.
+ */
+ enum pipe_texture_target ptarget = gl_target_to_pipe(texObj->Target);
boolean found = FALSE;
+ if (ctx->Const.MaxSamples > 1 && num_samples == 1) {
+ /* don't try num_samples = 1 with drivers that support real msaa */
+ num_samples = 2;
+ }
+
for (; num_samples <= ctx->Const.MaxSamples; num_samples++) {
- if (screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D,
+ if (screen->is_format_supported(screen, fmt, ptarget,
num_samples,
PIPE_BIND_SAMPLER_VIEW)) {
/* Update the sample count in gl_texture_image as well. */
width, height, depth,
&ptWidth, &ptHeight, &ptDepth, &ptLayers);
- stObj->pt = st_texture_create(st,
- gl_target_to_pipe(texObj->Target),
- fmt,
- levels - 1,
- ptWidth,
- ptHeight,
- ptDepth,
- ptLayers, num_samples,
- bindings);
+ if (smObj) {
+ stObj->pt = st_texture_create_from_memory(st,
+ smObj,
+ offset,
+ gl_target_to_pipe(texObj->Target),
+ fmt,
+ levels - 1,
+ ptWidth,
+ ptHeight,
+ ptDepth,
+ ptLayers, num_samples,
+ bindings);
+ }
+ else {
+ stObj->pt = st_texture_create(st,
+ gl_target_to_pipe(texObj->Target),
+ fmt,
+ levels - 1,
+ ptWidth,
+ ptHeight,
+ ptDepth,
+ ptLayers, num_samples,
+ bindings);
+ }
+
if (!stObj->pt)
return GL_FALSE;
return GL_TRUE;
}
+/**
+ * Called via ctx->Driver.AllocTextureStorage() to allocate texture memory
+ * for a whole mipmap stack.
+ */
+static GLboolean
+st_AllocTextureStorage(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth)
+{
+ return st_texture_storage(ctx, texObj, levels,
+ width, height, depth,
+ NULL, 0);
+}
+
static GLboolean
st_TestProxyTexImage(struct gl_context *ctx, GLenum target,
return GL_TRUE;
}
+
+/**
+ * Find the mipmap level in 'pt' which matches the level described by
+ * 'texImage'.
+ */
+static unsigned
+find_mipmap_level(const struct gl_texture_image *texImage,
+ const struct pipe_resource *pt)
+{
+ const GLenum target = texImage->TexObject->Target;
+ GLint texWidth = texImage->Width;
+ GLint texHeight = texImage->Height;
+ GLint texDepth = texImage->Depth;
+ unsigned level, w;
+ uint16_t h, d, layers;
+
+ st_gl_texture_dims_to_pipe_dims(target, texWidth, texHeight, texDepth,
+ &w, &h, &d, &layers);
+
+ for (level = 0; level <= pt->last_level; level++) {
+ if (u_minify(pt->width0, level) == w &&
+ u_minify(pt->height0, level) == h &&
+ u_minify(pt->depth0, level) == d) {
+ return level;
+ }
+ }
+
+ /* If we get here, there must be some sort of inconsistency between
+ * the Mesa texture object/images and the gallium resource.
+ */
+ debug_printf("Inconsistent textures in find_mipmap_level()\n");
+
+ return texImage->Level;
+}
+
+
static void
st_ClearTexSubImage(struct gl_context *ctx,
struct gl_texture_image *texImage,
const void *clearValue)
{
static const char zeros[16] = {0};
+ struct gl_texture_object *texObj = texImage->TexObject;
struct st_texture_image *stImage = st_texture_image(texImage);
struct pipe_resource *pt = stImage->pt;
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
- unsigned level = texImage->Level;
+ unsigned level;
struct pipe_box box;
if (!pt)
u_box_3d(xoffset, yoffset, zoffset + texImage->Face,
width, height, depth, &box);
- if (texImage->TexObject->Immutable) {
- level += texImage->TexObject->MinLevel;
- box.z += texImage->TexObject->MinLayer;
+ if (texObj->Immutable) {
+ /* The texture object has to be consistent (no "loose", per-image
+ * gallium resources). If this texture is a view into another
+ * texture, we have to apply the MinLevel/Layer offsets. If this is
+ * not a texture view, the offsets will be zero.
+ */
+ assert(stImage->pt == st_texture_object(texObj)->pt);
+ level = texImage->Level + texObj->MinLevel;
+ box.z += texObj->MinLayer;
}
+ else {
+ /* Texture level sizes may be inconsistent. We my have "loose",
+ * per-image gallium resources. The texImage->Level may not match
+ * the gallium resource texture level.
+ */
+ level = find_mipmap_level(texImage, pt);
+ }
+
+ assert(level <= pt->last_level);
pipe->clear_texture(pipe, pt, level, &box, clearValue ? clearValue : zeros);
}
}
}
+static GLboolean
+st_SetTextureStorageForMemoryObject(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ struct gl_memory_object *memObj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLuint64 offset)
+{
+ return st_texture_storage(ctx, texObj, levels,
+ width, height, depth,
+ memObj, offset);
+}
static GLuint64
st_NewTextureHandle(struct gl_context *ctx, struct gl_texture_object *texObj,
if (!st_finalize_texture(ctx, pipe, texObj, 0))
return 0;
- st_convert_sampler(st, texObj, sampObj, &sampler);
+ st_convert_sampler(st, texObj, sampObj, 0, &sampler);
view = st_get_texture_sampler_view_from_stobj(st, stObj, sampObj, 0);
} else {
view = st_get_buffer_sampler_view_from_stobj(st, stObj);
functions->NewImageHandle = st_NewImageHandle;
functions->DeleteImageHandle = st_DeleteImageHandle;
functions->MakeImageHandleResident = st_MakeImageHandleResident;
+
+ /* external object functions */
+ functions->SetTextureStorageForMemoryObject = st_SetTextureStorageForMemoryObject;
}
projects / mesa.git / blobdiff