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/**
* @file lldrawpool.h
* @brief LLDrawPool class definition
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLDRAWPOOL_H
#define LL_LLDRAWPOOL_H
#include "v4coloru.h"
#include "v2math.h"
#include "v3math.h"
#include "llvertexbuffer.h"
class LLFace;
class LLViewerTexture;
class LLViewerFetchedTexture;
class LLSpatialGroup;
class LLDrawInfo;
class LLDrawPool
{
public:
static S32 sNumDrawPools;
enum
{
// Correspond to LLPipeline render type
POOL_SIMPLE = 1,
POOL_TERRAIN,
POOL_TREE,
POOL_SKY,
POOL_WL_SKY,
POOL_GROUND,
POOL_GRASS,
POOL_FULLBRIGHT,
POOL_BUMP,
POOL_INVISIBLE, // see below *
POOL_AVATAR,
POOL_WATER,
POOL_GLOW,
POOL_ALPHA,
NUM_POOL_TYPES,
// * invisiprims work by rendering to the depth buffer but not the color buffer, occluding anything rendered after them
// - and the LLDrawPool types enum controls what order things are rendered in
// - so, it has absolute control over what invisprims block
// ...invisiprims being rendered in pool_invisible
// ...shiny/bump mapped objects in rendered in POOL_BUMP
};
LLDrawPool(const U32 type);
virtual ~LLDrawPool();
virtual BOOL isDead() = 0;
S32 getId() const { return mId; }
U32 getType() const { return mType; }
virtual LLViewerTexture *getDebugTexture();
virtual void beginRenderPass( S32 pass );
virtual void endRenderPass( S32 pass );
virtual S32 getNumPasses();
virtual void beginDeferredPass(S32 pass);
virtual void endDeferredPass(S32 pass);
virtual S32 getNumDeferredPasses();
virtual void renderDeferred(S32 pass = 0);
virtual void beginPostDeferredPass(S32 pass);
virtual void endPostDeferredPass(S32 pass);
virtual S32 getNumPostDeferredPasses();
virtual void renderPostDeferred(S32 pass = 0);
virtual void beginShadowPass(S32 pass);
virtual void endShadowPass(S32 pass);
virtual S32 getNumShadowPasses();
virtual void renderShadow(S32 pass = 0);
virtual void render(S32 pass = 0) = 0;
virtual void prerender() = 0;
virtual U32 getVertexDataMask() = 0;
virtual BOOL verify() const { return TRUE; } // Verify that all data in the draw pool is correct!
virtual S32 getVertexShaderLevel() const { return mVertexShaderLevel; }
static LLDrawPool* createPool(const U32 type, LLViewerTexture *tex0 = NULL);
virtual LLDrawPool *instancePool() = 0; // Create an empty new instance of the pool.
virtual LLViewerTexture* getTexture() = 0;
virtual BOOL isFacePool() { return FALSE; }
virtual void resetDrawOrders() = 0;
protected:
S32 mVertexShaderLevel;
S32 mId;
U32 mType; // Type of draw pool
};
class LLRenderPass : public LLDrawPool
{
public:
enum
{
PASS_SIMPLE = NUM_POOL_TYPES,
PASS_GRASS,
PASS_FULLBRIGHT,
PASS_INVISIBLE,
PASS_INVISI_SHINY,
PASS_FULLBRIGHT_SHINY,
PASS_SHINY,
PASS_BUMP,
PASS_POST_BUMP,
PASS_GLOW,
PASS_ALPHA,
PASS_ALPHA_MASK,
PASS_FULLBRIGHT_ALPHA_MASK,
PASS_ALPHA_SHADOW,
NUM_RENDER_TYPES,
};
LLRenderPass(const U32 type);
virtual ~LLRenderPass();
/*virtual*/ LLDrawPool* instancePool();
/*virtual*/ LLViewerTexture* getDebugTexture() { return NULL; }
LLViewerTexture* getTexture() { return NULL; }
BOOL isDead() { return FALSE; }
void resetDrawOrders() { }
static void applyModelMatrix(LLDrawInfo& params);
virtual void pushBatches(U32 type, U32 mask, BOOL texture = TRUE);
virtual void pushBatch(LLDrawInfo& params, U32 mask, BOOL texture);
virtual void renderGroup(LLSpatialGroup* group, U32 type, U32 mask, BOOL texture = TRUE);
virtual void renderGroups(U32 type, U32 mask, BOOL texture = TRUE);
virtual void renderTexture(U32 type, U32 mask);
};
class LLFacePool : public LLDrawPool
{
public:
typedef std::vector<LLFace*> face_array_t;
enum
{
SHADER_LEVEL_SCATTERING = 2
};
public:
LLFacePool(const U32 type);
virtual ~LLFacePool();
virtual void renderForSelect() = 0;
BOOL isDead() { return mReferences.empty(); }
virtual LLViewerTexture *getTexture();
virtual void dirtyTextures(const std::set<LLViewerFetchedTexture*>& textures);
virtual void enqueue(LLFace *face);
virtual BOOL addFace(LLFace *face);
virtual BOOL removeFace(LLFace *face);
virtual BOOL verify() const; // Verify that all data in the draw pool is correct!
virtual void resetDrawOrders();
void resetAll();
void destroy();
void buildEdges();
static S32 drawLoop(face_array_t& face_list);
static S32 drawLoopSetTex(face_array_t& face_list, S32 stage);
void drawLoop();
void addFaceReference(LLFace *facep);
void removeFaceReference(LLFace *facep);
void printDebugInfo() const;
BOOL isFacePool() { return TRUE; }
friend class LLFace;
friend class LLPipeline;
public:
face_array_t mDrawFace;
face_array_t mMoveFace;
face_array_t mReferences;
public:
class LLOverrideFaceColor
{
public:
LLOverrideFaceColor(LLDrawPool* pool)
: mOverride(sOverrideFaceColor), mPool(pool)
{
sOverrideFaceColor = TRUE;
}
LLOverrideFaceColor(LLDrawPool* pool, const LLColor4& color)
: mOverride(sOverrideFaceColor), mPool(pool)
{
sOverrideFaceColor = TRUE;
setColor(color);
}
LLOverrideFaceColor(LLDrawPool* pool, const LLColor4U& color)
: mOverride(sOverrideFaceColor), mPool(pool)
{
sOverrideFaceColor = TRUE;
setColor(color);
}
LLOverrideFaceColor(LLDrawPool* pool, F32 r, F32 g, F32 b, F32 a)
: mOverride(sOverrideFaceColor), mPool(pool)
{
sOverrideFaceColor = TRUE;
setColor(r, g, b, a);
}
~LLOverrideFaceColor()
{
sOverrideFaceColor = mOverride;
}
void setColor(const LLColor4& color);
void setColor(const LLColor4U& color);
void setColor(F32 r, F32 g, F32 b, F32 a);
BOOL mOverride;
LLDrawPool* mPool;
static BOOL sOverrideFaceColor;
};
};
#endif //LL_LLDRAWPOOL_H
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