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-rw-r--r--src/field.c235
1 files changed, 235 insertions, 0 deletions
diff --git a/src/field.c b/src/field.c
new file mode 100644
index 0000000..dcb332d
--- /dev/null
+++ b/src/field.c
@@ -0,0 +1,235 @@
+#include <stdlib.h>
+#include <string.h>
+#include <SFML/Graphics/RectangleShape.h>
+
+#include "field.h"
+#include "tet_conf.h"
+
+/* Shapes maps */
+extern char arrShapeL[4][4];
+extern char arrShapeRL[4][4];
+extern char arrShapeZ[4][4];
+extern char arrShapeS[4][4];
+extern char arrShapeB[4][4];
+extern char arrShapeI[4][4];
+extern char arrShapeT[4][4];
+
+static void rotate_shape_left(struct shape *shape);
+static void rotate_shape_right(struct shape *shape);
+static int out_of_bounds(struct field *fld, struct shape *active);
+
+void init_field(struct field *fld)
+{
+ sfVector2f fldCPos[22][10];
+ for (int j = 0; j < fld->size.y; j++) {
+ for (int i = 0; i < fld->size.x; i++) {
+ fld->c[j][i].a = 0; // Inactive = empty
+ fldCPos[j][i].x
+ = fld->pos.x + (i * (fld->cSize.x + 2 * fld->cOutThick));
+ fldCPos[j][i].y
+ = fld->pos.y - (j * (fld->cSize.y + 2 * fld->cOutThick));
+ fld->p[j][i] = sfRectangleShape_create();
+ sfRectangleShape_setFillColor(fld->p[j][i], UIBGCOLOR);
+ sfRectangleShape_setSize(fld->p[j][i], fld->cSize);
+ sfRectangleShape_setPosition(fld->p[j][i], fldCPos[j][i]);
+ sfRectangleShape_setOutlineColor(fld->p[j][i], UIFGACTIVECOLOR);
+ sfRectangleShape_setOutlineThickness(fld->p[j][i], fld->cOutThick);
+ }
+ }
+}
+
+void colorize_field(struct field *fld)
+{
+ for (int j = 0; j < fld->size.y; j++)
+ for (int i = 0; i < fld->size.x; i++)
+ if (fld->c[j][i].a) {
+ sfRectangleShape_setFillColor(fld->p[j][i], fld->c[j][i].fColor);
+ sfRectangleShape_setOutlineColor(fld->p[j][i], UIFGACTIVECOLOR);
+ } else {
+ sfRectangleShape_setFillColor(fld->p[j][i], UIBGCOLOR);
+ sfRectangleShape_setOutlineColor(fld->p[j][i], UIFGINACTIVECOLOR);
+ }
+}
+
+void colorize_field_random(struct field *fld)
+{
+ int a;
+ for (int j = 0; j < fld->size.y; j++) {
+ for (int i = 0; i < fld->size.x; i++) {
+ a = rand() % 7 + 1;
+ switch (a) {
+ case 1 :
+ sfRectangleShape_setFillColor(fld->p[j][i], LCOLOR);
+ break;
+ case 2 :
+ sfRectangleShape_setFillColor(fld->p[j][i], RLCOLOR);
+ break;
+ case 3 :
+ sfRectangleShape_setFillColor(fld->p[j][i], ZCOLOR);
+ break;
+ case 4 :
+ sfRectangleShape_setFillColor(fld->p[j][i], SCOLOR);
+ break;
+ case 5 :
+ sfRectangleShape_setFillColor(fld->p[j][i], BCOLOR);
+ break;
+ case 6 :
+ sfRectangleShape_setFillColor(fld->p[j][i], ICOLOR);
+ break;
+ case 7 :
+ sfRectangleShape_setFillColor(fld->p[j][i], TCOLOR);
+ break;
+ }
+ sfRectangleShape_setOutlineColor(fld->p[j][i], UIFGACTIVECOLOR);
+ }
+ }
+}
+
+void init_next_shape_field(struct shape *next)
+{
+ sfVector2f nsPos;
+ for (int j = 0; j < 4; j++) {
+ for (int i = 0; i < 4; i++) {
+ nsPos.x = next->x + i *(next->cSize.x + 2 * next->cOutThick);
+ nsPos.y = next->y - j *(next->cSize.y + 2 * next->cOutThick);
+ next->p[j][i] = sfRectangleShape_create();
+ sfRectangleShape_setSize(next->p[j][i], next->cSize);
+ sfRectangleShape_setPosition(next->p[j][i], nsPos);
+ sfRectangleShape_setOutlineThickness(next->p[j][i], next->cOutThick);
+ }
+ }
+}
+
+/*
+ * Inserts shape into field, runs filled lines searching, puts new shape
+ * into the game at the top.
+ *
+ */
+void putShape(struct field *fld, struct shape *active)
+{
+ for (int j = 0; j < 4; j++)
+ for (int i = 0; i < 4; i++)
+ if (active->c[j][i]) {
+ fld->c[j+active->y][i+active->x].a = active->c[j][i];
+ fld->c[j+active->y][i+active->x].fColor = active->fColor;
+ }
+}
+
+int out_of_field(struct field *fld, struct shape *active)
+{
+ for (int i = 0; i < 4; i++)
+ for (int j = 0; j < 4; j++)
+ if (active->c[i][j] && active->y + i >= fld->size.y)
+ return 1;
+ return 0;
+}
+
+void load_shape(struct shape *shape)
+{
+ switch (shape->t) { // Copy cell active/inactive state
+ case 1 :
+ memcpy(&shape->c[0][0], &arrShapeL[0][0], sizeof(char)*4*4);
+ shape->fColor = LCOLOR;
+ break;
+ case 2 :
+ memcpy(&shape->c[0][0], &arrShapeRL[0][0], sizeof(char)*4*4);
+ shape->fColor = RLCOLOR;
+ break;
+ case 3 :
+ memcpy(&shape->c[0][0], &arrShapeZ[0][0], sizeof(char)*4*4);
+ shape->fColor = ZCOLOR;
+ break;
+ case 4 :
+ memcpy(&shape->c[0][0], &arrShapeS[0][0], sizeof(char)*4*4);
+ shape->fColor = SCOLOR;
+ break;
+ case 5 :
+ memcpy(&shape->c[0][0], &arrShapeB[0][0], sizeof(char)*4*4);
+ shape->fColor = BCOLOR;
+ break;
+ case 6 :
+ memcpy(&shape->c[0][0], &arrShapeI[0][0], sizeof(char)*4*4);
+ shape->fColor = ICOLOR;
+ break;
+ case 7 :
+ memcpy(&shape->c[0][0], &arrShapeT[0][0], sizeof(char)*4*4);
+ shape->fColor = TCOLOR;
+ break;
+ }
+}
+
+void resetActiveShape(struct field *fld, struct shape *active)
+{
+ load_shape(active);
+ active->x = 3;
+ if (active->t == 6)
+ active->y = 19;
+ else
+ active->y = 18;
+ while (collide(fld, active)) {
+ active->y++;
+ }
+}
+
+int collide(struct field *fld, struct shape *active)
+{
+ if (out_of_bounds(fld, active))
+ return 1;
+ for (int i = 0; i < 4; i++)
+ for (int j = 0; j < 4; j++)
+ if (active->c[i][j] && fld->c[i + active->y][j + active->x].a)
+ return 1;
+ return 0;
+}
+
+static int out_of_bounds(struct field *fld, struct shape *active)
+{
+ for (int i = 0; i < 4; i++)
+ for (int j = 0; j < 4; j++)
+ if (active->c[i][j])
+ if (active->x + j >= fld->bound.x || active->x + j < 0
+ || active->y + i >= fld->bound.y || active->y + i < 0)
+ return 1;
+ return 0;
+}
+
+static void rotate_shape_left(struct shape *shape)
+{
+ char arr[4][4];
+ memcpy(&arr[0][0], &shape->c[0][0], sizeof(char)*4*4);
+ if (shape->t == 5)
+ return;
+ if (shape->t == 6) {
+ for (int j = 3; j >= 0; j--)
+ for (int i = 0; i < 4; i++)
+ shape->c[j][i] = arr[3-i][3-j];
+ return;
+ }
+ for (int j = 3; j > 0; j--)
+ for (int i = 0; i < 3; i++)
+ shape->c[j][i] = arr[3-i][j-1];
+}
+
+static void rotate_shape_right(struct shape *shape)
+{
+ char arr[4][4];
+ memcpy(&arr[0][0], &shape->c[0][0], sizeof(char)*4*4);
+ if (shape->t == 5)
+ return;
+ if (shape->t == 6) {
+ for (int j = 3; j >= 0; j--)
+ for (int i = 0; i < 4; i++)
+ shape->c[j][i] = arr[3-i][3-j];
+ return;
+ }
+ for (int j = 3; j > 0; j--)
+ for (int i = 0; i < 3; i++)
+ shape->c[j][i] = arr[i+1][3-j];
+}
+
+void rotate_shape(struct field *fld, struct shape *shape)
+{
+ rotate_shape_right(shape);
+ if (collide(fld, shape))
+ rotate_shape_left(shape);
+}
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