5 files changed, 65 insertions, 2 deletions

diff --git a/drivers/chibi/cp_loader_s3m.cpp b/drivers/chibi/cp_loader_s3m.cpp
index c5f0830ae6..8b9871463f 100644
--- a/drivers/chibi/cp_loader_s3m.cpp
+++ b/drivers/chibi/cp_loader_s3m.cpp
@@ -162,7 +162,7 @@ CPLoader::Error  CPLoader_S3M::load_sample(CPSample *p_sample) {
 		p_sample->set_default_volume(def_volume);
 		p_sample->set_name(name);
 		
-		char scrs[4];
+		char scrs[5];
 		file->get_byte_array((uint8_t*)scrs,4);
 		scrs[4]=0;
 
diff --git a/drivers/gles1/rasterizer_gles1.cpp b/drivers/gles1/rasterizer_gles1.cpp
index 00fc85c41c..902c105d64 100644
--- a/drivers/gles1/rasterizer_gles1.cpp
+++ b/drivers/gles1/rasterizer_gles1.cpp
@@ -1021,6 +1021,16 @@ void RasterizerGLES1::shader_get_param_list(RID p_shader, List<PropertyInfo> *p_
 
 }
 
+
+void RasterizerGLES1::shader_set_default_texture_param(RID p_shader, const StringName& p_name, RID p_texture) {
+
+}
+
+RID RasterizerGLES1::shader_get_default_texture_param(RID p_shader, const StringName& p_name) const {
+
+	return RID();
+}
+
 /* COMMON MATERIAL API */
 
 
diff --git a/drivers/gles1/rasterizer_gles1.h b/drivers/gles1/rasterizer_gles1.h
index 0995089dd7..d3e38f3ded 100644
--- a/drivers/gles1/rasterizer_gles1.h
+++ b/drivers/gles1/rasterizer_gles1.h
@@ -875,6 +875,9 @@ public:
 
 	virtual void shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const;
 
+	virtual void shader_set_default_texture_param(RID p_shader, const StringName& p_name, RID p_texture);
+	virtual RID shader_get_default_texture_param(RID p_shader, const StringName& p_name) const;
+
 	/* COMMON MATERIAL API */
 
 	virtual RID material_create();
diff --git a/drivers/gles2/rasterizer_gles2.cpp b/drivers/gles2/rasterizer_gles2.cpp
index 9f2fd032fa..9d47084c1c 100644
--- a/drivers/gles2/rasterizer_gles2.cpp
+++ b/drivers/gles2/rasterizer_gles2.cpp
@@ -1539,6 +1539,29 @@ void RasterizerGLES2::shader_get_param_list(RID p_shader, List<PropertyInfo> *p_
 
 }
 
+void RasterizerGLES2::shader_set_default_texture_param(RID p_shader, const StringName& p_name, RID p_texture) {
+
+	Shader *shader=shader_owner.get(p_shader);
+	ERR_FAIL_COND(!shader);
+	ERR_FAIL_COND(!texture_owner.owns(p_texture));
+
+	if (p_texture.is_valid())
+		shader->default_textures[p_name]=p_texture;
+	else
+		shader->default_textures.erase(p_name);
+
+}
+
+RID RasterizerGLES2::shader_get_default_texture_param(RID p_shader, const StringName& p_name) const{
+	const Shader *shader=shader_owner.get(p_shader);
+
+	const Map<StringName,RID>::Element *E=shader->default_textures.find(p_name);
+	if (!E)
+		return RID();
+	return E->get();
+}
+
+
 
 /* COMMON MATERIAL API */
 
@@ -4991,9 +5014,26 @@ bool RasterizerGLES2::_setup_material(const Geometry *p_geometry,const Material
 				Texture *t=NULL;
 				if (rid.is_valid()) {
 
+
 					t=texture_owner.get(rid);
-					if (!t)
+					if (!t) {
 						E->get().value=RID(); //nullify, invalid texture
+						rid=RID();
+					}
+				} else {
+
+
+				}
+
+				if (!rid.is_valid()) {
+					//use from default textures
+					Map<StringName,RID>::Element *F=p_material->shader_cache->default_textures.find(E->key());
+					if (F) {
+						t=texture_owner.get(F->get());
+						if (!t) {
+							p_material->shader_cache->default_textures.erase(E->key());
+						}
+					}
 				}
 
 
@@ -5020,6 +5060,13 @@ bool RasterizerGLES2::_setup_material(const Geometry *p_geometry,const Material
 
 		}
 
+		for (Map<StringName,RID>::Element *E=p_material->shader_cache->default_textures.front();E;E=E->next()) {
+			if (p_material->shader_params.has(E->key()))
+				continue;
+
+
+		}
+
 		if (p_material->shader_cache->has_texscreen && framebuffer.active) {
 			material_shader.set_uniform(MaterialShaderGLES2::TEXSCREEN_SCREEN_MULT,Vector2(float(viewport.width)/framebuffer.width,float(viewport.height)/framebuffer.height));
 			material_shader.set_uniform(MaterialShaderGLES2::TEXSCREEN_TEX,texcoord);
diff --git a/drivers/gles2/rasterizer_gles2.h b/drivers/gles2/rasterizer_gles2.h
index 27f7848b13..dc596f9f6c 100644
--- a/drivers/gles2/rasterizer_gles2.h
+++ b/drivers/gles2/rasterizer_gles2.h
@@ -195,6 +195,7 @@ class RasterizerGLES2 : public Rasterizer {
 		Map<StringName,ShaderLanguage::Uniform> uniforms;
 		StringName first_texture;
 
+		Map<StringName,RID> default_textures;
 
 		SelfList<Shader> dirty_list;
 
@@ -1255,6 +1256,8 @@ public:
 
 	virtual void shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const;
 
+	virtual void shader_set_default_texture_param(RID p_shader, const StringName& p_name, RID p_texture);
+	virtual RID shader_get_default_texture_param(RID p_shader, const StringName& p_name) const;
 
 	/* COMMON MATERIAL API */