#include "imports.h"
#include "context.h"
#include "bufferobj.h"
+#include "externalobjects.h"
#include "mtypes.h"
#include "teximage.h"
#include "glformats.h"
#include "texstore.h"
#include "transformfeedback.h"
+#include "varray.h"
/* Debug flags */
static struct gl_buffer_object *
_mesa_new_buffer_object(struct gl_context *ctx, GLuint name)
{
- struct gl_buffer_object *obj;
-
- (void) ctx;
+ struct gl_buffer_object *obj = MALLOC_STRUCT(gl_buffer_object);
+ if (!obj)
+ return NULL;
- obj = MALLOC_STRUCT(gl_buffer_object);
_mesa_initialize_buffer_object(ctx, obj, name);
return obj;
}
if (bufObj) {
/* reference new buffer */
mtx_lock(&bufObj->Mutex);
- if (bufObj->RefCount == 0) {
- /* this buffer's being deleted (look just above) */
- /* Not sure this can every really happen. Warn if it does. */
- _mesa_problem(NULL, "referencing deleted buffer object");
- *ptr = NULL;
- }
- else {
- bufObj->RefCount++;
- *ptr = bufObj;
- }
+ assert(bufObj->RefCount > 0);
+
+ bufObj->RefCount++;
+ *ptr = bufObj;
mtx_unlock(&bufObj->Mutex);
}
}
* \sa glBufferGetSubDataARB, dd_function_table::GetBufferSubData.
*/
static void
-_mesa_buffer_get_subdata( struct gl_context *ctx, GLintptrARB offset,
- GLsizeiptrARB size, GLvoid * data,
- struct gl_buffer_object * bufObj )
+buffer_get_subdata(struct gl_context *ctx, GLintptrARB offset,
+ GLsizeiptrARB size, GLvoid *data,
+ struct gl_buffer_object *bufObj )
{
(void) ctx;
/* If this is a new buffer object id, or one which was generated but
* never used before, allocate a buffer object now.
*/
- assert(ctx->Driver.NewBufferObject);
buf = ctx->Driver.NewBufferObject(ctx, buffer);
if (!buf) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "%s", caller);
* Called by glBindBuffer() and other functions.
*/
static void
-bind_buffer_object(struct gl_context *ctx, GLenum target, GLuint buffer)
+bind_buffer_object(struct gl_context *ctx,
+ struct gl_buffer_object **bindTarget, GLuint buffer)
{
struct gl_buffer_object *oldBufObj;
struct gl_buffer_object *newBufObj = NULL;
- struct gl_buffer_object **bindTarget = NULL;
- bindTarget = get_buffer_target(ctx, target);
- if (!bindTarget) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferARB(target 0x%x)", target);
- return;
- }
+ assert(bindTarget);
/* Get pointer to old buffer object (to be unbound) */
oldBufObj = *bindTarget;
}
/* record usage history */
- switch (target) {
- case GL_PIXEL_PACK_BUFFER:
+ if (bindTarget == &ctx->Pack.BufferObj) {
newBufObj->UsageHistory |= USAGE_PIXEL_PACK_BUFFER;
- break;
- default:
- break;
}
/* bind new buffer */
/* Bind the NullBufferObj to remove references to those
* in the shared context hash table.
*/
- bind_buffer_object( ctx, GL_ARRAY_BUFFER_ARB, 0);
- bind_buffer_object( ctx, GL_ELEMENT_ARRAY_BUFFER_ARB, 0);
- bind_buffer_object( ctx, GL_PIXEL_PACK_BUFFER_ARB, 0);
- bind_buffer_object( ctx, GL_PIXEL_UNPACK_BUFFER_ARB, 0);
+ bind_buffer_object(ctx, &ctx->Array.ArrayBufferObj, 0);
+ bind_buffer_object(ctx, &ctx->Array.VAO->IndexBufferObj, 0);
+ bind_buffer_object(ctx, &ctx->Pack.BufferObj, 0);
+ bind_buffer_object(ctx, &ctx->Unpack.BufferObj, 0);
}
}
-void
-_mesa_begin_bufferobj_lookups(struct gl_context *ctx)
-{
- _mesa_HashLockMutex(ctx->Shared->BufferObjects);
-}
-
-
-void
-_mesa_end_bufferobj_lookups(struct gl_context *ctx)
-{
- _mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
-}
-
-
/**
* Look up a buffer object for a multi-bind function.
*
* returns NULL.
*
* This function assumes that the caller has already locked the
- * hash table mutex by calling _mesa_begin_bufferobj_lookups().
+ * hash table mutex by calling
+ * _mesa_HashLockMutex(ctx->Shared->BufferObjects).
*/
struct gl_buffer_object *
_mesa_multi_bind_lookup_bufferobj(struct gl_context *ctx,
*/
static void
unbind(struct gl_context *ctx,
- struct gl_buffer_object **ptr,
+ struct gl_vertex_array_object *vao, unsigned index,
struct gl_buffer_object *obj)
{
- if (*ptr == obj) {
- _mesa_reference_buffer_object(ctx, ptr, ctx->Shared->NullBufferObj);
+ if (vao->BufferBinding[index].BufferObj == obj) {
+ _mesa_bind_vertex_buffer(ctx, vao, index, ctx->Shared->NullBufferObj,
+ vao->BufferBinding[index].Offset,
+ vao->BufferBinding[index].Stride);
}
}
driver->DeleteBuffer = _mesa_delete_buffer_object;
driver->BufferData = buffer_data_fallback;
driver->BufferSubData = buffer_sub_data_fallback;
- driver->GetBufferSubData = _mesa_buffer_get_subdata;
+ driver->GetBufferSubData = buffer_get_subdata;
driver->UnmapBuffer = unmap_buffer_fallback;
/* GL_ARB_clear_buffer_object */
_mesa_buffer_unmap_all_mappings(struct gl_context *ctx,
struct gl_buffer_object *bufObj)
{
- int i;
-
- for (i = 0; i < MAP_COUNT; i++) {
+ for (int i = 0; i < MAP_COUNT; i++) {
if (_mesa_bufferobj_mapped(bufObj, i)) {
ctx->Driver.UnmapBuffer(ctx, bufObj, i);
assert(bufObj->Mappings[i].Pointer == NULL);
/* API Functions */
/**********************************************************************/
+void GLAPIENTRY
+_mesa_BindBuffer_no_error(GLenum target, GLuint buffer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object **bindTarget = get_buffer_target(ctx, target);
+ bind_buffer_object(ctx, bindTarget, buffer);
+}
+
+
void GLAPIENTRY
_mesa_BindBuffer(GLenum target, GLuint buffer)
{
_mesa_enum_to_string(target), buffer);
}
- bind_buffer_object(ctx, target, buffer);
+ struct gl_buffer_object **bindTarget = get_buffer_target(ctx, target);
+ if (!bindTarget) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferARB(target %s)",
+ _mesa_enum_to_string(target));
+ return;
+ }
+
+ bind_buffer_object(ctx, bindTarget, buffer);
}
+/**
+ * Binds a buffer object to an atomic buffer binding point.
+ *
+ * The caller is responsible for validating the offset,
+ * flushing the vertices and updating NewDriverState.
+ */
+static void
+set_atomic_buffer_binding(struct gl_context *ctx,
+ struct gl_atomic_buffer_binding *binding,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset,
+ GLsizeiptr size)
+{
+ _mesa_reference_buffer_object(ctx, &binding->BufferObject, bufObj);
+
+ if (bufObj == ctx->Shared->NullBufferObj) {
+ binding->Offset = 0;
+ binding->Size = 0;
+ } else {
+ binding->Offset = offset;
+ binding->Size = size;
+ bufObj->UsageHistory |= USAGE_ATOMIC_COUNTER_BUFFER;
+ }
+}
/**
- * Delete a set of buffer objects.
+ * Binds a buffer object to a uniform buffer binding point.
*
- * \param n Number of buffer objects to delete.
- * \param ids Array of \c n buffer object IDs.
+ * The caller is responsible for flushing vertices and updating
+ * NewDriverState.
*/
-void GLAPIENTRY
-_mesa_DeleteBuffers(GLsizei n, const GLuint *ids)
+static void
+set_ubo_binding(struct gl_context *ctx,
+ struct gl_uniform_buffer_binding *binding,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset,
+ GLsizeiptr size,
+ GLboolean autoSize)
{
- GET_CURRENT_CONTEXT(ctx);
- GLsizei i;
+ _mesa_reference_buffer_object(ctx, &binding->BufferObject, bufObj);
+
+ binding->Offset = offset;
+ binding->Size = size;
+ binding->AutomaticSize = autoSize;
+
+ /* If this is a real buffer object, mark it has having been used
+ * at some point as a UBO.
+ */
+ if (size >= 0)
+ bufObj->UsageHistory |= USAGE_UNIFORM_BUFFER;
+}
+
+/**
+ * Binds a buffer object to a shader storage buffer binding point.
+ *
+ * The caller is responsible for flushing vertices and updating
+ * NewDriverState.
+ */
+static void
+set_ssbo_binding(struct gl_context *ctx,
+ struct gl_shader_storage_buffer_binding *binding,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset,
+ GLsizeiptr size,
+ GLboolean autoSize)
+{
+ _mesa_reference_buffer_object(ctx, &binding->BufferObject, bufObj);
+
+ binding->Offset = offset;
+ binding->Size = size;
+ binding->AutomaticSize = autoSize;
+
+ /* If this is a real buffer object, mark it has having been used
+ * at some point as a SSBO.
+ */
+ if (size >= 0)
+ bufObj->UsageHistory |= USAGE_SHADER_STORAGE_BUFFER;
+}
+
+/**
+ * Binds a buffer object to a uniform buffer binding point.
+ *
+ * Unlike set_ubo_binding(), this function also flushes vertices
+ * and updates NewDriverState. It also checks if the binding
+ * has actually changed before updating it.
+ */
+static void
+bind_uniform_buffer(struct gl_context *ctx,
+ GLuint index,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset,
+ GLsizeiptr size,
+ GLboolean autoSize)
+{
+ struct gl_uniform_buffer_binding *binding =
+ &ctx->UniformBufferBindings[index];
+
+ if (binding->BufferObject == bufObj &&
+ binding->Offset == offset &&
+ binding->Size == size &&
+ binding->AutomaticSize == autoSize) {
+ return;
+ }
+
FLUSH_VERTICES(ctx, 0);
+ ctx->NewDriverState |= ctx->DriverFlags.NewUniformBuffer;
- if (n < 0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glDeleteBuffersARB(n)");
+ set_ubo_binding(ctx, binding, bufObj, offset, size, autoSize);
+}
+
+/**
+ * Binds a buffer object to a shader storage buffer binding point.
+ *
+ * Unlike set_ssbo_binding(), this function also flushes vertices
+ * and updates NewDriverState. It also checks if the binding
+ * has actually changed before updating it.
+ */
+static void
+bind_shader_storage_buffer(struct gl_context *ctx,
+ GLuint index,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset,
+ GLsizeiptr size,
+ GLboolean autoSize)
+{
+ struct gl_shader_storage_buffer_binding *binding =
+ &ctx->ShaderStorageBufferBindings[index];
+
+ if (binding->BufferObject == bufObj &&
+ binding->Offset == offset &&
+ binding->Size == size &&
+ binding->AutomaticSize == autoSize) {
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, 0);
+ ctx->NewDriverState |= ctx->DriverFlags.NewShaderStorageBuffer;
+
+ set_ssbo_binding(ctx, binding, bufObj, offset, size, autoSize);
+}
+
+/**
+ * Bind a buffer object to a uniform block binding point.
+ * As above, but offset = 0.
+ */
+static void
+bind_buffer_base_uniform_buffer(struct gl_context *ctx,
+ GLuint index,
+ struct gl_buffer_object *bufObj)
+{
+ if (index >= ctx->Const.MaxUniformBufferBindings) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferBase(index=%d)", index);
return;
}
+ _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
+
+ if (bufObj == ctx->Shared->NullBufferObj)
+ bind_uniform_buffer(ctx, index, bufObj, -1, -1, GL_TRUE);
+ else
+ bind_uniform_buffer(ctx, index, bufObj, 0, 0, GL_TRUE);
+}
+
+/**
+ * Bind a buffer object to a shader storage block binding point.
+ * As above, but offset = 0.
+ */
+static void
+bind_buffer_base_shader_storage_buffer(struct gl_context *ctx,
+ GLuint index,
+ struct gl_buffer_object *bufObj)
+{
+ if (index >= ctx->Const.MaxShaderStorageBufferBindings) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferBase(index=%d)", index);
+ return;
+ }
+
+ _mesa_reference_buffer_object(ctx, &ctx->ShaderStorageBuffer, bufObj);
+
+ if (bufObj == ctx->Shared->NullBufferObj)
+ bind_shader_storage_buffer(ctx, index, bufObj, -1, -1, GL_TRUE);
+ else
+ bind_shader_storage_buffer(ctx, index, bufObj, 0, 0, GL_TRUE);
+}
+
+static void
+bind_atomic_buffer(struct gl_context *ctx, unsigned index,
+ struct gl_buffer_object *bufObj, GLintptr offset,
+ GLsizeiptr size)
+{
+ _mesa_reference_buffer_object(ctx, &ctx->AtomicBuffer, bufObj);
+
+ struct gl_atomic_buffer_binding *binding =
+ &ctx->AtomicBufferBindings[index];
+ if (binding->BufferObject == bufObj &&
+ binding->Offset == offset &&
+ binding->Size == size) {
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, 0);
+ ctx->NewDriverState |= ctx->DriverFlags.NewAtomicBuffer;
+
+ set_atomic_buffer_binding(ctx, binding, bufObj, offset, size);
+}
+
+/**
+ * Delete a set of buffer objects.
+ *
+ * \param n Number of buffer objects to delete.
+ * \param ids Array of \c n buffer object IDs.
+ */
+static void
+delete_buffers(struct gl_context *ctx, GLsizei n, const GLuint *ids)
+{
+ FLUSH_VERTICES(ctx, 0);
+
_mesa_HashLockMutex(ctx->Shared->BufferObjects);
- for (i = 0; i < n; i++) {
+ for (GLsizei i = 0; i < n; i++) {
struct gl_buffer_object *bufObj =
_mesa_lookup_bufferobj_locked(ctx, ids[i]);
if (bufObj) {
_mesa_buffer_unmap_all_mappings(ctx, bufObj);
/* unbind any vertex pointers bound to this buffer */
- for (j = 0; j < ARRAY_SIZE(vao->VertexBinding); j++) {
- unbind(ctx, &vao->VertexBinding[j].BufferObj, bufObj);
+ for (j = 0; j < ARRAY_SIZE(vao->BufferBinding); j++) {
+ unbind(ctx, vao, j, bufObj);
}
if (ctx->Array.ArrayBufferObj == bufObj) {
- _mesa_BindBuffer( GL_ARRAY_BUFFER_ARB, 0 );
+ bind_buffer_object(ctx, &ctx->Array.ArrayBufferObj, 0);
}
if (vao->IndexBufferObj == bufObj) {
- _mesa_BindBuffer( GL_ELEMENT_ARRAY_BUFFER_ARB, 0 );
+ bind_buffer_object(ctx, &vao->IndexBufferObj, 0);
}
/* unbind ARB_draw_indirect binding point */
if (ctx->DrawIndirectBuffer == bufObj) {
- _mesa_BindBuffer( GL_DRAW_INDIRECT_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->DrawIndirectBuffer, 0);
}
/* unbind ARB_indirect_parameters binding point */
if (ctx->ParameterBuffer == bufObj) {
- _mesa_BindBuffer(GL_PARAMETER_BUFFER_ARB, 0);
+ bind_buffer_object(ctx, &ctx->ParameterBuffer, 0);
}
/* unbind ARB_compute_shader binding point */
if (ctx->DispatchIndirectBuffer == bufObj) {
- _mesa_BindBuffer(GL_DISPATCH_INDIRECT_BUFFER, 0);
+ bind_buffer_object(ctx, &ctx->DispatchIndirectBuffer, 0);
}
/* unbind ARB_copy_buffer binding points */
if (ctx->CopyReadBuffer == bufObj) {
- _mesa_BindBuffer( GL_COPY_READ_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->CopyReadBuffer, 0);
}
if (ctx->CopyWriteBuffer == bufObj) {
- _mesa_BindBuffer( GL_COPY_WRITE_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->CopyWriteBuffer, 0);
}
/* unbind transform feedback binding points */
if (ctx->TransformFeedback.CurrentBuffer == bufObj) {
- _mesa_BindBuffer( GL_TRANSFORM_FEEDBACK_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->TransformFeedback.CurrentBuffer, 0);
}
for (j = 0; j < MAX_FEEDBACK_BUFFERS; j++) {
if (ctx->TransformFeedback.CurrentObject->Buffers[j] == bufObj) {
- _mesa_BindBufferBase( GL_TRANSFORM_FEEDBACK_BUFFER, j, 0 );
+ _mesa_bind_buffer_base_transform_feedback(ctx,
+ ctx->TransformFeedback.CurrentObject,
+ j, ctx->Shared->NullBufferObj,
+ false);
}
}
/* unbind UBO binding points */
for (j = 0; j < ctx->Const.MaxUniformBufferBindings; j++) {
if (ctx->UniformBufferBindings[j].BufferObject == bufObj) {
- _mesa_BindBufferBase( GL_UNIFORM_BUFFER, j, 0 );
+ bind_buffer_base_uniform_buffer(ctx, j,
+ ctx->Shared->NullBufferObj);
}
}
if (ctx->UniformBuffer == bufObj) {
- _mesa_BindBuffer( GL_UNIFORM_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->UniformBuffer, 0);
}
/* unbind SSBO binding points */
for (j = 0; j < ctx->Const.MaxShaderStorageBufferBindings; j++) {
if (ctx->ShaderStorageBufferBindings[j].BufferObject == bufObj) {
- _mesa_BindBufferBase(GL_SHADER_STORAGE_BUFFER, j, 0);
+ bind_buffer_base_shader_storage_buffer(ctx, j,
+ ctx->Shared->NullBufferObj);
}
}
if (ctx->ShaderStorageBuffer == bufObj) {
- _mesa_BindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+ bind_buffer_object(ctx, &ctx->ShaderStorageBuffer, 0);
}
/* unbind Atomci Buffer binding points */
for (j = 0; j < ctx->Const.MaxAtomicBufferBindings; j++) {
if (ctx->AtomicBufferBindings[j].BufferObject == bufObj) {
_mesa_BindBufferBase( GL_ATOMIC_COUNTER_BUFFER, j, 0 );
+ bind_atomic_buffer(ctx, j, ctx->Shared->NullBufferObj, 0, 0);
}
}
if (ctx->AtomicBuffer == bufObj) {
- _mesa_BindBuffer( GL_ATOMIC_COUNTER_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->AtomicBuffer, 0);
}
/* unbind any pixel pack/unpack pointers bound to this buffer */
if (ctx->Pack.BufferObj == bufObj) {
- _mesa_BindBuffer( GL_PIXEL_PACK_BUFFER_EXT, 0 );
+ bind_buffer_object(ctx, &ctx->Pack.BufferObj, 0);
}
if (ctx->Unpack.BufferObj == bufObj) {
- _mesa_BindBuffer( GL_PIXEL_UNPACK_BUFFER_EXT, 0 );
+ bind_buffer_object(ctx, &ctx->Unpack.BufferObj, 0);
}
if (ctx->Texture.BufferObject == bufObj) {
- _mesa_BindBuffer( GL_TEXTURE_BUFFER, 0 );
+ bind_buffer_object(ctx, &ctx->Texture.BufferObject, 0);
}
if (ctx->ExternalVirtualMemoryBuffer == bufObj) {
- _mesa_BindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, 0);
+ bind_buffer_object(ctx, &ctx->ExternalVirtualMemoryBuffer, 0);
}
/* unbind query buffer binding point */
if (ctx->QueryBuffer == bufObj) {
- _mesa_BindBuffer(GL_QUERY_BUFFER, 0);
+ bind_buffer_object(ctx, &ctx->QueryBuffer, 0);
}
/* The ID is immediately freed for re-use */
}
-/**
- * This is the implementation for glGenBuffers and glCreateBuffers. It is not
- * exposed to the rest of Mesa to encourage the use of nameless buffers in
- * driver internals.
- */
-static void
-create_buffers(GLsizei n, GLuint *buffers, bool dsa)
+void GLAPIENTRY
+_mesa_DeleteBuffers_no_error(GLsizei n, const GLuint *ids)
{
GET_CURRENT_CONTEXT(ctx);
- GLuint first;
- GLint i;
- struct gl_buffer_object *buf;
+ delete_buffers(ctx, n, ids);
+}
- const char *func = dsa ? "glCreateBuffers" : "glGenBuffers";
- if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "%s(%d)\n", func, n);
+void GLAPIENTRY
+_mesa_DeleteBuffers(GLsizei n, const GLuint *ids)
+{
+ GET_CURRENT_CONTEXT(ctx);
if (n < 0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "%s(n %d < 0)", func, n);
+ _mesa_error(ctx, GL_INVALID_VALUE, "glDeleteBuffersARB(n)");
return;
}
- if (!buffers) {
+ delete_buffers(ctx, n, ids);
+}
+
+
+/**
+ * This is the implementation for glGenBuffers and glCreateBuffers. It is not
+ * exposed to the rest of Mesa to encourage the use of nameless buffers in
+ * driver internals.
+ */
+static void
+create_buffers(struct gl_context *ctx, GLsizei n, GLuint *buffers, bool dsa)
+{
+ GLuint first;
+ struct gl_buffer_object *buf;
+
+ if (!buffers)
return;
- }
/*
* This must be atomic (generation and allocation of buffer object IDs)
* DummyBufferObject. Otherwise, create a new buffer object and insert
* it.
*/
- for (i = 0; i < n; i++) {
+ for (int i = 0; i < n; i++) {
buffers[i] = first + i;
if (dsa) {
assert(ctx->Driver.NewBufferObject);
buf = ctx->Driver.NewBufferObject(ctx, buffers[i]);
if (!buf) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s", func);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCreateBuffers");
_mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
return;
}
_mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
}
+
+static void
+create_buffers_err(struct gl_context *ctx, GLsizei n, GLuint *buffers, bool dsa)
+{
+ const char *func = dsa ? "glCreateBuffers" : "glGenBuffers";
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "%s(%d)\n", func, n);
+
+ if (n < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(n %d < 0)", func, n);
+ return;
+ }
+
+ create_buffers(ctx, n, buffers, dsa);
+}
+
/**
* Generate a set of unique buffer object IDs and store them in \c buffers.
*
* \param n Number of IDs to generate.
* \param buffers Array of \c n locations to store the IDs.
*/
+void GLAPIENTRY
+_mesa_GenBuffers_no_error(GLsizei n, GLuint *buffers)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ create_buffers(ctx, n, buffers, false);
+}
+
+
void GLAPIENTRY
_mesa_GenBuffers(GLsizei n, GLuint *buffers)
{
- create_buffers(n, buffers, false);
+ GET_CURRENT_CONTEXT(ctx);
+ create_buffers_err(ctx, n, buffers, false);
}
/**
* \param n Number of IDs to generate.
* \param buffers Array of \c n locations to store the IDs.
*/
+void GLAPIENTRY
+_mesa_CreateBuffers_no_error(GLsizei n, GLuint *buffers)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ create_buffers(ctx, n, buffers, true);
+}
+
+
void GLAPIENTRY
_mesa_CreateBuffers(GLsizei n, GLuint *buffers)
{
- create_buffers(n, buffers, true);
+ GET_CURRENT_CONTEXT(ctx);
+ create_buffers_err(ctx, n, buffers, true);
}
}
-void
-_mesa_buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
- GLenum target, GLsizeiptr size, const GLvoid *data,
- GLbitfield flags, const char *func)
+static bool
+validate_buffer_storage(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj, GLsizeiptr size,
+ GLbitfield flags, const char *func)
{
if (size <= 0) {
_mesa_error(ctx, GL_INVALID_VALUE, "%s(size <= 0)", func);
- return;
+ return false;
}
- if (flags & ~(GL_MAP_READ_BIT |
- GL_MAP_WRITE_BIT |
- GL_MAP_PERSISTENT_BIT |
- GL_MAP_COHERENT_BIT |
- GL_DYNAMIC_STORAGE_BIT |
- GL_CLIENT_STORAGE_BIT)) {
+ GLbitfield valid_flags = GL_MAP_READ_BIT |
+ GL_MAP_WRITE_BIT |
+ GL_MAP_PERSISTENT_BIT |
+ GL_MAP_COHERENT_BIT |
+ GL_DYNAMIC_STORAGE_BIT |
+ GL_CLIENT_STORAGE_BIT;
+
+ if (ctx->Extensions.ARB_sparse_buffer)
+ valid_flags |= GL_SPARSE_STORAGE_BIT_ARB;
+
+ if (flags & ~valid_flags) {
_mesa_error(ctx, GL_INVALID_VALUE, "%s(invalid flag bits set)", func);
- return;
+ return false;
+ }
+
+ /* The Errors section of the GL_ARB_sparse_buffer spec says:
+ *
+ * "INVALID_VALUE is generated by BufferStorage if <flags> contains
+ * SPARSE_STORAGE_BIT_ARB and <flags> also contains any combination of
+ * MAP_READ_BIT or MAP_WRITE_BIT."
+ */
+ if (flags & GL_SPARSE_STORAGE_BIT_ARB &&
+ flags & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(SPARSE_STORAGE and READ/WRITE)", func);
+ return false;
}
if (flags & GL_MAP_PERSISTENT_BIT &&
!(flags & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT))) {
_mesa_error(ctx, GL_INVALID_VALUE,
"%s(PERSISTENT and flags!=READ/WRITE)", func);
- return;
+ return false;
}
if (flags & GL_MAP_COHERENT_BIT && !(flags & GL_MAP_PERSISTENT_BIT)) {
_mesa_error(ctx, GL_INVALID_VALUE,
"%s(COHERENT and flags!=PERSISTENT)", func);
- return;
+ return false;
}
- if (bufObj->Immutable) {
+ if (bufObj->Immutable || bufObj->HandleAllocated) {
_mesa_error(ctx, GL_INVALID_OPERATION, "%s(immutable)", func);
- return;
+ return false;
}
+ return true;
+}
+
+
+static void
+buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ struct gl_memory_object *memObj, GLenum target,
+ GLsizeiptr size, const GLvoid *data, GLbitfield flags,
+ GLuint64 offset, const char *func)
+{
+ GLboolean res;
+
/* Unmap the existing buffer. We'll replace it now. Not an error. */
_mesa_buffer_unmap_all_mappings(ctx, bufObj);
- FLUSH_VERTICES(ctx, _NEW_BUFFER_OBJECT);
+ FLUSH_VERTICES(ctx, 0);
bufObj->Written = GL_TRUE;
bufObj->Immutable = GL_TRUE;
bufObj->MinMaxCacheDirty = true;
- assert(ctx->Driver.BufferData);
- if (!ctx->Driver.BufferData(ctx, target, size, data, GL_DYNAMIC_DRAW,
- flags, bufObj)) {
+ if (memObj) {
+ assert(ctx->Driver.BufferDataMem);
+ res = ctx->Driver.BufferDataMem(ctx, target, size, memObj, offset,
+ GL_DYNAMIC_DRAW, bufObj);
+ }
+ else {
+ assert(ctx->Driver.BufferData);
+ res = ctx->Driver.BufferData(ctx, target, size, data, GL_DYNAMIC_DRAW,
+ flags, bufObj);
+ }
+
+ if (!res) {
if (target == GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD) {
/* Even though the interaction between AMD_pinned_memory and
* glBufferStorage is not described in the spec, Graham Sellers
}
}
+
+static ALWAYS_INLINE void
+inlined_buffer_storage(GLenum target, GLuint buffer, GLsizeiptr size,
+ const GLvoid *data, GLbitfield flags,
+ GLuint memory, GLuint64 offset,
+ bool dsa, bool mem, bool no_error, const char *func)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufObj;
+ struct gl_memory_object *memObj = NULL;
+
+ if (mem) {
+ if (!no_error) {
+ if (!ctx->Extensions.EXT_memory_object) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(unsupported)", func);
+ return;
+ }
+
+ /* From the EXT_external_objects spec:
+ *
+ * "An INVALID_VALUE error is generated by BufferStorageMemEXT and
+ * NamedBufferStorageMemEXT if <memory> is 0, or ..."
+ */
+ if (memory == 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(memory == 0)", func);
+ }
+ }
+
+ memObj = _mesa_lookup_memory_object(ctx, memory);
+ if (!memObj)
+ return;
+
+ /* From the EXT_external_objects spec:
+ *
+ * "An INVALID_OPERATION error is generated if <memory> names a
+ * valid memory object which has no associated memory."
+ */
+ if (!no_error && !memObj->Immutable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(no associated memory)",
+ func);
+ return;
+ }
+ }
+
+ if (dsa) {
+ if (no_error) {
+ bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+ } else {
+ bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, func);
+ if (!bufObj)
+ return;
+ }
+ } else {
+ if (no_error) {
+ struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+ bufObj = *bufObjPtr;
+ } else {
+ bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
+ if (!bufObj)
+ return;
+ }
+ }
+
+ if (no_error || validate_buffer_storage(ctx, bufObj, size, flags, func))
+ buffer_storage(ctx, bufObj, memObj, target, size, data, flags, offset, func);
+}
+
+
+void GLAPIENTRY
+_mesa_BufferStorage_no_error(GLenum target, GLsizeiptr size,
+ const GLvoid *data, GLbitfield flags)
+{
+ inlined_buffer_storage(target, 0, size, data, flags, GL_NONE, 0,
+ false, false, true, "glBufferStorage");
+}
+
+
void GLAPIENTRY
_mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
GLbitfield flags)
{
- GET_CURRENT_CONTEXT(ctx);
- struct gl_buffer_object *bufObj;
+ inlined_buffer_storage(target, 0, size, data, flags, GL_NONE, 0,
+ false, false, false, "glBufferStorage");
+}
- bufObj = get_buffer(ctx, "glBufferStorage", target, GL_INVALID_OPERATION);
- if (!bufObj)
- return;
- _mesa_buffer_storage(ctx, bufObj, target, size, data, flags,
- "glBufferStorage");
+void GLAPIENTRY
+_mesa_BufferStorageMemEXT(GLenum target, GLsizeiptr size,
+ GLuint memory, GLuint64 offset)
+{
+ inlined_buffer_storage(target, 0, size, NULL, 0, memory, offset,
+ false, true, false, "glBufferStorageMemEXT");
}
+
+void GLAPIENTRY
+_mesa_BufferStorageMemEXT_no_error(GLenum target, GLsizeiptr size,
+ GLuint memory, GLuint64 offset)
+{
+ inlined_buffer_storage(target, 0, size, NULL, 0, memory, offset,
+ false, true, true, "glBufferStorageMemEXT");
+}
+
+
+void GLAPIENTRY
+_mesa_NamedBufferStorage_no_error(GLuint buffer, GLsizeiptr size,
+ const GLvoid *data, GLbitfield flags)
+{
+ /* In direct state access, buffer objects have an unspecified target
+ * since they are not required to be bound.
+ */
+ inlined_buffer_storage(GL_NONE, buffer, size, data, flags, GL_NONE, 0,
+ true, false, true, "glNamedBufferStorage");
+}
+
+
void GLAPIENTRY
_mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid *data,
GLbitfield flags)
{
- GET_CURRENT_CONTEXT(ctx);
- struct gl_buffer_object *bufObj;
+ /* In direct state access, buffer objects have an unspecified target
+ * since they are not required to be bound.
+ */
+ inlined_buffer_storage(GL_NONE, buffer, size, data, flags, GL_NONE, 0,
+ true, false, false, "glNamedBufferStorage");
+}
- bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, "glNamedBufferStorage");
- if (!bufObj)
- return;
+void GLAPIENTRY
+_mesa_NamedBufferStorageMemEXT(GLuint buffer, GLsizeiptr size,
+ GLuint memory, GLuint64 offset)
+{
+ inlined_buffer_storage(GL_NONE, buffer, size, GL_NONE, 0, memory, offset,
+ true, true, false, "glNamedBufferStorageMemEXT");
+}
- /*
- * In direct state access, buffer objects have an unspecified target since
- * they are not required to be bound.
- */
- _mesa_buffer_storage(ctx, bufObj, GL_NONE, size, data, flags,
- "glNamedBufferStorage");
+
+void GLAPIENTRY
+_mesa_NamedBufferStorageMemEXT_no_error(GLuint buffer, GLsizeiptr size,
+ GLuint memory, GLuint64 offset)
+{
+ inlined_buffer_storage(GL_NONE, buffer, size, GL_NONE, 0, memory, offset,
+ true, true, true, "glNamedBufferStorageMemEXT");
}
-void
-_mesa_buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
- GLenum target, GLsizeiptr size, const GLvoid *data,
- GLenum usage, const char *func)
+static ALWAYS_INLINE void
+buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLenum target, GLsizeiptr size, const GLvoid *data, GLenum usage,
+ const char *func, bool no_error)
{
bool valid_usage;
_mesa_enum_to_string(usage));
}
- if (size < 0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "%s(size < 0)", func);
- return;
- }
-
- switch (usage) {
- case GL_STREAM_DRAW_ARB:
- valid_usage = (ctx->API != API_OPENGLES);
- break;
-
- case GL_STATIC_DRAW_ARB:
- case GL_DYNAMIC_DRAW_ARB:
- valid_usage = true;
- break;
-
- case GL_STREAM_READ_ARB:
- case GL_STREAM_COPY_ARB:
- case GL_STATIC_READ_ARB:
- case GL_STATIC_COPY_ARB:
- case GL_DYNAMIC_READ_ARB:
- case GL_DYNAMIC_COPY_ARB:
- valid_usage = _mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx);
- break;
+ if (!no_error) {
+ if (size < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(size < 0)", func);
+ return;
+ }
- default:
- valid_usage = false;
- break;
- }
+ switch (usage) {
+ case GL_STREAM_DRAW_ARB:
+ valid_usage = (ctx->API != API_OPENGLES);
+ break;
+ case GL_STATIC_DRAW_ARB:
+ case GL_DYNAMIC_DRAW_ARB:
+ valid_usage = true;
+ break;
+ case GL_STREAM_READ_ARB:
+ case GL_STREAM_COPY_ARB:
+ case GL_STATIC_READ_ARB:
+ case GL_STATIC_COPY_ARB:
+ case GL_DYNAMIC_READ_ARB:
+ case GL_DYNAMIC_COPY_ARB:
+ valid_usage = _mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx);
+ break;
+ default:
+ valid_usage = false;
+ break;
+ }
- if (!valid_usage) {
- _mesa_error(ctx, GL_INVALID_ENUM, "%s(invalid usage: %s)", func,
- _mesa_enum_to_string(usage));
- return;
- }
+ if (!valid_usage) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(invalid usage: %s)", func,
+ _mesa_enum_to_string(usage));
+ return;
+ }
- if (bufObj->Immutable) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "%s(immutable)", func);
- return;
+ if (bufObj->Immutable || bufObj->HandleAllocated) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(immutable)", func);
+ return;
+ }
}
/* Unmap the existing buffer. We'll replace it now. Not an error. */
_mesa_buffer_unmap_all_mappings(ctx, bufObj);
- FLUSH_VERTICES(ctx, _NEW_BUFFER_OBJECT);
+ FLUSH_VERTICES(ctx, 0);
bufObj->Written = GL_TRUE;
bufObj->MinMaxCacheDirty = true;
GL_DYNAMIC_STORAGE_BIT,
bufObj)) {
if (target == GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD) {
- /* From GL_AMD_pinned_memory:
- *
- * INVALID_OPERATION is generated by BufferData if <target> is
- * EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, and the store cannot be
- * mapped to the GPU address space.
- */
- _mesa_error(ctx, GL_INVALID_OPERATION, "%s", func);
- }
- else {
+ if (!no_error) {
+ /* From GL_AMD_pinned_memory:
+ *
+ * INVALID_OPERATION is generated by BufferData if <target> is
+ * EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, and the store cannot be
+ * mapped to the GPU address space.
+ */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s", func);
+ }
+ } else {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "%s", func);
}
}
}
+static void
+buffer_data_error(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLenum target, GLsizeiptr size, const GLvoid *data,
+ GLenum usage, const char *func)
+{
+ buffer_data(ctx, bufObj, target, size, data, usage, func, false);
+}
+
+static void
+buffer_data_no_error(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLenum target, GLsizeiptr size, const GLvoid *data,
+ GLenum usage, const char *func)
+{
+ buffer_data(ctx, bufObj, target, size, data, usage, func, true);
+}
+
+void
+_mesa_buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLenum target, GLsizeiptr size, const GLvoid *data,
+ GLenum usage, const char *func)
+{
+ buffer_data_error(ctx, bufObj, target, size, data, usage, func);
+}
+
+void GLAPIENTRY
+_mesa_BufferData_no_error(GLenum target, GLsizeiptr size, const GLvoid *data,
+ GLenum usage)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object **bufObj = get_buffer_target(ctx, target);
+ buffer_data_no_error(ctx, *bufObj, target, size, data, usage,
+ "glBufferData");
+}
+
void GLAPIENTRY
_mesa_BufferData(GLenum target, GLsizeiptr size,
const GLvoid *data, GLenum usage)
"glBufferData");
}
+void GLAPIENTRY
+_mesa_NamedBufferData_no_error(GLuint buffer, GLsizeiptr size,
+ const GLvoid *data, GLenum usage)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+ buffer_data_no_error(ctx, bufObj, GL_NONE, size, data, usage,
+ "glNamedBufferData");
+}
+
void GLAPIENTRY
_mesa_NamedBufferData(GLuint buffer, GLsizeiptr size, const GLvoid *data,
GLenum usage)
}
-/**
- * Implementation for glBufferSubData and glNamedBufferSubData.
- *
- * \param ctx GL context.
- * \param bufObj The buffer object.
- * \param offset Offset of the first byte of the subdata range.
- * \param size Size, in bytes, of the subdata range.
- * \param data The data store.
- * \param func Name of calling function for recording errors.
- *
- */
-void
-_mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
- GLintptr offset, GLsizeiptr size, const GLvoid *data,
- const char *func)
+static bool
+validate_buffer_sub_data(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr size,
+ const char *func)
{
if (!buffer_object_subdata_range_good(ctx, bufObj, offset, size,
- false, func)) {
+ true, func)) {
/* error already recorded */
- return;
+ return false;
}
if (bufObj->Immutable &&
!(bufObj->StorageFlags & GL_DYNAMIC_STORAGE_BIT)) {
_mesa_error(ctx, GL_INVALID_OPERATION, "%s", func);
- return;
+ return false;
}
- if (size == 0)
- return;
-
- bufObj->NumSubDataCalls++;
-
if ((bufObj->Usage == GL_STATIC_DRAW ||
bufObj->Usage == GL_STATIC_COPY) &&
- bufObj->NumSubDataCalls >= BUFFER_WARNING_CALL_COUNT) {
+ bufObj->NumSubDataCalls >= BUFFER_WARNING_CALL_COUNT - 1) {
/* If the application declared the buffer as static draw/copy or stream
* draw, it should not be frequently modified with glBufferSubData.
*/
_mesa_enum_to_string(bufObj->Usage));
}
+ return true;
+}
+
+
+/**
+ * Implementation for glBufferSubData and glNamedBufferSubData.
+ *
+ * \param ctx GL context.
+ * \param bufObj The buffer object.
+ * \param offset Offset of the first byte of the subdata range.
+ * \param size Size, in bytes, of the subdata range.
+ * \param data The data store.
+ * \param func Name of calling function for recording errors.
+ *
+ */
+void
+_mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr size, const GLvoid *data)
+{
+ if (size == 0)
+ return;
+
+ bufObj->NumSubDataCalls++;
bufObj->Written = GL_TRUE;
bufObj->MinMaxCacheDirty = true;
ctx->Driver.BufferSubData(ctx, offset, size, data, bufObj);
}
-void GLAPIENTRY
-_mesa_BufferSubData(GLenum target, GLintptr offset,
- GLsizeiptr size, const GLvoid *data)
+
+static ALWAYS_INLINE void
+buffer_sub_data(GLenum target, GLuint buffer, GLintptr offset,
+ GLsizeiptr size, const GLvoid *data,
+ bool dsa, bool no_error, const char *func)
{
GET_CURRENT_CONTEXT(ctx);
struct gl_buffer_object *bufObj;
- bufObj = get_buffer(ctx, "glBufferSubData", target, GL_INVALID_OPERATION);
- if (!bufObj)
- return;
+ if (dsa) {
+ if (no_error) {
+ bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+ } else {
+ bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, func);
+ if (!bufObj)
+ return;
+ }
+ } else {
+ if (no_error) {
+ struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+ bufObj = *bufObjPtr;
+ } else {
+ bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
+ if (!bufObj)
+ return;
+ }
+ }
- _mesa_buffer_sub_data(ctx, bufObj, offset, size, data, "glBufferSubData");
+ if (no_error || validate_buffer_sub_data(ctx, bufObj, offset, size, func))
+ _mesa_buffer_sub_data(ctx, bufObj, offset, size, data);
}
+
void GLAPIENTRY
-_mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
- GLsizeiptr size, const GLvoid *data)
+_mesa_BufferSubData_no_error(GLenum target, GLintptr offset,
+ GLsizeiptr size, const GLvoid *data)
{
- GET_CURRENT_CONTEXT(ctx);
- struct gl_buffer_object *bufObj;
+ buffer_sub_data(target, 0, offset, size, data, false, true,
+ "glBufferSubData");
+}
- bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, "glNamedBufferSubData");
- if (!bufObj)
- return;
- _mesa_buffer_sub_data(ctx, bufObj, offset, size, data,
- "glNamedBufferSubData");
+void GLAPIENTRY
+_mesa_BufferSubData(GLenum target, GLintptr offset,
+ GLsizeiptr size, const GLvoid *data)
+{
+ buffer_sub_data(target, 0, offset, size, data, false, false,
+ "glBufferSubData");
+}
+
+void GLAPIENTRY
+_mesa_NamedBufferSubData_no_error(GLuint buffer, GLintptr offset,
+ GLsizeiptr size, const GLvoid *data)
+{
+ buffer_sub_data(0, buffer, offset, size, data, true, true,
+ "glNamedBufferSubData");
+}
+
+void GLAPIENTRY
+_mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
+ GLsizeiptr size, const GLvoid *data)
+{
+ buffer_sub_data(0, buffer, offset, size, data, true, false,
+ "glNamedBufferSubData");
}
/**
* \param subdata true if caller is *SubData, false if *Data
*/
-void
-_mesa_clear_buffer_sub_data(struct gl_context *ctx,
- struct gl_buffer_object *bufObj,
- GLenum internalformat,
- GLintptr offset, GLsizeiptr size,
- GLenum format, GLenum type,
- const GLvoid *data,
- const char *func, bool subdata)
+static ALWAYS_INLINE void
+clear_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLenum internalformat, GLintptr offset, GLsizeiptr size,
+ GLenum format, GLenum type, const GLvoid *data,
+ const char *func, bool subdata, bool no_error)
{
mesa_format mesaFormat;
GLubyte clearValue[MAX_PIXEL_BYTES];
GLsizeiptr clearValueSize;
/* This checks for disallowed mappings. */
- if (!buffer_object_subdata_range_good(ctx, bufObj, offset, size,
- subdata, func)) {
+ if (!no_error && !buffer_object_subdata_range_good(ctx, bufObj, offset, size,
+ subdata, func)) {
return;
}
- mesaFormat = validate_clear_buffer_format(ctx, internalformat,
- format, type, func);
+ if (no_error) {
+ mesaFormat = _mesa_get_texbuffer_format(ctx, internalformat);
+ } else {
+ mesaFormat = validate_clear_buffer_format(ctx, internalformat,
+ format, type, func);
+ }
- if (mesaFormat == MESA_FORMAT_NONE) {
+ if (mesaFormat == MESA_FORMAT_NONE)
return;
- }
clearValueSize = _mesa_get_format_bytes(mesaFormat);
- if (offset % clearValueSize != 0 || size % clearValueSize != 0) {
+ if (!no_error &&
+ (offset % clearValueSize != 0 || size % clearValueSize != 0)) {
_mesa_error(ctx, GL_INVALID_VALUE,
"%s(offset or size is not a multiple of "
"internalformat size)", func);
clearValue, clearValueSize, bufObj);
}
+static void
+clear_buffer_sub_data_error(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj,
+ GLenum internalformat, GLintptr offset,
+ GLsizeiptr size, GLenum format, GLenum type,
+ const GLvoid *data, const char *func, bool subdata)
+{
+ clear_buffer_sub_data(ctx, bufObj, internalformat, offset, size, format,
+ type, data, func, subdata, false);
+}
+
+
+static void
+clear_buffer_sub_data_no_error(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj,
+ GLenum internalformat, GLintptr offset,
+ GLsizeiptr size, GLenum format, GLenum type,
+ const GLvoid *data, const char *func,
+ bool subdata)
+{
+ clear_buffer_sub_data(ctx, bufObj, internalformat, offset, size, format,
+ type, data, func, subdata, true);
+}
+
+
+void GLAPIENTRY
+_mesa_ClearBufferData_no_error(GLenum target, GLenum internalformat,
+ GLenum format, GLenum type, const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object **bufObj = get_buffer_target(ctx, target);
+ clear_buffer_sub_data_no_error(ctx, *bufObj, internalformat, 0,
+ (*bufObj)->Size, format, type, data,
+ "glClearBufferData", false);
+}
+
+
void GLAPIENTRY
_mesa_ClearBufferData(GLenum target, GLenum internalformat, GLenum format,
GLenum type, const GLvoid *data)
if (!bufObj)
return;
- _mesa_clear_buffer_sub_data(ctx, bufObj, internalformat, 0, bufObj->Size,
- format, type, data,
- "glClearBufferData", false);
+ clear_buffer_sub_data_error(ctx, bufObj, internalformat, 0, bufObj->Size,
+ format, type, data, "glClearBufferData", false);
}
+
+void GLAPIENTRY
+_mesa_ClearNamedBufferData_no_error(GLuint buffer, GLenum internalformat,
+ GLenum format, GLenum type,
+ const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+ clear_buffer_sub_data_no_error(ctx, bufObj, internalformat, 0, bufObj->Size,
+ format, type, data, "glClearNamedBufferData",
+ false);
+}
+
+
void GLAPIENTRY
_mesa_ClearNamedBufferData(GLuint buffer, GLenum internalformat,
GLenum format, GLenum type, const GLvoid *data)
if (!bufObj)
return;
- _mesa_clear_buffer_sub_data(ctx, bufObj, internalformat, 0, bufObj->Size,
- format, type, data,
- "glClearNamedBufferData", false);
+ clear_buffer_sub_data_error(ctx, bufObj, internalformat, 0, bufObj->Size,
+ format, type, data, "glClearNamedBufferData",
+ false);
+}
+
+
+void GLAPIENTRY
+_mesa_ClearBufferSubData_no_error(GLenum target, GLenum internalformat,
+ GLintptr offset, GLsizeiptr size,
+ GLenum format, GLenum type,
+ const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object **bufObj = get_buffer_target(ctx, target);
+ clear_buffer_sub_data_no_error(ctx, *bufObj, internalformat, offset, size,
+ format, type, data, "glClearBufferSubData",
+ true);
}
if (!bufObj)
return;
- _mesa_clear_buffer_sub_data(ctx, bufObj, internalformat, offset, size,
- format, type, data,
- "glClearBufferSubData", true);
+ clear_buffer_sub_data_error(ctx, bufObj, internalformat, offset, size,
+ format, type, data, "glClearBufferSubData",
+ true);
+}
+
+
+void GLAPIENTRY
+_mesa_ClearNamedBufferSubData_no_error(GLuint buffer, GLenum internalformat,
+ GLintptr offset, GLsizeiptr size,
+ GLenum format, GLenum type,
+ const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+ clear_buffer_sub_data_no_error(ctx, bufObj, internalformat, offset, size,
+ format, type, data,
+ "glClearNamedBufferSubData", true);
}
+
void GLAPIENTRY
_mesa_ClearNamedBufferSubData(GLuint buffer, GLenum internalformat,
GLintptr offset, GLsizeiptr size,
if (!bufObj)
return;
- _mesa_clear_buffer_sub_data(ctx, bufObj, internalformat, offset, size,
- format, type, data,
- "glClearNamedBufferSubData", true);
+ clear_buffer_sub_data_error(ctx, bufObj, internalformat, offset, size,
+ format, type, data, "glClearNamedBufferSubData",
+ true);
+}
+
+static GLboolean
+unmap_buffer(struct gl_context *ctx, struct gl_buffer_object *bufObj)
+{
+ GLboolean status = ctx->Driver.UnmapBuffer(ctx, bufObj, MAP_USER);
+ bufObj->Mappings[MAP_USER].AccessFlags = 0;
+ assert(bufObj->Mappings[MAP_USER].Pointer == NULL);
+ assert(bufObj->Mappings[MAP_USER].Offset == 0);
+ assert(bufObj->Mappings[MAP_USER].Length == 0);
+
+ return status;
}
-
-GLboolean
-_mesa_unmap_buffer(struct gl_context *ctx, struct gl_buffer_object *bufObj,
- const char *func)
+static GLboolean
+validate_and_unmap_buffer(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj,
+ const char *func)
{
- GLboolean status = GL_TRUE;
ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
if (!_mesa_bufferobj_mapped(bufObj, MAP_USER)) {
}
#endif
- status = ctx->Driver.UnmapBuffer(ctx, bufObj, MAP_USER);
- bufObj->Mappings[MAP_USER].AccessFlags = 0;
- assert(bufObj->Mappings[MAP_USER].Pointer == NULL);
- assert(bufObj->Mappings[MAP_USER].Offset == 0);
- assert(bufObj->Mappings[MAP_USER].Length == 0);
+ return unmap_buffer(ctx, bufObj);
+}
- return status;
+GLboolean GLAPIENTRY
+_mesa_UnmapBuffer_no_error(GLenum target)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+ struct gl_buffer_object *bufObj = *bufObjPtr;
+
+ return unmap_buffer(ctx, bufObj);
}
GLboolean GLAPIENTRY
if (!bufObj)
return GL_FALSE;
- return _mesa_unmap_buffer(ctx, bufObj, "glUnmapBuffer");
+ return validate_and_unmap_buffer(ctx, bufObj, "glUnmapBuffer");
+}
+
+GLboolean GLAPIENTRY
+_mesa_UnmapNamedBuffer_no_error(GLuint buffer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+
+ return unmap_buffer(ctx, bufObj);
}
GLboolean GLAPIENTRY
if (!bufObj)
return GL_FALSE;
- return _mesa_unmap_buffer(ctx, bufObj, "glUnmapNamedBuffer");
+ return validate_and_unmap_buffer(ctx, bufObj, "glUnmapNamedBuffer");
}
}
-void
-_mesa_copy_buffer_sub_data(struct gl_context *ctx,
- struct gl_buffer_object *src,
- struct gl_buffer_object *dst,
- GLintptr readOffset, GLintptr writeOffset,
- GLsizeiptr size, const char *func)
+static void
+copy_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *src,
+ struct gl_buffer_object *dst, GLintptr readOffset,
+ GLintptr writeOffset, GLsizeiptr size, const char *func)
{
if (_mesa_check_disallowed_mapping(src)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
ctx->Driver.CopyBufferSubData(ctx, src, dst, readOffset, writeOffset, size);
}
+void GLAPIENTRY
+_mesa_CopyBufferSubData_no_error(GLenum readTarget, GLenum writeTarget,
+ GLintptr readOffset, GLintptr writeOffset,
+ GLsizeiptr size)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object **src_ptr = get_buffer_target(ctx, readTarget);
+ struct gl_buffer_object *src = *src_ptr;
+
+ struct gl_buffer_object **dst_ptr = get_buffer_target(ctx, writeTarget);
+ struct gl_buffer_object *dst = *dst_ptr;
+
+ dst->MinMaxCacheDirty = true;
+ ctx->Driver.CopyBufferSubData(ctx, src, dst, readOffset, writeOffset,
+ size);
+}
+
void GLAPIENTRY
_mesa_CopyBufferSubData(GLenum readTarget, GLenum writeTarget,
GLintptr readOffset, GLintptr writeOffset,
if (!dst)
return;
- _mesa_copy_buffer_sub_data(ctx, src, dst, readOffset, writeOffset, size,
- "glCopyBufferSubData");
+ copy_buffer_sub_data(ctx, src, dst, readOffset, writeOffset, size,
+ "glCopyBufferSubData");
+}
+
+void GLAPIENTRY
+_mesa_CopyNamedBufferSubData_no_error(GLuint readBuffer, GLuint writeBuffer,
+ GLintptr readOffset,
+ GLintptr writeOffset, GLsizeiptr size)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object *src = _mesa_lookup_bufferobj(ctx, readBuffer);
+ struct gl_buffer_object *dst = _mesa_lookup_bufferobj(ctx, writeBuffer);
+
+ dst->MinMaxCacheDirty = true;
+ ctx->Driver.CopyBufferSubData(ctx, src, dst, readOffset, writeOffset,
+ size);
}
void GLAPIENTRY
if (!dst)
return;
- _mesa_copy_buffer_sub_data(ctx, src, dst, readOffset, writeOffset, size,
- "glCopyNamedBufferSubData");
+ copy_buffer_sub_data(ctx, src, dst, readOffset, writeOffset, size,
+ "glCopyNamedBufferSubData");
}
-
-void *
-_mesa_map_buffer_range(struct gl_context *ctx,
- struct gl_buffer_object *bufObj,
- GLintptr offset, GLsizeiptr length,
- GLbitfield access, const char *func)
+static bool
+validate_map_buffer_range(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj, GLintptr offset,
+ GLsizeiptr length, GLbitfield access,
+ const char *func)
{
- void *map;
GLbitfield allowed_access;
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL);
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, false);
if (offset < 0) {
_mesa_error(ctx, GL_INVALID_VALUE,
"%s(offset %ld < 0)", func, (long) offset);
- return NULL;
+ return false;
}
if (length < 0) {
_mesa_error(ctx, GL_INVALID_VALUE,
"%s(length %ld < 0)", func, (long) length);
- return NULL;
+ return false;
}
/* Page 38 of the PDF of the OpenGL ES 3.0 spec says:
*/
if (length == 0) {
_mesa_error(ctx, GL_INVALID_OPERATION, "%s(length = 0)", func);
- return NULL;
+ return false;
}
allowed_access = GL_MAP_READ_BIT |
/* generate an error if any bits other than those allowed are set */
_mesa_error(ctx, GL_INVALID_VALUE,
"%s(access has undefined bits set)", func);
- return NULL;
+ return false;
}
if ((access & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)) == 0) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(access indicates neither read or write)", func);
- return NULL;
+ return false;
}
if ((access & GL_MAP_READ_BIT) &&
GL_MAP_UNSYNCHRONIZED_BIT))) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(read access with disallowed bits)", func);
- return NULL;
+ return false;
}
if ((access & GL_MAP_FLUSH_EXPLICIT_BIT) &&
((access & GL_MAP_WRITE_BIT) == 0)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(access has flush explicit without write)", func);
- return NULL;
+ return false;
}
if (access & GL_MAP_READ_BIT &&
!(bufObj->StorageFlags & GL_MAP_READ_BIT)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(buffer does not allow read access)", func);
- return NULL;
+ return false;
}
if (access & GL_MAP_WRITE_BIT &&
!(bufObj->StorageFlags & GL_MAP_WRITE_BIT)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(buffer does not allow write access)", func);
- return NULL;
+ return false;
}
if (access & GL_MAP_COHERENT_BIT &&
!(bufObj->StorageFlags & GL_MAP_COHERENT_BIT)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(buffer does not allow coherent access)", func);
- return NULL;
+ return false;
}
if (access & GL_MAP_PERSISTENT_BIT &&
!(bufObj->StorageFlags & GL_MAP_PERSISTENT_BIT)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(buffer does not allow persistent access)", func);
- return NULL;
+ return false;
}
if (offset + length > bufObj->Size) {
"%s(offset %lu + length %lu > buffer_size %lu)", func,
(unsigned long) offset, (unsigned long) length,
(unsigned long) bufObj->Size);
- return NULL;
+ return false;
}
if (_mesa_bufferobj_mapped(bufObj, MAP_USER)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(buffer already mapped)", func);
- return NULL;
- }
-
- if (!bufObj->Size) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s(buffer size = 0)", func);
- return NULL;
+ return false;
}
if (access & GL_MAP_WRITE_BIT) {
}
}
+ return true;
+}
+
+static void *
+map_buffer_range(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr length, GLbitfield access,
+ const char *func)
+{
+ if (!bufObj->Size) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s(buffer size = 0)", func);
+ return NULL;
+ }
+
assert(ctx->Driver.MapBufferRange);
- map = ctx->Driver.MapBufferRange(ctx, offset, length, access, bufObj,
- MAP_USER);
+ void *map = ctx->Driver.MapBufferRange(ctx, offset, length, access, bufObj,
+ MAP_USER);
if (!map) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "%s(map failed)", func);
}
return map;
}
+void * GLAPIENTRY
+_mesa_MapBufferRange_no_error(GLenum target, GLintptr offset,
+ GLsizeiptr length, GLbitfield access)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+ struct gl_buffer_object *bufObj = *bufObjPtr;
+
+ return map_buffer_range(ctx, bufObj, offset, length, access,
+ "glMapBufferRange");
+}
+
void * GLAPIENTRY
_mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length,
GLbitfield access)
if (!bufObj)
return NULL;
- return _mesa_map_buffer_range(ctx, bufObj, offset, length, access,
- "glMapBufferRange");
+ if (!validate_map_buffer_range(ctx, bufObj, offset, length, access,
+ "glMapBufferRange"))
+ return NULL;
+
+ return map_buffer_range(ctx, bufObj, offset, length, access,
+ "glMapBufferRange");
+}
+
+void * GLAPIENTRY
+_mesa_MapNamedBufferRange_no_error(GLuint buffer, GLintptr offset,
+ GLsizeiptr length, GLbitfield access)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+
+ return map_buffer_range(ctx, bufObj, offset, length, access,
+ "glMapNamedBufferRange");
}
void * GLAPIENTRY
if (!bufObj)
return NULL;
- return _mesa_map_buffer_range(ctx, bufObj, offset, length, access,
- "glMapNamedBufferRange");
+ if (!validate_map_buffer_range(ctx, bufObj, offset, length, access,
+ "glMapNamedBufferRange"))
+ return NULL;
+
+ return map_buffer_range(ctx, bufObj, offset, length, access,
+ "glMapNamedBufferRange");
}
/**
* Converts GLenum access from MapBuffer and MapNamedBuffer into
- * flags for input to _mesa_map_buffer_range.
+ * flags for input to map_buffer_range.
*
* \return true if the type of requested access is permissible.
*/
}
}
+void * GLAPIENTRY
+_mesa_MapBuffer_no_error(GLenum target, GLenum access)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ GLbitfield accessFlags;
+ get_map_buffer_access_flags(ctx, access, &accessFlags);
+
+ struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+ struct gl_buffer_object *bufObj = *bufObjPtr;
+
+ return map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
+ "glMapBuffer");
+}
+
void * GLAPIENTRY
_mesa_MapBuffer(GLenum target, GLenum access)
{
if (!bufObj)
return NULL;
- return _mesa_map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
- "glMapBuffer");
+ if (!validate_map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
+ "glMapBuffer"))
+ return NULL;
+
+ return map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
+ "glMapBuffer");
+}
+
+void * GLAPIENTRY
+_mesa_MapNamedBuffer_no_error(GLuint buffer, GLenum access)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ GLbitfield accessFlags;
+ get_map_buffer_access_flags(ctx, access, &accessFlags);
+
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+
+ return map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
+ "glMapNamedBuffer");
}
void * GLAPIENTRY
if (!bufObj)
return NULL;
- return _mesa_map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
- "glMapNamedBuffer");
+ if (!validate_map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
+ "glMapNamedBuffer"))
+ return NULL;
+
+ return map_buffer_range(ctx, bufObj, 0, bufObj->Size, accessFlags,
+ "glMapNamedBuffer");
}
-void
-_mesa_flush_mapped_buffer_range(struct gl_context *ctx,
- struct gl_buffer_object *bufObj,
- GLintptr offset, GLsizeiptr length,
- const char *func)
+static void
+flush_mapped_buffer_range(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr length,
+ const char *func)
{
if (!ctx->Extensions.ARB_map_buffer_range) {
_mesa_error(ctx, GL_INVALID_OPERATION,
MAP_USER);
}
+void GLAPIENTRY
+_mesa_FlushMappedBufferRange_no_error(GLenum target, GLintptr offset,
+ GLsizeiptr length)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+ struct gl_buffer_object *bufObj = *bufObjPtr;
+
+ if (ctx->Driver.FlushMappedBufferRange)
+ ctx->Driver.FlushMappedBufferRange(ctx, offset, length, bufObj,
+ MAP_USER);
+}
+
void GLAPIENTRY
_mesa_FlushMappedBufferRange(GLenum target, GLintptr offset,
GLsizeiptr length)
if (!bufObj)
return;
- _mesa_flush_mapped_buffer_range(ctx, bufObj, offset, length,
- "glFlushMappedBufferRange");
+ flush_mapped_buffer_range(ctx, bufObj, offset, length,
+ "glFlushMappedBufferRange");
+}
+
+void GLAPIENTRY
+_mesa_FlushMappedNamedBufferRange_no_error(GLuint buffer, GLintptr offset,
+ GLsizeiptr length)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+
+ if (ctx->Driver.FlushMappedBufferRange)
+ ctx->Driver.FlushMappedBufferRange(ctx, offset, length, bufObj,
+ MAP_USER);
}
void GLAPIENTRY
if (!bufObj)
return;
- _mesa_flush_mapped_buffer_range(ctx, bufObj, offset, length,
- "glFlushMappedNamedBufferRange");
-}
-
-
-/**
- * Binds a buffer object to a uniform buffer binding point.
- *
- * The caller is responsible for flushing vertices and updating
- * NewDriverState.
- */
-static void
-set_ubo_binding(struct gl_context *ctx,
- struct gl_uniform_buffer_binding *binding,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size,
- GLboolean autoSize)
-{
- _mesa_reference_buffer_object(ctx, &binding->BufferObject, bufObj);
-
- binding->Offset = offset;
- binding->Size = size;
- binding->AutomaticSize = autoSize;
-
- /* If this is a real buffer object, mark it has having been used
- * at some point as a UBO.
- */
- if (size >= 0)
- bufObj->UsageHistory |= USAGE_UNIFORM_BUFFER;
-}
-
-/**
- * Binds a buffer object to a shader storage buffer binding point.
- *
- * The caller is responsible for flushing vertices and updating
- * NewDriverState.
- */
-static void
-set_ssbo_binding(struct gl_context *ctx,
- struct gl_shader_storage_buffer_binding *binding,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size,
- GLboolean autoSize)
-{
- _mesa_reference_buffer_object(ctx, &binding->BufferObject, bufObj);
-
- binding->Offset = offset;
- binding->Size = size;
- binding->AutomaticSize = autoSize;
-
- /* If this is a real buffer object, mark it has having been used
- * at some point as a SSBO.
- */
- if (size >= 0)
- bufObj->UsageHistory |= USAGE_SHADER_STORAGE_BUFFER;
-}
-
-/**
- * Binds a buffer object to a uniform buffer binding point.
- *
- * Unlike set_ubo_binding(), this function also flushes vertices
- * and updates NewDriverState. It also checks if the binding
- * has actually changed before updating it.
- */
-static void
-bind_uniform_buffer(struct gl_context *ctx,
- GLuint index,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size,
- GLboolean autoSize)
-{
- struct gl_uniform_buffer_binding *binding =
- &ctx->UniformBufferBindings[index];
-
- if (binding->BufferObject == bufObj &&
- binding->Offset == offset &&
- binding->Size == size &&
- binding->AutomaticSize == autoSize) {
- return;
- }
-
- FLUSH_VERTICES(ctx, 0);
- ctx->NewDriverState |= ctx->DriverFlags.NewUniformBuffer;
-
- set_ubo_binding(ctx, binding, bufObj, offset, size, autoSize);
-}
-
-/**
- * Binds a buffer object to a shader storage buffer binding point.
- *
- * Unlike set_ssbo_binding(), this function also flushes vertices
- * and updates NewDriverState. It also checks if the binding
- * has actually changed before updating it.
- */
-static void
-bind_shader_storage_buffer(struct gl_context *ctx,
- GLuint index,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size,
- GLboolean autoSize)
-{
- struct gl_shader_storage_buffer_binding *binding =
- &ctx->ShaderStorageBufferBindings[index];
-
- if (binding->BufferObject == bufObj &&
- binding->Offset == offset &&
- binding->Size == size &&
- binding->AutomaticSize == autoSize) {
- return;
- }
+ flush_mapped_buffer_range(ctx, bufObj, offset, length,
+ "glFlushMappedNamedBufferRange");
+}
- FLUSH_VERTICES(ctx, 0);
- ctx->NewDriverState |= ctx->DriverFlags.NewShaderStorageBuffer;
+static void
+bind_buffer_range_uniform_buffer(struct gl_context *ctx, GLuint index,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr size)
+{
+ if (bufObj == ctx->Shared->NullBufferObj) {
+ offset = -1;
+ size = -1;
+ }
- set_ssbo_binding(ctx, binding, bufObj, offset, size, autoSize);
+ _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
+ bind_uniform_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
}
/**
* \param size size of the buffer object region
*/
static void
-bind_buffer_range_uniform_buffer(struct gl_context *ctx,
- GLuint index,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size)
+bind_buffer_range_uniform_buffer_err(struct gl_context *ctx, GLuint index,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr size)
{
if (index >= ctx->Const.MaxUniformBufferBindings) {
_mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(index=%d)", index);
return;
}
- if (bufObj == ctx->Shared->NullBufferObj) {
- offset = -1;
- size = -1;
- }
-
- _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
- bind_uniform_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
+ bind_buffer_range_uniform_buffer(ctx, index, bufObj, offset, size);
}
-/**
- * Bind a region of a buffer object to a shader storage block binding point.
- * \param index the shader storage buffer binding point index
- * \param bufObj the buffer object
- * \param offset offset to the start of buffer object region
- * \param size size of the buffer object region
- */
static void
bind_buffer_range_shader_storage_buffer(struct gl_context *ctx,
GLuint index,
GLintptr offset,
GLsizeiptr size)
{
- if (index >= ctx->Const.MaxShaderStorageBufferBindings) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(index=%d)", index);
- return;
- }
-
- if (offset & (ctx->Const.ShaderStorageBufferOffsetAlignment - 1)) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glBindBufferRange(offset misaligned %d/%d)", (int) offset,
- ctx->Const.ShaderStorageBufferOffsetAlignment);
- return;
- }
-
if (bufObj == ctx->Shared->NullBufferObj) {
offset = -1;
size = -1;
}
/**
- * Bind a buffer object to a uniform block binding point.
- * As above, but offset = 0.
+ * Bind a region of a buffer object to a shader storage block binding point.
+ * \param index the shader storage buffer binding point index
+ * \param bufObj the buffer object
+ * \param offset offset to the start of buffer object region
+ * \param size size of the buffer object region
*/
static void
-bind_buffer_base_uniform_buffer(struct gl_context *ctx,
- GLuint index,
- struct gl_buffer_object *bufObj)
+bind_buffer_range_shader_storage_buffer_err(struct gl_context *ctx,
+ GLuint index,
+ struct gl_buffer_object *bufObj,
+ GLintptr offset, GLsizeiptr size)
{
- if (index >= ctx->Const.MaxUniformBufferBindings) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferBase(index=%d)", index);
+ if (index >= ctx->Const.MaxShaderStorageBufferBindings) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(index=%d)", index);
return;
}
- _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
-
- if (bufObj == ctx->Shared->NullBufferObj)
- bind_uniform_buffer(ctx, index, bufObj, -1, -1, GL_TRUE);
- else
- bind_uniform_buffer(ctx, index, bufObj, 0, 0, GL_TRUE);
-}
-
-/**
- * Bind a buffer object to a shader storage block binding point.
- * As above, but offset = 0.
- */
-static void
-bind_buffer_base_shader_storage_buffer(struct gl_context *ctx,
- GLuint index,
- struct gl_buffer_object *bufObj)
-{
- if (index >= ctx->Const.MaxShaderStorageBufferBindings) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferBase(index=%d)", index);
+ if (offset & (ctx->Const.ShaderStorageBufferOffsetAlignment - 1)) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glBindBufferRange(offset misaligned %d/%d)", (int) offset,
+ ctx->Const.ShaderStorageBufferOffsetAlignment);
return;
}
- _mesa_reference_buffer_object(ctx, &ctx->ShaderStorageBuffer, bufObj);
-
- if (bufObj == ctx->Shared->NullBufferObj)
- bind_shader_storage_buffer(ctx, index, bufObj, -1, -1, GL_TRUE);
- else
- bind_shader_storage_buffer(ctx, index, bufObj, 0, 0, GL_TRUE);
-}
-
-/**
- * Binds a buffer object to an atomic buffer binding point.
- *
- * The caller is responsible for validating the offset,
- * flushing the vertices and updating NewDriverState.
- */
-static void
-set_atomic_buffer_binding(struct gl_context *ctx,
- struct gl_atomic_buffer_binding *binding,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size)
-{
- _mesa_reference_buffer_object(ctx, &binding->BufferObject, bufObj);
-
- if (bufObj == ctx->Shared->NullBufferObj) {
- binding->Offset = 0;
- binding->Size = 0;
- } else {
- binding->Offset = offset;
- binding->Size = size;
- bufObj->UsageHistory |= USAGE_ATOMIC_COUNTER_BUFFER;
- }
+ bind_buffer_range_shader_storage_buffer(ctx, index, bufObj, offset, size);
}
/**
* updating it.
*/
static void
-bind_atomic_buffer(struct gl_context *ctx,
- unsigned index,
- struct gl_buffer_object *bufObj,
- GLintptr offset,
- GLsizeiptr size,
- const char *name)
+bind_atomic_buffer_err(struct gl_context *ctx, unsigned index,
+ struct gl_buffer_object *bufObj, GLintptr offset,
+ GLsizeiptr size, const char *name)
{
- struct gl_atomic_buffer_binding *binding;
-
if (index >= ctx->Const.MaxAtomicBufferBindings) {
_mesa_error(ctx, GL_INVALID_VALUE, "%s(index=%d)", name, index);
return;
return;
}
- _mesa_reference_buffer_object(ctx, &ctx->AtomicBuffer, bufObj);
-
- binding = &ctx->AtomicBufferBindings[index];
- if (binding->BufferObject == bufObj &&
- binding->Offset == offset &&
- binding->Size == size) {
- return;
- }
-
- FLUSH_VERTICES(ctx, 0);
- ctx->NewDriverState |= ctx->DriverFlags.NewAtomicBuffer;
-
- set_atomic_buffer_binding(ctx, binding, bufObj, offset, size);
+ bind_atomic_buffer(ctx, index, bufObj, offset, size);
}
static inline bool
const GLsizeiptr *sizes)
{
if (offsets[index] < 0) {
- /* The ARB_multi_bind spec says:
- *
- * "An INVALID_VALUE error is generated by BindBuffersRange if any
- * value in <offsets> is less than zero (per binding)."
- */
+ /* The ARB_multi_bind spec says:
+ *
+ * "An INVALID_VALUE error is generated by BindBuffersRange if any
+ * value in <offsets> is less than zero (per binding)."
+ */
_mesa_error(ctx, GL_INVALID_VALUE,
"glBindBuffersRange(offsets[%u]=%" PRId64 " < 0)",
index, (int64_t) offsets[index]);
}
if (sizes[index] <= 0) {
- /* The ARB_multi_bind spec says:
- *
- * "An INVALID_VALUE error is generated by BindBuffersRange if any
- * value in <sizes> is less than or equal to zero (per binding)."
- */
+ /* The ARB_multi_bind spec says:
+ *
+ * "An INVALID_VALUE error is generated by BindBuffersRange if any
+ * value in <sizes> is less than or equal to zero (per binding)."
+ */
_mesa_error(ctx, GL_INVALID_VALUE,
"glBindBuffersRange(sizes[%u]=%" PRId64 " <= 0)",
index, (int64_t) sizes[index]);
unbind_uniform_buffers(struct gl_context *ctx, GLuint first, GLsizei count)
{
struct gl_buffer_object *bufObj = ctx->Shared->NullBufferObj;
- GLint i;
- for (i = 0; i < count; i++)
+ for (int i = 0; i < count; i++)
set_ubo_binding(ctx, &ctx->UniformBufferBindings[first + i],
bufObj, -1, -1, GL_TRUE);
}
GLsizei count)
{
struct gl_buffer_object *bufObj = ctx->Shared->NullBufferObj;
- GLint i;
- for (i = 0; i < count; i++)
+ for (int i = 0; i < count; i++)
set_ssbo_binding(ctx, &ctx->ShaderStorageBufferBindings[first + i],
bufObj, -1, -1, GL_TRUE);
}
const GLintptr *offsets, const GLsizeiptr *sizes,
const char *caller)
{
- GLint i;
-
if (!error_check_bind_uniform_buffers(ctx, first, count, caller))
return;
* parameters are valid and no other error occurs."
*/
- _mesa_begin_bufferobj_lookups(ctx);
+ _mesa_HashLockMutex(ctx->Shared->BufferObjects);
- for (i = 0; i < count; i++) {
+ for (int i = 0; i < count; i++) {
struct gl_uniform_buffer_binding *binding =
&ctx->UniformBufferBindings[first + i];
struct gl_buffer_object *bufObj;
}
}
- _mesa_end_bufferobj_lookups(ctx);
+ _mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
}
static void
const GLsizeiptr *sizes,
const char *caller)
{
- GLint i;
-
if (!error_check_bind_shader_storage_buffers(ctx, first, count, caller))
return;
* parameters are valid and no other error occurs."
*/
- _mesa_begin_bufferobj_lookups(ctx);
+ _mesa_HashLockMutex(ctx->Shared->BufferObjects);
- for (i = 0; i < count; i++) {
+ for (int i = 0; i < count; i++) {
struct gl_shader_storage_buffer_binding *binding =
&ctx->ShaderStorageBufferBindings[first + i];
struct gl_buffer_object *bufObj;
}
}
- _mesa_end_bufferobj_lookups(ctx);
+ _mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
}
static bool
GLuint first, GLsizei count)
{
struct gl_buffer_object * const bufObj = ctx->Shared->NullBufferObj;
- GLint i;
- for (i = 0; i < count; i++)
+ for (int i = 0; i < count; i++)
_mesa_set_transform_feedback_binding(ctx, tfObj, first + i,
bufObj, 0, 0);
}
{
struct gl_transform_feedback_object *tfObj =
ctx->TransformFeedback.CurrentObject;
- GLint i;
if (!error_check_bind_xfb_buffers(ctx, tfObj, first, count, caller))
return;
* parameters are valid and no other error occurs."
*/
- _mesa_begin_bufferobj_lookups(ctx);
+ _mesa_HashLockMutex(ctx->Shared->BufferObjects);
- for (i = 0; i < count; i++) {
+ for (int i = 0; i < count; i++) {
const GLuint index = first + i;
struct gl_buffer_object * const boundBufObj = tfObj->Buffers[index];
struct gl_buffer_object *bufObj;
GLsizeiptr size = 0;
if (range) {
- offset = offsets[i];
- size = sizes[i];
-
if (!bind_buffers_check_offset_and_size(ctx, i, offsets, sizes))
continue;
offset, size);
}
- _mesa_end_bufferobj_lookups(ctx);
+ _mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
}
static bool
unbind_atomic_buffers(struct gl_context *ctx, GLuint first, GLsizei count)
{
struct gl_buffer_object * const bufObj = ctx->Shared->NullBufferObj;
- GLint i;
- for (i = 0; i < count; i++)
+ for (int i = 0; i < count; i++)
set_atomic_buffer_binding(ctx, &ctx->AtomicBufferBindings[first + i],
bufObj, -1, -1);
}
const GLsizeiptr *sizes,
const char *caller)
{
- GLint i;
-
if (!error_check_bind_atomic_buffers(ctx, first, count, caller))
return;
* parameters are valid and no other error occurs."
*/
- _mesa_begin_bufferobj_lookups(ctx);
+ _mesa_HashLockMutex(ctx->Shared->BufferObjects);
- for (i = 0; i < count; i++) {
+ for (int i = 0; i < count; i++) {
struct gl_atomic_buffer_binding *binding =
&ctx->AtomicBufferBindings[first + i];
struct gl_buffer_object *bufObj;
set_atomic_buffer_binding(ctx, binding, bufObj, offset, size);
}
- _mesa_end_bufferobj_lookups(ctx);
+ _mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
}
-void GLAPIENTRY
-_mesa_BindBufferRange(GLenum target, GLuint index,
- GLuint buffer, GLintptr offset, GLsizeiptr size)
+static ALWAYS_INLINE void
+bind_buffer_range(GLenum target, GLuint index, GLuint buffer, GLintptr offset,
+ GLsizeiptr size, bool no_error)
{
GET_CURRENT_CONTEXT(ctx);
struct gl_buffer_object *bufObj;
bufObj = ctx->Shared->NullBufferObj;
} else {
bufObj = _mesa_lookup_bufferobj(ctx, buffer);
- }
- if (!_mesa_handle_bind_buffer_gen(ctx, buffer,
- &bufObj, "glBindBufferRange"))
- return;
+ if (!_mesa_handle_bind_buffer_gen(ctx, buffer,
+ &bufObj, "glBindBufferRange"))
+ return;
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glBindBufferRange(invalid buffer=%u)", buffer);
- return;
+ if (!no_error && !bufObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glBindBufferRange(invalid buffer=%u)", buffer);
+ return;
+ }
}
- if (buffer != 0) {
- if (size <= 0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(size=%d)",
- (int) size);
+ if (no_error) {
+ switch (target) {
+ case GL_TRANSFORM_FEEDBACK_BUFFER:
+ _mesa_bind_buffer_range_xfb(ctx, ctx->TransformFeedback.CurrentObject,
+ index, bufObj, offset, size);
return;
+ case GL_UNIFORM_BUFFER:
+ bind_buffer_range_uniform_buffer(ctx, index, bufObj, offset, size);
+ return;
+ case GL_SHADER_STORAGE_BUFFER:
+ bind_buffer_range_shader_storage_buffer(ctx, index, bufObj, offset,
+ size);
+ return;
+ case GL_ATOMIC_COUNTER_BUFFER:
+ bind_atomic_buffer(ctx, index, bufObj, offset, size);
+ return;
+ default:
+ unreachable("invalid BindBufferRange target with KHR_no_error");
+ }
+ } else {
+ if (buffer != 0) {
+ if (size <= 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(size=%d)",
+ (int) size);
+ return;
+ }
}
- }
- switch (target) {
- case GL_TRANSFORM_FEEDBACK_BUFFER:
- _mesa_bind_buffer_range_transform_feedback(ctx,
- ctx->TransformFeedback.CurrentObject,
- index, bufObj, offset, size,
- false);
- return;
- case GL_UNIFORM_BUFFER:
- bind_buffer_range_uniform_buffer(ctx, index, bufObj, offset, size);
- return;
- case GL_SHADER_STORAGE_BUFFER:
- bind_buffer_range_shader_storage_buffer(ctx, index, bufObj, offset, size);
- return;
- case GL_ATOMIC_COUNTER_BUFFER:
- bind_atomic_buffer(ctx, index, bufObj, offset, size,
- "glBindBufferRange");
- return;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferRange(target)");
- return;
+ switch (target) {
+ case GL_TRANSFORM_FEEDBACK_BUFFER:
+ if (!_mesa_validate_buffer_range_xfb(ctx,
+ ctx->TransformFeedback.CurrentObject,
+ index, bufObj, offset, size,
+ false))
+ return;
+
+ _mesa_bind_buffer_range_xfb(ctx, ctx->TransformFeedback.CurrentObject,
+ index, bufObj, offset, size);
+ return;
+ case GL_UNIFORM_BUFFER:
+ bind_buffer_range_uniform_buffer_err(ctx, index, bufObj, offset,
+ size);
+ return;
+ case GL_SHADER_STORAGE_BUFFER:
+ bind_buffer_range_shader_storage_buffer_err(ctx, index, bufObj,
+ offset, size);
+ return;
+ case GL_ATOMIC_COUNTER_BUFFER:
+ bind_atomic_buffer_err(ctx, index, bufObj, offset, size,
+ "glBindBufferRange");
+ return;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferRange(target)");
+ return;
+ }
}
}
+void GLAPIENTRY
+_mesa_BindBufferRange_no_error(GLenum target, GLuint index, GLuint buffer,
+ GLintptr offset, GLsizeiptr size)
+{
+ bind_buffer_range(target, index, buffer, offset, size, true);
+}
+
+void GLAPIENTRY
+_mesa_BindBufferRange(GLenum target, GLuint index,
+ GLuint buffer, GLintptr offset, GLsizeiptr size)
+{
+ bind_buffer_range(target, index, buffer, offset, size, false);
+}
+
void GLAPIENTRY
_mesa_BindBufferBase(GLenum target, GLuint index, GLuint buffer)
{
bufObj = ctx->Shared->NullBufferObj;
} else {
bufObj = _mesa_lookup_bufferobj(ctx, buffer);
- }
- if (!_mesa_handle_bind_buffer_gen(ctx, buffer,
- &bufObj, "glBindBufferBase"))
- return;
+ if (!_mesa_handle_bind_buffer_gen(ctx, buffer,
+ &bufObj, "glBindBufferBase"))
+ return;
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glBindBufferBase(invalid buffer=%u)", buffer);
- return;
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glBindBufferBase(invalid buffer=%u)", buffer);
+ return;
+ }
}
/* Note that there's some oddness in the GL 3.1-GL 3.3 specifications with
bind_buffer_base_shader_storage_buffer(ctx, index, bufObj);
return;
case GL_ATOMIC_COUNTER_BUFFER:
- bind_atomic_buffer(ctx, index, bufObj, 0, 0,
- "glBindBufferBase");
+ bind_atomic_buffer_err(ctx, index, bufObj, 0, 0,
+ "glBindBufferBase");
return;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferBase(target)");
}
}
+static ALWAYS_INLINE void
+invalidate_buffer_subdata(struct gl_context *ctx,
+ struct gl_buffer_object *bufObj, GLintptr offset,
+ GLsizeiptr length)
+{
+ if (ctx->Driver.InvalidateBufferSubData)
+ ctx->Driver.InvalidateBufferSubData(ctx, bufObj, offset, length);
+}
+
+void GLAPIENTRY
+_mesa_InvalidateBufferSubData_no_error(GLuint buffer, GLintptr offset,
+ GLsizeiptr length)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+ invalidate_buffer_subdata(ctx, bufObj, offset, length);
+}
+
void GLAPIENTRY
_mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
GLsizeiptr length)
bufObj = _mesa_lookup_bufferobj(ctx, buffer);
if (!bufObj || bufObj == &DummyBufferObject) {
_mesa_error(ctx, GL_INVALID_VALUE,
- "glInvalidateBufferSubData(name = 0x%x) invalid object",
+ "glInvalidateBufferSubData(name = %u) invalid object",
buffer);
return;
}
return;
}
- if (ctx->Driver.InvalidateBufferSubData)
- ctx->Driver.InvalidateBufferSubData(ctx, bufObj, offset, length);
+ invalidate_buffer_subdata(ctx, bufObj, offset, length);
+}
+
+void GLAPIENTRY
+_mesa_InvalidateBufferData_no_error(GLuint buffer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ struct gl_buffer_object *bufObj =_mesa_lookup_bufferobj(ctx, buffer);
+ invalidate_buffer_subdata(ctx, bufObj, 0, bufObj->Size);
}
void GLAPIENTRY
bufObj = _mesa_lookup_bufferobj(ctx, buffer);
if (!bufObj || bufObj == &DummyBufferObject) {
_mesa_error(ctx, GL_INVALID_VALUE,
- "glInvalidateBufferData(name = 0x%x) invalid object",
+ "glInvalidateBufferData(name = %u) invalid object",
buffer);
return;
}
return;
}
- if (ctx->Driver.InvalidateBufferSubData)
- ctx->Driver.InvalidateBufferSubData(ctx, bufObj, 0, bufObj->Size);
+ invalidate_buffer_subdata(ctx, bufObj, 0, bufObj->Size);
+}
+
+static void
+buffer_page_commitment(struct gl_context *ctx,
+ struct gl_buffer_object *bufferObj,
+ GLintptr offset, GLsizeiptr size,
+ GLboolean commit, const char *func)
+{
+ if (!(bufferObj->StorageFlags & GL_SPARSE_STORAGE_BIT_ARB)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(not a sparse buffer object)",
+ func);
+ return;
+ }
+
+ if (size < 0 || size > bufferObj->Size ||
+ offset < 0 || offset > bufferObj->Size - size) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(out of bounds)",
+ func);
+ return;
+ }
+
+ /* The GL_ARB_sparse_buffer extension specification says:
+ *
+ * "INVALID_VALUE is generated by BufferPageCommitmentARB if <offset> is
+ * not an integer multiple of SPARSE_BUFFER_PAGE_SIZE_ARB, or if <size>
+ * is not an integer multiple of SPARSE_BUFFER_PAGE_SIZE_ARB and does
+ * not extend to the end of the buffer's data store."
+ */
+ if (offset % ctx->Const.SparseBufferPageSize != 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(offset not aligned to page size)",
+ func);
+ return;
+ }
+
+ if (size % ctx->Const.SparseBufferPageSize != 0 &&
+ offset + size != bufferObj->Size) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(size not aligned to page size)",
+ func);
+ return;
+ }
+
+ ctx->Driver.BufferPageCommitment(ctx, bufferObj, offset, size, commit);
+}
+
+void GLAPIENTRY
+_mesa_BufferPageCommitmentARB(GLenum target, GLintptr offset, GLsizeiptr size,
+ GLboolean commit)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufferObj;
+
+ bufferObj = get_buffer(ctx, "glBufferPageCommitmentARB", target,
+ GL_INVALID_ENUM);
+ if (!bufferObj)
+ return;
+
+ buffer_page_commitment(ctx, bufferObj, offset, size, commit,
+ "glBufferPageCommitmentARB");
+}
+
+void GLAPIENTRY
+_mesa_NamedBufferPageCommitmentARB(GLuint buffer, GLintptr offset,
+ GLsizeiptr size, GLboolean commit)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufferObj;
+
+ bufferObj = _mesa_lookup_bufferobj(ctx, buffer);
+ if (!bufferObj || bufferObj == &DummyBufferObject) {
+ /* Note: the extension spec is not clear about the excpected error value. */
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glNamedBufferPageCommitmentARB(name = %u) invalid object",
+ buffer);
+ return;
+ }
+
+ buffer_page_commitment(ctx, bufferObj, offset, size, commit,
+ "glNamedBufferPageCommitmentARB");
}