GLuint FTTextureFontImpl::CreateTexture() { CalculateTextureSize(); int totalMemory = textureWidth * textureHeight; unsigned char* textureMemory = new unsigned char[totalMemory]; memset(textureMemory, 0, totalMemory); GLuint textID; glGenTextures(1, (GLuint*)&textID); glBindTexture(GL_TEXTURE_2D, textID); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, textureWidth, textureHeight, 0, GL_ALPHA, GL_UNSIGNED_BYTE, textureMemory); printf("texture dimensions: %d %d\n", textureWidth, textureHeight); delete [] textureMemory; return textID; }
GLuint FTGLTextureFont::CreateTexture() { CalculateTextureSize(); int totalMemory = textureWidth * textureHeight; unsigned char* textureMemory = new unsigned char[totalMemory]; memset (textureMemory, 0, totalMemory); GLuint textID; glGenTextures (1, (GLuint*)&textID); glBindTexture (GL_TEXTURE_2D, textID); #ifdef USE_GLES1 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); #else glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); #endif glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, textureWidth, textureHeight, 0, GL_ALPHA, GL_UNSIGNED_BYTE, textureMemory); delete [] textureMemory; return textID; }