void FBOBlitTest::prepare()
{
BlitTest::prepare();
glTexImage2D(GL_TEXTURE_2D, 0, m_format, m_width, m_height, 0, m_format, m_type, NULL);
ASSERT_GL();
glGenRenderbuffers(1, &m_depthbuffer);
glBindRenderbuffer(GL_RENDERBUFFER, m_depthbuffer);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT16, m_width, m_height);
ASSERT_GL();
glGenFramebuffers(1, &m_framebuffer);
glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_texture, 0);
if (m_useDepth)
{
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT,
GL_RENDERBUFFER, m_depthbuffer);
}
ASSERT_GL();
GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
ASSERT(status == GL_FRAMEBUFFER_COMPLETE);
GLint viewport[4];
glGetIntegerv(GL_VIEWPORT, viewport);
glViewport(0, 0, m_width, m_height);
fillTexture();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glBindRenderbuffer(GL_RENDERBUFFER, 0);
ASSERT_GL();
}
/* External functions
*/
Mesh* create_mesh(const Vertex* vertex_data, size_t vertex_data_size,
const uint32_t* index_data, size_t index_data_size,
int index_count)
{
Mesh* mesh = NULL;
GLuint vertex_buffer = 0;
GLuint index_buffer = 0;
/* Create vertex buffer */
ASSERT_GL(glGenBuffers(1, &vertex_buffer));
ASSERT_GL(glBindBuffer(GL_ARRAY_BUFFER, vertex_buffer));
ASSERT_GL(glBufferData(GL_ARRAY_BUFFER, vertex_data_size, vertex_data, GL_STATIC_DRAW));
ASSERT_GL(glBindBuffer(GL_ARRAY_BUFFER, 0));
/* Create index buffer */
ASSERT_GL(glGenBuffers(1, &index_buffer));
ASSERT_GL(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, index_buffer));
ASSERT_GL(glBufferData(GL_ELEMENT_ARRAY_BUFFER, index_data_size, index_data, GL_STATIC_DRAW));
ASSERT_GL(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
/* Create mesh */
mesh = (Mesh*)calloc(1, sizeof(Mesh));
mesh->vertex_buffer = vertex_buffer;
mesh->index_buffer = index_buffer;
mesh->index_count = index_count;
return mesh;
}
void
Material::loadShader(const matrix & theMatrix) {
if (!shaderProgram_) {
initShader();
}
glUseProgram(shaderProgram_);
ASSERT_GL("glUseProgram", PLUS_FILE_LINE);
glUniformMatrix4fv(mvpHandle_, 1, GL_FALSE, theMatrix.data());
glUniform1f(alphaHandle_, alpha_);
for (std::map<std::string, std::pair<GLuint, float> >::const_iterator it = customHandlesAndValues_.begin();
it != customHandlesAndValues_.end(); ++it) {
AC_TRACE << "set value in shader " << it->first << " " << it->second.first << " " << it->second.second;
glUniform1f(it->second.first, it->second.second);
}
ASSERT_GL("Material::loadShader", PLUS_FILE_LINE);
}
GLint GLProgram::getUniform(const GLchar *name){
GLint ret;
if(m_Id==0)FAIL("getUniform");
ret = glGetUniformLocation(m_Id,name);
ASSERT_GL();
return ret;
}
void
Material::deleteShader() {
if (shaderProgram_) {
glUseProgram(0);
glDeleteProgram(shaderProgram_);
shaderProgram_ = 0;
ASSERT_GL("glDeleteProgram", PLUS_FILE_LINE);
}
}
void
UnlitTexturedMaterial::loadShader(const matrix & theMatrix) {
Material::loadShader(theMatrix);
AC_TRACE << "UnlitTexturedMaterial::loadShader " << (void*)this
<< " bindTexture: "<<textureUnit_->getTexture()
<< " " << textureUnit_->getTexture()->getAttributesAsString();
glUniformMatrix4fv(textureMatrixHandle_, 1, GL_FALSE, textureUnit_->getRenderMatrix().data());
glBindTexture(textureUnit_->getTexture()->_textureTarget, textureUnit_->getTexture()->_textureId);
ASSERT_GL("UnlitTexturedMaterial::loadShader", PLUS_FILE_LINE);
}
void draw_mesh(const Mesh* M)
{
float* ptr = 0;
ASSERT_GL(glBindBuffer(GL_ARRAY_BUFFER, M->vertex_buffer));
ASSERT_GL(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, M->index_buffer));
ASSERT_GL(glVertexAttribPointer(kPositionSlot, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)(ptr+=0)));
ASSERT_GL(glVertexAttribPointer(kNormalSlot, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)(ptr+=3)));
ASSERT_GL(glVertexAttribPointer(kTangentSlot, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)(ptr+=3)));
ASSERT_GL(glVertexAttribPointer(kBitangentSlot, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)(ptr+=3)));
ASSERT_GL(glVertexAttribPointer(kTexCoordSlot, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)(ptr+=3)));
ASSERT_GL(glDrawElements(GL_TRIANGLES, M->index_count, GL_UNSIGNED_INT, NULL));
}
int main(int argc, char** argv)
{
std::list<std::string> args(argv, argv + argc);
showIntro();
parseArguments(args);
findDataDirectory();
const EGLint configAttrs[] =
{
EGL_BUFFER_SIZE, options.bitsPerPixel,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE
};
const EGLint configAttrs32[] =
{
EGL_BUFFER_SIZE, 32,
EGL_NONE
};
const EGLint contextAttrs[] =
{
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
int winWidth = 800;
int winHeight = 480;
const float w = winWidth, h = winHeight;
EGLConfig config32 = 0;
EGLint configCount = 0;
bool result = nativeCreateDisplay(&ctx.nativeDisplay);
ASSERT(result);
nativeGetScreenSize(ctx.nativeDisplay, &winWidth, &winHeight);
result = initializeEgl(winWidth, winHeight, configAttrs, contextAttrs);
ASSERT(result);
eglChooseConfig(ctx.dpy, configAttrs32, &config32, 1, &configCount);
if (!configCount)
{
printf("32bpp config not found\n");
}
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
ASSERT_GL();
#define ADD_TEST(TEST) runTest(*std::auto_ptr<Test>(new TEST));
#include "tests.inl"
#undef ADD_TEST
terminateEgl();
}
void
Material::initShader() {
AC_DEBUG << "Material initShader "<<(void*)this;
if (vertexShader_.empty() || fragmentShader_.empty()) {
setShader();
}
shaderProgram_ = createProgram(vertexShader_, fragmentShader_);
if (!shaderProgram_) {
AC_ERROR << "Could not create program.";
throw ShaderCreationException("problems during shader program creation of " + vertexShader_ + " or/and " + fragmentShader_, PLUS_FILE_LINE);
}
bindAttributes();
setHandles();
glLinkProgram(shaderProgram_);
ASSERT_GL("glLinkProgram", PLUS_FILE_LINE);
}
bool loadCompressedTexture(GLenum target, int level, GLenum internalFormat, int width,
int height, const std::string& fileName)
{
#if defined(SUPPORT_ANDROID)
AAsset* asset = AAssetManager_open(ctx.assetManager, fileName.c_str(), O_RDONLY);
if (!asset)
{
LOGW("Unable to open asset %s", fileName.c_str());
return false;
}
off_t size = AAsset_getLength(asset);
void* pixels = malloc(size);
AAsset_read(asset, pixels, size);
AAsset_close(asset);
#else // !SUPPORT_ANDROID
int fd = open(fileName.c_str(), O_RDONLY);
if (fd == -1)
{
perror("open");
return false;
}
struct stat sb;
if (fstat(fd, &sb) == -1)
{
perror("stat");
return false;
}
off_t size = sb.st_size;
void* pixels = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
#endif // !SUPPORT_ANDROID
glCompressedTexImage2D(target, level, internalFormat, width, height, 0, size, pixels);
#if defined(SUPPORT_ANDROID)
free(pixels);
#else
munmap(pixels, sb.st_size);
close(fd);
#endif
ASSERT_GL();
return true;
}
void
Material::bindAttributes() {
AC_DEBUG << "Material::bindAttributes "<<(void*)this;
glBindAttribLocation(shaderProgram_, VERTEX_POS_INDEX, "a_position");
ASSERT_GL("glBindAttribLocation", PLUS_FILE_LINE);
}
void
UnlitTexturedMaterial::bindAttributes() {
Material::bindAttributes();
glBindAttribLocation(shaderProgram_, VERTEX_TEXCOORD0_INDEX, "a_texCoord0");
ASSERT_GL("UnlitTexturedMaterial::bindAttributes", PLUS_FILE_LINE);
}
void
UnlitColoredMaterial::loadShader(const matrix & theMatrix) {
Material::loadShader(theMatrix);
glUniform4fv(colorHandle_, 1, &(diffuse_[0]));
ASSERT_GL("UnlitColoredMaterial::loadShader", PLUS_FILE_LINE);
}
void runTest(Test& test)
{
int frames = 0;
int frameLimit = 100;
int warmup = 20;
int64_t minTime = options.minTime * 1000 * 1000 * 1000LL;
struct timespec res, start, end;
if (options.listTests)
{
printf("%s\n", test.name().c_str());
return;
}
if (!shouldRunTest(test.name()))
{
return;
}
clock_getres(CLOCK_REALTIME, &res);
//printf("Timer resolution: %d.%09d s\n", res.tv_sec, res.tv_nsec);
printf("%-40s", (test.name() + ":").c_str());
fflush(stdout);
try
{
test.prepare();
ASSERT_GL();
ASSERT_EGL();
} catch (const std::exception& e)
{
printf("%s\n", e.what());
return;
}
nativeVerifyWindow(ctx.nativeDisplay, ctx.win);
while (warmup--)
{
test(0);
swapBuffers();
}
ASSERT_GL();
ASSERT_EGL();
#if defined(HAVE_LIBOSSO)
if (ossoContext)
{
osso_display_blanking_pause(ossoContext);
}
#endif
clock_gettime(CLOCK_REALTIME, &start);
while (frames < frameLimit)
{
test(frames);
swapBuffers();
clock_gettime(CLOCK_REALTIME, &end);
frames++;
if (frames >= frameLimit && timeDiff(start, end) < minTime)
{
frameLimit *= 2;
}
}
ASSERT_GL();
ASSERT_EGL();
test.teardown();
ASSERT_GL();
ASSERT_EGL();
int64_t diff = timeDiff(start, end);
int fps = static_cast<int>((1000 * 1000 * 1000LL * frames) / diff);
//printf("%d frames in %6.2f ms (%3d fps) ", frames, diff / (1000.0f * 1000.0f), fps);
printf("%3d fps ", fps);
while (fps > 0)
{
fputc('#', stdout);
fps -= 3;
}
fputc('\n', stdout);
}
void GLProgram::bindAttrib(GLuint index,const GLchar *name){
if(m_Id==0)FAIL("bindAttrib");
glBindAttribLocation(m_Id,index,name);
ASSERT_GL();
}
void destroy_mesh(Mesh* M)
{
ASSERT_GL(glDeleteBuffers(1,&M->vertex_buffer));
ASSERT_GL(glDeleteBuffers(1,&M->index_buffer));
free(M);
}