first motion table

game-ctrl/Makefile

@@ -11,7 +11,7 @@ CFLAGS=-Wall -mmcu=$(MCU) -std=gnu99 -I $(TOOLCHAIN_PREFIX)/include -O1 -g0
 
 LDFLAGS=-mmcu=$(MCU) -L $(TOOLCHAIN_PREFIX)/include
 
-$(ARTIFACT).elf:	main.o led.o time.o PontCoopScheduler.o displayDriver.o canvas.o shapes.o shape_i.o shape_j.o shape_l.o shape_o.o shape_s.o shape_t.o shape_z.o game.o
+$(ARTIFACT).elf:	main.o led.o time.o PontCoopScheduler.o displayDriver.o canvas.o shapes.o shape_i.o shape_j.o shape_l.o shape_o.o shape_s.o shape_t.o shape_z.o game.o buttons.o
 	$(CC) -o $@ $(LDFLAGS) $^
 	$(OBJDUMP) -D $(ARTIFACT).elf > $(ARTIFACT).txt
 

game-ctrl/buttons.c

@@ -0,0 +1,84 @@
+#include "stddef.h"
+#include "stdint.h"
+
+#include "buttons.h"
+#include "PontCoopScheduler.h"
+#include "shapes.h"
+#include "canvas.h"
+#include "led.h"
+
+
+// TEST CODE
+uint16_t counter;
+
+
+static uint8_t buttonsMoveLeftPressed() {
+  // -----------------------
+  // TEST CODE
+  //if (counter == 25) {
+  //  ledGreenToggle();
+  //  return 1;
+  //}
+  // -----------------------
+  return 0;
+}
+
+static uint8_t buttonsMoveRightPressed() {
+  return 0;
+}
+
+static uint8_t buttonsRotateLeftPressed() {
+  // -----------------------
+  // TEST CODE
+  if (counter == 35) {
+    ledGreenToggle();
+    return 1;
+  }
+  // -----------------------
+  return 0;
+}
+
+static uint8_t buttonsRotateRightPressed() {
+  return 0;
+}
+
+void buttonsExec(void *handle) {
+  if (stone.shape == e_ShapeInvalid) {
+    // don't do anything, the stone has not been initialized
+    return;
+  }
+
+  // TEST CODE
+  counter++;
+
+  uint8_t buttonPressed = 0;
+
+  if (buttonsMoveLeftPressed()) {
+    stoneMoveLeft();
+    buttonPressed = 1;
+  }
+  if (buttonsMoveRightPressed()) {
+    stoneMoveRight();
+    buttonPressed = 1;
+  }
+  if (buttonsRotateLeftPressed()) {
+    stoneRotateLeft();
+    buttonPressed = 1;
+  }
+  if (buttonsRotateRightPressed()) {
+    stoneRotateRight();
+    buttonPressed = 1;
+  }
+
+  if (buttonPressed == 1) {
+    canvasShow();
+  }
+}
+
+void buttonsInit() {
+  // TEST CODE
+  counter = 0;
+
+  schAdd(buttonsExec, NULL, 0, 100);
+}
+

game-ctrl/buttons.h

@@ -0,0 +1,7 @@
+#ifndef _BUTTONS_H_
+#define _BUTTONS_H_
+
+void buttonsInit();
+
+
+#endif // _BUTTONS_H_

game-ctrl/canvas.c

@@ -53,3 +53,9 @@ uint8_t canvasIsRowFilled(uint8_t row) {
   return res;
 }
 
+uint8_t canvasIsPixelFree(uint8_t column, uint8_t row) {
+  return (*((canvas.canvas) + (row * canvas.width + column)) == 0) &&
+         (column < canvas.width) &&
+         (row < canvas.height);
+}
+

game-ctrl/canvas.h

@@ -19,6 +19,7 @@ void canvasClear();
 void canvasSetAll(uint8_t color);
 void canvasShow();
 void canvasSetPixel(uint8_t column, uint8_t row, uint8_t color);
+uint8_t canvasIsPixelFree(uint8_t column, uint8_t row);
 void canvasWipeRow(uint8_t row);
 uint8_t canvasIsRowFilled(uint8_t row);
 

game-ctrl/colors.h

@@ -1,22 +0,0 @@
-#ifndef _COLORS_H_
-#define _COLORS_H_
-
-
-#define _off 0x00
-#define _blue 0x01
-#define _green 0x02
-#define _orange 0x03
-#define _rose 0x04
-#define _magenta 0x05
-#define _violet 0x06
-#define _azure 0x07
-#define _cyan 0x08
-#define _springgreen 0x09
-#define _chartreuse 0x0a
-#define _yellow 0x0b
-#define _white 0x0c
-#define _red 0x0d
-
-
-
-#endif

game-ctrl/main.c

@@ -9,6 +9,8 @@
 #include "displayDriver.h"
 #include "canvas.h"
 #include "game.h"
+#include "buttons.h"
+#include "shapes.h"
 
 
 int main() {
@@ -29,7 +31,9 @@ int main() {
     displayDriverInit();
     canvasInit();
 
+    shapesInit();
     gameInit();
+    buttonsInit();
 
     __enable_interrupt();
 

game-ctrl/shape_i.c

@@ -1,31 +1,137 @@
 #include "shapes.h"
 #include "shape_i.h"
 #include "canvas.h"
+#include "../rgb-driver/colors.h"
+
+
+#define COLOR _cyan
+
+typedef struct {
+  uint8_t x;
+  uint8_t y;
+} pixel_t;
+
+typedef struct {
+  int8_t x;
+  int8_t y;
+} offset_t;
+
+typedef struct {
+  offset_t set[4];
+  offset_t reset[4];
+  offset_t offset;
+} motion_t;
+
+typedef struct {
+  uint8_t color;
+  pixel_t draw[4];
+  motion_t motion[5][4];
+} motionTable_t;
+
+const motionTable_t motions[1] = {
+  { // i
+    .color = _cyan,
+    .draw = { { 0, 0}, { 0, 1}, { 0, 2}, { 0, 3} },
+    .motion = {
+      { 
+        // move down
+        { .set = { { 0, 4}, { 0, 4}, { 0, 4}, { 0, 4} }, .reset = { { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0} }, .offset = { 0, 1} }, // 0
+        { .set = { { 0, 1}, { 1, 1}, { 2, 1}, { 3, 1} }, .reset = { { 0, 0}, { 1, 0}, { 2, 0}, { 3, 0} }, .offset = { 0, 1} }, // 90
+        { .set = { { 0, 4}, { 0, 4}, { 0, 4}, { 0, 4} }, .reset = { { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0} }, .offset = { 0, 1} }, // 180
+        { .set = { { 0, 1}, { 1, 1}, { 2, 1}, { 3, 1} }, .reset = { { 0, 0}, { 1, 0}, { 2, 0}, { 3, 0} }, .offset = { 0, 1} }  // 270
+      },
+      { 
+        // move left
+        { .set = { {-1, 0}, {-1, 1}, {-1, 2}, {-1, 3} }, .reset = { { 0, 0}, { 0, 1}, { 0, 2}, { 0, 3} }, .offset = {-1, 0} }, // 0
+        { .set = { {-1, 0}, {-1, 0}, {-1, 0}, {-1, 0} }, .reset = { { 3, 0}, { 3, 0}, { 3, 0}, { 3, 0} }, .offset = { 0, 1} }, // 90
+        { .set = { {-1, 0}, {-1, 1}, {-1, 2}, {-1, 3} }, .reset = { { 0, 0}, { 0, 1}, { 0, 2}, { 0, 3} }, .offset = {-1, 0} }, // 180
+        { .set = { {-1, 0}, {-1, 0}, {-1, 0}, {-1, 0} }, .reset = { { 3, 0}, { 3, 0}, { 3, 0}, { 3, 0} }, .offset = { 0, 1} }, // 270
+      },
+      { 
+        // move right
+        { .set = { { 1, 0}, { 1, 1}, { 1, 2}, { 1, 3} }, .reset = { { 0, 0}, { 0, 1}, { 0, 2}, { 0, 3} }, .offset = { 1, 0} }, // 0
+        { .set = { { 4, 0}, { 4, 0}, { 4, 0}, { 4, 0} }, .reset = { { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0} }, .offset = { 1, 0} }, // 90
+        { .set = { { 1, 0}, { 1, 1}, { 1, 2}, { 1, 3} }, .reset = { { 0, 0}, { 0, 1}, { 0, 2}, { 0, 3} }, .offset = { 1, 0} }, // 180
+        { .set = { { 4, 0}, { 4, 0}, { 4, 0}, { 4, 0} }, .reset = { { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0} }, .offset = { 1, 0} }, // 270
+      },
+      { 
+        // rotate left
+        { .set = { {-1, 1}, { 1, 1}, { 2, 1}, { 2, 1} }, .reset = { { 0, 0}, { 0, 2}, { 0, 3}, { 0, 3} }, .offset = {-1, 1} }, // 0
+        { .set = { { 1,-2}, { 1,-1}, { 1, 1}, { 1, 1} }, .reset = { { 0, 0}, { 2, 0}, { 3, 0}, { 3, 0} }, .offset = { 1,-2} }, // 90
+        { .set = { {-1, 1}, { 1, 1}, { 2, 1}, { 2, 1} }, .reset = { { 0, 0}, { 0, 2}, { 0, 3}, { 0, 3} }, .offset = {-1, 1} }, // 180
+        { .set = { { 1,-2}, { 1,-1}, { 1, 1}, { 1, 1} }, .reset = { { 0, 0}, { 2, 0}, { 3, 0}, { 3, 0} }, .offset = { 1,-2} }, // 270
+      },
+      { 
+        // rotate right
+        { .set = { {-2, 1}, {-1, 1}, { 1, 1}, { 1, 1} }, .reset = { { 0, 0}, { 0, 2}, { 0, 3}, { 0, 3} }, .offset = {-2, 1} }, // 0
+        { .set = { { 2,-2}, { 2,-1}, { 2, 1}, { 2, 1} }, .reset = { { 0, 0}, { 1, 0}, { 3, 0}, { 3, 0} }, .offset = { 2,-2} }, // 90
+        { .set = { {-2, 1}, {-1, 1}, { 1, 1}, { 1, 1} }, .reset = { { 0, 0}, { 0, 2}, { 0, 3}, { 0, 3} }, .offset = {-2, 1} }, // 180
+        { .set = { { 2,-2}, { 2,-1}, { 2, 1}, { 2, 1} }, .reset = { { 0, 0}, { 1, 0}, { 3, 0}, { 3, 0} }, .offset = { 2,-2} }, // 270
+      },
+    }
+  }
+};
 
 uint8_t draw_i() {
-  canvasSetPixel(stone.x, stone.y, 0x01);
-  canvasSetPixel(stone.x, stone.y+1, 0x01);
-  canvasSetPixel(stone.x, stone.y+2, 0x01);
-  canvasSetPixel(stone.x, stone.y+3, 0x01);
-  return 1;
+  uint8_t res = 0;
+  if (canvasIsPixelFree(stone.x + motions[stone.shape].draw[0].x, stone.y + motions[stone.shape].draw[0].y) &&
+      canvasIsPixelFree(stone.x + motions[stone.shape].draw[1].x, stone.y + motions[stone.shape].draw[1].y) &&
+      canvasIsPixelFree(stone.x + motions[stone.shape].draw[2].x, stone.y + motions[stone.shape].draw[2].y) &&
+      canvasIsPixelFree(stone.x + motions[stone.shape].draw[3].x, stone.y + motions[stone.shape].draw[3].y)) {
+    canvasSetPixel(stone.x + motions[stone.shape].draw[0].x, stone.y + motions[stone.shape].draw[0].y, motions[stone.shape].color);
+    canvasSetPixel(stone.x + motions[stone.shape].draw[1].x, stone.y + motions[stone.shape].draw[1].y, motions[stone.shape].color);
+    canvasSetPixel(stone.x + motions[stone.shape].draw[2].x, stone.y + motions[stone.shape].draw[2].y, motions[stone.shape].color);
+    canvasSetPixel(stone.x + motions[stone.shape].draw[3].x, stone.y + motions[stone.shape].draw[3].y, motions[stone.shape].color);
+    res = 1;
+  }
+  return res;
+}
+
+uint8_t move(direction_t direction) {
+  uint8_t res = 0;
+  if (canvasIsPixelFree(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[0].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[0].y) &&
+      canvasIsPixelFree(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[1].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[1].y) &&
+      canvasIsPixelFree(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[2].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[2].y) &&
+      canvasIsPixelFree(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[3].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[3].y)) {
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].reset[0].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].reset[0].y, _off);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].reset[1].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].reset[1].y, _off);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].reset[2].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].reset[2].y, _off);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].reset[3].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].reset[3].y, _off);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[0].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[0].y, motions[stone.shape].color);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[1].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[1].y, motions[stone.shape].color);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[2].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[2].y, motions[stone.shape].color);
+    canvasSetPixel(stone.x + motions[stone.shape].motion[direction][stone.orientation].set[3].x, stone.y + motions[stone.shape].motion[direction][stone.orientation].set[3].y, motions[stone.shape].color);
+    stone.x += motions[stone.shape].motion[direction][stone.orientation].offset.x;
+    stone.y += motions[stone.shape].motion[direction][stone.orientation].offset.y;
+    res = 1;
+  }
+  return res;
 }
 
 uint8_t moveDown_i() {
-  return 1;
+  return move(e_MoveDown);
 }
 
 uint8_t moveLeft_i() {
-  return 1;
+  return move(e_MoveLeft);
 }
 
 uint8_t moveRight_i() {
-  return 1;
+  return move(e_MoveRight);
 }
 
 uint8_t rotateLeft_i() {
-  return 1;
+  uint8_t res = move(e_RotateLeft);
+  if (res) {
+    stone.orientation = ((orientation_t[]){ e_270, e_0, e_90, e_180 })[stone.orientation];
+  }
+  return res;
 }
 
 uint8_t rotateRight_i() {
-  return 1;
+  uint8_t res = move(e_RotateRight);
+  if (res) {
+    stone.orientation = ((orientation_t[]){ e_90, e_180, e_270, e_0 })[stone.orientation];
+  }
+  return res;
 }

game-ctrl/shapes.c

@@ -33,6 +33,10 @@ const stoneOperations_t stoneOperations[] = {
 
 stone_t stone;
 
+void shapesInit() {
+  stone.shape = e_ShapeInvalid;
+}
+
 void stoneCreate() {
   stone.shape = e_I;
   stone.orientation = e_0;

game-ctrl/shapes.h

@@ -3,6 +3,7 @@
 
 #include <stdint.h>
 
+void shapesInit();
 void stoneCreate();
 uint8_t stoneDraw();
 uint8_t stoneMoveDown();
@@ -12,7 +13,8 @@ uint8_t stoneRotateLeft();
 uint8_t stoneRotateRight();
 
 
-typedef enum { e_I=0, e_O, e_T, e_Z, e_S, e_L, e_J, e_ShapeEnd } shape_t;
+typedef enum { e_I=0, e_O, e_T, e_Z, e_S, e_L, e_J, e_ShapeInvalid } shape_t;
+typedef enum { e_MoveDown, e_MoveLeft, e_MoveRight, e_RotateLeft, e_RotateRight } direction_t;
 typedef enum { e_0, e_90, e_180, e_270 } orientation_t;
 
 typedef struct {