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Perfer 16 bit depth, handle long GL extension strings

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This commit is contained in:
Leith Bade
2014-11-25 20:38:38 +11:00
parent eac887c1b8
commit fbbcdca235
2 changed files with 22 additions and 5 deletions
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23
android/cpp/native_map_view.cpp
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@@ -23,7 +23,12 @@ void log_egl_string(EGLDisplay display, EGLint name, const char* label) {
if (str == nullptr) {
mbgl::Log::Error(mbgl::Event::OpenGL, "eglQueryString(%d) returned error %d", name, eglGetError());
} else {
mbgl::Log::Info(mbgl::Event::OpenGL, "EGL %s: %s", label, str);
char buf[513];
for (int len = std::strlen(str), pos = 0; len > 0; len -= 512, pos += 512) {
strncpy(buf, str + pos, 512);
buf[512] = 0;
mbgl::Log::Info(mbgl::Event::OpenGL, "EGL %s: %s", label, buf);
}
}
}
@@ -32,7 +37,12 @@ void log_gl_string(GLenum name, const char* label) {
if (str == nullptr) {
mbgl::Log::Error(mbgl::Event::OpenGL, "glGetString(%d) returned error %d", name, glGetError());
} else {
mbgl::Log::Info(mbgl::Event::OpenGL, "GL %s: %s", label, str);
char buf[513];
for (int len = std::strlen(reinterpret_cast<const char *>(str)), pos = 0; len > 0; len -= 512, pos += 512) {
strncpy(buf, reinterpret_cast<const char *>(str) + pos, 512);
buf[512] = 0;
mbgl::Log::Info(mbgl::Event::OpenGL, "GL %s: %s", label, buf);
}
}
}
@@ -352,7 +362,7 @@ typedef enum {
// Tuple is <format, depth, is_not_conformant, is_caveat, config_num, config_id>
typedef std::tuple<BufferFormat, EGLint, bool, bool, int, EGLConfig> ConfigProperties;
EGLConfig NativeMapView::chooseConfig(const EGLConfig configs[], EGLint num_configs) const {
EGLConfig NativeMapView::chooseConfig(const EGLConfig configs[], EGLint num_configs) {
mbgl::Log::Info(mbgl::Event::OpenGL, "Found %d configs", num_configs);
// Create a list of configs that pass our filters
@@ -475,6 +485,7 @@ EGLConfig NativeMapView::chooseConfig(const EGLConfig configs[], EGLint num_conf
// Sort the configs to find the best one
config_list.sort();
using_depth24 = std::get<1>(config_list.front()) == 24;
bool is_conformant = !std::get<2>(config_list.front());
bool is_caveat = std::get<3>(config_list.front());
int config_num = std::get<4>(config_list.front());
@@ -541,7 +552,11 @@ void NativeMapView::loadExtensions() {
if (extensions.find("GL_OES_depth24") != std::string::npos) {
mbgl::Log::Info(mbgl::Event::OpenGL, "Using GL_OES_depth24.");
gl::is_depth24_supported = true;
if (!using_depth24) {
gl::is_depth24_supported = true;
} else {
mbgl::Log::Debug(mbgl::Event::OpenGL, "Preferring 16 bit depth.");
}
}
}