struct gl_client_array;
struct gl_context;
-
-/**
- * Compute the index of the last array element that can be safely accessed in
- * a vertex array. We can really only do this when the array lives in a VBO.
- * The array->_MaxElement field will be updated.
- * Later in glDrawArrays/Elements/etc we can do some bounds checking.
- */
-static inline void
-_mesa_update_array_max_element(struct gl_client_array *array)
-{
- assert(array->Enabled);
-
- if (array->BufferObj->Name) {
- GLsizeiptrARB offset = (GLsizeiptrARB) array->Ptr;
- GLsizeiptrARB bufSize = (GLsizeiptrARB) array->BufferObj->Size;
-
- if (offset < bufSize) {
- const GLuint stride = array->StrideB ?
- array->StrideB : array->_ElementSize;
- array->_MaxElement = (bufSize - offset + stride
- - array->_ElementSize) / stride;
- }
- else {
- array->_MaxElement = 0;
- }
- }
- else {
- /* user-space array, no idea how big it is */
- array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */
- }
-}
-
-
/**
* Returns a pointer to the vertex attribute data in a client array,
* or the offset into the vertex buffer for an array that resides in
_mesa_reference_buffer_object(ctx, &dst->BufferObj, binding->BufferObj);
}
+static inline bool
+_mesa_attr_zero_aliases_vertex(struct gl_context *ctx)
+{
+ const bool is_forward_compatible_context =
+ ctx->Const.ContextFlags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT;
+
+ /* In OpenGL 3.1 attribute 0 becomes non-magic, just like in OpenGL ES
+ * 2.0. Note that we cannot just check for API_OPENGL_COMPAT here because
+ * that will erroneously allow this usage in a 3.0 forward-compatible
+ * context too.
+ */
+ return (ctx->API == API_OPENGLES
+ || (ctx->API == API_OPENGL_COMPAT
+ && !is_forward_compatible_context));
+}
+
extern void GLAPIENTRY
_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr);
-extern void GLAPIENTRY
-_mesa_UnlockArraysEXT( void );
-
-extern void GLAPIENTRY
-_mesa_LockArraysEXT(GLint first, GLsizei count);
-
extern void GLAPIENTRY
_mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_DrawArrays(GLenum mode, GLint first, GLsizei count);
+extern void GLAPIENTRY
+_mesa_DrawArraysInstanced(GLenum mode, GLint first, GLsizei count,
+ GLsizei primcount);
+
extern void GLAPIENTRY
_mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices);
_mesa_BindVertexBuffer(GLuint bindingIndex, GLuint buffer, GLintptr offset,
GLsizei stride);
+extern void GLAPIENTRY
+_mesa_BindVertexBuffers(GLuint first, GLsizei count, const GLuint *buffers,
+ const GLintptr *offsets, const GLsizei *strides);
+
extern void GLAPIENTRY
_mesa_VertexAttribFormat(GLuint attribIndex, GLint size, GLenum type,
GLboolean normalized, GLuint relativeOffset);