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//
// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// validationES2.h: Validation functions for OpenGL ES 2.0 entry point parameters

#ifndef LIBANGLE_VALIDATION_ES2_H_
#define LIBANGLE_VALIDATION_ES2_H_

#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>

namespace gl
{
class Context;
class ValidationContext;

bool ValidateES2TexImageParameters(Context *context, GLenum target, GLint level, GLenum internalformat, bool isCompressed, bool isSubImage,
                                   GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
                                   GLint border, GLenum format, GLenum type, const GLvoid *pixels);

bool ValidateES2CopyTexImageParameters(ValidationContext *context,
                                       GLenum target,
                                       GLint level,
                                       GLenum internalformat,
                                       bool isSubImage,
                                       GLint xoffset,
                                       GLint yoffset,
                                       GLint x,
                                       GLint y,
                                       GLsizei width,
                                       GLsizei height,
                                       GLint border);

bool ValidateES2TexStorageParameters(Context *context, GLenum target, GLsizei levels, GLenum internalformat,
                                                   GLsizei width, GLsizei height);

bool ValidES2ReadFormatType(Context *context, GLenum format, GLenum type);

bool ValidateDiscardFramebufferEXT(Context *context, GLenum target, GLsizei numAttachments,
                                   const GLenum *attachments);

bool ValidateDrawBuffersEXT(ValidationContext *context, GLsizei n, const GLenum *bufs);

bool ValidateBindVertexArrayOES(Context *context, GLuint array);
bool ValidateDeleteVertexArraysOES(Context *context, GLsizei n);
bool ValidateGenVertexArraysOES(Context *context, GLsizei n);
bool ValidateIsVertexArrayOES(Context *context);

bool ValidateProgramBinaryOES(Context *context,
                              GLuint program,
                              GLenum binaryFormat,
                              const void *binary,
                              GLint length);
bool ValidateGetProgramBinaryOES(Context *context,
                                 GLuint program,
                                 GLsizei bufSize,
                                 GLsizei *length,
                                 GLenum *binaryFormat,
                                 void *binary);

// GL_KHR_debug
bool ValidateDebugMessageControlKHR(Context *context,
                                    GLenum source,
                                    GLenum type,
                                    GLenum severity,
                                    GLsizei count,
                                    const GLuint *ids,
                                    GLboolean enabled);
bool ValidateDebugMessageInsertKHR(Context *context,
                                   GLenum source,
                                   GLenum type,
                                   GLuint id,
                                   GLenum severity,
                                   GLsizei length,
                                   const GLchar *buf);
bool ValidateDebugMessageCallbackKHR(Context *context,
                                     GLDEBUGPROCKHR callback,
                                     const void *userParam);
bool ValidateGetDebugMessageLogKHR(Context *context,
                                   GLuint count,
                                   GLsizei bufSize,
                                   GLenum *sources,
                                   GLenum *types,
                                   GLuint *ids,
                                   GLenum *severities,
                                   GLsizei *lengths,
                                   GLchar *messageLog);
bool ValidatePushDebugGroupKHR(Context *context,
                               GLenum source,
                               GLuint id,
                               GLsizei length,
                               const GLchar *message);
bool ValidatePopDebugGroupKHR(Context *context);
bool ValidateObjectLabelKHR(Context *context,
                            GLenum identifier,
                            GLuint name,
                            GLsizei length,
                            const GLchar *label);
bool ValidateGetObjectLabelKHR(Context *context,
                               GLenum identifier,
                               GLuint name,
                               GLsizei bufSize,
                               GLsizei *length,
                               GLchar *label);
bool ValidateObjectPtrLabelKHR(Context *context,
                               const void *ptr,
                               GLsizei length,
                               const GLchar *label);
bool ValidateGetObjectPtrLabelKHR(Context *context,
                                  const void *ptr,
                                  GLsizei bufSize,
                                  GLsizei *length,
                                  GLchar *label);
bool ValidateGetPointervKHR(Context *context, GLenum pname, void **params);
bool ValidateBlitFramebufferANGLE(Context *context,
                                  GLint srcX0,
                                  GLint srcY0,
                                  GLint srcX1,
                                  GLint srcY1,
                                  GLint dstX0,
                                  GLint dstY0,
                                  GLint dstX1,
                                  GLint dstY1,
                                  GLbitfield mask,
                                  GLenum filter);

bool ValidateClear(ValidationContext *context, GLbitfield mask);

}  // namespace gl

#endif // LIBANGLE_VALIDATION_ES2_H_