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blender/source/gameengine/Ketsji/KX_BlenderMaterial.cpp
Campbell Barton 0918461d61 Move from MTFace to MTexPoly w/ texture checks 
Part of moving away from MFace.
2015-07-14 22:36:00 +10:00

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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file gameengine/Ketsji/KX_BlenderMaterial.cpp
* \ingroup ketsji
*/
#include "glew-mx.h"
#include "KX_BlenderMaterial.h"
#include "BL_Material.h"
#include "KX_Scene.h"
#include "KX_Light.h"
#include "KX_GameObject.h"
#include "KX_MeshProxy.h"
#include "KX_PyMath.h"
#include "MT_Vector3.h"
#include "MT_Vector4.h"
#include "MT_Matrix4x4.h"
#include "RAS_BucketManager.h"
#include "RAS_MeshObject.h"
#include "RAS_IRasterizer.h"
#include "RAS_OpenGLRasterizer/RAS_GLExtensionManager.h"
#include "GPU_draw.h"
#include "STR_HashedString.h"
// ------------------------------------
#include "DNA_object_types.h"
#include "DNA_material_types.h"
#include "DNA_image_types.h"
#include "DNA_meshdata_types.h"
#include "BKE_mesh.h"
// ------------------------------------
#include "BLI_utildefines.h"
#include "BLI_math.h"
#define spit(x) std::cout << x << std::endl;
BL_Shader *KX_BlenderMaterial::mLastShader = NULL;
BL_BlenderShader *KX_BlenderMaterial::mLastBlenderShader = NULL;
//static PyObject *gTextureDict = 0;
KX_BlenderMaterial::KX_BlenderMaterial()
: PyObjectPlus(),
RAS_IPolyMaterial(),
mMaterial(NULL),
mShader(0),
mBlenderShader(0),
mScene(NULL),
mUserDefBlend(0),
mModified(0),
mConstructed(false),
mPass(0)
{
}
void KX_BlenderMaterial::Initialize(
KX_Scene *scene,
BL_Material *data,
GameSettings *game,
int lightlayer)
{
RAS_IPolyMaterial::Initialize(
data->texname[0],
data->matname,
data->materialindex,
data->tile,
data->tilexrep[0],
data->tileyrep[0],
data->alphablend,
((data->ras_mode &ALPHA)!=0),
((data->ras_mode &ZSORT)!=0),
((data->ras_mode &USE_LIGHT)!=0),
((data->ras_mode &TEX)),
game
);
Material *ma = data->material;
// Save material data to restore on exit
mSavedData.r = ma->r;
mSavedData.g = ma->g;
mSavedData.b = ma->b;
mSavedData.a = ma->alpha;
mSavedData.specr = ma->specr;
mSavedData.specg = ma->specg;
mSavedData.specb = ma->specb;
mSavedData.spec = ma->spec;
mSavedData.ref = ma->ref;
mSavedData.hardness = ma->har;
mSavedData.emit = ma->emit;
mMaterial = data;
mShader = 0;
mBlenderShader = 0;
mScene = scene;
mUserDefBlend = 0;
mModified = 0;
mConstructed = false;
mPass = 0;
mLightLayer = lightlayer;
// --------------------------------
// RAS_IPolyMaterial variables...
m_flag |= RAS_BLENDERMAT;
m_flag |= (mMaterial->IdMode>=ONETEX)? RAS_MULTITEX: 0;
m_flag |= ((mMaterial->ras_mode & USE_LIGHT)!=0)? RAS_MULTILIGHT: 0;
m_flag |= (mMaterial->glslmat)? RAS_BLENDERGLSL: 0;
m_flag |= ((mMaterial->ras_mode & CAST_SHADOW)!=0)? RAS_CASTSHADOW: 0;
m_flag |= ((mMaterial->ras_mode & ONLY_SHADOW)!=0)? RAS_ONLYSHADOW: 0;
// test the sum of the various modes for equality
// so we can ether accept or reject this material
// as being equal, this is rather important to
// prevent material bleeding
for (int i=0; i<BL_Texture::GetMaxUnits(); i++) {
m_multimode += (mMaterial->flag[i] + mMaterial->blend_mode[i]);
}
m_multimode += mMaterial->IdMode+ (mMaterial->ras_mode & ~(USE_LIGHT));
}
KX_BlenderMaterial::~KX_BlenderMaterial()
{
Material *ma = mMaterial->material;
// Restore Blender material data
ma->r = mSavedData.r;
ma->g = mSavedData.g;
ma->b = mSavedData.b;
ma->alpha = mSavedData.a;
ma->specr = mSavedData.specr;
ma->specg = mSavedData.specg;
ma->specb = mSavedData.specb;
ma->spec = mSavedData.spec;
ma->ref = mSavedData.ref;
ma->har = mSavedData.hardness;
ma->emit = mSavedData.emit;
// cleanup work
if (mConstructed)
// clean only if material was actually used
OnExit();
}
MTexPoly *KX_BlenderMaterial::GetMTexPoly() const
{
// fonts on polys
return &mMaterial->mtexpoly;
}
unsigned int* KX_BlenderMaterial::GetMCol() const
{
// fonts on polys
return mMaterial->rgb;
}
void KX_BlenderMaterial::GetMaterialRGBAColor(unsigned char *rgba) const
{
if (mMaterial) {
*rgba++ = (unsigned char)(mMaterial->matcolor[0] * 255.0f);
*rgba++ = (unsigned char)(mMaterial->matcolor[1] * 255.0f);
*rgba++ = (unsigned char)(mMaterial->matcolor[2] * 255.0f);
*rgba++ = (unsigned char)(mMaterial->matcolor[3] * 255.0f);
} else
RAS_IPolyMaterial::GetMaterialRGBAColor(rgba);
}
Material *KX_BlenderMaterial::GetBlenderMaterial() const
{
return mMaterial->material;
}
Image *KX_BlenderMaterial::GetBlenderImage() const
{
return mMaterial->mtexpoly.tpage;
}
Scene* KX_BlenderMaterial::GetBlenderScene() const
{
return mScene->GetBlenderScene();
}
void KX_BlenderMaterial::ReleaseMaterial()
{
if (mBlenderShader)
mBlenderShader->ReloadMaterial();
}
void KX_BlenderMaterial::InitTextures()
{
// for each unique material...
int i;
for (i=0; i<BL_Texture::GetMaxUnits(); i++) {
if ( mMaterial->mapping[i].mapping & USEENV ) {
if (!GLEW_ARB_texture_cube_map) {
spit("CubeMap textures not supported");
continue;
}
if (!mTextures[i].InitCubeMap(i, mMaterial->cubemap[i] ) )
spit("unable to initialize image("<<i<<") in "<<
mMaterial->matname<< ", image will not be available");
}
/* If we're using glsl materials, the textures are handled by bf_gpu, so don't load them twice!
* However, if we're using a custom shader, then we still need to load the textures ourselves. */
else if (!mMaterial->glslmat || mShader) {
if ( mMaterial->img[i] ) {
if ( ! mTextures[i].InitFromImage(i, mMaterial->img[i], (mMaterial->flag[i] &MIPMAP)!=0 ))
spit("unable to initialize image("<<i<<") in "<<
mMaterial->matname<< ", image will not be available");
}
}
}
}
void KX_BlenderMaterial::OnConstruction()
{
if (mConstructed)
// when material are reused between objects
return;
if (mMaterial->glslmat)
SetBlenderGLSLShader();
InitTextures();
mBlendFunc[0] =0;
mBlendFunc[1] =0;
mConstructed = true;
}
void KX_BlenderMaterial::EndFrame()
{
if (mLastBlenderShader) {
mLastBlenderShader->SetProg(false);
mLastBlenderShader = NULL;
}
if (mLastShader) {
mLastShader->SetProg(false);
mLastShader = NULL;
}
}
void KX_BlenderMaterial::OnExit()
{
if ( mShader ) {
//note, the shader here is allocated, per unique material
//and this function is called per face
if (mShader == mLastShader) {
mShader->SetProg(false);
mLastShader = NULL;
}
delete mShader;
mShader = 0;
}
if ( mBlenderShader ) {
if (mBlenderShader == mLastBlenderShader) {
mBlenderShader->SetProg(false);
mLastBlenderShader = NULL;
}
delete mBlenderShader;
mBlenderShader = 0;
}
BL_Texture::ActivateFirst();
for (int i=0; i<BL_Texture::GetMaxUnits(); i++) {
if (!mTextures[i].Ok()) continue;
BL_Texture::ActivateUnit(i);
mTextures[i].DeleteTex();
mTextures[i].DisableUnit();
}
/* used to call with 'mMaterial->tface' but this can be a freed array,
* see: [#30493], so just call with NULL, this is best since it clears
* the 'lastface' pointer in GPU too - campbell */
GPU_set_tpage(NULL, 1, mMaterial->alphablend);
}
void KX_BlenderMaterial::setShaderData( bool enable, RAS_IRasterizer *ras)
{
MT_assert(GLEW_ARB_shader_objects && mShader);
int i;
if ( !enable || !mShader->Ok() ) {
// frame cleanup.
if (mShader == mLastShader) {
mShader->SetProg(false);
mLastShader = NULL;
}
ras->SetAlphaBlend(TF_SOLID);
BL_Texture::DisableAllTextures();
return;
}
BL_Texture::DisableAllTextures();
mShader->SetProg(true);
mLastShader = mShader;
BL_Texture::ActivateFirst();
mShader->ApplyShader();
// for each enabled unit
for (i=0; i<BL_Texture::GetMaxUnits(); i++) {
if (!mTextures[i].Ok()) continue;
mTextures[i].ActivateTexture();
mTextures[0].SetMapping(mMaterial->mapping[i].mapping);
}
if (!mUserDefBlend) {
ras->SetAlphaBlend(mMaterial->alphablend);
}
else {
ras->SetAlphaBlend(TF_SOLID);
ras->SetAlphaBlend(-1); // indicates custom mode
// tested to be valid enums
glEnable(GL_BLEND);
glBlendFunc(mBlendFunc[0], mBlendFunc[1]);
}
}
void KX_BlenderMaterial::setBlenderShaderData( bool enable, RAS_IRasterizer *ras)
{
if ( !enable || !mBlenderShader->Ok() ) {
ras->SetAlphaBlend(TF_SOLID);
// frame cleanup.
if (mLastBlenderShader) {
mLastBlenderShader->SetProg(false);
mLastBlenderShader= NULL;
}
else
BL_Texture::DisableAllTextures();
return;
}
if (!mBlenderShader->Equals(mLastBlenderShader)) {
ras->SetAlphaBlend(mMaterial->alphablend);
if (mLastBlenderShader)
mLastBlenderShader->SetProg(false);
else
BL_Texture::DisableAllTextures();
mBlenderShader->SetProg(true, ras->GetTime(), ras);
mLastBlenderShader= mBlenderShader;
}
}
void KX_BlenderMaterial::setTexData( bool enable, RAS_IRasterizer *ras)
{
BL_Texture::DisableAllTextures();
if ( !enable ) {
ras->SetAlphaBlend(TF_SOLID);
return;
}
BL_Texture::ActivateFirst();
if ( mMaterial->IdMode == DEFAULT_BLENDER ) {
ras->SetAlphaBlend(mMaterial->alphablend);
return;
}
if ( mMaterial->IdMode == TEXFACE ) {
// no material connected to the object
if ( mTextures[0].Ok() ) {
mTextures[0].ActivateTexture();
mTextures[0].setTexEnv(0, true);
mTextures[0].SetMapping(mMaterial->mapping[0].mapping);
ras->SetAlphaBlend(mMaterial->alphablend);
}
return;
}
int mode = 0,i=0;
for (i=0; i<BL_Texture::GetMaxUnits(); i++) {
if ( !mTextures[i].Ok() ) continue;
mTextures[i].ActivateTexture();
mTextures[i].setTexEnv(mMaterial);
mode = mMaterial->mapping[i].mapping;
if (mode &USEOBJ)
setObjectMatrixData(i, ras);
else
mTextures[i].SetMapping(mode);
if (!(mode &USEOBJ))
setTexMatrixData( i );
}
if (!mUserDefBlend) {
ras->SetAlphaBlend(mMaterial->alphablend);
}
else {
ras->SetAlphaBlend(TF_SOLID);
ras->SetAlphaBlend(-1); // indicates custom mode
glEnable(GL_BLEND);
glBlendFunc(mBlendFunc[0], mBlendFunc[1]);
}
}
void
KX_BlenderMaterial::ActivatShaders(
RAS_IRasterizer* rasty,
TCachingInfo& cachingInfo)const
{
KX_BlenderMaterial *tmp = const_cast<KX_BlenderMaterial*>(this);
// reset...
if (tmp->mMaterial->IsShared())
cachingInfo =0;
if (mLastBlenderShader) {
mLastBlenderShader->SetProg(false);
mLastBlenderShader= NULL;
}
if (GetCachingInfo() != cachingInfo) {
if (!cachingInfo)
tmp->setShaderData(false, rasty);
cachingInfo = GetCachingInfo();
if (rasty->GetDrawingMode() == RAS_IRasterizer::KX_TEXTURED)
tmp->setShaderData(true, rasty);
else if (rasty->GetDrawingMode() == RAS_IRasterizer::KX_SHADOW && mMaterial->alphablend != GEMAT_SOLID && !rasty->GetUsingOverrideShader())
tmp->setShaderData(true, rasty);
else
tmp->setShaderData(false, rasty);
if (mMaterial->ras_mode &TWOSIDED)
rasty->SetCullFace(false);
else
rasty->SetCullFace(true);
if ((mMaterial->ras_mode &WIRE) ||
(rasty->GetDrawingMode() <= RAS_IRasterizer::KX_WIREFRAME))
{
if (mMaterial->ras_mode &WIRE)
rasty->SetCullFace(false);
rasty->SetLines(true);
}
else
rasty->SetLines(false);
ActivatGLMaterials(rasty);
ActivateTexGen(rasty);
}
//ActivatGLMaterials(rasty);
//ActivateTexGen(rasty);
}
void
KX_BlenderMaterial::ActivateBlenderShaders(
RAS_IRasterizer* rasty,
TCachingInfo& cachingInfo)const
{
KX_BlenderMaterial *tmp = const_cast<KX_BlenderMaterial*>(this);
if (mLastShader) {
mLastShader->SetProg(false);
mLastShader= NULL;
}
if (GetCachingInfo() != cachingInfo) {
if (!cachingInfo)
tmp->setBlenderShaderData(false, rasty);
cachingInfo = GetCachingInfo();
if (rasty->GetDrawingMode() == RAS_IRasterizer::KX_TEXTURED)
tmp->setBlenderShaderData(true, rasty);
else if (rasty->GetDrawingMode() == RAS_IRasterizer::KX_SHADOW && mMaterial->alphablend != GEMAT_SOLID && !rasty->GetUsingOverrideShader())
tmp->setBlenderShaderData(true, rasty);
else
tmp->setBlenderShaderData(false, rasty);
if (mMaterial->ras_mode &TWOSIDED)
rasty->SetCullFace(false);
else
rasty->SetCullFace(true);
if ((mMaterial->ras_mode &WIRE) ||
(rasty->GetDrawingMode() <= RAS_IRasterizer::KX_WIREFRAME))
{
if (mMaterial->ras_mode &WIRE)
rasty->SetCullFace(false);
rasty->SetLines(true);
}
else
rasty->SetLines(false);
ActivatGLMaterials(rasty);
mBlenderShader->SetAttribs(rasty, mMaterial);
}
}
void
KX_BlenderMaterial::ActivateMat(
RAS_IRasterizer* rasty,
TCachingInfo& cachingInfo
)const
{
KX_BlenderMaterial *tmp = const_cast<KX_BlenderMaterial*>(this);
if (mLastShader) {
mLastShader->SetProg(false);
mLastShader= NULL;
}
if (mLastBlenderShader) {
mLastBlenderShader->SetProg(false);
mLastBlenderShader= NULL;
}
if (GetCachingInfo() != cachingInfo) {
if (!cachingInfo)
tmp->setTexData( false,rasty );
cachingInfo = GetCachingInfo();
if (rasty->GetDrawingMode() == RAS_IRasterizer::KX_TEXTURED)
tmp->setTexData( true,rasty );
else if (rasty->GetDrawingMode() == RAS_IRasterizer::KX_SHADOW && mMaterial->alphablend != GEMAT_SOLID && !rasty->GetUsingOverrideShader())
tmp->setTexData(true, rasty);
else
tmp->setTexData( false,rasty);
if (mMaterial->ras_mode &TWOSIDED)
rasty->SetCullFace(false);
else
rasty->SetCullFace(true);
if ((mMaterial->ras_mode &WIRE) ||
(rasty->GetDrawingMode() <= RAS_IRasterizer::KX_WIREFRAME))
{
if (mMaterial->ras_mode &WIRE)
rasty->SetCullFace(false);
rasty->SetLines(true);
}
else
rasty->SetLines(false);
ActivatGLMaterials(rasty);
ActivateTexGen(rasty);
}
//ActivatGLMaterials(rasty);
//ActivateTexGen(rasty);
}
bool
KX_BlenderMaterial::Activate(
RAS_IRasterizer* rasty,
TCachingInfo& cachingInfo
)const
{
if (GLEW_ARB_shader_objects && (mShader && mShader->Ok())) {
if ((mPass++) < mShader->getNumPass() ) {
ActivatShaders(rasty, cachingInfo);
return true;
}
else {
if (mShader == mLastShader) {
mShader->SetProg(false);
mLastShader = NULL;
}
mPass = 0;
return false;
}
}
else if ( GLEW_ARB_shader_objects && (mBlenderShader && mBlenderShader->Ok() ) ) {
if (mPass++ == 0) {
ActivateBlenderShaders(rasty, cachingInfo);
return true;
}
else {
mPass = 0;
return false;
}
}
else {
if (mPass++ == 0) {
ActivateMat(rasty, cachingInfo);
return true;
}
else {
mPass = 0;
return false;
}
}
}
bool KX_BlenderMaterial::UsesLighting(RAS_IRasterizer *rasty) const
{
if (!RAS_IPolyMaterial::UsesLighting(rasty))
return false;
if (mShader && mShader->Ok())
return true;
else if (mBlenderShader && mBlenderShader->Ok())
return false;
else
return true;
}
void KX_BlenderMaterial::ActivateMeshSlot(const RAS_MeshSlot & ms, RAS_IRasterizer* rasty) const
{
if (mShader && GLEW_ARB_shader_objects) {
mShader->Update(ms, rasty);
}
else if (mBlenderShader && GLEW_ARB_shader_objects) {
int alphablend;
mBlenderShader->Update(ms, rasty);
/* we do blend modes here, because they can change per object
* with the same material due to obcolor/obalpha */
alphablend = mBlenderShader->GetAlphaBlend();
if (ELEM(alphablend, GEMAT_SOLID, GEMAT_ALPHA, GEMAT_ALPHA_SORT) && mMaterial->alphablend != GEMAT_SOLID)
alphablend = mMaterial->alphablend;
rasty->SetAlphaBlend(alphablend);
}
}
void KX_BlenderMaterial::ActivatGLMaterials( RAS_IRasterizer* rasty )const
{
if (mShader || !mBlenderShader) {
rasty->SetSpecularity(
mMaterial->speccolor[0]*mMaterial->spec_f,
mMaterial->speccolor[1]*mMaterial->spec_f,
mMaterial->speccolor[2]*mMaterial->spec_f,
mMaterial->spec_f
);
rasty->SetShinyness( mMaterial->hard );
rasty->SetDiffuse(
mMaterial->matcolor[0]*mMaterial->ref+mMaterial->emit,
mMaterial->matcolor[1]*mMaterial->ref+mMaterial->emit,
mMaterial->matcolor[2]*mMaterial->ref+mMaterial->emit,
1.0f);
rasty->SetEmissive(
mMaterial->matcolor[0]*mMaterial->emit,
mMaterial->matcolor[1]*mMaterial->emit,
mMaterial->matcolor[2]*mMaterial->emit,
1.0 );
rasty->SetAmbient(mMaterial->amb);
}
if (mMaterial->material)
rasty->SetPolygonOffset(-mMaterial->material->zoffs, 0.0);
}
void KX_BlenderMaterial::ActivateTexGen(RAS_IRasterizer *ras) const
{
if (ras->GetDrawingMode() == RAS_IRasterizer::KX_TEXTURED ||
(ras->GetDrawingMode() == RAS_IRasterizer::KX_SHADOW && mMaterial->alphablend != GEMAT_SOLID && !ras->GetUsingOverrideShader())) {
ras->SetAttribNum(0);
if (mShader && GLEW_ARB_shader_objects) {
if (mShader->GetAttribute() == BL_Shader::SHD_TANGENT) {
ras->SetAttrib(RAS_IRasterizer::RAS_TEXCO_DISABLE, 0);
ras->SetAttrib(RAS_IRasterizer::RAS_TEXTANGENT, 1);
ras->SetAttribNum(2);
}
}
ras->SetTexCoordNum(mMaterial->num_enabled);
for (int i=0; i<BL_Texture::GetMaxUnits(); i++) {
int mode = mMaterial->mapping[i].mapping;
if ( mode &(USEREFL|USEOBJ))
ras->SetTexCoord(RAS_IRasterizer::RAS_TEXCO_GEN, i);
else if (mode &USEORCO)
ras->SetTexCoord(RAS_IRasterizer::RAS_TEXCO_ORCO, i);
else if (mode &USENORM)
ras->SetTexCoord(RAS_IRasterizer::RAS_TEXCO_NORM, i);
else if (mode &USEUV)
ras->SetTexCoord(RAS_IRasterizer::RAS_TEXCO_UV, i);
else if (mode &USETANG)
ras->SetTexCoord(RAS_IRasterizer::RAS_TEXTANGENT, i);
else
ras->SetTexCoord(RAS_IRasterizer::RAS_TEXCO_DISABLE, i);
}
}
}
void KX_BlenderMaterial::setTexMatrixData(int i)
{
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
if ( GLEW_ARB_texture_cube_map &&
mTextures[i].GetTextureType() == GL_TEXTURE_CUBE_MAP_ARB &&
mMaterial->mapping[i].mapping & USEREFL) {
glScalef(
mMaterial->mapping[i].scale[0],
-mMaterial->mapping[i].scale[1],
-mMaterial->mapping[i].scale[2]
);
}
else
{
glScalef(
mMaterial->mapping[i].scale[0],
mMaterial->mapping[i].scale[1],
mMaterial->mapping[i].scale[2]
);
}
glTranslatef(
mMaterial->mapping[i].offsets[0],
mMaterial->mapping[i].offsets[1],
mMaterial->mapping[i].offsets[2]
);
glMatrixMode(GL_MODELVIEW);
}
static void GetProjPlane(BL_Material *mat, int index,int num, float*param)
{
param[0]=param[1]=param[2]=param[3]=0.f;
if ( mat->mapping[index].projplane[num] == PROJX )
param[0] = 1.f;
else if ( mat->mapping[index].projplane[num] == PROJY )
param[1] = 1.f;
else if ( mat->mapping[index].projplane[num] == PROJZ)
param[2] = 1.f;
}
void KX_BlenderMaterial::setObjectMatrixData(int i, RAS_IRasterizer *ras)
{
KX_GameObject *obj =
(KX_GameObject*)
mScene->GetObjectList()->FindValue(mMaterial->mapping[i].objconame);
if (!obj) return;
glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR );
glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR );
glTexGeni(GL_R, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR );
GLenum plane = GL_EYE_PLANE;
// figure plane gen
float proj[4] = {0.f,0.f,0.f,0.f};
GetProjPlane(mMaterial, i, 0, proj);
glTexGenfv(GL_S, plane, proj);
GetProjPlane(mMaterial, i, 1, proj);
glTexGenfv(GL_T, plane, proj);
GetProjPlane(mMaterial, i, 2, proj);
glTexGenfv(GL_R, plane, proj);
glEnable(GL_TEXTURE_GEN_S);
glEnable(GL_TEXTURE_GEN_T);
glEnable(GL_TEXTURE_GEN_R);
const MT_Matrix4x4& mvmat = ras->GetViewMatrix();
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glScalef(
mMaterial->mapping[i].scale[0],
mMaterial->mapping[i].scale[1],
mMaterial->mapping[i].scale[2]
);
MT_Point3 pos = obj->NodeGetWorldPosition();
MT_Vector4 matmul = MT_Vector4(pos[0], pos[1], pos[2], 1.f);
MT_Vector4 t = mvmat*matmul;
glTranslatef( (float)(-t[0]), (float)(-t[1]), (float)(-t[2]) );
glMatrixMode(GL_MODELVIEW);
}
// ------------------------------------
void KX_BlenderMaterial::UpdateIPO(
MT_Vector4 rgba,
MT_Vector3 specrgb,
MT_Scalar hard,
MT_Scalar spec,
MT_Scalar ref,
MT_Scalar emit,
MT_Scalar alpha
)
{
// only works one deep now
// GLSL Multitexture Input
mMaterial->material->specr = mMaterial->speccolor[0] = (float)(specrgb)[0];
mMaterial->material->specg = mMaterial->speccolor[1] = (float)(specrgb)[1];
mMaterial->material->specb = mMaterial->speccolor[2] = (float)(specrgb)[2];
mMaterial->material->r = mMaterial->matcolor[0] = (float)(rgba[0]);
mMaterial->material->g = mMaterial->matcolor[1] = (float)(rgba[1]);
mMaterial->material->b = mMaterial->matcolor[2] = (float)(rgba[2]);
mMaterial->material->alpha = mMaterial->alpha = (float)(rgba[3]);
mMaterial->material->har = mMaterial->hard = (float)(hard);
mMaterial->material->emit = mMaterial->emit = (float)(emit);
mMaterial->material->spec = mMaterial->spec_f = (float)(spec);
mMaterial->material->ref = mMaterial->ref = (float)(ref);
}
void KX_BlenderMaterial::Replace_IScene(SCA_IScene *val)
{
mScene= static_cast<KX_Scene *>(val);
OnConstruction();
}
BL_Material *KX_BlenderMaterial::GetBLMaterial()
{
return mMaterial;
}
void KX_BlenderMaterial::SetBlenderGLSLShader()
{
if (!mBlenderShader)
mBlenderShader = new BL_BlenderShader(mScene, mMaterial->material, mLightLayer);
if (!mBlenderShader->Ok()) {
delete mBlenderShader;
mBlenderShader = 0;
}
}
#ifdef USE_MATHUTILS
#define MATHUTILS_COL_CB_MATERIAL_SPECULAR_COLOR 1
#define MATHUTILS_COL_CB_MATERIAL_DIFFUSE_COLOR 2
static unsigned char mathutils_kxblendermaterial_color_cb_index = -1; /* index for our callbacks */
static int mathutils_kxblendermaterial_generic_check(BaseMathObject *bmo)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>BGE_PROXY_REF(bmo->cb_user);
if (!self)
return -1;
return 0;
}
static int mathutils_kxblendermaterial_color_get(BaseMathObject *bmo, int subtype)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial*>BGE_PROXY_REF(bmo->cb_user);
if (!self)
return -1;
switch (subtype) {
case MATHUTILS_COL_CB_MATERIAL_DIFFUSE_COLOR:
{
copy_v3_v3(bmo->data, self->GetBLMaterial()->matcolor);
break;
}
case MATHUTILS_COL_CB_MATERIAL_SPECULAR_COLOR:
{
copy_v3_v3(bmo->data, self->GetBLMaterial()->speccolor);
break;
}
}
return 0;
}
static int mathutils_kxblendermaterial_color_set(BaseMathObject *bmo, int subtype)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>BGE_PROXY_REF(bmo->cb_user);
if (!self)
return -1;
switch (subtype) {
case MATHUTILS_COL_CB_MATERIAL_DIFFUSE_COLOR:
{
BL_Material *mat = self->GetBLMaterial();
copy_v3_v3(mat->matcolor, bmo->data);
mat->material->r = bmo->data[0];
mat->material->g = bmo->data[1];
mat->material->b = bmo->data[2];
break;
}
case MATHUTILS_COL_CB_MATERIAL_SPECULAR_COLOR:
{
BL_Material *mat = self->GetBLMaterial();
copy_v3_v3(mat->speccolor, bmo->data);
mat->material->specr = bmo->data[0];
mat->material->specg = bmo->data[1];
mat->material->specb = bmo->data[2];
break;
}
}
return 0;
}
static int mathutils_kxblendermaterial_color_get_index(BaseMathObject *bmo, int subtype, int index)
{
/* lazy, avoid repeteing the case statement */
if (mathutils_kxblendermaterial_color_get(bmo, subtype) == -1)
return -1;
return 0;
}
static int mathutils_kxblendermaterial_color_set_index(BaseMathObject *bmo, int subtype, int index)
{
float f = bmo->data[index];
/* lazy, avoid repeateing the case statement */
if (mathutils_kxblendermaterial_color_get(bmo, subtype) == -1)
return -1;
bmo->data[index] = f;
return mathutils_kxblendermaterial_color_set(bmo, subtype);
}
static Mathutils_Callback mathutils_kxblendermaterial_color_cb = {
mathutils_kxblendermaterial_generic_check,
mathutils_kxblendermaterial_color_get,
mathutils_kxblendermaterial_color_set,
mathutils_kxblendermaterial_color_get_index,
mathutils_kxblendermaterial_color_set_index
};
void KX_BlenderMaterial_Mathutils_Callback_Init()
{
// register mathutils callbacks, ok to run more than once.
mathutils_kxblendermaterial_color_cb_index = Mathutils_RegisterCallback(&mathutils_kxblendermaterial_color_cb);
}
#endif // USE_MATHUTILS
#ifdef WITH_PYTHON
PyMethodDef KX_BlenderMaterial::Methods[] =
{
KX_PYMETHODTABLE( KX_BlenderMaterial, getShader ),
KX_PYMETHODTABLE( KX_BlenderMaterial, getMaterialIndex ),
KX_PYMETHODTABLE( KX_BlenderMaterial, setBlending ),
{NULL,NULL} //Sentinel
};
PyAttributeDef KX_BlenderMaterial::Attributes[] = {
KX_PYATTRIBUTE_RO_FUNCTION("shader", KX_BlenderMaterial, pyattr_get_shader),
KX_PYATTRIBUTE_RO_FUNCTION("material_index", KX_BlenderMaterial, pyattr_get_materialIndex),
KX_PYATTRIBUTE_RW_FUNCTION("blending", KX_BlenderMaterial, pyattr_get_blending, pyattr_set_blending),
KX_PYATTRIBUTE_RW_FUNCTION("alpha", KX_BlenderMaterial, pyattr_get_alpha, pyattr_set_alpha),
KX_PYATTRIBUTE_RW_FUNCTION("hardness", KX_BlenderMaterial, pyattr_get_hardness, pyattr_set_hardness),
KX_PYATTRIBUTE_RW_FUNCTION("specularIntensity", KX_BlenderMaterial, pyattr_get_specular_intensity, pyattr_set_specular_intensity),
KX_PYATTRIBUTE_RW_FUNCTION("specularColor", KX_BlenderMaterial, pyattr_get_specular_color, pyattr_set_specular_color),
KX_PYATTRIBUTE_RW_FUNCTION("diffuseIntensity", KX_BlenderMaterial, pyattr_get_diffuse_intensity, pyattr_set_diffuse_intensity),
KX_PYATTRIBUTE_RW_FUNCTION("diffuseColor", KX_BlenderMaterial, pyattr_get_diffuse_color, pyattr_set_diffuse_color),
KX_PYATTRIBUTE_RW_FUNCTION("emit", KX_BlenderMaterial, pyattr_get_emit, pyattr_set_emit),
{ NULL } //Sentinel
};
PyTypeObject KX_BlenderMaterial::Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"KX_BlenderMaterial",
sizeof(PyObjectPlus_Proxy),
0,
py_base_dealloc,
0,
0,
0,
0,
py_base_repr,
0,0,0,0,0,0,0,0,0,
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
0,0,0,0,0,0,0,
Methods,
0,
0,
&PyObjectPlus::Type,
0,0,0,0,0,0,
py_base_new
};
PyObject *KX_BlenderMaterial::pyattr_get_shader(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial* self = static_cast<KX_BlenderMaterial*>(self_v);
return self->PygetShader(NULL, NULL);
}
PyObject *KX_BlenderMaterial::pyattr_get_materialIndex(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial* self = static_cast<KX_BlenderMaterial*>(self_v);
return PyLong_FromLong(self->GetMaterialIndex());
}
PyObject *KX_BlenderMaterial::pyattr_get_blending(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial* self = static_cast<KX_BlenderMaterial*>(self_v);
unsigned int* bfunc = self->getBlendFunc();
return Py_BuildValue("(ll)", (long int)bfunc[0], (long int)bfunc[1]);
}
PyObject *KX_BlenderMaterial::pyattr_get_alpha(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyFloat_FromDouble(self->GetBLMaterial()->alpha);
}
int KX_BlenderMaterial::pyattr_set_alpha(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
float val = PyFloat_AsDouble(value);
if (val == -1 && PyErr_Occurred()) {
PyErr_Format(PyExc_AttributeError, "material.%s = float: KX_BlenderMaterial, expected a float", attrdef->m_name);
return PY_SET_ATTR_FAIL;
}
CLAMP(val, 0.0f, 1.0f);
BL_Material *mat = self->GetBLMaterial();
mat->alpha = mat->material->alpha = val;
return PY_SET_ATTR_SUCCESS;
}
PyObject *KX_BlenderMaterial::pyattr_get_hardness(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyLong_FromLong(self->GetBLMaterial()->hard);
}
int KX_BlenderMaterial::pyattr_set_hardness(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
int val = PyLong_AsLong(value);
if (val == -1 && PyErr_Occurred()) {
PyErr_Format(PyExc_AttributeError, "material.%s = int: KX_BlenderMaterial, expected a int", attrdef->m_name);
return PY_SET_ATTR_FAIL;
}
CLAMP(val, 1, 511);
BL_Material *mat = self->GetBLMaterial();
mat->hard = mat->material->har = val;
return PY_SET_ATTR_SUCCESS;
}
PyObject *KX_BlenderMaterial::pyattr_get_specular_intensity(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyFloat_FromDouble(self->GetBLMaterial()->spec_f);
}
int KX_BlenderMaterial::pyattr_set_specular_intensity(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
float val = PyFloat_AsDouble(value);
if (val == -1 && PyErr_Occurred()) {
PyErr_Format(PyExc_AttributeError, "material.%s = float: KX_BlenderMaterial, expected a float", attrdef->m_name);
return PY_SET_ATTR_FAIL;
}
CLAMP(val, 0.0f, 1.0f);
BL_Material *mat = self->GetBLMaterial();
mat->spec_f = mat->material->spec = val;
return PY_SET_ATTR_SUCCESS;
}
PyObject *KX_BlenderMaterial::pyattr_get_specular_color(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
#ifdef USE_MATHUTILS
return Color_CreatePyObject_cb(BGE_PROXY_FROM_REF(self_v), mathutils_kxblendermaterial_color_cb_index, MATHUTILS_COL_CB_MATERIAL_SPECULAR_COLOR);
#else
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyColorFromVector(MT_Vector3(self->GetBLMaterial()->speccolor));
#endif
}
int KX_BlenderMaterial::pyattr_set_specular_color(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
MT_Vector3 color;
if (!PyVecTo(value, color))
return PY_SET_ATTR_FAIL;
BL_Material *mat = self->GetBLMaterial();
color.getValue(mat->speccolor);
mat->material->specr = color[0];
mat->material->specg = color[1];
mat->material->specb = color[2];
return PY_SET_ATTR_SUCCESS;
}
PyObject *KX_BlenderMaterial::pyattr_get_diffuse_intensity(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyFloat_FromDouble(self->GetBLMaterial()->ref);
}
int KX_BlenderMaterial::pyattr_set_diffuse_intensity(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
float val = PyFloat_AsDouble(value);
if (val == -1 && PyErr_Occurred()) {
PyErr_Format(PyExc_AttributeError, "material.%s = float: KX_BlenderMaterial, expected a float", attrdef->m_name);
return PY_SET_ATTR_FAIL;
}
CLAMP(val, 0.0f, 1.0f);
BL_Material *mat = self->GetBLMaterial();
mat->ref = mat->material->ref = val;
return PY_SET_ATTR_SUCCESS;
}
PyObject *KX_BlenderMaterial::pyattr_get_diffuse_color(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
#ifdef USE_MATHUTILS
return Color_CreatePyObject_cb(BGE_PROXY_FROM_REF(self_v), mathutils_kxblendermaterial_color_cb_index, MATHUTILS_COL_CB_MATERIAL_DIFFUSE_COLOR);
#else
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyColorFromVector(MT_Vector3(self->GetBLMaterial()->matcolor));
#endif
}
int KX_BlenderMaterial::pyattr_set_diffuse_color(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
MT_Vector3 color;
if (!PyVecTo(value, color))
return PY_SET_ATTR_FAIL;
BL_Material *mat = self->GetBLMaterial();
color.getValue(mat->matcolor);
mat->material->r = color[0];
mat->material->g = color[1];
mat->material->b = color[2];
return PY_SET_ATTR_SUCCESS;
}
PyObject *KX_BlenderMaterial::pyattr_get_emit(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
return PyFloat_FromDouble(self->GetBLMaterial()->emit);
}
int KX_BlenderMaterial::pyattr_set_emit(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial *self = static_cast<KX_BlenderMaterial *>(self_v);
float val = PyFloat_AsDouble(value);
if (val == -1 && PyErr_Occurred()) {
PyErr_Format(PyExc_AttributeError, "material.%s = float: KX_BlenderMaterial, expected a float", attrdef->m_name);
return PY_SET_ATTR_FAIL;
}
CLAMP(val, 0.0f, 2.0f);
BL_Material *mat = self->GetBLMaterial();
mat->emit = mat->material->emit = val;
return PY_SET_ATTR_SUCCESS;
}
int KX_BlenderMaterial::pyattr_set_blending(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_BlenderMaterial* self = static_cast<KX_BlenderMaterial*>(self_v);
PyObject *obj = self->PysetBlending(value, NULL);
if (obj)
{
Py_DECREF(obj);
return 0;
}
return -1;
}
KX_PYMETHODDEF_DOC( KX_BlenderMaterial, getShader , "getShader()")
{
if ( !GLEW_ARB_fragment_shader) {
if (!mModified)
spit("Fragment shaders not supported");
mModified = true;
Py_RETURN_NONE;
}
if ( !GLEW_ARB_vertex_shader) {
if (!mModified)
spit("Vertex shaders not supported");
mModified = true;
Py_RETURN_NONE;
}
if (!GLEW_ARB_shader_objects) {
if (!mModified)
spit("GLSL not supported");
mModified = true;
Py_RETURN_NONE;
}
else {
// returns Py_None on error
// the calling script will need to check
if (!mShader && !mModified) {
mShader = new BL_Shader();
mModified = true;
// Using a custom shader, make sure to initialize textures
InitTextures();
}
if (mShader && !mShader->GetError()) {
m_flag &= ~RAS_BLENDERGLSL;
mMaterial->SetSharedMaterial(true);
mScene->GetBucketManager()->ReleaseDisplayLists(this);
return mShader->GetProxy();
}
else {
// decref all references to the object
// then delete it!
// We will then go back to fixed functionality
// for this material
if (mShader) {
delete mShader; /* will handle python de-referencing */
mShader=0;
}
}
Py_RETURN_NONE;
}
PyErr_SetString(PyExc_ValueError, "material.getShader(): KX_BlenderMaterial, GLSL Error");
return NULL;
}
KX_PYMETHODDEF_DOC( KX_BlenderMaterial, getMaterialIndex, "getMaterialIndex()")
{
return PyLong_FromLong(GetMaterialIndex());
}
KX_PYMETHODDEF_DOC( KX_BlenderMaterial, getTexture, "getTexture( index )" )
{
// TODO: enable python switching
return NULL;
}
KX_PYMETHODDEF_DOC( KX_BlenderMaterial, setTexture , "setTexture( index, tex)")
{
// TODO: enable python switching
return NULL;
}
static const unsigned int GL_array[11] = {
GL_ZERO,
GL_ONE,
GL_SRC_COLOR,
GL_ONE_MINUS_SRC_COLOR,
GL_DST_COLOR,
GL_ONE_MINUS_DST_COLOR,
GL_SRC_ALPHA,
GL_ONE_MINUS_SRC_ALPHA,
GL_DST_ALPHA,
GL_ONE_MINUS_DST_ALPHA,
GL_SRC_ALPHA_SATURATE
};
KX_PYMETHODDEF_DOC( KX_BlenderMaterial, setBlending , "setBlending( bge.logic.src, bge.logic.dest)")
{
unsigned int b[2];
if (PyArg_ParseTuple(args, "ii:setBlending", &b[0], &b[1]))
{
bool value_found[2] = {false, false};
for (int i=0; i<11; i++)
{
if (b[0] == GL_array[i]) {
value_found[0] = true;
mBlendFunc[0] = b[0];
}
if (b[1] == GL_array[i]) {
value_found[1] = true;
mBlendFunc[1] = b[1];
}
if (value_found[0] && value_found[1]) break;
}
if (!value_found[0] || !value_found[1]) {
PyErr_SetString(PyExc_ValueError, "material.setBlending(int, int): KX_BlenderMaterial, invalid enum.");
return NULL;
}
mUserDefBlend = true;
Py_RETURN_NONE;
}
return NULL;
}
#endif // WITH_PYTHON
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