1 files changed, 341 insertions, 0 deletions
diff --git a/engines/sci/gfx/resource/sci_resmgr.c b/engines/sci/gfx/resource/sci_resmgr.c
new file mode 100644
index 0000000000..6475369230
--- /dev/null
+++ b/engines/sci/gfx/resource/sci_resmgr.c
@@ -0,0 +1,341 @@
+/***************************************************************************
+ sci_resmgr.c Copyright (C) 2000 Christoph Reichenbach
+
+ This program may be modified and copied freely according to the terms of
+ the GNU general public license (GPL), as long as the above copyright
+ notice and the licensing information contained herein are preserved.
+
+ Please refer to www.gnu.org for licensing details.
+
+ This work is provided AS IS, without warranty of any kind, expressed or
+ implied, including but not limited to the warranties of merchantibility,
+ noninfringement, and fitness for a specific purpose. The author will not
+ be held liable for any damage caused by this work or derivatives of it.
+
+ By using this source code, you agree to the licensing terms as stated
+ above.
+
+
+ Please contact the maintainer for bug reports or inquiries.
+
+ Current Maintainer:
+
+    Christoph Reichenbach (CR) <jameson@linuxgames.com>
+
+***************************************************************************/
+/* The interpreter-specific part of the resource manager, for SCI */
+
+#include <sci_memory.h>
+#include <sciresource.h>
+#include <gfx_widgets.h>
+#include <gfx_resmgr.h>
+#include <gfx_options.h>
+
+int
+gfxr_interpreter_options_hash(gfx_resource_type_t type, int version,
+			      gfx_options_t *options,
+			      void *internal, int palette)
+{
+	switch (type) {
+
+	case GFX_RESOURCE_TYPE_VIEW:
+		return palette;
+
+	case GFX_RESOURCE_TYPE_PIC:
+		if (version >= SCI_VERSION_01_VGA)
+			return options->pic_port_bounds.y;
+		else
+			return (options->pic0_unscaled)? 0x10000 :
+				(options->pic0_dither_mode << 12)
+				| (options->pic0_dither_pattern << 8)
+				| (options->pic0_brush_mode << 4)
+				| (options->pic0_line_mode);
+
+	case GFX_RESOURCE_TYPE_FONT:
+		return 0;
+
+	case GFX_RESOURCE_TYPE_CURSOR:
+		return 0;
+
+	case GFX_RESOURCE_TYPES_NR:
+	default:
+		GFXERROR("Invalid resource type: %d\n", type);
+		return -1;
+	}
+}
+
+
+gfxr_pic_t *
+gfxr_interpreter_init_pic(int version, gfx_mode_t *mode, int ID, void *internal)
+{
+	return gfxr_init_pic(mode, ID, version >= SCI_VERSION_01_VGA);
+}
+
+
+void
+gfxr_interpreter_clear_pic(int version, gfxr_pic_t *pic, void *internal)
+{
+	gfxr_clear_pic0(pic, SCI_TITLEBAR_SIZE);
+}
+
+
+int
+gfxr_interpreter_calculate_pic(gfx_resstate_t *state, gfxr_pic_t *scaled_pic, gfxr_pic_t *unscaled_pic,
+			       int flags, int default_palette, int nr, void *internal)
+{
+	resource_mgr_t *resmgr = (resource_mgr_t *) state->misc_payload;
+	resource_t *res = scir_find_resource(resmgr, sci_pic, nr, 0);
+	int need_unscaled = unscaled_pic != NULL;
+	gfxr_pic0_params_t style, basic_style;
+	
+	basic_style.line_mode = GFX_LINE_MODE_CORRECT;
+	basic_style.brush_mode = GFX_BRUSH_MODE_SCALED;
+	basic_style.pic_port_bounds = state->options->pic_port_bounds;
+	
+	style.line_mode = state->options->pic0_line_mode;
+	style.brush_mode = state->options->pic0_brush_mode;
+	style.pic_port_bounds = state->options->pic_port_bounds;
+
+	if (!res || !res->data)
+		return GFX_ERROR;
+
+	if (state->version >= SCI_VERSION_01_VGA) {
+		if (need_unscaled)
+		{
+			if (state->version == SCI_VERSION_1_1)
+				gfxr_draw_pic11(unscaled_pic, flags, default_palette, res->size, res->data, &basic_style, res->id,
+						state->static_palette, state->static_palette_entries); 
+			else
+				gfxr_draw_pic01(unscaled_pic, flags, default_palette, res->size, res->data, &basic_style, res->id, 1,
+						state->static_palette, state->static_palette_entries);
+		}
+		if (scaled_pic && scaled_pic->undithered_buffer)
+			memcpy(scaled_pic->visual_map->index_data, scaled_pic->undithered_buffer, scaled_pic->undithered_buffer_size);
+
+		if (state->version == SCI_VERSION_1_1)
+			gfxr_draw_pic11(scaled_pic, flags, default_palette, res->size, res->data, &style, res->id,
+					state->static_palette, state->static_palette_entries);
+		else
+			gfxr_draw_pic01(scaled_pic, flags, default_palette, res->size, res->data, &style, res->id, state->version,
+					state->static_palette, state->static_palette_entries);
+	} else {
+		if (need_unscaled)
+			gfxr_draw_pic01(unscaled_pic, flags, default_palette, res->size, res->data, &basic_style, res->id, 0,
+					state->static_palette, state->static_palette_entries);
+
+		if (scaled_pic && scaled_pic->undithered_buffer)
+			memcpy(scaled_pic->visual_map->index_data, scaled_pic->undithered_buffer, scaled_pic->undithered_buffer_size);
+
+		gfxr_draw_pic01(scaled_pic, flags, default_palette, res->size, res->data, &style, res->id, 0,
+				state->static_palette, state->static_palette_entries);
+		if (need_unscaled)
+			gfxr_remove_artifacts_pic0(scaled_pic, unscaled_pic);
+
+		if (!scaled_pic->undithered_buffer)
+			scaled_pic->undithered_buffer = sci_malloc(scaled_pic->undithered_buffer_size);
+
+		memcpy(scaled_pic->undithered_buffer, scaled_pic->visual_map->index_data, scaled_pic->undithered_buffer_size);
+
+		gfxr_dither_pic0(scaled_pic, state->options->pic0_dither_mode, state->options->pic0_dither_pattern);
+	}
+
+	/* Mark default palettes */
+	if (scaled_pic)
+		scaled_pic->visual_map->loop = default_palette;
+
+	if (unscaled_pic)
+		unscaled_pic->visual_map->loop = default_palette;
+
+	return GFX_OK;
+}
+
+
+void
+gfxr_palettize_view(gfxr_view_t *view, gfx_pixmap_color_t *source, int source_entries)
+{
+    int i;
+    
+    for (i=0;i<MIN(view->colors_nr,source_entries);i++)
+    {
+	if ((view->colors[i].r == 0) &&
+	    (view->colors[i].g == 0) &&
+	    (view->colors[i].b == 0))
+	{
+	    view->colors[i] = source[i];
+	}
+    }
+}
+
+gfxr_view_t *
+gfxr_draw_view11(int id, byte *resource, int size);
+
+gfxr_view_t *
+gfxr_interpreter_get_view(gfx_resstate_t *state, int nr, void *internal, int palette)
+{
+	resource_mgr_t *resmgr = (resource_mgr_t *) state->misc_payload;
+	resource_t *res = scir_find_resource(resmgr, sci_view, nr, 0);
+	int resid = GFXR_RES_ID(GFX_RESOURCE_TYPE_VIEW, nr);
+	gfxr_view_t *result;
+
+	if (!res || !res->data)
+		return NULL;
+
+	if (state->version < SCI_VERSION_01) palette=-1;
+
+	switch (state->version)
+	{
+	case SCI_VERSION_0:
+	case SCI_VERSION_01:
+		result=gfxr_draw_view0(resid, res->data, res->size, palette);
+		break;
+	case SCI_VERSION_01_VGA:
+	case SCI_VERSION_01_VGA_ODD:
+	case SCI_VERSION_1_EARLY:
+	case SCI_VERSION_1_LATE:
+		result=gfxr_draw_view1(resid, res->data, res->size, state->static_palette, state->static_palette_entries); 
+		break;
+	case SCI_VERSION_1_1:
+	case SCI_VERSION_32:
+		result=gfxr_draw_view11(resid, res->data, res->size); 
+		break;
+	}
+
+	if (state->version >= SCI_VERSION_01_VGA)
+	{ 
+		    if (!result->colors)
+		    {
+			result->colors = (gfx_pixmap_color_t*)sci_malloc(sizeof(gfx_pixmap_color_t) * state->static_palette_entries);
+			memset(result->colors, 0, sizeof(gfx_pixmap_color_t) * state->static_palette_entries);
+			result->colors_nr = state->static_palette_entries;
+		    }
+		    gfxr_palettize_view(result, state->static_palette, state->static_palette_entries);
+	}
+	return result;
+}
+
+
+gfx_bitmap_font_t *
+gfxr_interpreter_get_font(gfx_resstate_t *state, int nr, void *internal)
+{
+	resource_mgr_t *resmgr = (resource_mgr_t *) state->misc_payload;
+	resource_t *res = scir_find_resource(resmgr, sci_font, nr, 0);
+	if (!res || !res->data)
+		return NULL;
+
+	return gfxr_read_font(res->id, res->data, res->size);
+}
+
+
+gfx_pixmap_t *
+gfxr_interpreter_get_cursor(gfx_resstate_t *state, int nr, void *internal)
+{
+	resource_mgr_t *resmgr = (resource_mgr_t *) state->misc_payload;
+	resource_t *res = scir_find_resource(resmgr, sci_cursor, nr, 0);
+	int resid = GFXR_RES_ID(GFX_RESOURCE_TYPE_CURSOR, nr);
+
+	if (!res || !res->data)
+		return NULL;
+
+	if (state->version >= SCI_VERSION_1_1) {
+		GFXWARN("Attempt to retreive cursor in SCI1.1 or later\n");
+		return NULL;
+	}
+
+	if (state->version == SCI_VERSION_0)
+		return gfxr_draw_cursor0(resid, res->data, res->size);
+	else
+		return gfxr_draw_cursor01(resid, res->data, res->size);
+}
+
+
+int *
+gfxr_interpreter_get_resources(gfx_resstate_t *state, gfx_resource_type_t type,
+			       int version, int *entries_nr, void *internal)
+{
+	resource_mgr_t *resmgr = (resource_mgr_t *) state->misc_payload;
+	int restype;
+	int *resources;
+	int count = 0;
+	int top = sci_max_resource_nr[version] + 1;
+	int i;
+	switch (type) {
+
+	case GFX_RESOURCE_TYPE_VIEW: restype = sci_view;
+		break;
+
+	case GFX_RESOURCE_TYPE_PIC: restype = sci_pic;
+		break;
+
+	case GFX_RESOURCE_TYPE_CURSOR: restype = sci_cursor;
+		break;
+
+	case GFX_RESOURCE_TYPE_FONT: restype = sci_font;
+		break;
+
+	default:
+		GFX_DEBUG("Unsupported resource %d\n", type);
+		return NULL; /* unsupported resource */
+
+	}
+
+	resources = (int*)sci_malloc(sizeof(int) * top);
+
+	for (i = 0; i < top; i++)
+		if (scir_test_resource(resmgr, restype, i))
+			resources[count++] = i;
+
+	*entries_nr = count;
+
+	return resources;
+}
+
+gfx_pixmap_color_t *
+gfxr_interpreter_get_static_palette(gfx_resstate_t *state, int version, int *colors_nr, void *internal)
+{
+	if (version >= SCI_VERSION_01_VGA)
+		return gfxr_interpreter_get_palette(state, version, colors_nr, internal, 999);
+
+	*colors_nr = GFX_SCI0_PIC_COLORS_NR;
+	return gfx_sci0_pic_colors;
+}
+
+gfx_pixmap_color_t *
+gfxr_interpreter_get_palette(gfx_resstate_t *state, int version, int *colors_nr, 
+			     void *internal, int nr)
+{
+	resource_mgr_t *resmgr = (resource_mgr_t *) state->misc_payload;
+	resource_t *res;
+
+	if (version < SCI_VERSION_01_VGA)
+		return NULL;
+
+	res = scir_find_resource(resmgr, sci_palette, nr, 0);
+	if (!res || !res->data)
+		return NULL;
+
+	switch (version)
+	{
+	case SCI_VERSION_01_VGA :
+	case SCI_VERSION_01_VGA_ODD :
+	case SCI_VERSION_1_EARLY :
+	case SCI_VERSION_1_LATE :
+		return gfxr_read_pal1(res->id, colors_nr, res->data, res->size);
+	case SCI_VERSION_1_1 :
+	case SCI_VERSION_32 :
+		GFX_DEBUG("Palettes are not yet supported in this SCI version\n");
+		return NULL;
+
+	default:
+		BREAKPOINT();
+		return NULL;
+	}
+}
+
+int
+gfxr_interpreter_needs_multicolored_pointers(int version, void *internal)
+{
+	return (version > SCI_VERSION_1);
+}
+
+
+