You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
154 lines
4.0 KiB
154 lines
4.0 KiB
#ifndef _GLSFRAGMENTOPUTIL_HPP
|
|
#define _GLSFRAGMENTOPUTIL_HPP
|
|
/*-------------------------------------------------------------------------
|
|
* drawElements Quality Program OpenGL (ES) Module
|
|
* -----------------------------------------------
|
|
*
|
|
* Copyright 2014 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
*//*!
|
|
* \file
|
|
* \brief Fragment operation test utilities.
|
|
*//*--------------------------------------------------------------------*/
|
|
|
|
#include "tcuDefs.hpp"
|
|
#include "gluShaderUtil.hpp"
|
|
#include "tcuVector.hpp"
|
|
#include "tcuTexture.hpp"
|
|
#include "rrFragmentOperations.hpp"
|
|
|
|
namespace glu
|
|
{
|
|
class ShaderProgram;
|
|
class RenderContext;
|
|
}
|
|
|
|
namespace deqp
|
|
{
|
|
namespace gls
|
|
{
|
|
namespace FragmentOpUtil
|
|
{
|
|
|
|
struct Quad
|
|
{
|
|
tcu::Vec2 posA;
|
|
tcu::Vec2 posB;
|
|
|
|
// Normalized device coordinates (range [-1, 1]).
|
|
// In order (A.x, A.y), (A.x, B.y), (B.x, A.y), (B.x, B.y)
|
|
tcu::Vec4 color[4];
|
|
tcu::Vec4 color1[4];
|
|
float depth[4];
|
|
|
|
Quad (void)
|
|
: posA(-1.0f, -1.0f)
|
|
, posB( 1.0f, 1.0f)
|
|
{
|
|
for (int i = 0; i < DE_LENGTH_OF_ARRAY(depth); i++)
|
|
depth[i] = 0.0f;
|
|
}
|
|
};
|
|
|
|
class QuadRenderer
|
|
{
|
|
public:
|
|
QuadRenderer (const glu::RenderContext& context, glu::GLSLVersion glslVersion);
|
|
~QuadRenderer (void);
|
|
|
|
void render (const Quad& quad) const;
|
|
|
|
private:
|
|
QuadRenderer (const QuadRenderer& other); // Not allowed!
|
|
QuadRenderer& operator= (const QuadRenderer& other); // Not allowed!
|
|
|
|
const glu::RenderContext& m_context;
|
|
glu::ShaderProgram* m_program;
|
|
int m_positionLoc;
|
|
int m_colorLoc;
|
|
int m_color1Loc;
|
|
const bool m_blendFuncExt;
|
|
};
|
|
|
|
struct IntegerQuad
|
|
{
|
|
tcu::IVec2 posA;
|
|
tcu::IVec2 posB;
|
|
|
|
// Viewport coordinates (depth in range [0, 1]).
|
|
// In order (A.x, A.y), (A.x, B.y), (B.x, A.y), (B.x, B.y)
|
|
tcu::Vec4 color[4];
|
|
tcu::Vec4 color1[4];
|
|
float depth[4];
|
|
|
|
IntegerQuad (int windowWidth, int windowHeight)
|
|
: posA(0, 0)
|
|
, posB(windowWidth-1, windowHeight-1)
|
|
{
|
|
for (int i = 0; i < DE_LENGTH_OF_ARRAY(depth); i++)
|
|
depth[i] = 0.0f;
|
|
}
|
|
|
|
IntegerQuad (void)
|
|
: posA(0, 0)
|
|
, posB(1, 1)
|
|
{
|
|
for (int i = 0; i < DE_LENGTH_OF_ARRAY(depth); i++)
|
|
depth[i] = 0.0f;
|
|
}
|
|
};
|
|
|
|
class ReferenceQuadRenderer
|
|
{
|
|
public:
|
|
ReferenceQuadRenderer (void);
|
|
|
|
void render (const tcu::PixelBufferAccess& colorBuffer,
|
|
const tcu::PixelBufferAccess& depthBuffer,
|
|
const tcu::PixelBufferAccess& stencilBuffer,
|
|
const IntegerQuad& quad,
|
|
const rr::FragmentOperationState& state);
|
|
|
|
private:
|
|
enum
|
|
{
|
|
MAX_FRAGMENT_BUFFER_SIZE = 1024
|
|
};
|
|
|
|
void flushFragmentBuffer (const rr::MultisamplePixelBufferAccess& colorBuffer,
|
|
const rr::MultisamplePixelBufferAccess& depthBuffer,
|
|
const rr::MultisamplePixelBufferAccess& stencilBuffer,
|
|
rr::FaceType faceType,
|
|
const rr::FragmentOperationState& state);
|
|
|
|
rr::Fragment m_fragmentBuffer[MAX_FRAGMENT_BUFFER_SIZE];
|
|
float m_fragmentDepths[MAX_FRAGMENT_BUFFER_SIZE];
|
|
int m_fragmentBufferSize;
|
|
|
|
rr::FragmentProcessor m_fragmentProcessor;
|
|
};
|
|
|
|
|
|
// These functions take a normally-indexed 2d pixel buffer and return a pixel buffer access
|
|
// that indexes the same memory area, but using the multisample indexing convention.
|
|
tcu::PixelBufferAccess getMultisampleAccess(const tcu::PixelBufferAccess& original);
|
|
tcu::ConstPixelBufferAccess getMultisampleAccess(const tcu::ConstPixelBufferAccess& original);
|
|
|
|
} // FragmentOpUtil
|
|
} // gls
|
|
} // deqp
|
|
|
|
#endif // _GLSFRAGMENTOPUTIL_HPP
|