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Diffstat (limited to 'indra/llrender/llimagegl.cpp')
-rw-r--r--indra/llrender/llimagegl.cpp171
1 files changed, 151 insertions, 20 deletions
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp
index 60a5962234..17131c9d8a 100644
--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -36,7 +36,9 @@
#include "llmath.h"
#include "llgl.h"
+#include "llglslshader.h"
#include "llrender.h"
+
//----------------------------------------------------------------------------
const F32 MIN_TEXTURE_LIFETIME = 10.f;
@@ -55,6 +57,7 @@ BOOL LLImageGL::sGlobalUseAnisotropic = FALSE;
F32 LLImageGL::sLastFrameTime = 0.f;
BOOL LLImageGL::sAllowReadBackRaw = FALSE ;
LLImageGL* LLImageGL::sDefaultGLTexture = NULL ;
+bool LLImageGL::sCompressTextures = false;
std::set<LLImageGL*> LLImageGL::sImageList;
@@ -475,6 +478,8 @@ void LLImageGL::init(BOOL usemipmaps)
mDiscardLevelInAtlas = -1 ;
mTexelsInAtlas = 0 ;
mTexelsInGLTexture = 0 ;
+
+ mAllowCompression = true;
mTarget = GL_TEXTURE_2D;
mBindTarget = LLTexUnit::TT_TEXTURE;
@@ -703,7 +708,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
stop_glerror();
}
- LLImageGL::setManualImage(mTarget, gl_level, mFormatInternal, w, h, mFormatPrimary, GL_UNSIGNED_BYTE, (GLvoid*)data_in);
+ LLImageGL::setManualImage(mTarget, gl_level, mFormatInternal, w, h, mFormatPrimary, GL_UNSIGNED_BYTE, (GLvoid*)data_in, mAllowCompression);
if (gl_level == 0)
{
analyzeAlpha(data_in, w, h);
@@ -725,7 +730,10 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
{
if (mAutoGenMips)
{
- glTexParameteri(LLTexUnit::getInternalType(mBindTarget), GL_GENERATE_MIPMAP_SGIS, TRUE);
+ if (!gGLManager.mHasFramebufferObject)
+ {
+ glTexParameteri(LLTexUnit::getInternalType(mBindTarget), GL_GENERATE_MIPMAP_SGIS, TRUE);
+ }
stop_glerror();
{
// LLFastTimer t2(FTM_TEMP4);
@@ -742,7 +750,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
LLImageGL::setManualImage(mTarget, 0, mFormatInternal,
w, h,
mFormatPrimary, mFormatType,
- data_in);
+ data_in, mAllowCompression);
analyzeAlpha(data_in, w, h);
stop_glerror();
@@ -754,6 +762,11 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
stop_glerror();
}
}
+
+ if (gGLManager.mHasFramebufferObject)
+ {
+ glGenerateMipmap(LLTexUnit::getInternalType(mBindTarget));
+ }
}
else
{
@@ -795,7 +808,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
stop_glerror();
}
- LLImageGL::setManualImage(mTarget, m, mFormatInternal, w, h, mFormatPrimary, mFormatType, cur_mip_data);
+ LLImageGL::setManualImage(mTarget, m, mFormatInternal, w, h, mFormatPrimary, mFormatType, cur_mip_data, mAllowCompression);
if (m == 0)
{
analyzeAlpha(data_in, w, h);
@@ -853,7 +866,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
}
LLImageGL::setManualImage(mTarget, 0, mFormatInternal, w, h,
- mFormatPrimary, mFormatType, (GLvoid *)data_in);
+ mFormatPrimary, mFormatType, (GLvoid *)data_in, mAllowCompression);
analyzeAlpha(data_in, w, h);
updatePickMask(w, h, data_in);
@@ -875,6 +888,9 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
BOOL LLImageGL::preAddToAtlas(S32 discard_level, const LLImageRaw* raw_image)
{
+ //not compatible with core GL profile
+ llassert(!LLRender::sGLCoreProfile);
+
if (gGLManager.mIsDisabled)
{
llwarns << "Trying to create a texture while GL is disabled!" << llendl;
@@ -901,29 +917,29 @@ BOOL LLImageGL::preAddToAtlas(S32 discard_level, const LLImageRaw* raw_image)
{
switch (mComponents)
{
- case 1:
+ case 1:
// Use luminance alpha (for fonts)
mFormatInternal = GL_LUMINANCE8;
mFormatPrimary = GL_LUMINANCE;
mFormatType = GL_UNSIGNED_BYTE;
break;
- case 2:
+ case 2:
// Use luminance alpha (for fonts)
mFormatInternal = GL_LUMINANCE8_ALPHA8;
mFormatPrimary = GL_LUMINANCE_ALPHA;
mFormatType = GL_UNSIGNED_BYTE;
break;
- case 3:
+ case 3:
mFormatInternal = GL_RGB8;
mFormatPrimary = GL_RGB;
mFormatType = GL_UNSIGNED_BYTE;
break;
- case 4:
+ case 4:
mFormatInternal = GL_RGBA8;
mFormatPrimary = GL_RGBA;
mFormatType = GL_UNSIGNED_BYTE;
break;
- default:
+ default:
llerrs << "Bad number of components for texture: " << (U32)getComponents() << llendl;
}
}
@@ -1097,10 +1113,107 @@ void LLImageGL::deleteTextures(S32 numTextures, U32 *textures, bool immediate)
}
// static
-void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels)
+void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels, bool allow_compression)
{
- glTexImage2D(target, miplevel, intformat, width, height, 0, pixformat, pixtype, pixels);
+ bool use_scratch = false;
+ U32* scratch = NULL;
+ if (LLRender::sGLCoreProfile)
+ {
+ if (pixformat == GL_ALPHA && pixtype == GL_UNSIGNED_BYTE)
+ { //GL_ALPHA is deprecated, convert to RGBA
+ use_scratch = true;
+ scratch = new U32[width*height];
+
+ U32 pixel_count = (U32) (width*height);
+ for (U32 i = 0; i < pixel_count; i++)
+ {
+ U8* pix = (U8*) &scratch[i];
+ pix[0] = pix[1] = pix[2] = 0;
+ pix[3] = ((U8*) pixels)[i];
+ }
+
+ pixformat = GL_RGBA;
+ intformat = GL_RGBA8;
+ }
+
+ if (pixformat == GL_LUMINANCE_ALPHA && pixtype == GL_UNSIGNED_BYTE)
+ { //GL_LUMINANCE_ALPHA is deprecated, convert to RGBA
+ use_scratch = true;
+ scratch = new U32[width*height];
+
+ U32 pixel_count = (U32) (width*height);
+ for (U32 i = 0; i < pixel_count; i++)
+ {
+ U8 lum = ((U8*) pixels)[i*2+0];
+ U8 alpha = ((U8*) pixels)[i*2+1];
+
+ U8* pix = (U8*) &scratch[i];
+ pix[0] = pix[1] = pix[2] = lum;
+ pix[3] = alpha;
+ }
+
+ pixformat = GL_RGBA;
+ intformat = GL_RGBA8;
+ }
+
+ if (pixformat == GL_LUMINANCE && pixtype == GL_UNSIGNED_BYTE)
+ { //GL_LUMINANCE_ALPHA is deprecated, convert to RGB
+ use_scratch = true;
+ scratch = new U32[width*height];
+
+ U32 pixel_count = (U32) (width*height);
+ for (U32 i = 0; i < pixel_count; i++)
+ {
+ U8 lum = ((U8*) pixels)[i];
+
+ U8* pix = (U8*) &scratch[i];
+ pix[0] = pix[1] = pix[2] = lum;
+ pix[3] = 255;
+ }
+
+ pixformat = GL_RGBA;
+ intformat = GL_RGB8;
+ }
+ }
+
+ if (LLImageGL::sCompressTextures && allow_compression)
+ {
+ switch (intformat)
+ {
+ case GL_RGB:
+ case GL_RGB8:
+ intformat = GL_COMPRESSED_RGB;
+ break;
+ case GL_RGBA:
+ case GL_RGBA8:
+ intformat = GL_COMPRESSED_RGBA;
+ break;
+ case GL_LUMINANCE:
+ case GL_LUMINANCE8:
+ intformat = GL_COMPRESSED_LUMINANCE;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ case GL_LUMINANCE8_ALPHA8:
+ intformat = GL_COMPRESSED_LUMINANCE_ALPHA;
+ break;
+ case GL_ALPHA:
+ case GL_ALPHA8:
+ intformat = GL_COMPRESSED_ALPHA;
+ break;
+ default:
+ llwarns << "Could not compress format: " << std::hex << intformat << llendl;
+ break;
+ }
+ }
+
+ stop_glerror();
+ glTexImage2D(target, miplevel, intformat, width, height, 0, pixformat, pixtype, use_scratch ? scratch : pixels);
stop_glerror();
+
+ if (use_scratch)
+ {
+ delete [] scratch;
+ }
}
//create an empty GL texture: just create a texture name
@@ -1167,29 +1280,29 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S
{
switch (mComponents)
{
- case 1:
+ case 1:
// Use luminance alpha (for fonts)
mFormatInternal = GL_LUMINANCE8;
mFormatPrimary = GL_LUMINANCE;
mFormatType = GL_UNSIGNED_BYTE;
break;
- case 2:
+ case 2:
// Use luminance alpha (for fonts)
mFormatInternal = GL_LUMINANCE8_ALPHA8;
mFormatPrimary = GL_LUMINANCE_ALPHA;
mFormatType = GL_UNSIGNED_BYTE;
break;
- case 3:
+ case 3:
mFormatInternal = GL_RGB8;
mFormatPrimary = GL_RGB;
mFormatType = GL_UNSIGNED_BYTE;
break;
- case 4:
+ case 4:
mFormatInternal = GL_RGBA8;
mFormatPrimary = GL_RGBA;
mFormatType = GL_UNSIGNED_BYTE;
break;
- default:
+ default:
llerrs << "Bad number of components for texture: " << (U32)getComponents() << llendl;
}
@@ -1212,6 +1325,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S
BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_hasmips, S32 usename)
{
llassert(data_in);
+ stop_glerror();
if (discard_level < 0)
{
@@ -1240,8 +1354,11 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_
stop_glerror();
{
llverify(gGL.getTexUnit(0)->bind(this));
+ stop_glerror();
glTexParameteri(LLTexUnit::getInternalType(mBindTarget), GL_TEXTURE_BASE_LEVEL, 0);
+ stop_glerror();
glTexParameteri(LLTexUnit::getInternalType(mBindTarget), GL_TEXTURE_MAX_LEVEL, mMaxDiscardLevel-discard_level);
+ stop_glerror();
}
}
if (!mTexName)
@@ -1414,6 +1531,8 @@ BOOL LLImageGL::readBackRaw(S32 discard_level, LLImageRaw* imageraw, bool compre
void LLImageGL::deleteDeadTextures()
{
+ bool reset = false;
+
while (!sDeadTextureList.empty())
{
GLuint tex = sDeadTextureList.front();
@@ -1422,16 +1541,26 @@ void LLImageGL::deleteDeadTextures()
{
LLTexUnit* tex_unit = gGL.getTexUnit(i);
- if (tex_unit->getCurrTexture() == tex)
+ if (tex_unit && tex_unit->getCurrTexture() == tex)
{
tex_unit->unbind(tex_unit->getCurrType());
stop_glerror();
+
+ if (i > 0)
+ {
+ reset = true;
+ }
}
}
glDeleteTextures(1, &tex);
stop_glerror();
}
+
+ if (reset)
+ {
+ gGL.getTexUnit(0)->activate();
+ }
}
void LLImageGL::destroyGLTexture()
@@ -1742,7 +1871,7 @@ void LLImageGL::analyzeAlpha(const void* data_in, U32 w, U32 h)
// this to be an intentional effect and don't treat as a mask.
U32 midrangetotal = 0;
- for (U32 i = 4; i < 11; i++)
+ for (U32 i = 2; i < 13; i++)
{
midrangetotal += sample[i];
}
@@ -1757,7 +1886,7 @@ void LLImageGL::analyzeAlpha(const void* data_in, U32 w, U32 h)
upperhalftotal += sample[i];
}
- if (midrangetotal > length/16 || // lots of midrange, or
+ if (midrangetotal > length/48 || // lots of midrange, or
(lowerhalftotal == length && alphatotal != 0) || // all close to transparent but not all totally transparent, or
(upperhalftotal == length && alphatotal != 255*length)) // all close to opaque but not all totally opaque
{
@@ -1875,6 +2004,7 @@ BOOL LLImageGL::getMask(const LLVector2 &tc)
void LLImageGL::setCategory(S32 category)
{
+#if 0 //turn this off temporarily because it is not in use now.
if(!gAuditTexture)
{
return ;
@@ -1895,6 +2025,7 @@ void LLImageGL::setCategory(S32 category)
mCategory = -1 ;
}
}
+#endif
}
//for debug use
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-19 08:46:04 +0000