env map rendering

24 files changed, 991 insertions, 20 deletions

diff --git a/src/core/main.cpp b/src/core/main.cpp
index ea6f25ec..03a7fcc2 100644
--- a/src/core/main.cpp
+++ b/src/core/main.cpp
@@ -1159,6 +1159,8 @@ if(gbRenderWorld1)
 if(gbRenderRoads)
 	CRenderer::RenderRoads();
 
+	CRenderer::GenerateEnvironmentMap();	// should be after static shadows, but that's weird
+
 	CRenderer::RenderPeds();
 
 	// not sure where to put these since LCS has no underwater entities
@@ -1172,7 +1174,7 @@ if(gbRenderWater)
 
 if(gbRenderEverythingBarRoads)
 	CRenderer::RenderEverythingBarRoads();
-	// get env map here?
+	// seam fixer
 	// moved this:
 	// CRenderer::RenderFadingInEntities();
 }
@@ -1195,7 +1197,6 @@ void
 RenderEffects_new(void)
 {
 	CShadows::RenderStaticShadows();
-	// CRenderer::GenerateEnvironmentMap
 	CShadows::RenderStoredShadows();
 	CSkidmarks::Render();
 	CRubbish::Render();
diff --git a/src/core/re3.cpp b/src/core/re3.cpp
index 3a5488d1..65bb61b4 100644
--- a/src/core/re3.cpp
+++ b/src/core/re3.cpp
@@ -578,22 +578,19 @@ DebugMenuPopulate(void)
 		DebugMenuAddCmd("Spawn", "Spawn Stinger", [](){ SpawnCar(MI_STINGER); });
 		DebugMenuAddCmd("Spawn", "Spawn Infernus", [](){ SpawnCar(MI_INFERNUS); });
 		DebugMenuAddCmd("Spawn", "Spawn Cheetah", [](){ SpawnCar(MI_CHEETAH); });
-		DebugMenuAddCmd("Spawn", "Spawn Phoenix", [](){ SpawnCar(MI_PHEONIX); });
+		DebugMenuAddCmd("Spawn", "Spawn Esprit", [](){ SpawnCar(MI_ESPRIT); });
 		DebugMenuAddCmd("Spawn", "Spawn Banshee", [](){ SpawnCar(MI_BANSHEE); });
 		DebugMenuAddCmd("Spawn", "Spawn Esperanto", [](){ SpawnCar(MI_ESPERANT); });
 		DebugMenuAddCmd("Spawn", "Spawn Stallion", [](){ SpawnCar(MI_STALLION); });
-		DebugMenuAddCmd("Spawn", "Spawn Admiral", [](){ SpawnCar(MI_ADMIRAL); });
-		DebugMenuAddCmd("Spawn", "Spawn Washington", [](){ SpawnCar(MI_WASHING); });
+		DebugMenuAddCmd("Spawn", "Spawn Mafia", [](){ SpawnCar(MI_MAFIA); });
+		DebugMenuAddCmd("Spawn", "Spawn Kuruma", [](){ SpawnCar(MI_KURUMA); });
 		DebugMenuAddCmd("Spawn", "Spawn Taxi", [](){ SpawnCar(MI_TAXI); });
 		DebugMenuAddCmd("Spawn", "Spawn Police", [](){ SpawnCar(MI_POLICE); });
 		DebugMenuAddCmd("Spawn", "Spawn Enforcer", [](){ SpawnCar(MI_ENFORCER); });
-		DebugMenuAddCmd("Spawn", "Spawn Cuban", [](){ SpawnCar(MI_CUBAN); });
-		DebugMenuAddCmd("Spawn", "Spawn Voodoo", [](){ SpawnCar(MI_VOODOO); });
+		DebugMenuAddCmd("Spawn", "Spawn Diablo", [](){ SpawnCar(MI_DIABLOS); });
+		DebugMenuAddCmd("Spawn", "Spawn Yardie", [](){ SpawnCar(MI_YARDIE); });
 		DebugMenuAddCmd("Spawn", "Spawn BF injection", [](){ SpawnCar(MI_BFINJECT); });
 		DebugMenuAddCmd("Spawn", "Spawn Maverick", [](){ SpawnCar(MI_MAVERICK); });
-		DebugMenuAddCmd("Spawn", "Spawn VCN Maverick", [](){ SpawnCar(MI_VCNMAV); });
-		DebugMenuAddCmd("Spawn", "Spawn Sparrow", [](){ SpawnCar(MI_SPARROW); });
-		DebugMenuAddCmd("Spawn", "Spawn Sea Sparrow", [](){ SpawnCar(MI_SEASPAR); });
 		DebugMenuAddCmd("Spawn", "Spawn Hunter", [](){ SpawnCar(MI_HUNTER); });
 		DebugMenuAddCmd("Spawn", "Spawn Rhino", [](){ SpawnCar(MI_RHINO); });
 		DebugMenuAddCmd("Spawn", "Spawn Firetruck", [](){ SpawnCar(MI_FIRETRUCK); });
@@ -601,8 +598,6 @@ DebugMenuPopulate(void)
 		DebugMenuAddCmd("Spawn", "Spawn PCJ 600", [](){ SpawnCar(MI_PCJ600); });
 		DebugMenuAddCmd("Spawn", "Spawn Faggio", [](){ SpawnCar(MI_FAGGIO); });
 		DebugMenuAddCmd("Spawn", "Spawn Freeway", [](){ SpawnCar(MI_FREEWAY); });
-		DebugMenuAddCmd("Spawn", "Spawn Squalo", [](){ SpawnCar(MI_SQUALO); });
-		DebugMenuAddCmd("Spawn", "Spawn Skimmer", [](){ SpawnCar(MI_SKIMMER); });
 
 		DebugMenuAddVarBool8("Render", "Draw hud", &CHud::m_Wants_To_Draw_Hud, nil);
 		DebugMenuAddVarBool8("Render", "Backface Culling", &gBackfaceCulling, nil);
@@ -651,6 +646,7 @@ extern bool gbRenderWorld2;
 		e = DebugMenuAddVar("Render", "Vehicle Pipeline", &CustomPipes::VehiclePipeSwitch, nil,
 			1, CustomPipes::VEHICLEPIPE_MATFX, CustomPipes::VEHICLEPIPE_NEO, vehpipenames);
 		DebugMenuEntrySetWrap(e, true);
+		DebugMenuAddVarBool8("Render", "Chrome cheat", &CustomPipes::bChromeCheat, nil);
 		DebugMenuAddVar("Render", "Neo Vehicle Shininess", &CustomPipes::VehicleShininess, nil, 0.1f, 0, 1.0f);
 		DebugMenuAddVar("Render", "Neo Vehicle Specularity", &CustomPipes::VehicleSpecularity, nil, 0.1f, 0, 1.0f);
 		DebugMenuAddVarBool8("Render", "Neo Ped Rim light enable", &CustomPipes::RimlightEnable, nil);
diff --git a/src/extras/custompipes.cpp b/src/extras/custompipes.cpp
index 2cecf1c0..f7f8bbe5 100644
--- a/src/extras/custompipes.cpp
+++ b/src/extras/custompipes.cpp
@@ -46,13 +46,14 @@ CustomMatCopy(void *dst, void *src, int32, int32)
 
 rw::TexDictionary *neoTxd;
 
+bool bChromeCheat;
 bool bRenderingEnvMap;
 int32 EnvMapSize = 128;
 rw::Camera *EnvMapCam;
 rw::Texture *EnvMapTex;
 rw::Texture *EnvMaskTex;
-static rw::RWDEVICE::Im2DVertex EnvScreenQuad[4];
-static int16 QuadIndices[6] = { 0, 1, 2, 0, 2, 3 };
+rw::RWDEVICE::Im2DVertex EnvScreenQuad[4];
+int16 QuadIndices[6] = { 0, 1, 2, 0, 2, 3 };
 
 static rw::Camera*
 CreateEnvMapCam(rw::World *world)
diff --git a/src/extras/custompipes.h b/src/extras/custompipes.h
index f9181fe9..aed34520 100644
--- a/src/extras/custompipes.h
+++ b/src/extras/custompipes.h
@@ -75,11 +75,14 @@ void CustomPipeInit(void);
 void CustomPipeShutdown(void);
 void SetTxdFindCallback(void);
 
+extern bool bChromeCheat;
 extern bool bRenderingEnvMap;
 extern int32 EnvMapSize;
 extern rw::Camera *EnvMapCam;
 extern rw::Texture *EnvMapTex;
 extern rw::Texture *EnvMaskTex;
+extern rw::RWDEVICE::Im2DVertex EnvScreenQuad[4];
+extern int16 QuadIndices[6];
 void EnvMapRender(void);
 
 enum {
diff --git a/src/extras/custompipes_d3d9.cpp b/src/extras/custompipes_d3d9.cpp
index 993a64ce..2483bb30 100644
--- a/src/extras/custompipes_d3d9.cpp
+++ b/src/extras/custompipes_d3d9.cpp
@@ -4,6 +4,8 @@
 #ifdef RW_D3D9
 #ifdef EXTENDED_PIPELINES
 
+#include "rpmatfx.h"
+
 #include "main.h"
 #include "RwHelper.h"
 #include "Lights.h"
@@ -42,13 +44,112 @@ enum {
 	VSLOC_emissive = rw::d3d::VSLOC_afterLights,
 	VSLOC_ambient,
 
-	PSLOC_colorscale = 1
+	PSLOC_colorscale = 1,
+
+	// Leed vehicle
+	VSLOC_texMat = rw::d3d::VSLOC_afterLights,
+
+	PSLOC_shininess = 1,
+
 };
 
 /*
- * Neo Vehicle pipe
+ * Leeds & Neo Vehicle pipe
  */
 
+static void *leedsVehicle_VS;
+static void *leedsVehicle_blend_PS;
+static void *leedsVehicle_add_PS;
+
+static rw::RawMatrix normal2texcoord_flipU = {
+	{ -0.5f,  0.0f, 0.0f }, 0.0f,
+	{ 0.0f, -0.5f, 0.0f }, 0.0f,
+	{ 0.0f,  0.0f, 1.0f }, 0.0f,
+	{ 0.5f,  0.5f, 0.0f }, 1.0f
+};
+
+void
+uploadEnvMatrix(rw::Frame *frame)
+{
+	using namespace rw;
+	Matrix invMat;
+	if(frame == nil)
+		frame = engine->currentCamera->getFrame();
+
+	RawMatrix envMtx, invMtx;
+	Matrix tmp = *frame->getLTM();
+	// Now the weird part: we remove the camera pitch
+	tmp.at.z = 0.0f;
+	tmp.at = normalize(tmp.at);
+	tmp.right.x = -tmp.at.y;
+	tmp.right.y = tmp.at.x;
+	tmp.right.z = 0.0f;;
+	tmp.up.set(0.0f, 0.0f, 1.0f);
+	tmp.pos.set(0.0f, 0.0f, 0.0f);
+	tmp.flags = Matrix::TYPEORTHONORMAL;
+
+	Matrix::invert(&invMat, &tmp);
+	convMatrix(&invMtx, &invMat);
+	RawMatrix::mult(&envMtx, &invMtx, &normal2texcoord_flipU);
+	d3d::d3ddevice->SetVertexShaderConstantF(VSLOC_texMat, (float*)&envMtx, 4);
+}
+
+void
+leedsVehicleRenderCB(rw::Atomic *atomic, rw::d3d9::InstanceDataHeader *header)
+{
+	using namespace rw;
+	using namespace rw::d3d;
+	using namespace rw::d3d9;
+
+	int vsBits;
+	setStreamSource(0, header->vertexStream[0].vertexBuffer, 0, header->vertexStream[0].stride);
+	setIndices(header->indexBuffer);
+	setVertexDeclaration(header->vertexDeclaration);
+
+	vsBits = lightingCB_Shader(atomic);
+	uploadMatrices(atomic->getFrame()->getLTM());
+
+	setVertexShader(leedsVehicle_VS);
+	if(bChromeCheat)
+		setPixelShader(leedsVehicle_blend_PS);
+	else
+		setPixelShader(leedsVehicle_add_PS);
+
+	d3d::setTexture(1, EnvMapTex);
+	uploadEnvMatrix(nil);
+
+	SetRenderState(SRCBLEND, BLENDONE);
+
+	InstanceData *inst = header->inst;
+	for(rw::uint32 i = 0; i < header->numMeshes; i++){
+		Material *m = inst->material;
+
+		SetRenderState(VERTEXALPHA, inst->vertexAlpha || m->color.alpha != 255);
+
+		float coef = 0.0f;
+		if(RpMatFXMaterialGetEffects(m) == rpMATFXEFFECTENVMAP)
+			coef = RpMatFXMaterialGetEnvMapCoefficient(m);
+		coef *= 0.5f;
+		if(bChromeCheat && coef > 0.0f)
+			coef = 1.0f;
+		d3ddevice->SetPixelShaderConstantF(PSLOC_shininess, (float*)&coef, 1);
+
+		setMaterial(m->color, m->surfaceProps);
+
+		if(m->texture)
+			d3d::setTexture(0, m->texture);
+		else
+			d3d::setTexture(0, gpWhiteTexture);
+
+		drawInst(header, inst);
+		inst++;
+	}
+
+	d3d::setTexture(1, nil);
+
+	SetRenderState(SRCBLEND, BLENDSRCALPHA);
+}
+
 static void *neoVehicle_VS;
 static void *neoVehicle_PS;
 
@@ -90,7 +191,8 @@ vehicleRenderCB(rw::Atomic *atomic, rw::d3d9::InstanceDataHeader *header)
 
 	// TODO: make this less of a kludge
 	if(VehiclePipeSwitch == VEHICLEPIPE_MATFX){
-		matFXGlobals.pipelines[rw::platform]->render(atomic);
+		leedsVehicleRenderCB(atomic, header);
+	//	matFXGlobals.pipelines[rw::platform]->render(atomic);
 		return;
 	}
 
@@ -164,6 +266,18 @@ CreateVehiclePipe(void)
 	neoVehicle_PS = rw::d3d::createPixelShader(neoVehicle_PS_cso);
 	assert(neoVehicle_PS);
 
+#include "shaders/leedsVehicle_VS.inc"
+	leedsVehicle_VS = rw::d3d::createVertexShader(leedsVehicle_VS_cso);
+	assert(leedsVehicle_VS);
+
+#include "shaders/leedsVehicle_blend_PS.inc"
+	leedsVehicle_blend_PS = rw::d3d::createPixelShader(leedsVehicle_blend_PS_cso);
+	assert(leedsVehicle_blend_PS);
+
+#include "shaders/leedsVehicle_add_PS.inc"
+	leedsVehicle_add_PS = rw::d3d::createPixelShader(leedsVehicle_add_PS_cso);
+	assert(leedsVehicle_add_PS);
+
 
 	rw::d3d9::ObjPipeline *pipe = rw::d3d9::ObjPipeline::create();
 	pipe->instanceCB = rw::d3d9::defaultInstanceCB;
@@ -181,6 +295,15 @@ DestroyVehiclePipe(void)
 	rw::d3d::destroyPixelShader(neoVehicle_PS);
 	neoVehicle_PS = nil;
 
+	rw::d3d::destroyVertexShader(leedsVehicle_VS);
+	leedsVehicle_VS = nil;
+
+	rw::d3d::destroyPixelShader(leedsVehicle_blend_PS);
+	leedsVehicle_blend_PS = nil;
+
+	rw::d3d::destroyPixelShader(leedsVehicle_add_PS);
+	leedsVehicle_add_PS = nil;
+
 	((rw::d3d9::ObjPipeline*)vehiclePipe)->destroy();
 	vehiclePipe = nil;
 }
@@ -688,6 +811,16 @@ RenderBlendPass(int pass)
 	setVertexShader(CustomPipes::leedsBuilding_VS);
 	setPixelShader(CustomPipes::scale_PS);
 
+	RGBAf amb, emiss;
+	amb.red = CTimeCycle::GetAmbientRed();
+	amb.green = CTimeCycle::GetAmbientGreen();
+	amb.blue = CTimeCycle::GetAmbientBlue();
+	amb.alpha = 1.0f;
+	emiss = pAmbient->color;
+
+	d3ddevice->SetVertexShaderConstantF(CustomPipes::VSLOC_ambient, (float*)&amb, 1);
+	d3ddevice->SetVertexShaderConstantF(CustomPipes::VSLOC_emissive, (float*)&emiss, 1);
+
 	float colorscale[4];
 	colorscale[3] = 1.0f;
 
diff --git a/src/extras/custompipes_gl.cpp b/src/extras/custompipes_gl.cpp
index 193a4ac6..e9350802 100644
--- a/src/extras/custompipes_gl.cpp
+++ b/src/extras/custompipes_gl.cpp
@@ -3,6 +3,8 @@
 #ifdef RW_OPENGL
 #ifdef EXTENDED_PIPELINES
 
+#include "rpmatfx.h"
+
 #include "main.h"
 #include "RwHelper.h"
 #include "Lights.h"
@@ -37,14 +39,126 @@ static int32 u_amb;
 static int32 u_emiss;
 static int32 u_colorscale;
 
+static int32 u_texMatrix;
+static int32 u_fxparams;
+
 #define U(i) currentShader->uniformLocations[i]
 
 /*
- * Neo Vehicle pipe
+ * Leeds & Neo Vehicle pipe
  */
 
+rw::gl3::Shader *leedsVehicleShader_add;
+rw::gl3::Shader *leedsVehicleShader_blend;
+
 rw::gl3::Shader *neoVehicleShader;
 
+static rw::RawMatrix normal2texcoord_flipU = {
+	{ -0.5f,  0.0f, 0.0f }, 0.0f,
+	{ 0.0f, -0.5f, 0.0f }, 0.0f,
+	{ 0.0f,  0.0f, 1.0f }, 0.0f,
+	{ 0.5f,  0.5f, 0.0f }, 1.0f
+};
+
+static void
+uploadEnvMatrix(rw::Frame *frame)
+{
+	using namespace rw;
+	using namespace rw::gl3;
+
+	Matrix invMat;
+	if(frame == nil)
+		frame = engine->currentCamera->getFrame();
+
+	// cache the matrix across multiple meshes
+	static RawMatrix envMtx;
+// can't do it, frame matrix may change
+//	if(frame != lastEnvFrame){
+//		lastEnvFrame = frame;
+	{
+
+		Matrix tmp = *frame->getLTM();
+		// Now the weird part: we remove the camera pitch
+		tmp.at.z = 0.0f;
+		tmp.at = normalize(tmp.at);
+		tmp.right.x = -tmp.at.y;
+		tmp.right.y = tmp.at.x;
+		tmp.right.z = 0.0f;;
+		tmp.up.set(0.0f, 0.0f, 1.0f);
+		tmp.pos.set(0.0f, 0.0f, 0.0f);
+		tmp.flags = Matrix::TYPEORTHONORMAL;
+
+		RawMatrix invMtx;
+		Matrix::invert(&invMat, &tmp);
+		convMatrix(&invMtx, &invMat);
+		RawMatrix::mult(&envMtx, &invMtx, &normal2texcoord_flipU);
+	}
+	glUniformMatrix4fv(U(u_texMatrix), 1, GL_FALSE, (float*)&envMtx);
+}
+
+static void
+leedsVehicleRenderCB(rw::Atomic *atomic, rw::gl3::InstanceDataHeader *header)
+{
+	using namespace rw;
+	using namespace rw::gl3;
+
+	Material *m;
+
+	setWorldMatrix(atomic->getFrame()->getLTM());
+	lightingCB(atomic);
+
+#ifdef RW_GL_USE_VAOS
+	glBindVertexArray(header->vao);
+#else
+	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, header->ibo);
+	glBindBuffer(GL_ARRAY_BUFFER, header->vbo);
+	setAttribPointers(header->attribDesc, header->numAttribs);
+#endif
+
+	InstanceData *inst = header->inst;
+	rw::int32 n = header->numMeshes;
+
+	if(bChromeCheat)
+		leedsVehicleShader_blend->use();
+	else
+		leedsVehicleShader_add->use();
+
+	setTexture(1, EnvMapTex);
+	uploadEnvMatrix(nil);
+
+	SetRenderState(SRCBLEND, BLENDONE);
+
+	while(n--){
+		m = inst->material;
+
+		rw::SetRenderState(VERTEXALPHA, inst->vertexAlpha || m->color.alpha != 0xFF);
+
+		float coef = 0.0f;
+		if(RpMatFXMaterialGetEffects(m) == rpMATFXEFFECTENVMAP)
+			coef = RpMatFXMaterialGetEnvMapCoefficient(m);
+		coef *= 0.5f;
+		if(bChromeCheat && coef > 0.0f)
+			coef = 1.0f;
+		glUniform1f(U(u_fxparams), coef);
+
+		setMaterial(m->color, m->surfaceProps);
+
+		setTexture(0, m->texture);
+
+		drawInst(header, inst);
+		inst++;
+	}
+
+	setTexture(1, nil);
+
+	SetRenderState(SRCBLEND, BLENDSRCALPHA);
+
+#ifndef RW_GL_USE_VAOS
+	disableAttribPointers(header->attribDesc, header->numAttribs);
+#endif
+}
+
+
 static void
 uploadSpecLights(void)
 {
@@ -85,7 +199,8 @@ vehicleRenderCB(rw::Atomic *atomic, rw::gl3::InstanceDataHeader *header)
 
 	// TODO: make this less of a kludge
 	if(VehiclePipeSwitch == VEHICLEPIPE_MATFX){
-		matFXGlobals.pipelines[rw::platform]->render(atomic);
+		leedsVehicleRenderCB(atomic, header);
+//		matFXGlobals.pipelines[rw::platform]->render(atomic);
 		return;
 	}
 
@@ -172,6 +287,19 @@ CreateVehiclePipe(void)
 	assert(neoVehicleShader);
 	}
 
+	{
+#include "shaders/leedsVehicle_add_gl.inc"
+#include "shaders/leedsVehicle_blend_gl.inc"
+#include "shaders/leedsVehicle_vs_gl.inc"
+	const char *vs[] = { shaderDecl, header_vert_src, leedsVehicle_vert_src, nil };
+	const char *fs_add[] = { shaderDecl, header_frag_src, leedsVehicle_add_frag_src, nil };
+	const char *fs_blend[] = { shaderDecl, header_frag_src, leedsVehicle_blend_frag_src, nil };
+	leedsVehicleShader_add = Shader::create(vs, fs_add);
+	assert(leedsVehicleShader_add);
+	leedsVehicleShader_blend = Shader::create(vs, fs_blend);
+	assert(leedsVehicleShader_blend);
+	}
+
 
 	rw::gl3::ObjPipeline *pipe = rw::gl3::ObjPipeline::create();
 	pipe->instanceCB = rw::gl3::defaultInstanceCB;
@@ -186,6 +314,12 @@ DestroyVehiclePipe(void)
 	neoVehicleShader->destroy();
 	neoVehicleShader = nil;
 
+	leedsVehicleShader_add->destroy();
+	leedsVehicleShader_add = nil;
+
+	leedsVehicleShader_blend->destroy();
+	leedsVehicleShader_blend = nil;
+
 	((rw::gl3::ObjPipeline*)vehiclePipe)->destroy();
 	vehiclePipe = nil;
 }
@@ -611,6 +745,9 @@ CustomPipeRegisterGL(void)
 	u_amb = rw::gl3::registerUniform("u_amb");
 	u_emiss = rw::gl3::registerUniform("u_emiss");
 	u_colorscale = rw::gl3::registerUniform("u_colorscale");
+
+	u_texMatrix = rw::gl3::registerUniform("u_texMatrix");
+	u_fxparams = rw::gl3::registerUniform("u_fxparams");
 }
 
 
diff --git a/src/extras/shaders/Makefile b/src/extras/shaders/Makefile
index 355d71af..7fa0f125 100644
--- a/src/extras/shaders/Makefile
+++ b/src/extras/shaders/Makefile
@@ -4,7 +4,8 @@ all: im2d_gl.inc simple_fs_gl.inc default_UV2_gl.inc \
 	neoWorldVC_fs_gl.inc neoGloss_vs_gl.inc neoGloss_fs_gl.inc \
 	neoVehicle_vs_gl.inc neoVehicle_fs_gl.inc \
 	im2d_UV2_gl.inc screenDroplet_fs_gl.inc \
-	leedsBuilding_vs_gl.inc scale_fs_gl.inc
+	leedsBuilding_vs_gl.inc scale_fs_gl.inc \
+	leedsVehicle_vs_gl.inc leedsVehicle_add_gl.inc leedsVehicle_blend_gl.inc
 
 im2d_gl.inc: im2d.vert
 	(echo 'const char *im2d_vert_src =';\
@@ -87,3 +88,18 @@ scale_fs_gl.inc: scale.frag
 	(echo 'const char *scale_frag_src =';\
 	 sed 's/..*/"&\\n"/' scale.frag;\
 	 echo ';') >scale_fs_gl.inc
+
+leedsVehicle_vs_gl.inc: leedsVehicle.vert
+	(echo 'const char *leedsVehicle_vert_src =';\
+	 sed 's/..*/"&\\n"/' leedsVehicle.vert;\
+	 echo ';') >leedsVehicle_vs_gl.inc
+
+leedsVehicle_add_gl.inc: leedsVehicle_add.frag
+	(echo 'const char *leedsVehicle_add_frag_src =';\
+	 sed 's/..*/"&\\n"/' leedsVehicle_add.frag;\
+	 echo ';') >leedsVehicle_add_gl.inc
+
+leedsVehicle_blend_gl.inc: leedsVehicle_blend.frag
+	(echo 'const char *leedsVehicle_blend_frag_src =';\
+	 sed 's/..*/"&\\n"/' leedsVehicle_blend.frag;\
+	 echo ';') >leedsVehicle_blend_gl.inc
diff --git a/src/extras/shaders/leedsVehicle.vert b/src/extras/shaders/leedsVehicle.vert
new file mode 100644
index 00000000..b93c7ea0
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle.vert
@@ -0,0 +1,27 @@
+uniform mat4 u_texMatrix;
+
+VSIN(ATTRIB_POS)	vec3 in_pos;
+
+VSOUT vec4 v_color;
+VSOUT vec2 v_tex0;
+VSOUT vec2 v_tex1;
+VSOUT float v_fog;
+
+void
+main(void)
+{
+	vec4 Vertex = u_world * vec4(in_pos, 1.0);
+	gl_Position = u_proj * u_view * Vertex;
+	vec3 Normal = mat3(u_world) * in_normal;
+
+	v_tex0 = in_tex0;
+	v_tex1 = (u_texMatrix * vec4(Normal, 1.0)).xy;
+
+	v_color = in_color;
+	v_color.rgb += u_ambLight.rgb*surfAmbient;
+	v_color.rgb += DoDynamicLight(Vertex.xyz, Normal)*surfDiffuse;
+	v_color = clamp(v_color, 0.0, 1.0);
+	v_color *= u_matColor;
+
+	v_fog = DoFog(gl_Position.w);
+}
diff --git a/src/extras/shaders/leedsVehicle_VS.cso b/src/extras/shaders/leedsVehicle_VS.cso
new file mode 100644
index 00000000..57db3798
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_VS.cso
diff --git a/src/extras/shaders/leedsVehicle_VS.hlsl b/src/extras/shaders/leedsVehicle_VS.hlsl
new file mode 100644
index 00000000..eb53313a
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_VS.hlsl
@@ -0,0 +1,45 @@
+#include "standardConstants.h"
+
+float4x4	texMat	: register(c41);
+
+struct VS_in
+{
+	float4 Position		: POSITION;
+	float3 Normal		: NORMAL;
+	float2 TexCoord		: TEXCOORD0;
+	float4 Prelight		: COLOR0;
+};
+
+struct VS_out {
+	float4 Position		: POSITION;
+	float3 TexCoord0	: TEXCOORD0;	// also fog
+	float2 TexCoord1	: TEXCOORD1;
+	float4 Color		: COLOR0;
+};
+
+
+VS_out main(in VS_in input)
+{
+	VS_out output;
+
+	output.Position = mul(combinedMat, input.Position);
+	float3 V = mul(worldMat, input.Position).xyz;
+	float3 N = mul(normalMat, input.Normal);
+
+	output.TexCoord0.xy = input.TexCoord;
+	output.TexCoord1 = mul(texMat, float4(N, 1.0)).xy;
+
+	output.Color = input.Prelight;
+	output.Color.rgb += ambientLight.rgb * surfAmbient;
+
+	int i;
+	for(i = 0; i < numDirLights; i++)
+		output.Color.xyz += DoDirLight(lights[i+firstDirLight], N)*surfDiffuse;
+	// PS2 clamps before material color
+	output.Color = clamp(output.Color, 0.0, 1.0);
+	output.Color *= matCol;
+
+	output.TexCoord0.z = clamp((output.Position.w - fogEnd)*fogRange, fogDisable, 1.0);
+
+	return output;
+}
diff --git a/src/extras/shaders/leedsVehicle_VS.inc b/src/extras/shaders/leedsVehicle_VS.inc
new file mode 100644
index 00000000..89527d72
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_VS.inc
@@ -0,0 +1,103 @@
+static unsigned char leedsVehicle_VS_cso[] = {
+  0x00, 0x02, 0xfe, 0xff, 0xfe, 0xff, 0x8d, 0x00, 0x43, 0x54, 0x41, 0x42,
+  0x1c, 0x00, 0x00, 0x00, 0xfc, 0x01, 0x00, 0x00, 0x00, 0x02, 0xfe, 0xff,
+  0x0a, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
+  0xf5, 0x01, 0x00, 0x00, 0xe4, 0x00, 0x00, 0x00, 0x02, 0x00, 0x0f, 0x00,
+  0x01, 0x00, 0x3e, 0x00, 0xf4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x04, 0x01, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x04, 0x00, 0x02, 0x00,
+  0x10, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x01, 0x00, 0x00,
+  0x02, 0x00, 0x10, 0x00, 0x01, 0x00, 0x42, 0x00, 0x2c, 0x01, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x3c, 0x01, 0x00, 0x00, 0x02, 0x00, 0x0e, 0x00,
+  0x01, 0x00, 0x3a, 0x00, 0xf4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x44, 0x01, 0x00, 0x00, 0x02, 0x00, 0x11, 0x00, 0x18, 0x00, 0x46, 0x00,
+  0x90, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa0, 0x01, 0x00, 0x00,
+  0x02, 0x00, 0x0c, 0x00, 0x01, 0x00, 0x32, 0x00, 0xf4, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0xa7, 0x01, 0x00, 0x00, 0x02, 0x00, 0x08, 0x00,
+  0x03, 0x00, 0x22, 0x00, 0xb4, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0xc4, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02, 0x00,
+  0xd4, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe4, 0x01, 0x00, 0x00,
+  0x02, 0x00, 0x0d, 0x00, 0x01, 0x00, 0x36, 0x00, 0xf4, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0xee, 0x01, 0x00, 0x00, 0x02, 0x00, 0x29, 0x00,
+  0x04, 0x00, 0xa6, 0x00, 0x10, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x61, 0x6d, 0x62, 0x69, 0x65, 0x6e, 0x74, 0x4c, 0x69, 0x67, 0x68, 0x74,
+  0x00, 0xab, 0xab, 0xab, 0x01, 0x00, 0x03, 0x00, 0x01, 0x00, 0x04, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x6f, 0x6d, 0x62,
+  0x69, 0x6e, 0x65, 0x64, 0x4d, 0x61, 0x74, 0x00, 0x03, 0x00, 0x03, 0x00,
+  0x04, 0x00, 0x04, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x66, 0x69, 0x72, 0x73, 0x74, 0x4c, 0x69, 0x67, 0x68, 0x74, 0x00, 0xab,
+  0x01, 0x00, 0x02, 0x00, 0x01, 0x00, 0x04, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x66, 0x6f, 0x67, 0x44, 0x61, 0x74, 0x61, 0x00,
+  0x6c, 0x69, 0x67, 0x68, 0x74, 0x73, 0x00, 0x63, 0x6f, 0x6c, 0x6f, 0x72,
+  0x00, 0xab, 0xab, 0xab, 0x01, 0x00, 0x03, 0x00, 0x01, 0x00, 0x04, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x70, 0x6f, 0x73, 0x69,
+  0x74, 0x69, 0x6f, 0x6e, 0x00, 0x64, 0x69, 0x72, 0x65, 0x63, 0x74, 0x69,
+  0x6f, 0x6e, 0x00, 0xab, 0x4b, 0x01, 0x00, 0x00, 0x54, 0x01, 0x00, 0x00,
+  0x64, 0x01, 0x00, 0x00, 0x54, 0x01, 0x00, 0x00, 0x6d, 0x01, 0x00, 0x00,
+  0x54, 0x01, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, 0x01, 0x00, 0x0c, 0x00,
+  0x08, 0x00, 0x03, 0x00, 0x78, 0x01, 0x00, 0x00, 0x6d, 0x61, 0x74, 0x43,
+  0x6f, 0x6c, 0x00, 0x6e, 0x6f, 0x72, 0x6d, 0x61, 0x6c, 0x4d, 0x61, 0x74,
+  0x00, 0xab, 0xab, 0xab, 0x03, 0x00, 0x03, 0x00, 0x03, 0x00, 0x03, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0x75, 0x6d, 0x44,
+  0x69, 0x72, 0x4c, 0x69, 0x67, 0x68, 0x74, 0x73, 0x00, 0xab, 0xab, 0xab,
+  0x00, 0x00, 0x02, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x73, 0x75, 0x72, 0x66, 0x50, 0x72, 0x6f, 0x70,
+  0x73, 0x00, 0x74, 0x65, 0x78, 0x4d, 0x61, 0x74, 0x00, 0x76, 0x73, 0x5f,
+  0x32, 0x5f, 0x30, 0x00, 0x4d, 0x69, 0x63, 0x72, 0x6f, 0x73, 0x6f, 0x66,
+  0x74, 0x20, 0x28, 0x52, 0x29, 0x20, 0x48, 0x4c, 0x53, 0x4c, 0x20, 0x53,
+  0x68, 0x61, 0x64, 0x65, 0x72, 0x20, 0x43, 0x6f, 0x6d, 0x70, 0x69, 0x6c,
+  0x65, 0x72, 0x20, 0x39, 0x2e, 0x32, 0x39, 0x2e, 0x39, 0x35, 0x32, 0x2e,
+  0x33, 0x31, 0x31, 0x31, 0x00, 0xab, 0xab, 0xab, 0x51, 0x00, 0x00, 0x05,
+  0x04, 0x00, 0x0f, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x40,
+  0x00, 0x00, 0x80, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x1f, 0x00, 0x00, 0x02,
+  0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x0f, 0x90, 0x1f, 0x00, 0x00, 0x02,
+  0x03, 0x00, 0x00, 0x80, 0x01, 0x00, 0x0f, 0x90, 0x1f, 0x00, 0x00, 0x02,
+  0x05, 0x00, 0x00, 0x80, 0x02, 0x00, 0x0f, 0x90, 0x1f, 0x00, 0x00, 0x02,
+  0x0a, 0x00, 0x00, 0x80, 0x03, 0x00, 0x0f, 0x90, 0x05, 0x00, 0x00, 0x03,
+  0x00, 0x00, 0x0f, 0x80, 0x00, 0x00, 0x55, 0x90, 0x01, 0x00, 0xe4, 0xa0,
+  0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x0f, 0x80, 0x00, 0x00, 0xe4, 0xa0,
+  0x00, 0x00, 0x00, 0x90, 0x00, 0x00, 0xe4, 0x80, 0x04, 0x00, 0x00, 0x04,
+  0x00, 0x00, 0x0f, 0x80, 0x02, 0x00, 0xe4, 0xa0, 0x00, 0x00, 0xaa, 0x90,
+  0x00, 0x00, 0xe4, 0x80, 0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x0f, 0x80,
+  0x03, 0x00, 0xe4, 0xa0, 0x00, 0x00, 0xff, 0x90, 0x00, 0x00, 0xe4, 0x80,
+  0x01, 0x00, 0x00, 0x02, 0x00, 0x00, 0x0f, 0xc0, 0x00, 0x00, 0xe4, 0x80,
+  0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x07, 0x80, 0x01, 0x00, 0x55, 0x90,
+  0x09, 0x00, 0xe4, 0xa0, 0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x07, 0x80,
+  0x08, 0x00, 0xe4, 0xa0, 0x01, 0x00, 0x00, 0x90, 0x00, 0x00, 0xe4, 0x80,
+  0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x07, 0x80, 0x0a, 0x00, 0xe4, 0xa0,
+  0x01, 0x00, 0xaa, 0x90, 0x00, 0x00, 0xe4, 0x80, 0x01, 0x00, 0x00, 0x02,
+  0x01, 0x00, 0x01, 0x80, 0x0d, 0x00, 0x00, 0xa0, 0x04, 0x00, 0x00, 0x04,
+  0x01, 0x00, 0x07, 0x80, 0x0f, 0x00, 0xe4, 0xa0, 0x01, 0x00, 0x00, 0x80,
+  0x03, 0x00, 0xe4, 0x90, 0x01, 0x00, 0x00, 0x02, 0x02, 0x00, 0x07, 0x80,
+  0x01, 0x00, 0xe4, 0x80, 0x01, 0x00, 0x00, 0x02, 0x01, 0x00, 0x08, 0x80,
+  0x04, 0x00, 0x00, 0xa0, 0x26, 0x00, 0x00, 0x01, 0x00, 0x00, 0xe4, 0xf0,
+  0x02, 0x00, 0x00, 0x03, 0x03, 0x00, 0x01, 0x80, 0x01, 0x00, 0xff, 0x80,
+  0x10, 0x00, 0x00, 0xa0, 0x05, 0x00, 0x00, 0x03, 0x03, 0x00, 0x01, 0x80,
+  0x03, 0x00, 0x00, 0x80, 0x04, 0x00, 0x55, 0xa0, 0x2e, 0x00, 0x00, 0x02,
+  0x00, 0x00, 0x01, 0xb0, 0x03, 0x00, 0x00, 0x80, 0x08, 0x00, 0x00, 0x04,
+  0x03, 0x00, 0x01, 0x80, 0x00, 0x00, 0xe4, 0x80, 0x13, 0x20, 0xe4, 0xa1,
+  0x00, 0x00, 0x00, 0xb0, 0x0b, 0x00, 0x00, 0x03, 0x03, 0x00, 0x01, 0x80,
+  0x03, 0x00, 0x00, 0x80, 0x04, 0x00, 0x00, 0xa0, 0x05, 0x00, 0x00, 0x04,
+  0x03, 0x00, 0x07, 0x80, 0x03, 0x00, 0x00, 0x80, 0x11, 0x20, 0xe4, 0xa0,
+  0x00, 0x00, 0x00, 0xb0, 0x04, 0x00, 0x00, 0x04, 0x02, 0x00, 0x07, 0x80,
+  0x03, 0x00, 0xe4, 0x80, 0x0d, 0x00, 0xaa, 0xa0, 0x02, 0x00, 0xe4, 0x80,
+  0x02, 0x00, 0x00, 0x03, 0x01, 0x00, 0x08, 0x80, 0x01, 0x00, 0xff, 0x80,
+  0x04, 0x00, 0xaa, 0xa0, 0x27, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x02,
+  0x02, 0x00, 0x08, 0x80, 0x03, 0x00, 0xff, 0x90, 0x0b, 0x00, 0x00, 0x03,
+  0x01, 0x00, 0x0f, 0x80, 0x02, 0x00, 0xe4, 0x80, 0x04, 0x00, 0x00, 0xa0,
+  0x0a, 0x00, 0x00, 0x03, 0x01, 0x00, 0x0f, 0x80, 0x01, 0x00, 0xe4, 0x80,
+  0x04, 0x00, 0xaa, 0xa0, 0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x0f, 0xd0,
+  0x01, 0x00, 0xe4, 0x80, 0x0c, 0x00, 0xe4, 0xa0, 0x05, 0x00, 0x00, 0x03,
+  0x01, 0x00, 0x03, 0x80, 0x00, 0x00, 0x55, 0x80, 0x2a, 0x00, 0xe4, 0xa0,
+  0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x03, 0x80, 0x29, 0x00, 0xe4, 0xa0,
+  0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0xe4, 0x80, 0x04, 0x00, 0x00, 0x04,
+  0x00, 0x00, 0x03, 0x80, 0x2b, 0x00, 0xe4, 0xa0, 0x00, 0x00, 0xaa, 0x80,
+  0x00, 0x00, 0xe4, 0x80, 0x02, 0x00, 0x00, 0x03, 0x01, 0x00, 0x03, 0xe0,
+  0x00, 0x00, 0xe4, 0x80, 0x2c, 0x00, 0xe4, 0xa0, 0x02, 0x00, 0x00, 0x03,
+  0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0xff, 0x80, 0x0e, 0x00, 0x55, 0xa1,
+  0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x00, 0x80,
+  0x0e, 0x00, 0xaa, 0xa0, 0x0b, 0x00, 0x00, 0x03, 0x00, 0x00, 0x01, 0x80,
+  0x00, 0x00, 0x00, 0x80, 0x0e, 0x00, 0xff, 0xa0, 0x0a, 0x00, 0x00, 0x03,
+  0x00, 0x00, 0x04, 0xe0, 0x00, 0x00, 0x00, 0x80, 0x04, 0x00, 0xaa, 0xa0,
+  0x01, 0x00, 0x00, 0x02, 0x00, 0x00, 0x03, 0xe0, 0x02, 0x00, 0xe4, 0x90,
+  0xff, 0xff, 0x00, 0x00
+};
diff --git a/src/extras/shaders/leedsVehicle_add.frag b/src/extras/shaders/leedsVehicle_add.frag
new file mode 100644
index 00000000..e9bcef74
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_add.frag
@@ -0,0 +1,32 @@
+uniform sampler2D tex0;
+uniform sampler2D tex1;
+
+uniform float u_fxparams;
+
+#define shininess (u_fxparams)
+
+FSIN vec4 v_color;
+FSIN vec2 v_tex0;
+FSIN vec2 v_tex1;
+FSIN float v_fog;
+
+void
+main(void)
+{
+	vec4 pass1 = v_color*texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));
+	vec4 pass2 = texture(tex1, vec2(v_tex1.x, 1.0-v_tex1.y));
+	pass2.a *= shininess;
+
+	pass1.rgb = mix(u_fogColor.rgb, pass1.rgb, v_fog);
+	pass2.rgb = mix(vec3(0.0, 0.0, 0.0), pass2.rgb, v_fog);
+
+	// We simulate drawing this in two passes.
+	// We premultiply alpha so render state should be one.
+	vec4 color;
+	color.rgb = pass1.rgb*pass1.a + pass2.rgb*pass2.a;
+	color.a = pass1.a;
+
+	DoAlphaTest(color.a);
+
+	FRAGCOLOR(color);
+}
diff --git a/src/extras/shaders/leedsVehicle_add_PS.cso b/src/extras/shaders/leedsVehicle_add_PS.cso
new file mode 100644
index 00000000..11db8b0e
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_add_PS.cso
diff --git a/src/extras/shaders/leedsVehicle_add_PS.hlsl b/src/extras/shaders/leedsVehicle_add_PS.hlsl
new file mode 100644
index 00000000..943926cf
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_add_PS.hlsl
@@ -0,0 +1,34 @@
+struct VS_out {
+	float4 Position		: POSITION;
+	float3 TexCoord0	: TEXCOORD0;
+	float2 TexCoord1	: TEXCOORD1;
+	float4 Color		: COLOR0;
+};
+
+sampler2D diffTex : register(s0);
+sampler2D envTex : register(s1);
+
+float4 fogColor : register(c0);
+
+float4 fxparams : register(c1);
+
+#define shininess (fxparams.x)
+
+float4 main(VS_out input) : COLOR
+{
+	float4 pass1 = input.Color*tex2D(diffTex, input.TexCoord0.xy);
+	float4 pass2 = tex2D(envTex, input.TexCoord1.xy);
+	pass2.a *= shininess;
+
+	pass1.rgb = lerp(fogColor.rgb, pass1.rgb, input.TexCoord0.z);
+	pass2.rgb = lerp(float3(0.0, 0.0, 0.0), pass2.rgb, input.TexCoord0.z);
+
+	// We simulate drawing this in two passes.
+	// First pass with standard blending, second with addition
+	// We premultiply alpha so render state should be one.
+	float4 color;
+	color.rgb = pass1.rgb*pass1.a + pass2.rgb*pass2.a;
+	color.a = pass1.a;
+
+	return color;
+}
diff --git a/src/extras/shaders/leedsVehicle_add_PS.inc b/src/extras/shaders/leedsVehicle_add_PS.inc
new file mode 100644
index 00000000..dc8378f4
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_add_PS.inc
@@ -0,0 +1,44 @@
+static unsigned char leedsVehicle_add_PS_cso[] = {
+  0x00, 0x02, 0xff, 0xff, 0xfe, 0xff, 0x40, 0x00, 0x43, 0x54, 0x41, 0x42,
+  0x1c, 0x00, 0x00, 0x00, 0xc8, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xff,
+  0x04, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
+  0xc1, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x02, 0x00, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x84, 0x00, 0x00, 0x00, 0x03, 0x00, 0x01, 0x00, 0x01, 0x00, 0x06, 0x00,
+  0x8c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x9c, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0xa8, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0xb8, 0x00, 0x00, 0x00, 0x02, 0x00, 0x01, 0x00,
+  0x01, 0x00, 0x06, 0x00, 0xa8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x64, 0x69, 0x66, 0x66, 0x54, 0x65, 0x78, 0x00, 0x04, 0x00, 0x0c, 0x00,
+  0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x65, 0x6e, 0x76, 0x54, 0x65, 0x78, 0x00, 0xab, 0x04, 0x00, 0x0c, 0x00,
+  0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x66, 0x6f, 0x67, 0x43, 0x6f, 0x6c, 0x6f, 0x72, 0x00, 0xab, 0xab, 0xab,
+  0x01, 0x00, 0x03, 0x00, 0x01, 0x00, 0x04, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x66, 0x78, 0x70, 0x61, 0x72, 0x61, 0x6d, 0x73,
+  0x00, 0x70, 0x73, 0x5f, 0x32, 0x5f, 0x30, 0x00, 0x4d, 0x69, 0x63, 0x72,
+  0x6f, 0x73, 0x6f, 0x66, 0x74, 0x20, 0x28, 0x52, 0x29, 0x20, 0x48, 0x4c,
+  0x53, 0x4c, 0x20, 0x53, 0x68, 0x61, 0x64, 0x65, 0x72, 0x20, 0x43, 0x6f,
+  0x6d, 0x70, 0x69, 0x6c, 0x65, 0x72, 0x20, 0x39, 0x2e, 0x32, 0x39, 0x2e,
+  0x39, 0x35, 0x32, 0x2e, 0x33, 0x31, 0x31, 0x31, 0x00, 0xab, 0xab, 0xab,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x07, 0xb0,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0x03, 0xb0,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x0f, 0x90,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x90, 0x00, 0x08, 0x0f, 0xa0,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x90, 0x01, 0x08, 0x0f, 0xa0,
+  0x42, 0x00, 0x00, 0x03, 0x00, 0x00, 0x0f, 0x80, 0x01, 0x00, 0xe4, 0xb0,
+  0x01, 0x08, 0xe4, 0xa0, 0x42, 0x00, 0x00, 0x03, 0x01, 0x00, 0x0f, 0x80,
+  0x00, 0x00, 0xe4, 0xb0, 0x00, 0x08, 0xe4, 0xa0, 0x05, 0x00, 0x00, 0x03,
+  0x00, 0x00, 0x08, 0x80, 0x00, 0x00, 0xff, 0x80, 0x01, 0x00, 0x00, 0xa0,
+  0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x07, 0x80, 0x00, 0x00, 0xe4, 0x80,
+  0x00, 0x00, 0xaa, 0xb0, 0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x07, 0x80,
+  0x00, 0x00, 0xff, 0x80, 0x00, 0x00, 0xe4, 0x80, 0x04, 0x00, 0x00, 0x04,
+  0x01, 0x00, 0x07, 0x80, 0x00, 0x00, 0xe4, 0x90, 0x01, 0x00, 0xe4, 0x80,
+  0x00, 0x00, 0xe4, 0xa1, 0x05, 0x00, 0x00, 0x03, 0x02, 0x00, 0x08, 0x80,
+  0x01, 0x00, 0xff, 0x80, 0x00, 0x00, 0xff, 0x90, 0x04, 0x00, 0x00, 0x04,
+  0x01, 0x00, 0x07, 0x80, 0x00, 0x00, 0xaa, 0xb0, 0x01, 0x00, 0xe4, 0x80,
+  0x00, 0x00, 0xe4, 0xa0, 0x04, 0x00, 0x00, 0x04, 0x02, 0x00, 0x07, 0x80,
+  0x01, 0x00, 0xe4, 0x80, 0x02, 0x00, 0xff, 0x80, 0x00, 0x00, 0xe4, 0x80,
+  0x01, 0x00, 0x00, 0x02, 0x00, 0x08, 0x0f, 0x80, 0x02, 0x00, 0xe4, 0x80,
+  0xff, 0xff, 0x00, 0x00
+};
diff --git a/src/extras/shaders/leedsVehicle_add_gl.inc b/src/extras/shaders/leedsVehicle_add_gl.inc
new file mode 100644
index 00000000..a9835b13
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_add_gl.inc
@@ -0,0 +1,34 @@
+const char *leedsVehicle_add_frag_src =
+"uniform sampler2D tex0;\n"
+"uniform sampler2D tex1;\n"
+
+"uniform float u_fxparams;\n"
+
+"#define shininess (u_fxparams)\n"
+
+"FSIN vec4 v_color;\n"
+"FSIN vec2 v_tex0;\n"
+"FSIN vec2 v_tex1;\n"
+"FSIN float v_fog;\n"
+
+"void\n"
+"main(void)\n"
+"{\n"
+"	vec4 pass1 = v_color*texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));\n"
+"	vec4 pass2 = texture(tex1, vec2(v_tex1.x, 1.0-v_tex1.y));\n"
+"	pass2.a *= shininess;\n"
+
+"	pass1.rgb = mix(u_fogColor.rgb, pass1.rgb, v_fog);\n"
+"	pass2.rgb = mix(vec3(0.0, 0.0, 0.0), pass2.rgb, v_fog);\n"
+
+"	// We simulate drawing this in two passes.\n"
+"	// We premultiply alpha so render state should be one.\n"
+"	vec4 color;\n"
+"	color.rgb = pass1.rgb*pass1.a + pass2.rgb*pass2.a;\n"
+"	color.a = pass1.a;\n"
+
+"	DoAlphaTest(color.a);\n"
+
+"	FRAGCOLOR(color);\n"
+"}\n"
+;
diff --git a/src/extras/shaders/leedsVehicle_blend.frag b/src/extras/shaders/leedsVehicle_blend.frag
new file mode 100644
index 00000000..a3fab072
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_blend.frag
@@ -0,0 +1,32 @@
+uniform sampler2D tex0;
+uniform sampler2D tex1;
+
+uniform float u_fxparams;
+
+#define shininess (u_fxparams)
+
+FSIN vec4 v_color;
+FSIN vec2 v_tex0;
+FSIN vec2 v_tex1;
+FSIN float v_fog;
+
+void
+main(void)
+{
+	vec4 pass1 = v_color*texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));
+	vec4 pass2 = texture(tex1, vec2(v_tex1.x, 1.0-v_tex1.y));
+	pass2.a *= shininess;
+
+	pass1.rgb = mix(u_fogColor.rgb, pass1.rgb, v_fog);
+	pass2.rgb = mix(vec3(0.0, 0.0, 0.0), pass2.rgb, v_fog);
+
+	// We simulate drawing this in two passes.
+	// We premultiply alpha so render state should be one.
+	vec4 color;
+	color.rgb = pass1.rgb*pass1.a*(1.0-pass2.a) + pass2.rgb*pass2.a;
+	color.a = pass1.a*(1.0-pass2.a) + pass2.a;
+
+	DoAlphaTest(color.a);
+
+	FRAGCOLOR(color);
+}
diff --git a/src/extras/shaders/leedsVehicle_blend_PS.cso b/src/extras/shaders/leedsVehicle_blend_PS.cso
new file mode 100644
index 00000000..8d104803
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_blend_PS.cso
diff --git a/src/extras/shaders/leedsVehicle_blend_PS.hlsl b/src/extras/shaders/leedsVehicle_blend_PS.hlsl
new file mode 100644
index 00000000..e32970b2
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_blend_PS.hlsl
@@ -0,0 +1,33 @@
+struct VS_out {
+	float4 Position		: POSITION;
+	float3 TexCoord0	: TEXCOORD0;
+	float2 TexCoord1	: TEXCOORD1;
+	float4 Color		: COLOR0;
+};
+
+sampler2D diffTex : register(s0);
+sampler2D envTex : register(s1);
+
+float4 fogColor : register(c0);
+
+float4 fxparams : register(c1);
+
+#define shininess (fxparams.x)
+
+float4 main(VS_out input) : COLOR
+{
+	float4 pass1 = input.Color*tex2D(diffTex, input.TexCoord0.xy);
+	float4 pass2 = tex2D(envTex, input.TexCoord1.xy);
+	pass2.a *= shininess;
+
+	pass1.rgb = lerp(fogColor.rgb, pass1.rgb, input.TexCoord0.z);
+	pass2.rgb = lerp(float3(0.0, 0.0, 0.0), pass2.rgb, input.TexCoord0.z);
+
+	// We simulate drawing this in two passes.
+	// We premultiply alpha so render state should be one.
+	float4 color;
+	color.rgb = pass1.rgb*pass1.a*(1.0-pass2.a) + pass2.rgb*pass2.a;
+	color.a = pass1.a*(1.0-pass2.a) + pass2.a;
+
+	return color;
+}
diff --git a/src/extras/shaders/leedsVehicle_blend_PS.inc b/src/extras/shaders/leedsVehicle_blend_PS.inc
new file mode 100644
index 00000000..94fb000c
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_blend_PS.inc
@@ -0,0 +1,50 @@
+static unsigned char leedsVehicle_blend_PS_cso[] = {
+  0x00, 0x02, 0xff, 0xff, 0xfe, 0xff, 0x40, 0x00, 0x43, 0x54, 0x41, 0x42,
+  0x1c, 0x00, 0x00, 0x00, 0xc8, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xff,
+  0x04, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
+  0xc1, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x02, 0x00, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x84, 0x00, 0x00, 0x00, 0x03, 0x00, 0x01, 0x00, 0x01, 0x00, 0x06, 0x00,
+  0x8c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x9c, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0xa8, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0xb8, 0x00, 0x00, 0x00, 0x02, 0x00, 0x01, 0x00,
+  0x01, 0x00, 0x06, 0x00, 0xa8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x64, 0x69, 0x66, 0x66, 0x54, 0x65, 0x78, 0x00, 0x04, 0x00, 0x0c, 0x00,
+  0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x65, 0x6e, 0x76, 0x54, 0x65, 0x78, 0x00, 0xab, 0x04, 0x00, 0x0c, 0x00,
+  0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x66, 0x6f, 0x67, 0x43, 0x6f, 0x6c, 0x6f, 0x72, 0x00, 0xab, 0xab, 0xab,
+  0x01, 0x00, 0x03, 0x00, 0x01, 0x00, 0x04, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x66, 0x78, 0x70, 0x61, 0x72, 0x61, 0x6d, 0x73,
+  0x00, 0x70, 0x73, 0x5f, 0x32, 0x5f, 0x30, 0x00, 0x4d, 0x69, 0x63, 0x72,
+  0x6f, 0x73, 0x6f, 0x66, 0x74, 0x20, 0x28, 0x52, 0x29, 0x20, 0x48, 0x4c,
+  0x53, 0x4c, 0x20, 0x53, 0x68, 0x61, 0x64, 0x65, 0x72, 0x20, 0x43, 0x6f,
+  0x6d, 0x70, 0x69, 0x6c, 0x65, 0x72, 0x20, 0x39, 0x2e, 0x32, 0x39, 0x2e,
+  0x39, 0x35, 0x32, 0x2e, 0x33, 0x31, 0x31, 0x31, 0x00, 0xab, 0xab, 0xab,
+  0x51, 0x00, 0x00, 0x05, 0x02, 0x00, 0x0f, 0xa0, 0x00, 0x00, 0x80, 0x3f,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x07, 0xb0,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0x03, 0xb0,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x0f, 0x90,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x90, 0x00, 0x08, 0x0f, 0xa0,
+  0x1f, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x90, 0x01, 0x08, 0x0f, 0xa0,
+  0x42, 0x00, 0x00, 0x03, 0x00, 0x00, 0x0f, 0x80, 0x00, 0x00, 0xe4, 0xb0,
+  0x00, 0x08, 0xe4, 0xa0, 0x42, 0x00, 0x00, 0x03, 0x01, 0x00, 0x0f, 0x80,
+  0x01, 0x00, 0xe4, 0xb0, 0x01, 0x08, 0xe4, 0xa0, 0x04, 0x00, 0x00, 0x04,
+  0x00, 0x00, 0x07, 0x80, 0x00, 0x00, 0xe4, 0x90, 0x00, 0x00, 0xe4, 0x80,
+  0x00, 0x00, 0xe4, 0xa1, 0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x08, 0x80,
+  0x00, 0x00, 0xff, 0x80, 0x00, 0x00, 0xff, 0x90, 0x04, 0x00, 0x00, 0x04,
+  0x00, 0x00, 0x07, 0x80, 0x00, 0x00, 0xaa, 0xb0, 0x00, 0x00, 0xe4, 0x80,
+  0x00, 0x00, 0xe4, 0xa0, 0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x07, 0x80,
+  0x00, 0x00, 0xff, 0x80, 0x00, 0x00, 0xe4, 0x80, 0x05, 0x00, 0x00, 0x03,
+  0x01, 0x00, 0x07, 0x80, 0x01, 0x00, 0xe4, 0x80, 0x00, 0x00, 0xaa, 0xb0,
+  0x05, 0x00, 0x00, 0x03, 0x02, 0x00, 0x08, 0x80, 0x01, 0x00, 0xff, 0x80,
+  0x01, 0x00, 0x00, 0xa0, 0x01, 0x00, 0x00, 0x02, 0x02, 0x00, 0x01, 0x80,
+  0x01, 0x00, 0x00, 0xa0, 0x04, 0x00, 0x00, 0x04, 0x01, 0x00, 0x08, 0x80,
+  0x01, 0x00, 0xff, 0x80, 0x02, 0x00, 0x00, 0x81, 0x02, 0x00, 0x00, 0xa0,
+  0x04, 0x00, 0x00, 0x04, 0x03, 0x00, 0x08, 0x80, 0x00, 0x00, 0xff, 0x80,
+  0x01, 0x00, 0xff, 0x80, 0x02, 0x00, 0xff, 0x80, 0x12, 0x00, 0x00, 0x04,
+  0x03, 0x00, 0x07, 0x80, 0x02, 0x00, 0xff, 0x80, 0x01, 0x00, 0xe4, 0x80,
+  0x00, 0x00, 0xe4, 0x80, 0x01, 0x00, 0x00, 0x02, 0x00, 0x08, 0x0f, 0x80,
+  0x03, 0x00, 0xe4, 0x80, 0xff, 0xff, 0x00, 0x00
+};
diff --git a/src/extras/shaders/leedsVehicle_blend_gl.inc b/src/extras/shaders/leedsVehicle_blend_gl.inc
new file mode 100644
index 00000000..707afb10
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_blend_gl.inc
@@ -0,0 +1,34 @@
+const char *leedsVehicle_blend_frag_src =
+"uniform sampler2D tex0;\n"
+"uniform sampler2D tex1;\n"
+
+"uniform float u_fxparams;\n"
+
+"#define shininess (u_fxparams)\n"
+
+"FSIN vec4 v_color;\n"
+"FSIN vec2 v_tex0;\n"
+"FSIN vec2 v_tex1;\n"
+"FSIN float v_fog;\n"
+
+"void\n"
+"main(void)\n"
+"{\n"
+"	vec4 pass1 = v_color*texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));\n"
+"	vec4 pass2 = texture(tex1, vec2(v_tex1.x, 1.0-v_tex1.y));\n"
+"	pass2.a *= shininess;\n"
+
+"	pass1.rgb = mix(u_fogColor.rgb, pass1.rgb, v_fog);\n"
+"	pass2.rgb = mix(vec3(0.0, 0.0, 0.0), pass2.rgb, v_fog);\n"
+
+"	// We simulate drawing this in two passes.\n"
+"	// We premultiply alpha so render state should be one.\n"
+"	vec4 color;\n"
+"	color.rgb = pass1.rgb*pass1.a*(1.0-pass2.a) + pass2.rgb*pass2.a;\n"
+"	color.a = pass1.a*(1.0-pass2.a) + pass2.a;\n"
+
+"	DoAlphaTest(color.a);\n"
+
+"	FRAGCOLOR(color);\n"
+"}\n"
+;
diff --git a/src/extras/shaders/leedsVehicle_vs_gl.inc b/src/extras/shaders/leedsVehicle_vs_gl.inc
new file mode 100644
index 00000000..eb36b6e9
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_vs_gl.inc
@@ -0,0 +1,29 @@
+const char *leedsVehicle_vert_src =
+"uniform mat4 u_texMatrix;\n"
+
+"VSIN(ATTRIB_POS)	vec3 in_pos;\n"
+
+"VSOUT vec4 v_color;\n"
+"VSOUT vec2 v_tex0;\n"
+"VSOUT vec2 v_tex1;\n"
+"VSOUT float v_fog;\n"
+
+"void\n"
+"main(void)\n"
+"{\n"
+"	vec4 Vertex = u_world * vec4(in_pos, 1.0);\n"
+"	gl_Position = u_proj * u_view * Vertex;\n"
+"	vec3 Normal = mat3(u_world) * in_normal;\n"
+
+"	v_tex0 = in_tex0;\n"
+"	v_tex1 = (u_texMatrix * vec4(Normal, 1.0)).xy;\n"
+
+"	v_color = in_color;\n"
+"	v_color.rgb += u_ambLight.rgb*surfAmbient;\n"
+"	v_color.rgb += DoDynamicLight(Vertex.xyz, Normal)*surfDiffuse;\n"
+"	v_color = clamp(v_color, 0.0, 1.0);\n"
+"	v_color *= u_matColor;\n"
+
+"	v_fog = DoFog(gl_Position.w);\n"
+"}\n"
+;
diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index 91a34592..3065027b 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -2,6 +2,7 @@
 #include "common.h"
 
 #include "main.h"
+#include "General.h"
 #include "Lights.h"
 #include "ModelInfo.h"
 #include "Treadable.h"
@@ -20,6 +21,7 @@
 #include "ModelIndices.h"
 #include "Streaming.h"
 #include "Shadows.h"
+#include "Coronas.h"
 #include "PointLights.h"
 #include "Occlusion.h"
 #include "Renderer.h"
@@ -40,6 +42,8 @@ bool gbDontRenderPeds;
 bool gbDontRenderObjects;
 bool gbDontRenderVehicles;
 
+bool gbRenderDebugEnvMap;
+
 // unused
 int16 TestCloseThings;
 int16 TestBigThings;
@@ -1642,3 +1646,184 @@ CRenderer::RemoveVehiclePedLights(CEntity *ent, bool reset)
 	SetAmbientColours();
 	DeActivateDirectional();
 }
+
+
+#include "postfx.h"
+
+static RwIm2DVertex Screen2EnvQuad[4];
+static RwImVertexIndex EnvQuadIndices[6] = { 0, 1, 2, 0, 2, 3 };
+
+static void
+SetQuadVertices(RwRaster *env, RwRaster *screen, float z)
+{
+	uint32 width  = RwRasterGetWidth(env);
+	uint32 height = RwRasterGetHeight(env);
+
+	float zero, xmax, ymax;
+
+	zero = -HALFPX;
+	xmax = width - HALFPX;
+	ymax = height - HALFPX;
+
+	float recipz = 1.0f/z;
+	float umax = (float)SCREEN_WIDTH/RwRasterGetWidth(screen);
+	float vmax = (float)SCREEN_HEIGHT/RwRasterGetHeight(screen);
+
+	RwIm2DVertexSetScreenX(&Screen2EnvQuad[0], zero);
+	RwIm2DVertexSetScreenY(&Screen2EnvQuad[0], zero);
+	RwIm2DVertexSetScreenZ(&Screen2EnvQuad[0], RwIm2DGetNearScreenZ());
+	RwIm2DVertexSetCameraZ(&Screen2EnvQuad[0], z);
+	RwIm2DVertexSetRecipCameraZ(&Screen2EnvQuad[0], recipz);
+	RwIm2DVertexSetU(&Screen2EnvQuad[0], 0.0f, recipz);
+	RwIm2DVertexSetV(&Screen2EnvQuad[0], 0.0f, recipz);
+	RwIm2DVertexSetIntRGBA(&Screen2EnvQuad[0], 255, 255, 255, 255);
+
+	RwIm2DVertexSetScreenX(&Screen2EnvQuad[1], zero);
+	RwIm2DVertexSetScreenY(&Screen2EnvQuad[1], ymax);
+	RwIm2DVertexSetScreenZ(&Screen2EnvQuad[1], RwIm2DGetNearScreenZ());
+	RwIm2DVertexSetCameraZ(&Screen2EnvQuad[1], z);
+	RwIm2DVertexSetRecipCameraZ(&Screen2EnvQuad[1], recipz);
+	RwIm2DVertexSetU(&Screen2EnvQuad[1], 0.0f, recipz);
+	RwIm2DVertexSetV(&Screen2EnvQuad[1], vmax, recipz);
+	RwIm2DVertexSetIntRGBA(&Screen2EnvQuad[1], 255, 255, 255, 255);
+
+	RwIm2DVertexSetScreenX(&Screen2EnvQuad[2], xmax);
+	RwIm2DVertexSetScreenY(&Screen2EnvQuad[2], ymax);
+	RwIm2DVertexSetScreenZ(&Screen2EnvQuad[2], RwIm2DGetNearScreenZ());
+	RwIm2DVertexSetCameraZ(&Screen2EnvQuad[2], z);
+	RwIm2DVertexSetRecipCameraZ(&Screen2EnvQuad[2], recipz);
+	RwIm2DVertexSetU(&Screen2EnvQuad[2], umax, recipz);
+	RwIm2DVertexSetV(&Screen2EnvQuad[2], vmax, recipz);
+	RwIm2DVertexSetIntRGBA(&Screen2EnvQuad[2], 255, 255, 255, 255);
+
+	RwIm2DVertexSetScreenX(&Screen2EnvQuad[3], xmax);
+	RwIm2DVertexSetScreenY(&Screen2EnvQuad[3], zero);
+	RwIm2DVertexSetScreenZ(&Screen2EnvQuad[3], RwIm2DGetNearScreenZ());
+	RwIm2DVertexSetCameraZ(&Screen2EnvQuad[3], z);
+	RwIm2DVertexSetRecipCameraZ(&Screen2EnvQuad[3], recipz);
+	RwIm2DVertexSetU(&Screen2EnvQuad[3], umax, recipz);
+	RwIm2DVertexSetV(&Screen2EnvQuad[3], 0.0f, recipz);
+	RwIm2DVertexSetIntRGBA(&Screen2EnvQuad[3], 255, 255, 255, 255);
+}
+
+static RwIm2DVertex coronaVerts[4*4];
+static RwImVertexIndex coronaIndices[6*4];
+static int numCoronaVerts, numCoronaIndices;
+
+static void
+AddCorona(float x, float y, float sz)
+{
+	float nearz, recipz;
+	RwIm2DVertex *v;
+	nearz = RwIm2DGetNearScreenZ();
+	float z = RwCameraGetNearClipPlane(RwCameraGetCurrentCamera());
+	recipz = 1.0f/z;
+
+	v = &coronaVerts[numCoronaVerts];
+	RwIm2DVertexSetScreenX(&v[0], x);
+	RwIm2DVertexSetScreenY(&v[0], y);
+	RwIm2DVertexSetScreenZ(&v[0], z);
+	RwIm2DVertexSetScreenZ(&v[0], nearz);
+	RwIm2DVertexSetRecipCameraZ(&v[0], recipz);
+	RwIm2DVertexSetU(&v[0], 0.0f, recipz);
+	RwIm2DVertexSetV(&v[0], 0.0f, recipz);
+	RwIm2DVertexSetIntRGBA(&v[0], 255, 255, 255, 255);
+
+	RwIm2DVertexSetScreenX(&v[1], x);
+	RwIm2DVertexSetScreenY(&v[1], y + sz);
+	RwIm2DVertexSetScreenZ(&v[1], z);
+	RwIm2DVertexSetScreenZ(&v[1], nearz);
+	RwIm2DVertexSetRecipCameraZ(&v[1], recipz);
+	RwIm2DVertexSetU(&v[1], 0.0f, recipz);
+	RwIm2DVertexSetV(&v[1], 1.0f, recipz);
+	RwIm2DVertexSetIntRGBA(&v[1], 255, 255, 255, 255);
+
+	RwIm2DVertexSetScreenX(&v[2], x + sz);
+	RwIm2DVertexSetScreenY(&v[2], y + sz);
+	RwIm2DVertexSetScreenZ(&v[2], z);
+	RwIm2DVertexSetScreenZ(&v[2], nearz);
+	RwIm2DVertexSetRecipCameraZ(&v[2], recipz);
+	RwIm2DVertexSetU(&v[2], 1.0f, recipz);
+	RwIm2DVertexSetV(&v[2], 1.0f, recipz);
+	RwIm2DVertexSetIntRGBA(&v[2], 255, 255, 255, 255);
+
+	RwIm2DVertexSetScreenX(&v[3], x + sz);
+	RwIm2DVertexSetScreenY(&v[3], y);
+	RwIm2DVertexSetScreenZ(&v[3], z);
+	RwIm2DVertexSetScreenZ(&v[3], nearz);
+	RwIm2DVertexSetRecipCameraZ(&v[3], recipz);
+	RwIm2DVertexSetU(&v[3], 1.0f, recipz);
+	RwIm2DVertexSetV(&v[3], 0.0f, recipz);
+	RwIm2DVertexSetIntRGBA(&v[3], 255, 255, 255, 255);
+
+
+	coronaIndices[numCoronaIndices++] = numCoronaVerts;
+	coronaIndices[numCoronaIndices++] = numCoronaVerts + 1;
+	coronaIndices[numCoronaIndices++] = numCoronaVerts + 2;
+	coronaIndices[numCoronaIndices++] = numCoronaVerts;
+	coronaIndices[numCoronaIndices++] = numCoronaVerts + 2;
+	coronaIndices[numCoronaIndices++] = numCoronaVerts + 3;
+	numCoronaVerts += 4;
+}
+#include "Debug.h"
+
+static void
+DrawEnvMapCoronas(float heading)
+{
+	RwRaster *rt = RwTextureGetRaster(CustomPipes::EnvMapTex);
+	const float BIG = 89.0f * RwRasterGetWidth(rt)/128.0f;
+	const float SMALL = 38.0f * RwRasterGetHeight(rt)/128.0f;
+
+	float x;
+	numCoronaVerts = 0;
+	numCoronaIndices = 0;
+	x = (heading - PI)/TWOPI;// - 1.0f;
+	x *= BIG+SMALL;
+	AddCorona(x, 0.0f, BIG);	x += BIG;
+	AddCorona(x, 12.0f, SMALL);	x += SMALL;
+	AddCorona(x, 0.0f, BIG);	x += BIG;
+	AddCorona(x, 12.0f, SMALL);	x += SMALL;
+
+	RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDONE);
+	RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE);
+	RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE);
+	RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[CCoronas::TYPE_STAR]));
+	RwIm2DRenderIndexedPrimitive(rwPRIMTYPETRILIST, coronaVerts, numCoronaVerts, coronaIndices, numCoronaIndices);
+	RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA);
+	RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
+	RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)FALSE);
+}
+
+void
+CRenderer::GenerateEnvironmentMap(void)
+{
+	// We'll probably do this differently eventually
+	// re-using all sorts of stuff here...
+
+	CPostFX::GetBackBuffer(Scene.camera);
+
+	RwCameraBeginUpdate(CustomPipes::EnvMapCam);
+
+	// get current scene
+	SetQuadVertices(RwTextureGetRaster(CustomPipes::EnvMapTex), CPostFX::pBackBuffer, RwCameraGetNearClipPlane(RwCameraGetCurrentCamera()));
+	RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)FALSE);
+	RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE);
+	RwRenderStateSet(rwRENDERSTATETEXTURERASTER, CPostFX::pBackBuffer);
+	RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)FALSE);
+	RwIm2DRenderIndexedPrimitive(rwPRIMTYPETRILIST, Screen2EnvQuad, 4, EnvQuadIndices, 6);
+	RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE);
+	RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE);
+
+	// Draw coronas
+	DrawEnvMapCoronas(TheCamera.GetForward().Heading());
+
+	RwCameraEndUpdate(CustomPipes::EnvMapCam);
+
+
+	RwCameraBeginUpdate(Scene.camera);
+
+	if(gbRenderDebugEnvMap){
+		RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(CustomPipes::EnvMapTex));
+		RwIm2DRenderIndexedPrimitive(rwPRIMTYPETRILIST, CustomPipes::EnvScreenQuad, 4, (RwImVertexIndex*)CustomPipes::QuadIndices, 6);
+	}
+}
diff --git a/src/render/Renderer.h b/src/render/Renderer.h
index 9b202098..a4b6b0b8 100644
--- a/src/render/Renderer.h
+++ b/src/render/Renderer.h
@@ -102,4 +102,6 @@ public:
 	static void RenderTransparentWater(void);	// keep-out polys and transparent water
 #endif
 	static void InsertEntityIntoList(CEntity *ent);
+
+	static void GenerateEnvironmentMap(void);
 };