added PRVM_64 define which upgrades the QC VM to double precision

[xonotic/darkplaces.git] / r_shadow.c

diff --git a/r_shadow.c b/r_shadow.c
index 1073aa3f12192ae6e89a48adc45f19b52e5eda84..71701fb52d75bc2dbd51c46ab5371905c94db2bb 100644 (file)
--- a/r_shadow.c
+++ b/r_shadow.c
@@ -4678,6 +4678,7 @@ void R_Shadow_PrepareModelShadows(void)
 {
        int i;
        float scale, size, radius, dot1, dot2;
+       prvm_vec3_t prvmshadowdir, prvmshadowfocus;
        vec3_t shadowdir, shadowforward, shadowright, shadoworigin, shadowfocus, shadowmins, shadowmaxs;
        entity_render_t *ent;
 
@@ -4706,7 +4707,8 @@ void R_Shadow_PrepareModelShadows(void)
        scale = r_shadow_shadowmapping_precision.value * r_shadows_shadowmapscale.value;
        radius = 0.5f * size / scale;
 
-       Math_atov(r_shadows_throwdirection.string, shadowdir);
+       Math_atov(r_shadows_throwdirection.string, prvmshadowdir);
+       VectorCopy(prvmshadowdir, shadowdir);
        VectorNormalize(shadowdir);
        dot1 = DotProduct(r_refdef.view.forward, shadowdir);
        dot2 = DotProduct(r_refdef.view.up, shadowdir);
@@ -4716,7 +4718,8 @@ void R_Shadow_PrepareModelShadows(void)
                VectorMA(r_refdef.view.up, -dot2, shadowdir, shadowforward);
        VectorNormalize(shadowforward);
        CrossProduct(shadowdir, shadowforward, shadowright);
-       Math_atov(r_shadows_focus.string, shadowfocus);
+       Math_atov(r_shadows_focus.string, prvmshadowfocus);
+       VectorCopy(prvmshadowfocus, shadowfocus);
        VectorM(shadowfocus[0], r_refdef.view.right, shadoworigin);
        VectorMA(shadoworigin, shadowfocus[1], r_refdef.view.up, shadoworigin);
        VectorMA(shadoworigin, -shadowfocus[2], r_refdef.view.forward, shadoworigin);
@@ -4752,6 +4755,7 @@ void R_DrawModelShadowMaps(int fbo, rtexture_t *depthtexture, rtexture_t *colort
        vec3_t relativelightdirection, relativeforward, relativeright;
        vec3_t relativeshadowmins, relativeshadowmaxs;
        vec3_t shadowdir, shadowforward, shadowright, shadoworigin, shadowfocus;
+       prvm_vec3_t prvmshadowdir, prvmshadowfocus;
        float m[12];
        matrix4x4_t shadowmatrix, cameramatrix, mvpmatrix, invmvpmatrix, scalematrix, texmatrix;
        r_viewport_t viewport;
@@ -4803,9 +4807,11 @@ void R_DrawModelShadowMaps(int fbo, rtexture_t *depthtexture, rtexture_t *colort
        r_shadow_shadowmap_parameters[2] = 1.0;
        r_shadow_shadowmap_parameters[3] = bound(0.0f, 1.0f - r_shadows_darken.value, 1.0f);
 
-       Math_atov(r_shadows_throwdirection.string, shadowdir);
+       Math_atov(r_shadows_throwdirection.string, prvmshadowdir);
+       VectorCopy(prvmshadowdir, shadowdir);
        VectorNormalize(shadowdir);
-       Math_atov(r_shadows_focus.string, shadowfocus);
+       Math_atov(r_shadows_focus.string, prvmshadowfocus);
+       VectorCopy(prvmshadowfocus, shadowfocus);
        VectorM(shadowfocus[0], r_refdef.view.right, shadoworigin);
        VectorMA(shadoworigin, shadowfocus[1], r_refdef.view.up, shadoworigin);
        VectorMA(shadoworigin, -shadowfocus[2], r_refdef.view.forward, shadoworigin);
@@ -4954,6 +4960,7 @@ void R_DrawModelShadows(int fbo, rtexture_t *depthtexture, rtexture_t *colortext
        vec3_t relativelightdirection;
        vec3_t relativeshadowmins, relativeshadowmaxs;
        vec3_t tmp, shadowdir;
+       prvm_vec3_t prvmshadowdir;
 
        if (!r_refdef.scene.numentities || !vid.stencil || (r_shadow_shadowmode != R_SHADOW_SHADOWMODE_STENCIL && r_shadows.integer != 1))
                return;
@@ -4976,7 +4983,8 @@ void R_DrawModelShadows(int fbo, rtexture_t *depthtexture, rtexture_t *colortext
        // get shadow dir
        if (r_shadows.integer == 2)
        {
-               Math_atov(r_shadows_throwdirection.string, shadowdir);
+               Math_atov(r_shadows_throwdirection.string, prvmshadowdir);
+               VectorCopy(prvmshadowdir, shadowdir);
                VectorNormalize(shadowdir);
        }
 
@@ -6692,7 +6700,7 @@ LIGHT SAMPLING
 =============================================================================
 */
 
-void R_LightPoint(vec3_t color, const vec3_t p, const int flags)
+void R_LightPoint(float *color, const vec3_t p, const int flags)
 {
        int i, numlights, flag;
        float f, relativepoint[3], dist, dist2, lightradius2;