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Diffstat (limited to 'src/resources/openglimagehelper.cpp')
| -rw-r--r-- | src/resources/openglimagehelper.cpp | 528 |
1 files changed, 0 insertions, 528 deletions
diff --git a/src/resources/openglimagehelper.cpp b/src/resources/openglimagehelper.cpp deleted file mode 100644 index 21d56e500..000000000 --- a/src/resources/openglimagehelper.cpp +++ /dev/null @@ -1,528 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2004-2009 The Mana World Development Team - * Copyright (C) 2009-2010 The Mana Developers - * Copyright (C) 2011-2017 The ManaPlus Developers - * - * This file is part of The ManaPlus Client. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "resources/openglimagehelper.h" - -#ifdef USE_OPENGL - -#include "graphicsmanager.h" - -#include "render/mobileopengl2graphics.h" -#include "render/mobileopenglgraphics.h" -#include "render/modernopenglgraphics.h" -#ifdef __native_client__ -#include "render/opengl/naclglfunctions.h" -#endif // __native_client__ -#include "render/normalopenglgraphics.h" -#include "render/safeopenglgraphics.h" - -#include "render/opengl/mgl.h" -#include "render/opengl/mglcheck.h" - -#include "resources/dye/dye.h" -#include "resources/dye/dyepalette.h" - -#include "resources/image/image.h" - -#include "utils/checkutils.h" -#include "utils/sdlcheckutils.h" - -#include "debug.h" - -#ifndef SDL_BIG_ENDIAN -#error missing SDL_endian.h -#endif // SDL_BYTEORDER - -int OpenGLImageHelper::mTextureType = 0; -int OpenGLImageHelper::mInternalTextureType = GL_RGBA8; -int OpenGLImageHelper::mTextureSize = 0; -bool OpenGLImageHelper::mBlur = true; -bool OpenGLImageHelper::mUseTextureSampler = false; - -OpenGLImageHelper::~OpenGLImageHelper() -{ - glDeleteTextures(static_cast<GLsizei>(texturesSize - mFreeTextureIndex), - &mTextures[mFreeTextureIndex]); -} - -Image *OpenGLImageHelper::load(SDL_RWops *const rw, Dye const &dye) -{ - SDL_Surface *const tmpImage = loadPng(rw); - if (tmpImage == nullptr) - { - reportAlways("Error, image load failed: %s", SDL_GetError()); - return nullptr; - } - - SDL_Surface *const surf = convertTo32Bit(tmpImage); - MSDL_FreeSurface(tmpImage); - if (surf == nullptr) - return nullptr; - - uint32_t *pixels = static_cast<uint32_t *>(surf->pixels); - const int type = dye.getType(); - - switch (type) - { - case 1: - { - const DyePalette *const pal = dye.getSPalete(); - if (pal != nullptr) - DYEPALETTEP(pal, SOGLColor)(pixels, surf->w * surf->h); - break; - } - case 2: - { - const DyePalette *const pal = dye.getAPalete(); - if (pal != nullptr) - DYEPALETTEP(pal, AOGLColor)(pixels, surf->w * surf->h); - break; - } - case 0: - default: - { - dye.normalOGLDye(pixels, surf->w * surf->h); - break; - } - } - - Image *const image = loadSurface(surf); - MSDL_FreeSurface(surf); - return image; -} - -Image *OpenGLImageHelper::loadSurface(SDL_Surface *const tmpImage) -{ - return glLoad(tmpImage); -} - -Image *OpenGLImageHelper::createTextSurface(SDL_Surface *const tmpImage, - const int width, const int height, - const float alpha) -{ - if (tmpImage == nullptr) - return nullptr; - - Image *const img = glLoad(tmpImage, width, height); - if (img != nullptr) - img->setAlpha(alpha); - return img; -} - -int OpenGLImageHelper::powerOfTwo(const int input) -{ - int value = 1; - while (value < input && value < mTextureSize) - value <<= 1; - return value >= mTextureSize ? mTextureSize : value; -} - -SDL_Surface *OpenGLImageHelper::convertSurfaceNormalize(SDL_Surface *tmpImage, - int width, int height) -{ - if (tmpImage == nullptr) - return nullptr; - - int realWidth = powerOfTwo(width); - int realHeight = powerOfTwo(height); - - if (realWidth < width || realHeight < height) - { - reportAlways("Warning: image too large, cropping to %dx%d texture!", - tmpImage->w, tmpImage->h); - } - -#ifdef USE_SDL2 - SDL_SetSurfaceAlphaMod(tmpImage, SDL_ALPHA_OPAQUE); -#else // USE_SDL2 - - // Make sure the alpha channel is not used, but copied to destination - SDL_SetAlpha(tmpImage, 0, SDL_ALPHA_OPAQUE); -#endif // USE_SDL2 - - // Determine 32-bit masks based on byte order - uint32_t rmask, gmask, bmask, amask; -#if SDL_BYTEORDER == SDL_BIG_ENDIAN - rmask = 0xff000000; - gmask = 0x00ff0000; - bmask = 0x0000ff00; - amask = 0x000000ff; -#else // SDL_BYTEORDER == SDL_BIG_ENDIAN - - rmask = 0x000000ff; - gmask = 0x0000ff00; - bmask = 0x00ff0000; - amask = 0xff000000; -#endif // SDL_BYTEORDER == SDL_BIG_ENDIAN - - if (tmpImage->format->BitsPerPixel != 32 - || realWidth != width || realHeight != height - || rmask != tmpImage->format->Rmask - || gmask != tmpImage->format->Gmask - || amask != tmpImage->format->Amask) - { - SDL_Surface *oldImage = tmpImage; -#ifdef USE_SDL2 - SDL_SetSurfaceBlendMode(oldImage, SDL_BLENDMODE_NONE); -#endif // USE_SDL2 - - tmpImage = MSDL_CreateRGBSurface(SDL_SWSURFACE, realWidth, realHeight, - 32, rmask, gmask, bmask, amask); - - if (tmpImage == nullptr) - { - reportAlways("Error, image convert failed: out of memory"); - return nullptr; - } - SDL_BlitSurface(oldImage, nullptr, tmpImage, nullptr); - } - return tmpImage; -} - -SDL_Surface *OpenGLImageHelper::convertSurface(SDL_Surface *tmpImage, - int width, int height) -{ - if (tmpImage == nullptr) - return nullptr; - -#ifdef USE_SDL2 - SDL_SetSurfaceAlphaMod(tmpImage, SDL_ALPHA_OPAQUE); -#else // USE_SDL2 - - // Make sure the alpha channel is not used, but copied to destination - SDL_SetAlpha(tmpImage, 0, SDL_ALPHA_OPAQUE); -#endif // USE_SDL2 - - // Determine 32-bit masks based on byte order - uint32_t rmask, gmask, bmask, amask; -#if SDL_BYTEORDER == SDL_BIG_ENDIAN - rmask = 0xff000000; - gmask = 0x00ff0000; - bmask = 0x0000ff00; - amask = 0x000000ff; -#else // SDL_BYTEORDER == SDL_BIG_ENDIAN - - rmask = 0x000000ff; - gmask = 0x0000ff00; - bmask = 0x00ff0000; - amask = 0xff000000; -#endif // SDL_BYTEORDER == SDL_BIG_ENDIAN - - if (tmpImage->format->BitsPerPixel != 32 - || rmask != tmpImage->format->Rmask - || gmask != tmpImage->format->Gmask - || amask != tmpImage->format->Amask) - { - SDL_Surface *oldImage = tmpImage; -#ifdef USE_SDL2 - SDL_SetSurfaceBlendMode(oldImage, SDL_BLENDMODE_NONE); -#endif // USE_SDL2 - - tmpImage = MSDL_CreateRGBSurface(SDL_SWSURFACE, width, height, - 32, rmask, gmask, bmask, amask); - - if (tmpImage == nullptr) - { - reportAlways("Error, image convert failed: out of memory"); - return nullptr; - } - SDL_BlitSurface(oldImage, nullptr, tmpImage, nullptr); - } - return tmpImage; -} - -void OpenGLImageHelper::bindTexture(const GLuint texture) -{ - switch (mUseOpenGL) - { -#ifdef ANDROID - case RENDER_NORMAL_OPENGL: - case RENDER_SAFE_OPENGL: - case RENDER_MODERN_OPENGL: - case RENDER_GLES2_OPENGL: - break; - case RENDER_GLES_OPENGL: - MobileOpenGLGraphics::bindTexture(mTextureType, texture); - break; -#elif defined(__native_client__) - case RENDER_NORMAL_OPENGL: - case RENDER_MODERN_OPENGL: - case RENDER_GLES_OPENGL: - break; - case RENDER_SAFE_OPENGL: - SafeOpenGLGraphics::bindTexture(mTextureType, texture); - break; - case RENDER_GLES2_OPENGL: - MobileOpenGL2Graphics::bindTexture(mTextureType, texture); - break; -#else // ANDROID - - case RENDER_NORMAL_OPENGL: - NormalOpenGLGraphics::bindTexture(mTextureType, texture); - break; - case RENDER_MODERN_OPENGL: - ModernOpenGLGraphics::bindTexture(mTextureType, texture); - break; - case RENDER_SAFE_OPENGL: - SafeOpenGLGraphics::bindTexture(mTextureType, texture); - break; - case RENDER_GLES_OPENGL: - MobileOpenGLGraphics::bindTexture(mTextureType, texture); - break; - case RENDER_GLES2_OPENGL: - MobileOpenGL2Graphics::bindTexture(mTextureType, texture); - break; -#endif // ANDROID - - case RENDER_SOFTWARE: - case RENDER_SDL2_DEFAULT: - case RENDER_NULL: - case RENDER_LAST: - default: - reportAlways("Unknown OpenGL backend: %d", mUseOpenGL); - break; - } -} - -Image *OpenGLImageHelper::glLoad(SDL_Surface *tmpImage, - int width, int height) -{ - if (tmpImage == nullptr) - return nullptr; - - BLOCK_START("OpenGLImageHelper::glLoad") - // Flush current error flag. - graphicsManager.getLastError(); - - if (width == 0) - width = tmpImage->w; - if (height == 0) - height = tmpImage->h; - - SDL_Surface *oldImage = tmpImage; - tmpImage = convertSurfaceNormalize(tmpImage, width, height); - if (tmpImage == nullptr) - return nullptr; - - const int realWidth = tmpImage->w; - const int realHeight = tmpImage->h; - - const GLuint texture = getNewTexture(); - bindTexture(texture); - - if (SDL_MUSTLOCK(tmpImage)) - SDL_LockSurface(tmpImage); - - if (mUseOpenGL != RENDER_MODERN_OPENGL && - mUseOpenGL != RENDER_GLES_OPENGL && - mUseOpenGL != RENDER_GLES2_OPENGL) - { - glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - } - - if (!mUseTextureSampler) - { - if (mBlur) - { - mglTexParameteri(mTextureType, GL_TEXTURE_MIN_FILTER, GL_LINEAR); -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - - mglTexParameteri(mTextureType, GL_TEXTURE_MAG_FILTER, GL_LINEAR); -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - } - else - { - mglTexParameteri(mTextureType, GL_TEXTURE_MIN_FILTER, GL_NEAREST); -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - - mglTexParameteri(mTextureType, GL_TEXTURE_MAG_FILTER, GL_NEAREST); -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - } - } -#if !defined(ANDROID) && !defined(__native_client__) - mglTexParameteri(mTextureType, GL_TEXTURE_MAX_LEVEL, 0); -#endif // !defined(ANDROID) && !defined(__native_client__) - - mglTexImage2D(mTextureType, 0, mInternalTextureType, - tmpImage->w, tmpImage->h, - 0, GL_RGBA, GL_UNSIGNED_BYTE, tmpImage->pixels); -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - -#ifdef DEBUG_OPENGL -/* - disabled for now, because debugger can't show it - if (isGLNotNull(mglLabelObject)) - { - const char *const text = "image text"; - mglLabelObject(GL_TEXTURE, texture, strlen(text), text); - } -*/ -#endif // DEBUG_OPENGL - -/* - GLint compressed; - glGetTexLevelParameteriv(mTextureType, 0, - GL_TEXTURE_COMPRESSED_ARB, &compressed); - if (compressed) - logger->log("image compressed"); - else - logger->log("image not compressed"); -*/ - -#ifdef DEBUG_OPENGL_LEAKS - textures_count ++; -#endif // DEBUG_OPENGL_LEAKS - - if (SDL_MUSTLOCK(tmpImage)) - SDL_UnlockSurface(tmpImage); - - if (oldImage != tmpImage) - MSDL_FreeSurface(tmpImage); - - GLenum error = graphicsManager.getLastError(); - if (error != 0u) - { - std::string errmsg = GraphicsManager::errorToString(error); - reportAlways("Error: Image GL import failed: %s (%u)", - errmsg.c_str(), error); -// return nullptr; - } - - BLOCK_END("OpenGLImageHelper::glLoad") - return new Image(texture, width, height, realWidth, realHeight); -} - -void OpenGLImageHelper::initTextureSampler(const GLint id) -{ - if (mBlur) - { - mglSamplerParameteri(id, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - mglSamplerParameteri(id, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - } - else - { - mglSamplerParameteri(id, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - mglSamplerParameteri(id, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - } -} - -SDL_Surface *OpenGLImageHelper::create32BitSurface(int width, - int height) const -{ -#if SDL_BYTEORDER == SDL_BIG_ENDIAN - const int rmask = 0xff000000; - const int gmask = 0x00ff0000; - const int bmask = 0x0000ff00; - const int amask = 0x000000ff; -#else // SDL_BYTEORDER == SDL_BIG_ENDIAN - - const int rmask = 0x000000ff; - const int gmask = 0x0000ff00; - const int bmask = 0x00ff0000; - const int amask = 0xff000000; -#endif // SDL_BYTEORDER == SDL_BIG_ENDIAN - - width = powerOfTwo(width); - height = powerOfTwo(height); - - return MSDL_CreateRGBSurface(SDL_SWSURFACE, - width, height, 32, rmask, gmask, bmask, amask); -} - -GLuint OpenGLImageHelper::getNewTexture() -{ - GLuint texture = mTextures[mFreeTextureIndex]; - mFreeTextureIndex ++; - if (mFreeTextureIndex == texturesSize) - { - mFreeTextureIndex = 0; - postInit(); - } - return texture; -} - -void OpenGLImageHelper::postInit() -{ - mglGenTextures(texturesSize, &mTextures[mFreeTextureIndex]); -} - -void OpenGLImageHelper::invalidate(const GLuint textureId) -{ - if (isGLNotNull(mglInvalidateTexImage)) - { - logger->log("invalidate: %u", textureId); - mglInvalidateTexImage(textureId, 0); - } -} - -void OpenGLImageHelper::copySurfaceToImage(const Image *const image, - const int x, const int y, - SDL_Surface *surface) const -{ - if (surface == nullptr || image == nullptr) - return; - - SDL_Surface *const oldSurface = surface; - surface = convertSurface(surface, surface->w, surface->h); - if (surface == nullptr) - return; - - // +++ probably need combine - // mglTextureSubImage2D and mglTextureSubImage2DEXT - if (mglTextureSubImage2D != nullptr) - { - mglTextureSubImage2D(image->mGLImage, - 0, - x, y, - surface->w, surface->h, - GL_RGBA, GL_UNSIGNED_BYTE, surface->pixels); - } - else - { - mglTextureSubImage2DEXT(image->mGLImage, - mTextureType, 0, - x, y, - surface->w, surface->h, - GL_RGBA, GL_UNSIGNED_BYTE, surface->pixels); - } -#ifdef OPENGLERRORS - graphicsManager.logError(); -#endif // OPENGLERRORS - - if (surface != oldSurface) - MSDL_FreeSurface(surface); -} - -#endif // USE_OPENGL |