#include <stdio.h>
#include "bufferobj.h"
-#include "colortab.h"
#include "context.h"
#include "enums.h"
#include "fbobject.h"
#include "hash.h"
#include "imports.h"
#include "macros.h"
+#include "shaderimage.h"
#include "teximage.h"
#include "texobj.h"
#include "texstate.h"
#include "mtypes.h"
#include "program/prog_instruction.h"
+#include "texturebindless.h"
struct gl_texture_object *
_mesa_lookup_texture_err(struct gl_context *ctx, GLuint id, const char* func)
{
- struct gl_texture_object *texObj;
+ struct gl_texture_object *texObj = NULL;
- texObj = _mesa_lookup_texture(ctx, id); /* Returns NULL if not found. */
+ if (id > 0)
+ texObj = _mesa_lookup_texture(ctx, id); /* Returns NULL if not found. */
if (!texObj)
_mesa_error(ctx, GL_INVALID_OPERATION, "%s(texture)", func);
return texObj;
}
-void
-_mesa_begin_texture_lookups(struct gl_context *ctx)
-{
- _mesa_HashLockMutex(ctx->Shared->TexObjects);
-}
-
-
-void
-_mesa_end_texture_lookups(struct gl_context *ctx)
-{
- _mesa_HashUnlockMutex(ctx->Shared->TexObjects);
-}
-
struct gl_texture_object *
_mesa_lookup_texture_locked(struct gl_context *ctx, GLuint id)
return texUnit->CurrentTex[TEXTURE_3D_INDEX];
case GL_PROXY_TEXTURE_3D:
return ctx->Texture.ProxyTex[TEXTURE_3D_INDEX];
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- case GL_TEXTURE_CUBE_MAP_ARB:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+ case GL_TEXTURE_CUBE_MAP:
return ctx->Extensions.ARB_texture_cube_map
? texUnit->CurrentTex[TEXTURE_CUBE_INDEX] : NULL;
- case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
+ case GL_PROXY_TEXTURE_CUBE_MAP:
return ctx->Extensions.ARB_texture_cube_map
? ctx->Texture.ProxyTex[TEXTURE_CUBE_INDEX] : NULL;
case GL_TEXTURE_CUBE_MAP_ARRAY:
- return ctx->Extensions.ARB_texture_cube_map_array
+ return _mesa_has_texture_cube_map_array(ctx)
? texUnit->CurrentTex[TEXTURE_CUBE_ARRAY_INDEX] : NULL;
case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY:
- return ctx->Extensions.ARB_texture_cube_map_array
+ return _mesa_has_texture_cube_map_array(ctx)
? ctx->Texture.ProxyTex[TEXTURE_CUBE_ARRAY_INDEX] : NULL;
case GL_TEXTURE_RECTANGLE_NV:
return ctx->Extensions.NV_texture_rectangle
case GL_PROXY_TEXTURE_2D_ARRAY_EXT:
return arrayTex ? ctx->Texture.ProxyTex[TEXTURE_2D_ARRAY_INDEX] : NULL;
case GL_TEXTURE_BUFFER:
- return ctx->API == API_OPENGL_CORE &&
- ctx->Extensions.ARB_texture_buffer_object ?
+ return (_mesa_has_ARB_texture_buffer_object(ctx) ||
+ _mesa_has_OES_texture_buffer(ctx)) ?
texUnit->CurrentTex[TEXTURE_BUFFER_INDEX] : NULL;
case GL_TEXTURE_EXTERNAL_OES:
return _mesa_is_gles(ctx) && ctx->Extensions.OES_EGL_image_external
* \param shared the shared GL state structure to contain the texture object
* \param name integer name for the texture object
* \param target either GL_TEXTURE_1D, GL_TEXTURE_2D, GL_TEXTURE_3D,
- * GL_TEXTURE_CUBE_MAP_ARB or GL_TEXTURE_RECTANGLE_NV. zero is ok for the sake
+ * GL_TEXTURE_CUBE_MAP or GL_TEXTURE_RECTANGLE_NV. zero is ok for the sake
* of GenTextures()
*
* \return pointer to new texture object.
*/
struct gl_texture_object *
-_mesa_new_texture_object( struct gl_context *ctx, GLuint name, GLenum target )
+_mesa_new_texture_object(struct gl_context *ctx, GLuint name, GLenum target)
{
struct gl_texture_object *obj;
- (void) ctx;
+
obj = MALLOC_STRUCT(gl_texture_object);
+ if (!obj)
+ return NULL;
+
_mesa_initialize_texture_object(ctx, obj, name, target);
return obj;
}
target == GL_TEXTURE_1D ||
target == GL_TEXTURE_2D ||
target == GL_TEXTURE_3D ||
- target == GL_TEXTURE_CUBE_MAP_ARB ||
+ target == GL_TEXTURE_CUBE_MAP ||
target == GL_TEXTURE_RECTANGLE_NV ||
target == GL_TEXTURE_1D_ARRAY_EXT ||
target == GL_TEXTURE_2D_ARRAY_EXT ||
obj->RefCount = 1;
obj->Name = name;
obj->Target = target;
+ if (target != 0) {
+ obj->TargetIndex = _mesa_tex_target_to_index(ctx, target);
+ }
+ else {
+ obj->TargetIndex = NUM_TEXTURE_TARGETS; /* invalid/error value */
+ }
obj->Priority = 1.0F;
obj->BaseLevel = 0;
obj->MaxLevel = 1000;
obj->DepthMode = ctx->API == API_OPENGL_CORE ? GL_RED : GL_LUMINANCE;
obj->StencilSampling = false;
obj->Sampler.CubeMapSeamless = GL_FALSE;
+ obj->Sampler.HandleAllocated = GL_FALSE;
obj->Swizzle[0] = GL_RED;
obj->Swizzle[1] = GL_GREEN;
obj->Swizzle[2] = GL_BLUE;
obj->BufferObjectFormat = GL_R8;
obj->_BufferObjectFormat = MESA_FORMAT_R_UNORM8;
obj->ImageFormatCompatibilityType = GL_IMAGE_FORMAT_COMPATIBILITY_BY_SIZE;
+
+ /* GL_ARB_bindless_texture */
+ _mesa_init_texture_handles(obj);
}
*/
static void
finish_texture_init(struct gl_context *ctx, GLenum target,
- struct gl_texture_object *obj)
+ struct gl_texture_object *obj, int targetIndex)
{
GLenum filter = GL_LINEAR;
assert(obj->Target == 0);
+ obj->Target = target;
+ obj->TargetIndex = targetIndex;
+ assert(obj->TargetIndex < NUM_TEXTURE_TARGETS);
+
switch (target) {
case GL_TEXTURE_2D_MULTISAMPLE:
case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
obj->Sampler.MinFilter = filter;
obj->Sampler.MagFilter = filter;
if (ctx->Driver.TexParameter) {
- static const GLfloat fparam_wrap[1] = {(GLfloat) GL_CLAMP_TO_EDGE};
- const GLfloat fparam_filter[1] = {(GLfloat) filter};
- ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_WRAP_S, fparam_wrap);
- ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_WRAP_T, fparam_wrap);
- ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_WRAP_R, fparam_wrap);
- ctx->Driver.TexParameter(ctx, obj,
- GL_TEXTURE_MIN_FILTER, fparam_filter);
- ctx->Driver.TexParameter(ctx, obj,
- GL_TEXTURE_MAG_FILTER, fparam_filter);
+ /* XXX we probably don't need to make all these calls */
+ ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_WRAP_S);
+ ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_WRAP_T);
+ ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_WRAP_R);
+ ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_MIN_FILTER);
+ ctx->Driver.TexParameter(ctx, obj, GL_TEXTURE_MAG_FILTER);
}
break;
}
}
+ /* Delete all texture/image handles. */
+ _mesa_delete_texture_handles(ctx, texObj);
+
_mesa_reference_buffer_object(ctx, &texObj->BufferObject, NULL);
/* destroy the mutex -- it may have allocated memory (eg on bsd) */
case GL_TEXTURE_1D:
case GL_TEXTURE_2D:
case GL_TEXTURE_3D:
- case GL_TEXTURE_CUBE_MAP_ARB:
+ case GL_TEXTURE_CUBE_MAP:
case GL_TEXTURE_RECTANGLE_NV:
case GL_TEXTURE_1D_ARRAY_EXT:
case GL_TEXTURE_2D_ARRAY_EXT:
/* reference new texture */
assert(valid_texture_object(tex));
mtx_lock(&tex->Mutex);
- if (tex->RefCount == 0) {
- /* this texture's being deleted (look just above) */
- /* Not sure this can every really happen. Warn if it does. */
- _mesa_problem(NULL, "referencing deleted texture object");
- *ptr = NULL;
- }
- else {
- tex->RefCount++;
- *ptr = tex;
- }
+ assert(tex->RefCount > 0);
+
+ tex->RefCount++;
+ *ptr = tex;
mtx_unlock(&tex->Mutex);
}
}
case GL_TEXTURE_3D:
maxLevels = ctx->Const.Max3DTextureLevels;
break;
- case GL_TEXTURE_CUBE_MAP_ARB:
+ case GL_TEXTURE_CUBE_MAP:
case GL_TEXTURE_CUBE_MAP_ARRAY:
maxLevels = ctx->Const.MaxCubeTextureLevels;
break;
return;
}
- if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) {
- /* Make sure that all six cube map level 0 images are the same size.
+ if (t->Target == GL_TEXTURE_CUBE_MAP) {
+ /* Make sure that all six cube map level 0 images are the same size and
+ * format.
* Note: we know that the image's width==height (we enforce that
* at glTexImage time) so we only need to test the width here.
*/
incomplete(t, BASE, "Cube face missing or mismatched size");
return;
}
+ if (t->Image[face][baseLevel]->InternalFormat !=
+ baseImage->InternalFormat) {
+ incomplete(t, BASE, "Cube face format mismatch");
+ return;
+ }
+ if (t->Image[face][baseLevel]->Border != baseImage->Border) {
+ incomplete(t, BASE, "Cube face border size mismatch");
+ return;
+ }
}
}
incomplete(t, MIPMAP, "TexImage[%d] is missing", i);
return;
}
- if (img->TexFormat != baseImage->TexFormat) {
+ if (img->InternalFormat != baseImage->InternalFormat) {
incomplete(t, MIPMAP, "Format[i] != Format[baseLevel]");
return;
}
img->Depth2);
return;
}
-
- /* Extra checks for cube textures */
- if (face > 0) {
- /* check that cube faces are the same size */
- if (img->Width2 != t->Image[0][i]->Width2 ||
- img->Height2 != t->Image[0][i]->Height2) {
- incomplete(t, MIPMAP, "CubeMap Image[n][i] bad size");
- return;
- }
- }
}
}
if (texObj->Target != GL_TEXTURE_CUBE_MAP)
return GL_FALSE;
- /* Make sure we have enough image planes for a cube map. */
- if (texObj->NumLayers < 6)
- return GL_FALSE;
-
if ((level < 0) || (level >= MAX_TEXTURE_LEVELS))
return GL_FALSE;
{
texObj->_BaseComplete = GL_FALSE;
texObj->_MipmapComplete = GL_FALSE;
- ctx->NewState |= _NEW_TEXTURE;
+ ctx->NewState |= _NEW_TEXTURE_OBJECT;
}
/* need a loop here just for cube maps */
for (face = 0; face < numFaces; face++) {
- GLenum faceTarget;
-
- if (target == GL_TEXTURE_CUBE_MAP)
- faceTarget = GL_TEXTURE_CUBE_MAP_POSITIVE_X + face;
- else
- faceTarget = target;
+ const GLenum faceTarget = _mesa_cube_face_target(target, face);
/* initialize level[0] texture image */
texImage = _mesa_get_tex_image(ctx, texObj, faceTarget, 0);
return t;
}
-/**
- * Wrapper for the driver function. Need this because _mesa_new_texture_object
- * permits a target of 0 and does not initialize targetIndex.
- */
-struct gl_texture_object *
-_mesa_create_nameless_texture(struct gl_context *ctx, GLenum target)
-{
- struct gl_texture_object *texObj = NULL;
- GLint targetIndex;
-
- if (target == 0)
- return texObj;
-
- texObj = ctx->Driver.NewTextureObject(ctx, 0, target);
- targetIndex = _mesa_tex_target_to_index(ctx, texObj->Target);
- assert(targetIndex < NUM_TEXTURE_TARGETS);
- texObj->TargetIndex = targetIndex;
-
- return texObj;
-}
/**
* Helper function for glCreateTextures and glGenTextures. Need this because
* glCreateTextures should throw errors if target = 0. This is not exposed to
* the rest of Mesa to encourage Mesa internals to use nameless textures,
* which do not require expensive hash lookups.
+ * \param target either 0 or a valid / error-checked texture target enum
*/
static void
create_textures(struct gl_context *ctx, GLenum target,
- GLsizei n, GLuint *textures, bool dsa)
+ GLsizei n, GLuint *textures, const char *caller)
{
GLuint first;
GLint i;
- const char *func = dsa ? "Create" : "Gen";
-
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "gl%sTextures %d\n", func, n);
-
- if (n < 0) {
- _mesa_error( ctx, GL_INVALID_VALUE, "gl%sTextures(n < 0)", func );
- return;
- }
if (!textures)
return;
/*
* This must be atomic (generation and allocation of texture IDs)
*/
- mtx_lock(&ctx->Shared->Mutex);
+ _mesa_HashLockMutex(ctx->Shared->TexObjects);
first = _mesa_HashFindFreeKeyBlock(ctx->Shared->TexObjects, n);
/* Allocate new, empty texture objects */
for (i = 0; i < n; i++) {
struct gl_texture_object *texObj;
- GLint targetIndex;
GLuint name = first + i;
texObj = ctx->Driver.NewTextureObject(ctx, name, target);
if (!texObj) {
- mtx_unlock(&ctx->Shared->Mutex);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "gl%sTextures", func);
+ _mesa_HashUnlockMutex(ctx->Shared->TexObjects);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s", caller);
return;
}
- /* Initialize the target index if target is non-zero. */
- if (target != 0) {
- targetIndex = _mesa_tex_target_to_index(ctx, texObj->Target);
- if (targetIndex < 0) { /* Bad Target */
- mtx_unlock(&ctx->Shared->Mutex);
- _mesa_error(ctx, GL_INVALID_ENUM, "gl%sTextures(target = %s)",
- func, _mesa_lookup_enum_by_nr(texObj->Target));
- return;
- }
- assert(targetIndex < NUM_TEXTURE_TARGETS);
- texObj->TargetIndex = targetIndex;
- }
-
/* insert into hash table */
- _mesa_HashInsert(ctx->Shared->TexObjects, texObj->Name, texObj);
+ _mesa_HashInsertLocked(ctx->Shared->TexObjects, texObj->Name, texObj);
textures[i] = name;
}
- mtx_unlock(&ctx->Shared->Mutex);
+ _mesa_HashUnlockMutex(ctx->Shared->TexObjects);
+}
+
+
+static void
+create_textures_err(struct gl_context *ctx, GLenum target,
+ GLsizei n, GLuint *textures, const char *caller)
+{
+ if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
+ _mesa_debug(ctx, "%s %d\n", caller, n);
+
+ if (n < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(n < 0)", caller);
+ return;
+ }
+
+ create_textures(ctx, target, n, textures, caller);
}
/*@}*/
_mesa_GenTextures(GLsizei n, GLuint *textures)
{
GET_CURRENT_CONTEXT(ctx);
- create_textures(ctx, 0, n, textures, false);
+ create_textures_err(ctx, 0, n, textures, "glGenTextures");
}
/**
return;
}
- create_textures(ctx, target, n, textures, true);
+ create_textures_err(ctx, target, n, textures, "glCreateTextures");
}
/**
const gl_texture_index index = texObj->TargetIndex;
GLuint u;
- if (texObj->Target == 0)
+ if (texObj->Target == 0) {
+ /* texture was never bound */
return;
+ }
+
+ assert(index < NUM_TEXTURE_TARGETS);
for (u = 0; u < ctx->Texture.NumCurrentTexUsed; u++) {
struct gl_texture_unit *unit = &ctx->Texture.Unit[u];
for (i = 0; i < ctx->Const.MaxImageUnits; i++) {
struct gl_image_unit *unit = &ctx->ImageUnits[i];
- if (texObj == unit->TexObj)
+ if (texObj == unit->TexObj) {
_mesa_reference_texobj(&unit->TexObj, NULL);
+ *unit = _mesa_default_image_unit(ctx);
+ }
}
}
ctx->Driver.BindTexture(ctx, unit, 0, texObj);
texUnit->_BoundTextures &= ~(1 << index);
- ctx->NewState |= _NEW_TEXTURE;
+ ctx->NewState |= _NEW_TEXTURE_OBJECT;
}
}
*/
unbind_texobj_from_image_units(ctx, delObj);
+ /* Make all handles that reference this texture object non-resident
+ * in the current context.
+ */
+ _mesa_make_texture_handles_non_resident(ctx, delObj);
+
_mesa_unlock_texture(ctx, delObj);
- ctx->NewState |= _NEW_TEXTURE;
+ ctx->NewState |= _NEW_TEXTURE_OBJECT;
/* The texture _name_ is now free for re-use.
* Remove it from the hash table now.
*/
- mtx_lock(&ctx->Shared->Mutex);
_mesa_HashRemove(ctx->Shared->TexObjects, delObj->Name);
- mtx_unlock(&ctx->Shared->Mutex);
/* Unreference the texobj. If refcount hits zero, the texture
* will be deleted.
}
}
-/**
- * This deletes a texObj without altering the hash table.
- */
-void
-_mesa_delete_nameless_texture(struct gl_context *ctx,
- struct gl_texture_object *texObj)
-{
- if (!texObj)
- return;
-
- FLUSH_VERTICES(ctx, 0);
-
- _mesa_lock_texture(ctx, texObj);
- {
- /* Check if texture is bound to any framebuffer objects.
- * If so, unbind.
- * See section 4.4.2.3 of GL_EXT_framebuffer_object.
- */
- unbind_texobj_from_fbo(ctx, texObj);
-
- /* Check if this texture is currently bound to any texture units.
- * If so, unbind it.
- */
- unbind_texobj_from_texunits(ctx, texObj);
-
- /* Check if this texture is currently bound to any shader
- * image unit. If so, unbind it.
- * See section 3.9.X of GL_ARB_shader_image_load_store.
- */
- unbind_texobj_from_image_units(ctx, texObj);
- }
- _mesa_unlock_texture(ctx, texObj);
-
- ctx->NewState |= _NEW_TEXTURE;
-
- /* Unreference the texobj. If refcount hits zero, the texture
- * will be deleted.
- */
- _mesa_reference_texobj(&texObj, NULL);
-}
-
/**
* Convert a GL texture target enum such as GL_TEXTURE_2D or GL_TEXTURE_3D
|| _mesa_is_gles3(ctx)
? TEXTURE_2D_ARRAY_INDEX : -1;
case GL_TEXTURE_BUFFER:
- return ctx->API == API_OPENGL_CORE &&
- ctx->Extensions.ARB_texture_buffer_object ?
+ return (_mesa_has_ARB_texture_buffer_object(ctx) ||
+ _mesa_has_OES_texture_buffer(ctx)) ?
TEXTURE_BUFFER_INDEX : -1;
case GL_TEXTURE_EXTERNAL_OES:
return _mesa_is_gles(ctx) && ctx->Extensions.OES_EGL_image_external
? TEXTURE_EXTERNAL_INDEX : -1;
case GL_TEXTURE_CUBE_MAP_ARRAY:
- return _mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_cube_map_array
+ return _mesa_has_texture_cube_map_array(ctx)
? TEXTURE_CUBE_ARRAY_INDEX : -1;
case GL_TEXTURE_2D_MULTISAMPLE:
- return _mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_multisample
- ? TEXTURE_2D_MULTISAMPLE_INDEX: -1;
+ return ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_multisample) ||
+ _mesa_is_gles31(ctx)) ? TEXTURE_2D_MULTISAMPLE_INDEX: -1;
case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
- return _mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_multisample
+ return ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_multisample) ||
+ _mesa_is_gles31(ctx))
? TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX: -1;
default:
return -1;
/**
- * Bind a named texture to a texturing target.
+ * Do actual texture binding. All error checking should have been done prior
+ * to calling this function. Note that the texture target (1D, 2D, etc) is
+ * always specified by the texObj->TargetIndex.
+ *
+ * \param unit index of texture unit to update
+ * \param texObj the new texture object (cannot be NULL)
+ */
+static void
+bind_texture(struct gl_context *ctx,
+ unsigned unit,
+ struct gl_texture_object *texObj)
+{
+ struct gl_texture_unit *texUnit;
+ int targetIndex;
+
+ assert(unit < ARRAY_SIZE(ctx->Texture.Unit));
+ texUnit = &ctx->Texture.Unit[unit];
+
+ assert(texObj);
+ assert(valid_texture_object(texObj));
+
+ targetIndex = texObj->TargetIndex;
+ assert(targetIndex >= 0);
+ assert(targetIndex < NUM_TEXTURE_TARGETS);
+
+ /* Check if this texture is only used by this context and is already bound.
+ * If so, just return. For GL_OES_image_external, rebinding the texture
+ * always must invalidate cached resources.
+ */
+ if (targetIndex != TEXTURE_EXTERNAL_INDEX) {
+ bool early_out;
+ mtx_lock(&ctx->Shared->Mutex);
+ early_out = ((ctx->Shared->RefCount == 1)
+ && (texObj == texUnit->CurrentTex[targetIndex]));
+ mtx_unlock(&ctx->Shared->Mutex);
+ if (early_out) {
+ return;
+ }
+ }
+
+ /* flush before changing binding */
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE_OBJECT);
+
+ /* If the refcount on the previously bound texture is decremented to
+ * zero, it'll be deleted here.
+ */
+ _mesa_reference_texobj(&texUnit->CurrentTex[targetIndex], texObj);
+
+ ctx->Texture.NumCurrentTexUsed = MAX2(ctx->Texture.NumCurrentTexUsed,
+ unit + 1);
+
+ if (texObj->Name != 0)
+ texUnit->_BoundTextures |= (1 << targetIndex);
+ else
+ texUnit->_BoundTextures &= ~(1 << targetIndex);
+
+ /* Pass BindTexture call to device driver */
+ if (ctx->Driver.BindTexture) {
+ ctx->Driver.BindTexture(ctx, unit, texObj->Target, texObj);
+ }
+}
+
+
+/**
+ * Implement glBindTexture(). Do error checking, look-up or create a new
+ * texture object, then bind it in the current texture unit.
*
* \param target texture target.
* \param texName texture name.
- *
- * \sa glBindTexture().
- *
- * Determines the old texture object bound and returns immediately if rebinding
- * the same texture. Get the current texture which is either a default texture
- * if name is null, a named texture from the hash, or a new texture if the
- * given texture name is new. Increments its reference count, binds it, and
- * calls dd_function_table::BindTexture. Decrements the old texture reference
- * count and deletes it if it reaches zero.
*/
void GLAPIENTRY
_mesa_BindTexture( GLenum target, GLuint texName )
{
GET_CURRENT_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = _mesa_get_current_tex_unit(ctx);
struct gl_texture_object *newTexObj = NULL;
- GLint targetIndex;
if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
_mesa_debug(ctx, "glBindTexture %s %d\n",
- _mesa_lookup_enum_by_nr(target), (GLint) texName);
+ _mesa_enum_to_string(target), (GLint) texName);
- targetIndex = _mesa_tex_target_to_index(ctx, target);
+ int targetIndex = _mesa_tex_target_to_index(ctx, target);
if (targetIndex < 0) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBindTexture(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBindTexture(target = %s)",
+ _mesa_enum_to_string(target));
return;
}
assert(targetIndex < NUM_TEXTURE_TARGETS);
return;
}
if (newTexObj->Target == 0) {
- finish_texture_init(ctx, target, newTexObj);
+ finish_texture_init(ctx, target, newTexObj, targetIndex);
}
}
else {
}
/* and insert it into hash table */
- mtx_lock(&ctx->Shared->Mutex);
_mesa_HashInsert(ctx->Shared->TexObjects, texName, newTexObj);
- mtx_unlock(&ctx->Shared->Mutex);
- }
- newTexObj->Target = target;
- newTexObj->TargetIndex = targetIndex;
- }
-
- assert(valid_texture_object(newTexObj));
-
- /* Check if this texture is only used by this context and is already bound.
- * If so, just return.
- */
- {
- GLboolean early_out;
- mtx_lock(&ctx->Shared->Mutex);
- early_out = ((ctx->Shared->RefCount == 1)
- && (newTexObj == texUnit->CurrentTex[targetIndex]));
- mtx_unlock(&ctx->Shared->Mutex);
- if (early_out) {
- return;
}
}
- /* flush before changing binding */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
-
- /* Do the actual binding. The refcount on the previously bound
- * texture object will be decremented. It'll be deleted if the
- * count hits zero.
- */
- _mesa_reference_texobj(&texUnit->CurrentTex[targetIndex], newTexObj);
- ctx->Texture.NumCurrentTexUsed = MAX2(ctx->Texture.NumCurrentTexUsed,
- ctx->Texture.CurrentUnit + 1);
- assert(texUnit->CurrentTex[targetIndex]);
-
- if (texName != 0)
- texUnit->_BoundTextures |= (1 << targetIndex);
- else
- texUnit->_BoundTextures &= ~(1 << targetIndex);
+ assert(newTexObj->Target == target);
+ assert(newTexObj->TargetIndex == targetIndex);
- /* Pass BindTexture call to device driver */
- if (ctx->Driver.BindTexture)
- ctx->Driver.BindTexture(ctx, ctx->Texture.CurrentUnit, target, newTexObj);
+ bind_texture(ctx, ctx->Texture.CurrentUnit, newTexObj);
}
-/**
- * Do the actual binding to a numbered texture unit.
- * The refcount on the previously bound
- * texture object will be decremented. It'll be deleted if the
- * count hits zero.
- */
-void
-_mesa_bind_texture_unit(struct gl_context *ctx,
- GLuint unit,
- struct gl_texture_object *texObj)
-{
- struct gl_texture_unit *texUnit;
-
- /* Get the texture unit (this is an array look-up) */
- texUnit = _mesa_get_tex_unit_err(ctx, unit, "glBindTextureUnit");
- if (!texUnit)
- return;
-
- /* Check if this texture is only used by this context and is already bound.
- * If so, just return.
- */
- {
- bool early_out;
- mtx_lock(&ctx->Shared->Mutex);
- early_out = ((ctx->Shared->RefCount == 1)
- && (texObj == texUnit->CurrentTex[texObj->TargetIndex]));
- mtx_unlock(&ctx->Shared->Mutex);
- if (early_out) {
- return;
- }
- }
-
- /* flush before changing binding */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
-
- _mesa_reference_texobj(&texUnit->CurrentTex[texObj->TargetIndex],
- texObj);
- assert(texUnit->CurrentTex[texObj->TargetIndex]);
- ctx->Texture.NumCurrentTexUsed = MAX2(ctx->Texture.NumCurrentTexUsed,
- unit + 1);
- texUnit->_BoundTextures |= (1 << texObj->TargetIndex);
-
-
- /* Pass BindTexture call to device driver */
- if (ctx->Driver.BindTexture) {
- ctx->Driver.BindTexture(ctx, unit, texObj->Target, texObj);
- }
-}
/**
- * Bind a named texture to the specified texture unit.
+ * OpenGL 4.5 / GL_ARB_direct_state_access glBindTextureUnit().
*
* \param unit texture unit.
* \param texture texture name.
* If the named texture is not 0 or a recognized texture name, this throws
* GL_INVALID_OPERATION.
*/
-void GLAPIENTRY
-_mesa_BindTextureUnit(GLuint unit, GLuint texture)
+static ALWAYS_INLINE void
+bind_texture_unit(struct gl_context *ctx, GLuint unit, GLuint texture,
+ bool no_error)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_texture_object *texObj;
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glBindTextureUnit %s %d\n",
- _mesa_lookup_enum_by_nr(GL_TEXTURE0+unit), (GLint) texture);
-
/* Section 8.1 (Texture Objects) of the OpenGL 4.5 core profile spec
* (20141030) says:
* "When texture is zero, each of the targets enumerated at the
/* Get the non-default texture object */
texObj = _mesa_lookup_texture(ctx, texture);
+ if (!no_error) {
+ /* Error checking */
+ if (!texObj) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glBindTextureUnit(non-gen name)");
+ return;
+ }
- /* Error checking */
- if (!texObj) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glBindTextureUnit(non-gen name)");
- return;
+ if (texObj->Target == 0) {
+ /* Texture object was gen'd but never bound so the target is not set */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glBindTextureUnit(target)");
+ return;
+ }
}
- if (texObj->Target == 0) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBindTextureUnit(target)");
+
+ assert(valid_texture_object(texObj));
+
+ bind_texture(ctx, unit, texObj);
+}
+
+
+void GLAPIENTRY
+_mesa_BindTextureUnit_no_error(GLuint unit, GLuint texture)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ bind_texture_unit(ctx, unit, texture, true);
+}
+
+
+void GLAPIENTRY
+_mesa_BindTextureUnit(GLuint unit, GLuint texture)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (unit >= _mesa_max_tex_unit(ctx)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glBindTextureUnit(unit=%u)", unit);
return;
}
- assert(valid_texture_object(texObj));
- _mesa_bind_texture_unit(ctx, unit, texObj);
+ if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
+ _mesa_debug(ctx, "glBindTextureUnit %s %d\n",
+ _mesa_enum_to_string(GL_TEXTURE0+unit), (GLint) texture);
+
+ bind_texture_unit(ctx, unit, texture, false);
}
+/**
+ * OpenGL 4.4 / GL_ARB_multi_bind glBindTextures().
+ */
void GLAPIENTRY
_mesa_BindTextures(GLuint first, GLsizei count, const GLuint *textures)
{
return;
}
- /* Flush before changing bindings */
- FLUSH_VERTICES(ctx, 0);
-
- ctx->Texture.NumCurrentTexUsed = MAX2(ctx->Texture.NumCurrentTexUsed,
- first + count);
-
if (textures) {
/* Note that the error semantics for multi-bind commands differ from
* those of other GL commands.
* their parameters are valid and no other error occurs."
*/
- _mesa_begin_texture_lookups(ctx);
+ _mesa_HashLockMutex(ctx->Shared->TexObjects);
for (i = 0; i < count; i++) {
if (textures[i] != 0) {
texObj = _mesa_lookup_texture_locked(ctx, textures[i]);
if (texObj && texObj->Target != 0) {
- const gl_texture_index targetIndex = texObj->TargetIndex;
-
- if (texUnit->CurrentTex[targetIndex] != texObj) {
- /* Do the actual binding. The refcount on the previously
- * bound texture object will be decremented. It will be
- * deleted if the count hits zero.
- */
- _mesa_reference_texobj(&texUnit->CurrentTex[targetIndex],
- texObj);
-
- texUnit->_BoundTextures |= (1 << targetIndex);
- ctx->NewState |= _NEW_TEXTURE;
-
- /* Pass the BindTexture call to the device driver */
- if (ctx->Driver.BindTexture)
- ctx->Driver.BindTexture(ctx, first + i,
- texObj->Target, texObj);
- }
+ bind_texture(ctx, first + i, texObj);
} else {
/* The ARB_multi_bind spec says:
*
}
}
- _mesa_end_texture_lookups(ctx);
+ _mesa_HashUnlockMutex(ctx->Shared->TexObjects);
} else {
/* Unbind all textures in the range <first> through <first>+<count>-1 */
for (i = 0; i < count; i++)
}
}
- ctx->NewState |= _NEW_TEXTURE;
+ ctx->NewState |= _NEW_TEXTURE_OBJECT;
}
mtx_lock(&ctx->Shared->TexMutex);
if (ctx->Shared->TextureStateStamp != ctx->TextureStateTimestamp) {
- ctx->NewState |= _NEW_TEXTURE;
+ ctx->NewState |= _NEW_TEXTURE_OBJECT;
ctx->TextureStateTimestamp = ctx->Shared->TextureStateStamp;
}
}