1 files changed, 243 insertions, 0 deletions

diff --git a/src/renderer/ParticleMgr.cpp b/src/renderer/ParticleMgr.cpp
new file mode 100644
index 00000000..3387d471
--- /dev/null
+++ b/src/renderer/ParticleMgr.cpp
@@ -0,0 +1,243 @@
+#include "common.h"
+
+#include "main.h"
+#include "FileMgr.h"
+#include "ParticleMgr.h"
+
+cParticleSystemMgr mod_ParticleSystemManager;
+
+const char *ParticleFilename = "PARTICLE.CFG";
+
+cParticleSystemMgr::cParticleSystemMgr()
+{
+	memset(this, 0, sizeof(*this));
+}
+
+void cParticleSystemMgr::Initialise()
+{
+	LoadParticleData();
+	
+	for ( int32 i = 0; i < MAX_PARTICLES; i++ )
+		m_aParticles[i].m_pParticles = nil;
+}
+
+void cParticleSystemMgr::LoadParticleData()
+{
+	CFileMgr::SetDir("DATA");
+	CFileMgr::LoadFile(ParticleFilename, work_buff, ARRAY_SIZE(work_buff), "r");
+	CFileMgr::SetDir("");
+	
+	tParticleSystemData *entry = nil;
+	int32 type = PARTICLE_FIRST;
+	
+	char *lineStart = (char *)work_buff;
+	char *lineEnd = lineStart + 1;
+	
+	char line[500];
+	char delims[4];
+
+	while ( true )
+	{
+		ASSERT(lineStart != nil);
+		ASSERT(lineEnd != nil);
+		
+		while ( *lineEnd != '\n' )
+			++lineEnd;
+		
+		int32 lineLength = lineEnd - lineStart;
+		
+		ASSERT(lineLength < 500);
+
+		strncpy(line, lineStart, lineLength);
+		
+		line[lineLength] = '\0';
+		
+		if ( !strcmp(line, ";the end") )
+			break;
+		
+		if ( *line != ';' )
+		{
+			int32 param = CFG_PARAM_FIRST;
+
+			strcpy(delims, " \t");
+			
+			char *value = strtok(line, delims);
+			
+			ASSERT(value != nil);
+			
+			do
+			{	
+				switch ( param )
+				{
+					case CFG_PARAM_PARTICLE_TYPE_NAME:
+						ASSERT(type < MAX_PARTICLES);
+						entry = &m_aParticles[type];
+						ASSERT(entry != nil);
+						entry->m_Type = (tParticleType)type++;
+						strcpy(entry->m_aName, value);
+						break;
+
+					case CFG_PARAM_RENDER_COLOURING_R:
+						entry->m_RenderColouring.red = atoi(value);
+						break;
+
+					case CFG_PARAM_RENDER_COLOURING_G:
+						entry->m_RenderColouring.green = atoi(value);
+						break;
+
+					case CFG_PARAM_RENDER_COLOURING_B:
+						entry->m_RenderColouring.blue = atoi(value);
+						break;
+
+					case CFG_PARAM_INITIAL_COLOR_VARIATION:
+						entry->m_InitialColorVariation = Min(atoi(value), 100);
+						break;
+
+					case CFG_PARAM_FADE_DESTINATION_COLOR_R:
+						entry->m_FadeDestinationColor.red = atoi(value);
+						break;
+
+					case CFG_PARAM_FADE_DESTINATION_COLOR_G:
+						entry->m_FadeDestinationColor.green = atoi(value);
+						break;
+
+					case CFG_PARAM_FADE_DESTINATION_COLOR_B:
+						entry->m_FadeDestinationColor.blue = atoi(value);
+						break;
+
+					case CFG_PARAM_COLOR_FADE_TIME:
+						entry->m_ColorFadeTime = atoi(value);
+						break;
+
+					case CFG_PARAM_DEFAULT_INITIAL_RADIUS:
+						entry->m_fDefaultInitialRadius = atof(value);
+						break;
+
+					case CFG_PARAM_EXPANSION_RATE:
+						entry->m_fExpansionRate = atof(value);
+						break;
+
+					case CFG_PARAM_INITIAL_INTENSITY:
+						entry->m_nFadeToBlackInitialIntensity = atoi(value);
+						break;
+
+					case CFG_PARAM_FADE_TIME:
+						entry->m_nFadeToBlackTime = atoi(value);
+						break;
+
+					case CFG_PARAM_FADE_AMOUNT:
+						entry->m_nFadeToBlackAmount = atoi(value);
+						break;
+
+					case CFG_PARAM_INITIAL_ALPHA_INTENSITY:
+						entry->m_nFadeAlphaInitialIntensity = atoi(value);
+						break;
+
+					case CFG_PARAM_FADE_ALPHA_TIME:
+						entry->m_nFadeAlphaTime = atoi(value);
+						break;
+
+					case CFG_PARAM_FADE_ALPHA_AMOUNT:
+						entry->m_nFadeAlphaAmount = atoi(value);
+						break;
+
+					case CFG_PARAM_INITIAL_ANGLE:
+						entry->m_nZRotationInitialAngle = atoi(value);
+						break;
+
+					case CFG_PARAM_CHANGE_TIME:
+						entry->m_nZRotationChangeTime = atoi(value);
+						break;
+
+					case CFG_PARAM_ANGLE_CHANGE_AMOUNT:
+						entry->m_nZRotationAngleChangeAmount = atoi(value);
+						break;
+
+					case CFG_PARAM_INITIAL_Z_RADIUS:
+						entry->m_fInitialZRadius = atof(value);
+						break;
+
+					case CFG_PARAM_Z_RADIUS_CHANGE_TIME:
+						entry->m_nZRadiusChangeTime = atoi(value);
+						break;
+
+					case CFG_PARAM_Z_RADIUS_CHANGE_AMOUNT:
+						entry->m_fZRadiusChangeAmount = atof(value);
+						break;
+
+					case CFG_PARAM_ANIMATION_SPEED:
+						entry->m_nAnimationSpeed = atoi(value);
+						break;
+
+					case CFG_PARAM_START_ANIMATION_FRAME:
+						entry->m_nStartAnimationFrame = atoi(value);
+						break;
+
+					case CFG_PARAM_FINAL_ANIMATION_FRAME:
+						entry->m_nFinalAnimationFrame = atoi(value);
+						break;
+
+					case CFG_PARAM_ROTATION_SPEED:
+						entry->m_nRotationSpeed = atoi(value);
+						break;
+
+					case CFG_PARAM_GRAVITATIONAL_ACCELERATION:
+						entry->m_fGravitationalAcceleration = atof(value);
+						break;
+
+					case CFG_PARAM_FRICTION_DECCELERATION:
+						entry->m_nFrictionDecceleration = atoi(value);
+						break;
+
+					case CFG_PARAM_LIFE_SPAN:
+						entry->m_nLifeSpan = atoi(value);
+						break;
+
+					case CFG_PARAM_POSITION_RANDOM_ERROR:
+						entry->m_fPositionRandomError = atof(value);
+						break;
+
+					case CFG_PARAM_VELOCITY_RANDOM_ERROR:
+						entry->m_fVelocityRandomError = atof(value);
+						break;
+
+					case CFG_PARAM_EXPANSION_RATE_ERROR:
+						entry->m_fExpansionRateError = atof(value);
+						break;
+
+					case CFG_PARAM_ROTATION_RATE_ERROR:
+						entry->m_nRotationRateError = atoi(value);
+						break;
+
+					case CFG_PARAM_LIFE_SPAN_ERROR_SHAPE:
+						entry->m_nLifeSpanErrorShape = atoi(value);
+						break;
+
+					case CFG_PARAM_TRAIL_LENGTH_MULTIPLIER:
+						entry->m_fTrailLengthMultiplier = atof(value);
+						break;
+
+					case CFG_PARAM_PARTICLE_CREATE_RANGE:
+						entry->m_fCreateRange = SQR(atof(value));
+						break;
+
+					case CFG_PARAM_FLAGS:
+						entry->Flags = atoi(value);
+						break;
+				}
+				
+				value = strtok(nil, delims);
+
+				param++;
+
+				if ( param > CFG_PARAM_LAST )
+					param = CFG_PARAM_FIRST;
+		
+			} while ( value != nil );
+		}
+		
+		lineEnd++;
+		lineStart = lineEnd;
+		lineEnd++;
+	}
+}