#include <irrlicht/irrlicht.h>
#include <libguile.h>
-
#include "color.h"
-#include "device.h"
-#include "gui-environment.h"
-#include "material.h"
+#include "gsubr.h"
#include "matrix4.h"
+#include "primitive-types.h"
#include "rect.h"
-#include "scene-manager.h"
-#include "texture.h"
+#include "vertex3d.h"
#include "video-driver.h"
#include "wrapped.h"
-extern "C" {
-
- void
- init_video_driver (void)
- {
- init_video_driver_type ();
- scm_c_define_gsubr ("begin-scene", 1, 0, 1, (scm_t_subr)irr_video_beginScene);
- scm_c_define_gsubr ("end-scene", 1, 0, 0, (scm_t_subr)irr_video_endScene);
- scm_c_define_gsubr ("get-fps", 1, 0, 0, (scm_t_subr)irr_video_getFPS);
- scm_c_define_gsubr ("get-texture", 2, 0, 0, (scm_t_subr)irr_video_getTexture);
- scm_c_define_gsubr ("get-video-driver", 1, 0, 0, (scm_t_subr)irr_getVideoDriver);
- scm_c_define_gsubr ("set-transform!", 3, 0, 0, (scm_t_subr)irr_video_setTransform);
- scm_c_export ("begin-scene", "end-scene", "get-fps", "get-texture",
- "get-video-driver", "set-transform!", NULL);
- }
-
- DEFINE_WRAPPED_TYPE (irr::video::IVideoDriver*, "video-driver",
- init_video_driver_type, video_driver_p,
- wrap_video_driver, unwrap_video_driver);
-
- SCM
- irr_video_beginScene (SCM wrapped_video_driver,
- SCM rest)
- {
- SCM back_buffer = scm_from_bool(1);
- SCM z_buffer = scm_from_bool(1);
- SCM color = scm_list_4 (scm_from_uint32 (255),
- scm_from_uint32 (0),
- scm_from_uint32 (0),
- scm_from_uint32 (0));
- SCM video_data = scm_from_bool(0);
- SCM source_rect = scm_from_bool(0);
-
- scm_c_bind_keyword_arguments ("begin-scene", rest, (scm_t_keyword_arguments_flags)0,
- scm_from_utf8_keyword ("back-buffer"), &back_buffer,
- scm_from_utf8_keyword ("z-buffer"), &z_buffer,
- scm_from_utf8_keyword ("color"), &color,
- scm_from_utf8_keyword ("video-data"), &video_data,
- scm_from_utf8_keyword ("source-rect"), &source_rect,
- SCM_UNDEFINED);
-
- irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
- irr::core::rect<irr::s32>* sourceRectAddress = 0;
- if (!scm_is_false (source_rect))
- {
- irr::core::rect<irr::s32> sourceRect = scm_to_rect_s32 (source_rect);
- sourceRectAddress = &sourceRect;
- }
- return scm_from_bool (driver->beginScene (scm_to_bool (back_buffer),
- scm_to_bool (z_buffer),
- scm_to_color (color),
- irr::video::SExposedVideoData (),
- sourceRectAddress));
- }
-
- SCM
- irr_video_endScene (SCM wrapped_video_driver)
- {
- irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
- return scm_from_bool (driver->endScene ());
- }
-
- SCM
- irr_video_getFPS (SCM wrapped_video_driver)
- {
- irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
- return scm_from_int32 (driver->getFPS ());
- }
-
- SCM
- irr_video_getTexture (SCM wrapped_video_driver,
- SCM filename)
- {
- irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
- irr::video::ITexture* texture = driver->getTexture (scm_to_utf8_stringn (filename, NULL));
- return wrap_texture (texture);
- }
-
- SCM
- irr_video_setMaterial (SCM wrapped_video_driver,
- SCM material)
- {
- irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
- driver->setMaterial (*(unwrap_material (material)));
- return SCM_UNSPECIFIED;
- }
-
- SCM
- irr_video_setTransform (SCM wrapped_video_driver,
- SCM state,
- SCM mat)
- {
- irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
- driver->setTransform (scm_to_transformation_state (state),
- scm_to_matrix4 (mat));
- return SCM_UNSPECIFIED;
- }
-
- SCM
- irr_getVideoDriver (SCM wrapped_obj)
- {
- irr::video::IVideoDriver* driver;
- if (device_p (wrapped_obj))
- {
- driver = unwrap_device (wrapped_obj)->getVideoDriver ();
- }
- else
- {
- scm_error (scm_arg_type_key, NULL, "Cannot get video driver from object: ~S",
- scm_list_1 (wrapped_obj), scm_list_1 (wrapped_obj));
- }
- return wrap_video_driver (driver);
- }
-
- irr::video::E_TRANSFORMATION_STATE
- scm_to_transformation_state (SCM transformation_state)
- {
- char* state = scm_to_utf8_stringn (scm_symbol_to_string (transformation_state), NULL);
- if (!strcmp (state, "view"))
- {
- return irr::video::ETS_VIEW;
- }
- else if (!strcmp (state, "world"))
- {
- return irr::video::ETS_WORLD;
- }
- else if (!strcmp (state, "projection"))
- {
- return irr::video::ETS_PROJECTION;
- }
- else if (!strcmp (state, "texture0"))
- {
- return irr::video::ETS_TEXTURE_0;
- }
- else if (!strcmp (state, "texture1"))
- {
- return irr::video::ETS_TEXTURE_1;
- }
- else if (!strcmp (state, "texture2"))
- {
- return irr::video::ETS_TEXTURE_2;
- }
- else if (!strcmp (state, "texture3"))
- {
- return irr::video::ETS_TEXTURE_3;
- }
- else
- {
- scm_error (scm_arg_type_key, NULL, "Wrong transformation state: ~S",
- scm_list_1 (transformation_state), scm_list_1 (transformation_state));
- }
- }
+using namespace irr;
+
+SCM
+IVideoDriver_beginScene (SCM video_driver,
+ SCM back_buffer,
+ SCM z_buffer,
+ SCM color,
+ SCM video_data,
+ SCM source_rect)
+{
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+
+ // Source rect
+ core::rect<s32>* sourceRectAddress = 0;
+ if (!scm_is_false (source_rect))
+ {
+ core::rect<s32> sourceRect = scm_to_rect_s32 (source_rect);
+ sourceRectAddress = &sourceRect;
+ }
+
+ return scm_from_bool (driver->beginScene (scm_to_bool (back_buffer),
+ scm_to_bool (z_buffer),
+ scm_to_color (color),
+ video::SExposedVideoData (),
+ sourceRectAddress));
+}
+
+SCM
+IVideoDriver_drawVertexPrimitiveList (SCM video_driver,
+ SCM vertices,
+ SCM indices,
+ SCM v_type,
+ SCM p_type)
+{
+ // Build vertex array
+ u32 vertex_count = scm_to_uint32 (scm_length (vertices));
+ video::S3DVertex s3d_vertices [vertex_count];
+ for (int i = 0; i < vertex_count; i++)
+ {
+ video::S3DVertex* vertex =
+ (video::S3DVertex*) scm_to_irr_pointer (scm_list_ref (vertices, scm_from_int (i)));
+ s3d_vertices[i] = video::S3DVertex (vertex->Pos,
+ vertex->Normal,
+ vertex->Color,
+ vertex->TCoords);
+ }
+
+ // Build index array
+ u32 index_count = scm_to_uint32 (scm_length (indices));
+ SCM flat_indices = scm_apply_0 (scm_eval_string (scm_from_utf8_string ("append")),
+ indices);
+ int flat_length = scm_to_int (scm_length (flat_indices));
+ u32 c_indices [flat_length];
+ for (int i = 0; i < flat_length; i++)
+ {
+ c_indices[i] = scm_to_uint32 (scm_list_ref (flat_indices, scm_from_int (i)));
+ }
+
+ // Draw vertices
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ driver->drawVertexPrimitiveList (&s3d_vertices[0],
+ vertex_count,
+ &c_indices[0],
+ index_count,
+ scm_to_vertex_type (v_type),
+ scm_to_primitive_type (p_type),
+ video::EIT_32BIT);
+ return SCM_UNSPECIFIED;
+}
+
+SCM
+IVideoDriver_endScene (SCM video_driver)
+{
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ return scm_from_bool (driver->endScene ());
+}
+
+SCM
+IVideoDriver_getFPS (SCM video_driver)
+{
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ return scm_from_int32 (driver->getFPS ());
+}
+
+SCM
+IVideoDriver_getName (SCM video_driver)
+{
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ return scm_from_utf32_string ((scm_t_wchar*) driver->getName ());
+}
+
+SCM
+IVideoDriver_getTexture (SCM video_driver,
+ SCM filename)
+{
+ char* cfilename = scm_to_utf8_string (filename);
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ video::ITexture* texture = driver->getTexture (cfilename);
+ free (cfilename);
+ return scm_from_irr_pointer ("<texture>", (void*) texture);
+}
+
+SCM
+IVideoDriver_setMaterial (SCM video_driver,
+ SCM material)
+{
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ driver->setMaterial (*((video::SMaterial*) scm_to_irr_pointer (material)));
+ return SCM_UNSPECIFIED;
+}
+
+SCM
+IVideoDriver_setTransform (SCM video_driver,
+ SCM state,
+ SCM mat)
+{
+ video::IVideoDriver* driver = (video::IVideoDriver*) scm_to_irr_pointer (video_driver);
+ driver->setTransform (scm_to_transformation_state (state),
+ scm_to_matrix4 (mat));
+ return SCM_UNSPECIFIED;
+}
+
+
+void
+init_video_driver (void)
+{
+ DEFINE_GSUBR ("IVideoDriver_beginScene", 6, 0, 0, IVideoDriver_beginScene);
+ DEFINE_GSUBR ("IVideoDriver_drawVertexPrimitiveList", 5, 0, 1,
+ IVideoDriver_drawVertexPrimitiveList);
+ DEFINE_GSUBR ("IVideoDriver_endScene", 1, 0, 0, IVideoDriver_endScene);
+ DEFINE_GSUBR ("IVideoDriver_getFPS", 1, 0, 0, IVideoDriver_getFPS);
+ DEFINE_GSUBR ("IVideoDriver_getName", 1, 0, 0, IVideoDriver_getName);
+ DEFINE_GSUBR ("IVideoDriver_getTexture", 2, 0, 0, IVideoDriver_getTexture);
+ DEFINE_GSUBR ("IVideoDriver_setMaterial", 2, 0, 0, IVideoDriver_setMaterial);
+ DEFINE_GSUBR ("IVideoDriver_setTransform", 3, 0, 0, IVideoDriver_setTransform);
+}
+video::E_TRANSFORMATION_STATE
+scm_to_transformation_state (SCM transformation_state)
+{
+ char* state_name = scm_to_utf8_string (scm_symbol_to_string (transformation_state));
+ video::E_TRANSFORMATION_STATE state;
+
+ if (!strcmp (state_name, "view"))
+ {
+ state = video::ETS_VIEW;
+ }
+ else if (!strcmp (state_name, "world"))
+ {
+ state = video::ETS_WORLD;
+ }
+ else if (!strcmp (state_name, "projection"))
+ {
+ state = video::ETS_PROJECTION;
+ }
+ else if (!strcmp (state_name, "texture0"))
+ {
+ state = video::ETS_TEXTURE_0;
+ }
+ else if (!strcmp (state_name, "texture1"))
+ {
+ state = video::ETS_TEXTURE_1;
+ }
+ else if (!strcmp (state_name, "texture2"))
+ {
+ state = video::ETS_TEXTURE_2;
+ }
+ else if (!strcmp (state_name, "texture3"))
+ {
+ state = video::ETS_TEXTURE_3;
+ }
+ else
+ {
+ scm_error (scm_arg_type_key, NULL, "Wrong transformation state: ~S",
+ scm_list_1 (transformation_state), scm_list_1 (transformation_state));
+ }
+
+ free (state_name);
+ return state;
}