X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=r_sprites.c;h=d215d4940556bc4f393b32a08d157b7fd5c7c934;hb=0c6f5c25661253b61e9204083605683fdb5487d3;hp=e72a1116576df014edc07be52c55a346c4784493;hpb=d57be67cb00229acb8564b92c8b7c58eeed8a0cb;p=xonotic%2Fdarkplaces.git

diff --git a/r_sprites.c b/r_sprites.c
index e72a1116..d215d494 100644
--- a/r_sprites.c
+++ b/r_sprites.c
@@ -1,53 +1,37 @@
-#include "quakedef.h"
 
-void R_ClipSpriteImage (vec3_t origin, vec3_t right, vec3_t up)
-{
-	int i;
-	mspriteframe_t *frame;
-	vec3_t points[4];
-	float fleft, fright, fdown, fup;
-	frame = currentrenderentity->model->sprdata_frames + currentrenderentity->frameblend[0].frame;
-	fleft  = frame->left;
-	fdown  = frame->down;
-	fright = frame->right;
-	fup    = frame->up;
-	for (i = 1;i < 4 && currentrenderentity->frameblend[i].lerp;i++)
-	{
-		frame = currentrenderentity->model->sprdata_frames + currentrenderentity->frameblend[i].frame;
-		fleft  = min(fleft , frame->left );
-		fdown  = min(fdown , frame->down );
-		fright = max(fright, frame->right);
-		fup    = max(fup   , frame->up   );
-	}
-	points[0][0] = origin[0] + fdown * up[0] + fleft  * right[0];points[0][1] = origin[1] + fdown * up[1] + fleft  * right[1];points[0][2] = origin[2] + fdown * up[2] + fleft  * right[2];
-	points[1][0] = origin[0] + fup   * up[0] + fleft  * right[0];points[1][1] = origin[1] + fup   * up[1] + fleft  * right[1];points[1][2] = origin[2] + fup   * up[2] + fleft  * right[2];
-	points[2][0] = origin[0] + fup   * up[0] + fright * right[0];points[2][1] = origin[1] + fup   * up[1] + fright * right[1];points[2][2] = origin[2] + fup   * up[2] + fright * right[2];
-	points[3][0] = origin[0] + fdown * up[0] + fright * right[0];points[3][1] = origin[1] + fdown * up[1] + fright * right[1];points[3][2] = origin[2] + fdown * up[2] + fright * right[2];
-	R_Clip_AddPolygon(&points[0][0], 4, sizeof(float[3]), false, R_Entity_Callback, currentrenderentity, NULL, NULL);
-}
+#include "quakedef.h"
 
-int R_SpriteSetup (int type, float org[3], float right[3], float up[3])
+static int R_SpriteSetup (const entity_render_t *ent, int type, float org[3], float left[3], float up[3])
 {
-	float matrix1[3][3], matrix2[3][3], matrix3[3][3];
+	float scale;
 
-	VectorCopy(currentrenderentity->origin, org);
+	// nudge it toward the view to make sure it isn't in a wall
+	org[0] = ent->matrix.m[0][3] - r_viewforward[0];
+	org[1] = ent->matrix.m[1][3] - r_viewforward[1];
+	org[2] = ent->matrix.m[2][3] - r_viewforward[2];
 	switch(type)
 	{
 	case SPR_VP_PARALLEL_UPRIGHT:
 		// flames and such
 		// vertical beam sprite, faces view plane
-		VectorNegate(vpn, matrix3[0]);
-		matrix3[0][2] = 0;
-		VectorNormalizeFast(matrix3[0]);
-		VectorVectors(matrix3[0], matrix3[1], matrix3[2]);
+		scale = ent->scale / sqrt(r_viewforward[0]*r_viewforward[0]+r_viewforward[1]*r_viewforward[1]);
+		left[0] = -r_viewforward[1] * scale;
+		left[1] = r_viewforward[0] * scale;
+		left[2] = 0;
+		up[0] = 0;
+		up[1] = 0;
+		up[2] = ent->scale;
 		break;
 	case SPR_FACING_UPRIGHT:
 		// flames and such
 		// vertical beam sprite, faces viewer's origin (not the view plane)
-		VectorSubtract(r_origin, currentrenderentity->origin, matrix3[0]);
-		matrix3[0][2] = 0;
-		VectorNormalizeFast(matrix3[0]);
-		VectorVectors(matrix3[0], matrix3[1], matrix3[2]);
+		scale = ent->scale / sqrt((org[0] - r_vieworigin[0])*(org[0] - r_vieworigin[0])+(org[1] - r_vieworigin[1])*(org[1] - r_vieworigin[1]));
+		left[0] = (org[1] - r_vieworigin[1]) * scale;
+		left[1] = -(org[0] - r_vieworigin[0]) * scale;
+		left[2] = 0;
+		up[0] = 0;
+		up[1] = 0;
+		up[2] = ent->scale;
 		break;
 	default:
 		Con_Printf("R_SpriteSetup: unknown sprite type %i\n", type);
@@ -55,133 +39,69 @@ int R_SpriteSetup (int type, float org[3], float right[3], float up[3])
 	case SPR_VP_PARALLEL:
 		// normal sprite
 		// faces view plane
-		VectorCopy(vpn, matrix3[0]);
-		VectorCopy(vright, matrix3[1]);
-		VectorCopy(vup, matrix3[2]);
+		left[0] = r_viewleft[0] * ent->scale;
+		left[1] = r_viewleft[1] * ent->scale;
+		left[2] = r_viewleft[2] * ent->scale;
+		up[0] = r_viewup[0] * ent->scale;
+		up[1] = r_viewup[1] * ent->scale;
+		up[2] = r_viewup[2] * ent->scale;
 		break;
 	case SPR_ORIENTED:
 		// bullet marks on walls
 		// ignores viewer entirely
-		AngleVectors (currentrenderentity->angles, matrix3[0], matrix3[1], matrix3[2]);
-		// nudge it toward the view, so it will be infront of the wall
-		VectorSubtract(org, vpn, org);
+		left[0] = ent->matrix.m[0][1];
+		left[1] = ent->matrix.m[1][1];
+		left[2] = ent->matrix.m[2][1];
+		up[0] = ent->matrix.m[0][2];
+		up[1] = ent->matrix.m[1][2];
+		up[2] = ent->matrix.m[2][2];
 		break;
 	case SPR_VP_PARALLEL_ORIENTED:
-		// I have no idea what people would use this for
+		// I have no idea what people would use this for...
 		// oriented relative to view space
 		// FIXME: test this and make sure it mimicks software
-		AngleVectors (currentrenderentity->angles, matrix1[0], matrix1[1], matrix1[2]);
-		VectorCopy(vpn, matrix2[0]);
-		VectorCopy(vright, matrix2[1]);
-		VectorCopy(vup, matrix2[2]);
-		R_ConcatRotations (matrix1, matrix2, matrix3);
+		left[0] = ent->matrix.m[0][1] * r_viewforward[0] + ent->matrix.m[1][1] * r_viewleft[0] + ent->matrix.m[2][1] * r_viewup[0];
+		left[1] = ent->matrix.m[0][1] * r_viewforward[1] + ent->matrix.m[1][1] * r_viewleft[1] + ent->matrix.m[2][1] * r_viewup[1];
+		left[2] = ent->matrix.m[0][1] * r_viewforward[2] + ent->matrix.m[1][1] * r_viewleft[2] + ent->matrix.m[2][1] * r_viewup[2];
+		up[0] = ent->matrix.m[0][2] * r_viewforward[0] + ent->matrix.m[1][2] * r_viewleft[0] + ent->matrix.m[2][2] * r_viewup[0];
+		up[1] = ent->matrix.m[0][2] * r_viewforward[1] + ent->matrix.m[1][2] * r_viewleft[1] + ent->matrix.m[2][2] * r_viewup[1];
+		up[2] = ent->matrix.m[0][2] * r_viewforward[2] + ent->matrix.m[1][2] * r_viewleft[2] + ent->matrix.m[2][2] * r_viewup[2];
 		break;
 	}
-
-	// don't draw if view origin is behind it
-	if (DotProduct(org, matrix3[0]) < (DotProduct(r_origin, matrix3[0]) - 1.0f))
-		return true;
-
-	if (currentrenderentity->scale != 1)
-	{
-		VectorScale(matrix3[1], currentrenderentity->scale, matrix3[1]);
-		VectorScale(matrix3[2], currentrenderentity->scale, matrix3[2]);
-	}
-
-	VectorCopy(matrix3[1], right);
-	VectorCopy(matrix3[2], up);
 	return false;
 }
 
-void R_ClipSprite (void)
+static void R_DrawSpriteImage (int additive, mspriteframe_t *frame, rtexture_t *texture, vec3_t origin, vec3_t up, vec3_t left, float red, float green, float blue, float alpha)
 {
-	vec3_t org, right, up;
-
-	if (currentrenderentity->frameblend[0].frame < 0)
-		return;
-
-	if (R_SpriteSetup(currentrenderentity->model->sprnum_type, org, right, up))
-		return;
-
-	// LordHavoc: interpolated sprite rendering
-	R_ClipSpriteImage(org, right, up);
+	// FIXME: negate left and right in loader
+	R_DrawSprite(GL_SRC_ALPHA, additive ? GL_ONE : GL_ONE_MINUS_SRC_ALPHA, texture, false, origin, left, up, frame->left, frame->right, frame->down, frame->up, red, green, blue, alpha);
 }
 
-void GL_DrawSpriteImage (int fog, mspriteframe_t *frame, int texture, vec3_t origin, vec3_t up, vec3_t right, float red, float green, float blue, float alpha)
+void R_DrawSpriteModelCallback(const void *calldata1, int calldata2)
 {
-	rmeshinfo_t m;
-	float v[4][5];
-	memset(&m, 0, sizeof(m));
-	m.transparent = true;
-	m.blendfunc1 = GL_SRC_ALPHA;
-	m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-	if ((currentrenderentity->effects & EF_ADDITIVE)
-	 || (currentrenderentity->model->flags & EF_ADDITIVE)
-	 || fog)
-		m.blendfunc2 = GL_ONE;
-	m.vertex = &v[0][0];
-	m.vertexstep = sizeof(float[5]);
-	m.cr = red;
-	m.cg = green;
-	m.cb = blue;
-	m.ca = alpha;
-	m.tex[0] = texture;
-	m.texcoords[0] = &v[0][3];
-	m.texcoordstep[0] = sizeof(float[5]);
-
-	v[0][0] = origin[0] + frame->down * up[0] + frame->left  * right[0];
-	v[0][1] = origin[1] + frame->down * up[1] + frame->left  * right[1];
-	v[0][2] = origin[2] + frame->down * up[2] + frame->left  * right[2];
-	v[0][3] = 0;
-	v[0][4] = 1;
-	v[1][0] = origin[0] + frame->up   * up[0] + frame->left  * right[0];
-	v[1][1] = origin[1] + frame->up   * up[1] + frame->left  * right[1];
-	v[1][2] = origin[2] + frame->up   * up[2] + frame->left  * right[2];
-	v[1][3] = 0;
-	v[1][4] = 0;
-	v[2][0] = origin[0] + frame->up   * up[0] + frame->right * right[0];
-	v[2][1] = origin[1] + frame->up   * up[1] + frame->right * right[1];
-	v[2][2] = origin[2] + frame->up   * up[2] + frame->right * right[2];
-	v[2][3] = 1;
-	v[2][4] = 0;
-	v[3][0] = origin[0] + frame->down * up[0] + frame->right * right[0];
-	v[3][1] = origin[1] + frame->down * up[1] + frame->right * right[1];
-	v[3][2] = origin[2] + frame->down * up[2] + frame->right * right[2];
-	v[3][3] = 1;
-	v[3][4] = 1;
-
-	R_Mesh_DrawPolygon(&m, 4);
-}
-
-/*
-=================
-R_DrawSpriteModel
-=================
-*/
-void R_DrawSpriteModel ()
-{
-	int			i;
-	vec3_t		right, up, org, color;
+	const entity_render_t *ent = calldata1;
+	int i;
+	vec3_t left, up, org, color, diffusecolor, diffusenormal;
 	mspriteframe_t *frame;
 	vec3_t diff;
-	float		fog, ifog;
-
-	if (currentrenderentity->frameblend[0].frame < 0)
-		return;
+	float fog, ifog;
 
-	if (R_SpriteSetup(currentrenderentity->model->sprnum_type, org, right, up))
+	if (R_SpriteSetup(ent, ent->model->sprite.sprnum_type, org, left, up))
 		return;
 
-	c_sprites++;
+	R_Mesh_Matrix(&r_identitymatrix);
 
-	if ((currentrenderentity->model->flags & EF_FULLBRIGHT) || (currentrenderentity->effects & EF_FULLBRIGHT))
+	if ((ent->model->flags & EF_FULLBRIGHT) || (ent->effects & EF_FULLBRIGHT))
 		color[0] = color[1] = color[2] = 1;
 	else
-		R_CompleteLightPoint(color, currentrenderentity->origin, true, NULL);
+	{
+		R_CompleteLightPoint(color, diffusecolor, diffusenormal, ent->origin, true, NULL);
+		VectorMA(color, 0.5f, diffusecolor, color);
+	}
 
 	if (fogenabled)
 	{
-		VectorSubtract(currentrenderentity->origin, r_origin, diff);
+		VectorSubtract(ent->origin, r_vieworigin, diff);
 		fog = exp(fogdensity/DotProduct(diff,diff));
 		if (fog > 1)
 			fog = 1;
@@ -190,15 +110,43 @@ void R_DrawSpriteModel ()
 		fog = 0;
 	ifog = 1 - fog;
 
-	// LordHavoc: interpolated sprite rendering
-	for (i = 0;i < 4;i++)
+	if (r_lerpsprites.integer)
 	{
-		if (currentrenderentity->frameblend[i].lerp >= 0.01f)
+		// LordHavoc: interpolated sprite rendering
+		for (i = 0;i < 4;i++)
 		{
-			frame = currentrenderentity->model->sprdata_frames + currentrenderentity->frameblend[i].frame;
-			GL_DrawSpriteImage(false, frame, R_GetTexture(frame->texture), org, up, right, color[0] * ifog, color[1] * ifog, color[2] * ifog, currentrenderentity->alpha * currentrenderentity->frameblend[i].lerp);
-			if (fog * currentrenderentity->frameblend[i].lerp >= 0.01f)
-				GL_DrawSpriteImage(true, frame, R_GetTexture(frame->fogtexture), org, up, right, fogcolor[0],fogcolor[1],fogcolor[2], fog * currentrenderentity->alpha * currentrenderentity->frameblend[i].lerp);
+			if (ent->frameblend[i].lerp >= 0.01f)
+			{
+				frame = ent->model->sprite.sprdata_frames + ent->frameblend[i].frame;
+				R_DrawSpriteImage((ent->effects & EF_ADDITIVE) || (ent->model->flags & EF_ADDITIVE), frame, frame->texture, org, up, left, color[0] * ifog, color[1] * ifog, color[2] * ifog, ent->alpha * ent->frameblend[i].lerp);
+				if (fog * ent->frameblend[i].lerp >= 0.01f)
+					R_DrawSpriteImage(true, frame, frame->fogtexture, org, up, left, fogcolor[0],fogcolor[1],fogcolor[2], fog * ent->alpha * ent->frameblend[i].lerp);
+			}
 		}
 	}
+	else
+	{
+		// LordHavoc: no interpolation
+		frame = NULL;
+		for (i = 0;i < 4 && ent->frameblend[i].lerp;i++)
+			frame = ent->model->sprite.sprdata_frames + ent->frameblend[i].frame;
+
+		if (frame)
+		{
+			R_DrawSpriteImage((ent->effects & EF_ADDITIVE) || (ent->model->flags & EF_ADDITIVE), frame, frame->texture, org, up, left, color[0] * ifog, color[1] * ifog, color[2] * ifog, ent->alpha);
+			if (fog * ent->frameblend[i].lerp >= 0.01f)
+				R_DrawSpriteImage(true, frame, frame->fogtexture, org, up, left, fogcolor[0],fogcolor[1],fogcolor[2], fog * ent->alpha);
+		}
+	}
+}
+
+void R_Model_Sprite_Draw(entity_render_t *ent)
+{
+	if (ent->frameblend[0].frame < 0)
+		return;
+
+	c_sprites++;
+
+	R_MeshQueue_AddTransparent(ent->origin, R_DrawSpriteModelCallback, ent, 0);
 }
+