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-rw-r--r--indra/llrender/llglstates.h32
-rw-r--r--indra/llrender/llrender.cpp188
-rw-r--r--indra/llrender/llrender.h39
-rw-r--r--indra/llrender/llvertexbuffer.cpp2
4 files changed, 220 insertions, 41 deletions
diff --git a/indra/llrender/llglstates.h b/indra/llrender/llglstates.h
index d5a29dcd0c..e26aead676 100644
--- a/indra/llrender/llglstates.h
+++ b/indra/llrender/llglstates.h
@@ -238,9 +238,11 @@ public:
class LLGLSSpecular
{
public:
+ F32 mShininess;
LLGLSSpecular(const LLColor4& color, F32 shininess)
{
- if (shininess > 0.0f)
+ mShininess = shininess;
+ if (mShininess > 0.0f)
{
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, color.mV);
S32 shiny = (S32)(shininess*128.f);
@@ -250,32 +252,14 @@ public:
}
~LLGLSSpecular()
{
- glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, LLColor4(0.f,0.f,0.f,0.f).mV);
- glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 0);
+ if (mShininess > 0.f)
+ {
+ glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, LLColor4(0.f,0.f,0.f,0.f).mV);
+ glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 0);
+ }
}
};
//----------------------------------------------------------------------------
-
-class LLGLSBlendFunc : public LLGLSPipeline {
-protected:
- GLint mSavedSrc, mSavedDst;
- LLGLEnable mBlend;
-
-public:
- LLGLSBlendFunc(GLenum srcFunc, GLenum dstFunc) :
- mBlend(GL_BLEND)
- {
- glGetIntegerv(GL_BLEND_SRC, &mSavedSrc);
- glGetIntegerv(GL_BLEND_DST, &mSavedDst);
- glBlendFunc(srcFunc, dstFunc);
- }
-
- ~LLGLSBlendFunc(void) {
- glBlendFunc(mSavedSrc, mSavedDst);
- }
-};
-
-
#endif
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index fb2d0bc7a7..49e10c4790 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -47,6 +47,7 @@ U32 LLRender::sUICalls = 0;
U32 LLRender::sUIVerts = 0;
static const U32 LL_NUM_TEXTURE_LAYERS = 16;
+static const U32 LL_NUM_LIGHT_UNITS = 8;
static GLenum sGLTextureType[] =
{
@@ -747,6 +748,130 @@ void LLTexUnit::debugTextureUnit(void)
}
}
+LLLightState::LLLightState(S32 index)
+: mIndex(index),
+ mEnabled(false),
+ mConstantAtten(1.f),
+ mLinearAtten(0.f),
+ mQuadraticAtten(0.f),
+ mSpotExponent(0.f),
+ mSpotCutoff(180.f)
+{
+ if (mIndex == 0)
+ {
+ mDiffuse.set(1,1,1,1);
+ mSpecular.set(1,1,1,1);
+ }
+
+ mAmbient.set(0,0,0,1);
+ mPosition.set(0,0,1,0);
+ mSpotDirection.set(0,0,-1);
+
+}
+
+void LLLightState::enable()
+{
+ if (!mEnabled)
+ {
+ glEnable(GL_LIGHT0+mIndex);
+ mEnabled = true;
+ }
+}
+
+void LLLightState::disable()
+{
+ if (mEnabled)
+ {
+ glDisable(GL_LIGHT0+mIndex);
+ mEnabled = false;
+ }
+}
+
+void LLLightState::setDiffuse(const LLColor4& diffuse)
+{
+ if (mDiffuse != diffuse)
+ {
+ mDiffuse = diffuse;
+ glLightfv(GL_LIGHT0+mIndex, GL_DIFFUSE, mDiffuse.mV);
+ }
+}
+
+void LLLightState::setAmbient(const LLColor4& ambient)
+{
+ if (mAmbient != ambient)
+ {
+ mAmbient = ambient;
+ glLightfv(GL_LIGHT0+mIndex, GL_AMBIENT, mAmbient.mV);
+ }
+}
+
+void LLLightState::setSpecular(const LLColor4& specular)
+{
+ if (mSpecular != specular)
+ {
+ mSpecular = specular;
+ glLightfv(GL_LIGHT0+mIndex, GL_SPECULAR, mSpecular.mV);
+ }
+}
+
+void LLLightState::setPosition(const LLVector4& position)
+{
+ //always set position because modelview matrix may have changed
+ mPosition = position;
+ glLightfv(GL_LIGHT0+mIndex, GL_POSITION, mPosition.mV);
+}
+
+void LLLightState::setConstantAttenuation(const F32& atten)
+{
+ if (mConstantAtten != atten)
+ {
+ mConstantAtten = atten;
+ glLightf(GL_LIGHT0+mIndex, GL_CONSTANT_ATTENUATION, atten);
+ }
+}
+
+void LLLightState::setLinearAttenuation(const F32& atten)
+{
+ if (mLinearAtten != atten)
+ {
+ mLinearAtten = atten;
+ glLightf(GL_LIGHT0+mIndex, GL_LINEAR_ATTENUATION, atten);
+ }
+}
+
+void LLLightState::setQuadraticAttenuation(const F32& atten)
+{
+ if (mQuadraticAtten != atten)
+ {
+ mQuadraticAtten = atten;
+ glLightf(GL_LIGHT0+mIndex, GL_QUADRATIC_ATTENUATION, atten);
+ }
+}
+
+void LLLightState::setSpotExponent(const F32& exponent)
+{
+ if (mSpotExponent != exponent)
+ {
+ mSpotExponent = exponent;
+ glLightf(GL_LIGHT0+mIndex, GL_SPOT_EXPONENT, exponent);
+ }
+}
+
+void LLLightState::setSpotCutoff(const F32& cutoff)
+{
+ if (mSpotCutoff != cutoff)
+ {
+ mSpotCutoff = cutoff;
+ glLightf(GL_LIGHT0+mIndex, GL_SPOT_CUTOFF, cutoff);
+ }
+}
+
+void LLLightState::setSpotDirection(const LLVector3& direction)
+{
+ //always set direction because modelview matrix may have changed
+ mSpotDirection = direction;
+ glLightfv(GL_LIGHT0+mIndex, GL_SPOT_DIRECTION, direction.mV);
+}
LLRender::LLRender()
: mDirty(false),
@@ -768,6 +893,11 @@ LLRender::LLRender()
}
mDummyTexUnit = new LLTexUnit(-1);
+ for (U32 i = 0; i < LL_NUM_LIGHT_UNITS; ++i)
+ {
+ mLightState.push_back(new LLLightState(i));
+ }
+
for (U32 i = 0; i < 4; i++)
{
mCurrColorMask[i] = true;
@@ -795,6 +925,12 @@ void LLRender::shutdown()
mTexUnits.clear();
delete mDummyTexUnit;
mDummyTexUnit = NULL;
+
+ for (U32 i = 0; i < mLightState.size(); ++i)
+ {
+ delete mLightState[i];
+ }
+ mLightState.clear();
}
void LLRender::refreshState(void)
@@ -932,15 +1068,21 @@ void LLRender::setColorMask(bool writeColorR, bool writeColorG, bool writeColorB
{
flush();
- mCurrColorMask[0] = writeColorR;
- mCurrColorMask[1] = writeColorG;
- mCurrColorMask[2] = writeColorB;
- mCurrColorMask[3] = writeAlpha;
+ if (mCurrColorMask[0] != writeColorR ||
+ mCurrColorMask[1] != writeColorG ||
+ mCurrColorMask[2] != writeColorB ||
+ mCurrColorMask[3] != writeAlpha)
+ {
+ mCurrColorMask[0] = writeColorR;
+ mCurrColorMask[1] = writeColorG;
+ mCurrColorMask[2] = writeColorB;
+ mCurrColorMask[3] = writeAlpha;
- glColorMask(writeColorR ? GL_TRUE : GL_FALSE,
- writeColorG ? GL_TRUE : GL_FALSE,
- writeColorB ? GL_TRUE : GL_FALSE,
- writeAlpha ? GL_TRUE : GL_FALSE);
+ glColorMask(writeColorR ? GL_TRUE : GL_FALSE,
+ writeColorG ? GL_TRUE : GL_FALSE,
+ writeColorB ? GL_TRUE : GL_FALSE,
+ writeAlpha ? GL_TRUE : GL_FALSE);
+ }
}
void LLRender::setSceneBlendType(eBlendType type)
@@ -978,15 +1120,19 @@ void LLRender::setAlphaRejectSettings(eCompareFunc func, F32 value)
{
flush();
- mCurrAlphaFunc = func;
- mCurrAlphaFuncVal = value;
- if (func == CF_DEFAULT)
- {
- glAlphaFunc(GL_GREATER, 0.01f);
- }
- else
+ if (mCurrAlphaFunc != func ||
+ mCurrAlphaFuncVal != value)
{
- glAlphaFunc(sGLCompareFunc[func], value);
+ mCurrAlphaFunc = func;
+ mCurrAlphaFuncVal = value;
+ if (func == CF_DEFAULT)
+ {
+ glAlphaFunc(GL_GREATER, 0.01f);
+ }
+ else
+ {
+ glAlphaFunc(sGLCompareFunc[func], value);
+ }
}
}
@@ -1045,6 +1191,16 @@ LLTexUnit* LLRender::getTexUnit(U32 index)
}
}
+LLLightState* LLRender::getLight(U32 index)
+{
+ if (index < mLightState.size())
+ {
+ return mLightState[index];
+ }
+
+ return NULL;
+}
+
bool LLRender::verifyTexUnitActive(U32 unitToVerify)
{
if (mCurrTextureUnitIndex == unitToVerify)
diff --git a/indra/llrender/llrender.h b/indra/llrender/llrender.h
index 2767aa64a8..7ba14f7b40 100644
--- a/indra/llrender/llrender.h
+++ b/indra/llrender/llrender.h
@@ -37,6 +37,7 @@
#include "v2math.h"
#include "v3math.h"
#include "v4coloru.h"
+#include "v4math.h"
#include "llstrider.h"
#include "llpointer.h"
#include "llglheaders.h"
@@ -212,6 +213,41 @@ protected:
void setTextureCombiner(eTextureBlendOp op, eTextureBlendSrc src1, eTextureBlendSrc src2, bool isAlpha = false);
};
+class LLLightState
+{
+public:
+ LLLightState(S32 index);
+
+ void enable();
+ void disable();
+ void setDiffuse(const LLColor4& diffuse);
+ void setAmbient(const LLColor4& ambient);
+ void setSpecular(const LLColor4& specular);
+ void setPosition(const LLVector4& position);
+ void setConstantAttenuation(const F32& atten);
+ void setLinearAttenuation(const F32& atten);
+ void setQuadraticAttenuation(const F32& atten);
+ void setSpotExponent(const F32& exponent);
+ void setSpotCutoff(const F32& cutoff);
+ void setSpotDirection(const LLVector3& direction);
+
+protected:
+ S32 mIndex;
+ bool mEnabled;
+ LLColor4 mDiffuse;
+ LLColor4 mAmbient;
+ LLColor4 mSpecular;
+ LLVector4 mPosition;
+ LLVector3 mSpotDirection;
+
+ F32 mConstantAtten;
+ F32 mLinearAtten;
+ F32 mQuadraticAtten;
+
+ F32 mSpotExponent;
+ F32 mSpotCutoff;
+};
+
class LLRender
{
friend class LLTexUnit;
@@ -327,6 +363,8 @@ public:
void blendFunc(eBlendFactor color_sfactor, eBlendFactor color_dfactor,
eBlendFactor alpha_sfactor, eBlendFactor alpha_dfactor);
+ LLLightState* getLight(U32 index);
+
LLTexUnit* getTexUnit(U32 index);
U32 getCurrentTexUnitIndex(void) const { return mCurrTextureUnitIndex; }
@@ -363,6 +401,7 @@ private:
LLStrider<LLColor4U> mColorsp;
std::vector<LLTexUnit*> mTexUnits;
LLTexUnit* mDummyTexUnit;
+ std::vector<LLLightState*> mLightState;
eBlendFactor mCurrBlendColorSFactor;
eBlendFactor mCurrBlendColorDFactor;
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index 07ec31dbd5..51870515f2 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -143,7 +143,7 @@ void LLVertexBuffer::setupClientArrays(U32 data_mask)
}
else
{ //was disabled
- if (data_mask & mask[i])
+ if (data_mask & mask[i] && i > 0)
{ //needs to be enabled
glEnableClientState(array[i]);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 02:10:21 +0000