initial commit. now I can start playing with stuff!

1 files changed, 287 insertions, 0 deletions

diff --git a/oldStuff/3dlib/treeki3d.cpp b/oldStuff/3dlib/treeki3d.cpp
new file mode 100644
index 0000000..d244b98
--- /dev/null
+++ b/oldStuff/3dlib/treeki3d.cpp
@@ -0,0 +1,287 @@
+/* Treeki's 3D Library for Wii */

+

+#include "3dlib/treeki3d.h"

+

+namespace T3D {

+

+const GXColor Black = {0,0,0,255};

+const GXColor White = {255,255,255,255};

+

+u32 HasBeenInited;

+

+RenderInfo *RenderQueue;

+int RenderQueuePos;

+

+CameraInfo Camera;

+

+tmdl_material *LastMaterial;

+

+

+bool Init(bool test) {

+	if (HasBeenInited == 'T3Df')

+		return test;

+	

+	HasBeenInited = 'T3Df';

+	

+	OSReport("T3D Engine revision 1 -- created by Treeki\n");

+	OSReport("Setting up the render queue for %d model(s).\n", OBJ_COUNT);

+	

+	RenderQueue = new RenderInfo[OBJ_COUNT];

+	RenderQueuePos = 0;

+	

+	// Setup camera

+	Camera.projection = GX_PERSPECTIVE;

+	

+	GXRenderModeObj *rm = Hook_GetGXRenderModeObj();

+	f32 aspect = (f32)rm->viWidth / (f32)rm->viHeight;

+	

+	OSReport("Dump of GXRenderModeObj settings:\n");

+	OSReport("viTVmode => %d; fbWidth => %d; efbHeight => %d; xfbHeight => %d\n", rm->viTVmode, rm->fbWidth, rm->efbHeight, rm->xfbHeight);

+	OSReport("viXOrigin => %d; viYOrigin => %d; viWidth => %d; viHeight => %d\n", rm->viXOrigin, rm->viYOrigin, rm->viWidth, rm->viHeight);

+	OSReport("xFBmode => %d; field_rendering => %d; aa => %d\n", rm->xFBmode, rm->field_rendering, rm->aa);

+	

+	OSReport("Calculated VI aspect: %f\n", aspect);

+	

+	MTXPerspective(Camera.projection_matrix, 45, aspect, 0.1f, 1800.0f);

+	

+	Point3d camPos = {0,0,-150};

+	Vec camUp = {0,1,0};

+	Point3d target = {0,0,0};

+	MTXLookAt(Camera.view_matrix, &camPos, &camUp, &target);

+	

+	return test;

+}

+

+bool Model::bind(void *data, const char *mdlname) {

+	ARCHandle arc;

+	ARCFileInfo model_info, texture_info;

+	tmdl_header *model = 0;

+	TPLPalette *texture = 0;

+	

+	OSReport("[T3D] Loading model %s\n", mdlname);

+	

+	// obtain the files from the arc

+	char model_name[64], texture_name[64];

+	snprintf(model_name, 64, "t3d/mdl_%s.tmdl", mdlname);

+	snprintf(texture_name, 64, "t3d/tex_%s.tpl", mdlname);

+	

+	if (!ARCInitHandle(data, &arc)) {

+		OSReport("[T3D] CANNOT LOAD ARC!!\n");

+		OSReport("ARCInitHandle returned false\n");

+		return false;

+	}

+	

+	if (ARCOpen(&arc, model_name, &model_info)) {

+		model = (tmdl_header*)ARCGetStartAddrInMem(&model_info);

+		ARCClose(&model_info);

+	} else {

+		OSReport("[T3D] CANNOT GET MODEL!!\n");

+		OSReport("ARCOpen could not get %s\n", model_name);

+		return false;

+	}

+	

+	if (ARCOpen(&arc, texture_name, &texture_info)) {

+		texture = (TPLPalette*)ARCGetStartAddrInMem(&texture_info);

+		ARCClose(&texture_info);

+	}

+	

+	// bind it

+	if (model->version != 2) {

+		OSReport("[T3D] INVALID VERSION!!\n");

+		OSReport("this revision of T3D expects a v2 model file, not %d\n", model->version);

+		return false;

+	}

+	

+	if (texture) {

+		TPLBind(texture);

+	}

+	

+	// fix up every shape's GX arrays

+	for (int shape_id = 0; shape_id < model->shape_count; shape_id++) {

+		u32 shape_offset = *(u32*)((u32)model + sizeof(tmdl_header) + (4*shape_id));

+		tmdl_shape *shape = (tmdl_shape*)((u32)model + shape_offset);

+		

+		void *pos_arr = (void*)((u32)model + shape->pos_arr_offset);

+		void *nrm_arr = (void*)((u32)model + shape->nrm_arr_offset);

+		void *uv_arr = (void*)((u32)model + shape->uv_arr_offset);

+		

+		DCStoreRangeNoSync(pos_arr, shape->pos_arr_size);

+		DCStoreRangeNoSync(nrm_arr, shape->nrm_arr_size);

+		DCStoreRangeNoSync(uv_arr, shape->uv_arr_size);

+	}

+	

+	// done!

+	this->model_res = model;

+	this->texture_res = texture;

+	

+	return true;

+}

+

+void Model::addToDrawList(Mtx mtx) {

+	RenderInfo *info = &RenderQueue[RenderQueuePos++];

+	MTXCopy(mtx, info->matrix);

+	info->model = this;

+	

+	if (RenderQueuePos > OBJ_COUNT) {

+		OSReport("FATAL ERROR!!\n");

+		OSReport("T3D object limit reached, render queue will overflow\n");

+	}

+}

+

+void Model::draw(RenderInfo *info) {

+	Mtx matrix;

+	MTXCopy(Camera.view_matrix, matrix);

+	MTXConcat(info->matrix, matrix, matrix);

+	

+	GXLoadPosMtxImm(matrix, GX_PNMTX0);

+	

+	for (int i = 0; i < this->model_res->shape_count; i++)

+		this->drawShape(info, i);

+}

+

+void Model::drawShape(RenderInfo *info, int shape_id) {

+	u32 shape_offset = *(u32*)((u32)this->model_res + sizeof(tmdl_header) + (4*shape_id));

+	tmdl_shape *shape = (tmdl_shape*)((u32)this->model_res + shape_offset);

+	

+	tmdl_material *material = (tmdl_material*)((u32)this->model_res + shape->mat_offset);

+	this->setupMaterialGX(material);

+	

+	void *pos_arr = (void*)((u32)this->model_res + shape->pos_arr_offset);

+	void *nrm_arr = (void*)((u32)this->model_res + shape->nrm_arr_offset);

+	void *uv_arr = (void*)((u32)this->model_res + shape->uv_arr_offset);

+	

+	GXSetArray(GX_VA_POS, pos_arr, 12);

+	GXSetArray(GX_VA_NRM, nrm_arr, 12);

+	GXSetArray(GX_VA_TEX0, uv_arr, 8);

+	

+	void *dl_ptr = (void*)((u32)this->model_res + shape->dl_offset);

+	GXCallDisplayList(dl_ptr, shape->dl_size);

+}

+

+void Model::setupMaterialGX(tmdl_material *material) {

+	if (material == LastMaterial)

+		return;

+	

+	LastMaterial = material; // small optimisation

+	

+	if (material->texture_id != 0xFFFFFFFF) {

+		GXSetChanMatColor(GX_COLOR0A0, White);

+		GXSetChanMatColor(GX_COLOR1A1, White);

+		

+		GXTexObj tex;

+		

+		TPLGetGXTexObjFromPalette(this->texture_res, &tex, material->texture_id);

+		GXLoadTexObj(&tex, GX_TEXMAP0);

+		

+		GXSetNumTexGens(1);

+		GXSetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);

+		

+		GXSetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);

+		GXSetTevOrder(GX_TEVSTAGE1, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR0A0);

+		

+		// TEV blending ops:

+		// First off, use the equivalent of GXSetTevOp(GX_TEVSTAGE0, GX_MODULATE)

+		//GXSetTevOp(GX_TEVSTAGE0, GX_MODULATE);

+		GXSetTevColorIn(GX_TEVSTAGE0, GX_CC_ZERO, GX_CC_TEXC, GX_CC_RASC, GX_CC_ZERO);

+		GXSetTevAlphaIn(GX_TEVSTAGE0, GX_CA_ZERO, GX_CA_TEXA, GX_CA_RASA, GX_CA_ZERO);

+		GXSetTevColorOp(GX_TEVSTAGE0, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, GX_TRUE, GX_TEVPREV);

+		GXSetTevAlphaOp(GX_TEVSTAGE0, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, GX_TRUE, GX_TEVPREV);

+		

+		// Then do the same for stage1, but blend TEVPREV with RASC/RASA

+		GXSetTevColorIn(GX_TEVSTAGE1, GX_CC_ZERO, GX_CC_RASC, GX_CC_CPREV, GX_CC_ZERO);

+		GXSetTevAlphaIn(GX_TEVSTAGE1, GX_CA_ZERO, GX_CA_RASA, GX_CA_APREV, GX_CA_ZERO);

+		GXSetTevColorOp(GX_TEVSTAGE1, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, GX_TRUE, GX_TEVPREV);

+		GXSetTevAlphaOp(GX_TEVSTAGE1, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, GX_TRUE, GX_TEVPREV);

+		

+	} else {

+		GXSetChanMatColor(GX_COLOR0A0, material->mat_colour);

+		GXSetChanMatColor(GX_COLOR1A1, White);

+		

+		GXSetNumTexGens(0);

+		

+		GXSetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR0A0);

+		GXSetTevOrder(GX_TEVSTAGE1, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR1A1);

+		

+		// TEV blending ops:

+		// First stage becomes GX_PASSCLR

+		GXSetTevOp(GX_TEVSTAGE0, GX_PASSCLR);

+		

+		// Then blend this colour with RASA/RASC in the second stage

+		GXSetTevColorIn(GX_TEVSTAGE1, GX_CC_ZERO, GX_CC_RASC, GX_CC_CPREV, GX_CC_ZERO);

+		GXSetTevAlphaIn(GX_TEVSTAGE1, GX_CA_ZERO, GX_CA_RASA, GX_CA_APREV, GX_CA_ZERO);

+		GXSetTevColorOp(GX_TEVSTAGE1, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, GX_TRUE, GX_TEVPREV);

+		GXSetTevAlphaOp(GX_TEVSTAGE1, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, GX_TRUE, GX_TEVPREV);

+	}

+}

+

+void DrawQueue() {

+	LastMaterial = NULL;

+	

+	GXInvalidateVtxCache();

+	GXInvalidateTexAll();

+	GXClearVtxDesc();

+	

+	GXSetVtxDesc(GX_VA_POS, GX_INDEX16);

+	GXSetVtxDesc(GX_VA_NRM, GX_INDEX16);

+	GXSetVtxDesc(GX_VA_TEX0, GX_INDEX16);

+	

+	GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);

+	GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_NRM, GX_NRM_XYZ, GX_F32, 0);

+	GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

+	

+	GXSetCurrentMtx(GX_PNMTX0);

+	

+	GXRenderModeObj *rm = Hook_GetGXRenderModeObj();

+	if (rm->field_rendering)

+		GXSetViewportJitter(0, 0, rm->fbWidth, rm->efbHeight, 0, 1, VIGetNextField());

+	else

+		GXSetViewport(0, 0, rm->fbWidth, rm->efbHeight, 0, 1);

+	

+	GXSetProjection(Camera.projection_matrix, Camera.projection);

+	

+	GXSetBlendMode(GX_BM_NONE, GX_BL_ONE, GX_BL_ONE, GX_LO_CLEAR);

+	GXSetCullMode(GX_CULL_NONE);

+	GXSetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);

+	GXSetZCompLoc(GX_TRUE);

+	

+	GXSetNumTevStages(2);

+	GXSetTevDirect(GX_TEVSTAGE0);

+	GXSetTevDirect(GX_TEVSTAGE1);

+	

+	GXSetTevSwapModeTable(GX_TEV_SWAP0, GX_CH_RED, GX_CH_GREEN, GX_CH_BLUE, GX_CH_ALPHA);

+	

+	GXSetTevSwapMode(GX_TEVSTAGE0, GX_TEV_SWAP0, GX_TEV_SWAP0);

+	GXSetTevSwapMode(GX_TEVSTAGE1, GX_TEV_SWAP0, GX_TEV_SWAP0);

+	

+	/*GXInitLightDir(&light, 0, -1, 0);

+	GXInitLightSpot(&light, 45, GX_SP_COS);

+	GXInitLightDistAttn(&light, 30, 0.7, GX_DA_GENTLE);*/

+	GXLightObj light, light2;

+	GXInitLightColor(&light, White);

+	GXInitLightPos(&light, 0,-500,0);

+	GXLoadLightObjImm(&light, GX_LIGHT0);

+	

+	GXInitLightColor(&light2, White);

+	GXInitSpecularDir(&light2, 0, 0, 0.5);

+	GXInitLightShininess(&light2, 4.0f);

+	GXLoadLightObjImm(&light2, GX_LIGHT1);

+	

+	GXSetNumChans(2);

+	GXSetChanAmbColor(GX_COLOR0A0, (GXColor){128,128,128,255});

+	GXSetChanAmbColor(GX_COLOR1A1, (GXColor){128,128,128,255});

+	//GXSetChanMatColor(GX_COLOR0A0, {255,255,255,255});

+	

+	GXSetChanCtrl(GX_COLOR0A0, GX_ENABLE, GX_SRC_REG, GX_SRC_REG, GX_LIGHT0, GX_DF_CLAMP, GX_AF_NONE);

+	GXSetChanCtrl(GX_COLOR1A1, GX_ENABLE, GX_SRC_REG, GX_SRC_REG, GX_LIGHT1, GX_DF_CLAMP, GX_AF_SPEC);

+	

+	GXSetFog(GX_FOG_NONE, 0, 0, 0, 0, (GXColor){0,0,0,0});

+	

+	

+	for (int idx = 0; idx < RenderQueuePos; idx++) {

+		RenderQueue[idx].model->draw(&RenderQueue[idx]);

+	}

+	

+	RenderQueuePos = 0;

+}

+

+};