X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fclient%2Fshader.cpp;h=b3e4911f49bd9ee061ccb7d31c8e62c02a8f61bb;hb=946f3030fc0728de15620896e08ed7e10696c11b;hp=ee6079f7aeaba6423d4d2494e275ed75fd3c49f3;hpb=3e16c3a78fff61c20e63ba730d15e94e3bb877b4;p=dragonfireclient.git

diff --git a/src/client/shader.cpp b/src/client/shader.cpp
index ee6079f7a..b3e4911f4 100644
--- a/src/client/shader.cpp
+++ b/src/client/shader.cpp
@@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <iterator>
 #include "shader.h"
 #include "irrlichttypes_extrabloated.h"
+#include "irr_ptr.h"
 #include "debug.h"
 #include "filesys.h"
 #include "util/container.h"
@@ -37,6 +38,22 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "log.h"
 #include "gamedef.h"
 #include "client/tile.h"
+#include "config.h"
+
+#if ENABLE_GLES
+#ifdef _IRR_COMPILE_WITH_OGLES1_
+#include <GLES/gl.h>
+#else
+#include <GLES2/gl2.h>
+#endif
+#else
+#ifndef __APPLE__
+#include <GL/gl.h>
+#else
+#define GL_SILENCE_DEPRECATION
+#include <OpenGL/gl.h>
+#endif
+#endif
 
 /*
 	A cache from shader name to shader path
@@ -173,19 +190,14 @@ class SourceShaderCache
 
 class ShaderCallback : public video::IShaderConstantSetCallBack
 {
-	std::vector<IShaderConstantSetter*> m_setters;
+	std::vector<std::unique_ptr<IShaderConstantSetter>> m_setters;
 
 public:
-	ShaderCallback(const std::vector<IShaderConstantSetterFactory *> &factories)
+	template <typename Factories>
+	ShaderCallback(const Factories &factories)
 	{
-		for (IShaderConstantSetterFactory *factory : factories)
-			m_setters.push_back(factory->create());
-	}
-
-	~ShaderCallback()
-	{
-		for (IShaderConstantSetter *setter : m_setters)
-			delete setter;
+		for (auto &&factory : factories)
+			m_setters.push_back(std::unique_ptr<IShaderConstantSetter>(factory->create()));
 	}
 
 	virtual void OnSetConstants(video::IMaterialRendererServices *services, s32 userData) override
@@ -193,15 +205,13 @@ class ShaderCallback : public video::IShaderConstantSetCallBack
 		video::IVideoDriver *driver = services->getVideoDriver();
 		sanity_check(driver != NULL);
 
-		bool is_highlevel = userData;
-
-		for (IShaderConstantSetter *setter : m_setters)
-			setter->onSetConstants(services, is_highlevel);
+		for (auto &&setter : m_setters)
+			setter->onSetConstants(services);
 	}
 
 	virtual void OnSetMaterial(const video::SMaterial& material) override
 	{
-		for (IShaderConstantSetter *setter : m_setters)
+		for (auto &&setter : m_setters)
 			setter->onSetMaterial(material);
 	}
 };
@@ -215,37 +225,61 @@ class MainShaderConstantSetter : public IShaderConstantSetter
 {
 	CachedVertexShaderSetting<float, 16> m_world_view_proj;
 	CachedVertexShaderSetting<float, 16> m_world;
+#if ENABLE_GLES
+	// Modelview matrix
+	CachedVertexShaderSetting<float, 16> m_world_view;
+	// Texture matrix
+	CachedVertexShaderSetting<float, 16> m_texture;
+	// Normal matrix
+	CachedVertexShaderSetting<float, 9> m_normal;
+#endif
 
 public:
 	MainShaderConstantSetter() :
-		m_world_view_proj("mWorldViewProj"),
-		m_world("mWorld")
+		  m_world_view_proj("mWorldViewProj")
+		, m_world("mWorld")
+#if ENABLE_GLES
+		, m_world_view("mWorldView")
+		, m_texture("mTexture")
+		, m_normal("mNormal")
+#endif
 	{}
 	~MainShaderConstantSetter() = default;
 
-	virtual void onSetConstants(video::IMaterialRendererServices *services,
-			bool is_highlevel)
+	virtual void onSetConstants(video::IMaterialRendererServices *services) override
 	{
 		video::IVideoDriver *driver = services->getVideoDriver();
 		sanity_check(driver);
 
-		// 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)
-			m_world_view_proj.set(*reinterpret_cast<float(*)[16]>(worldViewProj.pointer()), services);
-		else
-			services->setVertexShaderConstant(worldViewProj.pointer(), 0, 4);
-
 		// Set world matrix
 		core::matrix4 world = driver->getTransform(video::ETS_WORLD);
-		if (is_highlevel)
-			m_world.set(*reinterpret_cast<float(*)[16]>(world.pointer()), services);
-		else
-			services->setVertexShaderConstant(world.pointer(), 4, 4);
+		m_world.set(*reinterpret_cast<float(*)[16]>(world.pointer()), services);
+
+		// Set clip matrix
+		core::matrix4 worldView;
+		worldView = driver->getTransform(video::ETS_VIEW);
+		worldView *= world;
 
+		core::matrix4 worldViewProj;
+		worldViewProj = driver->getTransform(video::ETS_PROJECTION);
+		worldViewProj *= worldView;
+		m_world_view_proj.set(*reinterpret_cast<float(*)[16]>(worldViewProj.pointer()), services);
+
+#if ENABLE_GLES
+		core::matrix4 texture = driver->getTransform(video::ETS_TEXTURE_0);
+		m_world_view.set(*reinterpret_cast<float(*)[16]>(worldView.pointer()), services);
+		m_texture.set(*reinterpret_cast<float(*)[16]>(texture.pointer()), services);
+
+		core::matrix4 normal;
+		worldView.getTransposed(normal);
+		sanity_check(normal.makeInverse());
+		float m[9] = {
+			normal[0], normal[1], normal[2],
+			normal[4], normal[5], normal[6],
+			normal[8], normal[9], normal[10],
+		};
+		m_normal.set(m, services);
+#endif
 	}
 };
 
@@ -266,7 +300,6 @@ class ShaderSource : public IWritableShaderSource
 {
 public:
 	ShaderSource();
-	~ShaderSource();
 
 	/*
 		- If shader material specified by name is found from cache,
@@ -276,7 +309,7 @@ class ShaderSource : public IWritableShaderSource
 		The id 0 points to a null shader. Its material is EMT_SOLID.
 	*/
 	u32 getShaderIdDirect(const std::string &name,
-		const u8 material_type, const u8 drawtype);
+		MaterialType material_type, NodeDrawType drawtype) override;
 
 	/*
 		If shader specified by the name pointed by the id doesn't
@@ -288,26 +321,26 @@ class ShaderSource : public IWritableShaderSource
 	*/
 
 	u32 getShader(const std::string &name,
-		const u8 material_type, const u8 drawtype);
+		MaterialType material_type, NodeDrawType drawtype) override;
 
-	ShaderInfo getShaderInfo(u32 id);
+	ShaderInfo getShaderInfo(u32 id) override;
 
 	// Processes queued shader requests from other threads.
 	// Shall be called from the main thread.
-	void processQueue();
+	void processQueue() override;
 
 	// Insert a shader program into the cache without touching the
 	// filesystem. Shall be called from the main thread.
 	void insertSourceShader(const std::string &name_of_shader,
-		const std::string &filename, const std::string &program);
+		const std::string &filename, const std::string &program) override;
 
 	// Rebuild shaders from the current set of source shaders
 	// Shall be called from the main thread.
-	void rebuildShaders();
+	void rebuildShaders() override;
 
-	void addShaderConstantSetterFactory(IShaderConstantSetterFactory *setter)
+	void addShaderConstantSetterFactory(IShaderConstantSetterFactory *setter) override
 	{
-		m_setter_factories.push_back(setter);
+		m_setter_factories.push_back(std::unique_ptr<IShaderConstantSetterFactory>(setter));
 	}
 
 private:
@@ -329,10 +362,11 @@ class ShaderSource : public IWritableShaderSource
 	RequestQueue<std::string, u32, u8, u8> m_get_shader_queue;
 
 	// Global constant setter factories
-	std::vector<IShaderConstantSetterFactory *> m_setter_factories;
+	std::vector<std::unique_ptr<IShaderConstantSetterFactory>> m_setter_factories;
 
-	// Shader callbacks
-	std::vector<ShaderCallback *> m_callbacks;
+	// Generate shader given the shader name.
+	ShaderInfo generateShader(const std::string &name,
+			MaterialType material_type, NodeDrawType drawtype);
 };
 
 IWritableShaderSource *createShaderSource()
@@ -340,22 +374,6 @@ IWritableShaderSource *createShaderSource()
 	return new ShaderSource();
 }
 
-/*
-	Generate shader given the shader name.
-*/
-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(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()
 {
 	m_main_thread = std::this_thread::get_id();
@@ -367,18 +385,8 @@ ShaderSource::ShaderSource()
 	addShaderConstantSetterFactory(new MainShaderConstantSetterFactory());
 }
 
-ShaderSource::~ShaderSource()
-{
-	for (ShaderCallback *callback : m_callbacks) {
-		delete callback;
-	}
-	for (IShaderConstantSetterFactory *setter_factorie : m_setter_factories) {
-		delete setter_factorie;
-	}
-}
-
 u32 ShaderSource::getShader(const std::string &name,
-		const u8 material_type, const u8 drawtype)
+		MaterialType material_type, NodeDrawType drawtype)
 {
 	/*
 		Get shader
@@ -420,7 +428,7 @@ u32 ShaderSource::getShader(const std::string &name,
 	This method generates all the shaders
 */
 u32 ShaderSource::getShaderIdDirect(const std::string &name,
-		const u8 material_type, const u8 drawtype)
+		MaterialType material_type, NodeDrawType drawtype)
 {
 	//infostream<<"getShaderIdDirect(): name=\""<<name<<"\""<<std::endl;
 
@@ -447,8 +455,7 @@ u32 ShaderSource::getShaderIdDirect(const std::string &name,
 		return 0;
 	}
 
-	ShaderInfo info = generate_shader(name, material_type, drawtype,
-			m_callbacks, m_setter_factories, &m_sourcecache);
+	ShaderInfo info = generateShader(name, material_type, drawtype);
 
 	/*
 		Add shader to caches (add dummy shaders too)
@@ -512,24 +519,19 @@ void ShaderSource::rebuildShaders()
 	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);
+			*info = generateShader(info->name, info->material_type, info->drawtype);
 		}
 	}
 }
 
 
-ShaderInfo generate_shader(const std::string &name, u8 material_type, u8 drawtype,
-		std::vector<ShaderCallback *> &callbacks,
-		const std::vector<IShaderConstantSetterFactory *> &setter_factories,
-		SourceShaderCache *sourcecache)
+ShaderInfo ShaderSource::generateShader(const std::string &name,
+		MaterialType material_type, NodeDrawType drawtype)
 {
 	ShaderInfo shaderinfo;
 	shaderinfo.name = name;
 	shaderinfo.material_type = material_type;
 	shaderinfo.drawtype = drawtype;
-	shaderinfo.material = video::EMT_SOLID;
 	switch (material_type) {
 	case TILE_MATERIAL_OPAQUE:
 	case TILE_MATERIAL_LIQUID_OPAQUE:
@@ -550,326 +552,171 @@ ShaderInfo generate_shader(const std::string &name, u8 material_type, u8 drawtyp
 		shaderinfo.base_material = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
 		break;
 	}
+	shaderinfo.material = shaderinfo.base_material;
 
 	bool enable_shaders = g_settings->getBool("enable_shaders");
 	if (!enable_shaders)
 		return shaderinfo;
 
 	video::IVideoDriver *driver = RenderingEngine::get_video_driver();
-
-	video::IGPUProgrammingServices *gpu = driver->getGPUProgrammingServices();
-	if(!gpu){
-		errorstream<<"generate_shader(): "
-				"failed to generate \""<<name<<"\", "
-				"GPU programming not supported."
-				<<std::endl;
+	if (!driver->queryFeature(video::EVDF_ARB_GLSL)) {
+		errorstream << "Shaders are enabled but GLSL is not supported by the driver\n";
 		return shaderinfo;
 	}
-
-	// Choose shader language depending on driver type and settings
-	// Then load shaders
-	std::string vertex_program;
-	std::string pixel_program;
-	std::string geometry_program;
-	bool is_highlevel;
-	load_shaders(name, sourcecache, driver->getDriverType(),
-			enable_shaders, vertex_program, pixel_program,
-			geometry_program, is_highlevel);
-	// Check hardware/driver support
-	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 "
-				"because of missing driver/hardware support."
-				<<std::endl;
-		vertex_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 "
-				"because of missing driver/hardware support."
-				<<std::endl;
-		pixel_program = "";
-	}
-	if (!geometry_program.empty() &&
-			!driver->queryFeature(video::EVDF_GEOMETRY_SHADER)){
-		infostream<<"generate_shader(): geometry shaders disabled "
-				"because of missing driver/hardware support."
-				<<std::endl;
-		geometry_program = "";
-	}
-
-	// If no shaders are used, don't make a separate material type
-	if (vertex_program.empty() && pixel_program.empty() && geometry_program.empty())
-		return shaderinfo;
+	video::IGPUProgrammingServices *gpu = driver->getGPUProgrammingServices();
 
 	// 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",
-		"TILE_MATERIAL_WAVING_LIQUID_BASIC",
-		"TILE_MATERIAL_WAVING_LIQUID_TRANSPARENT",
-		"TILE_MATERIAL_WAVING_LIQUID_OPAQUE",
-		"TILE_MATERIAL_PLAIN",
-		"TILE_MATERIAL_PLAIN_ALPHA",
-	};
-
-	for (int i = 0; i < 12; 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";
+	bool use_gles = false;
+#if ENABLE_GLES
+	use_gles = driver->getDriverType() == video::EDT_OGLES2;
+#endif
+	std::stringstream shaders_header;
+	shaders_header
+		<< std::noboolalpha
+		<< std::showpoint // for GLSL ES
+		;
+	std::string vertex_header, fragment_header, geometry_header;
+	if (use_gles) {
+		shaders_header << R"(
+			#version 100
+			)";
+		vertex_header = R"(
+			uniform highp mat4 mWorldView;
+			uniform highp mat4 mWorldViewProj;
+			uniform mediump mat4 mTexture;
+			uniform mediump mat3 mNormal;
+
+			attribute highp vec4 inVertexPosition;
+			attribute lowp vec4 inVertexColor;
+			attribute mediump vec4 inTexCoord0;
+			attribute mediump vec3 inVertexNormal;
+			attribute mediump vec4 inVertexTangent;
+			attribute mediump vec4 inVertexBinormal;
+			)";
+		fragment_header = R"(
+			precision mediump float;
+			)";
 	} 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.empty()) {
-		vertex_program = shaders_header + vertex_program;
-		vertex_program_ptr = vertex_program.c_str();
-	}
-	if (!pixel_program.empty()) {
-		pixel_program = shaders_header + pixel_program;
-		pixel_program_ptr = pixel_program.c_str();
-	}
-	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;
-		shadermat = gpu->addHighLevelShaderMaterial(
-			vertex_program_ptr,   // Vertex shader program
-			"vertexMain",         // Vertex shader entry point
-			video::EVST_VS_1_1,   // Vertex shader version
-			pixel_program_ptr,    // Pixel shader program
-			"pixelMain",          // Pixel shader entry point
-			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
-			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;
-		}
-	}
-	else{
-		infostream<<"Compiling assembly shaders for "<<name<<std::endl;
-		shadermat = gpu->addShaderMaterial(
-			vertex_program_ptr,   // Vertex shader program
-			pixel_program_ptr,    // Pixel shader program
-			cb, // Set-constant callback
-			shaderinfo.base_material,  // Base material
-			0                     // Userdata passed to callback
-			);
-
-		if(shadermat == -1){
-			errorstream<<"generate_shader(): "
-					"failed to generate \""<<name<<"\", "
-					"addShaderMaterial failed."
-					<<std::endl;
-			dumpShaderProgram(warningstream, "Vertex", vertex_program);
-			dumpShaderProgram(warningstream,"Pixel", pixel_program);
-			delete cb;
-			return shaderinfo;
-		}
+		shaders_header << R"(
+			#version 120
+			#define lowp
+			#define mediump
+			#define highp
+			)";
+		vertex_header = R"(
+			#define mWorldView gl_ModelViewMatrix
+			#define mWorldViewProj gl_ModelViewProjectionMatrix
+			#define mTexture (gl_TextureMatrix[0])
+			#define mNormal gl_NormalMatrix
+
+			#define inVertexPosition gl_Vertex
+			#define inVertexColor gl_Color
+			#define inTexCoord0 gl_MultiTexCoord0
+			#define inVertexNormal gl_Normal
+			#define inVertexTangent gl_MultiTexCoord1
+			#define inVertexBinormal gl_MultiTexCoord2
+			)";
+	}
+
+	bool use_discard = use_gles;
+#ifdef __unix__
+	// For renderers that should use discard instead of GL_ALPHA_TEST
+	const char* gl_renderer = (const char*)glGetString(GL_RENDERER);
+	if (strstr(gl_renderer, "GC7000"))
+		use_discard = true;
+#endif
+	if (use_discard && shaderinfo.base_material != video::EMT_SOLID)
+		shaders_header << "#define USE_DISCARD 1\n";
+
+#define PROVIDE(constant) shaders_header << "#define " #constant " " << (int)constant << "\n"
+
+	PROVIDE(NDT_NORMAL);
+	PROVIDE(NDT_AIRLIKE);
+	PROVIDE(NDT_LIQUID);
+	PROVIDE(NDT_FLOWINGLIQUID);
+	PROVIDE(NDT_GLASSLIKE);
+	PROVIDE(NDT_ALLFACES);
+	PROVIDE(NDT_ALLFACES_OPTIONAL);
+	PROVIDE(NDT_TORCHLIKE);
+	PROVIDE(NDT_SIGNLIKE);
+	PROVIDE(NDT_PLANTLIKE);
+	PROVIDE(NDT_FENCELIKE);
+	PROVIDE(NDT_RAILLIKE);
+	PROVIDE(NDT_NODEBOX);
+	PROVIDE(NDT_GLASSLIKE_FRAMED);
+	PROVIDE(NDT_FIRELIKE);
+	PROVIDE(NDT_GLASSLIKE_FRAMED_OPTIONAL);
+	PROVIDE(NDT_PLANTLIKE_ROOTED);
+
+	PROVIDE(TILE_MATERIAL_BASIC);
+	PROVIDE(TILE_MATERIAL_ALPHA);
+	PROVIDE(TILE_MATERIAL_LIQUID_TRANSPARENT);
+	PROVIDE(TILE_MATERIAL_LIQUID_OPAQUE);
+	PROVIDE(TILE_MATERIAL_WAVING_LEAVES);
+	PROVIDE(TILE_MATERIAL_WAVING_PLANTS);
+	PROVIDE(TILE_MATERIAL_OPAQUE);
+	PROVIDE(TILE_MATERIAL_WAVING_LIQUID_BASIC);
+	PROVIDE(TILE_MATERIAL_WAVING_LIQUID_TRANSPARENT);
+	PROVIDE(TILE_MATERIAL_WAVING_LIQUID_OPAQUE);
+	PROVIDE(TILE_MATERIAL_PLAIN);
+	PROVIDE(TILE_MATERIAL_PLAIN_ALPHA);
+
+#undef PROVIDE
+
+	shaders_header << "#define MATERIAL_TYPE " << (int)material_type << "\n";
+	shaders_header << "#define DRAW_TYPE " << (int)drawtype << "\n";
+
+	bool enable_waving_water = g_settings->getBool("enable_waving_water");
+	shaders_header << "#define ENABLE_WAVING_WATER " << enable_waving_water << "\n";
+	if (enable_waving_water) {
+		shaders_header << "#define WATER_WAVE_HEIGHT " << g_settings->getFloat("water_wave_height") << "\n";
+		shaders_header << "#define WATER_WAVE_LENGTH " << g_settings->getFloat("water_wave_length") << "\n";
+		shaders_header << "#define WATER_WAVE_SPEED " << g_settings->getFloat("water_wave_speed") << "\n";
+	}
+
+	shaders_header << "#define ENABLE_WAVING_LEAVES " << g_settings->getBool("enable_waving_leaves") << "\n";
+	shaders_header << "#define ENABLE_WAVING_PLANTS " << g_settings->getBool("enable_waving_plants") << "\n";
+	shaders_header << "#define ENABLE_TONE_MAPPING " << g_settings->getBool("tone_mapping") << "\n";
+
+	shaders_header << "#define FOG_START " << core::clamp(g_settings->getFloat("fog_start"), 0.0f, 0.99f) << "\n";
+
+	std::string common_header = shaders_header.str();
+
+	std::string vertex_shader = m_sourcecache.getOrLoad(name, "opengl_vertex.glsl");
+	std::string fragment_shader = m_sourcecache.getOrLoad(name, "opengl_fragment.glsl");
+	std::string geometry_shader = m_sourcecache.getOrLoad(name, "opengl_geometry.glsl");
+
+	vertex_shader = common_header + vertex_header + vertex_shader;
+	fragment_shader = common_header + fragment_header + fragment_shader;
+	const char *geometry_shader_ptr = nullptr; // optional
+	if (!geometry_shader.empty()) {
+		geometry_shader = common_header + geometry_header + geometry_shader;
+		geometry_shader_ptr = geometry_shader.c_str();
+	}
+
+	irr_ptr<ShaderCallback> cb{new ShaderCallback(m_setter_factories)};
+	infostream<<"Compiling high level shaders for "<<name<<std::endl;
+	s32 shadermat = gpu->addHighLevelShaderMaterial(
+		vertex_shader.c_str(), nullptr, video::EVST_VS_1_1,
+		fragment_shader.c_str(), nullptr, video::EPST_PS_1_1,
+		geometry_shader_ptr, nullptr, video::EGST_GS_4_0, scene::EPT_TRIANGLES, scene::EPT_TRIANGLES, 0,
+		cb.get(), shaderinfo.base_material,  1);
+	if (shadermat == -1) {
+		errorstream<<"generate_shader(): "
+				"failed to generate \""<<name<<"\", "
+				"addHighLevelShaderMaterial failed."
+				<<std::endl;
+		dumpShaderProgram(warningstream, "Vertex", vertex_shader);
+		dumpShaderProgram(warningstream, "Fragment", fragment_shader);
+		dumpShaderProgram(warningstream, "Geometry", geometry_shader);
+		return shaderinfo;
 	}
-	callbacks.push_back(cb);
-
-	// HACK, TODO: investigate this better
-	// Grab the material renderer once more so minetest doesn't crash on exit
-	driver->getMaterialRenderer(shadermat)->grab();
 
 	// Apply the newly created material type
 	shaderinfo.material = (video::E_MATERIAL_TYPE) shadermat;
 	return shaderinfo;
 }
 
-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)
-{
-	vertex_program = "";
-	pixel_program = "";
-	geometry_program = "";
-	is_highlevel = false;
-
-	if(enable_shaders){
-		// Look for high level shaders
-		if(drivertype == video::EDT_DIRECT3D9){
-			// Direct3D 9: HLSL
-			// (All shaders in one file)
-			vertex_program = sourcecache->getOrLoad(name, "d3d9.hlsl");
-			pixel_program = vertex_program;
-			geometry_program = vertex_program;
-		}
-		else if(drivertype == video::EDT_OPENGL){
-			// OpenGL: GLSL
-			vertex_program = sourcecache->getOrLoad(name, "opengl_vertex.glsl");
-			pixel_program = sourcecache->getOrLoad(name, "opengl_fragment.glsl");
-			geometry_program = sourcecache->getOrLoad(name, "opengl_geometry.glsl");
-		}
-		if (!vertex_program.empty() || !pixel_program.empty() || !geometry_program.empty()){
-			is_highlevel = true;
-			return;
-		}
-	}
-
-}
-
 void dumpShaderProgram(std::ostream &output_stream,
 		const std::string &program_type, const std::string &program)
 {