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First commit! Small bug fix for cube map crashing in the player.

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Cube maps don't display correctly in the player at the moment too.. something to do with regenerating/loading the images
This commit is contained in:
Charlie Carley
2007-01-13 08:30:08 +00:00
parent a935c48fec
commit c4202fbd43
4 changed files with 165 additions and 150 deletions
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27
source/gameengine/Converter/BL_BlenderDataConversion.cpp
View File

@@ -432,21 +432,19 @@ BL_Material* ConvertMaterial(
else if(mttmp->tex->type == TEX_ENVMAP) {
if( mttmp->tex->env->stype == ENV_LOAD ) {
material->mtexname[i]= mttmp->tex->id.name;
material->cubemap[i] = mttmp->tex->env;
if(material->cubemap[i]->ima) {
material->texname[i] = material->cubemap[i]->ima->id.name;
material->mtexname[i] = mttmp->tex->id.name;
EnvMap *env = mttmp->tex->env;
env->ima = mttmp->tex->ima;
material->cubemap[i] = env;
if (material->cubemap[i])
{
if (!material->cubemap[i]->cube[0])
BL_Texture::SplitEnvMap(material->cubemap[i]);
material->texname[i]= material->cubemap[i]->ima->id.name;
material->mapping[i].mapping |= USEENV;
}
else {
// in the player, we need to split it our self
material->cubemap[i]->ima = mttmp->tex->ima;
if(material->cubemap[i]->ima) {
material->texname[i] = material->cubemap[i]->ima->id.name;
material->mapping[i].mapping |= USEENV;
}
//
}
}
}
material->flag[i] |= (mat->ipo!=0)?HASIPO:0;
@@ -1098,9 +1096,6 @@ RAS_MeshObject* BL_ConvertMesh(Mesh* mesh, Object* blenderobj, RAS_IRenderTools*
}
meshobj->UpdateMaterialList();
// -----------------------------------
// pre calculate texture generation
for(RAS_MaterialBucket::Set::iterator mit = meshobj->GetFirstMaterial();
mit != meshobj->GetLastMaterial(); ++ mit) {

271
source/gameengine/Ketsji/BL_Texture.cpp
View File

@@ -12,6 +12,7 @@
#endif
#include <iostream>
#include <map>
#include "BL_Material.h"
#include "BL_Texture.h"
@@ -30,6 +31,7 @@
#include "KX_GameObject.h"
using namespace bgl;
#define spit(x) std::cout << x << std::endl;
@@ -39,7 +41,7 @@ using namespace bgl;
extern "C" {
// envmaps
#include "IMB_imbuf.h"
void my_envmap_split_ima(EnvMap *env);
void my_envmap_split_ima(EnvMap *env, ImBuf *ibuf);
void my_free_envmapdata(EnvMap *env);
}
@@ -53,9 +55,20 @@ static int smaller_pow2(int num) {
return num;
}
// Place holder for a full texture manager
class BL_TextureObject
{
public:
unsigned int gl_texture;
void* ref_buffer;
};
typedef std::map<char*, BL_TextureObject> BL_TextureMap;
static BL_TextureMap g_textureManager;
BL_Texture::BL_Texture()
: mTexture(0),
mError(0),
mOk(0),
mNeedsDeleted(0),
mType(0),
@@ -87,31 +100,37 @@ void BL_Texture::DeleteTex()
glDeleteLists((GLuint)mDisableState, 1);
mDisableState =0;
}
g_textureManager.clear();
}
bool BL_Texture::InitFromImage(int unit, Image *img, bool mipmap)
{
ImBuf *ibuf;
if(!img || img->ok==0 ) {
mError = true;
mOk = false;
return mOk;
}
ibuf= BKE_image_get_ibuf(img, NULL);
if( ibuf==NULL ) {
img->ok = 0;
mError = true;
mOk = false;
return mOk;
}
mTexture = img->bindcode;
ImBuf *ibuf;
if (!img || img->ok==0)
{
mOk = false;
return mOk;
}
ibuf= BKE_image_get_ibuf(img, NULL);
if (ibuf==NULL)
{
img->ok = 0;
mOk = false;
return mOk;
}
mTexture = img->bindcode;
mType = GL_TEXTURE_2D;
mUnit = unit;
// smoke em if we got em
ActivateUnit(mUnit);
if (mTexture != 0) {
glBindTexture(GL_TEXTURE_2D, mTexture );
Validate();
@@ -120,6 +139,11 @@ bool BL_Texture::InitFromImage(int unit, Image *img, bool mipmap)
mNeedsDeleted = 1;
glGenTextures(1, (GLuint*)&mTexture);
InitGLTex(ibuf->rect, ibuf->x, ibuf->y, mipmap);
glDisable(GL_TEXTURE_2D);
ActivateUnit(0);
Validate();
return mOk;
}
@@ -172,68 +196,88 @@ void BL_Texture::InitNonPow2Tex(unsigned int *pix,int x,int y,bool mipmap)
}
bool BL_Texture::InitCubeMap(int unit, EnvMap *cubemap )
bool BL_Texture::InitCubeMap(int unit, EnvMap *cubemap)
{
#ifdef GL_ARB_texture_cube_map
if(!RAS_EXT_support._ARB_texture_cube_map) {
if (!RAS_EXT_support._ARB_texture_cube_map)
{
spit("cubemaps not supported");
mError = true;
mOk = false;
return mOk;
}
else if(!cubemap || cubemap->ima->ok==0 ) {
mError = true;
mOk = false;
return mOk;
}
ImBuf *ibuf= BKE_image_get_ibuf(cubemap->ima, NULL);
if( ibuf==0 ) {
cubemap->ima->ok = 0;
mError = true;
else if (!cubemap || cubemap->ima->ok==0)
{
mOk = false;
return mOk;
}
ImBuf *ibuf= BKE_image_get_ibuf(cubemap->ima, NULL);
if (ibuf==0)
{
cubemap->ima->ok = 0;
mOk = false;
return mOk;
}
EnvMap *CubeMap = cubemap;
mNeedsDeleted = 1;
mType = GL_TEXTURE_CUBE_MAP_ARB;
mTexture = 0;
mUnit = unit;
ActivateUnit(mUnit);
glGenTextures(1, (GLuint*)&mTexture);
glBindTexture(GL_TEXTURE_CUBE_MAP_ARB, mTexture );
bool needs_split = false;
if(!CubeMap->cube[0]) needs_split = true;
if(needs_split){
// split it
my_envmap_split_ima(CubeMap);
BL_TextureMap::iterator mapLook = g_textureManager.find(cubemap->ima->id.name);
if (mapLook != g_textureManager.end())
{
if (mapLook->second.gl_texture != 0 && mapLook->second.ref_buffer == cubemap->ima)
{
mTexture = mapLook->second.gl_texture;
glBindTexture(GL_TEXTURE_CUBE_MAP_ARB, mTexture);
mOk = IsValid();
return mOk;
}
}
// -----------------------------------
int x = CubeMap->cube[0]->x;
int y = CubeMap->cube[0]->y;
// check the first image, and assume the rest
if (!is_pow2(x) || !is_pow2(y)) {
glGenTextures(1, (GLuint*)&mTexture);
glBindTexture(GL_TEXTURE_CUBE_MAP_ARB, mTexture);
// track created units
BL_TextureObject obj;
obj.gl_texture = mTexture;
obj.ref_buffer = cubemap->ima;
g_textureManager.insert(std::make_pair(cubemap->ima->id.name, obj));
bool needs_split = false;
if (!cubemap->cube[0])
{
needs_split = true;
spit ("Re-Generating texture buffer");
}
if (needs_split)
my_envmap_split_ima(cubemap, ibuf);
if (!is_pow2(cubemap->cube[0]->x) || !is_pow2(cubemap->cube[0]->y))
{
spit("invalid envmap size please render with CubeRes @ power of two");
my_free_envmapdata(CubeMap);
mError = true;
my_free_envmapdata(cubemap);
mOk = false;
return mOk;
}
/*
*/
#define SetCubeMapFace(face, num) \
#define SetCubeMapFace(face, num) \
glTexImage2D(face, 0,GL_RGBA, \
CubeMap->cube[num]->x, \
CubeMap->cube[num]->y, \
0, GL_RGBA, GL_UNSIGNED_BYTE, \
CubeMap->cube[num]->rect)
cubemap->cube[num]->x, \
cubemap->cube[num]->y, \
0, GL_RGBA, GL_UNSIGNED_BYTE, \
cubemap->cube[num]->rect)
SetCubeMapFace(GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB, 5);
SetCubeMapFace(GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB, 3);
@@ -246,19 +290,23 @@ bool BL_Texture::InitCubeMap(int unit, EnvMap *cubemap )
glTexParameteri( GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
glTexParameteri( GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
if(needs_split) {
cubemap->ima = CubeMap->ima;
my_free_envmapdata(CubeMap);
}
#ifdef GL_VERSION_1_2
glTexParameteri( GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE );
#endif
if (needs_split)
my_free_envmapdata(cubemap);
glDisable(GL_TEXTURE_CUBE_MAP_ARB);
ActivateUnit(0);
mOk = IsValid();
return mOk;
#else
mError = true;
mOk = false;
return mOk;
@@ -303,26 +351,17 @@ int BL_Texture::GetMaxUnits()
void BL_Texture::ActivateFirst()
{
#ifdef GL_ARB_multitexture
if(RAS_EXT_support._ARB_multitexture) {
if(RAS_EXT_support._ARB_multitexture)
bgl::blActiveTextureARB(GL_TEXTURE0_ARB);
//if(mVertexArray)
// bgl::blClientActiveTextureARB(GL_TEXTURE0_ARB);
}
#endif
}
void BL_Texture::ActivateUnit(int unit)
{
#ifdef GL_ARB_multitexture
if(RAS_EXT_support._ARB_multitexture) {
if(RAS_EXT_support._ARB_multitexture)
if(unit <= MAXTEX)
{
bgl::blActiveTextureARB(GL_TEXTURE0_ARB+unit);
//if(mVertexArray)
// bgl::blClientActiveTextureARB(GL_TEXTURE0_ARB+unit);
}
}
#endif
}
@@ -330,21 +369,26 @@ void BL_Texture::ActivateUnit(int unit)
void BL_Texture::DisableUnit()
{
#ifdef GL_ARB_multitexture
if(RAS_EXT_support._ARB_multitexture){
if(RAS_EXT_support._ARB_multitexture)
bgl::blActiveTextureARB(GL_TEXTURE0_ARB+mUnit);
//if(mVertexArray)
// bgl::blClientActiveTextureARB(GL_TEXTURE0_ARB+mUnit);
}
#endif
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
#ifdef GL_ARB_texture_cube_map
if(RAS_EXT_support._ARB_texture_cube_map)
#ifdef GL_ARB_texture_cube_map
if(RAS_EXT_support._ARB_texture_cube_map && glIsEnabled(GL_TEXTURE_CUBE_MAP_ARB))
glDisable(GL_TEXTURE_CUBE_MAP_ARB);
#endif
glDisable(GL_TEXTURE_2D);
else
#endif
{
if (glIsEnabled(GL_TEXTURE_2D))
glDisable(GL_TEXTURE_2D);
}
glDisable(GL_TEXTURE_GEN_S);
glDisable(GL_TEXTURE_GEN_T);
glDisable(GL_TEXTURE_GEN_R);
@@ -356,30 +400,14 @@ void BL_Texture::DisableUnit()
void BL_Texture::DisableAllTextures()
{
#ifdef GL_ARB_multitexture
if(mDisableState != 0 && glIsList(mDisableState)) {
glCallList(mDisableState);
return;
}
if(!mDisableState)
mDisableState = glGenLists(1);
glNewList(mDisableState, GL_COMPILE_AND_EXECUTE);
glDisable(GL_BLEND);
for(int i=0; i<MAXTEX; i++) {
if(RAS_EXT_support._ARB_multitexture)
{
bgl::blActiveTextureARB(GL_TEXTURE0_ARB+i);
//if(mVertexArray)
// bgl::blClientActiveTextureARB(GL_TEXTURE0_ARB+i);
}
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
#ifdef GL_ARB_texture_cube_map
if(RAS_EXT_support._ARB_texture_cube_map)
glDisable(GL_TEXTURE_CUBE_MAP_ARB);
#endif//GL_ARB_texture_cube_map
glDisable(GL_TEXTURE_2D);
glDisable(GL_TEXTURE_GEN_S);
glDisable(GL_TEXTURE_GEN_T);
@@ -387,8 +415,9 @@ void BL_Texture::DisableAllTextures()
glDisable(GL_TEXTURE_GEN_Q);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
}
if(RAS_EXT_support._ARB_multitexture)
bgl::blActiveTextureARB(GL_TEXTURE0_ARB);
glEndList();
#endif
}
@@ -397,23 +426,23 @@ void BL_Texture::ActivateTexture()
{
#ifdef GL_ARB_multitexture
if(RAS_EXT_support._ARB_multitexture)
{
bgl::blActiveTextureARB(GL_TEXTURE0_ARB+mUnit);
// if(mVertexArray)
// bgl::blClientActiveTextureARB(GL_TEXTURE0_ARB+mUnit);
}
#ifdef GL_ARB_texture_cube_map
if(mType == GL_TEXTURE_CUBE_MAP_ARB && RAS_EXT_support._ARB_texture_cube_map ) {
glDisable(GL_TEXTURE_2D);
if (mType == GL_TEXTURE_CUBE_MAP_ARB && RAS_EXT_support._ARB_texture_cube_map)
{
glBindTexture( GL_TEXTURE_CUBE_MAP_ARB, mTexture );
glEnable(GL_TEXTURE_CUBE_MAP_ARB);
} else
}
else
#endif
{
#ifdef GL_ARB_texture_cube_map
#ifdef GL_ARB_texture_cube_map
if(RAS_EXT_support._ARB_texture_cube_map )
glDisable(GL_TEXTURE_CUBE_MAP_ARB);
#endif
#endif
glBindTexture( GL_TEXTURE_2D, mTexture );
glEnable(GL_TEXTURE_2D);
}
@@ -611,14 +640,20 @@ int BL_Texture::GetPow2(int n)
return n;
}
void BL_Texture::SplitEnvMap(EnvMap *map)
{
if (!map || !map->ima || map->ima && !map->ima->ok) return;
ImBuf *ibuf= BKE_image_get_ibuf(map->ima, NULL);
if (ibuf)
my_envmap_split_ima(map, ibuf);
}
unsigned int BL_Texture::mDisableState = 0;
extern "C" {
void my_envmap_split_ima(EnvMap *env)
void my_envmap_split_ima(EnvMap *env, ImBuf *ibuf)
{
ImBuf *ibuf;
int dx, part;
my_free_envmapdata(env);
@@ -635,19 +670,19 @@ void my_envmap_split_ima(EnvMap *env)
env->cube[part]= ibuf= IMB_allocImBuf(dx, dx, 24, IB_rect, 0);
}
IMB_rectcpy(env->cube[0], ibuf,
0, 0, 0, 0, dx, dx);
0, 0, 0, 0, dx, dx);
IMB_rectcpy(env->cube[1], ibuf,
0, 0, dx, 0, dx, dx);
0, 0, dx, 0, dx, dx);
IMB_rectcpy(env->cube[2], ibuf,
0, 0, 2*dx, 0, dx, dx);
0, 0, 2*dx, 0, dx, dx);
IMB_rectcpy(env->cube[3], ibuf,
0, 0, 0, dx, dx, dx);
0, 0, 0, dx, dx, dx);
IMB_rectcpy(env->cube[4], ibuf,
0, 0, dx, dx, dx, dx);
0, 0, dx, dx, dx, dx);
IMB_rectcpy(env->cube[5], ibuf,
0, 0, 2*dx, dx, dx, dx);
env->ok= 2;
0, 0, 2*dx, dx, dx, dx);
env->ok= 2;// ENV_OSA
}
}

16
source/gameengine/Ketsji/BL_Texture.h
View File

@@ -20,16 +20,13 @@ class RAS_ICanvas;
class BL_Texture
{
private:
// -----------------------------------
unsigned int mTexture; // Bound texture unit data
bool mError; // Errors
bool mOk; // ...
bool mNeedsDeleted; // If generated
unsigned int mType; // enum TEXTURE_2D | CUBE_MAP
int mUnit; // Texture unit associated with mTexture
unsigned int mEnvState; // cache textureEnv
static unsigned int mDisableState; // speed up disabling calls
// -----------------------------------
void InitNonPow2Tex(unsigned int *p,int x,int y,bool mipmap );
void InitGLTex(unsigned int *p,int x,int y,bool mipmap );
@@ -55,14 +52,8 @@ public:
static void ActivateUnit(int unit);
static int GetMaxUnits();
static int GetPow2(int x);
static void SplitEnvMap(EnvMap *map);
/** todo
void CreateRenderTexture(RAS_Rect r, RTData d);
void ReadDepth(RAS_Rect r, RTData d);
static void BeginDepth(RAS_ICanvas *can, RTData d);
static void EndDepth(RAS_ICanvas *can,RTData d);
void SetDepthMapping(MT_Matrix4x4& p, MT_Matrix4x4& m);
*/
void ActivateTexture();
void SetMapping(int mode);
@@ -70,9 +61,4 @@ public:
void setTexEnv(BL_Material *mat, bool modulate=false);
};
/* Render to texture support, managed by the scene
TODO
*/
#endif//__BL_TEXTURE_H__

1
source/gameengine/Ketsji/KX_BlenderMaterial.cpp
View File

@@ -136,7 +136,6 @@ void KX_BlenderMaterial::OnConstruction()
// for each unique material...
int i;
for(i=0; i<mMaterial->num_enabled; i++) {
BL_Texture::ActivateUnit(i);
if( mMaterial->mapping[i].mapping & USEENV ) {
if(!RAS_EXT_support._ARB_texture_cube_map) {
spit("CubeMap textures not supported");