Copyright (C) 2013 Kahrl <kahrl@gmx.net>
This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include <fstream>
+#include <iterator>
#include "shader.h"
#include "irrlichttypes_extrabloated.h"
#include "debug.h"
-#include "main.h" // for g_settings
#include "filesys.h"
#include "util/container.h"
#include "util/thread.h"
#include "settings.h"
-#include <iterator>
#include <ICameraSceneNode.h>
#include <IGPUProgrammingServices.h>
#include <IMaterialRenderer.h>
#include <IMaterialRendererServices.h>
#include <IShaderConstantSetCallBack.h>
+#include "client/renderingengine.h"
#include "EShaderTypes.h"
#include "log.h"
#include "gamedef.h"
-#include "strfnd.h" // trim()
+#include "client/tile.h"
/*
A cache from shader name to shader path
const std::string &filename)
{
std::string combined = name_of_shader + DIR_DELIM + filename;
- std::string fullpath = "";
+ std::string fullpath;
/*
Check from cache
*/
Check from shader_path
*/
std::string shader_path = g_settings->get("shader_path");
- if(shader_path != "")
- {
+ if (!shader_path.empty()) {
std::string testpath = shader_path + DIR_DELIM + combined;
if(fs::PathExists(testpath))
fullpath = testpath;
/*
Check from default data directory
*/
- if(fullpath == "")
- {
+ if (fullpath.empty()) {
std::string rel_path = std::string("client") + DIR_DELIM
+ "shaders" + DIR_DELIM
+ name_of_shader + DIR_DELIM
class SourceShaderCache
{
public:
- void insert(const std::string &name_of_shader,
- const std::string &filename,
- const std::string &program,
- bool prefer_local)
+ void insert(const std::string &name_of_shader, const std::string &filename,
+ const std::string &program, bool prefer_local)
{
std::string combined = name_of_shader + DIR_DELIM + filename;
// Try to use local shader instead if asked to
if(prefer_local){
std::string path = getShaderPath(name_of_shader, filename);
- if(path != ""){
+ if(!path.empty()){
std::string p = readFile(path);
- if(p != ""){
+ if (!p.empty()) {
m_programs[combined] = p;
return;
}
}
m_programs[combined] = program;
}
+
std::string get(const std::string &name_of_shader,
- const std::string &filename)
+ const std::string &filename)
{
std::string combined = name_of_shader + DIR_DELIM + filename;
- std::map<std::string, std::string>::iterator n;
- n = m_programs.find(combined);
- if(n != m_programs.end())
+ StringMap::iterator n = m_programs.find(combined);
+ if (n != m_programs.end())
return n->second;
return "";
}
+
// Primarily fetches from cache, secondarily tries to read from filesystem
std::string getOrLoad(const std::string &name_of_shader,
- const std::string &filename)
+ const std::string &filename)
{
std::string combined = name_of_shader + DIR_DELIM + filename;
- std::map<std::string, std::string>::iterator n;
- n = m_programs.find(combined);
- if(n != m_programs.end())
+ StringMap::iterator n = m_programs.find(combined);
+ if (n != m_programs.end())
return n->second;
std::string path = getShaderPath(name_of_shader, filename);
- if(path == ""){
- infostream<<"SourceShaderCache::getOrLoad(): No path found for \""
- <<combined<<"\""<<std::endl;
+ if (path.empty()) {
+ infostream << "SourceShaderCache::getOrLoad(): No path found for \""
+ << combined << "\"" << std::endl;
return "";
}
- infostream<<"SourceShaderCache::getOrLoad(): Loading path \""<<path
- <<"\""<<std::endl;
+ infostream << "SourceShaderCache::getOrLoad(): Loading path \""
+ << path << "\"" << std::endl;
std::string p = readFile(path);
- if(p != ""){
+ if (!p.empty()) {
m_programs[combined] = p;
return p;
}
return "";
}
private:
- std::map<std::string, std::string> m_programs;
+ StringMap m_programs;
+
std::string readFile(const std::string &path)
{
std::ifstream is(path.c_str(), std::ios::binary);
}
};
+
/*
ShaderCallback: Sets constants that can be used in shaders
*/
-class IShaderConstantSetterRegistry
-{
-public:
- virtual ~IShaderConstantSetterRegistry(){};
- virtual void onSetConstants(video::IMaterialRendererServices *services,
- bool is_highlevel, const std::string &name) = 0;
-};
-
class ShaderCallback : public video::IShaderConstantSetCallBack
{
- IShaderConstantSetterRegistry *m_scsr;
- std::string m_name;
+ std::vector<IShaderConstantSetter*> m_setters;
public:
- ShaderCallback(IShaderConstantSetterRegistry *scsr, const std::string &name):
- m_scsr(scsr),
- m_name(name)
- {}
- ~ShaderCallback() {}
+ ShaderCallback(const std::vector<IShaderConstantSetterFactory *> &factories)
+ {
+ for (IShaderConstantSetterFactory *factory : factories)
+ m_setters.push_back(factory->create());
+ }
+
+ ~ShaderCallback()
+ {
+ for (IShaderConstantSetter *setter : m_setters)
+ delete setter;
+ }
virtual void OnSetConstants(video::IMaterialRendererServices *services, s32 userData)
{
video::IVideoDriver *driver = services->getVideoDriver();
- assert(driver);
+ sanity_check(driver != NULL);
bool is_highlevel = userData;
- m_scsr->onSetConstants(services, is_highlevel, m_name);
+ for (IShaderConstantSetter *setter : m_setters)
+ setter->onSetConstants(services, is_highlevel);
}
};
+
/*
MainShaderConstantSetter: Set basic constants required for almost everything
*/
class MainShaderConstantSetter : public IShaderConstantSetter
{
+ CachedVertexShaderSetting<float, 16> m_world_view_proj;
+ CachedVertexShaderSetting<float, 16> m_world;
+
public:
- MainShaderConstantSetter(IrrlichtDevice *device):
- m_device(device)
+ MainShaderConstantSetter() :
+ m_world_view_proj("mWorldViewProj"),
+ m_world("mWorld")
{}
- ~MainShaderConstantSetter() {}
+ ~MainShaderConstantSetter() = default;
virtual void onSetConstants(video::IMaterialRendererServices *services,
bool is_highlevel)
{
video::IVideoDriver *driver = services->getVideoDriver();
- assert(driver);
+ sanity_check(driver);
- // set inverted world matrix
- core::matrix4 invWorld = driver->getTransform(video::ETS_WORLD);
- invWorld.makeInverse();
- if(is_highlevel)
- services->setVertexShaderConstant("mInvWorld", invWorld.pointer(), 16);
- else
- services->setVertexShaderConstant(invWorld.pointer(), 0, 4);
-
- // set clip matrix
+ // Set clip matrix
core::matrix4 worldViewProj;
worldViewProj = driver->getTransform(video::ETS_PROJECTION);
worldViewProj *= driver->getTransform(video::ETS_VIEW);
worldViewProj *= driver->getTransform(video::ETS_WORLD);
- if(is_highlevel)
- services->setVertexShaderConstant("mWorldViewProj", worldViewProj.pointer(), 16);
+ if (is_highlevel)
+ m_world_view_proj.set(*reinterpret_cast<float(*)[16]>(worldViewProj.pointer()), services);
else
- services->setVertexShaderConstant(worldViewProj.pointer(), 4, 4);
+ services->setVertexShaderConstant(worldViewProj.pointer(), 0, 4);
- // set transposed world matrix
+ // Set world matrix
core::matrix4 world = driver->getTransform(video::ETS_WORLD);
- world = world.getTransposed();
- if(is_highlevel)
- services->setVertexShaderConstant("mTransWorld", world.pointer(), 16);
+ if (is_highlevel)
+ m_world.set(*reinterpret_cast<float(*)[16]>(world.pointer()), services);
else
- services->setVertexShaderConstant(world.pointer(), 8, 4);
+ services->setVertexShaderConstant(world.pointer(), 4, 4);
+
}
+};
-private:
- IrrlichtDevice *m_device;
+
+class MainShaderConstantSetterFactory : public IShaderConstantSetterFactory
+{
+public:
+ virtual IShaderConstantSetter* create()
+ { return new MainShaderConstantSetter(); }
};
+
/*
ShaderSource
*/
-class ShaderSource : public IWritableShaderSource, public IShaderConstantSetterRegistry
+class ShaderSource : public IWritableShaderSource
{
public:
- ShaderSource(IrrlichtDevice *device);
+ ShaderSource();
~ShaderSource();
- /*
- Gets a shader material id from cache or
- - if main thread, from getShaderIdDirect
- - if other thread, adds to request queue and waits for main thread
- */
- u32 getShaderId(const std::string &name);
-
/*
- If shader material specified by name is found from cache,
return the cached id.
The id 0 points to a null shader. Its material is EMT_SOLID.
*/
- u32 getShaderIdDirect(const std::string &name);
-
- // Finds out the name of a cached shader.
- std::string getShaderName(u32 id);
+ u32 getShaderIdDirect(const std::string &name,
+ const u8 material_type, const u8 drawtype);
/*
If shader specified by the name pointed by the id doesn't
- exist, create it, then return the cached shader.
+ exist, create it, then return id.
Can be called from any thread. If called from some other thread
and not found in cache, the call is queued to the main thread
for processing.
*/
- ShaderInfo getShader(u32 id);
- ShaderInfo getShader(const std::string &name)
- {
- return getShader(getShaderId(name));
- }
+ u32 getShader(const std::string &name,
+ const u8 material_type, const u8 drawtype);
+
+ ShaderInfo getShaderInfo(u32 id);
// Processes queued shader requests from other threads.
// Shall be called from the main thread.
// Shall be called from the main thread.
void rebuildShaders();
- void addGlobalConstantSetter(IShaderConstantSetter *setter)
+ void addShaderConstantSetterFactory(IShaderConstantSetterFactory *setter)
{
- m_global_setters.push_back(setter);
+ m_setter_factories.push_back(setter);
}
- void onSetConstants(video::IMaterialRendererServices *services,
- bool is_highlevel, const std::string &name);
-
private:
// The id of the thread that is allowed to use irrlicht directly
- threadid_t m_main_thread;
- // The irrlicht device
- IrrlichtDevice *m_device;
- // The set-constants callback
- ShaderCallback *m_shader_callback;
+ std::thread::id m_main_thread;
// Cache of source shaders
// This should be only accessed from the main thread
// A shader id is index in this array.
// The first position contains a dummy shader.
std::vector<ShaderInfo> m_shaderinfo_cache;
- // Maps a shader name to an index in the former.
- std::map<std::string, u32> m_name_to_id;
- // The two former containers are behind this mutex
- JMutex m_shaderinfo_cache_mutex;
+ // The former container is behind this mutex
+ std::mutex m_shaderinfo_cache_mutex;
// Queued shader fetches (to be processed by the main thread)
RequestQueue<std::string, u32, u8, u8> m_get_shader_queue;
- // Global constant setters
- // TODO: Delete these in the destructor
- std::vector<IShaderConstantSetter*> m_global_setters;
+ // Global constant setter factories
+ std::vector<IShaderConstantSetterFactory *> m_setter_factories;
+
+ // Shader callbacks
+ std::vector<ShaderCallback *> m_callbacks;
};
-IWritableShaderSource* createShaderSource(IrrlichtDevice *device)
+IWritableShaderSource *createShaderSource()
{
- return new ShaderSource(device);
+ return new ShaderSource();
}
/*
Generate shader given the shader name.
*/
-ShaderInfo generate_shader(std::string name, IrrlichtDevice *device,
- video::IShaderConstantSetCallBack *callback,
+ShaderInfo generate_shader(const std::string &name,
+ u8 material_type, u8 drawtype, std::vector<ShaderCallback *> &callbacks,
+ const std::vector<IShaderConstantSetterFactory *> &setter_factories,
SourceShaderCache *sourcecache);
/*
Load shader programs
*/
-void load_shaders(std::string name, SourceShaderCache *sourcecache,
- video::E_DRIVER_TYPE drivertype, s32 enable_shaders,
+void load_shaders(const std::string &name, SourceShaderCache *sourcecache,
+ video::E_DRIVER_TYPE drivertype, bool enable_shaders,
std::string &vertex_program, std::string &pixel_program,
std::string &geometry_program, bool &is_highlevel);
-ShaderSource::ShaderSource(IrrlichtDevice *device):
- m_device(device)
+ShaderSource::ShaderSource()
{
- assert(m_device);
-
- m_shader_callback = new ShaderCallback(this, "default");
-
- m_shaderinfo_cache_mutex.Init();
-
- m_main_thread = get_current_thread_id();
+ m_main_thread = std::this_thread::get_id();
// Add a dummy ShaderInfo as the first index, named ""
- m_shaderinfo_cache.push_back(ShaderInfo());
- m_name_to_id[""] = 0;
+ m_shaderinfo_cache.emplace_back();
// Add main global constant setter
- addGlobalConstantSetter(new MainShaderConstantSetter(device));
+ addShaderConstantSetterFactory(new MainShaderConstantSetterFactory());
}
ShaderSource::~ShaderSource()
{
- //m_shader_callback->drop();
+ for (ShaderCallback *callback : m_callbacks) {
+ delete callback;
+ }
+ for (IShaderConstantSetterFactory *setter_factorie : m_setter_factories) {
+ delete setter_factorie;
+ }
}
-u32 ShaderSource::getShaderId(const std::string &name)
+u32 ShaderSource::getShader(const std::string &name,
+ const u8 material_type, const u8 drawtype)
{
- //infostream<<"getShaderId(): \""<<name<<"\""<<std::endl;
-
- {
- /*
- See if shader already exists
- */
- JMutexAutoLock lock(m_shaderinfo_cache_mutex);
- std::map<std::string, u32>::iterator n;
- n = m_name_to_id.find(name);
- if(n != m_name_to_id.end())
- return n->second;
- }
-
/*
Get shader
*/
- if(get_current_thread_id() == m_main_thread){
- return getShaderIdDirect(name);
- } else {
- infostream<<"getShaderId(): Queued: name=\""<<name<<"\""<<std::endl;
- // We're gonna ask the result to be put into here
- ResultQueue<std::string, u32, u8, u8> result_queue;
+ if (std::this_thread::get_id() == m_main_thread) {
+ return getShaderIdDirect(name, material_type, drawtype);
+ }
+
+ /*errorstream<<"getShader(): Queued: name=\""<<name<<"\""<<std::endl;*/
- // Throw a request in
- m_get_shader_queue.add(name, 0, 0, &result_queue);
+ // We're gonna ask the result to be put into here
- infostream<<"Waiting for shader from main thread, name=\""
- <<name<<"\""<<std::endl;
+ static ResultQueue<std::string, u32, u8, u8> result_queue;
- try{
- // Wait result for a second
- GetResult<std::string, u32, u8, u8>
- result = result_queue.pop_front(1000);
+ // Throw a request in
+ m_get_shader_queue.add(name, 0, 0, &result_queue);
- // Check that at least something worked OK
- assert(result.key == name);
+ /* infostream<<"Waiting for shader from main thread, name=\""
+ <<name<<"\""<<std::endl;*/
+ while(true) {
+ GetResult<std::string, u32, u8, u8>
+ result = result_queue.pop_frontNoEx();
+
+ if (result.key == name) {
return result.item;
}
- catch(ItemNotFoundException &e){
- infostream<<"Waiting for shader timed out."<<std::endl;
- return 0;
- }
+
+ errorstream << "Got shader with invalid name: " << result.key << std::endl;
}
- infostream<<"getShaderId(): Failed"<<std::endl;
+ infostream << "getShader(): Failed" << std::endl;
return 0;
}
/*
This method generates all the shaders
*/
-u32 ShaderSource::getShaderIdDirect(const std::string &name)
+u32 ShaderSource::getShaderIdDirect(const std::string &name,
+ const u8 material_type, const u8 drawtype)
{
//infostream<<"getShaderIdDirect(): name=\""<<name<<"\""<<std::endl;
// Empty name means shader 0
- if(name == ""){
+ if (name.empty()) {
infostream<<"getShaderIdDirect(): name is empty"<<std::endl;
return 0;
}
+ // Check if already have such instance
+ for(u32 i=0; i<m_shaderinfo_cache.size(); i++){
+ ShaderInfo *info = &m_shaderinfo_cache[i];
+ if(info->name == name && info->material_type == material_type &&
+ info->drawtype == drawtype)
+ return i;
+ }
+
/*
Calling only allowed from main thread
*/
- if(get_current_thread_id() != m_main_thread){
+ if (std::this_thread::get_id() != m_main_thread) {
errorstream<<"ShaderSource::getShaderIdDirect() "
"called not from main thread"<<std::endl;
return 0;
}
- /*
- See if shader already exists
- */
- {
- JMutexAutoLock lock(m_shaderinfo_cache_mutex);
-
- std::map<std::string, u32>::iterator n;
- n = m_name_to_id.find(name);
- if(n != m_name_to_id.end()){
- /*infostream<<"getShaderIdDirect(): \""<<name
- <<"\" found in cache"<<std::endl;*/
- return n->second;
- }
- }
-
- /*infostream<<"getShaderIdDirect(): \""<<name
- <<"\" NOT found in cache. Creating it."<<std::endl;*/
-
- ShaderInfo info = generate_shader(name, m_device,
- m_shader_callback, &m_sourcecache);
+ ShaderInfo info = generate_shader(name, material_type, drawtype,
+ m_callbacks, m_setter_factories, &m_sourcecache);
/*
Add shader to caches (add dummy shaders too)
*/
- JMutexAutoLock lock(m_shaderinfo_cache_mutex);
+ MutexAutoLock lock(m_shaderinfo_cache_mutex);
u32 id = m_shaderinfo_cache.size();
m_shaderinfo_cache.push_back(info);
- m_name_to_id[name] = id;
- /*infostream<<"getShaderIdDirect(): "
- <<"Returning id="<<id<<" for name \""<<name<<"\""<<std::endl;*/
+ infostream<<"getShaderIdDirect(): "
+ <<"Returning id="<<id<<" for name \""<<name<<"\""<<std::endl;
return id;
}
-std::string ShaderSource::getShaderName(u32 id)
-{
- JMutexAutoLock lock(m_shaderinfo_cache_mutex);
-
- if(id >= m_shaderinfo_cache.size()){
- errorstream<<"ShaderSource::getShaderName(): id="<<id
- <<" >= m_shaderinfo_cache.size()="
- <<m_shaderinfo_cache.size()<<std::endl;
- return "";
- }
-
- return m_shaderinfo_cache[id].name;
-}
-ShaderInfo ShaderSource::getShader(u32 id)
+ShaderInfo ShaderSource::getShaderInfo(u32 id)
{
- JMutexAutoLock lock(m_shaderinfo_cache_mutex);
+ MutexAutoLock lock(m_shaderinfo_cache_mutex);
if(id >= m_shaderinfo_cache.size())
return ShaderInfo();
void ShaderSource::processQueue()
{
- /*
- Fetch shaders
- */
- if(!m_get_shader_queue.empty()){
- GetRequest<std::string, u32, u8, u8>
- request = m_get_shader_queue.pop();
-
- /*infostream<<"ShaderSource::processQueue(): "
- <<"got shader request with "
- <<"name=\""<<request.key<<"\""
- <<std::endl;*/
- GetResult<std::string, u32, u8, u8>
- result;
- result.key = request.key;
- result.callers = request.callers;
- result.item = getShaderIdDirect(request.key);
- request.dest->push_back(result);
- }
}
void ShaderSource::insertSourceShader(const std::string &name_of_shader,
"name_of_shader=\""<<name_of_shader<<"\", "
"filename=\""<<filename<<"\""<<std::endl;*/
- assert(get_current_thread_id() == m_main_thread);
+ sanity_check(std::this_thread::get_id() == m_main_thread);
m_sourcecache.insert(name_of_shader, filename, program, true);
}
void ShaderSource::rebuildShaders()
{
- JMutexAutoLock lock(m_shaderinfo_cache_mutex);
+ MutexAutoLock lock(m_shaderinfo_cache_mutex);
/*// Oh well... just clear everything, they'll load sometime.
m_shaderinfo_cache.clear();
*/
// Recreate shaders
- for(u32 i=0; i<m_shaderinfo_cache.size(); i++){
- ShaderInfo *info = &m_shaderinfo_cache[i];
- *info = generate_shader(info->name, m_device,
- m_shader_callback, &m_sourcecache);
+ for (ShaderInfo &i : m_shaderinfo_cache) {
+ ShaderInfo *info = &i;
+ if (!info->name.empty()) {
+ *info = generate_shader(info->name, info->material_type,
+ info->drawtype, m_callbacks,
+ m_setter_factories, &m_sourcecache);
+ }
}
}
-void ShaderSource::onSetConstants(video::IMaterialRendererServices *services,
- bool is_highlevel, const std::string &name)
-{
- for(u32 i=0; i<m_global_setters.size(); i++){
- IShaderConstantSetter *setter = m_global_setters[i];
- setter->onSetConstants(services, is_highlevel);
- }
-}
-
-ShaderInfo generate_shader(std::string name, IrrlichtDevice *device,
- video::IShaderConstantSetCallBack *callback,
+
+ShaderInfo generate_shader(const std::string &name, u8 material_type, u8 drawtype,
+ std::vector<ShaderCallback *> &callbacks,
+ const std::vector<IShaderConstantSetterFactory *> &setter_factories,
SourceShaderCache *sourcecache)
{
- /*infostream<<"generate_shader(): "
- "\""<<name<<"\""<<std::endl;*/
-
ShaderInfo shaderinfo;
shaderinfo.name = name;
+ shaderinfo.material_type = material_type;
+ shaderinfo.drawtype = drawtype;
shaderinfo.material = video::EMT_SOLID;
-
- /*
- Get the base material
- */
- std::string base_material_name =
- trim(sourcecache->getOrLoad(name, "base.txt"));
- for(s32 i = 0; video::sBuiltInMaterialTypeNames[i] != 0; i++){
- if(video::sBuiltInMaterialTypeNames[i] == base_material_name){
- shaderinfo.material = (video::E_MATERIAL_TYPE) i;
- break;
- }
+ switch (material_type) {
+ case TILE_MATERIAL_OPAQUE:
+ case TILE_MATERIAL_LIQUID_OPAQUE:
+ shaderinfo.base_material = video::EMT_SOLID;
+ break;
+ case TILE_MATERIAL_ALPHA:
+ case TILE_MATERIAL_LIQUID_TRANSPARENT:
+ shaderinfo.base_material = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
+ break;
+ case TILE_MATERIAL_BASIC:
+ case TILE_MATERIAL_WAVING_LEAVES:
+ case TILE_MATERIAL_WAVING_PLANTS:
+ shaderinfo.base_material = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
+ break;
}
- // 0 = off, 1 = assembly shaders only, 2 = highlevel or assembly
- s32 enable_shaders = g_settings->getS32("enable_shaders");
- if(enable_shaders <= 0)
+ bool enable_shaders = g_settings->getBool("enable_shaders");
+ if (!enable_shaders)
return shaderinfo;
- video::IVideoDriver* driver = device->getVideoDriver();
- assert(driver);
+ video::IVideoDriver *driver = RenderingEngine::get_video_driver();
video::IGPUProgrammingServices *gpu = driver->getGPUProgrammingServices();
if(!gpu){
load_shaders(name, sourcecache, driver->getDriverType(),
enable_shaders, vertex_program, pixel_program,
geometry_program, is_highlevel);
-
// Check hardware/driver support
- if(vertex_program != "" &&
+ if (!vertex_program.empty() &&
!driver->queryFeature(video::EVDF_VERTEX_SHADER_1_1) &&
!driver->queryFeature(video::EVDF_ARB_VERTEX_PROGRAM_1)){
infostream<<"generate_shader(): vertex shaders disabled "
<<std::endl;
vertex_program = "";
}
- if(pixel_program != "" &&
+ if (!pixel_program.empty() &&
!driver->queryFeature(video::EVDF_PIXEL_SHADER_1_1) &&
!driver->queryFeature(video::EVDF_ARB_FRAGMENT_PROGRAM_1)){
infostream<<"generate_shader(): pixel shaders disabled "
<<std::endl;
pixel_program = "";
}
- if(geometry_program != "" &&
+ if (!geometry_program.empty() &&
!driver->queryFeature(video::EVDF_GEOMETRY_SHADER)){
infostream<<"generate_shader(): geometry shaders disabled "
"because of missing driver/hardware support."
}
// If no shaders are used, don't make a separate material type
- if(vertex_program == "" && pixel_program == "" && geometry_program == "")
+ if (vertex_program.empty() && pixel_program.empty() && geometry_program.empty())
return shaderinfo;
+ // Create shaders header
+ std::string shaders_header = "#version 120\n";
+
+ static const char* drawTypes[] = {
+ "NDT_NORMAL",
+ "NDT_AIRLIKE",
+ "NDT_LIQUID",
+ "NDT_FLOWINGLIQUID",
+ "NDT_GLASSLIKE",
+ "NDT_ALLFACES",
+ "NDT_ALLFACES_OPTIONAL",
+ "NDT_TORCHLIKE",
+ "NDT_SIGNLIKE",
+ "NDT_PLANTLIKE",
+ "NDT_FENCELIKE",
+ "NDT_RAILLIKE",
+ "NDT_NODEBOX",
+ "NDT_GLASSLIKE_FRAMED",
+ "NDT_FIRELIKE",
+ "NDT_GLASSLIKE_FRAMED_OPTIONAL",
+ "NDT_PLANTLIKE_ROOTED",
+ };
+
+ for (int i = 0; i < 14; i++){
+ shaders_header += "#define ";
+ shaders_header += drawTypes[i];
+ shaders_header += " ";
+ shaders_header += itos(i);
+ shaders_header += "\n";
+ }
+
+ static const char* materialTypes[] = {
+ "TILE_MATERIAL_BASIC",
+ "TILE_MATERIAL_ALPHA",
+ "TILE_MATERIAL_LIQUID_TRANSPARENT",
+ "TILE_MATERIAL_LIQUID_OPAQUE",
+ "TILE_MATERIAL_WAVING_LEAVES",
+ "TILE_MATERIAL_WAVING_PLANTS",
+ "TILE_MATERIAL_OPAQUE"
+ };
+
+ for (int i = 0; i < 7; i++){
+ shaders_header += "#define ";
+ shaders_header += materialTypes[i];
+ shaders_header += " ";
+ shaders_header += itos(i);
+ shaders_header += "\n";
+ }
+
+ shaders_header += "#define MATERIAL_TYPE ";
+ shaders_header += itos(material_type);
+ shaders_header += "\n";
+ shaders_header += "#define DRAW_TYPE ";
+ shaders_header += itos(drawtype);
+ shaders_header += "\n";
+
+ if (g_settings->getBool("generate_normalmaps")) {
+ shaders_header += "#define GENERATE_NORMALMAPS 1\n";
+ } else {
+ shaders_header += "#define GENERATE_NORMALMAPS 0\n";
+ }
+ shaders_header += "#define NORMALMAPS_STRENGTH ";
+ shaders_header += ftos(g_settings->getFloat("normalmaps_strength"));
+ shaders_header += "\n";
+ float sample_step;
+ int smooth = (int)g_settings->getFloat("normalmaps_smooth");
+ switch (smooth){
+ case 0:
+ sample_step = 0.0078125; // 1.0 / 128.0
+ break;
+ case 1:
+ sample_step = 0.00390625; // 1.0 / 256.0
+ break;
+ case 2:
+ sample_step = 0.001953125; // 1.0 / 512.0
+ break;
+ default:
+ sample_step = 0.0078125;
+ break;
+ }
+ shaders_header += "#define SAMPLE_STEP ";
+ shaders_header += ftos(sample_step);
+ shaders_header += "\n";
+
+ if (g_settings->getBool("enable_bumpmapping"))
+ shaders_header += "#define ENABLE_BUMPMAPPING\n";
+
+ if (g_settings->getBool("enable_parallax_occlusion")){
+ int mode = g_settings->getFloat("parallax_occlusion_mode");
+ float scale = g_settings->getFloat("parallax_occlusion_scale");
+ float bias = g_settings->getFloat("parallax_occlusion_bias");
+ int iterations = g_settings->getFloat("parallax_occlusion_iterations");
+ shaders_header += "#define ENABLE_PARALLAX_OCCLUSION\n";
+ shaders_header += "#define PARALLAX_OCCLUSION_MODE ";
+ shaders_header += itos(mode);
+ shaders_header += "\n";
+ shaders_header += "#define PARALLAX_OCCLUSION_SCALE ";
+ shaders_header += ftos(scale);
+ shaders_header += "\n";
+ shaders_header += "#define PARALLAX_OCCLUSION_BIAS ";
+ shaders_header += ftos(bias);
+ shaders_header += "\n";
+ shaders_header += "#define PARALLAX_OCCLUSION_ITERATIONS ";
+ shaders_header += itos(iterations);
+ shaders_header += "\n";
+ }
+
+ shaders_header += "#define USE_NORMALMAPS ";
+ if (g_settings->getBool("enable_bumpmapping") || g_settings->getBool("enable_parallax_occlusion"))
+ shaders_header += "1\n";
+ else
+ shaders_header += "0\n";
+
+ if (g_settings->getBool("enable_waving_water")){
+ shaders_header += "#define ENABLE_WAVING_WATER 1\n";
+ shaders_header += "#define WATER_WAVE_HEIGHT ";
+ shaders_header += ftos(g_settings->getFloat("water_wave_height"));
+ shaders_header += "\n";
+ shaders_header += "#define WATER_WAVE_LENGTH ";
+ shaders_header += ftos(g_settings->getFloat("water_wave_length"));
+ shaders_header += "\n";
+ shaders_header += "#define WATER_WAVE_SPEED ";
+ shaders_header += ftos(g_settings->getFloat("water_wave_speed"));
+ shaders_header += "\n";
+ } else{
+ shaders_header += "#define ENABLE_WAVING_WATER 0\n";
+ }
+
+ shaders_header += "#define ENABLE_WAVING_LEAVES ";
+ if (g_settings->getBool("enable_waving_leaves"))
+ shaders_header += "1\n";
+ else
+ shaders_header += "0\n";
+
+ shaders_header += "#define ENABLE_WAVING_PLANTS ";
+ if (g_settings->getBool("enable_waving_plants"))
+ shaders_header += "1\n";
+ else
+ shaders_header += "0\n";
+
+ if (g_settings->getBool("tone_mapping"))
+ shaders_header += "#define ENABLE_TONE_MAPPING\n";
+
+ shaders_header += "#define FOG_START ";
+ shaders_header += ftos(rangelim(g_settings->getFloat("fog_start"), 0.0f, 0.99f));
+ shaders_header += "\n";
+
// Call addHighLevelShaderMaterial() or addShaderMaterial()
const c8* vertex_program_ptr = 0;
const c8* pixel_program_ptr = 0;
const c8* geometry_program_ptr = 0;
- if(vertex_program != "")
+ if (!vertex_program.empty()) {
+ vertex_program = shaders_header + vertex_program;
vertex_program_ptr = vertex_program.c_str();
- if(pixel_program != "")
+ }
+ if (!pixel_program.empty()) {
+ pixel_program = shaders_header + pixel_program;
pixel_program_ptr = pixel_program.c_str();
- if(geometry_program != "")
+ }
+ if (!geometry_program.empty()) {
+ geometry_program = shaders_header + geometry_program;
geometry_program_ptr = geometry_program.c_str();
+ }
+ ShaderCallback *cb = new ShaderCallback(setter_factories);
s32 shadermat = -1;
if(is_highlevel){
infostream<<"Compiling high level shaders for "<<name<<std::endl;
video::EVST_VS_1_1, // Vertex shader version
pixel_program_ptr, // Pixel shader program
"pixelMain", // Pixel shader entry point
- video::EPST_PS_1_1, // Pixel shader version
+ video::EPST_PS_1_2, // Pixel shader version
geometry_program_ptr, // Geometry shader program
"geometryMain", // Geometry shader entry point
video::EGST_GS_4_0, // Geometry shader version
scene::EPT_TRIANGLES, // Geometry shader input
scene::EPT_TRIANGLE_STRIP, // Geometry shader output
0, // Support maximum number of vertices
- callback, // Set-constant callback
- shaderinfo.material, // Base material
- 1 // Userdata passed to callback
+ cb, // Set-constant callback
+ shaderinfo.base_material, // Base material
+ 1 // Userdata passed to callback
);
-
if(shadermat == -1){
errorstream<<"generate_shader(): "
"failed to generate \""<<name<<"\", "
"addHighLevelShaderMaterial failed."
<<std::endl;
+ dumpShaderProgram(warningstream, "Vertex", vertex_program);
+ dumpShaderProgram(warningstream, "Pixel", pixel_program);
+ dumpShaderProgram(warningstream, "Geometry", geometry_program);
+ delete cb;
return shaderinfo;
}
}
shadermat = gpu->addShaderMaterial(
vertex_program_ptr, // Vertex shader program
pixel_program_ptr, // Pixel shader program
- callback, // Set-constant callback
- shaderinfo.material, // Base material
+ cb, // Set-constant callback
+ shaderinfo.base_material, // Base material
0 // Userdata passed to callback
);
"failed to generate \""<<name<<"\", "
"addShaderMaterial failed."
<<std::endl;
+ dumpShaderProgram(warningstream, "Vertex", vertex_program);
+ dumpShaderProgram(warningstream,"Pixel", pixel_program);
+ delete cb;
return shaderinfo;
}
}
+ callbacks.push_back(cb);
// HACK, TODO: investigate this better
// Grab the material renderer once more so minetest doesn't crash on exit
return shaderinfo;
}
-void load_shaders(std::string name, SourceShaderCache *sourcecache,
- video::E_DRIVER_TYPE drivertype, s32 enable_shaders,
+void load_shaders(const std::string &name, SourceShaderCache *sourcecache,
+ video::E_DRIVER_TYPE drivertype, bool enable_shaders,
std::string &vertex_program, std::string &pixel_program,
std::string &geometry_program, bool &is_highlevel)
{
geometry_program = "";
is_highlevel = false;
- if(enable_shaders >= 2){
+ if(enable_shaders){
// Look for high level shaders
if(drivertype == video::EDT_DIRECT3D9){
// Direct3D 9: HLSL
pixel_program = sourcecache->getOrLoad(name, "opengl_fragment.glsl");
geometry_program = sourcecache->getOrLoad(name, "opengl_geometry.glsl");
}
- if(vertex_program != "" || pixel_program != "" || geometry_program != ""){
+ if (!vertex_program.empty() || !pixel_program.empty() || !geometry_program.empty()){
is_highlevel = true;
return;
}
}
- if(enable_shaders >= 1){
- // Look for assembly shaders
- if(drivertype == video::EDT_DIRECT3D8){
- // Direct3D 8 assembly shaders
- vertex_program = sourcecache->getOrLoad(name, "d3d8_vertex.asm");
- pixel_program = sourcecache->getOrLoad(name, "d3d8_pixel.asm");
- }
- else if(drivertype == video::EDT_DIRECT3D9){
- // Direct3D 9 assembly shaders
- vertex_program = sourcecache->getOrLoad(name, "d3d9_vertex.asm");
- pixel_program = sourcecache->getOrLoad(name, "d3d9_pixel.asm");
- }
- else if(drivertype == video::EDT_OPENGL){
- // OpenGL assembly shaders
- vertex_program = sourcecache->getOrLoad(name, "opengl_vertex.asm");
- pixel_program = sourcecache->getOrLoad(name, "opengl_fragment.asm");
- }
- if(vertex_program != "" || pixel_program != "")
- return;
+}
+
+void dumpShaderProgram(std::ostream &output_stream,
+ const std::string &program_type, const std::string &program)
+{
+ output_stream << program_type << " shader program:" << std::endl <<
+ "----------------------------------" << std::endl;
+ size_t pos = 0;
+ size_t prev = 0;
+ s16 line = 1;
+ while ((pos = program.find('\n', prev)) != std::string::npos) {
+ output_stream << line++ << ": "<< program.substr(prev, pos - prev) <<
+ std::endl;
+ prev = pos + 1;
}
+ output_stream << line << ": " << program.substr(prev) << std::endl <<
+ "End of " << program_type << " shader program." << std::endl <<
+ " " << std::endl;
}
projects / dragonfireclient.git / blobdiff