diff options
author | marha <marha@users.sourceforge.net> | 2013-11-08 13:12:15 +0100 |
---|---|---|
committer | marha <marha@users.sourceforge.net> | 2013-11-08 13:12:15 +0100 |
commit | f707ea3ce065f0ce40f586c40283fab42059b485 (patch) | |
tree | 055a5ccdecaec105365d1de9a90d7d6b38f257fb /mesalib/src/mesa/main/varray.c | |
parent | c8483dc2831dc37d93a36804022f6b064f5962ea (diff) | |
parent | 09e94a8e392e8fe6fd89ddefbf3897a92e525b5b (diff) | |
download | vcxsrv-f707ea3ce065f0ce40f586c40283fab42059b485.tar.gz vcxsrv-f707ea3ce065f0ce40f586c40283fab42059b485.tar.bz2 vcxsrv-f707ea3ce065f0ce40f586c40283fab42059b485.zip |
Merge remote-tracking branch 'origin/released'
* origin/released:
Added presentproto-1.0
libxtrans libxcb xcb-proto mesa git update 8 nov 2013
Conflicts:
X11/xtrans/Xtransint.h
X11/xtrans/Xtranssock.c
libxcb/src/.gitignore
mesalib/src/mesa/drivers/dri/common/dri_util.c
Diffstat (limited to 'mesalib/src/mesa/main/varray.c')
-rw-r--r-- | mesalib/src/mesa/main/varray.c | 699 |
1 files changed, 609 insertions, 90 deletions
diff --git a/mesalib/src/mesa/main/varray.c b/mesalib/src/mesa/main/varray.c index dee476abb..d17d698d3 100644 --- a/mesalib/src/mesa/main/varray.c +++ b/mesalib/src/mesa/main/varray.c @@ -60,6 +60,7 @@ #define FIXED_GL_BIT 0x800 #define UNSIGNED_INT_2_10_10_10_REV_BIT 0x1000 #define INT_2_10_10_10_REV_BIT 0x2000 +#define UNSIGNED_INT_10F_11F_11F_REV_BIT 0x4000 /** Convert GL datatype enum into a <type>_BIT value seen above */ @@ -96,6 +97,8 @@ type_to_bit(const struct gl_context *ctx, GLenum type) return UNSIGNED_INT_2_10_10_10_REV_BIT; case GL_INT_2_10_10_10_REV: return INT_2_10_10_10_REV_BIT; + case GL_UNSIGNED_INT_10F_11F_11F_REV: + return UNSIGNED_INT_10F_11F_11F_REV_BIT; default: return 0; } @@ -103,54 +106,110 @@ type_to_bit(const struct gl_context *ctx, GLenum type) /** - * Do error checking and update state for glVertex/Color/TexCoord/...Pointer - * functions. - * - * \param func name of calling function used for error reporting - * \param attrib the attribute array index to update - * \param legalTypes bitmask of *_BIT above indicating legal datatypes - * \param sizeMin min allowable size value - * \param sizeMax max allowable size value (may also be BGRA_OR_4) - * \param size components per element (1, 2, 3 or 4) - * \param type datatype of each component (GL_FLOAT, GL_INT, etc) - * \param stride stride between elements, in elements - * \param normalized are integer types converted to floats in [-1, 1]? - * \param integer integer-valued values (will not be normalized to [-1,1]) - * \param ptr the address (or offset inside VBO) of the array data + * Sets the VertexBinding field in the vertex attribute given by attribIndex. */ static void -update_array(struct gl_context *ctx, - const char *func, - GLuint attrib, GLbitfield legalTypesMask, - GLint sizeMin, GLint sizeMax, - GLint size, GLenum type, GLsizei stride, - GLboolean normalized, GLboolean integer, - const GLvoid *ptr) +vertex_attrib_binding(struct gl_context *ctx, GLuint attribIndex, + GLuint bindingIndex) { - struct gl_client_array *array; - GLbitfield typeBit; - GLsizei elementSize; - GLenum format = GL_RGBA; + struct gl_array_object *arrayObj = ctx->Array.ArrayObj; + struct gl_vertex_attrib_array *array = &arrayObj->VertexAttrib[attribIndex]; - /* Page 407 (page 423 of the PDF) of the OpenGL 3.0 spec says: - * - * "Client vertex arrays - all vertex array attribute pointers must - * refer to buffer objects (section 2.9.2). The default vertex array - * object (the name zero) is also deprecated. Calling - * VertexAttribPointer when no buffer object or no vertex array object - * is bound will generate an INVALID_OPERATION error..." - * - * The check for VBOs is handled below. - */ - if (ctx->API == API_OPENGL_CORE - && (ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj)) { - _mesa_error(ctx, GL_INVALID_OPERATION, "%s(no array object bound)", - func); - return; + if (array->VertexBinding != bindingIndex) { + const GLbitfield64 array_bit = VERT_BIT(attribIndex); + + FLUSH_VERTICES(ctx, _NEW_ARRAY); + + arrayObj->VertexBinding[array->VertexBinding]._BoundArrays &= ~array_bit; + arrayObj->VertexBinding[bindingIndex]._BoundArrays |= array_bit; + + array->VertexBinding = bindingIndex; + + arrayObj->NewArrays |= array_bit; } +} + + +/** + * Binds a buffer object to the vertex buffer binding point given by index, + * and sets the Offset and Stride fields. + */ +static void +bind_vertex_buffer(struct gl_context *ctx, GLuint index, + struct gl_buffer_object *vbo, + GLintptr offset, GLsizei stride) +{ + struct gl_array_object *arrayObj = ctx->Array.ArrayObj; + struct gl_vertex_buffer_binding *binding = &arrayObj->VertexBinding[index]; + + if (binding->BufferObj != vbo || + binding->Offset != offset || + binding->Stride != stride) { + + FLUSH_VERTICES(ctx, _NEW_ARRAY); + + _mesa_reference_buffer_object(ctx, &binding->BufferObj, vbo); + + binding->Offset = offset; + binding->Stride = stride; + + arrayObj->NewArrays |= binding->_BoundArrays; + } +} + + +/** + * Sets the InstanceDivisor field in the vertex buffer binding point + * given by bindingIndex. + */ +static void +vertex_binding_divisor(struct gl_context *ctx, GLuint bindingIndex, + GLuint divisor) +{ + struct gl_array_object *arrayObj = ctx->Array.ArrayObj; + struct gl_vertex_buffer_binding *binding = + &arrayObj->VertexBinding[bindingIndex]; + + if (binding->InstanceDivisor != divisor) { + FLUSH_VERTICES(ctx, _NEW_ARRAY); + binding->InstanceDivisor = divisor; + arrayObj->NewArrays |= binding->_BoundArrays; + } +} + + +/** + * Does error checking and updates the format in an attrib array. + * + * Called by update_array() and VertexAttrib*Format(). + * + * \param func Name of calling function used for error reporting + * \param attrib The index of the attribute array + * \param legalTypes Bitmask of *_BIT above indicating legal datatypes + * \param sizeMin Min allowable size value + * \param sizeMax Max allowable size value (may also be BGRA_OR_4) + * \param size Components per element (1, 2, 3 or 4) + * \param type Datatype of each component (GL_FLOAT, GL_INT, etc) + * \param normalized Whether integer types are converted to floats in [-1, 1] + * \param integer Integer-valued values (will not be normalized to [-1, 1]) + * \param relativeOffset Offset of the first element relative to the binding offset. + */ +static bool +update_array_format(struct gl_context *ctx, + const char *func, + GLuint attrib, GLbitfield legalTypesMask, + GLint sizeMin, GLint sizeMax, + GLint size, GLenum type, + GLboolean normalized, GLboolean integer, + GLuint relativeOffset) +{ + struct gl_vertex_attrib_array *array; + GLbitfield typeBit; + GLuint elementSize; + GLenum format = GL_RGBA; if (_mesa_is_gles(ctx)) { - legalTypesMask &= ~(FIXED_GL_BIT | DOUBLE_BIT); + legalTypesMask &= ~(FIXED_GL_BIT | DOUBLE_BIT | UNSIGNED_INT_10F_11F_11F_REV_BIT); /* GL_INT and GL_UNSIGNED_INT data is not allowed in OpenGL ES until * 3.0. The 2_10_10_10 types are added in OpenGL ES 3.0 or @@ -180,13 +239,16 @@ update_array(struct gl_context *ctx, if (!ctx->Extensions.ARB_vertex_type_2_10_10_10_rev) legalTypesMask &= ~(UNSIGNED_INT_2_10_10_10_REV_BIT | INT_2_10_10_10_REV_BIT); + + if (!ctx->Extensions.ARB_vertex_type_10f_11f_11f_rev) + legalTypesMask &= ~UNSIGNED_INT_10F_11F_11F_REV_BIT; } typeBit = type_to_bit(ctx, type); if (typeBit == 0x0 || (typeBit & legalTypesMask) == 0x0) { _mesa_error(ctx, GL_INVALID_ENUM, "%s(type = %s)", func, _mesa_lookup_enum_by_nr(type)); - return; + return false; } /* Do size parameter checking. @@ -206,26 +268,26 @@ update_array(struct gl_context *ctx, * ... * • size is BGRA and normalized is FALSE;" */ - GLboolean bgra_error = GL_FALSE; + bool bgra_error = false; if (ctx->Extensions.ARB_vertex_type_2_10_10_10_rev) { if (type != GL_UNSIGNED_INT_2_10_10_10_REV && type != GL_INT_2_10_10_10_REV && type != GL_UNSIGNED_BYTE) - bgra_error = GL_TRUE; + bgra_error = true; } else if (type != GL_UNSIGNED_BYTE) - bgra_error = GL_TRUE; + bgra_error = true; if (bgra_error) { _mesa_error(ctx, GL_INVALID_OPERATION, "%s(size=GL_BGRA and type=%s)", func, _mesa_lookup_enum_by_nr(type)); - return; + return false; } if (!normalized) { _mesa_error(ctx, GL_INVALID_OPERATION, "%s(size=GL_BGRA and normalized=GL_FALSE)", func); - return; + return false; } format = GL_BGRA; @@ -233,18 +295,106 @@ update_array(struct gl_context *ctx, } else if (size < sizeMin || size > sizeMax || size > 4) { _mesa_error(ctx, GL_INVALID_VALUE, "%s(size=%d)", func, size); - return; + return false; } if (ctx->Extensions.ARB_vertex_type_2_10_10_10_rev && (type == GL_UNSIGNED_INT_2_10_10_10_REV || type == GL_INT_2_10_10_10_REV) && size != 4) { _mesa_error(ctx, GL_INVALID_OPERATION, "%s(size=%d)", func, size); - return; + return false; + } + + /* The ARB_vertex_attrib_binding_spec says: + * + * An INVALID_VALUE error is generated if <relativeoffset> is larger than + * the value of MAX_VERTEX_ATTRIB_RELATIVE_OFFSET. + */ + if (relativeOffset > ctx->Const.MaxVertexAttribRelativeOffset) { + _mesa_error(ctx, GL_INVALID_VALUE, + "%s(relativeOffset=%d > " + "GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET)", + func, relativeOffset); + return false; + } + + if (ctx->Extensions.ARB_vertex_type_10f_11f_11f_rev && + type == GL_UNSIGNED_INT_10F_11F_11F_REV && size != 3) { + _mesa_error(ctx, GL_INVALID_OPERATION, "%s(size=%d)", func, size); + return false; } ASSERT(size <= 4); + elementSize = _mesa_bytes_per_vertex_attrib(size, type); + assert(elementSize != -1); + + array = &ctx->Array.ArrayObj->VertexAttrib[attrib]; + array->Size = size; + array->Type = type; + array->Format = format; + array->Normalized = normalized; + array->Integer = integer; + array->RelativeOffset = relativeOffset; + array->_ElementSize = elementSize; + + ctx->Array.ArrayObj->NewArrays |= VERT_BIT(attrib); + ctx->NewState |= _NEW_ARRAY; + + return true; +} + + +/** + * Do error checking and update state for glVertex/Color/TexCoord/...Pointer + * functions. + * + * \param func name of calling function used for error reporting + * \param attrib the attribute array index to update + * \param legalTypes bitmask of *_BIT above indicating legal datatypes + * \param sizeMin min allowable size value + * \param sizeMax max allowable size value (may also be BGRA_OR_4) + * \param size components per element (1, 2, 3 or 4) + * \param type datatype of each component (GL_FLOAT, GL_INT, etc) + * \param stride stride between elements, in elements + * \param normalized are integer types converted to floats in [-1, 1]? + * \param integer integer-valued values (will not be normalized to [-1,1]) + * \param ptr the address (or offset inside VBO) of the array data + */ +static void +update_array(struct gl_context *ctx, + const char *func, + GLuint attrib, GLbitfield legalTypesMask, + GLint sizeMin, GLint sizeMax, + GLint size, GLenum type, GLsizei stride, + GLboolean normalized, GLboolean integer, + const GLvoid *ptr) +{ + struct gl_vertex_attrib_array *array; + GLsizei effectiveStride; + + /* Page 407 (page 423 of the PDF) of the OpenGL 3.0 spec says: + * + * "Client vertex arrays - all vertex array attribute pointers must + * refer to buffer objects (section 2.9.2). The default vertex array + * object (the name zero) is also deprecated. Calling + * VertexAttribPointer when no buffer object or no vertex array object + * is bound will generate an INVALID_OPERATION error..." + * + * The check for VBOs is handled below. + */ + if (ctx->API == API_OPENGL_CORE + && (ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj)) { + _mesa_error(ctx, GL_INVALID_OPERATION, "%s(no array object bound)", + func); + return; + } + + if (!update_array_format(ctx, func, attrib, legalTypesMask, sizeMin, sizeMax, + size, type, normalized, integer, 0)) { + return; + } + if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "%s(stride=%d)", func, stride ); return; @@ -268,24 +418,18 @@ update_array(struct gl_context *ctx, return; } - elementSize = _mesa_bytes_per_vertex_attrib(size, type); - assert(elementSize != -1); + /* Reset the vertex attrib binding */ + vertex_attrib_binding(ctx, attrib, attrib); + /* The Stride and Ptr fields are not set by update_array_format() */ array = &ctx->Array.ArrayObj->VertexAttrib[attrib]; - array->Size = size; - array->Type = type; - array->Format = format; array->Stride = stride; - array->StrideB = stride ? stride : elementSize; - array->Normalized = normalized; - array->Integer = integer; - array->Ptr = (const GLubyte *) ptr; - array->_ElementSize = elementSize; + array->Ptr = (const GLvoid *) ptr; - _mesa_reference_buffer_object(ctx, &array->BufferObj, - ctx->Array.ArrayBufferObj); - - ctx->NewState |= _NEW_ARRAY; + /* Update the vertex buffer binding */ + effectiveStride = stride != 0 ? stride : array->_ElementSize; + bind_vertex_buffer(ctx, attrib, ctx->Array.ArrayBufferObj, + (GLintptr) ptr, effectiveStride); } @@ -473,7 +617,8 @@ _mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type, HALF_BIT | FLOAT_BIT | DOUBLE_BIT | FIXED_ES_BIT | FIXED_GL_BIT | UNSIGNED_INT_2_10_10_10_REV_BIT | - INT_2_10_10_10_REV_BIT); + INT_2_10_10_10_REV_BIT | + UNSIGNED_INT_10F_11F_11F_REV_BIT); GET_CURRENT_CONTEXT(ctx); if (index >= ctx->Const.VertexProgram.MaxAttribs) { @@ -530,13 +675,14 @@ _mesa_EnableVertexAttribArray(GLuint index) arrayObj = ctx->Array.ArrayObj; - ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(arrayObj->VertexAttrib)); + ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(arrayObj->_VertexAttrib)); if (!arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)].Enabled) { /* was disabled, now being enabled */ FLUSH_VERTICES(ctx, _NEW_ARRAY); arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)].Enabled = GL_TRUE; arrayObj->_Enabled |= VERT_BIT_GENERIC(index); + arrayObj->NewArrays |= VERT_BIT_GENERIC(index); } } @@ -555,13 +701,14 @@ _mesa_DisableVertexAttribArray(GLuint index) arrayObj = ctx->Array.ArrayObj; - ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(arrayObj->VertexAttrib)); + ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(arrayObj->_VertexAttrib)); if (arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)].Enabled) { /* was enabled, now being disabled */ FLUSH_VERTICES(ctx, _NEW_ARRAY); arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)].Enabled = GL_FALSE; arrayObj->_Enabled &= ~VERT_BIT_GENERIC(index); + arrayObj->NewArrays |= VERT_BIT_GENERIC(index); } } @@ -575,16 +722,17 @@ static GLuint get_vertex_array_attrib(struct gl_context *ctx, GLuint index, GLenum pname, const char *caller) { - const struct gl_client_array *array; + const struct gl_array_object *arrayObj = ctx->Array.ArrayObj; + const struct gl_vertex_attrib_array *array; if (index >= ctx->Const.VertexProgram.MaxAttribs) { _mesa_error(ctx, GL_INVALID_VALUE, "%s(index=%u)", caller, index); return 0; } - ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(ctx->Array.ArrayObj->VertexAttrib)); + ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(arrayObj->VertexAttrib)); - array = &ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)]; + array = &arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)]; switch (pname) { case GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB: @@ -598,7 +746,7 @@ get_vertex_array_attrib(struct gl_context *ctx, GLuint index, GLenum pname, case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB: return array->Normalized; case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB: - return array->BufferObj->Name; + return arrayObj->VertexBinding[array->VertexBinding].BufferObj->Name; case GL_VERTEX_ATTRIB_ARRAY_INTEGER: if ((_mesa_is_desktop_gl(ctx) && (ctx->Version >= 30 || ctx->Extensions.EXT_gpu_shader4)) @@ -609,7 +757,17 @@ get_vertex_array_attrib(struct gl_context *ctx, GLuint index, GLenum pname, case GL_VERTEX_ATTRIB_ARRAY_DIVISOR_ARB: if ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_instanced_arrays) || _mesa_is_gles3(ctx)) { - return array->InstanceDivisor; + return arrayObj->VertexBinding[array->VertexBinding].InstanceDivisor; + } + goto error; + case GL_VERTEX_ATTRIB_BINDING: + if (_mesa_is_desktop_gl(ctx)) { + return array->VertexBinding - VERT_ATTRIB_GENERIC0; + } + goto error; + case GL_VERTEX_ATTRIB_RELATIVE_OFFSET: + if (_mesa_is_desktop_gl(ctx)) { + return array->RelativeOffset; } goto error; default: @@ -643,7 +801,7 @@ get_current_attrib(struct gl_context *ctx, GLuint index, const char *function) return NULL; } - ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(ctx->Array.ArrayObj->VertexAttrib)); + ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(ctx->Array.ArrayObj->_VertexAttrib)); FLUSH_CURRENT(ctx, 0); return ctx->Current.Attrib[VERT_ATTRIB_GENERIC(index)]; @@ -765,7 +923,7 @@ _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer) return; } - ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(ctx->Array.ArrayObj->VertexAttrib)); + ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(ctx->Array.ArrayObj->_VertexAttrib)); *pointer = (GLvoid *) ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)].Ptr; } @@ -1141,9 +1299,10 @@ _mesa_PrimitiveRestartIndex(GLuint index) void GLAPIENTRY _mesa_VertexAttribDivisor(GLuint index, GLuint divisor) { - struct gl_client_array *array; GET_CURRENT_CONTEXT(ctx); + const GLuint genericIndex = VERT_ATTRIB_GENERIC(index); + if (!ctx->Extensions.ARB_instanced_arrays) { _mesa_error(ctx, GL_INVALID_OPERATION, "glVertexAttribDivisor()"); return; @@ -1155,13 +1314,21 @@ _mesa_VertexAttribDivisor(GLuint index, GLuint divisor) return; } - ASSERT(VERT_ATTRIB_GENERIC(index) < Elements(ctx->Array.ArrayObj->VertexAttrib)); + ASSERT(genericIndex < Elements(ctx->Array.ArrayObj->VertexAttrib)); - array = &ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(index)]; - if (array->InstanceDivisor != divisor) { - FLUSH_VERTICES(ctx, _NEW_ARRAY); - array->InstanceDivisor = divisor; - } + /* The ARB_vertex_attrib_binding spec says: + * + * "The command + * + * void VertexAttribDivisor(uint index, uint divisor); + * + * is equivalent to (assuming no errors are generated): + * + * VertexAttribBinding(index, index); + * VertexBindingDivisor(index, divisor);" + */ + vertex_attrib_binding(ctx, genericIndex, genericIndex); + vertex_binding_divisor(ctx, genericIndex, divisor); } @@ -1191,6 +1358,329 @@ _mesa_primitive_restart_index(const struct gl_context *ctx, GLenum ib_type) /** + * GL_ARB_vertex_attrib_binding + */ +void GLAPIENTRY +_mesa_BindVertexBuffer(GLuint bindingIndex, GLuint buffer, GLintptr offset, + GLsizei stride) +{ + GET_CURRENT_CONTEXT(ctx); + const struct gl_array_object *arrayObj = ctx->Array.ArrayObj; + struct gl_buffer_object *vbo; + + ASSERT_OUTSIDE_BEGIN_END(ctx); + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_OPERATION error is generated if no vertex array object + * is bound." + */ + if (ctx->API == API_OPENGL_CORE && + ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glBindVertexBuffer(No array object bound)"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_VALUE error is generated if <bindingindex> is greater than + * the value of MAX_VERTEX_ATTRIB_BINDINGS." + */ + if (bindingIndex >= ctx->Const.MaxVertexAttribBindings) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glBindVertexBuffer(bindingindex=%u > " + "GL_MAX_VERTEX_ATTRIB_BINDINGS)", + bindingIndex); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "The error INVALID_VALUE is generated if <stride> or <offset> + * are negative." + */ + if (offset < 0) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glBindVertexBuffer(offset=%lld < 0)", (long long)offset); + return; + } + + if (stride < 0) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glBindVertexBuffer(stride=%d < 0)", stride); + return; + } + + if (buffer == arrayObj->VertexBinding[VERT_ATTRIB_GENERIC(bindingIndex)].BufferObj->Name) { + vbo = arrayObj->VertexBinding[VERT_ATTRIB_GENERIC(bindingIndex)].BufferObj; + } else if (buffer != 0) { + vbo = _mesa_lookup_bufferobj(ctx, buffer); + + /* From the GL_ARB_vertex_attrib_array spec: + * + * "[Core profile only:] + * An INVALID_OPERATION error is generated if buffer is not zero or a + * name returned from a previous call to GenBuffers, or if such a name + * has since been deleted with DeleteBuffers. + * + * Otherwise, we fall back to the same compat profile behavior as other + * object references (automatically gen it). + */ + if (!_mesa_handle_bind_buffer_gen(ctx, GL_ARRAY_BUFFER, buffer, + &vbo, "glBindVertexBuffer")) + return; + } else { + /* The ARB_vertex_attrib_binding spec says: + * + * "If <buffer> is zero, any buffer object attached to this + * bindpoint is detached." + */ + vbo = ctx->Shared->NullBufferObj; + } + + bind_vertex_buffer(ctx, VERT_ATTRIB_GENERIC(bindingIndex), + vbo, offset, stride); +} + + +void GLAPIENTRY +_mesa_VertexAttribFormat(GLuint attribIndex, GLint size, GLenum type, + GLboolean normalized, GLuint relativeOffset) +{ + const GLbitfield legalTypes = (BYTE_BIT | UNSIGNED_BYTE_BIT | + SHORT_BIT | UNSIGNED_SHORT_BIT | + INT_BIT | UNSIGNED_INT_BIT | + HALF_BIT | FLOAT_BIT | DOUBLE_BIT | + FIXED_GL_BIT | + UNSIGNED_INT_2_10_10_10_REV_BIT | + INT_2_10_10_10_REV_BIT | + UNSIGNED_INT_10F_11F_11F_REV_BIT); + + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_OPERATION error is generated under any of the following + * conditions: + * - if no vertex array object is currently bound (see section 2.10); + * - ..." + */ + if (ctx->API == API_OPENGL_CORE && + ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glVertexAttribFormat(No array object bound)"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "The error INVALID_VALUE is generated if index is greater than or equal + * to the value of MAX_VERTEX_ATTRIBS." + */ + if (attribIndex >= ctx->Const.VertexProgram.MaxAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glVertexAttribFormat(attribindex=%u > " + "GL_MAX_VERTEX_ATTRIBS)", + attribIndex); + return; + } + + FLUSH_VERTICES(ctx, 0); + + update_array_format(ctx, "glVertexAttribFormat", + VERT_ATTRIB_GENERIC(attribIndex), + legalTypes, 1, BGRA_OR_4, size, type, normalized, + GL_FALSE, relativeOffset); +} + + +void GLAPIENTRY +_mesa_VertexAttribIFormat(GLuint attribIndex, GLint size, GLenum type, + GLuint relativeOffset) +{ + const GLbitfield legalTypes = (BYTE_BIT | UNSIGNED_BYTE_BIT | + SHORT_BIT | UNSIGNED_SHORT_BIT | + INT_BIT | UNSIGNED_INT_BIT); + + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_OPERATION error is generated under any of the following + * conditions: + * - if no vertex array object is currently bound (see section 2.10); + * - ..." + */ + if (ctx->API == API_OPENGL_CORE && + ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glVertexAttribIFormat(No array object bound)"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "The error INVALID_VALUE is generated if index is greater than + * or equal to the value of MAX_VERTEX_ATTRIBS." + */ + if (attribIndex >= ctx->Const.VertexProgram.MaxAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glVertexAttribIFormat(attribindex=%u > " + "GL_MAX_VERTEX_ATTRIBS)", + attribIndex); + return; + } + + FLUSH_VERTICES(ctx, 0); + + update_array_format(ctx, "glVertexAttribIFormat", + VERT_ATTRIB_GENERIC(attribIndex), + legalTypes, 1, 4, size, type, GL_FALSE, GL_TRUE, + relativeOffset); +} + + +void GLAPIENTRY +_mesa_VertexAttribLFormat(GLuint attribIndex, GLint size, GLenum type, + GLuint relativeOffset) +{ + const GLbitfield legalTypes = DOUBLE_BIT; + + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + /* Page 298 of the PDF of the OpenGL 4.3 (Core Profile) spec says: + * + * "An INVALID_OPERATION error is generated under any of the following + * conditions: + * • if no vertex array object is currently bound (see section 10.4); + * • ..." + * + * This language is missing from the extension spec, but we assume + * that this is an oversight. + */ + if (ctx->API == API_OPENGL_CORE && + ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glVertexAttribLFormat(No array object bound)"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "The error INVALID_VALUE is generated if <attribindex> is greater than + * or equal to the value of MAX_VERTEX_ATTRIBS." + */ + if (attribIndex >= ctx->Const.VertexProgram.MaxAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glVertexAttribLFormat(attribindex=%u > " + "GL_MAX_VERTEX_ATTRIBS)", + attribIndex); + return; + } + + FLUSH_VERTICES(ctx, 0); + + update_array_format(ctx, "glVertexAttribLFormat", + VERT_ATTRIB_GENERIC(attribIndex), + legalTypes, 1, 4, size, type, GL_FALSE, GL_FALSE, + relativeOffset); +} + + +void GLAPIENTRY +_mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_OPERATION error is generated if no vertex array object + * is bound." + */ + if (ctx->API == API_OPENGL_CORE && + ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glVertexAttribBinding(No array object bound)"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "<attribindex> must be less than the value of MAX_VERTEX_ATTRIBS and + * <bindingindex> must be less than the value of + * MAX_VERTEX_ATTRIB_BINDINGS, otherwise the error INVALID_VALUE + * is generated." + */ + if (attribIndex >= ctx->Const.VertexProgram.MaxAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glVertexAttribBinding(attribindex=%u >= " + "GL_MAX_VERTEX_ATTRIBS)", + attribIndex); + return; + } + + if (bindingIndex >= ctx->Const.MaxVertexAttribBindings) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glVertexAttribBinding(bindingindex=%u >= " + "GL_MAX_VERTEX_ATTRIB_BINDINGS)", + bindingIndex); + return; + } + + ASSERT(VERT_ATTRIB_GENERIC(attribIndex) < + Elements(ctx->Array.ArrayObj->VertexAttrib)); + + vertex_attrib_binding(ctx, VERT_ATTRIB_GENERIC(attribIndex), + VERT_ATTRIB_GENERIC(bindingIndex)); +} + + +void GLAPIENTRY +_mesa_VertexBindingDivisor(GLuint bindingIndex, GLuint divisor) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (!ctx->Extensions.ARB_instanced_arrays) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glVertexBindingDivisor()"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_OPERATION error is generated if no vertex array object + * is bound." + */ + if (ctx->API == API_OPENGL_CORE && + ctx->Array.ArrayObj == ctx->Array.DefaultArrayObj) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glVertexBindingDivisor(No array object bound)"); + return; + } + + /* The ARB_vertex_attrib_binding spec says: + * + * "An INVALID_VALUE error is generated if <bindingindex> is greater + * than or equal to the value of MAX_VERTEX_ATTRIB_BINDINGS." + */ + if (bindingIndex >= ctx->Const.MaxVertexAttribBindings) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glVertexBindingDivisor(bindingindex=%u > " + "GL_MAX_VERTEX_ATTRIB_BINDINGS)", + bindingIndex); + return; + } + + vertex_binding_divisor(ctx, VERT_ATTRIB_GENERIC(bindingIndex), divisor); +} + + +/** * Copy one client vertex array to another. */ void @@ -1213,7 +1703,36 @@ _mesa_copy_client_array(struct gl_context *ctx, dst->_MaxElement = src->_MaxElement; } +void +_mesa_copy_vertex_attrib_array(struct gl_context *ctx, + struct gl_vertex_attrib_array *dst, + const struct gl_vertex_attrib_array *src) +{ + dst->Size = src->Size; + dst->Type = src->Type; + dst->Format = src->Format; + dst->VertexBinding = src->VertexBinding; + dst->RelativeOffset = src->RelativeOffset; + dst->Format = src->Format; + dst->Integer = src->Integer; + dst->Normalized = src->Normalized; + dst->Ptr = src->Ptr; + dst->Enabled = src->Enabled; + dst->_ElementSize = src->_ElementSize; +} +void +_mesa_copy_vertex_buffer_binding(struct gl_context *ctx, + struct gl_vertex_buffer_binding *dst, + const struct gl_vertex_buffer_binding *src) +{ + dst->Offset = src->Offset; + dst->Stride = src->Stride; + dst->InstanceDivisor = src->InstanceDivisor; + dst->_BoundArrays = src->_BoundArrays; + + _mesa_reference_buffer_object(ctx, &dst->BufferObj, src->BufferObj); +} /** * Print vertex array's fields. @@ -1245,18 +1764,18 @@ _mesa_print_arrays(struct gl_context *ctx) _mesa_update_array_object_max_element(ctx, arrayObj); printf("Array Object %u\n", arrayObj->Name); - if (arrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled) - print_array("Vertex", -1, &arrayObj->VertexAttrib[VERT_ATTRIB_POS]); - if (arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) - print_array("Normal", -1, &arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL]); - if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) - print_array("Color", -1, &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0]); + if (arrayObj->_VertexAttrib[VERT_ATTRIB_POS].Enabled) + print_array("Vertex", -1, &arrayObj->_VertexAttrib[VERT_ATTRIB_POS]); + if (arrayObj->_VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) + print_array("Normal", -1, &arrayObj->_VertexAttrib[VERT_ATTRIB_NORMAL]); + if (arrayObj->_VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) + print_array("Color", -1, &arrayObj->_VertexAttrib[VERT_ATTRIB_COLOR0]); for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) - if (arrayObj->VertexAttrib[VERT_ATTRIB_TEX(i)].Enabled) - print_array("TexCoord", i, &arrayObj->VertexAttrib[VERT_ATTRIB_TEX(i)]); + if (arrayObj->_VertexAttrib[VERT_ATTRIB_TEX(i)].Enabled) + print_array("TexCoord", i, &arrayObj->_VertexAttrib[VERT_ATTRIB_TEX(i)]); for (i = 0; i < VERT_ATTRIB_GENERIC_MAX; i++) - if (arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(i)].Enabled) - print_array("Attrib", i, &arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(i)]); + if (arrayObj->_VertexAttrib[VERT_ATTRIB_GENERIC(i)].Enabled) + print_array("Attrib", i, &arrayObj->_VertexAttrib[VERT_ATTRIB_GENERIC(i)]); printf(" _MaxElement = %u\n", arrayObj->_MaxElement); } |