Hash :
2eeb1b34
        
        Author :
  
        
        Date :
2017-11-29T16:06:43
        
      
WebGLCompat: Fix depthstencil query results. getFramebufferAttachmentParameter returns incorrect result for framebuffers in an inconsistent state. BUG=angleproject:2259 Change-Id: I76fa99f1b8847c30469d344bd93dedd9cf6657bf Reviewed-on: https://chromium-review.googlesource.com/798318 Reviewed-by: Bryan Bernhart <bryan.bernhart@intel.com> Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org> Commit-Queue: Geoff Lang <geofflang@chromium.org>
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//
// Copyright (c) 2016 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.
//
// queryutils.h: Utilities for querying values from GL objects
#ifndef LIBANGLE_QUERYUTILS_H_
#define LIBANGLE_QUERYUTILS_H_
#include "angle_gl.h"
#include "common/angleutils.h"
#include <EGL/egl.h>
namespace gl
{
class Buffer;
class Context;
class Error;
class Sync;
class Framebuffer;
class Program;
class Renderbuffer;
class Sampler;
class Shader;
class Texture;
struct TextureCaps;
struct UniformBlock;
struct VertexAttribute;
class VertexBinding;
struct VertexAttribCurrentValueData;
void QueryFramebufferAttachmentParameteriv(const Context *context,
                                           const Framebuffer *framebuffer,
                                           GLenum attachment,
                                           GLenum pname,
                                           GLint *params);
void QueryBufferParameteriv(const Buffer *buffer, GLenum pname, GLint *params);
void QueryBufferParameteri64v(const Buffer *buffer, GLenum pname, GLint64 *params);
void QueryBufferPointerv(const Buffer *buffer, GLenum pname, void **params);
void QueryProgramiv(const Context *context, const Program *program, GLenum pname, GLint *params);
void QueryRenderbufferiv(const Context *context,
                         const Renderbuffer *renderbuffer,
                         GLenum pname,
                         GLint *params);
void QueryShaderiv(const Context *context, Shader *shader, GLenum pname, GLint *params);
void QueryTexLevelParameterfv(const Texture *texture,
                              GLenum target,
                              GLint level,
                              GLenum pname,
                              GLfloat *params);
void QueryTexLevelParameteriv(const Texture *texture,
                              GLenum target,
                              GLint level,
                              GLenum pname,
                              GLint *params);
void QueryTexParameterfv(const Texture *texture, GLenum pname, GLfloat *params);
void QueryTexParameteriv(const Texture *texture, GLenum pname, GLint *params);
void QuerySamplerParameterfv(const Sampler *sampler, GLenum pname, GLfloat *params);
void QuerySamplerParameteriv(const Sampler *sampler, GLenum pname, GLint *params);
// Warning: you should ensure binding really matches attrib.bindingIndex before using the following
// functions.
void QueryVertexAttribfv(const VertexAttribute &attrib,
                         const VertexBinding &binding,
                         const VertexAttribCurrentValueData ¤tValueData,
                         GLenum pname,
                         GLfloat *params);
void QueryVertexAttribiv(const VertexAttribute &attrib,
                         const VertexBinding &binding,
                         const VertexAttribCurrentValueData ¤tValueData,
                         GLenum pname,
                         GLint *params);
void QueryVertexAttribPointerv(const VertexAttribute &attrib, GLenum pname, void **pointer);
void QueryVertexAttribIiv(const VertexAttribute &attrib,
                          const VertexBinding &binding,
                          const VertexAttribCurrentValueData ¤tValueData,
                          GLenum pname,
                          GLint *params);
void QueryVertexAttribIuiv(const VertexAttribute &attrib,
                           const VertexBinding &binding,
                           const VertexAttribCurrentValueData ¤tValueData,
                           GLenum pname,
                           GLuint *params);
void QueryActiveUniformBlockiv(const Program *program,
                               GLuint uniformBlockIndex,
                               GLenum pname,
                               GLint *params);
void QueryInternalFormativ(const TextureCaps &format, GLenum pname, GLsizei bufSize, GLint *params);
void QueryFramebufferParameteriv(const Framebuffer *framebuffer, GLenum pname, GLint *params);
Error QuerySynciv(const Sync *sync, GLenum pname, GLsizei bufSize, GLsizei *length, GLint *values);
void SetTexParameterf(Context *context, Texture *texture, GLenum pname, GLfloat param);
void SetTexParameterfv(Context *context, Texture *texture, GLenum pname, const GLfloat *params);
void SetTexParameteri(Context *context, Texture *texture, GLenum pname, GLint param);
void SetTexParameteriv(Context *context, Texture *texture, GLenum pname, const GLint *params);
void SetSamplerParameterf(Sampler *sampler, GLenum pname, GLfloat param);
void SetSamplerParameterfv(Sampler *sampler, GLenum pname, const GLfloat *params);
void SetSamplerParameteri(Sampler *sampler, GLenum pname, GLint param);
void SetSamplerParameteriv(Sampler *sampler, GLenum pname, const GLint *params);
void SetFramebufferParameteri(Framebuffer *framebuffer, GLenum pname, GLint param);
void SetProgramParameteri(Program *program, GLenum pname, GLint value);
GLint GetUniformResourceProperty(const Program *program, GLuint index, const GLenum prop);
GLuint QueryProgramResourceIndex(const Program *program,
                                 GLenum programInterface,
                                 const GLchar *name);
void QueryProgramResourceName(const Program *program,
                              GLenum programInterface,
                              GLuint index,
                              GLsizei bufSize,
                              GLsizei *length,
                              GLchar *name);
GLint QueryProgramResourceLocation(const Program *program,
                                   GLenum programInterface,
                                   const GLchar *name);
void QueryProgramResourceiv(const Program *program,
                            GLenum programInterface,
                            GLuint index,
                            GLsizei propCount,
                            const GLenum *props,
                            GLsizei bufSize,
                            GLsizei *length,
                            GLint *params);
void QueryProgramInterfaceiv(const Program *program,
                             GLenum programInterface,
                             GLenum pname,
                             GLint *params);
}  // namespace gl
namespace egl
{
struct Config;
class Surface;
void QueryConfigAttrib(const Config *config, EGLint attribute, EGLint *value);
void QueryContextAttrib(const gl::Context *context, EGLint attribute, EGLint *value);
void QuerySurfaceAttrib(const Surface *surface, EGLint attribute, EGLint *value);
void SetSurfaceAttrib(Surface *surface, EGLint attribute, EGLint value);
}  // namespace egl
#endif  // LIBANGLE_QUERYUTILS_H_