#include "filesys.h"
#include "utility.h"
#include "settings.h"
+#include "mesh.h"
#include <ICameraSceneNode.h>
#include "log.h"
#include "mapnode.h" // For texture atlas making
-#include "mineral.h" // For texture atlas making
#include "nodedef.h" // For texture atlas making
#include "gamedef.h"
*/
if(fullpath == "")
{
- std::string rel_path = std::string("clienttextures")+DIR_DELIM+filename;
- std::string testpath = porting::path_data + DIR_DELIM + rel_path;
+ std::string base_path = porting::path_share + DIR_DELIM + "textures"
+ + DIR_DELIM + "base" + DIR_DELIM + "pack";
+ std::string testpath = base_path + DIR_DELIM + filename;
// Check all filename extensions. Returns "" if not found.
fullpath = getImagePath(testpath);
}
Example case #2:
- Assume a texture with the id 1 exists, and has the name
"stone.png^mineral1" and is specified as a part of some atlas.
- - Now MapBlock::getNodeTile() stumbles upon a node which uses
- texture id 1, and finds out that NODEMOD_CRACK must be applied
- with progression=0
- - It finds out the name of the texture with getTextureName(1),
+ - Now getNodeTile() stumbles upon a node which uses
+ texture id 1, and determines that MATERIAL_FLAG_CRACK
+ must be applied to the tile
+ - MapBlockMesh::animate() finds the MATERIAL_FLAG_CRACK and
+ has received the current crack level 0 from the client. It
+ finds out the name of the texture with getTextureName(1),
appends "^crack0" to it and gets a new texture id with
- getTextureId("stone.png^mineral1^crack0")
+ getTextureId("stone.png^mineral1^crack0").
*/
Example names:
"stone.png"
"stone.png^crack2"
- "stone.png^blit:mineral_coal.png"
- "stone.png^blit:mineral_coal.png^crack1"
+ "stone.png^mineral_coal.png"
+ "stone.png^mineral_coal.png^crack1"
- If texture specified by name is found from cache, return the
cached id.
// Gets a separate texture
video::ITexture* getTextureRaw(const std::string &name)
{
- AtlasPointer ap = getTexture(name);
+ AtlasPointer ap = getTexture(name + "^[forcesingle");
return ap.atlas;
}
+ // Gets a separate texture atlas pointer
+ AtlasPointer getTextureRawAP(const AtlasPointer &ap)
+ {
+ return getTexture(getTextureName(ap.id) + "^[forcesingle");
+ }
+
+ // Returns a pointer to the irrlicht device
+ virtual IrrlichtDevice* getDevice()
+ {
+ return m_device;
+ }
+
// Update new texture pointer and texture coordinates to an
// AtlasPointer based on it's texture id
void updateAP(AtlasPointer &ap);
return 0;
}
-// Draw a progress bar on the image
-void make_progressbar(float value, video::IImage *image);
+// Overlay image on top of another image (used for cracks)
+void overlay(video::IImage *image, video::IImage *overlay);
+
// Brighten image
void brighten(video::IImage *image);
if(j == CONTENT_IGNORE || j == CONTENT_AIR)
continue;
const ContentFeatures &f = ndef->get(j);
- for(std::set<std::string>::const_iterator
- i = f.used_texturenames.begin();
- i != f.used_texturenames.end(); i++)
+ for(u32 i=0; i<6; i++)
{
- std::string name = *i;
+ std::string name = f.tname_tiles[i];
sourcelist[name] = true;
-
- if(f.often_contains_mineral){
- for(int k=1; k<MINERAL_COUNT; k++){
- std::string mineraltexture = mineral_block_texture(k);
- std::string fulltexture = name + "^" + mineraltexture;
- sourcelist[fulltexture] = true;
- }
- }
}
}
/*
Write image to file so that it can be inspected
*/
- /*std::string atlaspath = porting::path_userdata
+ /*std::string atlaspath = porting::path_user
+ DIR_DELIM + "generated_texture_atlas.png";
infostream<<"Removing and writing texture atlas for inspection to "
<<atlaspath<<std::endl;
char separator = '^';
// Find last meta separator in name
- s32 last_separator_position = -1;
- for(s32 i=name.size()-1; i>=0; i--)
- {
- if(name[i] == separator)
- {
- last_separator_position = i;
- break;
- }
- }
+ s32 last_separator_position = name.find_last_of(separator);
+ //if(last_separator_position == std::npos)
+ // last_separator_position = -1;
/*infostream<<"generate_image_from_scratch(): "
<<"last_separator_position="<<last_separator_position
*/
if(part_of_name == "[forcesingle")
{
+ // If base image is NULL, create a random color
+ if(baseimg == NULL)
+ {
+ core::dimension2d<u32> dim(1,1);
+ baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
+ assert(baseimg);
+ baseimg->setPixel(0,0, video::SColor(255,myrand()%256,
+ myrand()%256,myrand()%256));
+ }
}
/*
[crackN
return false;
}
- // Crack image number
- u16 progression = stoi(part_of_name.substr(6));
+ // Crack image number and overlay option
+ s32 progression = 0;
+ bool use_overlay = false;
+ if(part_of_name.substr(6,1) == "o")
+ {
+ progression = stoi(part_of_name.substr(7));
+ use_overlay = true;
+ }
+ else
+ {
+ progression = stoi(part_of_name.substr(6));
+ use_overlay = false;
+ }
// Size of the base image
core::dimension2d<u32> dim_base = baseimg->getDimension();
*/
video::IImage *img_crack = sourcecache->getOrLoad("crack.png", device);
- if(img_crack)
+ if(img_crack && progression >= 0)
{
// Dimension of original image
core::dimension2d<u32> dim_crack
= img_crack->getDimension();
// Count of crack stages
- u32 crack_count = dim_crack.Height / dim_crack.Width;
+ s32 crack_count = dim_crack.Height / dim_crack.Width;
// Limit progression
if(progression > crack_count-1)
progression = crack_count-1;
- // Dimension of a single scaled crack stage
- core::dimension2d<u32> dim_crack_scaled_single(
- dim_base.Width,
- dim_base.Height
- );
- // Dimension of scaled size
- core::dimension2d<u32> dim_crack_scaled(
- dim_crack_scaled_single.Width,
- dim_crack_scaled_single.Height * crack_count
+ // Dimension of a single crack stage
+ core::dimension2d<u32> dim_crack_cropped(
+ dim_crack.Width,
+ dim_crack.Width
);
- // Create scaled crack image
+ // Create cropped and scaled crack images
+ video::IImage *img_crack_cropped = driver->createImage(
+ video::ECF_A8R8G8B8, dim_crack_cropped);
video::IImage *img_crack_scaled = driver->createImage(
- video::ECF_A8R8G8B8, dim_crack_scaled);
- if(img_crack_scaled)
+ video::ECF_A8R8G8B8, dim_base);
+
+ if(img_crack_cropped && img_crack_scaled)
{
+ // Crop crack image
+ v2s32 pos_crack(0, progression*dim_crack.Width);
+ img_crack->copyTo(img_crack_cropped,
+ v2s32(0,0),
+ core::rect<s32>(pos_crack, dim_crack_cropped));
// Scale crack image by copying
- img_crack->copyToScaling(img_crack_scaled);
-
- // Position to copy the crack from
- core::position2d<s32> pos_crack_scaled(
- 0,
- dim_crack_scaled_single.Height * progression
- );
-
- // This tiling does nothing currently but is useful
- for(u32 y0=0; y0<dim_base.Height
- / dim_crack_scaled_single.Height; y0++)
- for(u32 x0=0; x0<dim_base.Width
- / dim_crack_scaled_single.Width; x0++)
+ img_crack_cropped->copyToScaling(img_crack_scaled);
+ // Copy or overlay crack image
+ if(use_overlay)
{
- // Position to copy the crack to in the base image
- core::position2d<s32> pos_base(
- x0*dim_crack_scaled_single.Width,
- y0*dim_crack_scaled_single.Height
- );
- // Rectangle to copy the crack from on the scaled image
- core::rect<s32> rect_crack_scaled(
- pos_crack_scaled,
- dim_crack_scaled_single
- );
- // Copy it
- img_crack_scaled->copyToWithAlpha(baseimg, pos_base,
- rect_crack_scaled,
- video::SColor(255,255,255,255),
- NULL);
+ overlay(baseimg, img_crack_scaled);
}
+ else
+ {
+ img_crack_scaled->copyToWithAlpha(
+ baseimg,
+ v2s32(0,0),
+ core::rect<s32>(v2s32(0,0), dim_base),
+ video::SColor(255,255,255,255));
+ }
+ }
+ if(img_crack_scaled)
img_crack_scaled->drop();
- }
+
+ if(img_crack_cropped)
+ img_crack_cropped->drop();
img_crack->drop();
}
}
}
}
- /*
- [progressbarN
- Adds a progress bar, 0.0 <= N <= 1.0
- */
- else if(part_of_name.substr(0,12) == "[progressbar")
- {
- if(baseimg == NULL)
- {
- errorstream<<"generate_image(): baseimg==NULL "
- <<"for part_of_name=\""<<part_of_name
- <<"\", cancelling."<<std::endl;
- return false;
- }
-
- float value = stof(part_of_name.substr(12));
- make_progressbar(value, baseimg);
- }
/*
"[brighten"
*/
std::string imagename_left = sf.next("{");
std::string imagename_right = sf.next("{");
-#if 1
- // TODO: Create cube with different textures on different sides
-
- if(driver->queryFeature(video::EVDF_RENDER_TO_TARGET) == false)
- {
- errorstream<<"generate_image(): EVDF_RENDER_TO_TARGET"
- " not supported. Creating fallback image"<<std::endl;
- baseimg = generate_image_from_scratch(
- imagename_top, device, sourcecache);
- return true;
- }
-
- u32 w0 = 64;
- u32 h0 = 64;
- //infostream<<"inventorycube w="<<w0<<" h="<<h0<<std::endl;
- core::dimension2d<u32> dim(w0,h0);
-
// Generate images for the faces of the cube
video::IImage *img_top = generate_image_from_scratch(
imagename_top, device, sourcecache);
assert(img_top && img_left && img_right);
// Create textures from images
- // TODO: Use them all
video::ITexture *texture_top = driver->addTexture(
(imagename_top + "__temp__").c_str(), img_top);
- assert(texture_top);
-
+ video::ITexture *texture_left = driver->addTexture(
+ (imagename_left + "__temp__").c_str(), img_left);
+ video::ITexture *texture_right = driver->addTexture(
+ (imagename_right + "__temp__").c_str(), img_right);
+ assert(texture_top && texture_left && texture_right);
+
// Drop images
img_top->drop();
img_left->drop();
img_right->drop();
- // Create render target texture
- video::ITexture *rtt = NULL;
- std::string rtt_name = part_of_name + "_RTT";
- rtt = driver->addRenderTargetTexture(dim, rtt_name.c_str(),
- video::ECF_A8R8G8B8);
- assert(rtt);
-
- // Set render target
- driver->setRenderTarget(rtt, true, true,
- video::SColor(0,0,0,0));
-
- // Get a scene manager
- scene::ISceneManager *smgr_main = device->getSceneManager();
- assert(smgr_main);
- scene::ISceneManager *smgr = smgr_main->createNewSceneManager();
- assert(smgr);
-
/*
- Create scene:
- - An unit cube is centered at 0,0,0
- - Camera looks at cube from Y+, Z- towards Y-, Z+
- NOTE: Cube has to be changed to something else because
- the textures cannot be set individually (or can they?)
+ Draw a cube mesh into a render target texture
*/
-
- scene::ISceneNode* cube = smgr->addCubeSceneNode(1.0, NULL, -1,
- v3f(0,0,0), v3f(0, 45, 0));
- // Set texture of cube
- cube->setMaterialTexture(0, texture_top);
- //cube->setMaterialFlag(video::EMF_LIGHTING, false);
- cube->setMaterialFlag(video::EMF_ANTI_ALIASING, false);
- cube->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
-
- scene::ICameraSceneNode* camera = smgr->addCameraSceneNode(0,
- v3f(0, 1.0, -1.5), v3f(0, 0, 0));
+ scene::IMesh* cube = createCubeMesh(v3f(1, 1, 1));
+ setMeshColor(cube, video::SColor(255, 255, 255, 255));
+ cube->getMeshBuffer(0)->getMaterial().setTexture(0, texture_top);
+ cube->getMeshBuffer(1)->getMaterial().setTexture(0, texture_top);
+ cube->getMeshBuffer(2)->getMaterial().setTexture(0, texture_right);
+ cube->getMeshBuffer(3)->getMaterial().setTexture(0, texture_right);
+ cube->getMeshBuffer(4)->getMaterial().setTexture(0, texture_left);
+ cube->getMeshBuffer(5)->getMaterial().setTexture(0, texture_left);
+
+ core::dimension2d<u32> dim(64,64);
+ std::string rtt_texture_name = part_of_name + "_RTT";
+
+ v3f camera_position(0, 1.0, -1.5);
+ camera_position.rotateXZBy(45);
+ v3f camera_lookat(0, 0, 0);
+ core::CMatrix4<f32> camera_projection_matrix;
// Set orthogonal projection
- core::CMatrix4<f32> pm;
- pm.buildProjectionMatrixOrthoLH(1.65, 1.65, 0, 100);
- camera->setProjectionMatrix(pm, true);
-
- /*scene::ILightSceneNode *light =*/ smgr->addLightSceneNode(0,
- v3f(-50, 100, 0), video::SColorf(0.5,0.5,0.5), 1000);
-
- smgr->setAmbientLight(video::SColorf(0.2,0.2,0.2));
-
- // Render scene
- driver->beginScene(true, true, video::SColor(0,0,0,0));
- smgr->drawAll();
- driver->endScene();
-
- // NOTE: The scene nodes should not be dropped, otherwise
- // smgr->drop() segfaults
- /*cube->drop();
- camera->drop();
- light->drop();*/
- // Drop scene manager
- smgr->drop();
+ camera_projection_matrix.buildProjectionMatrixOrthoLH(
+ 1.65, 1.65, 0, 100);
+
+ video::SColorf ambient_light(0.2,0.2,0.2);
+ v3f light_position(10, 100, -50);
+ video::SColorf light_color(0.5,0.5,0.5);
+ f32 light_radius = 1000;
+
+ video::ITexture *rtt = generateTextureFromMesh(
+ cube, device, dim, rtt_texture_name,
+ camera_position,
+ camera_lookat,
+ camera_projection_matrix,
+ ambient_light,
+ light_position,
+ light_color,
+ light_radius);
- // Unset render target
- driver->setRenderTarget(0, true, true, 0);
+ // Drop mesh
+ cube->drop();
// Free textures of images
- // TODO: When all are used, free them all
driver->removeTexture(texture_top);
+ driver->removeTexture(texture_left);
+ driver->removeTexture(texture_right);
+ if(rtt == NULL)
+ {
+ baseimg = generate_image_from_scratch(
+ imagename_top, device, sourcecache);
+ return true;
+ }
+
// Create image of render target
video::IImage *image = driver->createImage(rtt, v2s32(0,0), dim);
-
assert(image);
-
+
baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
if(image)
image->copyTo(baseimg);
image->drop();
}
-#endif
}
else
{
return true;
}
-void make_progressbar(float value, video::IImage *image)
+void overlay(video::IImage *image, video::IImage *overlay)
{
- if(image == NULL)
+ /*
+ Copy overlay to image, taking alpha into account.
+ Where image is transparent, don't copy from overlay.
+ Images sizes must be identical.
+ */
+ if(image == NULL || overlay == NULL)
return;
- core::dimension2d<u32> size = image->getDimension();
-
- u32 barheight = size.Height/16;
- u32 barpad_x = size.Width/16;
- u32 barpad_y = size.Height/16;
- u32 barwidth = size.Width - barpad_x*2;
- v2u32 barpos(barpad_x, size.Height - barheight - barpad_y);
-
- u32 barvalue_i = (u32)(((float)barwidth * value) + 0.5);
+ core::dimension2d<u32> dim = image->getDimension();
+ core::dimension2d<u32> dim_overlay = overlay->getDimension();
+ assert(dim == dim_overlay);
- video::SColor active(255,255,0,0);
- video::SColor inactive(255,0,0,0);
- for(u32 x0=0; x0<barwidth; x0++)
+ for(u32 y=0; y<dim.Height; y++)
+ for(u32 x=0; x<dim.Width; x++)
{
- video::SColor *c;
- if(x0 < barvalue_i)
- c = &active;
- else
- c = &inactive;
- u32 x = x0 + barpos.X;
- for(u32 y=barpos.Y; y<barpos.Y+barheight; y++)
+ video::SColor c1 = image->getPixel(x,y);
+ video::SColor c2 = overlay->getPixel(x,y);
+ u32 a1 = c1.getAlpha();
+ u32 a2 = c2.getAlpha();
+ if(a1 == 255 && a2 != 0)
{
- image->setPixel(x,y, *c);
+ c1.setRed((c1.getRed()*(255-a2) + c2.getRed()*a2)/255);
+ c1.setGreen((c1.getGreen()*(255-a2) + c2.getGreen()*a2)/255);
+ c1.setBlue((c1.getBlue()*(255-a2) + c2.getBlue()*a2)/255);
}
+ image->setPixel(x,y,c1);
}
}