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-rw-r--r--indra/llrender/llgl.cpp3
-rw-r--r--indra/llrender/llimagegl.cpp84
-rw-r--r--indra/llrender/llimagegl.h5
-rw-r--r--indra/llrender/llrender.cpp18
-rw-r--r--indra/llrender/llrendertarget.cpp4
5 files changed, 72 insertions, 42 deletions
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp
index 3946c43929..0b56b3889c 100644
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -946,7 +946,6 @@ void LLGLManager::initExtensions()
mHasMultitexture = glh_init_extensions("GL_ARB_multitexture");
mHasATIMemInfo = ExtensionExists("GL_ATI_meminfo", gGLHExts.mSysExts);
mHasNVXMemInfo = ExtensionExists("GL_NVX_gpu_memory_info", gGLHExts.mSysExts);
- mHasMipMapGeneration = glh_init_extensions("GL_SGIS_generate_mipmap");
mHasSeparateSpecularColor = glh_init_extensions("GL_EXT_separate_specular_color");
mHasAnisotropic = glh_init_extensions("GL_EXT_texture_filter_anisotropic");
glh_init_extensions("GL_ARB_texture_cube_map");
@@ -971,6 +970,8 @@ void LLGLManager::initExtensions()
ExtensionExists("GL_EXT_packed_depth_stencil", gGLHExts.mSysExts);
#endif
+ mHasMipMapGeneration = mHasFramebufferObject || mGLVersion >= 1.4f;
+
mHasDrawBuffers = ExtensionExists("GL_ARB_draw_buffers", gGLHExts.mSysExts);
mHasBlendFuncSeparate = ExtensionExists("GL_EXT_blend_func_separate", gGLHExts.mSysExts);
mHasTextureRectangle = ExtensionExists("GL_ARB_texture_rectangle", gGLHExts.mSysExts);
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp
index bb585cc49c..793fd4be31 100644
--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -42,6 +42,10 @@
//----------------------------------------------------------------------------
const F32 MIN_TEXTURE_LIFETIME = 10.f;
+//which power of 2 is i?
+//assumes i is a power of 2 > 0
+U32 wpo2(U32 i);
+
//statics
LLGLuint LLImageGL::sCurrentBoundTextures[MAX_GL_TEXTURE_UNITS] = { 0 };
@@ -485,6 +489,7 @@ void LLImageGL::init(BOOL usemipmaps)
mTarget = GL_TEXTURE_2D;
mBindTarget = LLTexUnit::TT_TEXTURE;
mHasMipMaps = false;
+ mMipLevels = -1;
mIsResident = 0;
@@ -675,8 +680,24 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
is_compressed = true;
}
+
+
+ if (mUseMipMaps)
+ {
+ //set has mip maps to true before binding image so tex parameters get set properly
+ gGL.getTexUnit(0)->unbind(mBindTarget);
+ mHasMipMaps = true;
+ mTexOptionsDirty = true;
+ setFilteringOption(LLTexUnit::TFO_ANISOTROPIC);
+ }
+ else
+ {
+ mHasMipMaps = false;
+ }
+
llverify(gGL.getTexUnit(0)->bind(this));
+
if (mUseMipMaps)
{
if (data_hasmips)
@@ -689,6 +710,9 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
S32 w = getWidth(d);
S32 h = getHeight(d);
S32 gl_level = d-mCurrentDiscardLevel;
+
+ mMipLevels = llmax(mMipLevels, gl_level);
+
if (d > mCurrentDiscardLevel)
{
data_in -= dataFormatBytes(mFormatPrimary, w, h); // see above comment
@@ -731,10 +755,6 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
{
if (mAutoGenMips)
{
- if (!gGLManager.mHasFramebufferObject)
- {
- glTexParameteri(LLTexUnit::getInternalType(mBindTarget), GL_GENERATE_MIPMAP_SGIS, TRUE);
- }
stop_glerror();
{
// LLFastTimer t2(FTM_TEMP4);
@@ -748,6 +768,11 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
S32 w = getWidth(mCurrentDiscardLevel);
S32 h = getHeight(mCurrentDiscardLevel);
+ mMipLevels = wpo2(llmax(w, h));
+
+ //use legacy mipmap generation mode
+ glTexParameteri(mTarget, GL_GENERATE_MIPMAP, GL_TRUE);
+
LLImageGL::setManualImage(mTarget, 0, mFormatInternal,
w, h,
mFormatPrimary, mFormatType,
@@ -763,19 +788,10 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
stop_glerror();
}
}
-
- if (gGLManager.mHasFramebufferObject)
- {
- gGL.getTexUnit(0)->unbind(mBindTarget);
- gGL.getTexUnit(0)->bind(this);
-
- glGenerateMipmap(LLTexUnit::getInternalType(mBindTarget));
- }
}
else
{
// Create mips by hand
- // about 30% faster than autogen on ATI 9800, 50% slower on nVidia 4800
// ~4x faster than gluBuild2DMipmaps
S32 width = getWidth(mCurrentDiscardLevel);
S32 height = getHeight(mCurrentDiscardLevel);
@@ -785,6 +801,9 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
const U8* cur_mip_data = 0;
S32 prev_mip_size = 0;
S32 cur_mip_size = 0;
+
+ mMipLevels = nummips;
+
for (int m=0; m<nummips; m++)
{
if (m==0)
@@ -849,10 +868,10 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
{
llerrs << "Compressed Image has mipmaps but data does not (can not auto generate compressed mips)" << llendl;
}
- mHasMipMaps = true;
}
else
{
+ mMipLevels = 0;
S32 w = getWidth();
S32 h = getHeight();
if (is_compressed)
@@ -884,7 +903,6 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
}
}
- mHasMipMaps = false;
}
stop_glerror();
mGLTextureCreated = true;
@@ -1124,35 +1142,31 @@ void LLImageGL::generateTextures(LLTexUnit::eTextureType type, U32 format, S32 n
}
// static
-void LLImageGL::deleteTextures(LLTexUnit::eTextureType type, U32 format, S32 numTextures, U32 *textures, bool immediate)
+void LLImageGL::deleteTextures(LLTexUnit::eTextureType type, U32 format, S32 mip_levels, S32 numTextures, U32 *textures, bool immediate)
{
if (gGLManager.mInited)
{
- if (format == 0)
- { //unknown internal format, not safe to reuse
+ if (format == 0 || type == LLTexUnit::TT_CUBE_MAP || mip_levels == -1)
+ { //unknown internal format or unknown number of mip levels, not safe to reuse
glDeleteTextures(numTextures, textures);
}
else
{
for (S32 i = 0; i < numTextures; ++i)
{ //remove texture from VRAM by setting its size to zero
- gGL.getTexUnit(0)->bindManual(type, textures[i]);
-
- if (type == LLTexUnit::TT_CUBE_MAP)
- {
- glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- }
- else
+ for (S32 j = 0; j <= mip_levels; j++)
{
- glTexImage2D(LLTexUnit::getInternalType(type), 0, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ gGL.getTexUnit(0)->bindManual(type, textures[i]);
+
+ glTexImage2D(LLTexUnit::getInternalType(type), j, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
}
+
+ llassert(std::find(sDeadTextureList[type][format].begin(),
+ sDeadTextureList[type][format].end(), textures[i]) ==
+ sDeadTextureList[type][format].end());
+
sDeadTextureList[type][format].push_back(textures[i]);
- }
+ }
}
}
@@ -1284,7 +1298,7 @@ BOOL LLImageGL::createGLTexture()
if(mTexName)
{
- LLImageGL::deleteTextures(mBindTarget, mFormatInternal, 1, (reinterpret_cast<GLuint*>(&mTexName))) ;
+ LLImageGL::deleteTextures(mBindTarget, mFormatInternal, mMipLevels, 1, (reinterpret_cast<GLuint*>(&mTexName))) ;
}
@@ -1451,7 +1465,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_
decTextureCounter(mTextureMemory, mComponents, mCategory) ;
}
- LLImageGL::deleteTextures(mBindTarget, mFormatInternal, 1, &old_name);
+ LLImageGL::deleteTextures(mBindTarget, mFormatInternal, mMipLevels, 1, &old_name);
stop_glerror();
}
@@ -1628,7 +1642,7 @@ void LLImageGL::destroyGLTexture()
mTextureMemory = 0;
}
- LLImageGL::deleteTextures(mBindTarget, mFormatInternal, 1, &mTexName);
+ LLImageGL::deleteTextures(mBindTarget, mFormatInternal, mMipLevels, 1, &mTexName);
mTexName = 0;
mCurrentDiscardLevel = -1 ; //invalidate mCurrentDiscardLevel.
mGLTextureCreated = FALSE ;
diff --git a/indra/llrender/llimagegl.h b/indra/llrender/llimagegl.h
index 34efafb015..0d5785d3bf 100644
--- a/indra/llrender/llimagegl.h
+++ b/indra/llrender/llimagegl.h
@@ -54,7 +54,7 @@ public:
// These 2 functions replace glGenTextures() and glDeleteTextures()
static void generateTextures(LLTexUnit::eTextureType type, U32 format, S32 numTextures, U32 *textures);
- static void deleteTextures(LLTexUnit::eTextureType type, U32 format, S32 numTextures, U32 *textures, bool immediate = false);
+ static void deleteTextures(LLTexUnit::eTextureType type, U32 format, S32 mip_levels, S32 numTextures, U32 *textures, bool immediate = false);
static void deleteDeadTextures();
// Size calculation
@@ -220,7 +220,8 @@ protected:
LLGLenum mTarget; // Normally GL_TEXTURE2D, sometimes something else (ex. cube maps)
LLTexUnit::eTextureType mBindTarget; // Normally TT_TEXTURE, sometimes something else (ex. cube maps)
bool mHasMipMaps;
-
+ S32 mMipLevels;
+
LLGLboolean mIsResident;
S8 mComponents;
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index 51f45ca91e..b45ff1a6b7 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -474,11 +474,25 @@ void LLTexUnit::setTextureFilteringOption(LLTexUnit::eTextureFilterOptions optio
}
else if (option >= TFO_BILINEAR)
{
- glTexParameteri(sGLTextureType[mCurrTexType], GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ if (mHasMipMaps)
+ {
+ glTexParameteri(sGLTextureType[mCurrTexType], GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
+ }
+ else
+ {
+ glTexParameteri(sGLTextureType[mCurrTexType], GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ }
}
else
{
- glTexParameteri(sGLTextureType[mCurrTexType], GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ if (mHasMipMaps)
+ {
+ glTexParameteri(sGLTextureType[mCurrTexType], GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
+ }
+ else
+ {
+ glTexParameteri(sGLTextureType[mCurrTexType], GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ }
}
if (gGLManager.mHasAnisotropic)
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp
index ced6b013ec..99f0da330c 100644
--- a/indra/llrender/llrendertarget.cpp
+++ b/indra/llrender/llrendertarget.cpp
@@ -294,7 +294,7 @@ void LLRenderTarget::release()
}
else
{
- LLImageGL::deleteTextures(mUsage, 0, 1, &mDepth, true);
+ LLImageGL::deleteTextures(mUsage, 0, 0, 1, &mDepth, true);
stop_glerror();
}
mDepth = 0;
@@ -326,7 +326,7 @@ void LLRenderTarget::release()
if (mTex.size() > 0)
{
sBytesAllocated -= mResX*mResY*4*mTex.size();
- LLImageGL::deleteTextures(mUsage, mInternalFormat[0], mTex.size(), &mTex[0], true);
+ LLImageGL::deleteTextures(mUsage, mInternalFormat[0], 0, mTex.size(), &mTex[0], true);
mTex.clear();
mInternalFormat.clear();
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 09:38:31 +0000