std::shared_ptr<PROTOCOL> CreateProtocol(ARGS&& ... args) {
static_assert(std::is_base_of<bamboo::protocol::ProtocolIf, PROTOCOL>::value,
"protocol must be base of bamboo::protocol::ProtocolIf");
BB_ASSERT(!protocol_);
BB_ASSERT(!reader_);
auto ptr = std::make_shared<PROTOCOL>(std::forward<ARGS>(args)...);
protocol_ = std::dynamic_pointer_cast<bamboo::protocol::ProtocolIf>(ptr);
reader_ = [this](bamboo::net::SocketPtr so, const char* data, std::size_t size) -> std::size_t {
return protocol_->ReceiveData(so, data, size);
};
return ptr;
}
void BBTexture_activate (BBTexture* texture, GLuint channel)
{
BB_ASSERT(texture);
glActiveTexture(GL_TEXTURE0 + channel);
glBindTexture(texture->type, texture->handle);
glEnable(texture->type);
}
GLuint BBMaterial_activate (BBMaterial* material, GLboolean forceAdditive)
{
GLsizei i;
BB_ASSERT(material && material->program);
glUseProgram(material->program);
for (i = 0; i < BB_MATERIAL_MAX_TEXTURES; i++)
if (material->textures[i])
BBTexture_activate(material->textures[i], i);
#if 1
if (material->additive || forceAdditive)
{
glEnable(GL_BLEND);
// glBlendFunc(GL_ONE, GL_ONE);
}
else if (material->blend)
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
else if (material->tone)
{
glEnable(GL_BLEND);
glBlendFunc(GL_ZERO, GL_SRC_ALPHA_SATURATE);
}
#else
glEnable(GL_BLEND);
glBlendFunc(GL_ONE, GL_ONE);
#endif
return material->program;
}
void AcceptorIf::SetAddress(std::string address, uint16_t port) {
BB_ASSERT(acceptor_ == nullptr);
auto end = boost::asio::ip::make_address(address);
boost::asio::ip::tcp::endpoint endpoint(end, port);
acceptor_.reset(new boost::asio::ip::tcp::acceptor(io_, endpoint));
}
void BBTexture_destroy (BBTexture* texture)
{
BB_ASSERT(texture);
// printf("Deleting texture %s\n", texture->name);
glDeleteTextures(1, &texture->handle);
free(texture->name);
free(texture);
}
/** Uncompress a buffer using zlib, will fail if UncompressedBuffer is too small */
bool UncompressZLIB( void* UncompressedBuffer, uint32 UncompressedSize, const void* CompressedBuffer, uint32 CompressedSize )
{
// zlib uses unsigned long
unsigned long ZCompressedSize = CompressedSize;
unsigned long ZUncompressedSize = UncompressedSize;
// Uncompress data.
bool bOperationSucceeded = uncompress( (uint8*) UncompressedBuffer, &ZUncompressedSize, (const uint8*) CompressedBuffer, ZCompressedSize ) == Z_OK ? true : false;
// Sanity check to make sure we uncompressed as much data as we expected to.
BB_ASSERT( UncompressedSize == ZUncompressedSize );
return bOperationSucceeded;
}
void BBMaterialStore_destroy (BBMaterialStore* matStore)
{
BB_ASSERT(matStore);
{
BBMaterial* current = matStore->firstMaterial;
while (current)
{
BBMaterial* next = current->next;
BBMaterial_destroy(current);
current = next;
}
}
free(matStore);
}
void BBTextureStore_destroy (BBTextureStore* texStore)
{
BB_ASSERT(texStore);
{
BBTexture* current = texStore->firstTexture;
while (current)
{
BBTexture* next = current->next;
BBTexture_destroy(current);
current = next;
}
}
free(texStore);
}
BBMaterial* BBMaterialStore_getMaterial (BBMaterialStore* matStore, const char* name)
{
BBMaterial* current;
BB_ASSERT(matStore && name);
current = matStore->firstMaterial;
while (current)
{
if (strcmp(current->name, name) == 0)
return current;
current = current->next;
}
return NULL;
}
void BBMaterial_deactivate (BBMaterial* material, GLboolean forceAdditive)
{
GLsizei i;
BB_ASSERT(material);
for (i = 0; i < BB_MATERIAL_MAX_TEXTURES; i++)
if (material->textures[i])
BBTexture_deactivate(material->textures[i], i);
if (material->additive || forceAdditive)
{
glDisable(GL_BLEND);
}
else if (material->blend || material->tone)
{
glDisable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
}
}
void AcceptorIf::SetConnManager(ConnManagerPtr& mgr) {
BB_ASSERT(connManager_ == nullptr && mgr != nullptr);
connManager_ = mgr;
}
GLboolean BBMaterial_isTransparent (BBMaterial* material)
{
BB_ASSERT(material);
return material->blend || material->additive || material->tone;
}
const char* BBTexture_getName (BBTexture* texture)
{
BB_ASSERT(texture);
return texture->name;
}
void BBMaterial_destroy (BBMaterial* material)
{
BB_ASSERT(material);
free(material->name);
free(material);
}
GLenum BBTexture_getType (BBTexture* texture)
{
BB_ASSERT(texture);
return texture->type;
}
void BBTexture_deactivate (BBTexture* texture, GLuint channel)
{
BB_ASSERT(texture);
glActiveTexture(GL_TEXTURE0 + channel);
glDisable(texture->type);
}
BBTexture* BBTextureStore_loadCube (BBTextureStore* texStore, const char* name, int startLodLevel)
{
BBTexture* texture;
BBTga* tga[6];
GLubyte* dataList[6];
GLsizei width = 0;
GLsizei height = 0;
GLsizei bits = 0;
GLuint i;
BB_ASSERT(texStore && name);
texture = BBTextureStore_find(texStore, name, GL_TEXTURE_CUBE_MAP);
if (texture)
return texture;
if (strlen(name) > 240)
{
#ifdef BB_DEVEL
printf("Error: Filename too long \"%s\"\n", name);
#endif
return NULL;
}
for (i = 0; i < 6; i++)
{
char filename[256];
GLboolean error = GL_FALSE;
strcpy(filename, name);
switch (i)
{
case 0:
strcat(filename, "_px");
break;
case 1:
strcat(filename, "_py");
break;
case 2:
strcat(filename, "_pz");
break;
case 3:
strcat(filename, "_nx");
break;
case 4:
strcat(filename, "_ny");
break;
case 5:
strcat(filename, "_nz");
break;
default:
BB_ASSERT(0);
break;
}
catenateMipMapFilename(filename, startLodLevel);
strcat(filename, ".tga");
tga[i] = BBTga_load(filename);
if (!tga[i])
error = GL_TRUE;
if (!error && width != 0 && height != 0 && bits != 0)
if (tga[i]->width != width || tga[i]->height != height || tga[i]->bits != bits)
error = GL_TRUE;
if (error)
{
while (i--)
BBTga_destroy(tga[i]);
return NULL;
}
width = tga[i]->width;
height = tga[i]->height;
bits = tga[i]->bits;
dataList[i] = tga[i]->data;
}
texture = BBTexture_create(name, width, height, GL_TEXTURE_CUBE_MAP, bits == 24 ? GL_RGB : GL_RGBA, (const void **)dataList);
for (i = 0; i < 6; i++)
BBTga_destroy(tga[i]);
if (texture)
{
texture->next = texStore->firstTexture;
texStore->firstTexture = texture;
}
return texture;
}
BBTexture* BBTextureStore_load (BBTextureStore* texStore, const char* name, int startLodLevel)
{
BBTexture* texture = NULL;
BBTga* tga[MAX_MIPMAPS];
char filename[256];
GLsizei level = 0;
GLboolean bottomOk = GL_TRUE;
GLsizei width = 1;
GLsizei height = 1;
BB_ASSERT(texStore && name);
memset(tga, 0, sizeof(BBTga*) * MAX_MIPMAPS);
texture = BBTextureStore_find(texStore, name, GL_TEXTURE_2D);
if (texture)
return texture;
if (strlen(name) > 240)
{
#ifdef BB_DEVEL
printf("Error: Filename too long \"%s\"\n", name);
#endif
return NULL;
}
while (width >= 1 || height >= 1)
{
if (width < 1)
width = 1;
if (height < 1)
height = 1;
strcpy(filename, name);
catenateMipMapFilename(filename, level + startLodLevel);
strcat(filename, ".tga");
tga[level] = BBTga_load(filename);
if (!tga[level])
{
if (level == 0)
{
bottomOk = GL_FALSE;
break;
}
}
else
{
if (level == 0)
{
width = tga[0]->width;
height = tga[0]->height;
}
else
{
if (tga[level]->width != width ||
tga[level]->height != height ||
tga[level]->bits != tga[0]->bits)
{
BBTga_destroy(tga[level]);
tga[level] = NULL;
}
}
}
width >>= 1;
height >>= 1;
level++;
BB_ASSERT(level < MAX_MIPMAPS);
}
if (bottomOk)
{
void* dataList[MAX_MIPMAPS];
GLboolean generated[MAX_MIPMAPS];
GLsizei i;
GLboolean errorsInMipMaps = GL_FALSE;
memset(dataList, 0, sizeof(void*) * MAX_MIPMAPS);
memset(generated, 0, sizeof(GLboolean) * MAX_MIPMAPS);
for (i = 0; i < level; i++)
{
if (tga[i] && tga[i]->data)
{
dataList[i] = tga[i]->data;
}
else
{
GLsizei bpp = tga[0]->bits == 24 ? 3 : 4;
GLsizei width = tga[0]->width >> i;
GLsizei height = tga[0]->height >> i;
BB_ASSERT(i != 0 || (width < 1 && height < 1));
if (width < 1)
width = 1;
if (height < 1)
height = 1;
dataList[i] = (GLubyte*)malloc(width * height * bpp * sizeof(GLubyte));
if (dataList[i])
{
generateMipMap(tga[0]->data, tga[0]->width, tga[0]->height, tga[0]->bits == 24 ? GL_RGB : GL_RGBA, i, dataList[i]);
{
strcpy(filename, name);
catenateMipMapFilename(filename, i);
strcat(filename, ".tga");
if (BBTga_save(filename, width, height, tga[0]->bits == 24 ? 3 : 4, dataList[i], GL_TRUE))
{
#ifdef BB_DEVEL
printf("Generated mipmap level %d for texture %s.\n", i, name);
#endif
}
else
{
#ifdef BB_DEVEL
printf("Failed to save mipmap level %d for texture %s.\n", i, name);
#endif
}
}
generated[i] = GL_TRUE;
}
else
{
errorsInMipMaps = GL_TRUE;
break;
}
}
}
if (!errorsInMipMaps)
texture = BBTexture_create(name, tga[0]->width, tga[0]->height, GL_TEXTURE_2D, tga[0]->bits == 24 ? GL_RGB : GL_RGBA, (const void **)dataList);
for (i = 0; i < level; i++)
{
if (generated[i])
free(dataList[i]);
}
}
while (level-- > 0)
{
if (tga[level])
{
BBTga_destroy(tga[level]);
tga[level] = NULL;
}
}
if (texture)
{
texture->next = texStore->firstTexture;
texStore->firstTexture = texture;
}
return texture;
}
GLboolean BBMaterialStore_load (BBMaterialStore* matStore,
BBShaderStack* shaderStack,
BBTextureStore* texStore,
const char* filename, int startLodLevel)
{
char* buffer;
BB_ASSERT(matStore && shaderStack && texStore && filename);
buffer = bbReadFileToBuffer(filename);
if (!buffer)
return GL_FALSE;
{
char* stream = buffer;
GLboolean exit = GL_FALSE;
while (!exit)
{
char* materialName = NULL;
if (*stream == '"')
{
stream++; /* Skip '"' */
materialName = bbParseString(&stream, "\"");
}
if (materialName)
{
BBMaterial* material = BBMaterial_create();
char* vertexShaderName = NULL;
char* fragShaderName = NULL;
char* textureName = NULL;
char* texture2Name = NULL;
char* texture3Name = NULL;
char* texture4Name = NULL;
char* cubeTextureName = NULL;
if (!material)
{
free(materialName);
break;
}
material->name = materialName;
bbSkipWhite(&stream);
if (*stream == '{')
{
GLboolean innerExit = GL_FALSE;
stream++; /* Skip '{' */
while (!innerExit)
{
char* name = bbParseString(&stream, " \t\"\n\r");
bbSkipWhite(&stream);
if (*stream == '"')
{
stream++; /* Skip '"' */
if (!vertexShaderName && strcmp(name, "vertexShader") == 0)
vertexShaderName = bbParseString(&stream, "\"");
else if (!fragShaderName && strcmp(name, "fragShader") == 0)
fragShaderName = bbParseString(&stream, "\"");
else if (!textureName && strcmp(name, "texture") == 0)
textureName = bbParseString(&stream, "\"");
else if (!texture2Name && strcmp(name, "texture2") == 0)
texture2Name = bbParseString(&stream, "\"");
else if (!texture3Name && strcmp(name, "texture3") == 0)
texture3Name = bbParseString(&stream, "\"");
else if (!texture4Name && strcmp(name, "texture4") == 0)
texture4Name = bbParseString(&stream, "\"");
else if (!cubeTextureName && strcmp(name, "cubeTexture") == 0)
cubeTextureName = bbParseString(&stream, "\"");
}
else
{
if (strcmp(name, "blend") == 0)
material->blend = GL_TRUE;
else if (strcmp(name, "additive") == 0)
material->additive = GL_TRUE;
else if (strcmp(name, "tone") == 0)
material->tone = GL_TRUE;
}
bbSkipWhite(&stream);
if (*stream == '}' || *stream == '\0')
{
if (*stream == '}')
stream++; /* Skip '}' */
innerExit = GL_TRUE;
}
free(name);
}
}
if (vertexShaderName && fragShaderName)
material->program = BBShaderStack_getProgram(shaderStack, vertexShaderName, fragShaderName);
if (cubeTextureName)
material->textures[0] = BBTextureStore_loadCube(texStore, cubeTextureName, startLodLevel);
else if (textureName)
material->textures[0] = BBTextureStore_load(texStore, textureName, startLodLevel);
if (texture2Name)
material->textures[1] = BBTextureStore_load(texStore, texture2Name, startLodLevel);
if (texture3Name)
material->textures[2] = BBTextureStore_load(texStore, texture3Name, startLodLevel);
if (texture4Name)
material->textures[3] = BBTextureStore_load(texStore, texture4Name, startLodLevel);
free(cubeTextureName);
free(texture4Name);
free(texture3Name);
free(texture2Name);
free(textureName);
free(fragShaderName);
free(vertexShaderName);
if (!material->program)
{
#ifdef BB_DEVEL
printf("Errors in material: \"%s\"\n", material->name);
#endif
BBMaterial_destroy(material);
break;
}
material->next = matStore->firstMaterial;
matStore->firstMaterial = material;
bbSkipWhite(&stream);
}
else
{
exit = GL_TRUE;
}
}
}
free(buffer);
return GL_TRUE;
}
BBTexture* BBTexture_create (const char* name, GLsizei width, GLsizei height,
GLenum type, GLenum channels, const void** data)
{
BBTexture* texture;
BB_ASSERT(data);
if (!(isPow2(width) && isPow2(height)))
{
#ifdef BB_DEVEL
printf("Error: Invalid texture size.\n");
#endif
return NULL;
}
texture = malloc(sizeof(BBTexture));
if (!texture)
return NULL;
texture->name = NULL;
texture->width = width;
texture->height = height;
texture->type = type;
texture->handle = 0;
texture->next = NULL;
texture->name = strdup(name);
if (!texture->name)
{
BBTexture_destroy(texture);
return NULL;
}
switch (type)
{
case GL_TEXTURE_2D:
glGenTextures(1, &texture->handle);
glBindTexture(GL_TEXTURE_2D, texture->handle);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
// glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
{
// GLubyte* origBitmap = (GLubyte*)data[0];
// GLubyte* scaledBitmap = NULL;
GLuint level = 0;
GLuint w = texture->width;
GLuint h = texture->height;
GLboolean end = GL_FALSE;
while (!end)
{
// if (level > 0)
// {
// if (!scaledBitmap)
// {
// GLsizei bpp = 4;
// if (channels == GL_RGB)
// bpp = 3;
// scaledBitmap = (GLubyte*)malloc(w * h * bpp * sizeof(GLubyte));
// if (!scaledBitmap)
// break;
// }
// generateMipMap(origBitmap, texture->width, texture->height, channels, level, scaledBitmap);
// glTexImage2D(GL_TEXTURE_2D, level, channels, w, h, 0, channels, GL_UNSIGNED_BYTE, scaledBitmap);
// }
// else
// {
// glTexImage2D(GL_TEXTURE_2D, level, channels, w, h, 0, channels, GL_UNSIGNED_BYTE, origBitmap);
// }
BB_ASSERT(level < MAX_MIPMAPS && data[level]);
glTexImage2D(GL_TEXTURE_2D, level, channels, w, h, 0, channels, GL_UNSIGNED_BYTE, data[level]);
w >>= 1;
h >>= 1;
if (w == 0 && h == 0)
{
end = GL_TRUE;
}
else
{
if (w < 1)
w = 1;
if (h < 1)
h = 1;
level++;
}
}
// free(scaledBitmap);
}
break;
case GL_TEXTURE_CUBE_MAP:
glGenTextures(1, &texture->handle);
glBindTexture(GL_TEXTURE_CUBE_MAP, texture->handle);
glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, channels, texture->width, texture->height, 0, channels, GL_UNSIGNED_BYTE, data[0]);
glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, channels, texture->width, texture->height, 0, channels, GL_UNSIGNED_BYTE, data[1]);
glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, channels, texture->width, texture->height, 0, channels, GL_UNSIGNED_BYTE, data[2]);
glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, channels, texture->width, texture->height, 0, channels, GL_UNSIGNED_BYTE, data[3]);
glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, 0, channels, texture->width, texture->height, 0, channels, GL_UNSIGNED_BYTE, data[4]);
glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, 0, channels, texture->width, texture->height, 0, channels, GL_UNSIGNED_BYTE, data[5]);
break;
default:
BBTexture_destroy(texture);
return NULL;
}
return texture;
}