Hash :
35cd7332
Author :
Date :
2018-12-02T12:03:33
Refactor test shader style. This change enforces a lot more consistency. We pass const char * to the Compile functions instead of std::string. Also fixes the indentation of C++11 block comments to be more consistent. Bug: angleproject:2995 Change-Id: Id6e5ea94055d8cbd420df4ea2e81b2d96cb5ce78 Reviewed-on: https://chromium-review.googlesource.com/c/1357103 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151
//
// Copyright 2015 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.
//
#include "test_utils/ANGLETest.h"
using namespace angle;
namespace
{
constexpr char kVS[] = R"(attribute vec4 aTest;
attribute vec2 aPosition;
varying vec4 vTest;
void main()
{
vTest = aTest;
gl_Position = vec4(aPosition, 0.0, 1.0);
gl_PointSize = 1.0;
})";
constexpr char kFS[] = R"(precision mediump float;
varying vec4 vTest;
void main()
{
gl_FragColor = vTest;
})";
} // namespace
class PBOExtensionTest : public ANGLETest
{
protected:
PBOExtensionTest()
{
setWindowWidth(32);
setWindowHeight(32);
setConfigRedBits(8);
setConfigGreenBits(8);
setConfigBlueBits(8);
setConfigAlphaBits(8);
}
void SetUp() override
{
ANGLETest::SetUp();
if (extensionEnabled("NV_pixel_buffer_object"))
{
glGenBuffers(1, &mPBO);
glBindBuffer(GL_PIXEL_PACK_BUFFER, mPBO);
glBufferData(GL_PIXEL_PACK_BUFFER, 4 * getWindowWidth() * getWindowHeight(), nullptr,
GL_STATIC_DRAW);
glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
mProgram = CompileProgram(kVS, kFS);
glGenBuffers(1, &mPositionVBO);
glBindBuffer(GL_ARRAY_BUFFER, mPositionVBO);
glBufferData(GL_ARRAY_BUFFER, 128, nullptr, GL_DYNAMIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
ASSERT_GL_NO_ERROR();
}
void TearDown() override
{
ANGLETest::TearDown();
glDeleteBuffers(1, &mPBO);
glDeleteProgram(mProgram);
}
GLuint mPBO;
GLuint mProgram;
GLuint mPositionVBO;
};
TEST_P(PBOExtensionTest, PBOWithOtherTarget)
{
if (extensionEnabled("NV_pixel_buffer_object"))
{
glClearColor(1.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
EXPECT_GL_NO_ERROR();
glBindBuffer(GL_PIXEL_PACK_BUFFER, mPBO);
glReadPixels(0, 0, 16, 16, GL_RGBA, GL_UNSIGNED_BYTE, 0);
glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
glBindBuffer(GL_ARRAY_BUFFER, mPBO);
void *mappedPtr = glMapBufferRangeEXT(GL_ARRAY_BUFFER, 0, 32, GL_MAP_READ_BIT);
unsigned char *dataPtr = static_cast<unsigned char *>(mappedPtr);
EXPECT_GL_NO_ERROR();
EXPECT_EQ(255, dataPtr[0]);
EXPECT_EQ(0, dataPtr[1]);
EXPECT_EQ(0, dataPtr[2]);
EXPECT_EQ(255, dataPtr[3]);
glUnmapBufferOES(GL_ARRAY_BUFFER);
}
EXPECT_GL_NO_ERROR();
}
TEST_P(PBOExtensionTest, PBOWithExistingData)
{
if (extensionEnabled("NV_pixel_buffer_object"))
{
// Clear backbuffer to red
glClearColor(1.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
EXPECT_GL_NO_ERROR();
// Read 16x16 region from red backbuffer to PBO
glBindBuffer(GL_PIXEL_PACK_BUFFER, mPBO);
glReadPixels(0, 0, 16, 16, GL_RGBA, GL_UNSIGNED_BYTE, 0);
// Clear backbuffer to green
glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
EXPECT_GL_NO_ERROR();
// Read 16x16 region from green backbuffer to PBO at offset 16
glReadPixels(0, 0, 16, 16, GL_RGBA, GL_UNSIGNED_BYTE, reinterpret_cast<void *>(16));
void *mappedPtr = glMapBufferRangeEXT(GL_PIXEL_PACK_BUFFER, 0, 32, GL_MAP_READ_BIT);
unsigned char *dataPtr = static_cast<unsigned char *>(mappedPtr);
EXPECT_GL_NO_ERROR();
// Test pixel 0 is red (existing data)
EXPECT_EQ(255, dataPtr[0]);
EXPECT_EQ(0, dataPtr[1]);
EXPECT_EQ(0, dataPtr[2]);
EXPECT_EQ(255, dataPtr[3]);
// Test pixel 16 is green (new data)
EXPECT_EQ(0, dataPtr[16 * 4 + 0]);
EXPECT_EQ(255, dataPtr[16 * 4 + 1]);
EXPECT_EQ(0, dataPtr[16 * 4 + 2]);
EXPECT_EQ(255, dataPtr[16 * 4 + 3]);
glUnmapBufferOES(GL_PIXEL_PACK_BUFFER);
}
EXPECT_GL_NO_ERROR();
}
// Use this to select which configurations (e.g. which renderer, which GLES major version) these
// tests should be run against.
ANGLE_INSTANTIATE_TEST(PBOExtensionTest, ES2_D3D11(), ES3_D3D11(), ES3_OPENGL(), ES3_OPENGLES());