X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=r_sprites.c;h=c514b81246cae0fcf538e5141aee1db00077a82e;hb=4cf9985d5d31019fe242e72ed2c0abbfe635ef75;hp=8adee274de95d17f2b8200a796d0ff08adcaafad;hpb=2fa6c1c686a631ca835285d9f01eddf0dd58de85;p=xonotic%2Fdarkplaces.git

diff --git a/r_sprites.c b/r_sprites.c
index 8adee274..c514b812 100644
--- a/r_sprites.c
+++ b/r_sprites.c
@@ -1,151 +1,164 @@
 
 #include "quakedef.h"
+#include "r_shadow.h"
 
-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];
+extern cvar_t r_labelsprites_scale;
+extern cvar_t r_labelsprites_roundtopixels;
 
-	VectorCopy(ent->origin, org);
-	switch(type)
+void R_Model_Sprite_Draw_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
+{
+	int i;
+	model_t *model = ent->model;
+	vec3_t left, up, org, mforward, mleft, mup, middle;
+	float scale, dx, dy, hud_vs_screen;
+
+	// nudge it toward the view to make sure it isn't in a wall
+	Matrix4x4_ToVectors(&ent->matrix, mforward, mleft, mup, org);
+	VectorSubtract(org, r_view.forward, org);
+	switch(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_view.forward[0]*r_view.forward[0]+r_view.forward[1]*r_view.forward[1]);
+		left[0] = -r_view.forward[1] * scale;
+		left[1] = r_view.forward[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_view.origin[0])*(org[0] - r_view.origin[0])+(org[1] - r_view.origin[1])*(org[1] - r_view.origin[1]));
+		left[0] = (org[1] - r_view.origin[1]) * scale;
+		left[1] = -(org[0] - r_view.origin[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", 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]);
+		VectorScale(r_view.left, ent->scale, left);
+		VectorScale(r_view.up, ent->scale, up);
+		break;
+	case SPR_LABEL_SCALE:
+		// normal sprite
+		// faces view plane
+		// fixed HUD pixel size specified in sprite
+		// honors scale
+		// honors a global label scaling cvar
+
+		scale = 2 * ent->scale * (DotProduct(r_view.forward, org) - DotProduct(r_view.forward, r_view.origin)) * r_labelsprites_scale.value;
+		VectorScale(r_view.left, scale * r_view.frustum_x / vid_conwidth.integer, left); // 1px
+		VectorScale(r_view.up, scale * r_view.frustum_y / vid_conheight.integer, up); // 1px
+		break;
+	case SPR_LABEL:
+		// normal sprite
+		// faces view plane
+		// fixed pixel size specified in sprite
+		// tries to get the right size in HUD units, if possible
+		// ignores scale
+		// honors a global label scaling cvar before the rounding
+		// FIXME assumes that 1qu is 1 pixel in the sprite like in SPR32 format. Should not do that, but instead query the source image! This bug only applies to the roundtopixels case, though.
+
+		scale = 2 * (DotProduct(r_view.forward, org) - DotProduct(r_view.forward, r_view.origin));
+
+		if(r_labelsprites_roundtopixels.integer)
+		{
+			hud_vs_screen = max(
+				vid_conwidth.integer / (float) r_view.width,
+				vid_conheight.integer / (float) r_view.height
+			) / max(0.125, r_labelsprites_scale.value);
+
+			// snap to "good sizes"
+			// 1     for (0.6, 1.41]
+			// 2     for (1.8, 3.33]
+			if(hud_vs_screen <= 0.6)
+				hud_vs_screen = 0; // don't, use real HUD pixels
+			else if(hud_vs_screen <= 1.41)
+				hud_vs_screen = 1;
+			else if(hud_vs_screen <= 3.33)
+				hud_vs_screen = 2;
+			else
+				hud_vs_screen = 0; // don't, use real HUD pixels
+
+			if(hud_vs_screen)
+			{
+				// use screen pixels
+				VectorScale(r_view.left, scale * r_view.frustum_x / (r_view.width * hud_vs_screen), left); // 1px
+				VectorScale(r_view.up, scale * r_view.frustum_y / (r_view.height * hud_vs_screen), up); // 1px
+			}
+			else
+			{
+				// use HUD pixels
+				VectorScale(r_view.left, scale * r_view.frustum_x / vid_conwidth.integer * r_labelsprites_scale.value, left); // 1px
+				VectorScale(r_view.up, scale * r_view.frustum_y / vid_conheight.integer * r_labelsprites_scale.value, up); // 1px
+			}
+
+			if(hud_vs_screen == 1)
+			{
+				VectorMA(r_view.origin, scale, r_view.forward, middle); // center of screen in distance scale
+				dx = 0.5 - fmod(r_view.width * 0.5 + (DotProduct(org, left) - DotProduct(middle, left)) / DotProduct(left, left) + 0.5, 1.0);
+				dy = 0.5 - fmod(r_view.height * 0.5 + (DotProduct(org, up) - DotProduct(middle, up)) / DotProduct(up, up) + 0.5, 1.0);
+				VectorMAMAM(1, org, dx, left, dy, up, org);
+			}
+		}
+		else
+		{
+			// use HUD pixels
+			VectorScale(r_view.left, scale * r_view.frustum_x / vid_conwidth.integer * r_labelsprites_scale.value, left); // 1px
+			VectorScale(r_view.up, scale * r_view.frustum_y / vid_conheight.integer * r_labelsprites_scale.value, up); // 1px
+		}
 		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);
+		VectorCopy(mleft, left);
+		VectorCopy(mup, up);
 		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] = mleft[0] * r_view.forward[0] + mleft[1] * r_view.left[0] + mleft[2] * r_view.up[0];
+		left[1] = mleft[0] * r_view.forward[1] + mleft[1] * r_view.left[1] + mleft[2] * r_view.up[1];
+		left[2] = mleft[0] * r_view.forward[2] + mleft[1] * r_view.left[2] + mleft[2] * r_view.up[2];
+		up[0] = mup[0] * r_view.forward[0] + mup[1] * r_view.left[0] + mup[2] * r_view.up[0];
+		up[1] = mup[0] * r_view.forward[1] + mup[1] * r_view.left[1] + mup[2] * r_view.up[1];
+		up[2] = mup[0] * r_view.forward[2] + mup[1] * r_view.left[2] + mup[2] * r_view.up[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->sprite.sprnum_type, org, left, up))
-		return;
+	R_Mesh_Matrix(&identitymatrix);
 
-	R_Mesh_Matrix(&r_identitymatrix);
-
-	if ((ent->model->flags & EF_FULLBRIGHT) || (ent->effects & EF_FULLBRIGHT))
-		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;
-	}
-	else
-		fog = 0;
-	ifog = 1 - fog;
-
-	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->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);
-			}
+			mspriteframe_t *frame = model->sprite.sprdata_frames + ent->frameblend[i].frame;
+			texture_t *texture = model->data_textures + ent->frameblend[i].frame;
+			R_UpdateTextureInfo(ent, texture);
+			// FIXME: negate left and right in loader
+			R_DrawSprite(texture->currentlayers[0].blendfunc1, texture->currentlayers[0].blendfunc2, texture->basetexture, texture->currentskinframe->fog, (texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST), (texture->currentmaterialflags & MATERIALFLAG_SHORTDEPTHRANGE), org, left, up, frame->left, frame->right, frame->down, frame->up, texture->currentlayers[0].color[0], texture->currentlayers[0].color[1], texture->currentlayers[0].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->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);
-		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)
 {
+	vec3_t org;
 	if (ent->frameblend[0].frame < 0)
 		return;
 
-	c_sprites++;
-
-	R_MeshQueue_AddTransparent(ent->origin, R_DrawSpriteModelCallback, ent, 0);
+	Matrix4x4_OriginFromMatrix(&ent->matrix, org);
+	R_MeshQueue_AddTransparent(ent->effects & EF_NODEPTHTEST ? r_view.origin : org, R_Model_Sprite_Draw_TransparentCallback, ent, 0, rsurface.rtlight);
 }