mirror of
https://github.com/thug1src/thug.git
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123 lines
4.9 KiB
C++
123 lines
4.9 KiB
C++
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/*****************************************************************************
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** **
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** Neversoft Entertainment **
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** **
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** Copyright (C) 1999 - All Rights Reserved **
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** **
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******************************************************************************
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** **
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** Project: GFX (Graphics Library) **
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** **
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** Module: Graphics (GFX) **
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** **
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** File name: particle.cpp **
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** **
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** Created: 03/27/02 - dc **
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** **
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** Description: Low level particle rendering code **
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** **
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*****************************************************************************/
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/*****************************************************************************
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** Includes **
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*****************************************************************************/
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#include <xtl.h>
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#include <core/math.h>
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#include <gfx/NxTexMan.h>
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#include <gfx/xbox/p_nxtexture.h>
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#include "render.h"
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#include "particles.h"
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/*****************************************************************************
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** DBG Information **
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*****************************************************************************/
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/*****************************************************************************
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** Externals **
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*****************************************************************************/
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namespace NxXbox
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{
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/*****************************************************************************
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** Defines **
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*****************************************************************************/
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/*****************************************************************************
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** Private Types **
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*****************************************************************************/
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/*****************************************************************************
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** Private Data **
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*****************************************************************************/
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/*****************************************************************************
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** Public Data **
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*****************************************************************************/
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/*****************************************************************************
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** Private Prototypes **
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*****************************************************************************/
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/*****************************************************************************
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** Private Functions **
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*****************************************************************************/
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/*****************************************************************************
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** Public Functions **
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*****************************************************************************/
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/******************************************************************/
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/* */
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/* */
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/******************************************************************/
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sParticleSystem::sParticleSystem( uint32 max_particles, eParticleType type, uint32 texture_checksum, uint32 blendmode_checksum, int fix, int num_segments, int history )
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{
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// Obtain the texture.
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Nx::CTexture * p_texture = Nx::CTexDictManager::sp_particle_tex_dict->GetTexture( texture_checksum );
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Nx::CXboxTexture *p_xbox_texture = static_cast<Nx::CXboxTexture*>( p_texture );
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NxXbox::sTexture *p_engine_texture = NULL;
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if( p_xbox_texture )
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{
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p_engine_texture = p_xbox_texture->GetEngineTexture();
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}
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// Create a (semi-transparent) material used to render the mesh.
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sMaterial *p_material = new sMaterial();
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p_material->m_flags[0] = 0x40 | (( p_engine_texture ) ? MATFLAG_TEXTURED : 0 );
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p_material->m_checksum = (uint32)rand() * (uint32)rand();
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p_material->m_passes = 1;
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p_material->mp_tex[0] = p_engine_texture;
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p_material->m_reg_alpha[0] = GetBlendMode( blendmode_checksum ) | ((uint32)fix << 24 );
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p_material->m_color[0][0] = 0.5f;
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p_material->m_color[0][1] = 0.5f;
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p_material->m_color[0][2] = 0.5f;
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p_material->m_color[0][3] = fix * ( 1.0f / 128.0f );
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p_material->m_uv_addressing[0] = 0;
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p_material->m_k[0] = 0.0f;
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p_material->m_alpha_cutoff = 1;
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p_material->m_no_bfc = true;
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p_material->m_uv_wibble = false;
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mp_material = p_material;
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}
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/******************************************************************/
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/* */
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/* */
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/******************************************************************/
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sParticleSystem::~sParticleSystem( void )
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{
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delete mp_material;
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}
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} // namespace NxXbox
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