X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=laserbrain_demo;a=blobdiff_plain;f=src%2Frenderer.cc;h=a4f2edbccfaecef9655e9206542ed275b71f6b3f;hp=b9e5884b3c8309be990df2238e7d87fce9391a7d;hb=6ef619c6d92c698728576a4ec1c798a0f716d9a4;hpb=e5c3a6764a288f04cffbf02164fec7a2c2d80dea

diff --git a/src/renderer.cc b/src/renderer.cc
index b9e5884..a4f2edb 100644
--- a/src/renderer.cc
+++ b/src/renderer.cc
@@ -15,6 +15,7 @@ static const char *use_flag_str[] = {
 
 
 static RenderTarget *rtmirror;
+static int cur_vport[4];
 
 Renderer::Renderer()
 {
@@ -90,12 +91,15 @@ void Renderer::draw() const
 	if(DO_MIRRORS && current_render_target() != rtmirror) {
 		// check if the render target needs resizing
 		if(rtmirror->get_width() != vp_width || rtmirror->get_height() != vp_height) {
+			info_log("resizing mirror render target to %dx%d\n", vp_width, vp_height);
 			if(!rtmirror->resize(vp_width, vp_height)) {
 				error_log("failed to resize mirror render target (%dx%d)\n", vp_width, vp_height);
 				goto abort_mirrors;
 			}
 		}
 
+		glGetIntegerv(GL_VIEWPORT, cur_vport);
+
 		FlatMirror *mir = mscn->mirrors;
 		while(mir) {
 			draw_mirror(mir);
@@ -144,6 +148,7 @@ void Renderer::draw_object(Object *obj) const
 		if(use_mask & USE_MIRROR) {
 			float sx = 1.0f / rtmirror->texture()->get_width();
 			float sy = 1.0f / rtmirror->texture()->get_height();
+			set_uniform_float2(sdr, "mirtex_offs", -cur_vport[0], -cur_vport[1]);
 			set_uniform_float2(sdr, "mirtex_scale", sx, sy);
 			set_uniform_float(sdr, "reflectivity", obj->mtl.reflect);
 		}
@@ -156,9 +161,7 @@ void Renderer::draw_object(Object *obj) const
 void Renderer::draw_mirror(FlatMirror *mir) const
 {
 	push_render_target(rtmirror);
-	glClearColor(1, 0, 0, 1);
 	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-	glClearColor(1, 1, 1, 1);
 
 	glMatrixMode(GL_MODELVIEW);
 	glPushMatrix();