#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 */
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;
+}
+
/**
* Allocate texture memory for a whole mipmap stack.
* Note: for multisample textures if the requested sample count is not
st_texture_storage(struct gl_context *ctx,
struct gl_texture_object *texObj,
GLsizei levels, GLsizei width,
- GLsizei height, GLsizei depth)
+ 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 > 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;
- /* start the query with at least two samples */
- num_samples = MAX2(num_samples, 2);
+ 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, ptarget,
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;
GLsizei height, GLsizei depth)
{
return st_texture_storage(ctx, texObj, levels,
- width, height, depth);
+ width, height, depth,
+ NULL, 0);
}
}
}
+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,
functions->NewImageHandle = st_NewImageHandle;
functions->DeleteImageHandle = st_DeleteImageHandle;
functions->MakeImageHandleResident = st_MakeImageHandleResident;
+
+ /* external object functions */
+ functions->SetTextureStorageForMemoryObject = st_SetTextureStorageForMemoryObject;
}
projects / mesa.git / blobdiff