#include "context.h"
#include "enums.h"
#include "imports.h"
-#include "macros.h"
+#include "hash.h"
#include "mtypes.h"
+#include "shaderimage.h"
+#include "teximage.h"
#include "texobj.h"
#include "texturebindless.h"
-#include "util/set.h"
#include "util/hash_table.h"
+/**
+ * Return the gl_texture_handle_object for a given 64-bit handle.
+ */
+static struct gl_texture_handle_object *
+lookup_texture_handle(struct gl_context *ctx, GLuint64 id)
+{
+ struct gl_texture_handle_object *texHandleObj;
+
+ mtx_lock(&ctx->Shared->HandlesMutex);
+ texHandleObj = (struct gl_texture_handle_object *)
+ _mesa_hash_table_u64_search(ctx->Shared->TextureHandles, id);
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+
+ return texHandleObj;
+}
+
+/**
+ * Return the gl_image_handle_object for a given 64-bit handle.
+ */
+static struct gl_image_handle_object *
+lookup_image_handle(struct gl_context *ctx, GLuint64 id)
+{
+ struct gl_image_handle_object *imgHandleObj;
+
+ mtx_lock(&ctx->Shared->HandlesMutex);
+ imgHandleObj = (struct gl_image_handle_object *)
+ _mesa_hash_table_u64_search(ctx->Shared->ImageHandles, id);
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+
+ return imgHandleObj;
+}
+
+/**
+ * Delete a texture handle in the shared state.
+ */
+static void
+delete_texture_handle(struct gl_context *ctx, GLuint64 id)
+{
+ mtx_lock(&ctx->Shared->HandlesMutex);
+ _mesa_hash_table_u64_remove(ctx->Shared->TextureHandles, id);
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+
+ ctx->Driver.DeleteTextureHandle(ctx, id);
+}
+
+/**
+ * Delete an image handle in the shared state.
+ */
+static void
+delete_image_handle(struct gl_context *ctx, GLuint64 id)
+{
+ mtx_lock(&ctx->Shared->HandlesMutex);
+ _mesa_hash_table_u64_remove(ctx->Shared->ImageHandles, id);
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+
+ ctx->Driver.DeleteImageHandle(ctx, id);
+}
+
+/**
+ * Return TRUE if the texture handle is resident in the current context.
+ */
+static inline bool
+is_texture_handle_resident(struct gl_context *ctx, GLuint64 handle)
+{
+ return _mesa_hash_table_u64_search(ctx->ResidentTextureHandles,
+ handle) != NULL;
+}
+
+/**
+ * Return TRUE if the image handle is resident in the current context.
+ */
+static inline bool
+is_image_handle_resident(struct gl_context *ctx, GLuint64 handle)
+{
+ return _mesa_hash_table_u64_search(ctx->ResidentImageHandles,
+ handle) != NULL;
+}
+
+/**
+ * Make a texture handle resident/non-resident in the current context.
+ */
+static void
+make_texture_handle_resident(struct gl_context *ctx,
+ struct gl_texture_handle_object *texHandleObj,
+ bool resident)
+{
+ struct gl_sampler_object *sampObj = NULL;
+ struct gl_texture_object *texObj = NULL;
+ GLuint64 handle = texHandleObj->handle;
+
+ if (resident) {
+ assert(!is_texture_handle_resident(ctx, handle));
+
+ _mesa_hash_table_u64_insert(ctx->ResidentTextureHandles, handle,
+ texHandleObj);
+
+ ctx->Driver.MakeTextureHandleResident(ctx, handle, GL_TRUE);
+
+ /* Reference the texture object (and the separate sampler if needed) to
+ * be sure it won't be deleted until it is not bound anywhere and there
+ * are no handles using the object that are resident in any context.
+ */
+ _mesa_reference_texobj(&texObj, texHandleObj->texObj);
+ if (texHandleObj->sampObj)
+ _mesa_reference_sampler_object(ctx, &sampObj, texHandleObj->sampObj);
+ } else {
+ assert(is_texture_handle_resident(ctx, handle));
+
+ _mesa_hash_table_u64_remove(ctx->ResidentTextureHandles, handle);
+
+ ctx->Driver.MakeTextureHandleResident(ctx, handle, GL_FALSE);
+
+ /* Unreference the texture object but keep the pointer intact, if
+ * refcount hits zero, the texture and all handles will be deleted.
+ */
+ texObj = texHandleObj->texObj;
+ _mesa_reference_texobj(&texObj, NULL);
+
+ /* Unreference the separate sampler object but keep the pointer intact,
+ * if refcount hits zero, the sampler and all handles will be deleted.
+ */
+ if (texHandleObj->sampObj) {
+ sampObj = texHandleObj->sampObj;
+ _mesa_reference_sampler_object(ctx, &sampObj, NULL);
+ }
+ }
+}
+
+/**
+ * Make an image handle resident/non-resident in the current context.
+ */
+static void
+make_image_handle_resident(struct gl_context *ctx,
+ struct gl_image_handle_object *imgHandleObj,
+ GLenum access, bool resident)
+{
+ struct gl_texture_object *texObj = NULL;
+ GLuint64 handle = imgHandleObj->handle;
+
+ if (resident) {
+ assert(!is_image_handle_resident(ctx, handle));
+
+ _mesa_hash_table_u64_insert(ctx->ResidentImageHandles, handle,
+ imgHandleObj);
+
+ ctx->Driver.MakeImageHandleResident(ctx, handle, access, GL_TRUE);
+
+ /* Reference the texture object to be sure it won't be deleted until it
+ * is not bound anywhere and there are no handles using the object that
+ * are resident in any context.
+ */
+ _mesa_reference_texobj(&texObj, imgHandleObj->imgObj.TexObj);
+ } else {
+ assert(is_image_handle_resident(ctx, handle));
+
+ _mesa_hash_table_u64_remove(ctx->ResidentImageHandles, handle);
+
+ ctx->Driver.MakeImageHandleResident(ctx, handle, access, GL_FALSE);
+
+ /* Unreference the texture object but keep the pointer intact, if
+ * refcount hits zero, the texture and all handles will be deleted.
+ */
+ texObj = imgHandleObj->imgObj.TexObj;
+ _mesa_reference_texobj(&texObj, NULL);
+ }
+}
+
+static struct gl_texture_handle_object *
+find_texhandleobj(struct gl_texture_object *texObj,
+ struct gl_sampler_object *sampObj)
+{
+ util_dynarray_foreach(&texObj->SamplerHandles,
+ struct gl_texture_handle_object *, texHandleObj) {
+ if ((*texHandleObj)->sampObj == sampObj)
+ return *texHandleObj;
+ }
+ return NULL;
+}
+
+static GLuint64
+get_texture_handle(struct gl_context *ctx, struct gl_texture_object *texObj,
+ struct gl_sampler_object *sampObj)
+{
+ bool separate_sampler = &texObj->Sampler != sampObj;
+ struct gl_texture_handle_object *texHandleObj;
+ GLuint64 handle;
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The handle for each texture or texture/sampler pair is unique; the same
+ * handle will be returned if GetTextureHandleARB is called multiple times
+ * for the same texture or if GetTextureSamplerHandleARB is called multiple
+ * times for the same texture/sampler pair."
+ */
+ mtx_lock(&ctx->Shared->HandlesMutex);
+ texHandleObj = find_texhandleobj(texObj, separate_sampler ? sampObj : NULL);
+ if (texHandleObj) {
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+ return texHandleObj->handle;
+ }
+
+ /* Request a new texture handle from the driver. */
+ handle = ctx->Driver.NewTextureHandle(ctx, texObj, sampObj);
+ if (!handle) {
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetTexture*HandleARB()");
+ return 0;
+ }
+
+ texHandleObj = CALLOC_STRUCT(gl_texture_handle_object);
+ if (!texHandleObj) {
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetTexture*HandleARB()");
+ return 0;
+ }
+
+ /* Store the handle into the texture object. */
+ texHandleObj->texObj = texObj;
+ texHandleObj->sampObj = separate_sampler ? sampObj : NULL;
+ texHandleObj->handle = handle;
+ util_dynarray_append(&texObj->SamplerHandles,
+ struct gl_texture_handle_object *, texHandleObj);
+
+ if (separate_sampler) {
+ /* Store the handle into the separate sampler if needed. */
+ util_dynarray_append(&sampObj->Handles,
+ struct gl_texture_handle_object *, texHandleObj);
+ }
+
+ /* When referenced by one or more handles, texture objects are immutable. */
+ texObj->HandleAllocated = true;
+ if (texObj->Target == GL_TEXTURE_BUFFER)
+ texObj->BufferObject->HandleAllocated = true;
+ sampObj->HandleAllocated = true;
+
+ /* Store the handle in the shared state for all contexts. */
+ _mesa_hash_table_u64_insert(ctx->Shared->TextureHandles, handle,
+ texHandleObj);
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+
+ return handle;
+}
+
+static struct gl_image_handle_object *
+find_imghandleobj(struct gl_texture_object *texObj, GLint level,
+ GLboolean layered, GLint layer, GLenum format)
+{
+ util_dynarray_foreach(&texObj->ImageHandles,
+ struct gl_image_handle_object *, imgHandleObj) {
+ struct gl_image_unit *u = &(*imgHandleObj)->imgObj;
+
+ if (u->TexObj == texObj && u->Level == level && u->Layered == layered &&
+ u->Layer == layer && u->Format == format)
+ return *imgHandleObj;
+ }
+ return NULL;
+}
+
+static GLuint64
+get_image_handle(struct gl_context *ctx, struct gl_texture_object *texObj,
+ GLint level, GLboolean layered, GLint layer, GLenum format)
+{
+ struct gl_image_handle_object *imgHandleObj;
+ struct gl_image_unit imgObj;
+ GLuint64 handle;
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The handle returned for each combination of <texture>, <level>,
+ * <layered>, <layer>, and <format> is unique; the same handle will be
+ * returned if GetImageHandleARB is called multiple times with the same
+ * parameters."
+ */
+ mtx_lock(&ctx->Shared->HandlesMutex);
+ imgHandleObj = find_imghandleobj(texObj, level, layered, layer, format);
+ if (imgHandleObj) {
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+ return imgHandleObj->handle;
+ }
+
+ imgObj.TexObj = texObj; /* weak reference */
+ imgObj.Level = level;
+ imgObj.Access = GL_READ_WRITE;
+ imgObj.Format = format;
+ imgObj._ActualFormat = _mesa_get_shader_image_format(format);
+
+ if (_mesa_tex_target_is_layered(texObj->Target)) {
+ imgObj.Layered = layered;
+ imgObj.Layer = layer;
+ imgObj._Layer = (imgObj.Layered ? 0 : imgObj.Layer);
+ } else {
+ imgObj.Layered = GL_FALSE;
+ imgObj.Layer = 0;
+ }
+
+ /* Request a new image handle from the driver. */
+ handle = ctx->Driver.NewImageHandle(ctx, &imgObj);
+ if (!handle) {
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetImageHandleARB()");
+ return 0;
+ }
+
+ imgHandleObj = CALLOC_STRUCT(gl_image_handle_object);
+ if (!imgHandleObj) {
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetImageHandleARB()");
+ return 0;
+ }
+
+ /* Store the handle into the texture object. */
+ memcpy(&imgHandleObj->imgObj, &imgObj, sizeof(struct gl_image_unit));
+ imgHandleObj->handle = handle;
+ util_dynarray_append(&texObj->ImageHandles,
+ struct gl_image_handle_object *, imgHandleObj);
+
+ /* When referenced by one or more handles, texture objects are immutable. */
+ texObj->HandleAllocated = true;
+ if (texObj->Target == GL_TEXTURE_BUFFER)
+ texObj->BufferObject->HandleAllocated = true;
+ texObj->Sampler.HandleAllocated = true;
+
+ /* Store the handle in the shared state for all contexts. */
+ _mesa_hash_table_u64_insert(ctx->Shared->ImageHandles, handle, imgHandleObj);
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+
+ return handle;
+}
+
+/**
+ * Init/free per-context resident handles.
+ */
+void
+_mesa_init_resident_handles(struct gl_context *ctx)
+{
+ ctx->ResidentTextureHandles = _mesa_hash_table_u64_create(NULL);
+ ctx->ResidentImageHandles = _mesa_hash_table_u64_create(NULL);
+}
+
+void
+_mesa_free_resident_handles(struct gl_context *ctx)
+{
+ _mesa_hash_table_u64_destroy(ctx->ResidentTextureHandles, NULL);
+ _mesa_hash_table_u64_destroy(ctx->ResidentImageHandles, NULL);
+}
+
+/**
+ * Init/free shared allocated handles.
+ */
+void
+_mesa_init_shared_handles(struct gl_shared_state *shared)
+{
+ shared->TextureHandles = _mesa_hash_table_u64_create(NULL);
+ shared->ImageHandles = _mesa_hash_table_u64_create(NULL);
+ mtx_init(&shared->HandlesMutex, mtx_recursive);
+}
+
+void
+_mesa_free_shared_handles(struct gl_shared_state *shared)
+{
+ _mesa_hash_table_u64_destroy(shared->TextureHandles, NULL);
+ _mesa_hash_table_u64_destroy(shared->ImageHandles, NULL);
+ mtx_destroy(&shared->HandlesMutex);
+}
+
+/**
+ * Init/free texture/image handles per-texture object.
+ */
+void
+_mesa_init_texture_handles(struct gl_texture_object *texObj)
+{
+ util_dynarray_init(&texObj->SamplerHandles, NULL);
+ util_dynarray_init(&texObj->ImageHandles, NULL);
+}
+
+void
+_mesa_make_texture_handles_non_resident(struct gl_context *ctx,
+ struct gl_texture_object *texObj)
+{
+ mtx_lock(&ctx->Shared->HandlesMutex);
+
+ /* Texture handles */
+ util_dynarray_foreach(&texObj->SamplerHandles,
+ struct gl_texture_handle_object *, texHandleObj) {
+ if (is_texture_handle_resident(ctx, (*texHandleObj)->handle))
+ make_texture_handle_resident(ctx, *texHandleObj, false);
+ }
+
+ /* Image handles */
+ util_dynarray_foreach(&texObj->ImageHandles,
+ struct gl_image_handle_object *, imgHandleObj) {
+ if (is_image_handle_resident(ctx, (*imgHandleObj)->handle))
+ make_image_handle_resident(ctx, *imgHandleObj, GL_READ_ONLY, false);
+ }
+
+ mtx_unlock(&ctx->Shared->HandlesMutex);
+}
+
+void
+_mesa_delete_texture_handles(struct gl_context *ctx,
+ struct gl_texture_object *texObj)
+{
+ /* Texture handles */
+ util_dynarray_foreach(&texObj->SamplerHandles,
+ struct gl_texture_handle_object *, texHandleObj) {
+ struct gl_sampler_object *sampObj = (*texHandleObj)->sampObj;
+
+ if (sampObj) {
+ /* Delete the handle in the separate sampler object. */
+ util_dynarray_delete_unordered(&sampObj->Handles,
+ struct gl_texture_handle_object *,
+ *texHandleObj);
+ }
+ delete_texture_handle(ctx, (*texHandleObj)->handle);
+ free(*texHandleObj);
+ }
+ util_dynarray_fini(&texObj->SamplerHandles);
+
+ /* Image handles */
+ util_dynarray_foreach(&texObj->ImageHandles,
+ struct gl_image_handle_object *, imgHandleObj) {
+ delete_image_handle(ctx, (*imgHandleObj)->handle);
+ free(*imgHandleObj);
+ }
+ util_dynarray_fini(&texObj->ImageHandles);
+}
+
+/**
+ * Init/free texture handles per-sampler object.
+ */
+void
+_mesa_init_sampler_handles(struct gl_sampler_object *sampObj)
+{
+ util_dynarray_init(&sampObj->Handles, NULL);
+}
+
+void
+_mesa_delete_sampler_handles(struct gl_context *ctx,
+ struct gl_sampler_object *sampObj)
+{
+ util_dynarray_foreach(&sampObj->Handles,
+ struct gl_texture_handle_object *, texHandleObj) {
+ struct gl_texture_object *texObj = (*texHandleObj)->texObj;
+
+ /* Delete the handle in the texture object. */
+ util_dynarray_delete_unordered(&texObj->SamplerHandles,
+ struct gl_texture_handle_object *,
+ *texHandleObj);
+
+ delete_texture_handle(ctx, (*texHandleObj)->handle);
+ free(*texHandleObj);
+ }
+ util_dynarray_fini(&sampObj->Handles);
+}
+
+static GLboolean
+is_sampler_border_color_valid(struct gl_sampler_object *samp)
+{
+ static const GLfloat valid_float_border_colors[4][4] = {
+ { 0.0, 0.0, 0.0, 0.0 },
+ { 0.0, 0.0, 0.0, 1.0 },
+ { 1.0, 1.0, 1.0, 0.0 },
+ { 1.0, 1.0, 1.0, 1.0 },
+ };
+ static const GLint valid_integer_border_colors[4][4] = {
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 1 },
+ { 1, 1, 1, 0 },
+ { 1, 1, 1, 1 },
+ };
+ size_t size = sizeof(samp->BorderColor.ui);
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated if the border color (taken from
+ * the embedded sampler for GetTextureHandleARB or from the <sampler> for
+ * GetTextureSamplerHandleARB) is not one of the following allowed values.
+ * If the texture's base internal format is signed or unsigned integer,
+ * allowed values are (0,0,0,0), (0,0,0,1), (1,1,1,0), and (1,1,1,1). If
+ * the base internal format is not integer, allowed values are
+ * (0.0,0.0,0.0,0.0), (0.0,0.0,0.0,1.0), (1.0,1.0,1.0,0.0), and
+ * (1.0,1.0,1.0,1.0)."
+ */
+ if (!memcmp(samp->BorderColor.f, valid_float_border_colors[0], size) ||
+ !memcmp(samp->BorderColor.f, valid_float_border_colors[1], size) ||
+ !memcmp(samp->BorderColor.f, valid_float_border_colors[2], size) ||
+ !memcmp(samp->BorderColor.f, valid_float_border_colors[3], size))
+ return GL_TRUE;
+
+ if (!memcmp(samp->BorderColor.ui, valid_integer_border_colors[0], size) ||
+ !memcmp(samp->BorderColor.ui, valid_integer_border_colors[1], size) ||
+ !memcmp(samp->BorderColor.ui, valid_integer_border_colors[2], size) ||
+ !memcmp(samp->BorderColor.ui, valid_integer_border_colors[3], size))
+ return GL_TRUE;
+
+ return GL_FALSE;
+}
+
GLuint64 GLAPIENTRY
_mesa_GetTextureHandleARB(GLuint texture)
{
- return 0;
+ struct gl_texture_object *texObj = NULL;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureHandleARB(unsupported)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_VALUE is generated by GetTextureHandleARB or
+ * GetTextureSamplerHandleARB if <texture> is zero or not the name of an
+ * existing texture object."
+ */
+ if (texture > 0)
+ texObj = _mesa_lookup_texture(ctx, texture);
+
+ if (!texObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetTextureHandleARB(texture)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by GetTextureHandleARB or
+ * GetTextureSamplerHandleARB if the texture object specified by <texture>
+ * is not complete."
+ */
+ if (!_mesa_is_texture_complete(texObj, &texObj->Sampler)) {
+ _mesa_test_texobj_completeness(ctx, texObj);
+ if (!_mesa_is_texture_complete(texObj, &texObj->Sampler)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureHandleARB(incomplete texture)");
+ return 0;
+ }
+ }
+
+ if (!is_sampler_border_color_valid(&texObj->Sampler)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureHandleARB(invalid border color)");
+ return 0;
+ }
+
+ return get_texture_handle(ctx, texObj, &texObj->Sampler);
}
GLuint64 GLAPIENTRY
_mesa_GetTextureSamplerHandleARB(GLuint texture, GLuint sampler)
{
- return 0;
+ struct gl_texture_object *texObj = NULL;
+ struct gl_sampler_object *sampObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureSamplerHandleARB(unsupported)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_VALUE is generated by GetTextureHandleARB or
+ * GetTextureSamplerHandleARB if <texture> is zero or not the name of an
+ * existing texture object."
+ */
+ if (texture > 0)
+ texObj = _mesa_lookup_texture(ctx, texture);
+
+ if (!texObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glGetTextureSamplerHandleARB(texture)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_VALUE is generated by GetTextureSamplerHandleARB if
+ * <sampler> is zero or is not the name of an existing sampler object."
+ */
+ sampObj = _mesa_lookup_samplerobj(ctx, sampler);
+ if (!sampObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glGetTextureSamplerHandleARB(sampler)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by GetTextureHandleARB or
+ * GetTextureSamplerHandleARB if the texture object specified by <texture>
+ * is not complete."
+ */
+ if (!_mesa_is_texture_complete(texObj, sampObj)) {
+ _mesa_test_texobj_completeness(ctx, texObj);
+ if (!_mesa_is_texture_complete(texObj, sampObj)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureSamplerHandleARB(incomplete texture)");
+ return 0;
+ }
+ }
+
+ if (!is_sampler_border_color_valid(sampObj)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureSamplerHandleARB(invalid border color)");
+ return 0;
+ }
+
+ return get_texture_handle(ctx, texObj, sampObj);
}
void GLAPIENTRY
_mesa_MakeTextureHandleResidentARB(GLuint64 handle)
{
+ struct gl_texture_handle_object *texHandleObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeTextureHandleResidentARB(unsupported)");
+ return;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by MakeTextureHandleResidentARB
+ * if <handle> is not a valid texture handle, or if <handle> is already
+ * resident in the current GL context."
+ */
+ texHandleObj = lookup_texture_handle(ctx, handle);
+ if (!texHandleObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeTextureHandleResidentARB(handle)");
+ return;
+ }
+
+ if (is_texture_handle_resident(ctx, handle)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeTextureHandleResidentARB(already resident)");
+ return;
+ }
+
+ make_texture_handle_resident(ctx, texHandleObj, true);
}
void GLAPIENTRY
_mesa_MakeTextureHandleNonResidentARB(GLuint64 handle)
{
+ struct gl_texture_handle_object *texHandleObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeTextureHandleNonResidentARB(unsupported)");
+ return;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by
+ * MakeTextureHandleNonResidentARB if <handle> is not a valid texture
+ * handle, or if <handle> is not resident in the current GL context."
+ */
+ texHandleObj = lookup_texture_handle(ctx, handle);
+ if (!texHandleObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeTextureHandleNonResidentARB(handle)");
+ return;
+ }
+
+ if (!is_texture_handle_resident(ctx, handle)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeTextureHandleNonResidentARB(not resident)");
+ return;
+ }
+
+ make_texture_handle_resident(ctx, texHandleObj, false);
}
GLuint64 GLAPIENTRY
_mesa_GetImageHandleARB(GLuint texture, GLint level, GLboolean layered,
GLint layer, GLenum format)
{
- return 0;
+ struct gl_texture_object *texObj = NULL;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx) ||
+ !_mesa_has_ARB_shader_image_load_store(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetImageHandleARB(unsupported)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_VALUE is generated by GetImageHandleARB if <texture>
+ * is zero or not the name of an existing texture object, if the image for
+ * <level> does not existing in <texture>, or if <layered> is FALSE and
+ * <layer> is greater than or equal to the number of layers in the image at
+ * <level>."
+ */
+ if (texture > 0)
+ texObj = _mesa_lookup_texture(ctx, texture);
+
+ if (!texObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetImageHandleARB(texture)");
+ return 0;
+ }
+
+ if (level < 0 || level >= _mesa_max_texture_levels(ctx, texObj->Target)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetImageHandleARB(level)");
+ return 0;
+ }
+
+ if (!layered && layer > _mesa_get_texture_layers(texObj, level)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetImageHandleARB(layer)");
+ return 0;
+ }
+
+ if (!_mesa_is_shader_image_format_supported(ctx, format)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetImageHandleARB(format)");
+ return 0;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by GetImageHandleARB if the
+ * texture object <texture> is not complete or if <layered> is TRUE and
+ * <texture> is not a three-dimensional, one-dimensional array, two
+ * dimensional array, cube map, or cube map array texture."
+ */
+ if (!_mesa_is_texture_complete(texObj, &texObj->Sampler)) {
+ _mesa_test_texobj_completeness(ctx, texObj);
+ if (!_mesa_is_texture_complete(texObj, &texObj->Sampler)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetImageHandleARB(incomplete texture)");
+ return 0;
+ }
+ }
+
+ if (layered && !_mesa_tex_target_is_layered(texObj->Target)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetImageHandleARB(not layered)");
+ return 0;
+ }
+
+ return get_image_handle(ctx, texObj, level, layered, layer, format);
}
void GLAPIENTRY
_mesa_MakeImageHandleResidentARB(GLuint64 handle, GLenum access)
{
+ struct gl_image_handle_object *imgHandleObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx) ||
+ !_mesa_has_ARB_shader_image_load_store(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeImageHandleResidentARB(unsupported)");
+ return;
+ }
+
+ if (access != GL_READ_ONLY &&
+ access != GL_WRITE_ONLY &&
+ access != GL_READ_WRITE) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glMakeImageHandleResidentARB(access)");
+ return;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by MakeImageHandleResidentARB
+ * if <handle> is not a valid image handle, or if <handle> is already
+ * resident in the current GL context."
+ */
+ imgHandleObj = lookup_image_handle(ctx, handle);
+ if (!imgHandleObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeImageHandleResidentARB(handle)");
+ return;
+ }
+
+ if (is_image_handle_resident(ctx, handle)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeImageHandleResidentARB(already resident)");
+ return;
+ }
+
+ make_image_handle_resident(ctx, imgHandleObj, access, true);
}
void GLAPIENTRY
_mesa_MakeImageHandleNonResidentARB(GLuint64 handle)
{
+ struct gl_image_handle_object *imgHandleObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx) ||
+ !_mesa_has_ARB_shader_image_load_store(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeImageHandleNonResidentARB(unsupported)");
+ return;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION is generated by
+ * MakeImageHandleNonResidentARB if <handle> is not a valid image handle,
+ * or if <handle> is not resident in the current GL context."
+ */
+ imgHandleObj = lookup_image_handle(ctx, handle);
+ if (!imgHandleObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeImageHandleNonResidentARB(handle)");
+ return;
+ }
+
+ if (!is_image_handle_resident(ctx, handle)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMakeImageHandleNonResidentARB(not resident)");
+ return;
+ }
+
+ make_image_handle_resident(ctx, imgHandleObj, GL_READ_ONLY, false);
}
GLboolean GLAPIENTRY
_mesa_IsTextureHandleResidentARB(GLuint64 handle)
{
- return GL_FALSE;
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glIsTextureHandleResidentARB(unsupported)");
+ return GL_FALSE;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION will be generated by
+ * IsTextureHandleResidentARB and IsImageHandleResidentARB if <handle> is
+ * not a valid texture or image handle, respectively."
+ */
+ if (!lookup_texture_handle(ctx, handle)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glIsTextureHandleResidentARB(handle)");
+ return GL_FALSE;
+ }
+
+ return is_texture_handle_resident(ctx, handle);
}
GLboolean GLAPIENTRY
_mesa_IsImageHandleResidentARB(GLuint64 handle)
{
- return GL_FALSE;
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_has_ARB_bindless_texture(ctx) ||
+ !_mesa_has_ARB_shader_image_load_store(ctx)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glIsImageHandleResidentARB(unsupported)");
+ return GL_FALSE;
+ }
+
+ /* The ARB_bindless_texture spec says:
+ *
+ * "The error INVALID_OPERATION will be generated by
+ * IsTextureHandleResidentARB and IsImageHandleResidentARB if <handle> is
+ * not a valid texture or image handle, respectively."
+ */
+ if (!lookup_image_handle(ctx, handle)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glIsImageHandleResidentARB(handle)");
+ return GL_FALSE;
+ }
+
+ return is_image_handle_resident(ctx, handle);
}
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