----------------------------------------------------------------------------- prepRenderImage -----------------------------------------------------------------------------
| 1167 | // prepRenderImage |
| 1168 | //----------------------------------------------------------------------------- |
| 1169 | void ParticleEmitter::prepRenderImage(SceneRenderState* state) |
| 1170 | { |
| 1171 | #if defined(AFX_CAP_PARTICLE_POOLS) |
| 1172 | if (pool) |
| 1173 | return; |
| 1174 | #endif |
| 1175 | |
| 1176 | if( state->isReflectPass() && !getDataBlock()->renderReflection ) |
| 1177 | return; |
| 1178 | |
| 1179 | // Never render into shadows. |
| 1180 | if (state->isShadowPass()) |
| 1181 | return; |
| 1182 | |
| 1183 | PROFILE_SCOPE(ParticleEmitter_prepRenderImage); |
| 1184 | |
| 1185 | if ( mDead || |
| 1186 | n_parts == 0 || |
| 1187 | part_list_head.next == NULL ) |
| 1188 | return; |
| 1189 | |
| 1190 | RenderPassManager *renderManager = state->getRenderPass(); |
| 1191 | const Point3F &camPos = state->getCameraPosition(); |
| 1192 | copyToVB( camPos, state->getAmbientLightColor() ); |
| 1193 | |
| 1194 | if (!mVertBuff.isValid()) |
| 1195 | return; |
| 1196 | |
| 1197 | ParticleRenderInst *ri = renderManager->allocInst<ParticleRenderInst>(); |
| 1198 | |
| 1199 | ri->vertBuff = &mVertBuff; |
| 1200 | ri->primBuff = &getDataBlock()->primBuff; |
| 1201 | ri->translucentSort = true; |
| 1202 | ri->type = RenderPassManager::RIT_Particle; |
| 1203 | ri->sortDistSq = getRenderWorldBox().getSqDistanceToPoint( camPos ); |
| 1204 | ri->defaultKey = (-sort_priority*100); |
| 1205 | |
| 1206 | // Draw the system offscreen unless the highResOnly flag is set on the datablock |
| 1207 | ri->systemState = ( getDataBlock()->highResOnly ? PSS_AwaitingHighResDraw : PSS_AwaitingOffscreenDraw ); |
| 1208 | |
| 1209 | ri->modelViewProj = renderManager->allocUniqueXform( GFX->getProjectionMatrix() * |
| 1210 | GFX->getViewMatrix() * |
| 1211 | GFX->getWorldMatrix() ); |
| 1212 | |
| 1213 | // Update position on the matrix before multiplying it |
| 1214 | mBBObjToWorld.setPosition(mLastPosition); |
| 1215 | |
| 1216 | ri->bbModelViewProj = renderManager->allocUniqueXform( *ri->modelViewProj * mBBObjToWorld ); |
| 1217 | |
| 1218 | ri->wsPosition = getWorldTransform().getPosition(); |
| 1219 | |
| 1220 | ri->count = n_parts; |
| 1221 | |
| 1222 | ri->blendStyle = mDataBlock->blendStyle; |
| 1223 | |
| 1224 | ri->glow = mDataBlock->glow; |
| 1225 | |
| 1226 | // use first particle's texture unless there is an emitter texture to override it |
nothing calls this directly
no test coverage detected