diff options
Diffstat (limited to 'indra/newview/llvotree.cpp')
-rwxr-xr-x | indra/newview/llvotree.cpp | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/indra/newview/llvotree.cpp b/indra/newview/llvotree.cpp index 145a0380d6..a1b36e3c8d 100755 --- a/indra/newview/llvotree.cpp +++ b/indra/newview/llvotree.cpp @@ -1085,132 +1085,6 @@ void LLVOTree::calcNumVerts(U32& vert_count, U32& index_count, S32 trunk_LOD, S3 } } -U32 LLVOTree::drawBranchPipeline(LLMatrix4& matrix, U16* indicesp, S32 trunk_LOD, S32 stop_level, U16 depth, U16 trunk_depth, F32 scale, F32 twist, F32 droop, F32 branches, F32 alpha) -{ - U32 ret = 0; - // - // Draws a tree by recursing, drawing branches and then a 'leaf' texture. - // If stop_level = -1, simply draws the whole tree as a billboarded texture - // - - static F32 constant_twist; - static F32 width = 0; - - //F32 length = ((scale == 1.f)? mTrunkLength:mBranchLength); - //F32 aspect = ((scale == 1.f)? mTrunkAspect:mBranchAspect); - F32 length = ((trunk_depth || (scale == 1.f))? mTrunkLength:mBranchLength); - F32 aspect = ((trunk_depth || (scale == 1.f))? mTrunkAspect:mBranchAspect); - - constant_twist = 360.f/branches; - - if (!LLPipeline::sReflectionRender && stop_level >= 0) - { - // - // Draw the tree using recursion - // - if (depth > stop_level) - { - { - llassert(sLODIndexCount[trunk_LOD] > 0); - width = scale * length * aspect; - LLMatrix4 scale_mat; - scale_mat.mMatrix[0][0] = width; - scale_mat.mMatrix[1][1] = width; - scale_mat.mMatrix[2][2] = scale*length; - scale_mat *= matrix; - - gGL.loadMatrix((F32*) scale_mat.mMatrix); - gGL.syncMatrices(); - glDrawElements(GL_TRIANGLES, sLODIndexCount[trunk_LOD], GL_UNSIGNED_SHORT, indicesp + sLODIndexOffset[trunk_LOD]); - gPipeline.addTrianglesDrawn(LEAF_INDICES); - stop_glerror(); - ret += sLODIndexCount[trunk_LOD]; - } - - // Recurse to create more branches - for (S32 i=0; i < (S32)branches; i++) - { - LLMatrix4 trans_mat; - trans_mat.setTranslation(0,0,scale*length); - trans_mat *= matrix; - - LLQuaternion rot = - LLQuaternion(20.f*DEG_TO_RAD, LLVector4(0.f, 0.f, 1.f)) * - LLQuaternion(droop*DEG_TO_RAD, LLVector4(0.f, 1.f, 0.f)) * - LLQuaternion(((constant_twist + ((i%2==0)?twist:-twist))*i)*DEG_TO_RAD, LLVector4(0.f, 0.f, 1.f)); - - LLMatrix4 rot_mat(rot); - rot_mat *= trans_mat; - - ret += drawBranchPipeline(rot_mat, indicesp, trunk_LOD, stop_level, depth - 1, 0, scale*mScaleStep, twist, droop, branches, alpha); - } - // Recurse to continue trunk - if (trunk_depth) - { - LLMatrix4 trans_mat; - trans_mat.setTranslation(0,0,scale*length); - trans_mat *= matrix; - - LLMatrix4 rot_mat(70.5f*DEG_TO_RAD, LLVector4(0,0,1)); - rot_mat *= trans_mat; // rotate a bit around Z when ascending - ret += drawBranchPipeline(rot_mat, indicesp, trunk_LOD, stop_level, depth, trunk_depth-1, scale*mScaleStep, twist, droop, branches, alpha); - } - } - else - { - // - // Draw leaves as two 90 deg crossed quads with leaf textures - // - { - LLMatrix4 scale_mat; - scale_mat.mMatrix[0][0] = - scale_mat.mMatrix[1][1] = - scale_mat.mMatrix[2][2] = scale*mLeafScale; - - scale_mat *= matrix; - - - gGL.loadMatrix((F32*) scale_mat.mMatrix); - gGL.syncMatrices(); - glDrawElements(GL_TRIANGLES, LEAF_INDICES, GL_UNSIGNED_SHORT, indicesp); - gPipeline.addTrianglesDrawn(LEAF_INDICES); - stop_glerror(); - ret += LEAF_INDICES; - } - } - } - else - { - // - // Draw the tree as a single billboard texture - // - - LLMatrix4 scale_mat; - scale_mat.mMatrix[0][0] = - scale_mat.mMatrix[1][1] = - scale_mat.mMatrix[2][2] = mBillboardScale*mBillboardRatio; - - scale_mat *= matrix; - - gGL.matrixMode(LLRender::MM_TEXTURE); - gGL.translatef(0.0, -0.5, 0.0); - gGL.matrixMode(LLRender::MM_MODELVIEW); - - gGL.loadMatrix((F32*) scale_mat.mMatrix); - gGL.syncMatrices(); - glDrawElements(GL_TRIANGLES, LEAF_INDICES, GL_UNSIGNED_SHORT, indicesp); - gPipeline.addTrianglesDrawn(LEAF_INDICES); - stop_glerror(); - ret += LEAF_INDICES; - - gGL.matrixMode(LLRender::MM_TEXTURE); - gGL.loadIdentity(); - gGL.matrixMode(LLRender::MM_MODELVIEW); - } - - return ret; -} - void LLVOTree::updateRadius() { if (mDrawable.isNull()) |