34 extern struct gas_data gas;
104 void DefaultGasObject(struct gas_data *gas, float *gasColorTable)  in DefaultGasObject()  argument
106     gas->_dela_z = 5000.f;  in DefaultGasObject()
107     gas->_autoAcc = GL_TRUE;  in DefaultGasObject()
108     gas->_densMax = 1.0f;  in DefaultGasObject()
109     gas->_lightDirX = 0.0f;  in DefaultGasObject()
110     gas->_lightDirY = 0.0f;  in DefaultGasObject()
112     gas->_LightXY[0] = 0.0f;  in DefaultGasObject()
113     gas->_LightXY[1] = 0.0f;  in DefaultGasObject()
114     gas->_LightXY[2] = 0.0f;  in DefaultGasObject()
115     gas->_LightXY[3] = 0.0f;    /* unsused */  in DefaultGasObject()
117     gas->_LightZ[0] = 1.0f;  in DefaultGasObject()
118     gas->_LightZ[1] = 0.0f;  in DefaultGasObject()
119     gas->_LightZ[2] = 1.0f;  in DefaultGasObject()
120     gas->_LightZ[3] = 1.0f;  in DefaultGasObject()
122 …gas->shadingDensitySrc = GL_GAS_DEPTH_DENSITY_DMP;      /* GL_GAS_PLAIN_DENSITY_DMP/GL_GAS_DEPTH_D…  in DefaultGasObject()
123     gas->colorLutInput = GL_GAS_DENSITY_DMP;  in DefaultGasObject()
129         gas->fogTable[i]= 1.0f - exp(-4.0f * xt);  in DefaultGasObject()
135         gas->fogTable[128 + i] = gas->fogTable[i + 1] - gas->fogTable[i];  in DefaultGasObject()
138     gas->fogTable[255] = 0;  in DefaultGasObject()
139     glGenTextures(1, &gas->CollectionLUT_ID);  in DefaultGasObject()
140     glGenTextures(1, &gas->FogLut_ID);  in DefaultGasObject()
142     glBindTexture(GL_TEXTURE_COLLECTION_DMP, gas->CollectionLUT_ID);  in DefaultGasObject()
143     glBindTexture(GL_LUT_TEXTURE0_DMP, gas->FogLut_ID);  in DefaultGasObject()
144 …e1D(GL_LUT_TEXTURE0_DMP, 0, GL_LUMINANCEF_DMP, 256, 0, GL_LUMINANCEF_DMP, GL_FLOAT, gas->fogTable);  in DefaultGasObject()
146     glGenTextures(3,&gas->gasTransfert_ID[0]);  in DefaultGasObject()
148     SetGasColorTable(gas,gasColorTable);  in DefaultGasObject()
161     LX1 = gas->_lightDirX;  in DefaultGasObject()
162     LY1 = gas->_lightDirY;  in DefaultGasObject()
180     glGenBuffers(1, &gas->quad_index_ID);  in DefaultGasObject()
181     glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, gas->quad_index_ID);  in DefaultGasObject()
184     glGenBuffers(1, &gas->quad_vertBuf_ID);  in DefaultGasObject()
185     glBindBuffer(GL_ARRAY_BUFFER,gas->quad_vertBuf_ID);  in DefaultGasObject()
188     glGenBuffers(1, &gas->quad_texBuf_ID);  in DefaultGasObject()
189     glBindBuffer(GL_ARRAY_BUFFER,gas->quad_texBuf_ID);  in DefaultGasObject()
192     glGenBuffers(1, &gas->quad_colBuf_ID);  in DefaultGasObject()
193     glBindBuffer(GL_ARRAY_BUFFER,gas->quad_colBuf_ID);  in DefaultGasObject()
199     glGenTextures(PARTICLE_PATTERNS, &gas->pattern[0]);  in DefaultGasObject()
203         glBindTexture(GL_TEXTURE_2D, gas->pattern[i]);  in DefaultGasObject()
212 void SetGasColorTable(struct gas_data *gas, float *gasColorTable)  in SetGasColorTable()  argument
214     glBindTexture(GL_TEXTURE_COLLECTION_DMP, gas->CollectionLUT_ID);  in SetGasColorTable()
217         gas->RR[i] = gasColorTable[3 * i + 0];  in SetGasColorTable()
218         gas->GG[i] = gasColorTable[3 * i + 1];  in SetGasColorTable()
219         gas->BB[i] = gasColorTable[3 * i + 2];  in SetGasColorTable()
221         gas->RR[8 + i] = gasColorTable[3 * (i + 1) + 0] - gasColorTable[3 * i + 0];  in SetGasColorTable()
222         gas->GG[8 + i] = gasColorTable[3 * (i + 1) + 1] - gasColorTable[3 * i + 1];  in SetGasColorTable()
223         gas->BB[8 + i] = gasColorTable[3 * (i + 1) + 2] - gasColorTable[3 * i + 2];  in SetGasColorTable()
225     gas->RR[15] = 0.0f;  in SetGasColorTable()
226     gas->GG[15] = 0.0f;  in SetGasColorTable()
227     gas->BB[15] = 0.0f;  in SetGasColorTable()
229     glBindTexture(GL_LUT_TEXTURE1_DMP, gas->gasTransfert_ID[0]);  in SetGasColorTable()
230 …glTexImage1D(GL_LUT_TEXTURE1_DMP, 0, GL_LUMINANCEF_DMP, 16, 0, GL_LUMINANCEF_DMP, GL_FLOAT, gas->R…  in SetGasColorTable()
232     glBindTexture(GL_LUT_TEXTURE2_DMP, gas->gasTransfert_ID[1]);  in SetGasColorTable()
233 …glTexImage1D(GL_LUT_TEXTURE2_DMP, 0, GL_LUMINANCEF_DMP, 16, 0, GL_LUMINANCEF_DMP, GL_FLOAT, gas->G…  in SetGasColorTable()
235     glBindTexture(GL_LUT_TEXTURE3_DMP, gas->gasTransfert_ID[2]);  in SetGasColorTable()
236 …glTexImage1D(GL_LUT_TEXTURE3_DMP, 0, GL_LUMINANCEF_DMP, 16, 0, GL_LUMINANCEF_DMP, GL_FLOAT, gas->B…  in SetGasColorTable()
269     glBindTexture(GL_TEXTURE_2D, gas.pattern[0]);  in GasAccumulation()
285     glUniform1f(glGetUniformLocation(pAccId, "dmp_Gas.deltaZ"), gas._dela_z);  in GasAccumulation()
290     nn::math::MTX44Transpose(&m, &gas.pSys.m_partsys_center);  in GasAccumulation()
293     nn::math::MTX44Transpose(&m, &gas.pSys.m_partsys_radius);  in GasAccumulation()
296     nn::math::MTX44Transpose(&m, &gas.pSys.m_partsys_color);  in GasAccumulation()
299     nn::math::MTX44Transpose(&m, &gas.pSys.m_partsys_aspect);  in GasAccumulation()
314 …glUniform1fv(glGetUniformLocation(pAccId, "dmp_PartSys.countMax"), 1, &gas.pSys.m_particleCountMax…  in GasAccumulation()
315 …glUniform2fv(glGetUniformLocation(pAccId, "dmp_PartSys.pointSize"), 1, &gas.pSys.m_size_min_max[0]…  in GasAccumulation()
316     glUniform1fv(glGetUniformLocation(pAccId, "dmp_PartSys.speed"), 1, &gas.pSys.m_speed);  in GasAccumulation()
318     glUniform4fv(glGetUniformLocation(pAccId, "dmp_PartSys.randomCore"), 1, &gas.pSys.m_prng[0]);  in GasAccumulation()
319 … glUniform4fv(glGetUniformLocation(pAccId, "dmp_PartSys.randSeed"), 1, &gas.pSys.m_random_seed[0]);  in GasAccumulation()
321     glUniform1fv(glGetUniformLocation(pAccId, "dmp_PartSys.time"), 1, &gas.pSys.simulationTime);  in GasAccumulation()
324         glBindBuffer(GL_ARRAY_BUFFER, gas.pSys.m_pSysPositionID);  in GasAccumulation()
389     glUniform1i(glGetUniformLocation(pPostId, "dmp_Gas.shadingDensitySrc"), gas.shadingDensitySrc);  in GasShading()
390     glUniform1i(glGetUniformLocation(pPostId, "dmp_Gas.colorLutInput"), gas.colorLutInput);  in GasShading()
391     glUniform1f(glGetUniformLocation(pPostId, "dmp_Gas.accMax"), gas._densMax);  in GasShading()
392     glUniform4fv(glGetUniformLocation(pPostId, "dmp_Gas.lightZ"), 1, gas._LightZ);  in GasShading()
393     glUniform3fv(glGetUniformLocation(pPostId, "dmp_Gas.lightXY"), 1, gas._LightXY);  in GasShading()
405     glBindTexture(GL_TEXTURE_COLLECTION_DMP, gas.CollectionLUT_ID);  in GasShading()
412     glBindBuffer(GL_ARRAY_BUFFER, gas.quad_vertBuf_ID);  in GasShading()
415     glBindBuffer(GL_ARRAY_BUFFER, gas.quad_texBuf_ID);  in GasShading()
418     glBindBuffer(GL_ARRAY_BUFFER, gas.quad_colBuf_ID);  in GasShading()
421     glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, gas.quad_index_ID);  in GasShading()