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@ -9,7 +9,7 @@
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#include <GL/glu.h>
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// Header files, DevIL.
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#include <IL/il.h>
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#include <il.h>
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// Header files, Assimp.
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#include <assimp/DefaultLogger.hpp>
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@ -56,15 +56,15 @@ void CGLView::SHelper_Camera::SetDefault()
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void CGLView::Material_Apply(const aiMaterial* pMaterial)
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{
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GLfloat tcol[4];
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aiColor4D taicol;
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unsigned int max;
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int ret1, ret2;
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int texture_index = 0;
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aiString texture_path;
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GLfloat tcol[4];
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aiColor4D taicol;
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unsigned int max;
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int ret1, ret2;
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int texture_index = 0;
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aiString texture_path;
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auto set_float4 = [](float f[4], float a, float b, float c, float d) { f[0] = a, f[1] = b, f[2] = c, f[3] = d; };
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auto color4_to_float4 = [](const aiColor4D *c, float f[4]) { f[0] = c->r, f[1] = c->g, f[2] = c->b, f[3] = c->a; };
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auto set_float4 = [](float f[4], float a, float b, float c, float d) { f[0] = a, f[1] = b, f[2] = c, f[3] = d; };
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auto color4_to_float4 = [](const aiColor4D *c, float f[4]) { f[0] = c->r, f[1] = c->g, f[2] = c->b, f[3] = c->a; };
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///TODO: cache materials
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// Disable color material because glMaterial is used.
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@ -158,124 +158,127 @@ std::list<aiMatrix4x4> mat_list;
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} while(node_cur != nullptr);
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}
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// multiplicate all matrices in reverse order
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for(std::list<aiMatrix4x4>::reverse_iterator rit = mat_list.rbegin(); rit != mat_list.rend(); rit++) pOutMatrix = pOutMatrix * (*rit);
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// multiply all matrices in reverse order
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for ( std::list<aiMatrix4x4>::reverse_iterator rit = mat_list.rbegin(); rit != mat_list.rend(); rit++)
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{
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pOutMatrix = pOutMatrix * (*rit);
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}
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}
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void CGLView::ImportTextures(const QString& pScenePath)
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{
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auto LoadTexture = [&](const QString& pFileName) -> bool ///TODO: IME texture mode, operation.
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{
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ILboolean success;
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GLuint id_ogl_texture;// OpenGL texture ID.
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auto LoadTexture = [&](const QString& pFileName) -> bool ///TODO: IME texture mode, operation.
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{
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ILboolean success;
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GLuint id_ogl_texture;// OpenGL texture ID.
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if(!pFileName.startsWith(AI_EMBEDDED_TEXNAME_PREFIX))
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{
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ILuint id_image;// DevIL image ID.
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QString basepath = pScenePath.left(pScenePath.lastIndexOf('/') + 1);// path with '/' at the end.
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QString fileloc = (basepath + pFileName);
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if(!pFileName.startsWith(AI_EMBEDDED_TEXNAME_PREFIX))
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{
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ILuint id_image;// DevIL image ID.
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QString basepath = pScenePath.left(pScenePath.lastIndexOf('/') + 1);// path with '/' at the end.
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QString fileloc = (basepath + pFileName);
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fileloc.replace('\\', "/");
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ilGenImages(1, &id_image);// Generate DevIL image ID.
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ilBindImage(id_image);
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success = ilLoadImage(fileloc.toLocal8Bit());
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if(!success)
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{
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LogError(QString("Couldn't load Image: %1").arg(fileloc));
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fileloc.replace('\\', "/");
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ilGenImages(1, &id_image);// Generate DevIL image ID.
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ilBindImage(id_image);
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success = ilLoadImage(fileloc.toLocal8Bit());
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if(!success)
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{
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LogError(QString("Couldn't load Image: %1").arg(fileloc));
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return false;
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}
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return false;
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}
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// Convert every colour component into unsigned byte. If your image contains alpha channel you can replace IL_RGB with IL_RGBA.
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success = ilConvertImage(IL_RGBA, IL_UNSIGNED_BYTE);
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if(!success)
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{
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LogError("Couldn't convert image.");
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// Convert every colour component into unsigned byte. If your image contains alpha channel you can replace IL_RGB with IL_RGBA.
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success = ilConvertImage(IL_RGBA, IL_UNSIGNED_BYTE);
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if(!success)
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{
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LogError("Couldn't convert image.");
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return false;
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}
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return false;
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}
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glGenTextures(1, &id_ogl_texture);// Texture ID generation.
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mTexture_IDMap[pFileName] = id_ogl_texture;// save texture ID for filename in map
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glBindTexture(GL_TEXTURE_2D, id_ogl_texture);// Binding of texture ID.
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// Redefine standard texture values
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);// We will use linear interpolation for magnification filter.
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);// We will use linear interpolation for minifying filter.
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glTexImage2D(GL_TEXTURE_2D, 0, ilGetInteger(IL_IMAGE_BPP), ilGetInteger(IL_IMAGE_WIDTH), ilGetInteger(IL_IMAGE_HEIGHT), 0,
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ilGetInteger(IL_IMAGE_FORMAT), GL_UNSIGNED_BYTE, ilGetData());// Texture specification.
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glGenTextures(1, &id_ogl_texture);// Texture ID generation.
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mTexture_IDMap[pFileName] = id_ogl_texture;// save texture ID for filename in map
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glBindTexture(GL_TEXTURE_2D, id_ogl_texture);// Binding of texture ID.
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// Redefine standard texture values
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);// We will use linear interpolation for magnification filter.
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);// We will use linear interpolation for minifying filter.
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glTexImage2D(GL_TEXTURE_2D, 0, ilGetInteger(IL_IMAGE_BPP), ilGetInteger(IL_IMAGE_WIDTH), ilGetInteger(IL_IMAGE_HEIGHT), 0,
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ilGetInteger(IL_IMAGE_FORMAT), GL_UNSIGNED_BYTE, ilGetData());// Texture specification.
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//Cleanup
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ilDeleteImages(1, &id_image);// Because we have already copied image data into texture data we can release memory used by image.
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}
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else
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{
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struct SPixel_Description
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{
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const char* FormatHint;
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const GLint Image_InternalFormat;
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const GLint Pixel_Format;
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};
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//Cleanup
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ilDeleteImages(1, &id_image);// Because we have already copied image data into texture data we can release memory used by image.
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}
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else
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{
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struct SPixel_Description
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{
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const char* FormatHint;
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const GLint Image_InternalFormat;
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const GLint Pixel_Format;
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};
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constexpr SPixel_Description Pixel_Description[] = {
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{"rgba8880", GL_RGB, GL_RGB},
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{"rgba8888", GL_RGBA, GL_RGBA}
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};
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constexpr SPixel_Description Pixel_Description[] = {
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{"rgba8880", GL_RGB, GL_RGB},
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{"rgba8888", GL_RGBA, GL_RGBA}
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};
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constexpr size_t Pixel_Description_Count = sizeof(Pixel_Description) / sizeof(SPixel_Description);
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constexpr size_t Pixel_Description_Count = sizeof(Pixel_Description) / sizeof(SPixel_Description);
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size_t idx_description;
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// Get texture index.
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bool ok;
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size_t idx_texture = pFileName.right(strlen(AI_EMBEDDED_TEXNAME_PREFIX)).toULong(&ok);
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size_t idx_description;
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// Get texture index.
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bool ok;
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size_t idx_texture = pFileName.right(strlen(AI_EMBEDDED_TEXNAME_PREFIX)).toULong(&ok);
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if(!ok)
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{
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LogError("Can not get index of the embedded texture from path in material.");
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if(!ok)
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{
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LogError("Can not get index of the embedded texture from path in material.");
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return false;
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}
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return false;
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}
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// Create alias for conveniance.
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const aiTexture& als = *mScene->mTextures[idx_texture];
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// Create alias for conveniance.
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const aiTexture& als = *mScene->mTextures[idx_texture];
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if(als.mHeight == 0)// Compressed texture.
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{
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LogError("IME: compressed embedded textures are not implemented.");
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}
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else
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{
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ok = false;
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for(size_t idx = 0; idx < Pixel_Description_Count; idx++)
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{
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if(als.CheckFormat(Pixel_Description[idx].FormatHint))
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{
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idx_description = idx;
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ok = true;
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break;
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}
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}
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if(als.mHeight == 0)// Compressed texture.
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{
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LogError("IME: compressed embedded textures are not implemented.");
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}
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else
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{
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ok = false;
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for(size_t idx = 0; idx < Pixel_Description_Count; idx++)
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{
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if(als.CheckFormat(Pixel_Description[idx].FormatHint))
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{
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idx_description = idx;
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ok = true;
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break;
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}
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}
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if(!ok)
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{
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LogError(QString("Unsupported format hint for embedded texture: [%1]").arg(als.achFormatHint));
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if(!ok)
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{
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LogError(QString("Unsupported format hint for embedded texture: [%1]").arg(als.achFormatHint));
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return false;
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}
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return false;
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}
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glGenTextures(1, &id_ogl_texture);// Texture ID generation.
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mTexture_IDMap[pFileName] = id_ogl_texture;// save texture ID for filename in map
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glBindTexture(GL_TEXTURE_2D, id_ogl_texture);// Binding of texture ID.
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// Redefine standard texture values
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);// We will use linear interpolation for magnification filter.
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);// We will use linear interpolation for minifying filter.
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// Texture specification.
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glTexImage2D(GL_TEXTURE_2D, 0, Pixel_Description[idx_description].Image_InternalFormat, als.mWidth, als.mHeight, 0,
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Pixel_Description[idx_description].Pixel_Format, GL_UNSIGNED_BYTE, (uint8_t*)als.pcData);
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}// if(als.mHeight == 0) else
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}// if(!filename.startsWith(AI_EMBEDDED_TEXNAME_PREFIX)) else
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glGenTextures(1, &id_ogl_texture);// Texture ID generation.
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mTexture_IDMap[pFileName] = id_ogl_texture;// save texture ID for filename in map
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glBindTexture(GL_TEXTURE_2D, id_ogl_texture);// Binding of texture ID.
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// Redefine standard texture values
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);// We will use linear interpolation for magnification filter.
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);// We will use linear interpolation for minifying filter.
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// Texture specification.
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glTexImage2D(GL_TEXTURE_2D, 0, Pixel_Description[idx_description].Image_InternalFormat, als.mWidth, als.mHeight, 0,
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Pixel_Description[idx_description].Pixel_Format, GL_UNSIGNED_BYTE, (uint8_t*)als.pcData);
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}// if(als.mHeight == 0) else
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}// if(!filename.startsWith(AI_EMBEDDED_TEXNAME_PREFIX)) else
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return true;
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};// auto LoadTexture = [&](const aiString& pPath)
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return true;
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};// auto LoadTexture = [&](const aiString& pPath)
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if(mScene == nullptr)
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{
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Kim Kulling