gsdx ogl:

* properly detect gl nv depth extension
* Always show the hack on the gui. Add a new hack option for DATE (gl4.2) only
* Save the scan mode on linux too (f7)
* hopefully fix some crash on some drivers... (ensure aligment 256 bits alignment, and if not use std memcpy)


git-svn-id: http://pcsx2.googlecode.com/svn/trunk@5888 96395faa-99c1-11dd-bbfe-3dabce05a288

plugins/GSdx/GSDeviceOGL.cpp

@@ -1134,8 +1134,7 @@ void GSDeviceOGL::OMSetRenderTargets(GSTexture* rt, GSTexture* ds, const GSVecto
 			OMSetWriteBuffer();
 			OMAttachRt(static_cast<GSTextureOGL*>(rt)->GetID());
 		} else {
-			// Note: NULL rt is only used in DATE so far. Color writing is disabled
+			// Note: NULL rt is only used in DATE so far.
-			// on the blend setup
 			OMSetFBO(m_fbo);
 			OMSetWriteBuffer(GL_NONE);
 		}

plugins/GSdx/GSLinuxDialog.cpp

@@ -235,7 +235,7 @@ bool RunLinuxDialog()
 	GtkWidget *interlace_label, *threads_label, *native_label,  *fsaa_label, *rexy_label, *render_label, *filter_label;
 	
 	GtkWidget *hack_table, *hack_skipdraw_label, *hack_box, *hack_frame;
-	GtkWidget *hack_alpha_check, *hack_offset_check, *hack_skipdraw_spin, *hack_msaa_check, *hack_sprite_check, * hack_wild_check, *hack_enble_check, *hack_logz_check;
+	GtkWidget *hack_alpha_check, *hack_date_check, *hack_offset_check, *hack_skipdraw_spin, *hack_msaa_check, *hack_sprite_check, * hack_wild_check, *hack_enble_check, *hack_logz_check;
 	GtkWidget *hack_tco_label, *hack_tco_entry;
 	GtkWidget *gl_box, *gl_frame, *gl_table;
 
@@ -353,6 +353,7 @@ bool RunLinuxDialog()
 
 	// Create our hack settings.
 	hack_alpha_check    = gtk_check_button_new_with_label("Alpha Hack");
+	hack_date_check     = gtk_check_button_new_with_label("Date Hack");
 	hack_offset_check   = gtk_check_button_new_with_label("Offset Hack");
 	hack_skipdraw_label = gtk_label_new("Skipdraw:");
 	hack_skipdraw_spin  = gtk_spin_button_new_with_range(0,1000,1);
@@ -373,6 +374,7 @@ bool RunLinuxDialog()
 	gtk_table_attach_defaults(GTK_TABLE(hack_table), hack_sprite_check, 0, 1, 1, 2);
 	gtk_table_attach_defaults(GTK_TABLE(hack_table), hack_wild_check, 1, 2, 1, 2);
 	gtk_table_attach_defaults(GTK_TABLE(hack_table), hack_logz_check, 0, 1, 2, 3);
+	gtk_table_attach_defaults(GTK_TABLE(hack_table), hack_date_check, 1, 2, 2, 3);
 	// Note: MSAA is not implemented yet. I disable it to make the table square
 	//gtk_table_attach_defaults(GTK_TABLE(hack_table), hack_msaa_check, 2, 3, 1, 2);
 	gtk_table_attach_defaults(GTK_TABLE(hack_table), hack_skipdraw_label, 0, 1, 3, 4);
@@ -397,6 +399,7 @@ bool RunLinuxDialog()
 	
 	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(hack_alpha_check), theApp.GetConfig("UserHacks_AlphaHack", 0));
 	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(hack_offset_check), theApp.GetConfig("UserHacks_HalfPixelOffset", 0));
+	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(hack_date_check), theApp.GetConfig("UserHacks_DateGL4", 0));
 
 	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(hack_enble_check), theApp.GetConfig("UserHacks", 0));
 	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(hack_msaa_check), theApp.GetConfig("UserHacks_MSAA", 0));
@@ -512,11 +515,7 @@ override_GL_ARB_shading_language_420pack = -1
 	gtk_container_add(GTK_CONTAINER(central_box), hw_frame);
 	gtk_container_add(GTK_CONTAINER(central_box), sw_frame);
 	
-	if (!!theApp.GetConfig("UserHacks", 0))
-	{
 	gtk_container_add(GTK_CONTAINER(advance_box), hack_frame);
-	}
-
 	gtk_container_add(GTK_CONTAINER(advance_box), gl_frame);
 
 	g_signal_connect(render_combo_box, "changed", G_CALLBACK(toggle_widget_states), NULL);
@@ -577,6 +576,7 @@ override_GL_ARB_shading_language_420pack = -1
 		theApp.SetConfig("UserHacks_HalfPixelOffset", (int)gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(hack_offset_check)));
 		theApp.SetConfig("UserHacks_AlphaHack", (int)gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(hack_alpha_check)));
 		theApp.SetConfig("logz", (int)gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(hack_logz_check)));
+		theApp.SetConfig("UserHacks_DateGL4", (int)gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(hack_date_check)));
 
 		theApp.SetConfig("UserHacks_MSAA", (int)gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(hack_msaa_check)));
 		theApp.SetConfig("UserHacks_WildHack", (int)gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(hack_wild_check)));

plugins/GSdx/GSRenderer.cpp

@@ -600,6 +600,7 @@ void GSRenderer::KeyEvent(GSKeyEventData* e)
 			return;
 		case XK_F7:
 			m_shader = (m_shader + post_shader_nb + step) % post_shader_nb;
+			theApp.SetConfig("TVShader", (int)m_shader);
 			fprintf(stderr,"GSdx: Set shader %d.\n", (int)m_shader);
 			return;
 		case XK_Delete:

plugins/GSdx/GSTextureFXOGL.cpp

@@ -60,7 +60,12 @@ void GSDeviceOGL::CreateTextureFX()
 	// Help to debug FS in apitrace
 	m_apitrace = CompilePS(PSSelector());
 
-	if (!!theApp.GetConfig("GL_NV_Depth", 0)) {
+	// VS gl_position.z => [-1,-1]
+	// FS depth => [0, 1]
+	// because of -1 we loose lot of precision for small GS value
+	// This extension allow FS depth to range from -1 to 1. So
+	// gl_position.z could range from [0, 1]
+	if (GLLoader::found_GL_NV_depth_buffer_float) {
 		gl_DepthRangedNV(-1.0f, 1.0f);
 	}
 }

plugins/GSdx/GSTextureOGL.cpp

@@ -152,7 +152,7 @@ namespace PboPool {
 
 	void EndTransfer() {
 		// Note: keep offset aligned for SSE/AVX
-		m_offset[m_current_pbo] += (m_size + 64) & ~0x3F;
+		m_offset[m_current_pbo] = (m_offset[m_current_pbo] + m_size + 31) & ~0x1F;
 	}
 }
 
@@ -319,8 +319,11 @@ bool GSTextureOGL::Update(const GSVector4i& r, const void* data, int pitch)
 	char* map = PboPool::Map(r.height() * line_size);
 
 	for (uint32 h = r.height(); h > 0; h--) {
+		// avoid a crash if map is not aligned
+		if ((uint32)map & 0x1F)
+			memcpy(map, src, line_size);
+		else
 			GSVector4i::storent(map, src, line_size);
-		//memcpy(map, src, line_size);
 		src += pitch;
 		map += line_size;
 	}

plugins/GSdx/res/convert.glsl

@@ -223,7 +223,7 @@ void ps_main9()
 #ifdef ps_main2
 void ps_main2()
 {
-    if(sample_c().a < 127.5f / 255.0f) // >= 0x80 pass
+    if(sample_c().a < (127.5f / 255.0f)) // >= 0x80 pass
         discard;
 
 #ifdef ENABLE_OGL_STENCIL_DEBUG
@@ -237,7 +237,7 @@ void ps_main2()
 #ifdef ps_main3
 void ps_main3()
 {
-    if(127.5f / 255.0f < sample_c().a) // < 0x80 pass (== 0x80 should not pass)
+    if((127.5f / 255.0f) < sample_c().a) // < 0x80 pass (== 0x80 should not pass)
         discard;
 
 #ifdef ENABLE_OGL_STENCIL_DEBUG

plugins/GSdx/res/glsl_source.h

@@ -248,7 +248,7 @@ static const char* convert_glsl =
 	"#ifdef ps_main2\n"
 	"void ps_main2()\n"
 	"{\n"
-	"    if(sample_c().a < 127.5f / 255.0f) // >= 0x80 pass\n"
+	"    if(sample_c().a < (127.5f / 255.0f)) // >= 0x80 pass\n"
 	"        discard;\n"
 	"\n"
 	"#ifdef ENABLE_OGL_STENCIL_DEBUG\n"
@@ -262,7 +262,7 @@ static const char* convert_glsl =
 	"#ifdef ps_main3\n"
 	"void ps_main3()\n"
 	"{\n"
-	"    if(127.5f / 255.0f < sample_c().a) // < 0x80 pass (== 0x80 should not pass)\n"
+	"    if((127.5f / 255.0f) < sample_c().a) // < 0x80 pass (== 0x80 should not pass)\n"
 	"        discard;\n"
 	"\n"
 	"#ifdef ENABLE_OGL_STENCIL_DEBUG\n"