X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=r_sprites.c;h=ca0d4b672e9ca5e6ad75405dd466890a2c9bd150;hb=6ede411d2e01c293e840313a7409bb331ed1b97b;hp=7b5b8e55a604237aebe7ba5bc8700afd2578e30e;hpb=db0e59eeca766dc6c747f546a682c56c15db8e32;p=xonotic%2Fdarkplaces.git

diff --git a/r_sprites.c b/r_sprites.c
index 7b5b8e55..ca0d4b67 100644
--- a/r_sprites.c
+++ b/r_sprites.c
@@ -1,142 +1,101 @@
 
 #include "quakedef.h"
 
-static int R_SpriteSetup (const entity_render_t *ent, int type, float org[3], float left[3], float up[3])
+void R_DrawSpriteModelCallback(const void *calldata1, int calldata2)
 {
-	float matrix1[3][3], matrix2[3][3], matrix3[3][3];
+	const entity_render_t *ent = (entity_render_t *)calldata1;
+	int i;
+	vec3_t left, up, org, color, diffusecolor, diffusenormal;
+	mspriteframe_t *frame;
+	float scale;
 
-	VectorCopy(ent->origin, org);
-	switch(type)
+	// 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(ent->model->sprite.sprnum_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]);
-		matrix3[1][0] = matrix3[0][1];
-		matrix3[1][1] = -matrix3[0][0];
-		matrix3[1][2] = 0;
-		matrix3[2][0] = 0;
-		matrix3[2][1] = 0;
-		matrix3[2][2] = 1;
+		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(ent->origin, r_origin, matrix3[0]);
-		matrix3[0][2] = 0;
-		VectorNormalizeFast(matrix3[0]);
-		matrix3[1][0] = matrix3[0][1];
-		matrix3[1][1] = -matrix3[0][0];
-		matrix3[1][2] = 0;
-		matrix3[2][0] = 0;
-		matrix3[2][1] = 0;
-		matrix3[2][2] = 1;
+		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);
+		Con_Printf("R_SpriteSetup: unknown sprite type %i\n", ent->model->sprite.sprnum_type);
 		// fall through to normal sprite
 	case SPR_VP_PARALLEL:
 		// normal sprite
 		// faces view plane
-		VectorCopy(vpn, matrix3[0]);
-		VectorNegate(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
-		AngleVectorsFLU (ent->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
-		AngleVectorsFLU (ent->angles, matrix1[0], matrix1[1], matrix1[2]);
-		VectorCopy(vpn, matrix2[0]);
-		VectorNegate(vright, matrix2[1]);
-		VectorCopy(vup, matrix2[2]);
-		R_ConcatRotations (matrix1[0], matrix2[0], matrix3[0]);
+		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;
 	}
 
-	if (ent->scale != 1)
-	{
-		VectorScale(matrix3[1], ent->scale, left);
-		VectorScale(matrix3[2], ent->scale, up);
-	}
-	else
-	{
-		VectorCopy(matrix3[1], left);
-		VectorCopy(matrix3[2], up);
-	}
-	return false;
-}
-
-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)
-{
-	// 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 R_DrawSpriteModelCallback(const void *calldata1, int calldata2)
-{
-	const entity_render_t *ent = calldata1;
-	int i;
-	vec3_t left, up, org, color;
-	mspriteframe_t *frame;
-	vec3_t diff;
-	float fog, ifog;
-
-	if (R_SpriteSetup(ent, ent->model->sprnum_type, org, left, up))
-		return;
-
 	R_Mesh_Matrix(&r_identitymatrix);
 
-	if ((ent->model->flags & EF_FULLBRIGHT) || (ent->effects & EF_FULLBRIGHT))
+	if (!(ent->flags & RENDER_LIGHT))
 		color[0] = color[1] = color[2] = 1;
 	else
-		R_CompleteLightPoint(color, ent->origin, true, NULL);
-
-	if (fogenabled)
 	{
-		VectorSubtract(ent->origin, r_origin, diff);
-		fog = exp(fogdensity/DotProduct(diff,diff));
-		if (fog > 1)
-			fog = 1;
+		R_CompleteLightPoint(color, diffusecolor, diffusenormal, ent->origin, true);
+		VectorMA(color, 0.5f, diffusecolor, color);
 	}
-	else
-		fog = 0;
-	ifog = 1 - fog;
+	color[0] *= ent->colormod[0];
+	color[1] *= ent->colormod[1];
+	color[2] *= ent->colormod[2];
 
-	if (r_lerpsprites.integer)
+	// LordHavoc: interpolated sprite rendering
+	for (i = 0;i < 4;i++)
 	{
-		// LordHavoc: interpolated sprite rendering
-		for (i = 0;i < 4;i++)
+		if (ent->frameblend[i].lerp >= 0.01f)
 		{
-			if (ent->frameblend[i].lerp >= 0.01f)
-			{
-				frame = ent->model->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);
-			}
+			frame = ent->model->sprite.sprdata_frames + ent->frameblend[i].frame;
+			// FIXME: negate left and right in loader
+			R_DrawSprite(GL_SRC_ALPHA, (ent->effects & EF_ADDITIVE) ? GL_ONE : GL_ONE_MINUS_SRC_ALPHA, frame->texture, frame->fogtexture, (ent->effects & EF_NODEPTHTEST), org, left, up, frame->left, frame->right, frame->down, frame->up, color[0], color[1], color[2], 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->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);
-		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)
@@ -144,8 +103,6 @@ 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);
+	R_MeshQueue_AddTransparent(ent->effects & EF_NODEPTHTEST ? r_vieworigin : ent->origin, R_DrawSpriteModelCallback, ent, 0);
 }